diff --git a/components/cstate/status.pb.go b/components/cstate/status.pb.go
index 90241b8..3533a5d 100644
--- a/components/cstate/status.pb.go
+++ b/components/cstate/status.pb.go
@@ -2,7 +2,7 @@
 // versions:
 // 	protoc-gen-go v1.31.0
 // 	protoc        v4.23.1
-// source: status.proto
+// source: component/status.proto
 
 package cstate
 
@@ -105,11 +105,11 @@ func (x SignalAspect) String() string {
 }
 
 func (SignalAspect) Descriptor() protoreflect.EnumDescriptor {
-	return file_status_proto_enumTypes[0].Descriptor()
+	return file_component_status_proto_enumTypes[0].Descriptor()
 }
 
 func (SignalAspect) Type() protoreflect.EnumType {
-	return &file_status_proto_enumTypes[0]
+	return &file_component_status_proto_enumTypes[0]
 }
 
 func (x SignalAspect) Number() protoreflect.EnumNumber {
@@ -118,7 +118,7 @@ func (x SignalAspect) Number() protoreflect.EnumNumber {
 
 // Deprecated: Use SignalAspect.Descriptor instead.
 func (SignalAspect) EnumDescriptor() ([]byte, []int) {
-	return file_status_proto_rawDescGZIP(), []int{0}
+	return file_component_status_proto_rawDescGZIP(), []int{0}
 }
 
 // 列车激活的枚举
@@ -158,11 +158,11 @@ func (x TrainActiveEnum) String() string {
 }
 
 func (TrainActiveEnum) Descriptor() protoreflect.EnumDescriptor {
-	return file_status_proto_enumTypes[1].Descriptor()
+	return file_component_status_proto_enumTypes[1].Descriptor()
 }
 
 func (TrainActiveEnum) Type() protoreflect.EnumType {
-	return &file_status_proto_enumTypes[1]
+	return &file_component_status_proto_enumTypes[1]
 }
 
 func (x TrainActiveEnum) Number() protoreflect.EnumNumber {
@@ -171,7 +171,7 @@ func (x TrainActiveEnum) Number() protoreflect.EnumNumber {
 
 // Deprecated: Use TrainActiveEnum.Descriptor instead.
 func (TrainActiveEnum) EnumDescriptor() ([]byte, []int) {
-	return file_status_proto_rawDescGZIP(), []int{1}
+	return file_component_status_proto_rawDescGZIP(), []int{1}
 }
 
 // 设备身份信息
@@ -187,7 +187,7 @@ type DeviceIdentity struct {
 func (x *DeviceIdentity) Reset() {
 	*x = DeviceIdentity{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_status_proto_msgTypes[0]
+		mi := &file_component_status_proto_msgTypes[0]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -200,7 +200,7 @@ func (x *DeviceIdentity) String() string {
 func (*DeviceIdentity) ProtoMessage() {}
 
 func (x *DeviceIdentity) ProtoReflect() protoreflect.Message {
-	mi := &file_status_proto_msgTypes[0]
+	mi := &file_component_status_proto_msgTypes[0]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -213,7 +213,7 @@ func (x *DeviceIdentity) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use DeviceIdentity.ProtoReflect.Descriptor instead.
 func (*DeviceIdentity) Descriptor() ([]byte, []int) {
-	return file_status_proto_rawDescGZIP(), []int{0}
+	return file_component_status_proto_rawDescGZIP(), []int{0}
 }
 
 func (x *DeviceIdentity) GetId() string {
@@ -247,7 +247,7 @@ type SwitchRelayState struct {
 func (x *SwitchRelayState) Reset() {
 	*x = SwitchRelayState{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_status_proto_msgTypes[1]
+		mi := &file_component_status_proto_msgTypes[1]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -260,7 +260,7 @@ func (x *SwitchRelayState) String() string {
 func (*SwitchRelayState) ProtoMessage() {}
 
 func (x *SwitchRelayState) ProtoReflect() protoreflect.Message {
-	mi := &file_status_proto_msgTypes[1]
+	mi := &file_component_status_proto_msgTypes[1]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -273,7 +273,7 @@ func (x *SwitchRelayState) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use SwitchRelayState.ProtoReflect.Descriptor instead.
 func (*SwitchRelayState) Descriptor() ([]byte, []int) {
-	return file_status_proto_rawDescGZIP(), []int{1}
+	return file_component_status_proto_rawDescGZIP(), []int{1}
 }
 
 func (x *SwitchRelayState) GetDcJ() bool {
@@ -317,7 +317,7 @@ type PhysicalSectionState struct {
 func (x *PhysicalSectionState) Reset() {
 	*x = PhysicalSectionState{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_status_proto_msgTypes[2]
+		mi := &file_component_status_proto_msgTypes[2]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -330,7 +330,7 @@ func (x *PhysicalSectionState) String() string {
 func (*PhysicalSectionState) ProtoMessage() {}
 
 func (x *PhysicalSectionState) ProtoReflect() protoreflect.Message {
-	mi := &file_status_proto_msgTypes[2]
+	mi := &file_component_status_proto_msgTypes[2]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -343,7 +343,7 @@ func (x *PhysicalSectionState) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use PhysicalSectionState.ProtoReflect.Descriptor instead.
 func (*PhysicalSectionState) Descriptor() ([]byte, []int) {
-	return file_status_proto_rawDescGZIP(), []int{2}
+	return file_component_status_proto_rawDescGZIP(), []int{2}
 }
 
 func (x *PhysicalSectionState) GetOccupied() bool {
@@ -366,7 +366,7 @@ type SignalState struct {
 func (x *SignalState) Reset() {
 	*x = SignalState{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_status_proto_msgTypes[3]
+		mi := &file_component_status_proto_msgTypes[3]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -379,7 +379,7 @@ func (x *SignalState) String() string {
 func (*SignalState) ProtoMessage() {}
 
 func (x *SignalState) ProtoReflect() protoreflect.Message {
-	mi := &file_status_proto_msgTypes[3]
+	mi := &file_component_status_proto_msgTypes[3]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -392,7 +392,7 @@ func (x *SignalState) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use SignalState.ProtoReflect.Descriptor instead.
 func (*SignalState) Descriptor() ([]byte, []int) {
-	return file_status_proto_rawDescGZIP(), []int{3}
+	return file_component_status_proto_rawDescGZIP(), []int{3}
 }
 
 func (x *SignalState) GetDisplay() SignalAspect {
@@ -419,7 +419,7 @@ type PsdState struct {
 func (x *PsdState) Reset() {
 	*x = PsdState{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_status_proto_msgTypes[4]
+		mi := &file_component_status_proto_msgTypes[4]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -432,7 +432,7 @@ func (x *PsdState) String() string {
 func (*PsdState) ProtoMessage() {}
 
 func (x *PsdState) ProtoReflect() protoreflect.Message {
-	mi := &file_status_proto_msgTypes[4]
+	mi := &file_component_status_proto_msgTypes[4]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -445,7 +445,7 @@ func (x *PsdState) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use PsdState.ProtoReflect.Descriptor instead.
 func (*PsdState) Descriptor() ([]byte, []int) {
-	return file_status_proto_rawDescGZIP(), []int{4}
+	return file_component_status_proto_rawDescGZIP(), []int{4}
 }
 
 func (x *PsdState) GetAllClosed() bool {
@@ -484,7 +484,7 @@ type PercentageDeviceState struct {
 func (x *PercentageDeviceState) Reset() {
 	*x = PercentageDeviceState{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_status_proto_msgTypes[5]
+		mi := &file_component_status_proto_msgTypes[5]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -497,7 +497,7 @@ func (x *PercentageDeviceState) String() string {
 func (*PercentageDeviceState) ProtoMessage() {}
 
 func (x *PercentageDeviceState) ProtoReflect() protoreflect.Message {
-	mi := &file_status_proto_msgTypes[5]
+	mi := &file_component_status_proto_msgTypes[5]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -510,7 +510,7 @@ func (x *PercentageDeviceState) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use PercentageDeviceState.ProtoReflect.Descriptor instead.
 func (*PercentageDeviceState) Descriptor() ([]byte, []int) {
-	return file_status_proto_rawDescGZIP(), []int{5}
+	return file_component_status_proto_rawDescGZIP(), []int{5}
 }
 
 func (x *PercentageDeviceState) GetRate() int64 {
@@ -545,7 +545,7 @@ type MovableDeviceState struct {
 func (x *MovableDeviceState) Reset() {
 	*x = MovableDeviceState{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_status_proto_msgTypes[6]
+		mi := &file_component_status_proto_msgTypes[6]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -558,7 +558,7 @@ func (x *MovableDeviceState) String() string {
 func (*MovableDeviceState) ProtoMessage() {}
 
 func (x *MovableDeviceState) ProtoReflect() protoreflect.Message {
-	mi := &file_status_proto_msgTypes[6]
+	mi := &file_component_status_proto_msgTypes[6]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -571,7 +571,7 @@ func (x *MovableDeviceState) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use MovableDeviceState.ProtoReflect.Descriptor instead.
 func (*MovableDeviceState) Descriptor() ([]byte, []int) {
-	return file_status_proto_rawDescGZIP(), []int{6}
+	return file_component_status_proto_rawDescGZIP(), []int{6}
 }
 
 func (x *MovableDeviceState) GetToH() bool {
@@ -608,7 +608,7 @@ type BaliseState struct {
 func (x *BaliseState) Reset() {
 	*x = BaliseState{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_status_proto_msgTypes[7]
+		mi := &file_component_status_proto_msgTypes[7]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -621,7 +621,7 @@ func (x *BaliseState) String() string {
 func (*BaliseState) ProtoMessage() {}
 
 func (x *BaliseState) ProtoReflect() protoreflect.Message {
-	mi := &file_status_proto_msgTypes[7]
+	mi := &file_component_status_proto_msgTypes[7]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -634,7 +634,7 @@ func (x *BaliseState) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use BaliseState.ProtoReflect.Descriptor instead.
 func (*BaliseState) Descriptor() ([]byte, []int) {
-	return file_status_proto_rawDescGZIP(), []int{7}
+	return file_component_status_proto_rawDescGZIP(), []int{7}
 }
 
 func (x *BaliseState) GetContent() *BaliseContent {
@@ -661,7 +661,7 @@ type BaliseContent struct {
 func (x *BaliseContent) Reset() {
 	*x = BaliseContent{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_status_proto_msgTypes[8]
+		mi := &file_component_status_proto_msgTypes[8]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -674,7 +674,7 @@ func (x *BaliseContent) String() string {
 func (*BaliseContent) ProtoMessage() {}
 
 func (x *BaliseContent) ProtoReflect() protoreflect.Message {
-	mi := &file_status_proto_msgTypes[8]
+	mi := &file_component_status_proto_msgTypes[8]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -687,7 +687,7 @@ func (x *BaliseContent) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use BaliseContent.ProtoReflect.Descriptor instead.
 func (*BaliseContent) Descriptor() ([]byte, []int) {
-	return file_status_proto_rawDescGZIP(), []int{8}
+	return file_component_status_proto_rawDescGZIP(), []int{8}
 }
 
 func (x *BaliseContent) GetId() string {
@@ -729,7 +729,7 @@ type OccupiedLinkPosition struct {
 func (x *OccupiedLinkPosition) Reset() {
 	*x = OccupiedLinkPosition{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_status_proto_msgTypes[9]
+		mi := &file_component_status_proto_msgTypes[9]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -742,7 +742,7 @@ func (x *OccupiedLinkPosition) String() string {
 func (*OccupiedLinkPosition) ProtoMessage() {}
 
 func (x *OccupiedLinkPosition) ProtoReflect() protoreflect.Message {
-	mi := &file_status_proto_msgTypes[9]
+	mi := &file_component_status_proto_msgTypes[9]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -755,7 +755,7 @@ func (x *OccupiedLinkPosition) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use OccupiedLinkPosition.ProtoReflect.Descriptor instead.
 func (*OccupiedLinkPosition) Descriptor() ([]byte, []int) {
-	return file_status_proto_rawDescGZIP(), []int{9}
+	return file_component_status_proto_rawDescGZIP(), []int{9}
 }
 
 func (x *OccupiedLinkPosition) GetLinkId() string {
@@ -794,7 +794,7 @@ type TrainState struct {
 func (x *TrainState) Reset() {
 	*x = TrainState{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_status_proto_msgTypes[10]
+		mi := &file_component_status_proto_msgTypes[10]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -807,7 +807,7 @@ func (x *TrainState) String() string {
 func (*TrainState) ProtoMessage() {}
 
 func (x *TrainState) ProtoReflect() protoreflect.Message {
-	mi := &file_status_proto_msgTypes[10]
+	mi := &file_component_status_proto_msgTypes[10]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -820,7 +820,7 @@ func (x *TrainState) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use TrainState.ProtoReflect.Descriptor instead.
 func (*TrainState) Descriptor() ([]byte, []int) {
-	return file_status_proto_rawDescGZIP(), []int{10}
+	return file_component_status_proto_rawDescGZIP(), []int{10}
 }
 
 func (x *TrainState) GetActiveHead() TrainActiveEnum {
@@ -855,7 +855,7 @@ type TowPositionButtonState struct {
 func (x *TowPositionButtonState) Reset() {
 	*x = TowPositionButtonState{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_status_proto_msgTypes[11]
+		mi := &file_component_status_proto_msgTypes[11]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -868,7 +868,7 @@ func (x *TowPositionButtonState) String() string {
 func (*TowPositionButtonState) ProtoMessage() {}
 
 func (x *TowPositionButtonState) ProtoReflect() protoreflect.Message {
-	mi := &file_status_proto_msgTypes[11]
+	mi := &file_component_status_proto_msgTypes[11]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -881,7 +881,7 @@ func (x *TowPositionButtonState) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use TowPositionButtonState.ProtoReflect.Descriptor instead.
 func (*TowPositionButtonState) Descriptor() ([]byte, []int) {
-	return file_status_proto_rawDescGZIP(), []int{11}
+	return file_component_status_proto_rawDescGZIP(), []int{11}
 }
 
 func (x *TowPositionButtonState) GetPos1() bool {
@@ -911,7 +911,7 @@ type RelayState struct {
 func (x *RelayState) Reset() {
 	*x = RelayState{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_status_proto_msgTypes[12]
+		mi := &file_component_status_proto_msgTypes[12]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -924,7 +924,7 @@ func (x *RelayState) String() string {
 func (*RelayState) ProtoMessage() {}
 
 func (x *RelayState) ProtoReflect() protoreflect.Message {
-	mi := &file_status_proto_msgTypes[12]
+	mi := &file_component_status_proto_msgTypes[12]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -937,7 +937,7 @@ func (x *RelayState) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use RelayState.ProtoReflect.Descriptor instead.
 func (*RelayState) Descriptor() ([]byte, []int) {
-	return file_status_proto_rawDescGZIP(), []int{12}
+	return file_component_status_proto_rawDescGZIP(), []int{12}
 }
 
 func (x *RelayState) GetActive() bool {
@@ -961,7 +961,7 @@ type EmpState struct {
 func (x *EmpState) Reset() {
 	*x = EmpState{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_status_proto_msgTypes[13]
+		mi := &file_component_status_proto_msgTypes[13]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -974,7 +974,7 @@ func (x *EmpState) String() string {
 func (*EmpState) ProtoMessage() {}
 
