技术中心

北京地铁列车活塞风的实测与分析 【英文篇名】 Field test and analysis of piston action ventilation in Beijing underground railway system 【作者中文名】 王树刚; 江亿; 朱颖心; 【作者英文名】 By Wang Shugang; Jiang Yi and Zhu Yingxin; 【作者单位】 辽宁工程技术大学; 清华大学; 【文献出处】 暖通空调, HV 风速自记仪; 红外时间自记仪; 列车活塞风; 【英文关键词】 underground railway; recording anemometer; infrared timer; piston action induced ventilation; 【摘要】 为了研究列车活塞风对地铁热环境的影响，达到有效地利用和控制活塞风，改善地铁热环境状况的目的，对北京地铁列车从起动、加速、等速、减速到停止等各种运行情况进行了实测，总结出地铁隧道内列车活塞风和车站行人出入口处风速的变化规律。 【英文摘要】 In order to learn through study the influence of piston action induced ventilation on the underground thermal environment so as to control it and improve the environmental quality, a field test in Beijing underground railway system is conducted when a train start, accelerate, move in constant speed, decelerate and halt. Summarizes the regularity of variations of piston action induced ventilation in the tunnel and variations of velocity in station corridors.