diff --git a/ems-system/src/main/resources/mapper/ems/EmsBatteryDataMapper.xml b/ems-system/src/main/resources/mapper/ems/EmsBatteryDataMapper.xml
index 263c76e..29172e4 100644
--- a/ems-system/src/main/resources/mapper/ems/EmsBatteryDataMapper.xml
+++ b/ems-system/src/main/resources/mapper/ems/EmsBatteryDataMapper.xml
@@ -178,17 +178,17 @@
     </select>
 
     <select id="getAllBatteryDataByClusterId" resultType="com.xzzn.ems.domain.vo.BatteryDataStatsListVo">
-        SELECT  t.update_time as updateTime, t.voltage,  t.temperature,
+        SELECT  t.data_timestamp as updateTime, t.voltage,  t.temperature,
                 t.soc,  t.soh,  t.device_id as deviceId
         FROM  ems_battery_data t
-        JOIN ( SELECT  device_id, MAX(update_time) AS max_update_time
+        JOIN ( SELECT  device_id, MAX(data_timestamp) AS max_update_time
                 FROM  ems_battery_data
                 WHERE site_id = #{siteId}
                  <if test="clusterDeviceId != null and clusterDeviceId != ''">
                      and cluster_device_id = #{clusterDeviceId}
                 </if>
                 GROUP BY  device_id
-        ) latest  ON   t.device_id = latest.device_id  AND t.update_time = latest.max_update_time
+        ) latest  ON   t.device_id = latest.device_id  AND t.data_timestamp = latest.max_update_time
         WHERE  t.site_id = #{siteId}
         <if test="clusterDeviceId != null and clusterDeviceId != ''">
             and t.cluster_device_id = #{clusterDeviceId}