|
|
|
|
|
Shan Zeng, Sigui Luo, Fei Wang, Xifan Lan, Xinrui Ma and Yuxin Lu
Squeeze film dampers are often used to suppress vibration in turbine engines and play an important role in rotor systems. In this paper, the nonlinear dynamic characteristics of an industrial turbine engine fitted with squeeze film dampers are investigat...
ver más
|
|
|
|
|
|
|
|
|
|
|
Zhiqiang Han, Gang Xie, Yongjun Zhou, Yajuan Zhuo, Yelu Wang and Lin Shen
To overcome the limitations of using time interval division to calculate the bridge impact coefficient (IM), a sieving method has been proposed. This method employs multiple sieves on bridge time?history curve samples to ultimately obtain the bridge impa...
ver más
|
|
|
|
|
|
|
|
|
|
|
Xiong Wang, Wei Liu, Jifeng Ding, Yi Sun and Yongbing Dang
The initiating explosive shock environment of an aerospace mission has the characteristics of instantaneity, high amplitude and a wide frequency domain. An improved method based on the acceleration frequency response function (FRF) and virtual mode synth...
ver más
|
|
|
|
|
|
|
|
|
|
|
Enrico Armentani, Venanzio Giannella, Roberto Citarella, Antonio Parente and Mauro Pirelli
In this work, the vibration behavior of a 4-cylinder, 4-stroke, petrol engine was simulated by leveraging on the Finite Element Method (FEM). A reduced modelling strategy based on the component mode synthesis (CMS) was adopted to reduce the size of the f...
ver más
|
|
|
|
|
|
|
|
|
|
|
Feng Gao and Wei Sun
This paper develops a damping strategy for the vibration reduction of a mistuned bladed disk (blisk) by depositing hard coating on its blades, and systematically investigates the vibration characteristics of the hard-coated mistuned (HCM) blisk. By using...
ver más
|
|
|
|
|
|