 func (x *EmpState) ProtoReflect() protoreflect.Message {
-	mi := &file_status_proto_msgTypes[13]
+	mi := &file_component_status_proto_msgTypes[13]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -987,7 +987,7 @@ func (x *EmpState) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use EmpState.ProtoReflect.Descriptor instead.
 func (*EmpState) Descriptor() ([]byte, []int) {
-	return file_status_proto_rawDescGZIP(), []int{13}
+	return file_component_status_proto_rawDescGZIP(), []int{13}
 }
 
 func (x *EmpState) GetPressed() bool {
@@ -1010,7 +1010,7 @@ type ButtonState struct {
 func (x *ButtonState) Reset() {
 	*x = ButtonState{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_status_proto_msgTypes[14]
+		mi := &file_component_status_proto_msgTypes[14]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -1023,7 +1023,7 @@ func (x *ButtonState) String() string {
 func (*ButtonState) ProtoMessage() {}
 
 func (x *ButtonState) ProtoReflect() protoreflect.Message {
-	mi := &file_status_proto_msgTypes[14]
+	mi := &file_component_status_proto_msgTypes[14]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -1036,7 +1036,7 @@ func (x *ButtonState) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use ButtonState.ProtoReflect.Descriptor instead.
 func (*ButtonState) Descriptor() ([]byte, []int) {
-	return file_status_proto_rawDescGZIP(), []int{14}
+	return file_component_status_proto_rawDescGZIP(), []int{14}
 }
 
 func (x *ButtonState) GetPressDown() bool {
@@ -1065,7 +1065,7 @@ type ButtonPressOperating struct {
 func (x *ButtonPressOperating) Reset() {
 	*x = ButtonPressOperating{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_status_proto_msgTypes[15]
+		mi := &file_component_status_proto_msgTypes[15]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -1078,7 +1078,7 @@ func (x *ButtonPressOperating) String() string {
 func (*ButtonPressOperating) ProtoMessage() {}
 
 func (x *ButtonPressOperating) ProtoReflect() protoreflect.Message {
-	mi := &file_status_proto_msgTypes[15]
+	mi := &file_component_status_proto_msgTypes[15]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -1091,7 +1091,7 @@ func (x *ButtonPressOperating) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use ButtonPressOperating.ProtoReflect.Descriptor instead.
 func (*ButtonPressOperating) Descriptor() ([]byte, []int) {
-	return file_status_proto_rawDescGZIP(), []int{15}
+	return file_component_status_proto_rawDescGZIP(), []int{15}
 }
 
 func (x *ButtonPressOperating) GetStart() bool {
@@ -1137,7 +1137,7 @@ type ButtonConfirmOperating struct {
 func (x *ButtonConfirmOperating) Reset() {
 	*x = ButtonConfirmOperating{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_status_proto_msgTypes[16]
+		mi := &file_component_status_proto_msgTypes[16]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -1150,7 +1150,7 @@ func (x *ButtonConfirmOperating) String() string {
 func (*ButtonConfirmOperating) ProtoMessage() {}
 
 func (x *ButtonConfirmOperating) ProtoReflect() protoreflect.Message {
-	mi := &file_status_proto_msgTypes[16]
+	mi := &file_component_status_proto_msgTypes[16]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -1163,7 +1163,7 @@ func (x *ButtonConfirmOperating) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use ButtonConfirmOperating.ProtoReflect.Descriptor instead.
 func (*ButtonConfirmOperating) Descriptor() ([]byte, []int) {
-	return file_status_proto_rawDescGZIP(), []int{16}
+	return file_component_status_proto_rawDescGZIP(), []int{16}
 }
 
 func (x *ButtonConfirmOperating) GetConfirm() bool {
@@ -1180,123 +1180,124 @@ func (x *ButtonConfirmOperating) GetCancel() bool {
 	return false
 }
 
-var File_status_proto protoreflect.FileDescriptor
+var File_component_status_proto protoreflect.FileDescriptor
 
-var file_status_proto_rawDesc = []byte{
-	0x0a, 0x0c, 0x73, 0x74, 0x61, 0x74, 0x75, 0x73, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x12, 0x06,
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 }
 
 var (
-	file_status_proto_rawDescOnce sync.Once
-	file_status_proto_rawDescData = file_status_proto_rawDesc
+	file_component_status_proto_rawDescOnce sync.Once
+	file_component_status_proto_rawDescData = file_component_status_proto_rawDesc
 )
 
-func file_status_proto_rawDescGZIP() []byte {
-	file_status_proto_rawDescOnce.Do(func() {
-		file_status_proto_rawDescData = protoimpl.X.CompressGZIP(file_status_proto_rawDescData)
+func file_component_status_proto_rawDescGZIP() []byte {
+	file_component_status_proto_rawDescOnce.Do(func() {
+		file_component_status_proto_rawDescData = protoimpl.X.CompressGZIP(file_component_status_proto_rawDescData)
 	})
-	return file_status_proto_rawDescData
+	return file_component_status_proto_rawDescData
 }
 
-var file_status_proto_enumTypes = make([]protoimpl.EnumInfo, 2)
-var file_status_proto_msgTypes = make([]protoimpl.MessageInfo, 17)
-var file_status_proto_goTypes = []interface{}{
+var file_component_status_proto_enumTypes = make([]protoimpl.EnumInfo, 2)
+var file_component_status_proto_msgTypes = make([]protoimpl.MessageInfo, 17)
+var file_component_status_proto_goTypes = []interface{}{
 	(SignalAspect)(0),              // 0: cstate.SignalAspect
 	(TrainActiveEnum)(0),           // 1: cstate.TrainActiveEnum
 	(*DeviceIdentity)(nil),         // 2: cstate.DeviceIdentity
@@ -1317,7 +1318,7 @@ var file_status_proto_goTypes = []interface{}{
 	(*ButtonPressOperating)(nil),   // 17: cstate.ButtonPressOperating
 	(*ButtonConfirmOperating)(nil), // 18: cstate.ButtonConfirmOperating
 }
-var file_status_proto_depIdxs = []int32{
+var file_component_status_proto_depIdxs = []int32{
 	0,  // 0: cstate.SignalState.display:type_name -> cstate.SignalAspect
 	10, // 1: cstate.BaliseState.content:type_name -> cstate.BaliseContent
 	1,  // 2: cstate.TrainState.activeHead:type_name -> cstate.TrainActiveEnum
@@ -1329,13 +1330,13 @@ var file_status_proto_depIdxs = []int32{
 	0,  // [0:4] is the sub-list for field type_name
 }
 
-func init() { file_status_proto_init() }
-func file_status_proto_init() {
-	if File_status_proto != nil {
+func init() { file_component_status_proto_init() }
+func file_component_status_proto_init() {
+	if File_component_status_proto != nil {
 		return
 	}
 	if !protoimpl.UnsafeEnabled {
-		file_status_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} {
+		file_component_status_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} {
 			switch v := v.(*DeviceIdentity); i {
 			case 0:
 				return &v.state
@@ -1347,7 +1348,7 @@ func file_status_proto_init() {
 				return nil
 			}
 		}
-		file_status_proto_msgTypes[1].Exporter = func(v interface{}, i int) interface{} {
+		file_component_status_proto_msgTypes[1].Exporter = func(v interface{}, i int) interface{} {
 			switch v := v.(*SwitchRelayState); i {
 			case 0:
 				return &v.state
@@ -1359,7 +1360,7 @@ func file_status_proto_init() {
 				return nil
 			}
 		}
-		file_status_proto_msgTypes[2].Exporter = func(v interface{}, i int) interface{} {
+		file_component_status_proto_msgTypes[2].Exporter = func(v interface{}, i int) interface{} {
 			switch v := v.(*PhysicalSectionState); i {
 			case 0:
 				return &v.state
@@ -1371,7 +1372,7 @@ func file_status_proto_init() {
 				return nil
 			}
 		}
-		file_status_proto_msgTypes[3].Exporter = func(v interface{}, i int) interface{} {
+		file_component_status_proto_msgTypes[3].Exporter = func(v interface{}, i int) interface{} {
 			switch v := v.(*SignalState); i {
 			case 0:
 				return &v.state
@@ -1383,7 +1384,7 @@ func file_status_proto_init() {
 				return nil
 			}
 		}
-		file_status_proto_msgTypes[4].Exporter = func(v interface{}, i int) interface{} {
+		file_component_status_proto_msgTypes[4].Exporter = func(v interface{}, i int) interface{} {
 			switch v := v.(*PsdState); i {
 			case 0:
 				return &v.state
@@ -1395,7 +1396,7 @@ func file_status_proto_init() {
 				return nil
 			}
 		}
-		file_status_proto_msgTypes[5].Exporter = func(v interface{}, i int) interface{} {
+		file_component_status_proto_msgTypes[5].Exporter = func(v interface{}, i int) interface{} {
 			switch v := v.(*PercentageDeviceState); i {
 			case 0:
 				return &v.state
@@ -1407,7 +1408,7 @@ func file_status_proto_init() {
 				return nil
 			}
 		}
-		file_status_proto_msgTypes[6].Exporter = func(v interface{}, i int) interface{} {
+		file_component_status_proto_msgTypes[6].Exporter = func(v interface{}, i int) interface{} {
 			switch v := v.(*MovableDeviceState); i {
 			case 0:
 				return &v.state
@@ -1419,7 +1420,7 @@ func file_status_proto_init() {
 				return nil
 			}
 		}
-		file_status_proto_msgTypes[7].Exporter = func(v interface{}, i int) interface{} {
+		file_component_status_proto_msgTypes[7].Exporter = func(v interface{}, i int) interface{} {
 			switch v := v.(*BaliseState); i {
 			case 0:
 				return &v.state
@@ -1431,7 +1432,7 @@ func file_status_proto_init() {
 				return nil
 			}
 		}
-		file_status_proto_msgTypes[8].Exporter = func(v interface{}, i int) interface{} {
+		file_component_status_proto_msgTypes[8].Exporter = func(v interface{}, i int) interface{} {
 			switch v := v.(*BaliseContent); i {
 			case 0:
 				return &v.state
@@ -1443,7 +1444,7 @@ func file_status_proto_init() {
 				return nil
 			}
 		}
-		file_status_proto_msgTypes[9].Exporter = func(v interface{}, i int) interface{} {
+		file_component_status_proto_msgTypes[9].Exporter = func(v interface{}, i int) interface{} {
 			switch v := v.(*OccupiedLinkPosition); i {
 			case 0:
 				return &v.state
@@ -1455,7 +1456,7 @@ func file_status_proto_init() {
 				return nil
 			}
 		}
-		file_status_proto_msgTypes[10].Exporter = func(v interface{}, i int) interface{} {
+		file_component_status_proto_msgTypes[10].Exporter = func(v interface{}, i int) interface{} {
 			switch v := v.(*TrainState); i {
 			case 0:
 				return &v.state
@@ -1467,7 +1468,7 @@ func file_status_proto_init() {
 				return nil
 			}
 		}
-		file_status_proto_msgTypes[11].Exporter = func(v interface{}, i int) interface{} {
+		file_component_status_proto_msgTypes[11].Exporter = func(v interface{}, i int) interface{} {
 			switch v := v.(*TowPositionButtonState); i {
 			case 0:
 				return &v.state
@@ -1479,7 +1480,7 @@ func file_status_proto_init() {
 				return nil
 			}
 		}
-		file_status_proto_msgTypes[12].Exporter = func(v interface{}, i int) interface{} {
+		file_component_status_proto_msgTypes[12].Exporter = func(v interface{}, i int) interface{} {
 			switch v := v.(*RelayState); i {
 			case 0:
 				return &v.state
@@ -1491,7 +1492,7 @@ func file_status_proto_init() {
 				return nil
 			}
 		}
-		file_status_proto_msgTypes[13].Exporter = func(v interface{}, i int) interface{} {
+		file_component_status_proto_msgTypes[13].Exporter = func(v interface{}, i int) interface{} {
 			switch v := v.(*EmpState); i {
 			case 0:
 				return &v.state
@@ -1503,7 +1504,7 @@ func file_status_proto_init() {
 				return nil
 			}
 		}
-		file_status_proto_msgTypes[14].Exporter = func(v interface{}, i int) interface{} {
+		file_component_status_proto_msgTypes[14].Exporter = func(v interface{}, i int) interface{} {
 			switch v := v.(*ButtonState); i {
 			case 0:
 				return &v.state
@@ -1515,7 +1516,7 @@ func file_status_proto_init() {
 				return nil
 			}
 		}
-		file_status_proto_msgTypes[15].Exporter = func(v interface{}, i int) interface{} {
+		file_component_status_proto_msgTypes[15].Exporter = func(v interface{}, i int) interface{} {
 			switch v := v.(*ButtonPressOperating); i {
 			case 0:
 				return &v.state
@@ -1527,7 +1528,7 @@ func file_status_proto_init() {
 				return nil
 			}
 		}
-		file_status_proto_msgTypes[16].Exporter = func(v interface{}, i int) interface{} {
+		file_component_status_proto_msgTypes[16].Exporter = func(v interface{}, i int) interface{} {
 			switch v := v.(*ButtonConfirmOperating); i {
 			case 0:
 				return &v.state
@@ -1544,19 +1545,19 @@ func file_status_proto_init() {
 	out := protoimpl.TypeBuilder{
 		File: protoimpl.DescBuilder{
 			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
-			RawDescriptor: file_status_proto_rawDesc,
+			RawDescriptor: file_component_status_proto_rawDesc,
 			NumEnums:      2,
 			NumMessages:   17,
 			NumExtensions: 0,
 			NumServices:   0,
 		},
-		GoTypes:           file_status_proto_goTypes,
-		DependencyIndexes: file_status_proto_depIdxs,
-		EnumInfos:         file_status_proto_enumTypes,
-		MessageInfos:      file_status_proto_msgTypes,
+		GoTypes:           file_component_status_proto_goTypes,
+		DependencyIndexes: file_component_status_proto_depIdxs,
+		EnumInfos:         file_component_status_proto_enumTypes,
+		MessageInfos:      file_component_status_proto_msgTypes,
 	}.Build()
-	File_status_proto = out.File
-	file_status_proto_rawDesc = nil
-	file_status_proto_goTypes = nil
-	file_status_proto_depIdxs = nil
+	File_component_status_proto = out.File
+	file_component_status_proto_rawDesc = nil
+	file_component_status_proto_goTypes = nil
+	file_component_status_proto_depIdxs = nil
 }
diff --git a/examples/basic/main.go b/examples/basic/main.go
index f9e501f..b3deabe 100644
--- a/examples/basic/main.go
+++ b/examples/basic/main.go
@@ -5,21 +5,20 @@ import (
 	"time"
 
 	"joylink.club/rtsssimulation/repository"
-	"joylink.club/rtsssimulation/repository/model"
 	"joylink.club/rtsssimulation/repository/model/proto"
 )
 
 var Repo *repository.Repository
 
 func main() {
-	link := model.NewLink("1")
+	link := repository.NewLink("1")
 	fmt.Println(link)
 
-	lp := model.NewLinkPort(&link, proto.Port_A)
+	lp := repository.NewLinkPort(link, proto.Port_A)
 	fmt.Println(lp)
 
 	Repo = repository.NewRepository("1" /* id */, "0.1" /* version */)
-	section := model.NewPhysicalSection("s1")
+	section := repository.NewPhysicalSection("s1")
 	fmt.Println(section)
 	Repo.AddPhysicalSection(section)
 	fmt.Println(Repo)
diff --git a/proto/src/model.proto b/proto/src/model.proto
index 01b5e56..6362ad6 100644
--- a/proto/src/model.proto
+++ b/proto/src/model.proto
@@ -2,7 +2,7 @@ syntax = "proto3";
 
 package model;
 
