采用双层区域模拟，建立了某双层地铁车站火灾的数学物理模型。
For the circumstance of a subway's platform firing, this article established mathematical and physical model by using Two-layer zone simulation.
建立了地铁火灾中烟气运动的物理模型和数学模型，采用CFD方法模拟了地铁火灾时的温度场和烟气浓度分布。
Establishes the physical model and mathematical model of fire smoke diffusion in underground railway. Simulates the temperature field and concentration distribution of fire smoke using CFD method.
建立了火灾烟气运动数学物理模型。
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