diff --git a/src/main/java/club/joylink/rtss/simulation/cbtc/data/vr/VirtualRealityTrain.java b/src/main/java/club/joylink/rtss/simulation/cbtc/data/vr/VirtualRealityTrain.java
index 975371e1e..55cab902c 100644
--- a/src/main/java/club/joylink/rtss/simulation/cbtc/data/vr/VirtualRealityTrain.java
+++ b/src/main/java/club/joylink/rtss/simulation/cbtc/data/vr/VirtualRealityTrain.java
@@ -70,9 +70,14 @@ public class VirtualRealityTrain extends VirtualRealityDevice {
     private float mass = 230;
 
     /**
-     * 列车物理最大速度
+     * 列车前进最大速度
      */
-    private float speedMax = (float) (120 / 3.6);
+    private float speedMax = (float) (100 / 3.6);
+
+    /**
+     * 列车倒车最大速度
+     */
+    private float reverseSpeedMax = (float) (36 / 3.6);
 
     /**
      * 列车ATP防护速度
diff --git a/src/main/java/club/joylink/rtss/simulation/cbtc/device/virtual/VRTrainRunningService.java b/src/main/java/club/joylink/rtss/simulation/cbtc/device/virtual/VRTrainRunningService.java
index e6cab0495..d5fff7df3 100644
--- a/src/main/java/club/joylink/rtss/simulation/cbtc/device/virtual/VRTrainRunningService.java
+++ b/src/main/java/club/joylink/rtss/simulation/cbtc/device/virtual/VRTrainRunningService.java
@@ -50,21 +50,27 @@ public class VRTrainRunningService {
         float currentSpeed = originSpeed + increment;
         if (currentSpeed < 0) {
             currentSpeed = 0;
-        } else if (currentSpeed > train.getSpeedMax()) {
-            currentSpeed = train.getSpeedMax();
         }
+//        else if (currentSpeed > train.getSpeedMax()) {
+//            currentSpeed = train.getSpeedMax();
+//        }
         // 更新列车速度
-        train.setSpeed(currentSpeed);
 
 //        System.out.println(String.format("当前车速：[%s]", currentSpeed));
         // 根据速度计算并更新列车所在区段位置
 //        float s = (float) (currentSpeed * time - acceleration * Math.pow(time, 2) / 2);
-        float s = (currentSpeed+originSpeed) * time / 2;
+        float s;
         if (ControlGear.Reverse.equals(train.getGear())) { // 倒车挡
-            s = -s;
+            currentSpeed = Math.min(train.getReverseSpeedMax(), currentSpeed);
+            s = -((currentSpeed+originSpeed) * time / 2);
         } else if (ControlGear.Neutral.equals(train.getGear())) { // 空挡
+            currentSpeed = 0;
             s = 0;
+        } else {
+            currentSpeed = Math.min(train.getSpeedMax(), currentSpeed);
+            s = (currentSpeed + originSpeed) * time / 2;
         }
+        train.setSpeed(currentSpeed); //更新列车速度
         if (s == 0) {
             return;
         }