-option go_package = "./model/proto";
+option go_package = "./repository/model/proto";
 
 message Repository {
   string id = 1;
@@ -13,12 +13,16 @@ message Repository {
   repeated Signal signals = 6;
   repeated Responder responders = 7;
   repeated Slope slopes = 8;
-  repeated Curve curves = 9;
+  repeated SectionalCurvature sectionalCurvatures = 9;
+  repeated KilometerConvert kilometerConverts = 10;
 }
 
 //物理区段
 message PhysicalSection {
   string id = 1;
+  repeated string turnoutIds = 2; //道岔物理区段关联的道岔
+  DevicePort aDevicePort = 3; //非道岔物理区段A端关联的设备端口
+  DevicePort bDevicePort = 4;
 }
 
 //区段检测点
@@ -26,26 +30,32 @@ message CheckPoint{
   string id = 1;
   Kilometer km = 2;
   CheckPointType type = 3;
-  repeated DevicePort relDevicePorts = 4; //检测点连接的设备端点
+  repeated DevicePort devicePorts = 4;
 }
 
 //道岔
 message Turnout {
   string id = 1;
   Kilometer km = 2;
+  DevicePort aDevicePort = 3;
+  DevicePort bDevicePort = 4;
+  DevicePort cDevicePort = 5;
 }
 
 //信号机
 message Signal {
   string id = 1;
   Kilometer km = 2;
-  DevicePort relDevice = 3; //关联的设备，区段或道岔
+  string sectionId = 3; //关联的区段
+  DevicePort turnoutPort = 4; //关联的区段端口
 }
 
 //应答器
 message Responder {
   string id = 1;
   Kilometer km = 2;
+  string sectionId = 3; //关联的区段
+  DevicePort turnoutPort = 4; //关联的区段端口
 }
 
 //坡度
@@ -55,8 +65,8 @@ message Slope {
   int32 degree = 3; //坡度角的sin * 1000
 }
 
-//曲线
-message Curve {
+//分段曲率
+message SectionalCurvature {
   string id = 1;
   repeated Kilometer kms = 2;
   int32 radius = 3; //半径 mm
@@ -65,7 +75,21 @@ message Curve {
 //设备及端口
 message DevicePort {
   string deviceId = 1;
-  Port port = 2;
+  DeviceType deviceType = 2;
+  Port port = 3;
+}
+
+enum DeviceType {
+  DeviceType_Unknown = 0;
+  DeviceType_PhysicalSection = 1;
+  DeviceType_CheckPoint = 2;
+  DeviceType_Turnout = 3;
+  DeviceType_Signal = 4;
+  DeviceType_Responder = 5;
+  DeviceType_Slope = 6;
+  DeviceType_SectionalCurvature = 7;
+  DeviceType_Link = 8;
+  DeviceType_LinkNode = 9;
 }
 
 enum Port {
@@ -97,7 +121,7 @@ enum Direction {
 
 //检测点类型
 enum CheckPointType{
-  VirtualAxle = 0; //虚拟计轴器
+  Boundary = 0; //区段边界
   AxleCounter = 1; //计轴器
   InsulatedJoint = 2; //绝缘节
 }
\ No newline at end of file
diff --git a/repository/calculate.go b/repository/calculate.go
new file mode 100644
index 0000000..5a852bc
--- /dev/null
+++ b/repository/calculate.go
@@ -0,0 +1,44 @@
+package repository
+
+import (
+	"errors"
+	"fmt"
+	"joylink.club/rtsssimulation/repository/model/proto"
+)
+
+// 转换公里标
+func convertKilometer(repo *Repository, km *proto.Kilometer, cs string, dir proto.Direction) (*proto.Kilometer, error) {
+	if km.CoordinateSystem == cs && km.Direction == dir {
+		return km, nil
+	}
+
+	kc, err := repo.getKilometerConvert(km.CoordinateSystem, cs, km.Direction, dir)
+	if err != nil {
+		return nil, err
+	}
+
+	var sourceCsKm *proto.Kilometer
+	var targetCsKm *proto.Kilometer
+	if kc.KmA.CoordinateSystem == km.CoordinateSystem {
+		sourceCsKm = kc.KmA
+		targetCsKm = kc.KmB
+	} else {
+		sourceCsKm = kc.KmB
+		targetCsKm = kc.KmA
+	}
+	offset := km.Value - sourceCsKm.Value
+	var value int64
+	if kc.SameTrend {
+		value = targetCsKm.Value + offset
+	} else {
+		value = targetCsKm.Value - offset
+	}
+	if value < 0 {
+		return nil, errors.New(fmt.Sprintf("公里标[%s]转换为坐标系[%s]的公里标的值[%d]小于0", km, cs, value))
+	}
+	return &proto.Kilometer{
+		Value:            value,
+		CoordinateSystem: cs,
+		Direction:        dir,
+	}, nil
+}
diff --git a/repository/check_point.go b/repository/check_point.go
new file mode 100644
index 0000000..a4575fa
--- /dev/null
+++ b/repository/check_point.go
@@ -0,0 +1,24 @@
+package repository
+
+import "joylink.club/rtsssimulation/repository/model/proto"
+
+// 检测点
+type CheckPoint struct {
+	Identity
+
+	km          *proto.Kilometer
+	pointType   proto.CheckPointType //检测点类型
+	devicePorts []DevicePort         //检测点关联的设备及其端口
+}
+
+func NewCheckPoint(id string, km *proto.Kilometer, pointType proto.CheckPointType) *CheckPoint {
+	return &CheckPoint{
+		Identity:  identity{id, proto.DeviceType_DeviceType_CheckPoint},
+		km:        km,
+		pointType: pointType,
+	}
+}
+
+func (c *CheckPoint) bindDevicePort(devicePort DevicePort) {
+	c.devicePorts = append(c.devicePorts, devicePort)
+}
diff --git a/repository/device_port.go b/repository/device_port.go
new file mode 100644
index 0000000..beb944e
--- /dev/null
+++ b/repository/device_port.go
@@ -0,0 +1,21 @@
+package repository
+
+import "joylink.club/rtsssimulation/repository/model/proto"
+
+type PortedDevice interface {
+	Identity
+
+	// PortNum 端口数量
+	PortNum() int
+	// 关联设备端口
+	bindDevicePort(port proto.Port, devicePort DevicePort) error
+	//// 下一个设备端口
+	//Next(port proto.Port) DevicePort
+	//// 其他设备端口
+	//Others(port proto.Port) []DevicePort
+}
+
+type DevicePort interface {
+	Port() proto.Port
+	Device() PortedDevice
+}
diff --git a/repository/link.go b/repository/link.go
new file mode 100644
index 0000000..0041628
--- /dev/null
+++ b/repository/link.go
@@ -0,0 +1,152 @@
+package repository
+
+import (
+	"errors"
+	"fmt"
+	"joylink.club/rtsssimulation/repository/model/proto"
+)
+
+type Link struct {
+	Identity
+
+	length int64
+
+	aRelation LinkNodePort
+	bRelation LinkNodePort
+
+	//Link关联的模型，包含LinkNode
+	devicePositions []*DeviceLinkPosition
+}
+
+var _ Identity = &Link{}
+
+func NewLink(id string) *Link {
+	return &Link{Identity: identity{id, proto.DeviceType_DeviceType_Link}}
+}
+
+func (l *Link) PortNum() int {
+	return 2
+}
+
+func (l *Link) bindDevicePort(port proto.Port, devicePort DevicePort) error {
+	linkNodePort, isLinkNodePort := devicePort.(LinkNodePort)
+	if !isLinkNodePort {
+		return errors.New(fmt.Sprintf("Link不能与[%s]类型的设备关联", devicePort.Device().Type()))
+	}
+	switch port {
+	case proto.Port_A:
+		l.aRelation = linkNodePort
+	case proto.Port_B:
+		l.bRelation = linkNodePort
+	default:
+		return errors.New(fmt.Sprintf("Link没有端口[%s]", port))
+	}
+	return nil
+}
+
+func (l *Link) bindDevicesLinkPositions(dlps ...*DeviceLinkPosition) {
+	for _, dlp := range dlps {
+		l.devicePositions = append(l.devicePositions, dlp)
+	}
+}
+
+// LinkPosition link位置
+type LinkPosition struct {
+	link   *Link
+	offset int64
+}
+
+// DeviceLinkPosition device在link上的位置
+type DeviceLinkPosition struct {
+	device   Identity
+	position LinkPosition
+}
+
+// SlopeLinkSegment Slope在Link上的区间
+type SlopeLinkSegment struct {
+	slope *Slope
+	start LinkPosition
+	end   LinkPosition
+}
+
+type SectionalCurvatureLinkSegment struct {
+	sectionalCurvature *SectionalCurvature
+	start              LinkPosition
+	end                LinkPosition
+}
+
+// LinkNode link节点
+type LinkNode struct {
+	Identity
+	turnout   *Turnout
+	aRelation LinkPort
+	bRelation LinkPort
+	cRelation LinkPort
+}
+
+func (ln LinkNode) Id() string {
+	return ln.turnout.Id()
+}
+
+func (ln LinkNode) PortNum() int {
+	return 3
+}
+
+func (ln LinkNode) bindDevicePort(port proto.Port, devicePort DevicePort) error {
+	linkPort, isLinkPort := devicePort.(*LinkPort)
+	if !isLinkPort {
+		return errors.New(fmt.Sprintf("Link节点不能与[%s]类型的设备关联", devicePort.Device().Type()))
+	}
+	switch port {
+	case proto.Port_A:
+		ln.aRelation = *linkPort
+	case proto.Port_B:
+		ln.bRelation = *linkPort
+	case proto.Port_C:
+		ln.cRelation = *linkPort
+	default:
+		return errors.New(fmt.Sprintf("Link节点没有端口[%s]", port))
+	}
+	return nil
+}
+
+// link端口
+type LinkPort struct {
+	link *Link
+	port proto.Port
+}
+
+func NewLinkPort(link *Link, port proto.Port) LinkPort {
+	return LinkPort{
+		link: link,
+		port: port,
+	}
+}
+
+func (l *LinkPort) Port() proto.Port {
+	return l.port
+}
+
+func (l *LinkPort) Device() PortedDevice {
+	return l.link
+}
+
+type LinkNodePort struct {
+	node *LinkNode
+	port proto.Port
+}
+
+func NewLinkNodePort(node *LinkNode, port proto.Port) LinkNodePort {
+	return LinkNodePort{
+		node: node,
+		port: port,
+	}
+}
+
+func (lp LinkNodePort) Port() proto.Port {
+	return lp.port
+}
+
+func (lp LinkNodePort) Device() PortedDevice {
+	return lp.node
+}
diff --git a/repository/model/model.go b/repository/model.go
similarity index 50%
rename from repository/model/model.go
rename to repository/model.go
index 85da20b..c8fb5d8 100644
--- a/repository/model/model.go
+++ b/repository/model.go
@@ -1,33 +1,23 @@
-package model
+package repository
 
 import "joylink.club/rtsssimulation/repository/model/proto"
 
 // 身份信息
 type Identity interface {
 	Id() string
+	Type() proto.DeviceType
 }
 
 // 身份信息
 type identity struct {
-	id string
+	id         string
+	deviceType proto.DeviceType
 }
 
 func (m identity) Id() string {
 	return m.id
 }
 
-type Signal struct {
-	Identity
-	km proto.Kilometer
-}
-type Responder struct {
-	Identity
-}
-type Slope struct {
-	Identity
-	devicePositions []*LinkPosition
-}
-
-type Curve struct {
-	Identity
+func (m identity) Type() proto.DeviceType {
+	return m.deviceType
 }
diff --git a/repository/model/check_point.go b/repository/model/check_point.go
deleted file mode 100644
index f56bbb3..0000000
--- a/repository/model/check_point.go
+++ /dev/null
@@ -1,13 +0,0 @@
-package model
-
-import "joylink.club/rtsssimulation/repository/model/proto"
-
-// 检测点
-type CheckPoint struct {
-	Identity
-
-	km              proto.Kilometer
-	t               proto.CheckPointType //检测点类型
-	devicePorts     []*DevicePort        //检测点关联的设备及其端口
-	devicePositions []*LinkPosition      //检测点所在的设备位置
-}
diff --git a/repository/model/device_port.go b/repository/model/device_port.go
deleted file mode 100644
index 2f7feac..0000000
--- a/repository/model/device_port.go
+++ /dev/null
@@ -1,19 +0,0 @@
-package model
-
-import "joylink.club/rtsssimulation/repository/model/proto"
-
-type PortedDevice interface {
-	Identity
-
-	// 端口数量
-	PortNum() int
-	// 下一个设备端口
-	Next(port proto.Port) DevicePort
-	// 其他设备端口
-	Others(port proto.Port) []DevicePort
-}
-
-type DevicePort interface {
-	Port() proto.Port
-	Device() PortedDevice
-}
diff --git a/repository/model/link.go b/repository/model/link.go
deleted file mode 100644
index e85aa6d..0000000
--- a/repository/model/link.go
+++ /dev/null
@@ -1,71 +0,0 @@
-package model
-
-import "joylink.club/rtsssimulation/repository/model/proto"
-
-type Link struct {
-	Identity
-
-	aRelation LinkNodePort
-	bRelation LinkNodePort
-}
-
-var _ Identity = &Link{}
-
-func NewLink(id string) Link {
-	return Link{Identity: identity{id: id}}
-}
-
-// link位置
-type LinkPosition struct {
-	link   *Link
-	offset int
-}
-
-// link节点
-type LinkNode struct {
-	turnout   *Turnout
-	aRelation LinkPort
-	bRelation LinkPort
-	cRelation LinkPort
-}
-
-func (ln LinkNode) Id() string {
-	return ln.turnout.Id()
-}
-
-// link端口
-type LinkPort struct {
-	DevicePort
-
-	link *Link
-	port proto.Port
-}
-
-func NewLinkPort(link *Link, port proto.Port) LinkPort {
-	return LinkPort{
-		link: link,
-		port: port,
-	}
-}
-
-func (lp LinkPort) Device() Identity {
-	return lp.link
-}
-
-type LinkNodePort struct {
-	DevicePort
-
-	node *LinkNode
-	port proto.Port
-}
-
-func NewLinkNodePort(node *LinkNode, port proto.Port) LinkNodePort {
-	return LinkNodePort{
-		node: node,
-		port: port,
-	}
-}
-
-func (lp LinkNodePort) Device() Identity {
-	return lp.node
-}
diff --git a/repository/model/physical_section.go b/repository/model/physical_section.go
deleted file mode 100644
index 0619fc4..0000000
--- a/repository/model/physical_section.go
+++ /dev/null
@@ -1,42 +0,0 @@
-package model
-
-import "joylink.club/rtsssimulation/repository/model/proto"
-
-// 物理区段
-type PhysicalSection struct {
-	Identity
-
-	len         int32         //长度 mm
-	checkPoints []*CheckPoint //将此区段分隔出来的所有检测点
-	// A/B端关联的设备端
-	aRelation DevicePort
-	bRelation DevicePort
-
-	// A/B/C端口关联的检测点
-	aCheckPoint CheckPoint
-	bCheckPoint CheckPoint
-
-	// 关联的设备
-	devices []Identity
-}
-
-func NewPhysicalSection(id string) *PhysicalSection {
-	return &PhysicalSection{
-		Identity: identity{id},
-	}
-}
-
-func (s *PhysicalSection) ARelation() DevicePort {
-	return s.aRelation
-}
-
-func (s *PhysicalSection) BRelation() DevicePort {
-	return s.bRelation
-}
-
-type PhysicalSectionPort struct {
-	DevicePort
-
-	section *PhysicalSection
-	port    proto.Port
-}
diff --git a/repository/model/proto/model.pb.go b/repository/model/proto/model.pb.go
index ff8ac62..e380e9c 100644
--- a/repository/model/proto/model.pb.go
+++ b/repository/model/proto/model.pb.go
@@ -20,6 +20,76 @@ const (
 	_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
 )
 
