diff --git a/src/CounterDrone.Core/Simulation/SimulationEngine.cs b/src/CounterDrone.Core/Simulation/SimulationEngine.cs
index b4ed304..4059bb4 100644
--- a/src/CounterDrone.Core/Simulation/SimulationEngine.cs
+++ b/src/CounterDrone.Core/Simulation/SimulationEngine.cs
@@ -29,6 +29,8 @@ namespace CounterDrone.Core.Simulation
         public SimulationState State { get; private set; } = SimulationState.Idle;
         public int FrameIndex { get; private set; }
         public float SimulationTime { get; private set; }
+        /// <summary>时间倍速：>1 加速仿真（仅测试或快速推演用）</summary>
+        public float TimeScale { get; set; } = 1f;
         private float _tickInterval;
 
         private List<DroneEntity> _drones = new();
@@ -134,7 +136,8 @@ namespace CounterDrone.Core.Simulation
             if (State != SimulationState.Running)
                 return new SimulationFrameResult { State = State, FrameIndex = FrameIndex, SimulationTime = SimulationTime };
 
-            SimulationTime += deltaTime;
+            var scaledDt = deltaTime * TimeScale;
+            SimulationTime += scaledDt;
             FrameIndex++;
             var frameEvents = new List<SimEvent>();
 
@@ -167,7 +170,7 @@ namespace CounterDrone.Core.Simulation
             // 2. 弹药飞行 → 云团生成
             foreach (var m in _munitions.ToList())
             {
-                m.Update(deltaTime);
+                m.Update(scaledDt);
                 if (m.HasArrived)
                 {
                     var disp = AlgorithmFactory.Create<ICloudDispersionModel>();
@@ -186,7 +189,7 @@ namespace CounterDrone.Core.Simulation
             // 3. 云团演化
             foreach (var c in _clouds.ToList())
             {
-                c.Tick(deltaTime, (float)_scene.WindSpeed, (WindDirection)_scene.WindDirection);
+                c.Tick(scaledDt, (float)_scene.WindSpeed, (WindDirection)_scene.WindDirection);
                 if (c.IsDissipated) _clouds.Remove(c);
             }
 
@@ -197,10 +200,10 @@ namespace CounterDrone.Core.Simulation
                 {
                     if (cloud.ContainsPoint(drone.PosX, drone.PosY, drone.PosZ))
                     {
-                        drone.ExposureTime += deltaTime;
+                        drone.ExposureTime += scaledDt;
                         var dmg = _damageModel.CalculateDamage(
                             drone.TargetType, drone.PowerType, cloud.AerosolType,
-                            cloud.Dispersion.CoreDensity, drone.ExposureTime, deltaTime);
+                            cloud.Dispersion.CoreDensity, drone.ExposureTime, scaledDt);
                         drone.ApplyDamage(dmg);
                         if (drone.Status == DroneStatus.Destroyed)
                             frameEvents.Add(new SimEvent
@@ -215,7 +218,7 @@ namespace CounterDrone.Core.Simulation
             // 5. 无人机移动
             foreach (var drone in _drones.Where(d => d.Status == DroneStatus.Flying))
             {
-                drone.Update(deltaTime, (float)_scene.WindSpeed, (WindDirection)_scene.WindDirection);
+                drone.Update(scaledDt, (float)_scene.WindSpeed, (WindDirection)_scene.WindDirection);
                 if (drone.Status == DroneStatus.ReachedTarget)
                     frameEvents.Add(new SimEvent
                     {
@@ -225,7 +228,7 @@ namespace CounterDrone.Core.Simulation
             }
 
             // 6. 平台冷却
-            foreach (var p in _platforms) p.Update(deltaTime);
+            foreach (var p in _platforms) p.Update(scaledDt);
 
             // 7. 管控区域
             foreach (var drone in _drones.Where(d => d.Status == DroneStatus.Flying))
diff --git a/test/unit/CounterDrone.Core.Tests/FullPipelineTests.cs b/test/unit/CounterDrone.Core.Tests/FullPipelineTests.cs
index 998ffe9..c9f1f05 100644
--- a/test/unit/CounterDrone.Core.Tests/FullPipelineTests.cs
+++ b/test/unit/CounterDrone.Core.Tests/FullPipelineTests.cs
@@ -82,6 +82,7 @@ namespace CounterDrone.Core.Tests
             }
 
             engine.Initialize(_taskId);
+            engine.TimeScale = 4f;  // 4倍速加速
             for (int i = 0; i < maxTicks; i++)
             {
                 var r = engine.Tick(tickDt);