diff --git a/src/main/java/club/joylink/rtss/simulation/rt/SRD/bo/SrAXC.java b/src/main/java/club/joylink/rtss/simulation/rt/SRD/bo/SrAXC.java
index 9ae189e3b..c6e0b842b 100644
--- a/src/main/java/club/joylink/rtss/simulation/rt/SRD/bo/SrAXC.java
+++ b/src/main/java/club/joylink/rtss/simulation/rt/SRD/bo/SrAXC.java
@@ -34,6 +34,12 @@ public class SrAXC extends SrDevice {
         return this.state == ON;
     }
 
+    @Override
+    public void initState() {
+        this.state = OFF;
+        this.fault = null;
+    }
+
     @Override
     public void applyState(int state) {
 
diff --git a/src/main/java/club/joylink/rtss/simulation/rt/SRD/bo/SrDevice.java b/src/main/java/club/joylink/rtss/simulation/rt/SRD/bo/SrDevice.java
index 6611532b7..f6511356b 100644
--- a/src/main/java/club/joylink/rtss/simulation/rt/SRD/bo/SrDevice.java
+++ b/src/main/java/club/joylink/rtss/simulation/rt/SRD/bo/SrDevice.java
@@ -24,6 +24,8 @@ public abstract class SrDevice implements Debug {
         this.deviceType = deviceType;
     }
 
+    public abstract void initState();
+
     public abstract void applyState(int state);
 
     @Override
diff --git a/src/main/java/club/joylink/rtss/simulation/rt/SRD/bo/SrPSD.java b/src/main/java/club/joylink/rtss/simulation/rt/SRD/bo/SrPSD.java
index baa280e87..656df46ba 100644
--- a/src/main/java/club/joylink/rtss/simulation/rt/SRD/bo/SrPSD.java
+++ b/src/main/java/club/joylink/rtss/simulation/rt/SRD/bo/SrPSD.java
@@ -61,6 +61,13 @@ public class SrPSD extends SrDevice {
         this.finishTime = null;
     }
 
+    @Override
+    public void initState() {
+        this.state = CLOSE_LOCK;
+        this.command.set(NONE);
+        this.finishTime = null;
+    }
+
     @Override
     public void applyState(int state) {
         if (CLOSE_LOCK == state || CLOSED == state || TURNING == state || OPEN_FINISH == state) {
diff --git a/src/main/java/club/joylink/rtss/simulation/rt/SRD/bo/SrSignal.java b/src/main/java/club/joylink/rtss/simulation/rt/SRD/bo/SrSignal.java
index 5a25ee00b..9bee14dbe 100644
--- a/src/main/java/club/joylink/rtss/simulation/rt/SRD/bo/SrSignal.java
+++ b/src/main/java/club/joylink/rtss/simulation/rt/SRD/bo/SrSignal.java
@@ -97,6 +97,14 @@ public class SrSignal extends SrDevice {
         this.command.set(NONE);
         this.finishTime = null;
     }
+
+    @Override
+    public void initState() {
+        this.state = OFF;
+        this.command.set(NONE);
+        this.finishTime = null;
+    }
+
     @Override
     public void applyState(int state) {
         if (OFF == state || H == state || L == state || U == state || UH == state) {
diff --git a/src/main/java/club/joylink/rtss/simulation/rt/SRD/bo/SrSwitch.java b/src/main/java/club/joylink/rtss/simulation/rt/SRD/bo/SrSwitch.java
index 61df29df7..3c8a826b9 100644
--- a/src/main/java/club/joylink/rtss/simulation/rt/SRD/bo/SrSwitch.java
+++ b/src/main/java/club/joylink/rtss/simulation/rt/SRD/bo/SrSwitch.java
@@ -115,6 +115,13 @@ public class SrSwitch extends SrDevice {
         this.finishTime = null;
     }
 
+    @Override
+    public void initState() {
+        this.state = NORMAL;
+        this.command.set(NONE);
+        this.finishTime = null;
+    }
+
     @Override
     public void applyState(int state) {
         if (NORMAL == state || REVERSE == state || LOST == state) {
diff --git a/src/main/java/club/joylink/rtss/simulation/rt/SRD/bo/SrTrack.java b/src/main/java/club/joylink/rtss/simulation/rt/SRD/bo/SrTrack.java
index 6a484eea1..8115de3a4 100644
--- a/src/main/java/club/joylink/rtss/simulation/rt/SRD/bo/SrTrack.java
+++ b/src/main/java/club/joylink/rtss/simulation/rt/SRD/bo/SrTrack.java
@@ -92,6 +92,11 @@ public class SrTrack extends SrDevice implements Debug {
         return null;
     }
 
+    @Override
+    public void initState() {
+
+    }
+
     @Override
     public void applyState(int state) {
 
diff --git a/src/main/java/club/joylink/rtss/simulation/rt/SRD/bo/SrTrain.java b/src/main/java/club/joylink/rtss/simulation/rt/SRD/bo/SrTrain.java
index 178b8421f..57ed59468 100644
--- a/src/main/java/club/joylink/rtss/simulation/rt/SRD/bo/SrTrain.java
+++ b/src/main/java/club/joylink/rtss/simulation/rt/SRD/bo/SrTrain.java
@@ -78,6 +78,11 @@ public class SrTrain extends SrDevice {
         this.speed = v;
     }
 
+    @Override
+    public void initState() {
+
+    }
+
     @Override
     public void applyState(int state) {
 
diff --git a/src/main/java/club/joylink/rtss/simulation/rt/SRD/bo/SrdRepository.java b/src/main/java/club/joylink/rtss/simulation/rt/SRD/bo/SrdRepository.java
index 950bb7ae8..3709d7056 100644
--- a/src/main/java/club/joylink/rtss/simulation/rt/SRD/bo/SrdRepository.java
+++ b/src/main/java/club/joylink/rtss/simulation/rt/SRD/bo/SrdRepository.java
@@ -49,7 +49,9 @@ public class SrdRepository extends SimulationRepository {
 
     @Override
     public void initState() {
+        for (SrAXC axc : this.axcMap.values()) {
 
+        }
     }
 
     public List<SrAXC> getAxcList() {