+type DeviceType int32
+
+const (
+	DeviceType_DeviceType_Unknown            DeviceType = 0
+	DeviceType_DeviceType_PhysicalSection    DeviceType = 1
+	DeviceType_DeviceType_CheckPoint         DeviceType = 2
+	DeviceType_DeviceType_Turnout            DeviceType = 3
+	DeviceType_DeviceType_Signal             DeviceType = 4
+	DeviceType_DeviceType_Responder          DeviceType = 5
+	DeviceType_DeviceType_Slope              DeviceType = 6
+	DeviceType_DeviceType_SectionalCurvature DeviceType = 7
+	DeviceType_DeviceType_Link               DeviceType = 8
+	DeviceType_DeviceType_LinkNode           DeviceType = 9
+)
+
+// Enum value maps for DeviceType.
+var (
+	DeviceType_name = map[int32]string{
+		0: "DeviceType_Unknown",
+		1: "DeviceType_PhysicalSection",
+		2: "DeviceType_CheckPoint",
+		3: "DeviceType_Turnout",
+		4: "DeviceType_Signal",
+		5: "DeviceType_Responder",
+		6: "DeviceType_Slope",
+		7: "DeviceType_SectionalCurvature",
+		8: "DeviceType_Link",
+		9: "DeviceType_LinkNode",
+	}
+	DeviceType_value = map[string]int32{
+		"DeviceType_Unknown":            0,
+		"DeviceType_PhysicalSection":    1,
+		"DeviceType_CheckPoint":         2,
+		"DeviceType_Turnout":            3,
+		"DeviceType_Signal":             4,
+		"DeviceType_Responder":          5,
+		"DeviceType_Slope":              6,
+		"DeviceType_SectionalCurvature": 7,
+		"DeviceType_Link":               8,
+		"DeviceType_LinkNode":           9,
+	}
+)
+
+func (x DeviceType) Enum() *DeviceType {
+	p := new(DeviceType)
+	*p = x
+	return p
+}
+
+func (x DeviceType) String() string {
+	return protoimpl.X.EnumStringOf(x.Descriptor(), protoreflect.EnumNumber(x))
+}
+
+func (DeviceType) Descriptor() protoreflect.EnumDescriptor {
+	return file_model_proto_enumTypes[0].Descriptor()
+}
+
+func (DeviceType) Type() protoreflect.EnumType {
+	return &file_model_proto_enumTypes[0]
+}
+
+func (x DeviceType) Number() protoreflect.EnumNumber {
+	return protoreflect.EnumNumber(x)
+}
+
+// Deprecated: Use DeviceType.Descriptor instead.
+func (DeviceType) EnumDescriptor() ([]byte, []int) {
+	return file_model_proto_rawDescGZIP(), []int{0}
+}
+
 type Port int32
 
 const (
@@ -56,11 +126,11 @@ func (x Port) String() string {
 }
 
 func (Port) Descriptor() protoreflect.EnumDescriptor {
-	return file_model_proto_enumTypes[0].Descriptor()
+	return file_model_proto_enumTypes[1].Descriptor()
 }
 
 func (Port) Type() protoreflect.EnumType {
-	return &file_model_proto_enumTypes[0]
+	return &file_model_proto_enumTypes[1]
 }
 
 func (x Port) Number() protoreflect.EnumNumber {
@@ -69,7 +139,7 @@ func (x Port) Number() protoreflect.EnumNumber {
 
 // Deprecated: Use Port.Descriptor instead.
 func (Port) EnumDescriptor() ([]byte, []int) {
-	return file_model_proto_rawDescGZIP(), []int{0}
+	return file_model_proto_rawDescGZIP(), []int{1}
 }
 
 // 左右行
@@ -103,11 +173,11 @@ func (x Direction) String() string {
 }
 
 func (Direction) Descriptor() protoreflect.EnumDescriptor {
-	return file_model_proto_enumTypes[1].Descriptor()
+	return file_model_proto_enumTypes[2].Descriptor()
 }
 
 func (Direction) Type() protoreflect.EnumType {
-	return &file_model_proto_enumTypes[1]
+	return &file_model_proto_enumTypes[2]
 }
 
 func (x Direction) Number() protoreflect.EnumNumber {
@@ -116,14 +186,14 @@ func (x Direction) Number() protoreflect.EnumNumber {
 
 // Deprecated: Use Direction.Descriptor instead.
 func (Direction) EnumDescriptor() ([]byte, []int) {
-	return file_model_proto_rawDescGZIP(), []int{1}
+	return file_model_proto_rawDescGZIP(), []int{2}
 }
 
 // 检测点类型
 type CheckPointType int32
 
 const (
-	CheckPointType_VirtualAxle    CheckPointType = 0 //虚拟计轴器
+	CheckPointType_Boundary       CheckPointType = 0 //区段边界
 	CheckPointType_AxleCounter    CheckPointType = 1 //计轴器
 	CheckPointType_InsulatedJoint CheckPointType = 2 //绝缘节
 )
@@ -131,12 +201,12 @@ const (
 // Enum value maps for CheckPointType.
 var (
 	CheckPointType_name = map[int32]string{
-		0: "VirtualAxle",
+		0: "Boundary",
 		1: "AxleCounter",
 		2: "InsulatedJoint",
 	}
 	CheckPointType_value = map[string]int32{
-		"VirtualAxle":    0,
+		"Boundary":       0,
 		"AxleCounter":    1,
 		"InsulatedJoint": 2,
 	}
@@ -153,11 +223,11 @@ func (x CheckPointType) String() string {
 }
 
 func (CheckPointType) Descriptor() protoreflect.EnumDescriptor {
-	return file_model_proto_enumTypes[2].Descriptor()
+	return file_model_proto_enumTypes[3].Descriptor()
 }
 
 func (CheckPointType) Type() protoreflect.EnumType {
-	return &file_model_proto_enumTypes[2]
+	return &file_model_proto_enumTypes[3]
 }
 
 func (x CheckPointType) Number() protoreflect.EnumNumber {
@@ -166,7 +236,7 @@ func (x CheckPointType) Number() protoreflect.EnumNumber {
 
 // Deprecated: Use CheckPointType.Descriptor instead.
 func (CheckPointType) EnumDescriptor() ([]byte, []int) {
-	return file_model_proto_rawDescGZIP(), []int{2}
+	return file_model_proto_rawDescGZIP(), []int{3}
 }
 
 type Repository struct {
@@ -174,15 +244,16 @@ type Repository struct {
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
-	Id               string             `protobuf:"bytes,1,opt,name=id,proto3" json:"id,omitempty"`
-	Version          string             `protobuf:"bytes,2,opt,name=version,proto3" json:"version,omitempty"`
-	PhysicalSections []*PhysicalSection `protobuf:"bytes,3,rep,name=physicalSections,proto3" json:"physicalSections,omitempty"`
-	CheckPoints      []*CheckPoint      `protobuf:"bytes,4,rep,name=checkPoints,proto3" json:"checkPoints,omitempty"`
-	Turnouts         []*Turnout         `protobuf:"bytes,5,rep,name=turnouts,proto3" json:"turnouts,omitempty"`
-	Signals          []*Signal          `protobuf:"bytes,6,rep,name=signals,proto3" json:"signals,omitempty"`
-	Responders       []*Responder       `protobuf:"bytes,7,rep,name=responders,proto3" json:"responders,omitempty"`
-	Slopes           []*Slope           `protobuf:"bytes,8,rep,name=slopes,proto3" json:"slopes,omitempty"`
-	Curves           []*Curve           `protobuf:"bytes,9,rep,name=curves,proto3" json:"curves,omitempty"`
+	Id                  string                `protobuf:"bytes,1,opt,name=id,proto3" json:"id,omitempty"`
+	Version             string                `protobuf:"bytes,2,opt,name=version,proto3" json:"version,omitempty"`
+	PhysicalSections    []*PhysicalSection    `protobuf:"bytes,3,rep,name=physicalSections,proto3" json:"physicalSections,omitempty"`
+	CheckPoints         []*CheckPoint         `protobuf:"bytes,4,rep,name=checkPoints,proto3" json:"checkPoints,omitempty"`
+	Turnouts            []*Turnout            `protobuf:"bytes,5,rep,name=turnouts,proto3" json:"turnouts,omitempty"`
+	Signals             []*Signal             `protobuf:"bytes,6,rep,name=signals,proto3" json:"signals,omitempty"`
+	Responders          []*Responder          `protobuf:"bytes,7,rep,name=responders,proto3" json:"responders,omitempty"`
+	Slopes              []*Slope              `protobuf:"bytes,8,rep,name=slopes,proto3" json:"slopes,omitempty"`
+	SectionalCurvatures []*SectionalCurvature `protobuf:"bytes,9,rep,name=sectionalCurvatures,proto3" json:"sectionalCurvatures,omitempty"`
+	KilometerConverts   []*KilometerConvert   `protobuf:"bytes,10,rep,name=kilometerConverts,proto3" json:"kilometerConverts,omitempty"`
 }
 
 func (x *Repository) Reset() {
@@ -273,9 +344,16 @@ func (x *Repository) GetSlopes() []*Slope {
 	return nil
 }
 
-func (x *Repository) GetCurves() []*Curve {
+func (x *Repository) GetSectionalCurvatures() []*SectionalCurvature {
 	if x != nil {
-		return x.Curves
+		return x.SectionalCurvatures
+	}
+	return nil
+}
+
+func (x *Repository) GetKilometerConverts() []*KilometerConvert {
+	if x != nil {
+		return x.KilometerConverts
 	}
 	return nil
 }
@@ -286,7 +364,10 @@ type PhysicalSection struct {
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
-	Id string `protobuf:"bytes,1,opt,name=id,proto3" json:"id,omitempty"`
+	Id          string      `protobuf:"bytes,1,opt,name=id,proto3" json:"id,omitempty"`
+	TurnoutIds  []string    `protobuf:"bytes,2,rep,name=turnoutIds,proto3" json:"turnoutIds,omitempty"`   //道岔物理区段关联的道岔
+	ADevicePort *DevicePort `protobuf:"bytes,3,opt,name=aDevicePort,proto3" json:"aDevicePort,omitempty"` //非道岔物理区段A端关联的设备端口
+	BDevicePort *DevicePort `protobuf:"bytes,4,opt,name=bDevicePort,proto3" json:"bDevicePort,omitempty"`
 }
 
 func (x *PhysicalSection) Reset() {
@@ -328,16 +409,37 @@ func (x *PhysicalSection) GetId() string {
 	return ""
 }
 
+func (x *PhysicalSection) GetTurnoutIds() []string {
+	if x != nil {
+		return x.TurnoutIds
+	}
+	return nil
+}
+
+func (x *PhysicalSection) GetADevicePort() *DevicePort {
+	if x != nil {
+		return x.ADevicePort
+	}
+	return nil
+}
+
+func (x *PhysicalSection) GetBDevicePort() *DevicePort {
+	if x != nil {
+		return x.BDevicePort
+	}
+	return nil
+}
+
 // 区段检测点
 type CheckPoint struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
-	Id             string         `protobuf:"bytes,1,opt,name=id,proto3" json:"id,omitempty"`
-	Km             *Kilometer     `protobuf:"bytes,2,opt,name=km,proto3" json:"km,omitempty"`
-	Type           CheckPointType `protobuf:"varint,3,opt,name=type,proto3,enum=model.CheckPointType" json:"type,omitempty"`
-	RelDevicePorts []*DevicePort  `protobuf:"bytes,4,rep,name=relDevicePorts,proto3" json:"relDevicePorts,omitempty"` //检测点连接的设备端点
+	Id          string         `protobuf:"bytes,1,opt,name=id,proto3" json:"id,omitempty"`
+	Km          *Kilometer     `protobuf:"bytes,2,opt,name=km,proto3" json:"km,omitempty"`
+	Type        CheckPointType `protobuf:"varint,3,opt,name=type,proto3,enum=model.CheckPointType" json:"type,omitempty"`
+	DevicePorts []*DevicePort  `protobuf:"bytes,4,rep,name=devicePorts,proto3" json:"devicePorts,omitempty"`
 }
 
 func (x *CheckPoint) Reset() {
@@ -390,68 +492,12 @@ func (x *CheckPoint) GetType() CheckPointType {
 	if x != nil {
 		return x.Type
 	}
-	return CheckPointType_VirtualAxle
+	return CheckPointType_Boundary
 }
 
-func (x *CheckPoint) GetRelDevicePorts() []*DevicePort {
+func (x *CheckPoint) GetDevicePorts() []*DevicePort {
 	if x != nil {
-		return x.RelDevicePorts
-	}
-	return nil
-}
-
-// 应答器
-type Responder struct {
-	state         protoimpl.MessageState
-	sizeCache     protoimpl.SizeCache
-	unknownFields protoimpl.UnknownFields
-
-	Id string     `protobuf:"bytes,1,opt,name=id,proto3" json:"id,omitempty"`
-	Km *Kilometer `protobuf:"bytes,2,opt,name=km,proto3" json:"km,omitempty"`
-}
-
-func (x *Responder) Reset() {
-	*x = Responder{}
-	if protoimpl.UnsafeEnabled {
-		mi := &file_model_proto_msgTypes[3]
-		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-		ms.StoreMessageInfo(mi)
-	}
-}
-
-func (x *Responder) String() string {
-	return protoimpl.X.MessageStringOf(x)
-}
-
-func (*Responder) ProtoMessage() {}
-
-func (x *Responder) ProtoReflect() protoreflect.Message {
-	mi := &file_model_proto_msgTypes[3]
-	if protoimpl.UnsafeEnabled && x != nil {
-		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-		if ms.LoadMessageInfo() == nil {
-			ms.StoreMessageInfo(mi)
-		}
-		return ms
-	}
-	return mi.MessageOf(x)
-}
-
-// Deprecated: Use Responder.ProtoReflect.Descriptor instead.
-func (*Responder) Descriptor() ([]byte, []int) {
-	return file_model_proto_rawDescGZIP(), []int{3}
-}
-
-func (x *Responder) GetId() string {
-	if x != nil {
-		return x.Id
-	}
-	return ""
-}
-
-func (x *Responder) GetKm() *Kilometer {
-	if x != nil {
-		return x.Km
+		return x.DevicePorts
 	}
 	return nil
 }
@@ -462,14 +508,17 @@ type Turnout struct {
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
-	Id string     `protobuf:"bytes,1,opt,name=id,proto3" json:"id,omitempty"`
-	Km *Kilometer `protobuf:"bytes,2,opt,name=km,proto3" json:"km,omitempty"`
+	Id          string      `protobuf:"bytes,1,opt,name=id,proto3" json:"id,omitempty"`
+	Km          *Kilometer  `protobuf:"bytes,2,opt,name=km,proto3" json:"km,omitempty"`
+	ADevicePort *DevicePort `protobuf:"bytes,3,opt,name=aDevicePort,proto3" json:"aDevicePort,omitempty"`
+	BDevicePort *DevicePort `protobuf:"bytes,4,opt,name=bDevicePort,proto3" json:"bDevicePort,omitempty"`
+	CDevicePort *DevicePort `protobuf:"bytes,5,opt,name=cDevicePort,proto3" json:"cDevicePort,omitempty"`
 }
 
 func (x *Turnout) Reset() {
 	*x = Turnout{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_model_proto_msgTypes[4]
+		mi := &file_model_proto_msgTypes[3]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -482,7 +531,7 @@ func (x *Turnout) String() string {
 func (*Turnout) ProtoMessage() {}
 
 func (x *Turnout) ProtoReflect() protoreflect.Message {
-	mi := &file_model_proto_msgTypes[4]
+	mi := &file_model_proto_msgTypes[3]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -495,7 +544,7 @@ func (x *Turnout) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use Turnout.ProtoReflect.Descriptor instead.
 func (*Turnout) Descriptor() ([]byte, []int) {
-	return file_model_proto_rawDescGZIP(), []int{4}
+	return file_model_proto_rawDescGZIP(), []int{3}
 }
 
 func (x *Turnout) GetId() string {
@@ -512,21 +561,43 @@ func (x *Turnout) GetKm() *Kilometer {
 	return nil
 }
 
