基于非线性消除系统仿真中的病态问题

Removal of Stiff Problem from System Simulation Based on Nonlinear

针对控制系统仿真中出现的病态问题,提出一种自适应非线性仿真步距算法,消除病态系统仿真中精度、计算速度与稳定性之间的矛盾。仿真结果表明,该算法具有计算简单、精度高、速度快、稳定性好等特点。

Presents an adaptive nonlinear simulation step algorithm which resolves the stiff problem of control system simulation by removing the conflict of simulation precision, calculation speed and stability from stiff system simulation. The numerical simulation results show that proposed algorithm features simplicity in calculation, high precision in consequence, rapidity and good stability in simulation.