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Numerical simulation of steady wind flow around high buildings
Author(s): 
Pages: 118-120
Year: Issue:  4
Journal: REFRIGERATION & AIR CONDITIONING

Keyword:  计算流体动力学UDF高层建筑数值模拟;
Abstract: 通过对高层建筑周围定常风场的数值模拟与原型试验结果的比较,分析了在进行数值模拟时,入口边界条件和湍流模型等因素对计算结果的影响.模拟结果表明,入口边界条件和湍流模型均对模拟结果具有较大影响.其中,入口边界条件中速度分布对计算结果的影响大于湍流强度分布对计算结果的影响,而RNGk-ε湍流模型的计算精度优于标准k-ε湍流模型.
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