diff --git a/mh-system/src/main/java/com/mh/system/service/overview/impl/ProOverviewServiceImpl.java b/mh-system/src/main/java/com/mh/system/service/overview/impl/ProOverviewServiceImpl.java
index 2fd796f..331422a 100644
--- a/mh-system/src/main/java/com/mh/system/service/overview/impl/ProOverviewServiceImpl.java
+++ b/mh-system/src/main/java/com/mh/system/service/overview/impl/ProOverviewServiceImpl.java
@@ -380,6 +380,9 @@ public class ProOverviewServiceImpl implements IProOverviewService {
 
         // 查询日表，求出匹配accumulatedHeat集合
         BigDecimal hourData = overviewMapper.queryHourData(accumulatedHeat, "data_hour"+DateUtils.getDate().substring(0, 4), DateUtils.getDate());
+        if (hourData == null) {
+            hourData = BigDecimal.ZERO;
+        }
 
         result.put("instantaneousHeatSum", instantaneousHeatSum);
         result.put("accumulatedHeatSum", accumulatedHeatSum);
@@ -427,6 +430,9 @@ public class ProOverviewServiceImpl implements IProOverviewService {
                 .reduce(BigDecimal.ZERO, BigDecimal::add);
 
         BigDecimal hourData = overviewMapper.queryHourData(accumulatedHeat, "data_hour"+DateUtils.getDate().substring(0, 4), DateUtils.getDate());
+        if (hourData == null) {
+            hourData = BigDecimal.ZERO;
+        }
 
         result.put("instantaneousHeatSum", instantaneousHeatSum);
         result.put("accumulatedHeatSum", accumulatedHeatSum);