diff --git a/src/main/java/com/gunshi/project/hsz/service/StStbprpBService.java b/src/main/java/com/gunshi/project/hsz/service/StStbprpBService.java
index dc63594..2dd29ef 100644
--- a/src/main/java/com/gunshi/project/hsz/service/StStbprpBService.java
+++ b/src/main/java/com/gunshi/project/hsz/service/StStbprpBService.java
@@ -181,7 +181,7 @@ public class StStbprpBService extends ServiceImpl<StStbprpBMapper, StStbprpB> {
                 //累计溢洪量 = 上一条数据累计溢洪量 + 本条溢洪流量 * 2条数据之间的间隔
                 Instant curInstant = vo.getTm().toInstant();
                 Instant preInstant = voPrev.getTm().toInstant();
-                long timeDiffSeconds = Duration.between(curInstant, preInstant).getSeconds();
+                long timeDiffSeconds = Duration.between(preInstant, curInstant).getSeconds();
                 //TODO 或者改成60 * 60 .multiply(BigDecimal.valueOf(60 * 60))
                 BigDecimal qTotal = voPrev.getQtotal().add(vo.getFlowNum().multiply(BigDecimal.valueOf(timeDiffSeconds)));
                 vo.setQtotal(qTotal);
@@ -231,7 +231,9 @@ public class StStbprpBService extends ServiceImpl<StStbprpBMapper, StStbprpB> {
                 .between(StRsvrR::getTm, yearStart, now)
                 .orderByAsc(true, StRsvrR::getTm)
                 .list();
-
+        if(rsvrList.isEmpty()){
+            return vo;
+        }
         //获取水位流量关系
         List<StZqrlB> zqrlList = stZqrlBService.list();
         zqrlList.sort(Comparator.comparing(StZqrlB::getZ));
diff --git a/src/main/java/com/gunshi/project/hsz/service/StZvarlBService.java b/src/main/java/com/gunshi/project/hsz/service/StZvarlBService.java
index 2943804..e9c79d9 100644
--- a/src/main/java/com/gunshi/project/hsz/service/StZvarlBService.java
+++ b/src/main/java/com/gunshi/project/hsz/service/StZvarlBService.java
@@ -155,8 +155,8 @@ public class StZvarlBService extends ServiceImpl<StZvarlBMapper, StZvarlB> {
         BigDecimal xDiff = x.subtract(x1);
         BigDecimal product = slope.multiply(xDiff);
 
-        // 计算最终结果: y1 + product
-        return y1.add(product);
+        // 计算最终结果: y1 + product，并设置小数位数和舍入模式
+        return y1.add(product).setScale(3, RoundingMode.HALF_UP);
     }
 
 }
diff --git a/src/main/resources/mapper/StPptnRHMapper.xml b/src/main/resources/mapper/StPptnRHMapper.xml
index 90ee009..ac6fee2 100644
--- a/src/main/resources/mapper/StPptnRHMapper.xml
+++ b/src/main/resources/mapper/StPptnRHMapper.xml
@@ -10,7 +10,6 @@
 
     <select id="queryRzList" resultType="com.gunshi.project.hsz.entity.vo.StRzVo">
         select tm,rz from public.st_rsvr_r where tm <![CDATA[>=]]> #{start} and tm <![CDATA[<]]> #{end}
-        and TRIM(TO_CHAR(tm, 'MI:SS')) = '00:00'
         and stcd = (select stcd from public.att_res_base where res_code = '42118130001')
         order by tm asc
     </select>
@@ -43,7 +42,7 @@
 
     <select id="queryDayRz" resultType="com.gunshi.project.hsz.model.StPptnRD">
         select tm,rz as drp,TO_CHAR(tm, 'DD') as day,TO_CHAR(tm, 'MM') as month from public.st_rsvr_r where TO_CHAR(tm, 'YYYY') = #{year}
-        and TRIM(TO_CHAR(tm, 'HH24:MI')) = '08:00'
+        and TRIM(TO_CHAR(tm, 'HH24')) = '08'
         and stcd = (select stcd from public.att_res_base where res_code = '42118130001')
         order by tm asc
     </select>