diff --git a/doc/requirement/todo_features.md b/doc/requirement/todo_features.md
index 559f5e1..e9a7b9d 100644
--- a/doc/requirement/todo_features.md
+++ b/doc/requirement/todo_features.md
@@ -12,7 +12,7 @@
 6. [ ] （优化）优化路径规划分析和分析报告
 7. [ ] （功能）增加物流属性自定义
 8. [x] （BUG） 动画时物流车在起点时应该朝向路径方向，切换虚拟车辆和指定物体时，原有的要归位
-9. [ ] （功能）物流车在路径点转弯时，设置转弯半径等参数，将路径变成曲线
+9. [x] （功能）物流车在路径点转弯时，设置转弯半径等参数，将路径变成曲线
 
 ### [2025/12/18]
 
diff --git a/src/Core/PathPlanningManager.cs b/src/Core/PathPlanningManager.cs
index 993bfc3..c3617bf 100644
--- a/src/Core/PathPlanningManager.cs
+++ b/src/Core/PathPlanningManager.cs
@@ -507,11 +507,16 @@ namespace NavisworksTransport
                 LogManager.Info($"*** RaiseRouteGenerated被调用: {route?.Name}, Method: {generationMethod}, GridSize: {gridSize} ***");
 
                 // 在触发事件前，进行曲线化计算和保存
-                if (route != null && route.Points.Count >= 2)
+                // 注意：Manual方法不需要重新计算，因为PathPointsListUpdated已经计算过了
+                if (route != null && route.Points.Count >= 2 && generationMethod != RouteGenerationMethod.Manual)
                 {
                     // 使用统一的曲线化和保存方法
                     RecalculateAndSaveRoute(route, $"RouteGenerated({generationMethod})");
                 }
+                else if (generationMethod == RouteGenerationMethod.Manual)
+                {
+                    LogManager.Info($"*** Manual方法跳过重新计算，PathPointsListUpdated已经计算过了 ***");
+                }
 
                 var eventArgs = new RouteGeneratedEventArgs(route, generationMethod, gridSize, _managerId);
 
diff --git a/src/Core/PathPointRenderPlugin.cs b/src/Core/PathPointRenderPlugin.cs
index 9cd6c15..a0a7222 100644
--- a/src/Core/PathPointRenderPlugin.cs
+++ b/src/Core/PathPointRenderPlugin.cs
@@ -474,7 +474,10 @@ namespace NavisworksTransport
         /// <param name="graphics">图形上下文</param>
         public override void Render(View view, Graphics graphics)
         {
-            if (!_isEnabled) return;
+            if (!_isEnabled)
+            {
+                return;
+            }
 
             try
             {
@@ -482,7 +485,7 @@ namespace NavisworksTransport
                 var activeDoc = Application.ActiveDocument;
                 if (activeDoc?.Models == null || activeDoc.Models.Count == 0)
                 {
-                    return; // 静默返回，避免日志泛滥
+                    return; // 静默返回
                 }
 
                 // 检查是否有路径或预览点需要渲染
@@ -494,7 +497,10 @@ namespace NavisworksTransport
                     hasPreviewPoint = _previewMarker != null;
                 }
 
-                if (pathCount == 0 && !hasPreviewPoint) return;
+                if (pathCount == 0 && !hasPreviewPoint)
+                {
+                    return;
+                }
 
                 // 使用BeginModelContext确保正确的渲染上下文
                 graphics.BeginModelContext();
@@ -522,6 +528,10 @@ namespace NavisworksTransport
                                 graphics.Cylinder(controlLineMarker.StartPoint, controlLineMarker.EndPoint, controlLineMarker.Radius);
                             }
                         }
+                        else
+                        {
+                            LogManager.Debug($"[Render] 路径 {visualization.PathId} 的 ShowControlVisualization 为 false，跳过控制点渲染");
+                        }
 
                         // 渲染真实路径可视化（根据模式选择）
                         if (_visualizationMode == PathVisualizationMode.VehicleSpace)
@@ -2131,17 +2141,14 @@ namespace NavisworksTransport
         {
             try
             {
-                // 使用静态变量实现简单的防抖机制
-                var now = DateTime.Now;
-                if ((now - _lastRefreshTime).TotalMilliseconds < 50) // 最小间隔50ms
-                {
-                    return; // 忽略过于频繁的刷新请求
-                }
-                _lastRefreshTime = now;
-
                 if (Application.ActiveDocument?.ActiveView != null)
                 {
                     Application.ActiveDocument.ActiveView.RequestDelayedRedraw(ViewRedrawRequests.Render);
+                    LogManager.Debug($"[RequestViewRefresh] 已请求视图刷新");
+                }
+                else
+                {
+                    LogManager.Warning($"[RequestViewRefresh] 活动文档或视图为空，无法请求刷新");
                 }
             }
             catch (Exception ex)
diff --git a/src/UI/WPF/ViewModels/PathEditingViewModel.cs b/src/UI/WPF/ViewModels/PathEditingViewModel.cs
index c8925fb..12eada2 100644
--- a/src/UI/WPF/ViewModels/PathEditingViewModel.cs
+++ b/src/UI/WPF/ViewModels/PathEditingViewModel.cs
@@ -215,8 +215,20 @@ namespace NavisworksTransport.UI.WPF.ViewModels
                     // 0. 先同步车辆参数到渲染插件
                     SyncVehicleParametersToRenderPlugin();
 
-                    // 1. 清理现有的路径可视化，但保留网格可视化
-                    PathPointRenderPlugin.Instance.ClearPathsExcept("grid_visualization_all", "grid_visualization_channel", "grid_visualization_unknown", "grid_visualization_obstacle", "grid_visualization_door");
+                    // 检查是否在编辑状态
+                    bool isInEditMode = _pathPlanningManager?.IsInEditableState ?? false;
+                    
+                    // 1. 清理现有的路径可视化，但保留网格可视化和正在编辑的路径
+                    if (isInEditMode)
+                    {
+                        // 在编辑状态，不清空路径，避免清空正在编辑的路径
+                        LogManager.Debug("[路径可视化] 在编辑状态，跳过清空路径可视化");
+                    }
+                    else
+                    {
+                        // 不在编辑状态，清空所有路径可视化，但保留网格可视化
+                        PathPointRenderPlugin.Instance.ClearPathsExcept("grid_visualization_all", "grid_visualization_channel", "grid_visualization_unknown", "grid_visualization_obstacle", "grid_visualization_door");
+                    }
 
                     // 2. 如果有选中的路径，则显示该路径
                     if (_selectedPathRoute != null && _selectedPathRoute.Points.Count > 0)