更新

DentistryHandpieces/MainWindow.xaml.cs

@@ -1,3 +1,4 @@
+using System.ComponentModel;
 using System.Windows;
 using System.Windows.Controls;
 using System.Windows.Input;
@@ -13,6 +14,8 @@ public partial class MainWindow : Window
     private readonly DispatcherTimer _hiddenSettingsPressTimer;
     private bool _isHiddenSettingsPressActive;
     private bool _hasOpenedHiddenSettingsForCurrentPress;
+    private bool _isCloseStopInProgress;
+    private bool _allowConfirmedClose;
 
     public MainWindow()
     {
@@ -25,9 +28,59 @@ public partial class MainWindow : Window
         };
         _hiddenSettingsPressTimer.Tick += HiddenSettingsPressTimer_Tick;
         Deactivated += (_, _) => ReleaseAllManualMotionTargetsAsync();
+        Closing += MainWindow_Closing;
         Log.Information("主窗口创建完成");
     }
 
+    private async void MainWindow_Closing(object? sender, CancelEventArgs e)
+    {
+        if (_allowConfirmedClose
+            || DataContext is not MainWindowViewModel viewModel
+            || !viewModel.HasActiveControlRun())
+        {
+            return;
+        }
+
+        e.Cancel = true;
+        if (_isCloseStopInProgress)
+        {
+            return;
+        }
+
+        _isCloseStopInProgress = true;
+        try
+        {
+            Log.Warning("检测到活动测试，关闭窗口前开始发送并确认停止指令");
+            if (!await viewModel.TryStopActiveTestsForCloseAsync())
+            {
+                viewModel.CancelCloseStopRequest();
+                MessageBox.Show(
+                    "测试停止状态未确认，软件将保持开启。请检查设备状态并再次点击停止。",
+                    "无法安全关闭",
+                    MessageBoxButton.OK,
+                    MessageBoxImage.Warning);
+                return;
+            }
+
+            _allowConfirmedClose = true;
+            Close();
+        }
+        catch (Exception ex)
+        {
+            viewModel.CancelCloseStopRequest();
+            Log.Error(ex, "关闭软件前停止活动测试失败，窗口保持开启");
+            MessageBox.Show(
+                $"关闭软件前停止测试失败，软件将保持开启：{OperatorMessageFormatter.FromException(ex)}",
+                "无法安全关闭",
+                MessageBoxButton.OK,
+                MessageBoxImage.Error);
+        }
+        finally
+        {
+            _isCloseStopInProgress = false;
+        }
+    }
+
     private void HiddenSettingsHotspot_PreviewMouseLeftButtonDown(object sender, MouseButtonEventArgs e)
     {
         e.Handled = true;

DentistryHandpieces/MainWindowViewModel.cs

@@ -43,6 +43,7 @@ public sealed class MainWindowViewModel : ObservableObject
     private const ushort VentValveCoil = 6;
     private const ushort AxialForceModeCoil = 30;
     private const ushort AxialStartCoil = 70;
+    private const ushort AxialEnabledCoil = 71;
     private const ushort AxialDoneCoil = 72;
     private const ushort AxialStopCoil = 73;
     private const ushort SpeedTorqueStartCoil = 80;
@@ -107,7 +108,7 @@ public sealed class MainWindowViewModel : ObservableObject
     private static readonly TimeSpan RealtimeDataFreshnessTimeout = TimeSpan.FromSeconds(3);
     private static readonly TimeSpan SnapshotInterval = TimeSpan.FromSeconds(5);
     private static readonly TimeSpan NoLoadCaptureDuration = TimeSpan.FromSeconds(3);
-    private static readonly TimeSpan SpeedTorqueStartConfirmationTimeout = TimeSpan.FromSeconds(5);
+    private static readonly TimeSpan RunStateConfirmationTimeout = TimeSpan.FromSeconds(5);
 
