diff --git a/src/main/java/com/hisense/monitormanage/controller/Controller.java b/src/main/java/com/hisense/monitormanage/controller/Controller.java
index 29f38af..29bdc66 100644
--- a/src/main/java/com/hisense/monitormanage/controller/Controller.java
+++ b/src/main/java/com/hisense/monitormanage/controller/Controller.java
@@ -389,8 +389,9 @@ public class Controller {
     //获取最新的实时客流列表，从表获取
     @GetMapping("listPassengerFlow")
     @ApiOperation("获取最新的实时客流列表，从表获取,热力图")
-    public List<PassengerFlow> listPassengerFlow(){
-        List<PassengerFlow> list = passengerFlowService.listPassengerFlow();
+    @ApiImplicitParam(name="timeId",value = "时间点",required = false,paramType = "query",dataType = "string")
+    public List<PassengerFlow> listPassengerFlow(@RequestParam(value="timeId",required = false,defaultValue = "1970000000") String timeId){
+        List<PassengerFlow> list = passengerFlowService.listPassengerFlow(timeId);
         return list;
     }
 
diff --git a/src/main/java/com/hisense/monitormanage/service/PassengerFlowService.java b/src/main/java/com/hisense/monitormanage/service/PassengerFlowService.java
index 5298a68..7780429 100644
--- a/src/main/java/com/hisense/monitormanage/service/PassengerFlowService.java
+++ b/src/main/java/com/hisense/monitormanage/service/PassengerFlowService.java
@@ -106,13 +106,17 @@ public class PassengerFlowService {
         return list;
     }
     //从表中获取最新的实时客流
-    public List<PassengerFlow> listPassengerFlow(){
-        PassengerFlow passengerFlow = passengerFlowMapper.getByMaxId();
-        String timeId = passengerFlow.getTimeId();
-
+    public List<PassengerFlow> listPassengerFlow(String timeId){
+        List<PassengerFlow> lists  = new ArrayList<>();
+        long longTimeId = Long.valueOf(timeId);
+        if(longTimeId == 1970000000){
+            PassengerFlow passengerFlow = passengerFlowMapper.getByMaxId();
+            timeId = passengerFlow.getTimeId();
+        }
         QueryWrapper<PassengerFlow> wrapper = new QueryWrapper<>();
         wrapper.eq("time_id",timeId);
-        List<PassengerFlow> lists = passengerFlowMapper.selectList(wrapper);
+        lists = passengerFlowMapper.selectList(wrapper);
+
         return lists;
     }
     @Scheduled(cron = "0 31 10-22/1 * * ? ")