diff --git a/components/common.go b/components/common.go
index 4a9fe2c..dffae36 100644
--- a/components/common.go
+++ b/components/common.go
@@ -14,8 +14,11 @@ var ModelStorageRefComponent = ecs.NewComponentType[cstate.ModelStorageRef]()
 // 身份组件
 var DeviceIdentityComponent = ecs.NewComponentType[cstate.DeviceIdentity]()
 
-// 持有实体标签的组件
-var EntityTagHandlerComponent = ecs.NewComponentType[cstate.EntityTagHandler]()
+// 存储屏蔽门标签组件
+var PsdTagHandlerComponent = ecs.NewComponentType[cstate.EntityTagHandler]()
+
+// 存储继电器标签组件
+var RelayTagHandlerComponent = ecs.NewComponentType[cstate.EntityTagHandler]()
 
 // 可移动设备组件
 var MovableDeviceStateComponent = ecs.NewComponentType[cstate.MovableDeviceState]()
@@ -49,3 +52,6 @@ var TowPositionButtonStateComponent = ecs.NewComponentType[cstate.TowPositionBut
 
 // 继电器状态组件
 var RelayStateComponent = ecs.NewComponentType[cstate.RelayState]()
+
+// 紧急停车按钮状态组件
+var EmpStateComponent = ecs.NewComponentType[cstate.EmpState]()
diff --git a/components/cstate/status.pb.go b/components/cstate/status.pb.go
index ca1397f..c237e1f 100644
--- a/components/cstate/status.pb.go
+++ b/components/cstate/status.pb.go
@@ -1014,6 +1014,56 @@ func (x *RelayState) GetActive() bool {
 	return false
 }
 
+// 紧急停车按钮状态
+// 没有区段继电器，有采集继电器
+type EmpState struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	// 紧急停车按钮是否被按下
+	Pressed bool `protobuf:"varint,1,opt,name=pressed,proto3" json:"pressed,omitempty"`
+}
+
+func (x *EmpState) Reset() {
+	*x = EmpState{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_status_proto_msgTypes[14]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *EmpState) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*EmpState) ProtoMessage() {}
+
+func (x *EmpState) ProtoReflect() protoreflect.Message {
+	mi := &file_status_proto_msgTypes[14]
+	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 EmpState.ProtoReflect.Descriptor instead.
+func (*EmpState) Descriptor() ([]byte, []int) {
+	return file_status_proto_rawDescGZIP(), []int{14}
+}
+
+func (x *EmpState) GetPressed() bool {
+	if x != nil {
+		return x.Pressed
+	}
+	return false
+}
+
 // 按钮状态
 type ButtonState struct {
 	state         protoimpl.MessageState
@@ -1027,7 +1077,7 @@ type ButtonState struct {
 func (x *ButtonState) Reset() {
 	*x = ButtonState{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_status_proto_msgTypes[14]
+		mi := &file_status_proto_msgTypes[15]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -1040,7 +1090,7 @@ func (x *ButtonState) String() string {
 func (*ButtonState) ProtoMessage() {}
 
 func (x *ButtonState) ProtoReflect() protoreflect.Message {
-	mi := &file_status_proto_msgTypes[14]
+	mi := &file_status_proto_msgTypes[15]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -1053,7 +1103,7 @@ 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_status_proto_rawDescGZIP(), []int{15}
 }
 
 func (x *ButtonState) GetPressDown() bool {
@@ -1082,7 +1132,7 @@ type ButtonPressOperating struct {
 func (x *ButtonPressOperating) Reset() {
 	*x = ButtonPressOperating{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_status_proto_msgTypes[15]
+		mi := &file_status_proto_msgTypes[16]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -1095,7 +1145,7 @@ func (x *ButtonPressOperating) String() string {
 func (*ButtonPressOperating) ProtoMessage() {}
 