     private static readonly ushort[] RealtimeRegisterAddresses =
     [
@@ -154,7 +155,9 @@ public sealed class MainWindowViewModel : ObservableObject
     [
         VentValveCoil,
         AxialForceModeCoil,
+        AxialEnabledCoil,
         AxialDoneCoil,
+        SpeedTorqueEnabledCoil,
         SpeedTorqueDoneCoil,
         SpeedTorqueStableCoil,
         SpeedTorqueResetEnabledCoil,
@@ -200,7 +203,10 @@ public sealed class MainWindowViewModel : ObservableObject
     private double? _finalDisplacement;
     private double _axialForce;
     private double? _finalAxialForce;
+    private bool _isDisplacementStarting;
     private bool _isDisplacementRunning;
+    private bool _isDisplacementStartupUncertain;
+    private int _axialDisabledPollCount;
     private double _realtimeSpeed;
     private double _realtimeTorque;
     private double _realtimePressure;
@@ -215,23 +221,28 @@ public sealed class MainWindowViewModel : ObservableObject
     private double? _finalSpeed;
     private double? _finalTorque;
     private DateTime? _speedTorqueStartedAt;
+    private bool _isSpeedTorqueStarting;
     private bool _isSpeedTorqueRunning;
-    private bool _isSpeedTorqueCompletionArmed;
-    private bool _hasLoggedStaleSpeedTorqueDone;
+    private bool _isSpeedTorqueStartupUncertain;
+    private int _speedTorqueDisabledPollCount;
     private bool _wasSpeedTorqueStable;
     private bool _isReadingRealtime;
     private bool _isWritingAxialForceMode;
     private bool _isReadingParameterConfig;
     private bool _hasLoadedParameterConfigFromPlc;
     private bool _lastRealtimeReadFailed;
+    private bool _hasReportedRunStateCommunicationLoss;
     private DateTime _lastSuccessfulRealtimeReadAt = DateTime.MinValue;
     private bool _isAutoStoppingDisplacement;
     private bool _isAutoStoppingSpeedTorque;
+    private bool _isConfirmingDisplacementStop;
+    private bool _isConfirmingSpeedTorqueStop;
     private bool _isApplyingParameterConfigToInputs;
     private bool _isDisplacementResetting;
     private bool _isSpeedTorqueResetting;
     private bool _isSpeedTorqueZeroing;
     private bool _hasShownSpeedTorqueEndWarnings;
+    private bool _isCloseStopRequested;
     private DateTime _lastParameterReadFailureLogAt = DateTime.MinValue;
     private string _dialIndicatorText = "0.000 mm";
     private string _axialAxisPositionText = "0.000 mm";
@@ -382,6 +393,39 @@ public sealed class MainWindowViewModel : ObservableObject
         return _parameterConfig.ToPlcConnectionConfig();
     }
 
+    internal bool HasActiveControlRun()
+    {
+        return _isDisplacementStarting
+            || _isDisplacementRunning
+            || _isSpeedTorqueStarting
+            || _isSpeedTorqueRunning;
+    }
+
+    internal async Task<bool> TryStopActiveTestsForCloseAsync()
+    {
+        _isCloseStopRequested = true;
+        if (_isDisplacementStarting)
+        {
+            await AbortDisplacementStartupAsync("关闭软件前已中止轴向启动。", "关闭软件");
+            _isDisplacementStarting = false;
+        }
+
+        if (_isSpeedTorqueStarting)
+        {
+            await AbortSpeedTorqueStartupAsync("关闭软件前已中止转速/扭矩启动。", "关闭软件");
+            _isSpeedTorqueStarting = false;
+        }
+
+        bool axialStopped = await StopDisplacementControlAsync("状态：关闭软件前已停止", "关闭软件前轴向停止");
+        bool speedTorqueStopped = await StopSpeedTorqueControlAsync("状态：关闭软件前已停止", "关闭软件前转速/扭矩停止");
+        return axialStopped && speedTorqueStopped;
+    }
+
+    internal void CancelCloseStopRequest()
+    {
+        _isCloseStopRequested = false;
+    }
+
     internal async Task<bool> BeginManualMotionAsync(ManualMotionTarget target)
     {
         return target switch
@@ -814,38 +858,30 @@ public sealed class MainWindowViewModel : ObservableObject
             FinalizeNoLoadSpeedRunIfDue();
             QueueSnapshotIfDue();
 
