diff --git a/src/main/java/com/xydl/cac/serialport/SerialPortServer.java b/src/main/java/com/xydl/cac/serialport/SerialPortServer.java
index 795f1f2..0cd89d7 100644
--- a/src/main/java/com/xydl/cac/serialport/SerialPortServer.java
+++ b/src/main/java/com/xydl/cac/serialport/SerialPortServer.java
@@ -10,16 +10,18 @@ import org.springframework.stereotype.Service;
 import javax.annotation.PreDestroy;
 import java.util.ArrayList;
 import java.util.Arrays;
-import java.util.Iterator;
 import java.util.List;
-import java.util.regex.Pattern;
 
 @Service
 @Slf4j
 public class SerialPortServer {
 
+    @Value("${cac.warnport.name}")
+    public String portname;
+
     @Value("${cac.warnport.intervaltime:60}")
     public Integer intervaltime;
+
     @Value("${cac.warnport.warntime:5}")
     public Integer warntime;
 
@@ -40,7 +42,7 @@ public class SerialPortServer {
                     log.info("获取串口: " + port.getSystemPortName());
                     String systemPortName = port.getSystemPortName();
                     if (systemPortName != null) {
-                        if (systemPortName.startsWith("ttyCH341")) {
+                        if (systemPortName.startsWith(portname)) {
                             currentPort = port;
                             log.info("获取到硬接点告警串口: " + port.getSystemPortName());
                         }
@@ -50,7 +52,6 @@ public class SerialPortServer {
         } else {
             log.error("硬接点串口存在！");
         }
-
     }
 
     public void closeSerialPort() {
@@ -77,10 +78,12 @@ public class SerialPortServer {
                     } else {
                         if (l - LastWarningTime <= (intervaltime * 1000)) {
                             started = false;
+                            log.info("告警频繁，取消告警！");
                             return;
                         }
                     }
                     LastWarningTime = l;
+                    log.info("开始发送告警！");
                     port.writeBytes(openbuffer, openbuffer.length);
                     int seconds = 0;
                     while (StaticVariable.shutdown == 0 && seconds < warntime) {
@@ -90,10 +93,13 @@ public class SerialPortServer {
                         } catch (Exception ignore) {
                         }
                     }
+                    log.info("开始关闭告警！");
                     port.writeBytes(stopbuffer, stopbuffer.length);
+
                 }
             }
             started = false;
+            closeSerialPort();
         }
     }