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Strength Evaluation of Planet Bearings Under Revolution-Rotation Coupled Conditions

  • Beihang University
  • China North Vehicle Research Institute

科研成果: 书/报告/会议事项章节会议稿件同行评审

摘要

The planet bearings are critical components of the planetary gear set, and work under revolution-rotation coupled (RRC) conditions. With the development of higher speeds and heavier loads of transmission devices, higher failure risks of planet bearings are more likely observed in contrast to the traditional non-revolution conditions, including roller-race contact failure and cage fracture. This paper presents the findings of an investigation into the strength of planet bearings based on a comprehensive model of PGS system. Results suggest that the higher risk of roller-race contact failure can be attributed to the larger roller-race contact stresses and sliding ratios. With regard to cage fracture, the primary causes are identified as excessive impact stress and cage instability under RRC conditions. This study illuminates the increased failure risks of planet bearings under RRC conditions, and offers insights that can inform the design and application of planet bearings.

源语言英语
主期刊名Advances in Mechanical Transmission
主期刊副标题Innovations and Applications - Selected Contributions from 2025 International Conference on Mechanical Transmission ICMT 2025, Volume 2
编辑Shuxin Wang, Datong Qin, Fei Liu
出版商Springer Science and Business Media Deutschland GmbH
965-972
页数8
ISBN(印刷版)9789819536498
DOI
出版状态已出版 - 2026
活动International Conference on Mechanical Transmission, ICMT 2025 - Chongqing, 中国
期限: 17 4月 202520 4月 2025

出版系列

姓名Lecture Notes in Mechanical Engineering
ISSN(印刷版)2195-4356
ISSN(电子版)2195-4364

会议

会议International Conference on Mechanical Transmission, ICMT 2025
国家/地区中国
Chongqing
时期17/04/2520/04/25

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