-            if (_isDisplacementRunning && ReadCoilValue(coilValues, AxialDoneCoil))
-            {
-                StopDisplacementTest("状态：已完成");
-            }
-
-            bool isSpeedTorqueDone = ReadCoilValue(coilValues, SpeedTorqueDoneCoil);
-            if (_isSpeedTorqueRunning && !_isSpeedTorqueCompletionArmed)
-            {
-                if (!isSpeedTorqueDone)
-                {
-                    _isSpeedTorqueCompletionArmed = true;
-                    _hasLoggedStaleSpeedTorqueDone = false;
-                    Log.Information("转速/扭矩完成判定已就绪：新测试启动后已确认 M{DoneCoil}=0", SpeedTorqueDoneCoil);
-                }
-                else if (!_hasLoggedStaleSpeedTorqueDone)
-                {
-                    _hasLoggedStaleSpeedTorqueDone = true;
-                    Log.Warning("忽略转速/扭矩测试启动后的残留完成状态：M{DoneCoil}=1；等待先恢复为0后再接受完成信号", SpeedTorqueDoneCoil);
-                }
-            }
-            else if (_isSpeedTorqueRunning && isSpeedTorqueDone)
-            {
-                await StopSpeedTorqueTestAsync("状态：已完成");
-            }
+            bool hadActiveControlRun = HasActiveControlRun();
+            SynchronizeAxialRunState(
+                ReadCoilValue(coilValues, AxialEnabledCoil),
+                ReadCoilValue(coilValues, AxialDoneCoil));
+            await SynchronizeSpeedTorqueRunStateAsync(
+                ReadCoilValue(coilValues, SpeedTorqueEnabledCoil),
+                ReadCoilValue(coilValues, SpeedTorqueDoneCoil));
 
             await AutoStopIfSetpointReachedAsync();
             await AutoStopIfSpeedTorqueProtectionReachedAsync();
 
             if (_lastRealtimeReadFailed)
             {
-                StatusText = "实时数据已恢复";
+                if (HasActiveControlRun())
+                {
+                    StatusText = "PLC 实时通信已恢复，测试运行状态已按实际点位同步。";
+                }
+                else if (!hadActiveControlRun)
+                {
+                    StatusText = "实时数据已恢复";
+                }
+
                 _lastRealtimeReadFailed = false;
+                _hasReportedRunStateCommunicationLoss = false;
                 Log.Information("PLC实时数据读取已恢复");
             }
         }
@@ -857,6 +893,15 @@ public sealed class MainWindowViewModel : ObservableObject
                 _lastRealtimeReadFailed = true;
                 Log.Warning(ex, "PLC实时数据读取失败，后续相同故障将等待恢复后再记录");
             }
+
+            if (HasActiveControlRun()
+                && !_hasReportedRunStateCommunicationLoss
+                && DateTime.Now - _lastSuccessfulRealtimeReadAt > RealtimeDataFreshnessTimeout)
+            {
+                _hasReportedRunStateCommunicationLoss = true;
+                StatusText = "PLC 通讯异常超过 3 秒，测试运行状态无法确认；保持测试中并持续重连。";
+                Log.Error("PLC通讯异常超过 {TimeoutSeconds} 秒，活动测试运行状态无法确认，软件保持运行状态", RealtimeDataFreshnessTimeout.TotalSeconds);
+            }
         }
         finally
         {
@@ -864,6 +909,48 @@ public sealed class MainWindowViewModel : ObservableObject
         }
     }
 
+    private void SynchronizeAxialRunState(bool enabled, bool done)
+    {
+        if (!_isDisplacementRunning || _isConfirmingDisplacementStop)
+        {
+            _axialDisabledPollCount = 0;
+            return;
+        }
+
+        if (done)
+        {
+            StopDisplacementTest("状态：已完成");
+            return;
+        }
+
+        _axialDisabledPollCount = enabled ? 0 : _axialDisabledPollCount + 1;
+        if (_axialDisabledPollCount >= 3)
+        {
+            StopDisplacementTest("状态：PLC 轴向运行使能已断开");
+        }
+    }
+
+    private async Task SynchronizeSpeedTorqueRunStateAsync(bool enabled, bool done)
+    {
+        if (!_isSpeedTorqueRunning || _isConfirmingSpeedTorqueStop)
+        {
+            _speedTorqueDisabledPollCount = 0;
+            return;
+        }
+
+        if (done)
+        {
+            await StopSpeedTorqueTestAsync("状态：已完成");
+            return;
+        }
+
+        _speedTorqueDisabledPollCount = enabled ? 0 : _speedTorqueDisabledPollCount + 1;
+        if (_speedTorqueDisabledPollCount >= 3)
+        {
+            await StopSpeedTorqueTestAsync("状态：PLC 转速/扭矩运行使能已断开");
+        }
+    }
+
     private async void ParameterRetryTimer_Tick(object? sender, EventArgs e)
     {
         if (_hasLoadedParameterConfigFromPlc)
@@ -2597,18 +2684,20 @@ public sealed class MainWindowViewModel : ObservableObject
             return;
         }
 
