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Study on electrical contact degradation behavior of beryllium bronze

  • Beihang University

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

Abstract

Aiming at electrical contact degradation behavior of beryllium bronze in storage, electrical contact accelerated degradation test was made. Choosing contact resistance as the performance degradation sensitive parameter, studied its degradation behavior by testing contact resistance of beryllium bronze under different temperature after different oxidized times. The result shows that the relationship between contact resistance and oxidized time is exponential and the lifetime of beryllium bronze samples at normal stress is 24.4 years when failure threshold is 100 mΩ and confidence is 95%, which is predicted by Arrhenius model related to temperature.

Original languageEnglish
Title of host publicationEnergy Research and Power Engineering
Pages109-113
Number of pages5
DOIs
StatePublished - 2013
Event2013 International Conference on Energy Research and Power Engineering, ERPE 2013 - Zhengzhou, Henan, China
Duration: 24 May 201325 May 2013

Publication series

NameApplied Mechanics and Materials
Volume341-342
ISSN (Print)1660-9336
ISSN (Electronic)1662-7482

Conference

Conference2013 International Conference on Energy Research and Power Engineering, ERPE 2013
Country/TerritoryChina
CityZhengzhou, Henan
Period24/05/1325/05/13

Keywords

  • Beryllium bronze
  • Contact resistance
  • Performance degradation

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