For decreasing the computational scale, adjointvariable method is proposed to solve the sensitivity analysis based on FEM.
结合数字信号处理技术以及数值分析方法，解决了结构优化求解规模巨大的难点。
2
The adjointvariable method for design sensitivity analysis of multibody system dynamics based on ordinary differential equations is presented.
基于常微分方程数学模型建立了多体系统动力学设计灵敏度分析的伴随变量方法。
3
In a general case, the continuous problem and corresponding discrete form are formulated, in which the so called adjointvariable is introduced and then the adjoint equation is derived.