-        if (_isSpeedTorqueRunning)
+        if (_isSpeedTorqueStarting || _isSpeedTorqueRunning)
         {
             UpdateSpeedTorqueDisplay();
             return;
         }
 
+        _isSpeedTorqueStarting = true;
         SpeedTorqueTestButtonText = "启动中";
         StatusText = "转速/扭矩测试启动中...";
 
         if (!await PulsePlcAsync(SpeedTorqueStartCoil, "转速/扭矩测试"))
         {
             await AbortSpeedTorqueStartupAsync("M80 启动指令失败，已停止测试。", "M80启动指令失败");
+            _isSpeedTorqueStarting = false;
             return;
         }
 
@@ -2617,20 +2706,30 @@ public sealed class MainWindowViewModel : ObservableObject
         if (!await WaitForSpeedTorqueStartAsync())
         {
             await AbortSpeedTorqueStartupAsync("PLC 未进入扭矩测试运行状态，已停止测试。", "启动状态确认失败");
+            _isSpeedTorqueStarting = false;
+            return;
+        }
+
+        if (_isCloseStopRequested)
+        {
+            await AbortSpeedTorqueStartupAsync("关闭软件请求已中止转速/扭矩启动。", "关闭软件");
+            _isSpeedTorqueStarting = false;
             return;
         }
 
         if (!TryGetRealtimeSpeed(out _) || !TryGetRealtimeTorque(out _))
         {
             await AbortSpeedTorqueStartupAsync("实时数据无效，已停止测试。", "启动数据无效");
+            _isSpeedTorqueStarting = false;
             UpdateSpeedTorqueDisplay();
             return;
         }
 
+        _isSpeedTorqueStarting = false;
         PrepareSessionForNewRun();
         _isSpeedTorqueRunning = true;
-        _isSpeedTorqueCompletionArmed = true;
-        _hasLoggedStaleSpeedTorqueDone = false;
+        _isSpeedTorqueStartupUncertain = false;
+        _speedTorqueDisabledPollCount = 0;
         _wasSpeedTorqueStable = false;
         SpeedTorqueTestButtonText = "测试中";
         _hasShownSpeedTorqueEndWarnings = false;
@@ -2655,7 +2754,15 @@ public sealed class MainWindowViewModel : ObservableObject
 
     private async Task<bool> WaitForSpeedTorqueStartAsync()
     {
-        DateTime deadline = DateTime.Now.Add(SpeedTorqueStartConfirmationTimeout);
+        return await WaitForRunStartAsync(
+            SpeedTorqueEnabledCoil,
+            SpeedTorqueDoneCoil,
+            "转速/扭矩");
+    }
+
+    private async Task<bool> WaitForRunStartAsync(ushort enabledCoil, ushort doneCoil, string testName)
+    {
+        DateTime deadline = DateTime.Now.Add(RunStateConfirmationTimeout);
         bool lastEnabled = false;
         bool lastDone = false;
         bool hasReadState = false;
@@ -2667,17 +2774,18 @@ public sealed class MainWindowViewModel : ObservableObject
             {
                 IReadOnlyDictionary<ushort, bool> values = await _plcCoilService.ReadCoilValuesAsync(
                     _parameterConfig.ToPlcConnectionConfig(),
-                    [SpeedTorqueEnabledCoil, SpeedTorqueDoneCoil]);
-                lastEnabled = ReadCoilValue(values, SpeedTorqueEnabledCoil);
-                lastDone = ReadCoilValue(values, SpeedTorqueDoneCoil);
+                    [enabledCoil, doneCoil]);
+                lastEnabled = ReadCoilValue(values, enabledCoil);
+                lastDone = ReadCoilValue(values, doneCoil);
                 hasReadState = true;
 
