Model equations for three dimensional calculation are given. Special treatment of boundary conditions at the entrance and the inclined wall is carried out.
给出了三维流场计算的模型方程，对倾斜壁面及入口的边界条件作了特殊处理。
2
The molecule flow diffusion equation and the boundary conditions are given. The solution with linear approximation of entrance pressure is presented.
给出了分子流扩散方程的边界条件，推导出入口压力在线性近似下方程的解。
3
Composition and distribution of the cascade's flow losses, as well as calculation accuracy, depend in the main on boundary layer conditions at entrance.