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Wear Analysis of Mechanical Face Seal With Random Vibration Load Equivalent to Sinusoidal Vibration Load

  • Beihang University

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

Mechanical face seals are widely used in air vehicles. The existence of random vibration load is a very important environmental factor. A dynamic model for mechanical face seals is proposed, The mechanical face seal in the axial direction is described as a mass-spring-damping system. A method to relate random vibration and sinusoidal vibration is proposed based on the equivalent damage theory. The effects of the random vibration power spectral density (PSD) value, axial stiffness and axial damping on wear are analyzed. The results elucidated that the increase of input power spectral density (PSD), the increase of axial stiffness and axial damping will lead to the increase of wear.

Original languageEnglish
Title of host publicationIET Conference Proceedings
PublisherInstitution of Engineering and Technology
Pages90-95
Number of pages6
Volume2020
Edition3
ISBN (Electronic)9781839534195
DOIs
StatePublished - 2020
Event2020 CSAA/IET International Conference on Aircraft Utility Systems, AUS 2020 - Virtual, Online
Duration: 18 Sep 202021 Sep 2020

Conference

Conference2020 CSAA/IET International Conference on Aircraft Utility Systems, AUS 2020
CityVirtual, Online
Period18/09/2021/09/20

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