                 if (lastEnabled && !lastDone)
                 {
                     Log.Information(
-                        "转速/扭矩启动状态确认成功：M{EnabledCoil}=1，M{DoneCoil}=0，通气阀保持手动控制",
-                        SpeedTorqueEnabledCoil,
-                        SpeedTorqueDoneCoil);
+                        "{TestName}启动状态确认成功：M{EnabledCoil}=1，M{DoneCoil}=0",
+                        testName,
+                        enabledCoil,
+                        doneCoil);
                     return true;
                 }
             }
@@ -2688,50 +2796,47 @@ public sealed class MainWindowViewModel : ObservableObject
                     hasLoggedReadFailure = true;
                     Log.Warning(
                         ex,
-                        "转速/扭矩启动状态读取失败，继续等待 M{EnabledCoil}/M{DoneCoil}",
-                        SpeedTorqueEnabledCoil,
-                        SpeedTorqueDoneCoil);
+                        "{TestName}启动状态读取失败，继续等待 M{EnabledCoil}/M{DoneCoil}",
+                        testName,
+                        enabledCoil,
+                        doneCoil);
                 }
             }
 
             await Task.Delay(200);
         }
 
-        StatusText = "M80 启动后 PLC 未确认扭矩使能，已阻止测试运行。";
+        StatusText = $"{testName}启动后 PLC 未确认运行使能，已阻止测试运行。";
         Log.Error(
-            "转速/扭矩启动状态确认超时：等待 {TimeoutSeconds} 秒，已读取状态 {HasReadState}，最后 M{EnabledCoil}={Enabled}，M{DoneCoil}={Done}",
-            SpeedTorqueStartConfirmationTimeout.TotalSeconds,
+            "{TestName}启动状态确认超时：等待 {TimeoutSeconds} 秒，已读取状态 {HasReadState}，最后 M{EnabledCoil}={Enabled}，M{DoneCoil}={Done}",
+            testName,
+            RunStateConfirmationTimeout.TotalSeconds,
             hasReadState,
-            SpeedTorqueEnabledCoil,
+            enabledCoil,
             lastEnabled ? 1 : 0,
-            SpeedTorqueDoneCoil,
+            doneCoil,
             lastDone ? 1 : 0);
         return false;
     }
 
     private async Task AbortSpeedTorqueStartupAsync(string status, string reason)
     {
-        bool stopSent = await PulsePlcAsync(SpeedTorqueStopCoil, $"转速/扭矩{reason}停止");
-        _isSpeedTorqueRunning = false;
-        _isSpeedTorqueCompletionArmed = false;
-        _hasLoggedStaleSpeedTorqueDone = false;
-        SpeedTorqueTestButtonText = "测试";
-        StatusText = status;
+        bool stopped = await SendStopAndConfirmAsync(SpeedTorqueStopCoil, SpeedTorqueEnabledCoil, $"转速/扭矩{reason}停止");
+        _isSpeedTorqueRunning = !stopped;
+        _isSpeedTorqueStartupUncertain = !stopped;
+        _speedTorqueDisabledPollCount = 0;
+        SpeedTorqueTestButtonText = stopped ? "测试" : "停止未确认";
+        StatusText = stopped ? status : $"{status} M83 停止未确认，请再次点击停止。";
         Log.Error(
-            "转速/扭矩启动已中止：原因 {Reason}，M{StopCoil}停止指令成功 {StopSent}，通气阀保持手动控制",
+            "转速/扭矩启动已中止：原因 {Reason}，M{StopCoil}停止状态确认 {Stopped}，通气阀保持手动控制",
             reason,
             SpeedTorqueStopCoil,
-            stopSent);
+            stopped);
     }
 
     private async Task StopSpeedTorqueAsync()
     {
-        if (!await PulsePlcAsync(SpeedTorqueStopCoil, "转速/扭矩停止"))
-        {
-            return;
-        }
-
-        await StopSpeedTorqueTestAsync("状态：已停止");
+        await StopSpeedTorqueControlAsync("状态：已停止", "转速/扭矩停止");
     }
 
     private async Task ResetSpeedTorqueAsync()
@@ -2767,8 +2872,8 @@ public sealed class MainWindowViewModel : ObservableObject
             FinalizeSpeedTorqueRun("复位前中止");
             PersistCurrentPayloadSnapshot("转速/扭矩复位前");
             _isSpeedTorqueRunning = false;
-            _isSpeedTorqueCompletionArmed = false;
-            _hasLoggedStaleSpeedTorqueDone = false;
+            _isSpeedTorqueStartupUncertain = false;
+            _speedTorqueDisabledPollCount = 0;
             SpeedTorqueTestButtonText = "测试";
             _realtimeSpeed = 0;
             _realtimeTorque = 0;
@@ -2857,31 +2962,52 @@ public sealed class MainWindowViewModel : ObservableObject
 
     private async Task StartDisplacementAsync()
     {
-        if (_isDisplacementRunning)
+        if (_isDisplacementStarting || _isDisplacementRunning)
         {
             UpdateDisplacementDisplay();
             return;
         }
 
