diff --git a/hzims-service/hzims-scheduled/src/main/java/com/hnac/hzims/scheduled/service/operation/home/impl/RealTargetServiceImpl.java b/hzims-service/hzims-scheduled/src/main/java/com/hnac/hzims/scheduled/service/operation/home/impl/RealTargetServiceImpl.java
index 67f90ce..e58bb87 100644
--- a/hzims-service/hzims-scheduled/src/main/java/com/hnac/hzims/scheduled/service/operation/home/impl/RealTargetServiceImpl.java
+++ b/hzims-service/hzims-scheduled/src/main/java/com/hnac/hzims/scheduled/service/operation/home/impl/RealTargetServiceImpl.java
@@ -1274,7 +1274,7 @@ public class RealTargetServiceImpl implements RealTargetService {
 		calendar.add(Calendar.MONTH, -calendar.get(Calendar.MONTH));
 		String start = DateUtil.format(calendar.getTime(),DateUtil.PATTERN_DATE) + " 00:00:00";
 		// 存储数据map ：<站点id,<月份,发电量>>
-		Map<Long, Map<String, Float>> powerMap = new CopyOnWriteMap<>();
+		Map<Long, Map<String, Float>> powerMap = new ConcurrentHashMap <>();
 		// 将站点切割
 		int limit = countStep(stations.size());
 		List<List<StationEntity>> limits = Stream.iterate(0, n -> n + 1).limit(limit).parallel().map(a -> stations.stream().skip((long) a * 3).limit(3).parallel().collect(Collectors.toList())).collect(Collectors.toList());