diff --git a/ruoyi-common/ruoyi-common-redis/src/main/java/com/xhpc/common/redis/service/RedisService.java b/ruoyi-common/ruoyi-common-redis/src/main/java/com/xhpc/common/redis/service/RedisService.java
index ef9e689c..6b713228 100644
--- a/ruoyi-common/ruoyi-common-redis/src/main/java/com/xhpc/common/redis/service/RedisService.java
+++ b/ruoyi-common/ruoyi-common-redis/src/main/java/com/xhpc/common/redis/service/RedisService.java
@@ -1,11 +1,5 @@
 package com.xhpc.common.redis.service;
 
-import java.util.Collection;
-import java.util.Iterator;
-import java.util.List;
-import java.util.Map;
-import java.util.Set;
-import java.util.concurrent.TimeUnit;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.data.redis.core.BoundSetOperations;
 import org.springframework.data.redis.core.HashOperations;
@@ -13,6 +7,9 @@ import org.springframework.data.redis.core.RedisTemplate;
 import org.springframework.data.redis.core.ValueOperations;
 import org.springframework.stereotype.Component;
 
+import java.util.*;
+import java.util.concurrent.TimeUnit;
+
 /**
  * spring redis 工具类
  *
@@ -102,20 +99,29 @@ public class RedisService
      * @param collection 多个对象
      * @return
      */
-    public long deleteObject(final Collection collection)
-    {
+    public long deleteObject(final Collection collection) {
+
         return redisTemplate.delete(collection);
     }
 
+    /**
+     * 删除单个key下的某个值
+     *
+     * @param key
+     */
+    public void deleteSetVal(final String key, final Object val) {
+
+        redisTemplate.opsForSet().remove(key, val);
+    }
+
     /**
      * 缓存List数据
      *
-     * @param key 缓存的键值
+     * @param key      缓存的键值
      * @param dataList 待缓存的List数据
      * @return 缓存的对象
      */
-    public <T> long setCacheList(final String key, final List<T> dataList)
-    {
+    public <T> long setCacheList(final String key, final List<T> dataList) {
         Long count = redisTemplate.opsForList().rightPushAll(key, dataList);
         return count == null ? 0 : count;
     }
diff --git a/xhpc-modules/xhpc-power-pile/src/main/java/com/xhpc/pp/logic/RegisterLogic.java b/xhpc-modules/xhpc-power-pile/src/main/java/com/xhpc/pp/logic/RegisterLogic.java
index bee36709..7cefce17 100644
--- a/xhpc-modules/xhpc-power-pile/src/main/java/com/xhpc/pp/logic/RegisterLogic.java
+++ b/xhpc-modules/xhpc-power-pile/src/main/java/com/xhpc/pp/logic/RegisterLogic.java
@@ -1,7 +1,6 @@
 package com.xhpc.pp.logic;
 
 import com.xhpc.common.dto.ConnectorStatusInfo;
-import com.xhpc.pp.config.EarlierBeanConf;
 import com.xhpc.pp.tx.ServiceParameter;
 import com.xhpc.pp.tx.ServiceResult;
 import com.xhpc.pp.tx.logic.ServiceLogic;
@@ -12,6 +11,7 @@ import org.slf4j.LoggerFactory;
 import org.springframework.context.annotation.Lazy;
 import org.springframework.stereotype.Component;
 
+import java.util.Collection;
 import java.util.Map;
 import java.util.Set;
 
@@ -39,10 +39,10 @@ public class RegisterLogic implements ServiceLogic {
             log.info("pile not in whitelist ({}) ", pileNo);
             hexCode = ServiceResult.HEX_01;
             resultCode = ServiceResult.FAIL;
-        } else if (!EarlierBeanConf.ifcanreg(pileNo)) {
-            log.info("pile already registered ({}) ", pileNo);
-            hexCode = ServiceResult.HEX_01;
-            resultCode = ServiceResult.FAIL;
+//        } else if (!EarlierBeanConf.ifcanreg(pileNo)) { // not a stable reliable method
+//            log.info("pile already registered ({}) ", pileNo);
+//            hexCode = ServiceResult.HEX_01;
+//            resultCode = ServiceResult.FAIL;
         } else {
             String pkey = "pile:".concat(pileNo);
             Map<String, Object> cachePile = REDIS.getCacheMap(pkey);
@@ -60,7 +60,14 @@ public class RegisterLogic implements ServiceLogic {
                 cacheGun.put("statusInt", ConnectorStatusInfo.OFF_LINE);
                 cacheGun.put("svcSrv", localIPAndPort);
                 REDIS.setCacheMap(gunkey, cacheGun);
-                cachePileGunSvcSrv(gunkey);
+                String svcSrvKeyNew = "svcSrvGuns:".concat(getLocalIPAndPort());
+                cachePileGunSvcSrv(gunkey, svcSrvKeyNew);
+                final Collection<String> cacheSvcSrvKeys = REDIS.keys("svcSrvGuns:*");
+                for (String svcSrvKey : cacheSvcSrvKeys) {
+                    if (!svcSrvKey.equals(svcSrvKeyNew)) {
+                        REDIS.deleteSetVal(svcSrvKey, gunkey);
+                    }
+                }
             }
             log.info("pile (re)registered ({}) ", pileNo);
         }
@@ -71,12 +78,11 @@ public class RegisterLogic implements ServiceLogic {
         return new ServiceResult(HexUtils.toBytes(resultStr), resultCode);
     }
 
-    private void cachePileGunSvcSrv(String gunkey) {
+    private void cachePileGunSvcSrv(String gunkey, String svcSrvKey) {
 
-        String svcKey = "svcSrvGuns:".concat(getLocalIPAndPort());
-        Set<String> svcPileGuns = REDIS.getCacheSet(svcKey);
+        Set<String> svcPileGuns = REDIS.getCacheSet(svcSrvKey);
         svcPileGuns.add(gunkey);
-        REDIS.setCacheSet(svcKey, svcPileGuns);
+        REDIS.setCacheSet(svcSrvKey, svcPileGuns);
     }
 
 }
diff --git a/xhpc-modules/xhpc-power-pile/src/main/java/com/xhpc/pp/server/HBCheckTask.java b/xhpc-modules/xhpc-power-pile/src/main/java/com/xhpc/pp/server/HBCheckTask.java
index 4f2bd754..e54ef621 100644
--- a/xhpc-modules/xhpc-power-pile/src/main/java/com/xhpc/pp/server/HBCheckTask.java
+++ b/xhpc-modules/xhpc-power-pile/src/main/java/com/xhpc/pp/server/HBCheckTask.java
@@ -18,7 +18,6 @@ public class HBCheckTask {
     @Scheduled(fixedRate = 10000)
     protected void run() {
 
-        System.out.println("hbchk..");
         String svcSrvKey = "svcSrvGuns".concat(getLocalIPAndPort());
         List<String> cacheGunkeyList = REDIS.getCacheList(svcSrvKey);
         Long now = Calendar.getInstance().getTimeInMillis();