微通道内气体流动的三维效应

工程热物理学报 , 2004, 25(5): 840-842.

1.清华大学工程力学系,北京,100084

2.清华大学工程力学系,北京,100084

基金项目: 国家自然科学基金(59995550-2) 国家重点基础研究发展计划(973计划)(1999033106)

THREE-DIMENSIONAL EFFECT OF GAS FLOW IN MICRO CHANNELS

本文使用直接模拟Monte Carlo法对三维直微通道内的气体流动进行了数值模拟,对比了不同截面形状的通道不同驱动压差的情况,探讨了截面形状对微通道内气体流动三维效应的影响以及三维效应对流量-压差关系的影响.

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