 func (x *ButtonPressOperating) ProtoReflect() protoreflect.Message {
-	mi := &file_status_proto_msgTypes[15]
+	mi := &file_status_proto_msgTypes[16]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -1108,7 +1158,7 @@ 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_status_proto_rawDescGZIP(), []int{16}
 }
 
 func (x *ButtonPressOperating) GetStart() bool {
@@ -1154,7 +1204,7 @@ type ButtonConfirmOperating struct {
 func (x *ButtonConfirmOperating) Reset() {
 	*x = ButtonConfirmOperating{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_status_proto_msgTypes[16]
+		mi := &file_status_proto_msgTypes[17]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -1167,7 +1217,7 @@ func (x *ButtonConfirmOperating) String() string {
 func (*ButtonConfirmOperating) ProtoMessage() {}
 
 func (x *ButtonConfirmOperating) ProtoReflect() protoreflect.Message {
-	mi := &file_status_proto_msgTypes[16]
+	mi := &file_status_proto_msgTypes[17]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -1180,7 +1230,7 @@ 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_status_proto_rawDescGZIP(), []int{17}
 }
 
 func (x *ButtonConfirmOperating) GetConfirm() bool {
@@ -1274,36 +1324,38 @@ var file_status_proto_rawDesc = []byte{
 	0x12, 0x12, 0x0a, 0x04, 0x70, 0x6f, 0x73, 0x32, 0x18, 0x02, 0x20, 0x01, 0x28, 0x08, 0x52, 0x04,
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+	0x4e, 0x10, 0x00, 0x12, 0x0a, 0x0a, 0x06, 0x48, 0x45, 0x41, 0x44, 0x5f, 0x41, 0x10, 0x01, 0x12,
+	0x0a, 0x0a, 0x06, 0x48, 0x45, 0x41, 0x44, 0x5f, 0x42, 0x10, 0x02, 0x42, 0x0a, 0x5a, 0x08, 0x2e,
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 }
 
 var (
@@ -1319,7 +1371,7 @@ func file_status_proto_rawDescGZIP() []byte {
 }
 
 var file_status_proto_enumTypes = make([]protoimpl.EnumInfo, 2)
-var file_status_proto_msgTypes = make([]protoimpl.MessageInfo, 17)
+var file_status_proto_msgTypes = make([]protoimpl.MessageInfo, 18)
 var file_status_proto_goTypes = []interface{}{
 	(SignalAspect)(0),              // 0: cstate.SignalAspect
 	(TrainActiveEnum)(0),           // 1: cstate.TrainActiveEnum
@@ -1337,9 +1389,10 @@ var file_status_proto_goTypes = []interface{}{
 	(*TrainState)(nil),             // 13: cstate.TrainState
 	(*TowPositionButtonState)(nil), // 14: cstate.TowPositionButtonState
 	(*RelayState)(nil),             // 15: cstate.RelayState
-	(*ButtonState)(nil),            // 16: cstate.ButtonState
-	(*ButtonPressOperating)(nil),   // 17: cstate.ButtonPressOperating
-	(*ButtonConfirmOperating)(nil), // 18: cstate.ButtonConfirmOperating
+	(*EmpState)(nil),               // 16: cstate.EmpState
+	(*ButtonState)(nil),            // 17: cstate.ButtonState
+	(*ButtonPressOperating)(nil),   // 18: cstate.ButtonPressOperating
+	(*ButtonConfirmOperating)(nil), // 19: cstate.ButtonConfirmOperating
 }
 var file_status_proto_depIdxs = []int32{
 	0,  // 0: cstate.SignalState.display:type_name -> cstate.SignalAspect
@@ -1529,7 +1582,7 @@ func file_status_proto_init() {
 			}
 		}
 		file_status_proto_msgTypes[14].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*ButtonState); i {
+			switch v := v.(*EmpState); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -1541,7 +1594,7 @@ func file_status_proto_init() {
 			}
 		}
 		file_status_proto_msgTypes[15].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*ButtonPressOperating); i {
+			switch v := v.(*ButtonState); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -1553,6 +1606,18 @@ func file_status_proto_init() {
 			}
 		}
 		file_status_proto_msgTypes[16].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*ButtonPressOperating); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_status_proto_msgTypes[17].Exporter = func(v interface{}, i int) interface{} {
 			switch v := v.(*ButtonConfirmOperating); i {
 			case 0:
 				return &v.state
@@ -1571,7 +1636,7 @@ func file_status_proto_init() {
 			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
 			RawDescriptor: file_status_proto_rawDesc,
 			NumEnums:      2,
-			NumMessages:   17,
+			NumMessages:   18,
 			NumExtensions: 0,
 			NumServices:   0,
 		},
diff --git a/creator/init_simulation.go b/creator/init_simulation.go
index e296e16..a7d6ba1 100644
--- a/creator/init_simulation.go
+++ b/creator/init_simulation.go
@@ -83,7 +83,9 @@ func foreachModels(modelManager umi.IModelManager, deviceType umi.DeviceType, ea
 	}
 }
 
