diff --git a/SlnMesnac.Plc/PlcPool.cs b/SlnMesnac.Plc/PlcPool.cs
index 1b523fd..476857b 100644
--- a/SlnMesnac.Plc/PlcPool.cs
+++ b/SlnMesnac.Plc/PlcPool.cs
@@ -39,26 +39,16 @@ namespace SlnMesnac.Plc
             }
             _logger.LogInformation("HslCommunication 11.8.1.0激活成功");
 
-            try
+            if (_appConfig.plcConfig != null)
             {
-                if (_appConfig.plcConfig != null)
-                {
-                    Task.Run(() =>
-                    {
-                        foreach (var item in _appConfig.plcConfig)
-                        {
-                            AddPlc(item.plcType, item.plcIp, item.plcPort, item.plcKey);
-                        }
-                    });
-                }
-                else
+                foreach (var item in _appConfig.plcConfig)
                 {
-                    _logger.LogInformation("PLC配置信息为空");
+                    AddPlc(item.plcType, item.plcIp, item.plcPort, item.plcKey);
                 }
             }
-            catch (Exception e)
+            else
             {
-                _logger.LogError($"PLC初始化连接异常：{e.Message}");
+                _logger.LogInformation("PLC配置信息为空");
             }
         }
 
@@ -71,41 +61,48 @@ namespace SlnMesnac.Plc
         /// <param name="key"></param>
         public void AddPlc(string plcType, string ip, int port, string key)
         {
-            PlcAbsractFactory _plc = null;
-            switch (plcType)
-            {
-                case "InovancePlc":
-                    _plc = _inovance;
-                    break;
-                case "MelsecBinaryPlc":
-                    _plc = _melsecBinary;
-                    break;
-                case "OmronNJPlc":
-                    _plc = _omronNj;
-                    break;
-                case "SiemensPlc":
-                    _plc = _siemens;
-                    break;
-                default:
-                    break;
-            }
-            var connectResult = _plc.Connect(ip, port);
-            if (connectResult)
+            try
             {
-                _logger.LogInformation($"PLC：{ip}:{port};连接成功，时间：{DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss")}");
-                keyValuePairs.Add(key, _plc);
-                if (!keyValuePairs.ContainsKey(key))
+                PlcAbsractFactory _plc = null;
+                switch (plcType)
+                {
+                    case "InovancePlc":
+                        _plc = _inovance;
+                        break;
+                    case "MelsecBinaryPlc":
+                        _plc = _melsecBinary;
+                        break;
+                    case "OmronNJPlc":
+                        _plc = _omronNj;
+                        break;
+                    case "SiemensPlc":
+                        _plc = _siemens;
+                        break;
+                    default:
+                        break;
+                }
+                var connectResult = _plc.Connect(ip, port);
+                if (connectResult)
                 {
+                    _logger.LogInformation($"PLC：{ip}:{port};连接成功，时间：{DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss")}");
                     keyValuePairs.Add(key, _plc);
+                    if (!keyValuePairs.ContainsKey(key))
+                    {
+                        keyValuePairs.Add(key, _plc);
+                    }
+                    else
+                    {
+                        keyValuePairs[key] = _plc;
+                    }
                 }
                 else
                 {
-                    keyValuePairs[key] = _plc;
+                    _logger.LogInformation($"PLC：{ip}:{port};连接失败，时间：{DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss")}");
                 }
             }
-            else
+            catch (Exception e)
             {
-                _logger.LogInformation($"PLC：{ip}:{port};连接失败，时间：{DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss")}");
+                _logger.LogError($"PLC初始化连接异常：{e.Message}");
             }
         }