This paper analyzes the applied effect of this method, then solves the vertical finite line source 3d resistivity inversion by using conjugate gradient relaxation.
The deformation of rolled piece in conjugate deep cut pass is simulated by finite element method. The error of simulated result is less than 1%.
用有限元法对共轭切深孔中轧件的变形进行了计算机模拟，模拟计算结果误差小于1%。
3
The discontinuous finite element method is extended to solve the direct problem, and then the conjugate gradient method is used to solve the inverse problem by optimizing the objective function.