On this foundation, a theoretical model based on system method for calculating coupled axial and torsional vibration of large ships diesel propulsion shafting is established.

• 系统阐述了大型船舶柴油机推进轴系振动的特点和规律,在此基础上建立了轴系纵扭耦合振动的系统矩阵理论计算模型。