The method greatly improves the characteristics of torsional vibration of shafting and can be used in optimum design for several engines.
该方法能明显地改善轴系的扭振特性，可用于多种内燃机减振器的优化设计工作。
In this paper, an improved dynamic substructures method is described. The problem of torsional vibration of diesel complex shafting is analysed with this new method.
本文给出了一种改进的动态子结构法，并用该方法分析内燃机复杂轴系扭转振动问题。
And the method can also solve response of non linear and linear torsional vibration of a diesel shafting.
用该方法能够求解柴油机轴系非线性以及线性扭转振动响应。
In the previous research on torsional. vibration of diesel engine shafting system, an equivalent system must be defined before calculating free vibration and forced vibration.
对柴油机轴系扭振的研究，以往是先建立扭振当量系统，然后进行自由振动与强制振动计算。
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。
The new method is able to solve torsional vibration of the shafting with branches and has been successfully used in many cases.
最后还列举了实际算例的扭振计算，证明此方法在解决船舶推进轴系扭振计算方面是一种有效、方便的方法。
According to coupling principle and excited force of shafting system, a model of coupled torsional-axial forced vibration can be constructed.
根据刚度耦合原理，并考虑轴系强迫激励进而建立了扭纵耦合强迫振动模型。
In this paper, a theoretical model based on system matrix method for calculating coupled axial and torsional vibration of large Marine diesel propulsion shafting is established.
本文建立了大型船舶柴油机推进轴系纵扭耦合振动计算的系统矩阵模型。
Because of elastic components such as rubber, rigidity of shafting goes down, which can arise torsional vibration on the ends of the elastic coupling easily.
橡胶等弹性元件的加入，使得轴系刚度降低，在弹性联轴器两端易于产生扭转振动。
Firstly the torsional vibration model of the propulsion shafting was built up and its performance parameter was calculated.
首先建立了推进轴系的扭振模型，并进行了扭振特性计算。
Firstly the torsional vibration model of the propulsion shafting was built up and its performance parameter was calculated.
首先建立了推进轴系的扭振模型，并进行了扭振特性计算。
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