-////////////////////////////////////////////////////////////////////////
+// //////////////////////////////////////////////////////////////////////
+// 设备继电器标签，即标记继电器属于哪个设备的
+type DeviceRelayTag struct{}
 
 // 创建模型仓库引用实体
 func CreateModelStorageRefEntity(w ecs.World) *ecs.Entry {
@@ -97,12 +99,16 @@ func CreateWorldTimeEntity(w ecs.World) *ecs.Entry {
 
 // 创建道岔实体
 func CreateSwitchEntity(w ecs.World) *ecs.Entry {
-	return w.Create(components.DeviceIdentityComponent, components.SwitchRelayStateComponent, components.PercentageDeviceStateComponent, components.MovableDeviceStateComponent)
+	e := w.Create(components.DeviceIdentityComponent, components.SwitchRelayStateComponent, components.PercentageDeviceStateComponent, components.MovableDeviceStateComponent, components.RelayTagHandlerComponent)
+	components.RelayTagHandlerComponent.Set(e, &cstate.EntityTagHandler{Tag: ecs.NewComponentType[DeviceRelayTag]()})
+	return e
 }
 
 // 创建信号机实体
 func CreateSignalEntity(w ecs.World) *ecs.Entry {
-	return w.Create(components.DeviceIdentityComponent, components.SignalStateComponent)
+	e := w.Create(components.DeviceIdentityComponent, components.SignalStateComponent, components.RelayTagHandlerComponent)
+	components.RelayTagHandlerComponent.Set(e, &cstate.EntityTagHandler{Tag: ecs.NewComponentType[DeviceRelayTag]()})
+	return e
 }
 
 // 创建物理区段实体
@@ -115,14 +121,15 @@ type PsdCellTag struct{}
 
 // 创建站台单侧屏蔽门实体
 func CreatePsdEntity(w ecs.World) *ecs.Entry {
-	e := w.Create(components.DeviceIdentityComponent, components.PsdStateComponent, components.EntityTagHandlerComponent)
-	components.EntityTagHandlerComponent.Set(e, &cstate.EntityTagHandler{Tag: ecs.NewComponentType[PsdCellTag]()})
+	e := w.Create(components.DeviceIdentityComponent, components.PsdStateComponent, components.PsdTagHandlerComponent, components.RelayTagHandlerComponent)
+	components.PsdTagHandlerComponent.Set(e, &cstate.EntityTagHandler{Tag: ecs.NewComponentType[PsdCellTag]()})
+	components.RelayTagHandlerComponent.Set(e, &cstate.EntityTagHandler{Tag: ecs.NewComponentType[DeviceRelayTag]()})
 	return e
 }
 
 // 创建屏蔽门cell实体
 func CreatePsdCellEntity(w ecs.World, psdEntry *ecs.Entry) *ecs.Entry {
-	return w.Create(components.DeviceIdentityComponent, components.PercentageDeviceStateComponent, components.MovableDeviceStateComponent, components.EntityTagHandlerComponent.Get(psdEntry).Tag)
+	return w.Create(components.DeviceIdentityComponent, components.PercentageDeviceStateComponent, components.MovableDeviceStateComponent, components.PsdTagHandlerComponent.Get(psdEntry).Tag)
 }
 