+func (x *Turnout) GetADevicePort() *DevicePort {
+	if x != nil {
+		return x.ADevicePort
+	}
+	return nil
+}
+
+func (x *Turnout) GetBDevicePort() *DevicePort {
+	if x != nil {
+		return x.BDevicePort
+	}
+	return nil
+}
+
+func (x *Turnout) GetCDevicePort() *DevicePort {
+	if x != nil {
+		return x.CDevicePort
+	}
+	return nil
+}
+
 // 信号机
 type Signal struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
-	Id        string      `protobuf:"bytes,1,opt,name=id,proto3" json:"id,omitempty"`
-	Km        *Kilometer  `protobuf:"bytes,2,opt,name=km,proto3" json:"km,omitempty"`
-	RelDevice *DevicePort `protobuf:"bytes,3,opt,name=relDevice,proto3" json:"relDevice,omitempty"` //关联的设备，区段或道岔
+	Id          string      `protobuf:"bytes,1,opt,name=id,proto3" json:"id,omitempty"`
+	Km          *Kilometer  `protobuf:"bytes,2,opt,name=km,proto3" json:"km,omitempty"`
+	SectionId   string      `protobuf:"bytes,3,opt,name=sectionId,proto3" json:"sectionId,omitempty"`     //关联的区段
+	TurnoutPort *DevicePort `protobuf:"bytes,4,opt,name=turnoutPort,proto3" json:"turnoutPort,omitempty"` //关联的区段端口
 }
 
 func (x *Signal) Reset() {
 	*x = Signal{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_model_proto_msgTypes[5]
+		mi := &file_model_proto_msgTypes[4]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -539,7 +610,7 @@ func (x *Signal) String() string {
 func (*Signal) ProtoMessage() {}
 
 func (x *Signal) ProtoReflect() protoreflect.Message {
-	mi := &file_model_proto_msgTypes[5]
+	mi := &file_model_proto_msgTypes[4]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -552,7 +623,7 @@ func (x *Signal) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use Signal.ProtoReflect.Descriptor instead.
 func (*Signal) Descriptor() ([]byte, []int) {
-	return file_model_proto_rawDescGZIP(), []int{5}
+	return file_model_proto_rawDescGZIP(), []int{4}
 }
 
 func (x *Signal) GetId() string {
@@ -569,9 +640,88 @@ func (x *Signal) GetKm() *Kilometer {
 	return nil
 }
 
-func (x *Signal) GetRelDevice() *DevicePort {
+func (x *Signal) GetSectionId() string {
 	if x != nil {
-		return x.RelDevice
+		return x.SectionId
+	}
+	return ""
+}
+
+func (x *Signal) GetTurnoutPort() *DevicePort {
+	if x != nil {
+		return x.TurnoutPort
+	}
+	return nil
+}
+
+// 应答器
+type Responder struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Id          string      `protobuf:"bytes,1,opt,name=id,proto3" json:"id,omitempty"`
+	Km          *Kilometer  `protobuf:"bytes,2,opt,name=km,proto3" json:"km,omitempty"`
+	SectionId   string      `protobuf:"bytes,3,opt,name=sectionId,proto3" json:"sectionId,omitempty"`     //关联的区段
+	TurnoutPort *DevicePort `protobuf:"bytes,4,opt,name=turnoutPort,proto3" json:"turnoutPort,omitempty"` //关联的区段端口
+}
+
+func (x *Responder) Reset() {
+	*x = Responder{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_model_proto_msgTypes[5]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *Responder) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*Responder) ProtoMessage() {}
+
+func (x *Responder) ProtoReflect() protoreflect.Message {
+	mi := &file_model_proto_msgTypes[5]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use Responder.ProtoReflect.Descriptor instead.
+func (*Responder) Descriptor() ([]byte, []int) {
+	return file_model_proto_rawDescGZIP(), []int{5}
+}
+
+func (x *Responder) GetId() string {
+	if x != nil {
+		return x.Id
+	}
+	return ""
+}
+
+func (x *Responder) GetKm() *Kilometer {
+	if x != nil {
+		return x.Km
+	}
+	return nil
+}
+
+func (x *Responder) GetSectionId() string {
+	if x != nil {
+		return x.SectionId
+	}
+	return ""
+}
+
+func (x *Responder) GetTurnoutPort() *DevicePort {
+	if x != nil {
+		return x.TurnoutPort
 	}
 	return nil
 }
@@ -640,8 +790,8 @@ func (x *Slope) GetDegree() int32 {
 	return 0
 }
 
-// 曲线
-type Curve struct {
+// 分段曲率
+type SectionalCurvature struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
@@ -651,8 +801,8 @@ type Curve struct {
 	Radius int32        `protobuf:"varint,3,opt,name=radius,proto3" json:"radius,omitempty"` //半径 mm
 }
 
-func (x *Curve) Reset() {
-	*x = Curve{}
+func (x *SectionalCurvature) Reset() {
+	*x = SectionalCurvature{}
 	if protoimpl.UnsafeEnabled {
 		mi := &file_model_proto_msgTypes[7]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
@@ -660,13 +810,13 @@ func (x *Curve) Reset() {
 	}
 }
 
-func (x *Curve) String() string {
+func (x *SectionalCurvature) String() string {
 	return protoimpl.X.MessageStringOf(x)
 }
 
-func (*Curve) ProtoMessage() {}
+func (*SectionalCurvature) ProtoMessage() {}
 
-func (x *Curve) ProtoReflect() protoreflect.Message {
+func (x *SectionalCurvature) ProtoReflect() protoreflect.Message {
 	mi := &file_model_proto_msgTypes[7]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
@@ -678,26 +828,26 @@ func (x *Curve) ProtoReflect() protoreflect.Message {
 	return mi.MessageOf(x)
 }
 
-// Deprecated: Use Curve.ProtoReflect.Descriptor instead.
-func (*Curve) Descriptor() ([]byte, []int) {
+// Deprecated: Use SectionalCurvature.ProtoReflect.Descriptor instead.
+func (*SectionalCurvature) Descriptor() ([]byte, []int) {
 	return file_model_proto_rawDescGZIP(), []int{7}
 }
 
-func (x *Curve) GetId() string {
+func (x *SectionalCurvature) GetId() string {
 	if x != nil {
 		return x.Id
 	}
 	return ""
 }
 
-func (x *Curve) GetKms() []*Kilometer {
+func (x *SectionalCurvature) GetKms() []*Kilometer {
 	if x != nil {
 		return x.Kms
 	}
 	return nil
 }
 
-func (x *Curve) GetRadius() int32 {
+func (x *SectionalCurvature) GetRadius() int32 {
 	if x != nil {
 		return x.Radius
 	}
@@ -710,8 +860,9 @@ type DevicePort struct {
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
-	DeviceId string `protobuf:"bytes,1,opt,name=deviceId,proto3" json:"deviceId,omitempty"`
-	Port     Port   `protobuf:"varint,2,opt,name=port,proto3,enum=model.Port" json:"port,omitempty"`
+	DeviceId   string     `protobuf:"bytes,1,opt,name=deviceId,proto3" json:"deviceId,omitempty"`
+	DeviceType DeviceType `protobuf:"varint,2,opt,name=deviceType,proto3,enum=model.DeviceType" json:"deviceType,omitempty"`
+	Port       Port       `protobuf:"varint,3,opt,name=port,proto3,enum=model.Port" json:"port,omitempty"`
 }
 
 func (x *DevicePort) Reset() {
@@ -753,6 +904,13 @@ func (x *DevicePort) GetDeviceId() string {
 	return ""
 }
 
+func (x *DevicePort) GetDeviceType() DeviceType {
+	if x != nil {
+		return x.DeviceType
+	}
+	return DeviceType_DeviceType_Unknown
+}
+
 func (x *DevicePort) GetPort() Port {
 	if x != nil {
 		return x.Port
@@ -892,7 +1050,7 @@ var File_model_proto protoreflect.FileDescriptor
 
 var file_model_proto_rawDesc = []byte{
 	0x0a, 0x0b, 0x6d, 0x6f, 0x64, 0x65, 0x6c, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x12, 0x05, 0x6d,
-	0x6f, 0x64, 0x65, 0x6c, 0x22, 0x82, 0x03, 0x0a, 0x0a, 0x52, 0x65, 0x70, 0x6f, 0x73, 0x69, 0x74,
+	0x6f, 0x64, 0x65, 0x6c, 0x22, 0xf0, 0x03, 0x0a, 0x0a, 0x52, 0x65, 0x70, 0x6f, 0x73, 0x69, 0x74,
 	0x6f, 0x72, 0x79, 0x12, 0x0e, 0x0a, 0x02, 0x69, 0x64, 0x18, 0x01, 0x20, 0x01, 0x28, 0x09, 0x52,
 	0x02, 0x69, 0x64, 0x12, 0x18, 0x0a, 0x07, 0x76, 0x65, 0x72, 0x73, 0x69, 0x6f, 0x6e, 0x18, 0x02,
 	0x20, 0x01, 0x28, 0x09, 0x52, 0x07, 0x76, 0x65, 0x72, 0x73, 0x69, 0x6f, 0x6e, 0x12, 0x42, 0x0a,
@@ -914,78 +1072,132 @@ var file_model_proto_rawDesc = []byte{
 	0x72, 0x52, 0x0a, 0x72, 0x65, 0x73, 0x70, 0x6f, 0x6e, 0x64, 0x65, 0x72, 0x73, 0x12, 0x24, 0x0a,
 	0x06, 0x73, 0x6c, 0x6f, 0x70, 0x65, 0x73, 0x18, 0x08, 0x20, 0x03, 0x28, 0x0b, 0x32, 0x0c, 0x2e,
 	0x6d, 0x6f, 0x64, 0x65, 0x6c, 0x2e, 0x53, 0x6c, 0x6f, 0x70, 0x65, 0x52, 0x06, 0x73, 0x6c, 0x6f,
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 }
 
 var (
@@ -1000,50 +1212,59 @@ func file_model_proto_rawDescGZIP() []byte {
 	return file_model_proto_rawDescData
 }
 
-var file_model_proto_enumTypes = make([]protoimpl.EnumInfo, 3)
+var file_model_proto_enumTypes = make([]protoimpl.EnumInfo, 4)
 var file_model_proto_msgTypes = make([]protoimpl.MessageInfo, 11)
 var file_model_proto_goTypes = []interface{}{
-	(Port)(0),                // 0: model.Port
-	(Direction)(0),           // 1: model.Direction
-	(CheckPointType)(0),      // 2: model.CheckPointType
-	(*Repository)(nil),       // 3: model.Repository
-	(*PhysicalSection)(nil),  // 4: model.PhysicalSection
-	(*CheckPoint)(nil),       // 5: model.CheckPoint
-	(*Responder)(nil),        // 6: model.Responder
-	(*Turnout)(nil),          // 7: model.Turnout
-	(*Signal)(nil),           // 8: model.Signal
-	(*Slope)(nil),            // 9: model.Slope
-	(*Curve)(nil),            // 10: model.Curve
-	(*DevicePort)(nil),       // 11: model.DevicePort
-	(*Kilometer)(nil),        // 12: model.Kilometer
-	(*KilometerConvert)(nil), // 13: model.KilometerConvert
+	(DeviceType)(0),            // 0: model.DeviceType
+	(Port)(0),                  // 1: model.Port
+	(Direction)(0),             // 2: model.Direction
+	(CheckPointType)(0),        // 3: model.CheckPointType
+	(*Repository)(nil),         // 4: model.Repository
+	(*PhysicalSection)(nil),    // 5: model.PhysicalSection
+	(*CheckPoint)(nil),         // 6: model.CheckPoint
+	(*Turnout)(nil),            // 7: model.Turnout
+	(*Signal)(nil),             // 8: model.Signal
+	(*Responder)(nil),          // 9: model.Responder
+	(*Slope)(nil),              // 10: model.Slope
+	(*SectionalCurvature)(nil), // 11: model.SectionalCurvature
+	(*DevicePort)(nil),         // 12: model.DevicePort
+	(*Kilometer)(nil),          // 13: model.Kilometer
+	(*KilometerConvert)(nil),   // 14: model.KilometerConvert
 }
 var file_model_proto_depIdxs = []int32{
-	4,  // 0: model.Repository.physicalSections:type_name -> model.PhysicalSection
-	5,  // 1: model.Repository.checkPoints:type_name -> model.CheckPoint
+	5,  // 0: model.Repository.physicalSections:type_name -> model.PhysicalSection
+	6,  // 1: model.Repository.checkPoints:type_name -> model.CheckPoint
 	7,  // 2: model.Repository.turnouts:type_name -> model.Turnout
 	8,  // 3: model.Repository.signals:type_name -> model.Signal
-	6,  // 4: model.Repository.responders:type_name -> model.Responder
-	9,  // 5: model.Repository.slopes:type_name -> model.Slope
-	10, // 6: model.Repository.curves:type_name -> model.Curve
-	12, // 7: model.CheckPoint.km:type_name -> model.Kilometer
-	2,  // 8: model.CheckPoint.type:type_name -> model.CheckPointType
-	11, // 9: model.CheckPoint.relDevicePorts:type_name -> model.DevicePort
-	12, // 10: model.Responder.km:type_name -> model.Kilometer
-	12, // 11: model.Turnout.km:type_name -> model.Kilometer
-	12, // 12: model.Signal.km:type_name -> model.Kilometer
-	11, // 13: model.Signal.relDevice:type_name -> model.DevicePort
-	12, // 14: model.Slope.kms:type_name -> model.Kilometer
-	12, // 15: model.Curve.kms:type_name -> model.Kilometer
-	0,  // 16: model.DevicePort.port:type_name -> model.Port
-	1,  // 17: model.Kilometer.direction:type_name -> model.Direction
-	12, // 18: model.KilometerConvert.kmA:type_name -> model.Kilometer
-	12, // 19: model.KilometerConvert.kmB:type_name -> model.Kilometer
-	20, // [20:20] is the sub-list for method output_type
-	20, // [20:20] is the sub-list for method input_type
-	20, // [20:20] is the sub-list for extension type_name
-	20, // [20:20] is the sub-list for extension extendee
-	0,  // [0:20] is the sub-list for field type_name
+	9,  // 4: model.Repository.responders:type_name -> model.Responder
+	10, // 5: model.Repository.slopes:type_name -> model.Slope
+	11, // 6: model.Repository.sectionalCurvatures:type_name -> model.SectionalCurvature
+	14, // 7: model.Repository.kilometerConverts:type_name -> model.KilometerConvert
+	12, // 8: model.PhysicalSection.aDevicePort:type_name -> model.DevicePort
+	12, // 9: model.PhysicalSection.bDevicePort:type_name -> model.DevicePort
+	13, // 10: model.CheckPoint.km:type_name -> model.Kilometer
+	3,  // 11: model.CheckPoint.type:type_name -> model.CheckPointType
+	12, // 12: model.CheckPoint.devicePorts:type_name -> model.DevicePort
+	13, // 13: model.Turnout.km:type_name -> model.Kilometer
+	12, // 14: model.Turnout.aDevicePort:type_name -> model.DevicePort
+	12, // 15: model.Turnout.bDevicePort:type_name -> model.DevicePort
+	12, // 16: model.Turnout.cDevicePort:type_name -> model.DevicePort
+	13, // 17: model.Signal.km:type_name -> model.Kilometer
+	12, // 18: model.Signal.turnoutPort:type_name -> model.DevicePort
+	13, // 19: model.Responder.km:type_name -> model.Kilometer
+	12, // 20: model.Responder.turnoutPort:type_name -> model.DevicePort
+	13, // 21: model.Slope.kms:type_name -> model.Kilometer
+	13, // 22: model.SectionalCurvature.kms:type_name -> model.Kilometer
+	0,  // 23: model.DevicePort.deviceType:type_name -> model.DeviceType
+	1,  // 24: model.DevicePort.port:type_name -> model.Port
+	2,  // 25: model.Kilometer.direction:type_name -> model.Direction
+	13, // 26: model.KilometerConvert.kmA:type_name -> model.Kilometer
+	13, // 27: model.KilometerConvert.kmB:type_name -> model.Kilometer
+	28, // [28:28] is the sub-list for method output_type
+	28, // [28:28] is the sub-list for method input_type
+	28, // [28:28] is the sub-list for extension type_name
+	28, // [28:28] is the sub-list for extension extendee
+	0,  // [0:28] is the sub-list for field type_name
 }
 
