diff --git a/component/train.go b/component/train.go
index 7a5a77f..0c70316 100644
--- a/component/train.go
+++ b/component/train.go
@@ -6,6 +6,14 @@ import "joylink.club/ecs"
 type TrainPositionInfo struct {
 	//列车所占的物理区段
 	SectionIds []string
+	//列车长度 mm
+	Len uint32
+	//列车所在轨道link
+	Link uint8
+	//列车所在link偏移量（mm）
+	LinkOffset uint32
+	//列车当前运行方向（偏移量增大/减小方向）
+	Up bool
 }
 
 var (
diff --git a/fi/train.go b/fi/train.go
index 8fec61b..39ac709 100644
--- a/fi/train.go
+++ b/fi/train.go
@@ -49,3 +49,28 @@ func UpdateTrainFromDynamics(w ecs.World, trainId string, sectionIds []string) e
 	})
 	return result.Err
 }
+
+// UpdateTrainPositionFromDynamics 更新列车所在的物理区段
+func UpdateTrainPositionFromDynamics(w ecs.World, tpi TrainPositionInfo) error {
+	result := <-ecs.Request[ecs.EmptyType](w, func() ecs.Result[ecs.EmptyType] {
+		return ecs.NewOkEmptyResult()
+	})
+	return result.Err
+}
+
+type TrainPositionInfo struct {
+	//列车id
+	TrainId string
+	//列车头当前运行方向（true偏移量增大/false减小方向）
+	Up bool
+	//列车长度 mm
+	Len uint32
+	//列车所在轨道link
+	HeadLink uint8
+	//列车所在link偏移量（mm）
+	HeadLinkOffset uint32
+	//列车所在轨道link
+	TailLink uint8
+	//列车所在link偏移量（mm）
+	TailLinkOffset uint32
+}
diff --git a/sys/bind.go b/sys/bind.go
index 6574b46..d0b2505 100644
--- a/sys/bind.go
+++ b/sys/bind.go
@@ -36,6 +36,6 @@ func BindSystem(w ecs.World) {
 		device_sys.NewAlarmSys(),
 		//物理区段
 		device_sys.NewFaDcAxleDeviceSystem(),
-		device_sys.NewTrainSectionSystem(),
+		device_sys.NewSectionDetectSystem(),
 	)
 }
diff --git a/sys/device_sys/train.go b/sys/device_sys/section_detection.to.go
similarity index 79%
rename from sys/device_sys/train.go
rename to sys/device_sys/section_detection.to.go
index f72c488..b7fd8f1 100644
--- a/sys/device_sys/train.go
+++ b/sys/device_sys/section_detection.to.go
@@ -7,17 +7,17 @@ import (
 	"joylink.club/rtsssimulation/component"
 )
 
-// TrainSectionSystem 列车所在区段更新系统
-type TrainSectionSystem struct {
+// SectionDetectSystem 区段检测系统
+type SectionDetectSystem struct {
 	trainQuery       *ecs.Query
 	axleSectionQuery *ecs.Query
 }
 
-func NewTrainSectionSystem() *TrainSectionSystem {
-	return &TrainSectionSystem{trainQuery: ecs.NewQuery(filter.Contains(component.UidType, component.TrainPositionInfoType)),
+func NewSectionDetectSystem() *SectionDetectSystem {
+	return &SectionDetectSystem{trainQuery: ecs.NewQuery(filter.Contains(component.UidType, component.TrainPositionInfoType)),
 		axleSectionQuery: ecs.NewQuery(filter.Contains(component.UidType, component.AxlePhysicalSectionType))}
 }
-func (s *TrainSectionSystem) Update(w ecs.World) {
+func (s *SectionDetectSystem) Update(w ecs.World) {
 	//key-sectionId,统计区段上有车的情况
 	sectionTrainMap := make(map[string]*trainCount)
 	//所有列车