+        _isDisplacementStarting = true;
         DisplacementTestButtonText = "启动中";
         StatusText = "轴向测试启动中...";
 
         if (!await PulsePlcAsync(AxialStartCoil, "轴向测试"))
         {
+            _isDisplacementStarting = false;
             DisplacementTestButtonText = "测试";
             return;
         }
 
+        DisplacementTestButtonText = "启动确认中";
+        StatusText = "轴向测试启动指令已发送，正在确认 PLC 轴向使能。";
+        if (!await WaitForRunStartAsync(AxialEnabledCoil, AxialDoneCoil, "轴向测试"))
+        {
+            await AbortDisplacementStartupAsync("PLC 未进入轴向测试运行状态，已停止测试。", "启动状态确认失败");
+            _isDisplacementStarting = false;
+            return;
+        }
+
+        if (_isCloseStopRequested)
+        {
+            await AbortDisplacementStartupAsync("关闭软件请求已中止轴向启动。", "关闭软件");
+            _isDisplacementStarting = false;
+            return;
+        }
+
         if (!TryGetDialValue(out _) || !TryGetAxialForceValue(out _))
         {
-            await PulsePlcAsync(AxialStopCoil, "实时数据无效，停止轴向测试");
-            DisplacementTestButtonText = "测试";
+            await AbortDisplacementStartupAsync("实时数据无效，已停止轴向测试。", "启动数据无效");
+            _isDisplacementStarting = false;
             UpdateDisplacementDisplay();
             return;
         }
 
+        _isDisplacementStarting = false;
         PrepareSessionForNewRun();
         _isDisplacementRunning = true;
+        _isDisplacementStartupUncertain = false;
+        _axialDisabledPollCount = 0;
         DisplacementTestButtonText = "测试中";
         _activeDisplacementRun = CreateTestRun("轴向位移动量测试");
         _finalDisplacement = null;
@@ -2894,12 +3020,22 @@ public sealed class MainWindowViewModel : ObservableObject
 
     private async Task StopDisplacementAsync()
     {
-        if (!await PulsePlcAsync(AxialStopCoil, "轴向停止"))
-        {
-            return;
-        }
+        await StopDisplacementControlAsync("状态：已停止", "轴向停止");
+    }
 
-        StopDisplacementTest("状态：已停止");
+    private async Task AbortDisplacementStartupAsync(string status, string reason)
+    {
+        bool stopped = await SendStopAndConfirmAsync(AxialStopCoil, AxialEnabledCoil, $"轴向{reason}停止");
+        _isDisplacementRunning = !stopped;
+        _isDisplacementStartupUncertain = !stopped;
+        _axialDisabledPollCount = 0;
+        DisplacementTestButtonText = stopped ? "测试" : "停止未确认";
+        StatusText = stopped ? status : $"{status} M73 停止未确认，请再次点击停止。";
+        Log.Error(
+            "轴向测试启动已中止：原因 {Reason}，M{StopCoil}停止状态确认 {Stopped}",
+            reason,
+            AxialStopCoil,
+            stopped);
     }
 
     private async Task ResetDisplacementAsync()
@@ -2940,6 +3076,8 @@ public sealed class MainWindowViewModel : ObservableObject
             _finalAxialForce = null;
             await UpdateAxialForceFromInputAsync();
             _isDisplacementRunning = false;
+            _isDisplacementStartupUncertain = false;
+            _axialDisabledPollCount = 0;
             DisplacementTestButtonText = "测试";
             UpdateDisplacementDisplay();
             Log.Information("轴向复位完成，千分表零点 {DialZero}", _dialZero);
@@ -3006,6 +3144,53 @@ public sealed class MainWindowViewModel : ObservableObject
         }
     }
 
