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采用13 速六方格子BGK模型研究空腔粘性流- 模拟了空腔边界温度高于空腔内部温度时,腔内流体热的输运过程及腔中流体达到稳定后的流场速度、密度及温度的分布情况
The viscous flow in a cavity was studied by the BGK model of 13-speed hexagonal lattice. When the temperature of the cavity boundary was higher than the temperature inside the cavity, the transport of heat in the cavity and the flow velocity, density and temperature after the fluid in the cavity reached a steady state The distribution of