 func init() { file_model_proto_init() }
@@ -1089,18 +1310,6 @@ func file_model_proto_init() {
 			}
 		}
 		file_model_proto_msgTypes[3].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*Responder); i {
-			case 0:
-				return &v.state
-			case 1:
-				return &v.sizeCache
-			case 2:
-				return &v.unknownFields
-			default:
-				return nil
-			}
-		}
-		file_model_proto_msgTypes[4].Exporter = func(v interface{}, i int) interface{} {
 			switch v := v.(*Turnout); i {
 			case 0:
 				return &v.state
@@ -1112,7 +1321,7 @@ func file_model_proto_init() {
 				return nil
 			}
 		}
-		file_model_proto_msgTypes[5].Exporter = func(v interface{}, i int) interface{} {
+		file_model_proto_msgTypes[4].Exporter = func(v interface{}, i int) interface{} {
 			switch v := v.(*Signal); i {
 			case 0:
 				return &v.state
@@ -1124,6 +1333,18 @@ func file_model_proto_init() {
 				return nil
 			}
 		}
+		file_model_proto_msgTypes[5].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*Responder); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
 		file_model_proto_msgTypes[6].Exporter = func(v interface{}, i int) interface{} {
 			switch v := v.(*Slope); i {
 			case 0:
@@ -1137,7 +1358,7 @@ func file_model_proto_init() {
 			}
 		}
 		file_model_proto_msgTypes[7].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*Curve); i {
+			switch v := v.(*SectionalCurvature); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -1190,7 +1411,7 @@ func file_model_proto_init() {
 		File: protoimpl.DescBuilder{
 			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
 			RawDescriptor: file_model_proto_rawDesc,
-			NumEnums:      3,
+			NumEnums:      4,
 			NumMessages:   11,
 			NumExtensions: 0,
 			NumServices:   0,
diff --git a/repository/model/turnout.go b/repository/model/turnout.go
deleted file mode 100644
index 847fb28..0000000
--- a/repository/model/turnout.go
+++ /dev/null
@@ -1,31 +0,0 @@
-package model
-
-import "joylink.club/rtsssimulation/repository/model/proto"
-
-type Turnout struct {
-	Identity
-
-	km proto.Kilometer
-
-	// A/B/C端口关联的设备端口
-	aDevicePort DevicePort
-	bDevicePort DevicePort
-	cDevicePort DevicePort
-
-	// A/B/C端口关联的检测点
-	aCheckPoint CheckPoint
-	bCheckPoint CheckPoint
-	cCheckPoint CheckPoint
-
-	// A/B/C方向关联的设备
-	aDevices []Identity
-	bDevices []Identity
-	cDevices []Identity
-}
-
-type TurnoutPort struct {
-	DevicePort
-
-	turnout *Turnout
-	port    proto.Port
-}
diff --git a/repository/physical_section.go b/repository/physical_section.go
new file mode 100644
index 0000000..4c607d7
--- /dev/null
+++ b/repository/physical_section.go
@@ -0,0 +1,139 @@
+package repository
+
+import (
+	"errors"
+	"fmt"
+	"joylink.club/rtsssimulation/repository/model/proto"
+)
+
+// 物理区段
+type PhysicalSection struct {
+	Identity
+
+	len         int32         //长度 mm
+	checkPoints []*CheckPoint //将此区段分隔出来的所有(非区段边界)检测点
+
+	// A/B端关联的设备端口（非道岔物理区段/道岔）
+	aRelation DevicePort
+	bRelation DevicePort
+
+	// 非道岔物理区段A/B端区段边界的公里标
+	aKm *proto.Kilometer
+	bKm *proto.Kilometer
+
+	turnouts []*Turnout //道岔物理区段关联的道岔
+
+	// 关联的设备(目前有信号机、应答器、(非区段边界)检测点）
+	devices []Identity
+}
+
+func NewPhysicalSection(id string) *PhysicalSection {
+	return &PhysicalSection{
+		Identity: identity{id, proto.DeviceType_DeviceType_PhysicalSection},
+	}
+}
+
+func (s *PhysicalSection) PortNum() int {
+	return 2
+}
+
+func (s *PhysicalSection) bindDevicePort(port proto.Port, devicePort DevicePort) error {
+	_, isSectionPort := devicePort.(*PhysicalSectionPort)
+	_, isTurnoutPort := devicePort.(*TurnoutPort)
+	if !isSectionPort && !isTurnoutPort {
+		return errors.New(fmt.Sprintf("物理区段不能与[%s]类型的设备端口关联", devicePort.Device().Type()))
+	}
+	switch port {
+	case proto.Port_A:
+		s.aRelation = devicePort
+	case proto.Port_B:
+		s.bRelation = devicePort
+	default:
+		return errors.New(fmt.Sprintf("物理区段无端口[%s]", port))
+	}
+	return nil
+}
+
+// 绑定区段边界公里标。（仅限非道岔物理区段调用）
+func (s *PhysicalSection) bindBoundaryKm(km *proto.Kilometer, port proto.Port) error {
+	switch port {
+	case proto.Port_A:
+		s.aKm = km
+	case proto.Port_B:
+		s.bKm = km
+	default:
+		return errors.New(fmt.Sprintf("区段无端口[%s]", port))
+	}
+	return nil
+}
+
+// 道岔物理区段绑定道岔
+func (s *PhysicalSection) bindTurnouts(turnouts ...*Turnout) {
+	for _, turnout := range turnouts {
+		s.turnouts = append(s.turnouts, turnout)
+		for _, cp := range turnout.checkPoints() {
+			s.bindDevices(cp)
+		}
+	}
+}
+
+func (s *PhysicalSection) bindDevices(devices ...Identity) {
+	for _, device := range devices {
+		s.devices = append(s.devices, device)
+		cp, ok := device.(*CheckPoint)
+		if ok {
+			s.checkPoints = append(s.checkPoints, cp)
+		}
+	}
+}
+
+func (s *PhysicalSection) ARelation() DevicePort {
+	return s.aRelation
+}
+
+func (s *PhysicalSection) BRelation() DevicePort {
+	return s.bRelation
+}
+
+func (s *PhysicalSection) findOtherDevicePort(port proto.Port) DevicePort {
+	switch port {
+	case proto.Port_A:
+		return s.bRelation
+	case proto.Port_B:
+		return s.aRelation
+	}
+	return nil
+}
+
+func (s *PhysicalSection) findOtherBoundaryKmByPort(port proto.Port) *proto.Kilometer {
+	switch port {
+	case proto.Port_A:
+		return s.bKm
+	case proto.Port_B:
+		return s.aKm
+	}
+	return nil
+}
+
+func (s *PhysicalSection) findBoundaryKmByPort(port proto.Port) *proto.Kilometer {
+	switch port {
+	case proto.Port_A:
+		return s.aKm
+	case proto.Port_B:
+		return s.bKm
+	}
+	return nil
+}
+
+type PhysicalSectionPort struct {
+	section *PhysicalSection
+	port    proto.Port
+}
+
+func (p *PhysicalSectionPort) Port() proto.Port {
+	return p.port
+}
+
+func (p *PhysicalSectionPort) Device() PortedDevice {
+	return p.section
+}
diff --git a/repository/repository.go b/repository/repository.go
index 13a99d9..8485d63 100644
--- a/repository/repository.go
+++ b/repository/repository.go
@@ -1,47 +1,128 @@
 package repository
 
-import "joylink.club/rtsssimulation/repository/model"
+import (
+	"errors"
+	"fmt"
+	"joylink.club/rtsssimulation/repository/model/proto"
+)
 
 type Repository struct {
-	id               string
-	version          string
-	modelMap         map[string]model.Identity
-	physicalSections []*model.PhysicalSection
-	checkPoints      []*model.CheckPoint
-	turnouts         []*model.Turnout
-	signals          []*model.Signal
-	responders       []*model.Responder
-	slopes           []*model.Slope
-	curves           []*model.Curve
+	id                 string
+	version            string
+	physicalSectionMap map[string]*PhysicalSection
+	//这里不包含区段边界
+	checkPointMap         map[string]*CheckPoint
+	turnoutMap            map[string]*Turnout
+	signalMap             map[string]*Signal
+	responderMap          map[string]*Responder
+	slopeMap              map[string]*Slope
+	sectionalCurvatureMap map[string]*SectionalCurvature
+
+	kilometerConvertMap map[string]*proto.KilometerConvert
 }
 
 func NewRepository(id string, version string) *Repository {
 	return &Repository{
-		id:               id,
-		version:          version,
-		modelMap:         make(map[string]model.Identity),
-		physicalSections: make([]*model.PhysicalSection, 0),
-		turnouts:         make([]*model.Turnout, 0),
+		id:      id,
+		version: version,
+		//modelMap:            make(map[string]model.Identity),
+		physicalSectionMap:    make(map[string]*PhysicalSection),
+		turnoutMap:            make(map[string]*Turnout),
+		signalMap:             make(map[string]*Signal),
+		responderMap:          make(map[string]*Responder),
+		slopeMap:              make(map[string]*Slope),
+		sectionalCurvatureMap: make(map[string]*SectionalCurvature),
 	}
 }
 
-func (repo *Repository) PhysicalSectionList() []*model.PhysicalSection {
-	return repo.physicalSections
+func (repo *Repository) getModel(deviceId string, deviceType proto.DeviceType) (Identity, error) {
+	switch deviceType {
+	case proto.DeviceType_DeviceType_PhysicalSection:
+		return repo.physicalSectionMap[deviceId], nil
+	case proto.DeviceType_DeviceType_CheckPoint:
+		return repo.checkPointMap[deviceId], nil
+	case proto.DeviceType_DeviceType_Turnout:
+		return repo.turnoutMap[deviceId], nil
+	case proto.DeviceType_DeviceType_Signal:
+		return repo.signalMap[deviceId], nil
+	case proto.DeviceType_DeviceType_Responder:
+		return repo.responderMap[deviceId], nil
+	case proto.DeviceType_DeviceType_Slope:
+		return repo.slopeMap[deviceId], nil
+	case proto.DeviceType_DeviceType_SectionalCurvature:
+		return repo.sectionalCurvatureMap[deviceId], nil
+	default:
+		return nil, errors.New(fmt.Sprintf("仓库中不存在[%s]类型的模型", deviceType))
+	}
 }
 
-func (repo *Repository) TurnoutList() []*model.Turnout {
-	return repo.turnouts
+func (repo *Repository) PhysicalSectionList() []*PhysicalSection {
+	list := make([]*PhysicalSection, len(repo.physicalSectionMap))
+	for _, m := range repo.physicalSectionMap {
+		list = append(list, m)
+	}
+	return list
 }
 
-func (repo *Repository) AddPhysicalSection(section *model.PhysicalSection) {
-	repo.physicalSections = append(repo.physicalSections, section)
-	repo.modelMap[section.Id()] = section
+func (repo *Repository) TurnoutList() []*Turnout {
+	list := make([]*Turnout, len(repo.turnoutMap))
+	for _, m := range repo.turnoutMap {
+		list = append(list, m)
+	}
+	return list
 }
 
-// func (r Repository) GetById(id string) (*model.Turnout, error) {
+func (repo *Repository) SignalList() []*Signal {
+	list := make([]*Signal, len(repo.signalMap))
+	for _, m := range repo.signalMap {
+		list = append(list, m)
+	}
+	return list
+}
 
-// }
+func (repo *Repository) ResponderList() []*Responder {
+	list := make([]*Responder, len(repo.responderMap))
+	for _, m := range repo.responderMap {
+		list = append(list, m)
+	}
+	return list
+}
 
-// func GetById[T any](r *Repository) (*T, error) {
+func (repo *Repository) SlopeList() []*Slope {
+	list := make([]*Slope, len(repo.slopeMap))
+	for _, m := range repo.slopeMap {
+		list = append(list, m)
+	}
+	return list
+}
 