+    private async Task<bool> SendStopAndConfirmAsync(ushort stopCoil, ushort enabledCoil, string actionName)
+    {
+        if (!await PulsePlcAsync(stopCoil, actionName))
+        {
+            return false;
+        }
+
+        DateTime deadline = DateTime.Now.Add(RunStateConfirmationTimeout);
+        bool hasLoggedReadFailure = false;
+        while (DateTime.Now < deadline)
+        {
+            try
+            {
+                IReadOnlyDictionary<ushort, bool> values = await _plcCoilService.ReadCoilValuesAsync(
+                    _parameterConfig.ToPlcConnectionConfig(),
+                    [enabledCoil]);
+                if (!ReadCoilValue(values, enabledCoil))
+                {
+                    Log.Information(
+                        "PLC停止状态确认成功：{ActionName}，M{StopCoil}已触发，M{EnabledCoil}=0",
+                        actionName,
+                        stopCoil,
+                        enabledCoil);
+                    return true;
+                }
+            }
+            catch (Exception ex)
+            {
+                if (!hasLoggedReadFailure)
+                {
+                    hasLoggedReadFailure = true;
+                    Log.Warning(ex, "PLC停止状态读取失败：{ActionName}，继续等待 M{EnabledCoil}=0", actionName, enabledCoil);
+                }
+            }
+
+            await Task.Delay(200);
+        }
+
+        StatusText = $"{actionName}未确认：PLC M{enabledCoil}仍未确认断开。";
+        Log.Error(
+            "PLC停止状态确认超时：{ActionName}，等待 {TimeoutSeconds} 秒后 M{EnabledCoil}仍未确认断开",
+            actionName,
+            RunStateConfirmationTimeout.TotalSeconds,
+            enabledCoil);
+        return false;
+    }
+
     private async Task<bool> ExecuteZeroingSequenceAsync(
         string testName,
         params (ushort CoilAddress, string ActionName)[] zeroingActions)
@@ -3249,10 +3434,7 @@ public sealed class MainWindowViewModel : ObservableObject
         try
         {
             Log.Warning("轴向测试触发自动停止：{Status}，位移 {Displacement}，轴向力 {AxialForce}", status, _relativeDisplacement, GetScaledAxialForce());
-            if (await PulsePlcAsync(AxialStopCoil, "轴向保护停止"))
-            {
-                StopDisplacementTest(status);
-            }
+            await StopDisplacementControlAsync(status, "轴向保护停止");
         }
         finally
         {
@@ -3260,21 +3442,59 @@ public sealed class MainWindowViewModel : ObservableObject
         }
     }
 
+    private async Task<bool> StopDisplacementControlAsync(string status, string actionName)
+    {
+        if (!_isDisplacementRunning)
+        {
+            return true;
+        }
+
+        _isConfirmingDisplacementStop = true;
+        try
+        {
+            StatusText = $"{actionName}指令已发送，正在确认 PLC 轴向使能断开。";
+            if (!await SendStopAndConfirmAsync(AxialStopCoil, AxialEnabledCoil, actionName))
+            {
+                DisplacementTestButtonText = "停止未确认";
+                StatusText = $"{actionName}未确认，现场运行状态未知；请检查设备并再次点击停止。";
+                return false;
+            }
+
+            StopDisplacementTest(status);
+            return true;
+        }
+        finally
+        {
+            _isConfirmingDisplacementStop = false;
+        }
+    }
+
     private void StopDisplacementTest(string status)
     {
-        if (!_isDisplacementRunning && _finalDisplacement.HasValue)
+        if (!_isDisplacementRunning)
         {
             UpdateDisplacementDisplay();
             return;
         }
 
         _isDisplacementRunning = false;
+        _axialDisabledPollCount = 0;
         DisplacementTestButtonText = "测试";
+        if (_isDisplacementStartupUncertain)
+        {
+            _isDisplacementStartupUncertain = false;
+            StatusText = status;
+            UpdateDisplacementDisplay();
+            Log.Warning("轴向启动未确认状态已解除：{Status}", status);
+            return;
+        }
+
         _finalDisplacement = Math.Abs(_axialSampleDifference) > 0.000001 ? _axialSampleDifference : _relativeDisplacement;
         _finalAxialForce = GetScaledAxialForce();
         FinalizeDisplacementRun(status);
         PersistCurrentPayloadSnapshot("轴向测试停止");
         UpdateDisplacementDisplay();
+        StatusText = status;
         Log.Information("轴向测试停止：{Status}，最终位移 {FinalDisplacement}，最终轴向力 {FinalAxialForce}", status, _finalDisplacement, _finalAxialForce);
     }
 
