diff --git a/Correlator/ViewModels/MainWindowViewModel.cs b/Correlator/ViewModels/MainWindowViewModel.cs
index 18139e5..0255b8b 100644
--- a/Correlator/ViewModels/MainWindowViewModel.cs
+++ b/Correlator/ViewModels/MainWindowViewModel.cs
@@ -1142,7 +1142,14 @@
 
             //声速
             var soundVelocity = _dataService.GetSoundVelocity(_materialName, Convert.ToInt32(_pipeDiameter));
+            if (soundVelocity == 0)
+            {
+                MessageBox.Show("声速错误，请检查管径和管径参数", "温馨提示", MessageBoxButton.OK, MessageBoxImage.Stop);
+                return false;
+            }
+
             SoundSpeed = soundVelocity.ToString();
+
             return true;
         }
 
@@ -1155,6 +1162,7 @@
         {
             try
             {
+                var startTime = DateTime.Now;
                 "MainWindowViewModel".WriteLog("开始计算");
                 var array = LazyCorrelator.Value.locating(
                     11,
@@ -1172,9 +1180,13 @@
                     RuntimeCache.WorkMode
                 );
                 e.Result = array;
+                var endTime = DateTime.Now;
+                var diffTime = Convert.ToInt32(Math.Abs((endTime - startTime).TotalSeconds));
+                Console.WriteLine($@"MATLAB计算时间是：{diffTime}秒");
             }
-            catch (Exception)
+            catch (Exception ex)
             {
+                Console.WriteLine(ex.StackTrace);
                 _runningTimer.Stop();
                 DialogHub.Get.DismissLoadingDialog();
 

diff --git a/Correlator/ViewModels/MainWindowViewModel.cs b/Correlator/ViewModels/MainWindowViewModel.cs
index 18139e5..0255b8b 100644
--- a/Correlator/ViewModels/MainWindowViewModel.cs
+++ b/Correlator/ViewModels/MainWindowViewModel.cs
@@ -1142,7 +1142,14 @@
 
             //声速
             var soundVelocity = _dataService.GetSoundVelocity(_materialName, Convert.ToInt32(_pipeDiameter));
+            if (soundVelocity == 0)
+            {
+                MessageBox.Show("声速错误，请检查管径和管径参数", "温馨提示", MessageBoxButton.OK, MessageBoxImage.Stop);
+                return false;
+            }
+
             SoundSpeed = soundVelocity.ToString();
+
             return true;
         }
 
@@ -1155,6 +1162,7 @@
         {
             try
             {
+                var startTime = DateTime.Now;
                 "MainWindowViewModel".WriteLog("开始计算");
                 var array = LazyCorrelator.Value.locating(
                     11,
@@ -1172,9 +1180,13 @@
                     RuntimeCache.WorkMode
                 );
                 e.Result = array;
+                var endTime = DateTime.Now;
+                var diffTime = Convert.ToInt32(Math.Abs((endTime - startTime).TotalSeconds));
+                Console.WriteLine($@"MATLAB计算时间是：{diffTime}秒");
             }
-            catch (Exception)
+            catch (Exception ex)
             {
+                Console.WriteLine(ex.StackTrace);
                 _runningTimer.Stop();
                 DialogHub.Get.DismissLoadingDialog();
 
diff --git a/Correlator/Views/MainWindow.xaml.cs b/Correlator/Views/MainWindow.xaml.cs
index d68fc3e..fac0947 100644
--- a/Correlator/Views/MainWindow.xaml.cs
+++ b/Correlator/Views/MainWindow.xaml.cs
@@ -82,6 +82,7 @@
             {
                 Application.Current.Dispatcher.BeginInvoke(DispatcherPriority.Normal, new Action(delegate
                 {
+                    var startTime = DateTime.Now;
                     "MainWindow".WriteLog("开始渲染计算结果");
                     //最大相关系数  
                     var maxCorrelationCoefficient = Convert.ToDouble(array[3].ToString());
@@ -99,6 +100,9 @@
                     );
                     ScottplotView.Plot.AxisAuto();
                     ScottplotView.Refresh();
+                    var endTime = DateTime.Now;
+                    var diffTime = Convert.ToInt32(Math.Abs((endTime - startTime).TotalSeconds));
+                    Console.WriteLine($@"渲染结果共花费：{diffTime}秒");
                 }));
             });