-// }
+func (repo *Repository) SectionalCurvatureList() []*SectionalCurvature {
+	list := make([]*SectionalCurvature, len(repo.sectionalCurvatureMap))
+	for _, m := range repo.sectionalCurvatureMap {
+		list = append(list, m)
+	}
+	return list
+}
+
+func (repo *Repository) AddPhysicalSection(section *PhysicalSection) {
+	repo.physicalSectionMap[section.Id()] = section
+	//repo.modelMap[section.Id()] = section
+
+}
+
+func buildKilometerConvertKey(cs1 string, cs2 string, dir1 proto.Direction, dir2 proto.Direction) string {
+	return cs1 + dir1.String() + cs2 + dir2.String()
+}
+
+func (repo *Repository) addKilometerConvert(kc *proto.KilometerConvert) {
+	repo.kilometerConvertMap[buildKilometerConvertKey(kc.KmA.CoordinateSystem, kc.KmB.CoordinateSystem, kc.KmA.Direction, kc.KmB.Direction)] = kc
+	repo.kilometerConvertMap[buildKilometerConvertKey(kc.KmB.CoordinateSystem, kc.KmA.CoordinateSystem, kc.KmB.Direction, kc.KmA.Direction)] = kc
+}
+
+func (repo *Repository) getKilometerConvert(cs1, cs2 string, dir1, dir2 proto.Direction) (*proto.KilometerConvert, error) {
+	convert := repo.kilometerConvertMap[buildKilometerConvertKey(cs1, cs2, dir1, dir2)]
+	if convert == nil {
+		return nil, errors.New(fmt.Sprintf("没有[%s-%s]的公里标转换数据", cs1, cs2))
+	}
+	return convert, nil
+}
diff --git a/repository/repository_builder.go b/repository/repository_builder.go
new file mode 100644
index 0000000..bf468f1
--- /dev/null
+++ b/repository/repository_builder.go
@@ -0,0 +1,311 @@
+package repository
+
+import (
+	"errors"
+	"fmt"
+	"joylink.club/rtsssimulation/repository/model/proto"
+)
+
+var repositoryMap = make(map[string]*Repository)
+
+func BuildRepository(source *proto.Repository) (*Repository, error) {
+	repository := NewRepository(source.Id, source.Version)
+	buildModels(source, repository)
+	err := buildModelRelationship(source, repository)
+	if err == nil {
+		repositoryMap[buildRepositoryKey(source.Id, source.Version)] = repository
+	}
+	return repository, err
+}
+
+func buildRepositoryKey(id string, version string) string {
+	return id + "_" + version
+}
+
+func getRepository(id string, version string) (*Repository, error) {
+	repository := repositoryMap[buildRepositoryKey(id, version)]
+	if repository == nil {
+		return repository, errors.New(fmt.Sprintf("%s-%s的仓库未找到", id, version))
+	}
+	return repository, nil
+}
+
+func buildModels(source *proto.Repository, repository *Repository) {
+	for _, protoData := range source.KilometerConverts {
+		repository.addKilometerConvert(protoData)
+	}
+	for _, protoData := range source.PhysicalSections {
+		m := NewPhysicalSection(protoData.Id)
+		repository.physicalSectionMap[m.Id()] = m
+	}
+	for _, protoData := range source.CheckPoints {
+		if protoData.Type != proto.CheckPointType_Boundary {
+			m := NewCheckPoint(protoData.Id, protoData.Km, protoData.Type)
+			repository.checkPointMap[m.Id()] = m
+		}
+	}
+	for _, protoData := range source.Turnouts {
+		m := NewTurnout(protoData.Id, protoData.Km)
+		repository.turnoutMap[m.Id()] = m
+	}
+	for _, protoData := range source.Signals {
+		m := NewSignal(protoData.Id, protoData.Km)
+		repository.signalMap[m.Id()] = m
+	}
+	for _, protoData := range source.Responders {
+		m := NewResponder(protoData.Id, protoData.Km)
+		repository.responderMap[m.Id()] = m
+	}
+	for _, protoData := range source.Slopes {
+		m := NewSlope(protoData.Id, protoData.Kms, protoData.Degree)
+		repository.slopeMap[m.Id()] = m
+	}
+	for _, protoData := range source.SectionalCurvatures {
+		m := NewSectionalCurvature(protoData.Id, protoData.Kms, protoData.Radius)
+		repository.sectionalCurvatureMap[m.Id()] = m
+	}
+}
+
+func buildModelRelationship(source *proto.Repository, repository *Repository) error {
+	err := buildCheckPointRelationShip(source, repository)
+	if err != nil {
+		return err
+	}
+	err = buildPhysicalSectionRelationShip(source, repository)
+	if err != nil {
+		return err
+	}
+	err = buildTurnoutRelationShip(source, repository)
+	if err != nil {
+		return err
+	}
+	err = buildSignalRelationShip(source, repository)
+	if err != nil {
+		return err
+	}
+	err = buildResponderRelationShip(source, repository)
+	if err != nil {
+		return err
+	}
+	return err
+}
+
+func buildCheckPointRelationShip(source *proto.Repository, repo *Repository) error {
+	for _, protoData := range source.CheckPoints {
+		cp := repo.checkPointMap[protoData.Id]
+		isBoundary := cp.pointType == proto.CheckPointType_Boundary
+		for _, protoDp := range protoData.DevicePorts {
+			switch protoDp.DeviceType {
+			case proto.DeviceType_DeviceType_PhysicalSection:
+				section := repo.physicalSectionMap[protoDp.DeviceId]
+				if isBoundary { //是区段边界
+					err := section.bindBoundaryKm(cp.km, protoDp.Port)
+					if err != nil {
+						return err
+					}
+				} else {
+					//检测点关联区段端口
+					cp.bindDevicePort(&PhysicalSectionPort{
+						section: section,
+						port:    protoDp.Port,
+					})
+					//区段关联检测点
+					section.bindDevices(cp)
+				}
+			case proto.DeviceType_DeviceType_Turnout:
+				turnout := repo.turnoutMap[protoDp.DeviceId]
+				if isBoundary { //是区段边界
+					err := turnout.bindBoundaryKm(cp.km, protoDp.Port)
+					if err != nil {
+						return err
+					}
+				} else {
+					//检测点关联道岔端口
+					cp.bindDevicePort(&TurnoutPort{
+						turnout: turnout,
+						port:    protoDp.Port,
+					})
+					//道岔关联检测点
+					turnout.bindDevice(cp, protoDp.Port)
+				}
+			}
+		}
+	}
+	return nil
+}
+
+func buildResponderRelationShip(source *proto.Repository, repository *Repository) error {
+	for _, protoData := range source.Responders {
+		responder := repository.responderMap[protoData.Id]
+		//应答器和区段相互关联
+		interrelateResponderAndPhysicalSection(responder, repository.physicalSectionMap[protoData.SectionId])
+		//应答器和道岔相互关联
+		tp := protoData.TurnoutPort
+		if tp != nil {
+			if tp.DeviceType != proto.DeviceType_DeviceType_Turnout {
+				return errors.New(fmt.Sprintf("应答器[%s]关联的[%s-%s-%s]并非道岔端口",
+					responder.Id(), tp.DeviceId, tp.DeviceType, tp.Port))
+			}
+			interrelateResponderAndTurnout(responder, repository.turnoutMap[tp.DeviceId], tp.Port)
+		}
+	}
+	return nil
+}
+
+func buildSignalRelationShip(source *proto.Repository, repository *Repository) error {
+	for _, protoData := range source.Signals {
+		signal := repository.signalMap[protoData.Id]
+		//信号机和区段相互关联
+		interrelateSignalAndPhysicalSection(signal, repository.physicalSectionMap[protoData.SectionId])
+		//信号机和道岔相互关联
+		tp := protoData.TurnoutPort
+		if tp != nil {
+			if tp.DeviceType != proto.DeviceType_DeviceType_Turnout {
+				return errors.New(fmt.Sprintf("信号机[%s]关联的[%s-%s-%s]并非道岔端口",
+					signal.Id(), tp.DeviceId, tp.DeviceType, tp.Port))
+			}
+			interrelateSignalAndTurnout(signal, repository.turnoutMap[tp.DeviceId], tp.Port)
+		}
+	}
+	return nil
+}
+
+func buildTurnoutRelationShip(source *proto.Repository, repo *Repository) error {
+	for _, protoData := range source.Turnouts {
+		turnout := repo.turnoutMap[protoData.Id]
+		err := buildTurnoutPortRelation(repo, turnout, proto.Port_A, protoData.ADevicePort)
+		if err != nil {
+			return err
+		}
+		err = buildTurnoutPortRelation(repo, turnout, proto.Port_B, protoData.BDevicePort)
+		if err != nil {
+			return err
+		}
+		err = buildTurnoutPortRelation(repo, turnout, proto.Port_C, protoData.CDevicePort)
+		return err
+	}
+	return nil
+}
+
+func buildTurnoutPortRelation(repo *Repository, turnout *Turnout, port proto.Port, protoDp *proto.DevicePort) error {
+	model, err := repo.getModel(protoDp.DeviceId, protoDp.DeviceType)
+	if err != nil {
+		return err
+	}
+	dp, err := buildDevicePort(model, protoDp.Port)
+	if err != nil {
+		return err
+	}
+	err = turnout.bindDevicePort(port, dp)
+	return err
+}
+
+func buildPhysicalSectionRelationShip(source *proto.Repository, repository *Repository) error {
+	for _, protoData := range source.PhysicalSections {
+		section := repository.physicalSectionMap[protoData.Id]
+		//A端关联
+		if protoData.ADevicePort != nil {
+			err := buildSectionPortRelation(repository, section, proto.Port_A, protoData.ADevicePort)
+			if err != nil {
+				return err
+			}
+		}
+		//B端关联
+		if protoData.BDevicePort != nil {
+			err := buildSectionPortRelation(repository, section, proto.Port_B, protoData.BDevicePort)
+			if err != nil {
+				return err
+			}
+		}
+	}
+	return nil
+}
+
+// 构建物理区段指定端口的关联关系。区段{section}的{port}端口关联{protoDp}
+func buildSectionPortRelation(repo *Repository, section *PhysicalSection, port proto.Port, protoDp *proto.DevicePort) error {
+	model, err := repo.getModel(protoDp.DeviceId, protoDp.DeviceType)
+	if err != nil {
+		return err
+	}
+	dp, err := buildDevicePort(model, protoDp.Port)
+	if err != nil {
+		return err
+	}
+	err = section.bindDevicePort(port, dp)
+	if err != nil {
+		return err
+	}
+	return nil
+}
+
+func buildDevicePort(device Identity, port proto.Port) (DevicePort, error) {
+	var dp DevicePort
+	switch device.Type() {
+	case proto.DeviceType_DeviceType_PhysicalSection:
+		section := device.(*PhysicalSection)
+		dp = &PhysicalSectionPort{
+			section: section,
+			port:    port,
+		}
+	case proto.DeviceType_DeviceType_Turnout:
+		turnout := device.(*Turnout)
+		dp = &TurnoutPort{
+			turnout: turnout,
+			port:    port,
+		}
+	case proto.DeviceType_DeviceType_Link:
+		link := device.(*Link)
+		dp = &LinkPort{
+			link: link,
+			port: port,
+		}
+	case proto.DeviceType_DeviceType_LinkNode:
+		linkNode := device.(*LinkNode)
+		dp = &LinkNodePort{
+			node: linkNode,
+			port: port,
+		}
+	default:
+		return nil, errors.New(fmt.Sprintf("[%s]类型设备没有端口", device.Type()))
+	}
+	return dp, nil
+}
+
+// 相互关联道岔和检测点
+func interrelateTurnoutAndCheckPoints(turnout *Turnout, point *CheckPoint, port proto.Port) {
+	turnout.bindDevice(point, port)
+	point.bindDevicePort(&TurnoutPort{
+		turnout: turnout,
+		port:    port,
+	})
+}
+
+// 相互关联物理区段和信号机
+func interrelateSignalAndPhysicalSection(signal *Signal, section *PhysicalSection) {
+	section.bindDevices(signal)
+	signal.bindSection(section)
+}
+
+// 相互关联信号机和道岔
+func interrelateSignalAndTurnout(signal *Signal, turnout *Turnout, port proto.Port) {
+	signal.bindTurnoutPort(TurnoutPort{
+		turnout: turnout,
+		port:    port,
+	})
+	turnout.bindDevice(signal, port)
+}
+
+// 相互关联应答器和物理区段
+func interrelateResponderAndPhysicalSection(responder *Responder, section *PhysicalSection) {
+	responder.bindSection(section)
+	section.bindDevices(responder)
+}
+
+// 相互关联应答器和道岔
+func interrelateResponderAndTurnout(responder *Responder, turnout *Turnout, port proto.Port) {
+	responder.bindTurnoutPort(TurnoutPort{
+		turnout: turnout,
+		port:    port,
+	})
+	turnout.bindDevice(responder, port)
+}
diff --git a/repository/responder.go b/repository/responder.go
new file mode 100644
index 0000000..9052bbe
--- /dev/null
+++ b/repository/responder.go
@@ -0,0 +1,26 @@
+package repository
+
+import "joylink.club/rtsssimulation/repository/model/proto"
+
+type Responder struct {
+	Identity
+
+	km          *proto.Kilometer
+	section     *PhysicalSection
+	turnoutPort TurnoutPort
+}
+
+func NewResponder(id string, km *proto.Kilometer) *Responder {
+	return &Responder{
+		Identity: identity{id, proto.DeviceType_DeviceType_Responder},
+		km:       km,
+	}
+}
+
+func (r *Responder) bindSection(section *PhysicalSection) {
+	r.section = section
+}
+
+func (r *Responder) bindTurnoutPort(turnoutPort TurnoutPort) {
+	r.turnoutPort = turnoutPort
+}
diff --git a/repository/sectional_curvature.go b/repository/sectional_curvature.go
new file mode 100644
index 0000000..9a747ff
--- /dev/null
+++ b/repository/sectional_curvature.go
@@ -0,0 +1,17 @@
+package repository
+
+import "joylink.club/rtsssimulation/repository/model/proto"
+
+type SectionalCurvature struct {
+	Identity
+	kms    []*proto.Kilometer
+	radius int32 //半径 mm
+}
+
+func NewSectionalCurvature(id string, kms []*proto.Kilometer, radius int32) *SectionalCurvature {
+	return &SectionalCurvature{
+		Identity: identity{id, proto.DeviceType_DeviceType_SectionalCurvature},
+		kms:      kms,
+		radius:   radius,
+	}
+}
diff --git a/repository/signal.go b/repository/signal.go
new file mode 100644
index 0000000..6fa9df4
--- /dev/null
+++ b/repository/signal.go
@@ -0,0 +1,26 @@
+package repository
+
+import "joylink.club/rtsssimulation/repository/model/proto"
+
+type Signal struct {
+	Identity
+
+	km          *proto.Kilometer
+	section     *PhysicalSection
+	turnoutPort TurnoutPort
+}
+
+func NewSignal(id string, km *proto.Kilometer) *Signal {
+	return &Signal{
+		Identity: identity{id, proto.DeviceType_DeviceType_Signal},
+		km:       km,
+	}
+}
+
+func (s *Signal) bindSection(section *PhysicalSection) {
+	s.section = section
+}
+
+func (s *Signal) bindTurnoutPort(tp TurnoutPort) {
+	s.turnoutPort = tp
+}
diff --git a/repository/simulation.go b/repository/simulation.go
new file mode 100644
index 0000000..e49db6a
--- /dev/null
+++ b/repository/simulation.go
@@ -0,0 +1,339 @@
+package repository
+
+import (
+	"fmt"
+	"joylink.club/rtsssimulation/repository/model/proto"
+	"math"
+	"strconv"
+)
+
+var simId = 1
+
+func BuildSimulation(id string, version string) (*Simulation, error) {
+	repository, err := getRepository(id, version)
