diff --git a/ts/simulation/wayside/memory/wayside_simulation.go b/ts/simulation/wayside/memory/wayside_simulation.go
index 9726ebb..1fe3435 100644
--- a/ts/simulation/wayside/memory/wayside_simulation.go
+++ b/ts/simulation/wayside/memory/wayside_simulation.go
@@ -1,7 +1,6 @@
 package memory
 
 import (
-	"encoding/binary"
 	"encoding/json"
 	"fmt"
 	"log/slog"
@@ -381,7 +380,7 @@ func (s *VerifySimulation) HandleSemiPhysicalTrainControlMsg(b []byte) {
 			panic(dto.ErrorDto{Code: dto.ArgumentParseError, Message: err.Error()})
 		}
 		d := append(b, uint8(trainId))
-		d = binary.BigEndian.AppendUint16(d, uint16(train.WheelDiameter))
+		//d = binary.BigEndian.AppendUint16(d, uint16(train.WheelDiameter))
 		// 发送给动力学
 		dynamics.Default().SendTrainControlMessage(d)
 		// 存放至列车中