介绍利用风洞研究重气烟羽扩散特征以及围墙和树对其影响.实验使用的源是地面上的圆形面源.通过实验,提出了基于"变形源"假设的重气烟羽扩散物理过程;发现围墙在低Froude数下对重气烟羽有阻挡作用,而树对重气没有阻挡作用,但对"变形源"的形状有影响;从对危险气体的防护角度看,对测量范围的围墙外,围墙的防护效果明显,而围墙外加树与否影响不大.0327-32
The concentration fields in the proximities of a local gas emission source are experimentally analyz...
The short range dispersion in the atmosphere of buoyant gases, such as hot air or natural gas, may b...
Computational fluid dynamics (CFD) approach is applied to investigate heavy gas dispersion in the at...
将重气连续泄漏的风洞模拟实验结果与SLAB重气扩散模型的预测结果进行了对比,分析了实验结果与模型预测结果的一致性,剖析了重气连续扩散的特点,特别是风速对重气连续泄漏扩散的影响,提出了在风洞模拟实验及扩...
北京商务中心区(Central Business District,CBD)规划于故宫东部约5 km地带,涵盖面积约4 km2,最高建筑物超过300 m.采用风洞刷蚀技术结合朝阳气象站常规资料对CBD...
SIGLEAvailable from British Library Lending Division - LD:7623.47(OUEL--1546/84) / BLDSC - British L...
CER81-82DEN-RNM25.March 1982.Accompanying appendix has title: Data appendix to The behavior of LNG v...
报道关于高温燃气自由喷流(热喷流)、燃气喷流/主流干扰流对气动热环境影响的实验研究结果.其意义在于:抽象出高超声速飞行器实际飞行时燃气喷流及其干扰流的物理模型,为高超声速飞行器防热需求提供实验依据.实...
介绍北京植物园园址的风特性模拟和新建大型热带植物温室表面风压分布的风洞实验结果.证明园址受樱桃沟谷底下洗气流影响产生局部强风区的机制,给出在不同风向下,大型温室顶部的平均风压和脉动风压均方根值分布的变...
A crescente demanda mundial por energia, o aumento da produção industrial mundial e o efeito estufa ...
A crescente demanda mundial por energia, o aumento da produção industrial mundial e o efeito estufa ...
对一种新型扬尘方法在垂直管道中形成的扬尘湍流特性进行了测量,在此基础上,观察和测量了玉米粉尘火焰向上传播的过程,讨论了湍流对火焰特性的影响.新方法产生的扬尘湍流强度相当低,随时间衰减缓慢,扬尘湍流的积...
A crescente demanda mundial por energia, o aumento da produção industrial mundial e o efeito estufa ...
Air quality is a growing concern for the health of the global population living in large urban centr...
The short range dispersion in the atmosphere of buoyant gases, such as hot air or natural gas, may b...
The concentration fields in the proximities of a local gas emission source are experimentally analyz...
The short range dispersion in the atmosphere of buoyant gases, such as hot air or natural gas, may b...
Computational fluid dynamics (CFD) approach is applied to investigate heavy gas dispersion in the at...
将重气连续泄漏的风洞模拟实验结果与SLAB重气扩散模型的预测结果进行了对比,分析了实验结果与模型预测结果的一致性,剖析了重气连续扩散的特点,特别是风速对重气连续泄漏扩散的影响,提出了在风洞模拟实验及扩...
北京商务中心区(Central Business District,CBD)规划于故宫东部约5 km地带,涵盖面积约4 km2,最高建筑物超过300 m.采用风洞刷蚀技术结合朝阳气象站常规资料对CBD...
SIGLEAvailable from British Library Lending Division - LD:7623.47(OUEL--1546/84) / BLDSC - British L...
CER81-82DEN-RNM25.March 1982.Accompanying appendix has title: Data appendix to The behavior of LNG v...
报道关于高温燃气自由喷流(热喷流)、燃气喷流/主流干扰流对气动热环境影响的实验研究结果.其意义在于:抽象出高超声速飞行器实际飞行时燃气喷流及其干扰流的物理模型,为高超声速飞行器防热需求提供实验依据.实...
介绍北京植物园园址的风特性模拟和新建大型热带植物温室表面风压分布的风洞实验结果.证明园址受樱桃沟谷底下洗气流影响产生局部强风区的机制,给出在不同风向下,大型温室顶部的平均风压和脉动风压均方根值分布的变...
A crescente demanda mundial por energia, o aumento da produção industrial mundial e o efeito estufa ...
A crescente demanda mundial por energia, o aumento da produção industrial mundial e o efeito estufa ...
对一种新型扬尘方法在垂直管道中形成的扬尘湍流特性进行了测量,在此基础上,观察和测量了玉米粉尘火焰向上传播的过程,讨论了湍流对火焰特性的影响.新方法产生的扬尘湍流强度相当低,随时间衰减缓慢,扬尘湍流的积...
A crescente demanda mundial por energia, o aumento da produção industrial mundial e o efeito estufa ...
Air quality is a growing concern for the health of the global population living in large urban centr...
The short range dispersion in the atmosphere of buoyant gases, such as hot air or natural gas, may b...
The concentration fields in the proximities of a local gas emission source are experimentally analyz...
The short range dispersion in the atmosphere of buoyant gases, such as hot air or natural gas, may b...
Computational fluid dynamics (CFD) approach is applied to investigate heavy gas dispersion in the at...
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