+	if err != nil {
+		return nil, err
+	}
+	simulation := newSimulation(repository)
+	//构建link
+	err = buildLinks(simulation)
+	if err != nil {
+		return nil, err
+	}
+	//构建Slope的Link区间
+	err = buildSlopeLinkSegments(simulation)
+	if err != nil {
+		return nil, err
+	}
+	//构建SectionalCurvature的Link区间
+	err = buildSectionalCurvatureLinkSegments(simulation)
+	if err != nil {
+		return nil, err
+	}
+	return simulation, nil
+}
+
+func getASimulationId() string {
+	id := strconv.Itoa(simId)
+	simId++
+	return id
+}
+
+type Simulation struct {
+	id                               string
+	idGenerator                      int
+	repository                       *Repository
+	linkMap                          map[string]*Link
+	devicePositionMap                map[string]*DeviceLinkPosition //key为device的id
+	linkNodeMap                      map[string]*LinkNode           //LinkNode的id应该没什么意义，所以此处key用LinkNode中Turnout的id
+	slopeLinkSegmentMap              map[string]SlopeLinkSegment
+	sectionalCurvatureLinkSegmentMap map[string]SectionalCurvatureLinkSegment
+}
+
+func newSimulation(repository *Repository) *Simulation {
+	return &Simulation{
+		id:                               getASimulationId(),
+		idGenerator:                      1,
+		repository:                       repository,
+		linkMap:                          make(map[string]*Link),
+		devicePositionMap:                make(map[string]*DeviceLinkPosition),
+		linkNodeMap:                      make(map[string]*LinkNode),
+		slopeLinkSegmentMap:              make(map[string]SlopeLinkSegment),
+		sectionalCurvatureLinkSegmentMap: make(map[string]SectionalCurvatureLinkSegment),
+	}
+}
+
+func (s *Simulation) getAId() string {
+	id := strconv.Itoa(s.idGenerator)
+	s.idGenerator++
+	return id
+}
+
+func buildLinks(sim *Simulation) error {
+	visitedTurnoutPortMap := make(map[string]bool)
+	allTurnouts := sim.repository.TurnoutList()
+	for {
+		//找一个未遍历过的道岔端口
+		startTp := getATurnoutPort(allTurnouts, visitedTurnoutPortMap)
+		if startTp == nil {
+			break
+		}
+		//以始端道岔的公里标作为公里标换算的基准
+		baseKm := startTp.turnout.km
+		//创建基础Link
+		link := &Link{Identity: identity{sim.getAId(), proto.DeviceType_DeviceType_Link}}
+		//以此道岔端口作为Link的A端节点
+		err := buildAndRelateLinkNode(sim, startTp, link, proto.Port_A)
+		if err != nil {
+			return err
+		}
+		//沿着道岔端口方向，一直寻找到轨道尽头或者下一个道岔端口。构建并关联中间的设备在link上的位置
+		endTp, endKm, err := findEndTurnoutPortOrEndKm(sim, link, startTp, baseKm)
+		if err != nil {
+			return err
+		}
+		//以下一个道岔端口作为Link的B端节点
+		if endTp != nil {
+			visitedTurnoutPortMap[buildTurnoutPortKey(endTp)] = true
+			endKm = endTp.turnout.km
+			err = buildAndRelateLinkNode(sim, endTp, link, proto.Port_B)
+			if err != nil {
+				return err
+			}
+		}
+		//计算Link长度
+		convertedKm, err := convertKilometer(sim.repository, endKm, baseKm.CoordinateSystem, baseKm.Direction)
+		if err != nil {
+			return err
+		}
+		link.length = int64(math.Abs(float64(convertedKm.Value - baseKm.Value)))
+
+		sim.linkMap[link.Id()] = link
+	}
+	return nil
+}
+
+func findEndTurnoutPortOrEndKm(sim *Simulation, link *Link, startTp *TurnoutPort,
+	baseKm *proto.Kilometer) (*TurnoutPort, *proto.Kilometer, error) {
+
+	var endTp *TurnoutPort
+	var endKm *proto.Kilometer
+	var err error
+
+	visitedModelMap := make(map[string]bool)
+	var currentDp DevicePort = startTp
+	devices := startTp.turnout.getDevicesByPort(startTp.port)
+	for {
+		//遍历设备并构建、关联其在Link上的位置
+		err = buildAndRelateDeviceLinkPositions(sim, link, baseKm, visitedModelMap, devices...)
+		if err != nil {
+			return nil, nil, err
+		}
+		//顺着端口寻找下一个设备端口
+		var nextDp DevicePort
+		switch currentDp.Device().Type() {
+		case proto.DeviceType_DeviceType_PhysicalSection:
+			section := currentDp.Device().(*PhysicalSection)
+			nextDp = section.findOtherDevicePort(currentDp.Port())
+			if nextDp == nil {
+				endKm = section.findOtherBoundaryKmByPort(currentDp.Port())
+			}
+		case proto.DeviceType_DeviceType_Turnout:
+			turnout := currentDp.Device().(*Turnout)
+			nextDp = turnout.getDevicePortByPort(currentDp.Port())
+			if nextDp == nil {
+				endKm = turnout.findBoundaryKmByPort(currentDp.Port())
+			}
+		}
+		//根据下一个端口设备的信息决定是否结束循环
+		if nextDp == nil {
+			break
+		}
+		currentDp = nextDp
+		var nextIsTp bool
+		switch nextDp.Device().Type() {
+		case proto.DeviceType_DeviceType_PhysicalSection:
+			devices = nextDp.Device().(*PhysicalSection).devices
+		case proto.DeviceType_DeviceType_Turnout:
+			nextIsTp = true
+			endTp = nextDp.(*TurnoutPort)
+			devices = nextDp.Device().(*Turnout).getDevicesByPort(nextDp.Port())
+			err = buildAndRelateDeviceLinkPositions(sim, link, baseKm, visitedModelMap, devices...)
+			if err != nil {
+				return nil, nil, err
+			}
+		}
+		if nextIsTp {
+			break
+		}
+	}
+
+	return endTp, endKm, err
+}
+
+func getATurnoutPort(turnouts []*Turnout, visitedTurnoutMap map[string]bool) *TurnoutPort {
+	portSlice := []proto.Port{proto.Port_A, proto.Port_B, proto.Port_C}
+	for _, turnout := range turnouts {
+		for _, port := range portSlice {
+			tp := &TurnoutPort{
+				turnout: turnout,
+				port:    port,
+			}
+			key := buildTurnoutPortKey(tp)
+			if !visitedTurnoutMap[key] {
+				visitedTurnoutMap[key] = true
+				return tp
+			}
+		}
+	}
+	return nil
+}
+
+func buildTurnoutPortKey(tp *TurnoutPort) string {
+	return fmt.Sprintf("%v-%s", tp.turnout, tp.port)
+}
+
+func buildAndRelateDeviceLinkPositions(sim *Simulation, link *Link, startKm *proto.Kilometer, visitedModelMap map[string]bool, devices ...Identity) error {
+
+	for _, device := range devices {
+		if visitedModelMap[device.Id()] {
+			continue
+		}
+		km := findModelKm(device)
+		if km == nil {
+			continue
+		}
+		convertedKm, err := convertKilometer(sim.repository, km, startKm.CoordinateSystem, startKm.Direction)
+		if err != nil {
+			return err
+		}
+		offset := int64(math.Abs(float64(convertedKm.Value - startKm.Value)))
+		dlps := &DeviceLinkPosition{
+			device: device,
+			position: LinkPosition{
+				link:   link,
+				offset: offset,
+			},
+		}
+		sim.devicePositionMap[dlps.device.Id()] = dlps
+		link.bindDevicesLinkPositions(dlps)
+	}
+	return nil
+}
+
+func buildAndRelateLinkNode(sim *Simulation, tp *TurnoutPort, link *Link, port proto.Port) error {
+	ln := sim.linkNodeMap[tp.turnout.Id()]
+	if ln == nil {
+		ln = &LinkNode{
+			Identity: identity{sim.getAId(), proto.DeviceType_DeviceType_LinkNode},
+			turnout:  tp.turnout,
+		}
+	}
+	//LinkNode关联Link
+	err := ln.bindDevicePort(port, &LinkPort{
+		link: link,
+		port: port,
+	})
+	if err != nil {
+		return err
+	}
+	//Link关联LinkNode
+	err = link.bindDevicePort(port, &LinkNodePort{
+		node: ln,
+		port: tp.port,
+	})
+	return err
+}
+
+func findModelKm(model Identity) *proto.Kilometer {
+	signal, ok := model.(*Signal)
+	if ok {
+		return signal.km
+	}
+	responder, ok := model.(*Responder)
+	if ok {
+		return responder.km
+	}
+	cp, ok := model.(*CheckPoint)
+	if ok {
+		return cp.km
+	}
+	turnout, ok := model.(*Turnout)
+	if ok {
+		return turnout.km
+	}
+	return nil
+}
+
+func buildSlopeLinkSegments(simulation *Simulation) error {
+	repo := simulation.repository
+	slopeMap := repo.slopeMap
+	for _, slope := range slopeMap {
+		start, end, err := calculateLinkSegment(simulation, slope.kms[0], slope.kms[1])
+		if err != nil {
+			return err
+		}
+		simulation.slopeLinkSegmentMap[slope.Id()] = SlopeLinkSegment{
+			slope: slope,
+			start: start,
+			end:   end,
+		}
+	}
+	return nil
+}
+
+func calculateLinkSegment(simulation *Simulation, aKm *proto.Kilometer,
+	bKm *proto.Kilometer) (LinkPosition, LinkPosition, error) {
+
+	repo := simulation.repository
+	bKm, err := convertKilometer(repo, bKm, aKm.CoordinateSystem, aKm.Direction)
+	if err != nil {
+		return LinkPosition{}, LinkPosition{}, err
+	}
+	var start LinkPosition
+	var end LinkPosition
+	for _, link := range simulation.linkMap {
+		aTKm := link.aRelation.node.turnout.km
+		aTKm, err := convertKilometer(repo, aTKm, aKm.CoordinateSystem, aKm.Direction)
+		if err != nil {
+			continue
+		}
+		bTKm := link.bRelation.node.turnout.km
+		bTKm, err = convertKilometer(repo, bTKm, aKm.CoordinateSystem, aKm.Direction)
+		if err != nil {
+			continue
+		}
+		if aTKm.Value >= aTKm.Value && aTKm.Value <= bTKm.Value {
+			start = LinkPosition{
+				link:   link,
+				offset: aTKm.Value - aTKm.Value,
+			}
+		}
+		if bKm.Value >= aTKm.Value && bKm.Value <= bTKm.Value {
+			end = LinkPosition{
+				link:   link,
+				offset: bKm.Value - aTKm.Value,
+			}
+		}
+		if start.link != nil && end.link != link {
+			break
+		}
+	}
+	return start, end, nil
+}
+
+func buildSectionalCurvatureLinkSegments(sim *Simulation) error {
+	repo := sim.repository
+	for _, curvature := range repo.sectionalCurvatureMap {
+		start, end, err := calculateLinkSegment(sim, curvature.kms[0], curvature.kms[1])
+		if err != nil {
+			return err
+		}
+		sim.sectionalCurvatureLinkSegmentMap[curvature.Id()] = SectionalCurvatureLinkSegment{
+			sectionalCurvature: curvature,
+			start:              start,
+			end:                end,
+		}
+	}
+	return nil
+}
diff --git a/repository/slope.go b/repository/slope.go
new file mode 100644
index 0000000..3138e7b
--- /dev/null
+++ b/repository/slope.go
@@ -0,0 +1,18 @@
+package repository
+
+import "joylink.club/rtsssimulation/repository/model/proto"
+
+type Slope struct {
+	Identity
+
+	kms    []*proto.Kilometer
+	degree int32
+}
+
+func NewSlope(id string, kms []*proto.Kilometer, degree int32) *Slope {
+	return &Slope{
+		Identity: identity{id, proto.DeviceType_DeviceType_Slope},
+		kms:      kms,
+		degree:   degree,
+	}
+}
diff --git a/repository/turnout.go b/repository/turnout.go
new file mode 100644
index 0000000..1456a7c
--- /dev/null
+++ b/repository/turnout.go
@@ -0,0 +1,165 @@
+package repository
+
+import (
+	"errors"
+	"fmt"
+	"joylink.club/rtsssimulation/repository/model/proto"
+)
+
+type Turnout struct {
+	Identity
+
+	// 岔心的公里标
+	km *proto.Kilometer
+
+	// 道岔关联的道岔物理区段
+	section *PhysicalSection
+
+	// A/B/C端口关联的设备端口
+	aDevicePort DevicePort
+	bDevicePort DevicePort
+	cDevicePort DevicePort
+
+	// A/B/C端口的区段边界的公里标
+	aKm *proto.Kilometer
+	bKm *proto.Kilometer
+	cKm *proto.Kilometer
+
+	// A/B/C方向关联的设备（目前有信号机、应答器、(非区段边界)检测点）
+	aDevices []Identity
+	bDevices []Identity
+	cDevices []Identity
+}
+
+func NewTurnout(id string, km *proto.Kilometer) *Turnout {
+	return &Turnout{
+		Identity: identity{id, proto.DeviceType_DeviceType_Turnout},
+		km:       km,
+	}
+}
+
+func (t *Turnout) PortNum() int {
+	return 3
+}
+
+func (t *Turnout) bindPhysicalSection(section *PhysicalSection) {
+	t.section = section
+}
+
+func (t *Turnout) bindDevicePort(port proto.Port, devicePort DevicePort) error {
+	_, isSectionPort := devicePort.(*PhysicalSectionPort)
+	_, isTurnoutPort := devicePort.(*TurnoutPort)
+	if !isSectionPort && !isTurnoutPort {
+		return errors.New(fmt.Sprintf("道岔不能与[%s]类型的设备端口关联", devicePort.Device().Type()))
+	}
+	switch port {
+	case proto.Port_A:
+		t.aDevicePort = devicePort
+	case proto.Port_B:
+		t.bDevicePort = devicePort
+	case proto.Port_C:
+		t.cDevicePort = devicePort
+	default:
+		return errors.New(fmt.Sprintf("道岔无端口[%s]", port))
+	}
+	return nil
+}
+
+func (t *Turnout) bindBoundaryKm(km *proto.Kilometer, port proto.Port) error {
+	switch port {
+	case proto.Port_A:
+		t.aKm = km
+	case proto.Port_B:
+		t.bKm = km
+	case proto.Port_C:
+		t.cKm = km
+	default:
+		return errors.New(fmt.Sprintf("道岔无端口[%s]", port))
+	}
+	return nil
+}
+
+func (t *Turnout) bindDevice(device Identity, port proto.Port) {
+	switch port {
+	case proto.Port_A:
+		t.aDevices = append(t.aDevices, device)
+	case proto.Port_B:
+		t.bDevices = append(t.bDevices, device)
+	case proto.Port_C:
+		t.cDevices = append(t.cDevices, device)
+	}
+}
+
+func (t *Turnout) checkPoints() []*CheckPoint {
+	var cps []*CheckPoint
+	for _, device := range t.aDevices {
+		cp, ok := device.(*CheckPoint)
+		if ok {
+			cps = append(cps, cp)
+		}
+	}
+	for _, device := range t.bDevices {
+		cp, ok := device.(*CheckPoint)
+		if ok {
+			cps = append(cps, cp)
+		}
+	}
+	for _, device := range t.cDevices {
+		cp, ok := device.(*CheckPoint)
+		if ok {
+			cps = append(cps, cp)
+		}
+	}
+	return cps
+}
+
+// 获取指定端口连接的设备端口
+func (t *Turnout) getDevicePortByPort(port proto.Port) DevicePort {
+	switch port {
+	case proto.Port_A:
+		return t.aDevicePort
+	case proto.Port_B:
+		return t.bDevicePort
+	case proto.Port_C:
+		return t.cDevicePort
+	default:
+		return nil
+	}
+}
+
+func (t *Turnout) findBoundaryKmByPort(port proto.Port) *proto.Kilometer {
+	switch port {
+	case proto.Port_A:
+		return t.aKm
+	case proto.Port_B:
+		return t.bKm
+	case proto.Port_C:
+		return t.cKm
+	}
+	return nil
+}
+
+func (t *Turnout) getDevicesByPort(port proto.Port) []Identity {
+	switch port {
+	case proto.Port_A:
+		return t.aDevices
+	case proto.Port_B:
+		return t.bDevices
+	case proto.Port_C:
+		return t.cDevices
+	}
+	return nil
+}
+
+type TurnoutPort struct {
+	turnout *Turnout
+	port    proto.Port
+}
+
+func (t *TurnoutPort) Port() proto.Port {
+	return t.port
+}
+
+func (t *TurnoutPort) Device() PortedDevice {
+	return t.turnout
+}