The precision time step integration method (PIM) is used for the torsion vibration numerical simulation of diesel engine cracked shafting first, and the dynamic stiffness caused by crack is analyzed.
论文首次运用精细时程积分法(PIM)对柴油机裂纹轴系扭转振动进行时域数值模拟,并对裂纹所导致时变刚度的动态性质作了分析。