 // 创建应答器实体
@@ -141,6 +148,14 @@ func CreateTowPosButtonEntity(w ecs.World) *ecs.Entry {
 }
 
 // 创建继电器实体
-func CreateRelayEntity(w ecs.World) *ecs.Entry {
-	return w.Create(components.DeviceIdentityComponent, components.RelayStateComponent)
+// deviceEntry: 被继电器控制的设备
+func CreateRelayEntity(w ecs.World, deviceEntry *ecs.Entry) *ecs.Entry {
+	return w.Create(components.DeviceIdentityComponent, components.RelayStateComponent, components.RelayTagHandlerComponent.Get(deviceEntry).Tag)
+}
+
+// 创建紧急停车按钮实体
+func CreateEmpEntity(w ecs.World) *ecs.Entry {
+	e := w.Create(components.DeviceIdentityComponent, components.EmpStateComponent, components.RelayTagHandlerComponent)
+	components.RelayTagHandlerComponent.Set(e, &cstate.EntityTagHandler{Tag: ecs.NewComponentType[DeviceRelayTag]()})
+	return e
 }
diff --git a/operate/emp_operation.go b/operate/emp_operation.go
new file mode 100644
index 0000000..8acb132
--- /dev/null
+++ b/operate/emp_operation.go
@@ -0,0 +1,42 @@
+package operate
+
+import (
+	"fmt"
+
+	"github.com/yohamta/donburi/filter"
+	"joylink.club/ecs"
+	"joylink.club/rtsssimulation/components"
+	"joylink.club/rtsssimulation/system"
+)
+
+// 紧急停车按钮查询
+var empQuery *ecs.Query = ecs.NewQuery(filter.Contains(components.DeviceIdentityComponent, components.EmpStateComponent))
+
+func findEmpEntry(world ecs.World, empId string) (*ecs.Entry, error) {
+	empEntry := system.QueryEntityById(world, empQuery, empId)
+	if empEntry == nil {
+		return nil, fmt.Errorf("紧急停车按钮[%s]实体不存在", empId)
+	} else {
+		return empEntry, nil
+	}
+}
+
+// 激活紧急停车按钮
+func FireEmpPressed(world ecs.World, empId string) error {
+	entry, err := findEmpEntry(world, empId)
+	if err != nil {
+		return err
+	}
+	components.EmpStateComponent.Get(entry).Pressed = true
+	return nil
+}
+
+// 复位紧急停车按钮
+func FireEmpReset(world ecs.World, empId string) error {
+	entry, err := findEmpEntry(world, empId)
+	if err != nil {
+		return err
+	}
+	components.EmpStateComponent.Get(entry).Pressed = false
+	return nil
+}
diff --git a/operate/psd_operation.go b/operate/psd_operation.go
index e8d820e..009fc84 100644
--- a/operate/psd_operation.go
+++ b/operate/psd_operation.go
@@ -48,7 +48,7 @@ func FirePsdOperation(world ecs.World, psdId string, closeOpt bool) error {
 		return err
 	}
 	//屏蔽门标签
-	psdTag := components.EntityTagHandlerComponent.Get(psdEntry).Tag
+	psdTag := components.PsdTagHandlerComponent.Get(psdEntry).Tag
 	psdCellQuery := ecs.NewQuery(filter.Contains(psdTag))
 	var errPercent error = nil
 	psdCellQuery.Each(world, func(psdCellEntry *ecs.Entry) {
@@ -76,7 +76,7 @@ func FirePsdCellOperation(world ecs.World, psdId string, psdCellId string, close
 		return err
 	}
 	//屏蔽门标签
-	psdTag := components.EntityTagHandlerComponent.Get(psdEntry).Tag
+	psdTag := components.PsdTagHandlerComponent.Get(psdEntry).Tag
 	psdCellQuery := ecs.NewQuery(filter.Contains(psdTag))
 	psdCellEntry := system.QueryEntityById(world, psdCellQuery, psdCellId)
 	if psdCellEntry == nil {
diff --git a/proto/src/component/status.proto b/proto/src/component/status.proto
index 37f92bc..5e3e471 100644
--- a/proto/src/component/status.proto
+++ b/proto/src/component/status.proto
@@ -188,6 +188,15 @@ message RelayState{
 
