Based on experimental models, the paper sets up three-dimensional steady heat transfer and flow physical model and mathematical model on a three polluting heat sources after simplification.
本文在实验模型的基础上，经简化建立了有三个污染源的置换通风三维稳定传热、流动的物理模型和数学模型。
2
According to two-phase flow theory, a steady distributed parameter model of plate evaporator to simulate the plate evaporator is developed.
本文根据两相流动换热理论，提出了一个板式换热器的稳态分布参数模型。
3
Based on principle of mass conservation, this paper sets up mathematical model of gas water two phase steadyflow.