diff --git a/third_party/tcp/tcp_client.go b/third_party/tcp/tcp_client.go
index 55a92d9..ef55d4a 100644
--- a/third_party/tcp/tcp_client.go
+++ b/third_party/tcp/tcp_client.go
@@ -50,7 +50,7 @@ func StartTcpClient(rAddr string, handler func(n int, data []byte), readErr func
 	return &TcpClient{conn: conn, ctx: ctxFun}, nil
 }
 func (c *TcpClient) Close() {
-	if c.conn != nil {
+	if c != nil && c.conn != nil {
 		slog.Info(fmt.Sprintf("TCP客户端[rAddr:%s]关闭连接", c.conn.RemoteAddr().String()))
 		c.ctx()
 		c.conn.Close()
diff --git a/third_party/train_pc_sim/train_pc_sim.go b/third_party/train_pc_sim/train_pc_sim.go
index 370841b..e630e6e 100644
--- a/third_party/train_pc_sim/train_pc_sim.go
+++ b/third_party/train_pc_sim/train_pc_sim.go
@@ -23,39 +23,39 @@ type TrainControlEvent struct {
 var FireTrainControlEventType = ecs.NewEventType[TrainControlEvent]()
 
 type TrainPcSim interface {
-	Start(wd ecs.World, pcSimManage TrainPcSimManage)
+	tpapi.ThirdPartyApiService
+	Start(pcSimManage TrainPcSimManage)
 	Stop()
-	//发送驾驶端激活
+	// SendDriverActive 发送驾驶端激活
 	SendDriverActive(tc *state_proto.TrainConnState, vobc *state_proto.TrainVobcState)
-	//发送牵引制动手柄
+	// SendHandleSwitch 发送牵引制动手柄
 	SendHandleSwitch(oldTraction, oldBrakeForce int64, tractionState bool, tc *state_proto.TrainConnState, vobc *state_proto.TrainVobcState)
-	//列车运行方向
+	// SendTrainDirection 列车运行方向
 	//因文档说明不清楚，在调用的时候目前是注释状态，现场调试可能会用到
 	SendTrainDirection(trainForward, trainBackward bool)
 	//发送应答器信息数据
 	SendBaliseData(msgType uint16, data []byte)
 	//发布列车控制的相关事件
-	PublishTrainControlEvent(world ecs.World, events []TrainControlEvent)
-
+	PublishTrainControlEvent(events []TrainControlEvent)
+	// CreateOrRemoveSpeedPLace 创建或删除速度位置信息
 	CreateOrRemoveSpeedPLace(train *state_proto.TrainState)
-
+	// CreateOrRemoveTrain 创建或删除列车
 	CreateOrRemoveTrain(msgType byte, data []byte) error
-	tpapi.ThirdPartyApiService
 }
 
 type TrainPcSimManage interface {
 	GetTrainPcSimConfig() config.VehiclePCSimConfig
 	GetConnTrain() *state_proto.TrainState
-	//4.4.1.	车载输出数字量信息报文内容
+	// TrainPcSimDigitalOutInfoHandle 4.4.1.	车载输出数字量信息报文内容
 	TrainPcSimDigitalOutInfoHandle(data []byte)
-	//4.4.2.	车载输出数字反馈量信息报文内容
+	// TrainPcSimDigitalReportHandle 4.4.2.	车载输出数字反馈量信息报文内容
 	TrainPcSimDigitalReportHandle(data []byte)
 
-	//门模式
+	// TrainPcSimMockInfo 门模式
 	//TrainDoorModeHandle(state byte)
 	//处理列车pc仿真模拟量数据
 	TrainPcSimMockInfo(data []byte)
-	//处理列车btm查询
+	// TrainBtmQuery 处理列车btm查询
 	TrainBtmQuery(data []byte)
 }
 
@@ -111,6 +111,7 @@ func (d *trainPcSimService) connTrainPcSim() {
 				return
 			default:
 			}
+			d.pcSimClient.Close()
 			client, err := tcp.StartTcpClient(fmt.Sprintf("%v:%v", d.config.PcSimIp, d.config.PcSimPort), d.reivceData, d.readError)
 			if err != nil {
 				reconnIndex++
@@ -128,7 +129,7 @@ func (d *trainPcSimService) connTrainPcSim() {
 	}()
 
 }
-func (d *trainPcSimService) Start(wd ecs.World, pcSimManage TrainPcSimManage) {
+func (d *trainPcSimService) Start(pcSimManage TrainPcSimManage) {
 	config := pcSimManage.GetTrainPcSimConfig()
 	if config.PcSimIp == "" || !config.Open {
 		slog.Info("车载pc仿真配置未开启")
@@ -266,14 +267,16 @@ func (d *trainPcSimService) SendBaliseData(msgType uint16, data []byte) {
 	d.pcSimClient.Send(msg.Encode())
 }
 