 ///////////////////////////////////////////////////////////////////////
 
+// 紧急停车按钮状态
+// 没有区段继电器，有采集继电器
+message EmpState{
+    //紧急停车按钮是否被按下
+    bool pressed = 1;
+}
+
+///////////////////////////////////////////////////////////////////////
+
 // 按钮状态
 message ButtonState {
     // 是否按下
diff --git a/system/debug_system.go b/system/debug_system.go
index 87c0152..9688ebe 100644
--- a/system/debug_system.go
+++ b/system/debug_system.go
@@ -67,11 +67,11 @@ func debugTowPosButton(w ecs.World) {
 
 // 屏蔽门状态
 func debugPsd(w ecs.World) {
-	psdQuery := ecs.NewQuery(filter.Contains(components.DeviceIdentityComponent, components.PsdStateComponent, components.EntityTagHandlerComponent))
+	psdQuery := ecs.NewQuery(filter.Contains(components.DeviceIdentityComponent, components.PsdStateComponent, components.PsdTagHandlerComponent))
 	psdQuery.Each(w, func(e *ecs.Entry) {
 		psdId := components.DeviceIdentityComponent.Get(e).Id
 		psdState := components.PsdStateComponent.Get(e)
-		psdTag := components.EntityTagHandlerComponent.Get(e).Tag
+		psdTag := components.PsdTagHandlerComponent.Get(e).Tag
 		fmt.Printf("屏蔽门[%s] ,全关=%t ,全开=%t ,互锁解除=%t > ", psdId, psdState.AllClosed, psdState.AllOpened, psdState.InterlockReleased)
 		//
 		psdCellQuery := ecs.NewQuery(filter.Contains(psdTag))
diff --git a/system/psd_system.go b/system/psd_system.go
index 0aae36d..4f6edda 100644
--- a/system/psd_system.go
+++ b/system/psd_system.go
@@ -7,7 +7,7 @@ import (
 	"joylink.club/rtsssimulation/components/cstate"
 )
 
-var PsdQuery = ecs.NewQuery(filter.Contains(components.DeviceIdentityComponent, components.PsdStateComponent, components.EntityTagHandlerComponent))
+var PsdQuery = ecs.NewQuery(filter.Contains(components.DeviceIdentityComponent, components.PsdStateComponent, components.PsdTagHandlerComponent))
 