@@ -3345,10 +3565,7 @@ public sealed class MainWindowViewModel : ObservableObject
         try
         {
             Log.Warning("转速/扭矩测试触发自动停止：{Status}，位移 {Displacement}，转速 {Speed}，扭矩 {Torque}", status, _speedTorqueDisplacement, _realtimeSpeed, GetScaledTorque());
-            if (await PulsePlcAsync(SpeedTorqueStopCoil, "转速/扭矩保护停止"))
-            {
-                await StopSpeedTorqueTestAsync(status);
-            }
+            await StopSpeedTorqueControlAsync(status, "转速/扭矩保护停止");
         }
         finally
         {
@@ -3356,30 +3573,60 @@ public sealed class MainWindowViewModel : ObservableObject
         }
     }
 
+    private async Task<bool> StopSpeedTorqueControlAsync(string status, string actionName)
+    {
+        if (!_isSpeedTorqueRunning)
+        {
+            return true;
+        }
+
+        _isConfirmingSpeedTorqueStop = true;
+        try
+        {
+            StatusText = $"{actionName}指令已发送，正在确认 PLC 扭矩使能断开。";
+            if (!await SendStopAndConfirmAsync(SpeedTorqueStopCoil, SpeedTorqueEnabledCoil, actionName))
+            {
+                SpeedTorqueTestButtonText = "停止未确认";
+                StatusText = $"{actionName}未确认，现场运行状态未知；请检查设备并再次点击停止。";
+                return false;
+            }
+
+            await StopSpeedTorqueTestAsync(status);
+            return true;
+        }
+        finally
+        {
+            _isConfirmingSpeedTorqueStop = false;
+        }
+    }
+
     private async Task StopSpeedTorqueTestAsync(string status)
     {
-        if (!TryGetRealtimeSpeed(out double speed) || !TryGetRealtimeTorque(out double torque))
+        if (!_isSpeedTorqueRunning)
         {
-            _isSpeedTorqueRunning = false;
-            _isSpeedTorqueCompletionArmed = false;
-            _hasLoggedStaleSpeedTorqueDone = false;
-            SpeedTorqueTestButtonText = "测试";
             UpdateSpeedTorqueDisplay();
             return;
         }
 
         _isSpeedTorqueRunning = false;
-        _isSpeedTorqueCompletionArmed = false;
-        _hasLoggedStaleSpeedTorqueDone = false;
+        _speedTorqueDisabledPollCount = 0;
         SpeedTorqueTestButtonText = "测试";
-        _realtimeSpeed = speed;
-        _realtimeTorque = torque;
-        _finalSpeed = speed;
+        if (_isSpeedTorqueStartupUncertain)
+        {
+            _isSpeedTorqueStartupUncertain = false;
+            StatusText = status;
+            UpdateSpeedTorqueDisplay();
+            Log.Warning("转速/扭矩启动未确认状态已解除：{Status}", status);
+            return;
+        }
+
+        _finalSpeed = _realtimeSpeed;
         _finalTorque = GetScaledTorque();
         _finalSpeedTorqueDisplacement = _speedTorqueDisplacement;
         FinalizeSpeedTorqueRun(status);
         PersistCurrentPayloadSnapshot("转速/扭矩测试停止");
         UpdateSpeedTorqueDisplay();
+        StatusText = status;
         Log.Information("转速/扭矩测试停止：{Status}，最终位移 {FinalDisplacement}，最终转速 {FinalSpeed}，最终扭矩 {FinalTorque}，通气阀保持手动控制", status, _finalSpeedTorqueDisplacement, _finalSpeed, _finalTorque);
 
         await ShowSpeedTorqueEndWarningsAsync();
@@ -3983,7 +4230,8 @@ public sealed class MainWindowViewModel : ObservableObject
 
     private bool HasActiveRuns()
     {
-        return _activeDisplacementRun is not null
+        return HasActiveControlRun()
+            || _activeDisplacementRun is not null
             || _activeSpeedTorqueRun is not null
             || _activeNoLoadSpeedRun is not null;
     }