diff --git a/simulation.py b/simulation.py
index 888d47c..150e869 100644
--- a/simulation.py
+++ b/simulation.py
@@ -999,7 +999,7 @@ def run_simulation(name: str, simulation_type: str, modify_pattern_start_time: s
 
     # 运行并返回结果
     result = run_project(name_c)
-    print(f'Simulation result : ' + result)
+    # print(f'Simulation result : ' + result)
 
     time_cost_end = time.perf_counter()
     print('{} -- Hydraulic simulation finished, cost time: {:.2f} s.'.format(
@@ -1008,7 +1008,8 @@ def run_simulation(name: str, simulation_type: str, modify_pattern_start_time: s
 
     close_project(name_c)
 
-    print(name_c)
+    time.sleep(30)  # wait 30 seconds
+    
     output = Output(f"./temp/{name_c}.db.out")
     node_result = output.node_results()
     link_result = output.link_results()