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Modeling of micro-friction in a multi-layer metal plate damper for a rotor support system

  • Ao Hongrui*
  • , Hao Degang
  • , Jiang Hongyuan
  • *Corresponding author for this work
  • School of Mechatronics Engineering, Harbin Institute of Technology

Research output: Contribution to conferencePaperpeer-review

Abstract

The energy dissipation of multi-layer metal plate damper is realized by dry friction caused by the micro-motion between adjacent layers when the damper is deformed. In the study, the damper is modeled with a single layer ontinuous beam with uniform thickness, in which the stress status is analyzed when the damper is deformed. The contact surface ofthe beam is simplified to discrete elements to analyze the energy dissipation based on Mindlin model. A finite element odel is used to simulate the energy dissipation process to rectify the theoretical calculation. Considering the distribution and the intensity of the friction force at the contact area, the simulated results of micro friction on the contact surface have the good agreement with the experimental ones, which is beneficial to the wear and failure analysis of the multi-layer metal plate damper.

Original languageEnglish
DOIs
StatePublished - 2008
Externally publishedYes
Event2008 2nd International Symposium on Systems and Control in Aerospace and Astronautics, ISSCAA 2008 - Shenzhen, China
Duration: 10 Dec 200812 Dec 2008

Conference

Conference2008 2nd International Symposium on Systems and Control in Aerospace and Astronautics, ISSCAA 2008
Country/TerritoryChina
CityShenzhen
Period10/12/0812/12/08

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