diff --git a/simulation.py b/simulation.py
index d78b9bb..155c418 100644
--- a/simulation.py
+++ b/simulation.py
@@ -908,8 +908,6 @@ def run_simulation(name: str, simulation_type: str, modify_pattern_start_time: s
     node_result = output.node_results()
     link_result = output.link_results()
     
-    # os.remove(tmp_file)
-
     # link_flow = []
     # for link in link_result:
     #     link_flow.append(link['result'][-1]['flow'])
@@ -929,6 +927,9 @@ def run_simulation(name: str, simulation_type: str, modify_pattern_start_time: s
 
     print("after store result")
 
+    del output
+    os.remove(tmp_file)
+
 
 if __name__ == "__main__":
     # 计算前，获取scada_info中的信息，按照设定的方法修改pg数据库