面向低转速及变转速复合工况下滚动轴承故障诊断研究

打开文本图片集

关键词：故障诊断;滚动轴承；编码器信号；瞬时角速度；低转速及变转速 中图分类号：TH165+.3；TH133.3 文献标志码：A DOI：10.16385/j.cnki.issn.1004-4523.202501022

Abstract：Tosoleteprobeofteweakcharacterisicsofrollngearingunderlospeedandvarablespee，peoposesaudic cumulativereferencecorelationcoefficent（（MPCRCC）schmebasedontheopticalencodersignaltoenchancefaultfeatures.The characteritiofisatausangularsdA）fuctuatiosuseyollngbeaingfsunddntdaladsndloie studied，andtltstaofligdelsdisedtefeeepotalisdial underthelow-spdandvariable-spdconditisiscariedoutBasedotheIASsignalfluctuatiofearurescausdbyteollngeleet bearingfault，ombdihteuli-ledietialauuatonacteristdelatioalysisarcteiss，teC methodispropedtoealithfultdetetofolingelementbearingfaultuderthelowspdndvarablespeedcondiosTepoosd scheme isverifidbysimulatioandexperimentalandtheefectiveessandobustessoftheMCRCCmetodareverifiedbyteMPCRCC method under the low-speed and variable-speed conditions.

Keywords：fault diagnosis; rolling bearing;encodersignal; istantaneous angularvelocity;low-speedand variable-speed

低转速及变转速复合工况是机械装备常见工作条件，例如，电动汽车、风电装备、矿井提升机、工业机器人等。（剩余11510字）