The hydrodynamic lubrication performance of rectangle, inclined plane, circular-arc, triangle, multi-arc and sine surface texture was researched with CFD method based on N-S equation.
The triangle base function was selected as shape function, and cell equation and cell matrix were constructed.
选定平面三角形基函数作为型函数，确定了单元方程和单元矩阵；
3
Using the method of simulated shell, non-linear dynamic differential equation of three-dimensional single-layer shallow lattice shell with equilateral triangle mesh is established.