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7 Results Found

  • Article
  • Open Access
16 Citations
4,501 Views
18 Pages

16 October 2019

In this paper, vibration control of an unbalanced single-side cantilevered rotor system using a novel integral squeeze film bearing damper in terms of stability, energy distribution, and vibration control is analyzed. A finite element model of such a...

  • Article
  • Open Access
20 Citations
3,432 Views
19 Pages

Multi-Objective Optimization Design of a Novel Integral Squeeze Film Bearing Damper

  • Yipeng Zhang,
  • Lidong He,
  • Jianjiang Yang,
  • Gang Zhu,
  • Xingyun Jia and
  • Wei Yan

23 September 2021

In order to better control the vibration of the rotor system so as to improve the stability and safety of the rotor, a novel vibration control solution is needed. In this paper, the multi-objective optimization problem is used for designing a novel i...

  • Article
  • Open Access
1 Citations
700 Views
18 Pages

The lateral vibration of propulsion shafting is a critical factor affecting the acoustic stealth performance of underwater vehicles. As the main vibration isolation component in transmitting vibrational energy, the damping efficiency of the propulsio...

  • Article
  • Open Access
6 Citations
2,951 Views
25 Pages

30 May 2022

The research background is the elastic ring squeeze film damper. Four contact pressure models were established by analyzing the structural characteristics and movement, combined with the sliding bearing theory, including structural parameters and ecc...

  • Article
  • Open Access
15 Citations
11,271 Views
19 Pages

1 April 2018

The current work introduces a new semi-floating ring bearing (SFRB) system developed for improving the rotordynamic and vibration performance of automotive turbochargers (TCs) at extreme operation conditions, such as high temperature, severe external...

  • Article
  • Open Access
3 Citations
1,942 Views
30 Pages

Analysis of Unbalance Response and Vibration Reduction of an Aeroengine Gas Generator Rotor System

  • Haibiao Zhang,
  • Xing Heng,
  • Ailun Wang,
  • Tao Liu,
  • Qingshan Wang and
  • Kun Liu

To ensure the vibration safety of rotor support systems in modern aeroengines, this study develops a dynamic model of the aeroengine gas generator rotor system and analyzes its complex unbalance response characteristics. Subsequently, it investigates...

  • Article
  • Open Access
7 Citations
2,812 Views
15 Pages

5 August 2024

Gear transmission systems are widely used in ship propulsion systems, but, during operations, they produce serious vibration and noise problems, reducing the fatigue life of gears and affecting the performance of ships and the comfort of operators. T...