| 风机与侧壁间距对轻轨区间隧道内气流流态的影响分析 |
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| 引用本文： | 张承宇,徐守彬,贺丽丽. 风机与侧壁间距对轻轨区间隧道内气流流态的影响分析[J]. 西南大学学报(自然科学版), 2011, 33(7) |
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| 作者姓名： | 张承宇 徐守彬 贺丽丽 |
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| 作者单位： | 后勤工程学院力学教研室; |
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| 基金项目： | 解放军后勤工程学院青年科研基金项目(YQ09-42204) |
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| 摘 要： | 轻轨区间隧道通风控制是城市公共安全的一个重要组成部分.在分析区间隧道射流通风特性的基础上,根据计算流体动力学理论,引入射流风机调压的综合影响系数,建立了隧道通风网络的数学模型,分析了轻轨区间隧道内射流风机与隧道侧壁间距对气流流态的影响,为轻轨区间隧道正常运营以及火灾等突发事故的控制和事故的应急处理提供科学依据.
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| 关 键 词： | 区间隧道 射流通风 综合影响系数 风机与侧壁间距 |
An Analysis of the Influence of the Distance Between Fans and the Tunnel Wall on the Air Flow State in Light Rail Transit Sector Tunnels |
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| ZHANG Cheng-yu,XU SHOU-bin,HE Li-li Mechanics Department,Logistical Engineering University,Chongqing ,China. An Analysis of the Influence of the Distance Between Fans and the Tunnel Wall on the Air Flow State in Light Rail Transit Sector Tunnels[J]. Journal of southwest university (Natural science edition), 2011, 33(7) |
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| Authors: | ZHANG Cheng-yu XU SHOU-bin HE Li-li Mechanics Department Logistical Engineering University Chongqing China |
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| Affiliation: | ZHANG Cheng-yu,XU SHOU-bin,HE Li-li Mechanics Department,Logistical Engineering University,Chongqing 401311,China |
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| Abstract: | Light rail tunnel ventilation control is an important component of urban public security.Based on an analysis of the tunnel jet ventilation properties and according to the computational fluid dynamics theory,jet fan comprehensive influence coefficients are introduced in this paper,a mathematical model of the tunnel ventilation network is established,and the influences of the distance between jet fans and the light rail tunnel wall on the air flow state are analyzed,so as to provide scientific guidance for t... |
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| Keywords: | sector tunnel jet ventilation comprehensive influence coefficient distance between the fans and the tunnel wall |
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