diff --git a/src/views/govern/device/control/index.vue b/src/views/govern/device/control/index.vue
index ee33792..04cb3b3 100644
--- a/src/views/govern/device/control/index.vue
+++ b/src/views/govern/device/control/index.vue
@@ -416,9 +416,11 @@ const eventRef: any = ref()
 const timer: any = ref()
 //tab点击事件
 const handleClick = async (tab?: any) => {
-    let activeName = ''
-    activeName = tab?.props.name ? tab?.props.name : deviceData.value.dataSetList[0].id
-    dataSet.value = activeName
+    //点击tab时更新dataSet最新值
+    if(tab&&tab.props&&tab.props.name&&dataSet.value!=tab.props.name){
+         dataSet.value = tab.props.name
+    }
+
     tableLoading.value = true
     //初始化点击tab隐藏实时录波、实时趋势、谐波频谱按钮
     realTimeFlag.value = false