[1]金旭炜,蒋尧,葛红斌,等.160km/h城际铁路地下车站屏蔽门列车风压数值分析[J].高速铁路技术,2023,14(06):1-6.[doi:10.12098/j.issn.1674-8247.2023.06.001]
 JIN Xuwei,JIANG Yao,GE Hongbin,et al.Numerical Analysis of Train-induced Wind Pressure on Platform Screen Doors in Underground Station of 160km/h Intercity Railway[J].HIGH SPEED RAILWAY TECHNOLOGY,2023,14(06):1-6.[doi:10.12098/j.issn.1674-8247.2023.06.001]
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160km/h城际铁路地下车站屏蔽门列车风压数值分析()
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《高速铁路技术》[ISSN:1674-8247/CN:51-1730/U]

卷:
14卷
期数:
2023年06期
页码:
1-6
栏目:
出版日期:
2023-12-30

文章信息/Info

Title:
Numerical Analysis of Train-induced Wind Pressure on Platform Screen Doors in Underground Station of 160km/h Intercity Railway
文章编号:
1674-8247(2023)06-0001-06
作者:
金旭炜1蒋尧1葛红斌2黄进芳2杨吉忠1李连秀2
1.中铁二院工程集团有限责任公司, 成都 610031;2.福建兆翔机场建设有限公司, 厦门 361000
Author(s):
JIN Xuwei1JIANG Yao1GE Hongbin2HUANG Jinfang2YANG Jizhong1LI Lianxiu2
1.China Railway Eryuan Engineering Group Co. ,Ltd. ,Chengdu 610031 ,China;2.Fujian Panport Airport Construction Co. ,Ltd. ,Xiamen 361000 ,China
关键词:
城际铁路地下车站站台屏蔽门快速过站气动荷载
Keywords:
intercity railwayunderground stationplatform screen doorfast passingaerodynamic load
分类号:
U231.4
DOI:
10.12098/j.issn.1674-8247.2023.06.001
文献标志码:
A
摘要:
为探明城际铁路地下站站台屏蔽门列车风压特性,提出合理的列车风压设计建议值,以某城际铁路地下站为依托,建立列车高速过站空气动力学效应数值仿真模型,计算了多种工况下站内流场,得出了站台屏蔽门风压基本特性及分布规律,分析了列车速度、到发线停靠车等对屏蔽门风压的影响。研究结果表明:(1)初始压力波和列车经过时站台屏蔽门表面均出现较大的压力波动,列车经过时更为剧烈;(2)由于站台屏蔽门和隔离墙的阻隔,不同位置的站台屏蔽门承受的风压存在差异,过站侧正线最大,同侧到发线次之,对侧正线和到发线最小;(3)需考虑过站列车速度、到发线停靠列车等因素的影响。研究成果可应用于城际铁路地下车站工程设计。
Abstract:
To ascertain the characteristics of train-induced wind pressure on the platform screen doors in underground station of intercity railway and propose reasonable design values for train-induced wind pressure,a numerical simulation model,based on an underground station of an actual intercity railway,was established for the aerodynamic effects when a train passes at high speed. The flow fields inside the station under a variety of conditions were calculated,revealing the basic characteristics and distribution patterns of wind pressure on the platform screen doors. The effects of train speed and the parking of train on the arrival and departure track on the wind pressure of the screen doors were examined. The study results show:(1)Significant pressure fluctuations occurred on the surface of platform screen doors when the initial pressure wave and the train passes,and more dramatic in the latter case. (2)Due to the barriering effect of the platform screen doors and partition walls,wind pressure on platform screen door varied at different locations,with the highest on the platform screen door of the main track at the platform side,followed by that on the platform screen door of the arrival and departure track on the same side,and the lowest on the platform screen doors of the main track and the arrival and departure track on the opposite side. (3)Factors such as the speed of passing train and the train parking on the arrival and departure track need to be considered. The findings of this study can be applied to the engineering design of underground train station of intercity railway.

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备注/Memo

备注/Memo:
收稿日期:2023-01-04
作者简介:金旭炜(1971-),男,教授级高级工程师。
更新日期/Last Update: 2023-12-30