-func (d *trainPcSimService) trainControlEventHandle(w ecs.World, event TrainControlEvent) {
-	msg := &message.TrainPcSimBaseMessage{}
-	msg.Type = SENDER_TRAIN_OUTR_INFO
-	data := []byte{event.Command, event.Status}
-	msg.Data = data
-	d.pcSimClient.Send(msg.Encode())
-}
-func (d *trainPcSimService) PublishTrainControlEvent(world ecs.World, events []TrainControlEvent) {
+/*
+	func (d *trainPcSimService) trainControlEventHandle( event TrainControlEvent) {
+		msg := &message.TrainPcSimBaseMessage{}
+		msg.Type = SENDER_TRAIN_OUTR_INFO
+		data := []byte{event.Command, event.Status}
+		msg.Data = data
+		d.pcSimClient.Send(msg.Encode())
+	}
+*/
+func (d *trainPcSimService) PublishTrainControlEvent(events []TrainControlEvent) {
 	if len(events) <= 0 {
 		slog.Warn("发布事件数量为空")
 		return
diff --git a/ts/simulation/wayside/memory/wayside_memory_train.go b/ts/simulation/wayside/memory/wayside_memory_train.go
index 67ba4bd..6b6b970 100644
--- a/ts/simulation/wayside/memory/wayside_memory_train.go
+++ b/ts/simulation/wayside/memory/wayside_memory_train.go
@@ -150,15 +150,18 @@ func TrainConnTypeUpdate(vs *VerifySimulation, ct *dto.TrainConnThirdDto) {
 			return true
 		})
 	}
+	train.ConnState.Conn = true
+	train.ConnState.ConnType = ct.ConnType
 	if ct.ConnType == state_proto.TrainConnState_PC_SIM {
 		err := TrainPcSimConnOrRemoveHandle(train)
 		if err != nil {
-			panic(sys_error.New("连接车载PC仿真失败"))
+			train.ConnState.Conn = false
+			train.ConnState.ConnType = state_proto.TrainConnState_NONE
+			panic(sys_error.New(err.Error()))
 		}
 		train_pc_sim.Default().SendDriverActive(train.ConnState, train.VobcState)
 	}
-	train.ConnState.Conn = true
-	train.ConnState.ConnType = ct.ConnType
+
 }
 
 // 列车断开三方连接
@@ -405,12 +408,6 @@ func RemoveAllTrain(vs *VerifySimulation) {
 	allTrainMap.Range(func(k any, t any) bool {
 		id := k.(string)
 		RemoveTrainState(vs, id)
-		//train := t.(*state_proto.TrainState)
-		//err := removeTrain(vs, train.Id, train)
-		//if err != nil {
-		//	slog.Error("列车id:", train.Id, "移除失败,原因:", err.Error())
-		//}
-		//allTrainMap.Store(train.Id, t)
 		return true
 	})
 }
@@ -423,10 +420,17 @@ func removeTrain(vs *VerifySimulation, trainId string, train *state_proto.TrainS
 	if err != nil {
 		return err
 	}
-	train.Show = false
 	if train.ConnState.Conn {
-		train.ConnState.ConnType = state_proto.TrainConnState_NONE
+		train.ConnState.Conn = false
+		err = TrainPcSimConnOrRemoveHandle(train)
+		if err != nil {
+			train.ConnState.Conn = true
+			return err
+		}
 	}
+
+	train.Show = false
+	train.ConnState.ConnType = state_proto.TrainConnState_NONE
 	return fi.RemoveTrainFromWorld(vs.World, trainId)
 }
 
diff --git a/ts/simulation/wayside/memory/wayside_simulation_train_pc.go b/ts/simulation/wayside/memory/wayside_simulation_train_pc.go
index 2a86dd8..68528e9 100644
--- a/ts/simulation/wayside/memory/wayside_simulation_train_pc.go
+++ b/ts/simulation/wayside/memory/wayside_simulation_train_pc.go
@@ -54,7 +54,7 @@ func ControlTrainUpdate(s *VerifySimulation, ct *request_proto.TrainControl) {
 	}
 
 	if sta.ConnState.Conn && sta.ConnState.ConnType == state_proto.TrainConnState_PC_SIM && tce != nil {
-		train_pc_sim.Default().PublishTrainControlEvent(s.World, tce)
+		train_pc_sim.Default().PublishTrainControlEvent(tce)
 	}
 }
 
@@ -386,15 +386,18 @@ func (s *VerifySimulation) TrainPcSimDigitalReportHandle(data []byte) {
 
 // 创建/删除列车
 func TrainPcSimConnOrRemoveHandle(train *state_proto.TrainState) error {
+
 	var data byte = 0x01
 	if train.ConnState.Conn == false {
 		data = 0x00
 	}
-	crErr := train_pc_sim.Default().CreateOrRemoveTrain(train_pc_sim.RECIVE_TRAIN_CREATE_REMOVE, []byte{data})
-	if crErr != nil {
-		return crErr
+	if train.ConnState.ConnType == state_proto.TrainConnState_PC_SIM {
+		crErr := train_pc_sim.Default().CreateOrRemoveTrain(train_pc_sim.RECIVE_TRAIN_CREATE_REMOVE, []byte{data})
+		if crErr != nil {
+			return crErr
+		}
+		train_pc_sim.Default().CreateOrRemoveSpeedPLace(train)
 	}
-	train_pc_sim.Default().CreateOrRemoveSpeedPLace(train)
 	return nil
 }
 
diff --git a/ts/test_simulation_manage.go b/ts/test_simulation_manage.go
index e4361bc..9815469 100644
--- a/ts/test_simulation_manage.go
+++ b/ts/test_simulation_manage.go
@@ -137,7 +137,7 @@ func runThirdParty(s *memory.VerifySimulation) error {
 	radar.Default().Start(s)
 	//列车加速计发送vobc
 	acc.Default().Start(s)
-	train_pc_sim.Default().Start(s.World, s)
+	train_pc_sim.Default().Start(s)
 	return nil
 }