diff --git a/Ems.CollectService.Analysis/BufferAnalysis.cs b/Ems.CollectService.Analysis/BufferAnalysis.cs
index 127dad0..7c679db 100644
--- a/Ems.CollectService.Analysis/BufferAnalysis.cs
+++ b/Ems.CollectService.Analysis/BufferAnalysis.cs
@@ -81,7 +81,7 @@ namespace Ems.CollectService.Analysis
                 {
                     var clients = tcpService.GetClients();
                     var info = clients.Where(x => x.ID == clientIdStr).ToList();
-                    if (info.Count > 0)
+                    /*if (info.Count > 0)
                     {
                         logger.Trace($"客户端：{client.ID}；地址：{client.GetIPPort()}；已存在连接信息，主动断开已有连接");
                         foreach (var item in info)
@@ -89,7 +89,7 @@ namespace Ems.CollectService.Analysis
                             item.Close();
                             logger.Trace($"客户端：{item.ID}；地址：{item.GetIPPort()}；已断开");
                         }
-                    }
+                    }*/
                     if (client.ID != clientIdStr)
                     {
                         client.ResetID(clientIdStr);
@@ -154,9 +154,12 @@ namespace Ems.CollectService.Analysis
                 if(SendMessageAsync(client, SendMessagePackInfo))
                 {
                     logger.Debug($"向客户端：{client.ID}；地址：{client.GetIPPort()}；回复心跳指令成功");
-                    Thread.Sleep(500);
-                    bool isRes = SendTimeSyncToClient(client, SendMessagePackInfo);
-                    logger.Info($"向客户端：{client.ID}；地址：{client.GetIPPort()}；发送校时指令{(isRes ? "成功":"失败")}");
+                    if (client.ID.Contains("450063"))
+                    {
+                        Thread.Sleep(500);
+                        bool isRes = SendTimeSyncToClient(client, SendMessagePackInfo);
+                        logger.Info($"向客户端：{client.ID}；地址：{client.GetIPPort()}；发送校时指令{(isRes ? "成功":"失败")}");
+                    }
                     return true;
                 }
                 else
@@ -277,7 +280,7 @@ namespace Ems.CollectService.Analysis
                                 if (double.IsNaN(f_UA))
                                 {
                                     //此处判断a为NaN
-                                    recordDnbInstant.vA = appConfig.virtualValue;
+                                    recordDnbInstant.vA = 0;
                                 }
                                 else
                                 {
@@ -388,7 +391,8 @@ namespace Ems.CollectService.Analysis
                                 if (double.IsNaN(f_ZXYGZ))
                                 {
                                     //此处判断a为NaN
-                                    recordDnbInstant.zxyg = 0;
+                                    //recordDnbInstant.zxyg = 0;
+                                    recordDnbInstant.zxyg = appConfig.virtualValue;
                                 }
                                 else
                                 {
@@ -474,7 +478,7 @@ namespace Ems.CollectService.Analysis
 
                         if (appConfig.virtualFlag)
                         {
-                            if (recordDnbInstant.vA != appConfig.virtualValue)
+                            if (recordDnbInstant.zxyg != appConfig.virtualValue)
                             {
                                 var info = SqlSugarHelper.Db.Insertable<RecordDnbInstant>(recordDnbInstant).ExecuteCommand();
                                 if (info > 0)
@@ -490,7 +494,7 @@ namespace Ems.CollectService.Analysis
                         else
                         {
 
-                            recordDnbInstant.vA = recordDnbInstant.vA == appConfig.virtualValue ? 0 : recordDnbInstant.vA;
+                            recordDnbInstant.zxyg = recordDnbInstant.zxyg == appConfig.virtualValue ? 0 : recordDnbInstant.zxyg;
 
                             var info = SqlSugarHelper.Db.Insertable<RecordDnbInstant>(recordDnbInstant).ExecuteCommand();
                             if (info > 0)