 const (
 	//屏蔽门完全关闭
@@ -27,7 +27,7 @@ func NewPsdSystem() *PsdSystem {
 // world 执行
 func (me *PsdSystem) Update(world ecs.World) {
 	PsdQuery.Each(world, func(psdEntry *ecs.Entry) {
-		psdTag := components.EntityTagHandlerComponent.Get(psdEntry).Tag
+		psdTag := components.PsdTagHandlerComponent.Get(psdEntry).Tag
 		psdCellQuery, ok := me.cellsQuery[psdTag]
 		if !ok {
 			psdCellQuery = ecs.NewQuery(filter.Contains(psdTag, components.PercentageDeviceStateComponent, components.MovableDeviceStateComponent))
diff --git a/system/signal_relay_system.go b/system/signal_relay_system.go
new file mode 100644
index 0000000..d761749
--- /dev/null
+++ b/system/signal_relay_system.go
@@ -0,0 +1,45 @@
+package system
+
+import (
+	"github.com/yohamta/donburi/filter"
+	"joylink.club/ecs"
+	"joylink.club/rtsssimulation/components"
+	"joylink.club/rtsssimulation/umi"
+)
+
+// 信号机继电器系统
+type SignalRelaySystem struct {
+	//继电器系统基类
+	relaySystem
+	//信号机查询
+	query *ecs.Query
+}
+
+func NewSignalReplaySystem() *SignalRelaySystem {
+	return &SignalRelaySystem{
+		relaySystem: relaySystem{relayQuery: make(map[string]*ecs.Query)},
+		query:       ecs.NewQuery(filter.Contains(components.DeviceIdentityComponent, components.SignalStateComponent)),
+	}
+}
+
+// world 执行
+func (me *SignalRelaySystem) Update(world ecs.World) {
+	//迭代所有信号机
+	me.query.Each(world, func(signalEntry *ecs.Entry) {
+		//key-继电器作用名，value-继电器实体
+		usageRelayMapper := make(map[string]*ecs.Entry)
+		//迭代一个信号机关联的所有继电器
+		me.getDeviceRelayQuery(signalEntry).Each(world, func(signalRelayEntry *ecs.Entry) {
+			relayId := components.DeviceIdentityComponent.Get(signalRelayEntry).Id
+			relayModel := (WorldModelStorage(world).FindById(relayId)).(umi.IRelayModel)
+			usageRelayMapper[relayModel.UsageName()] = signalRelayEntry
+		})
+		//根据具体业务逻辑处理继电器
+		me.dealWithRelays(world, signalEntry, usageRelayMapper)
+	})
+}
+
+// 根据具体业务逻辑处理继电器
+func (me *SignalRelaySystem) dealWithRelays(world ecs.World, signalEntry *ecs.Entry, relays map[string]*ecs.Entry) {
+
+}
diff --git a/system/system.go b/system/system.go
index 47465ba..18433df 100644
--- a/system/system.go
+++ b/system/system.go
@@ -33,8 +33,8 @@ func simpleRecover() {
 	recover()
 }
 
-///////////////////////////////////////////////////////////////////////////
-
+// /////////////////////////////////////////////////////////////////////////
+// 模型仓库查询
 var worldModelStorageQuery *ecs.Query = ecs.NewQuery(filter.Contains(components.ModelStorageRefComponent))
 
 func WorldModelStorage(world ecs.World) umi.IModelManager {
@@ -45,3 +45,21 @@ func WorldModelStorage(world ecs.World) umi.IModelManager {
 		return nil
 	}
 }
+
+// //////////////////////////////////////////////////////////////////////////
+// 继电器系统
+type relaySystem struct {
+	// key-设备id
+	relayQuery map[string]*ecs.Query
+}
+
+// 获取设备的相关继电器的查询
+func (me *relaySystem) getDeviceRelayQuery(deviceEntry *ecs.Entry) *ecs.Query {
+	id := components.DeviceIdentityComponent.Get(deviceEntry).Id
+	query, ok := me.relayQuery[id]
+	if !ok {
+		query = ecs.NewQuery(filter.Contains(components.RelayTagHandlerComponent.Get(deviceEntry).Tag))
+		me.relayQuery[id] = query
+	}
+	return query
+}
diff --git a/umi/model_umi.go b/umi/model_umi.go
index 15863fd..b2695cc 100644
--- a/umi/model_umi.go
+++ b/umi/model_umi.go
@@ -109,9 +109,18 @@ type IPsdModel interface {
 	AllDeviceCells() []IDeviceModel
 }
 
+////////////////////////////////////////////////////////////
+
 // 继电器模型
 // 继电器按作用分类：驱动继电器、采集继电器
 type IRelayModel interface {
 	//该继电器管理的设备
 	ManagedDevice() IDeviceModel
+	//true-驱动继电器；false-采集继电器
+	IsDriver() bool
+	//继电器作用名称,同一个设备的继电器的作用名称不能重复
+	//如DJ-12、DDJ-83
+	UsageName() string
 }
+
+/////////////////////////////////////////////////////////////