基于RF特征優(yōu)選和EEMD-SSAE的行星齒輪箱故障診斷

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中圖分類號(hào)：TH132.4 文獻(xiàn)標(biāo)志碼：A 文章編號(hào)：1671-5276（2025）03-0023-05

Fault Diagnosis Planetary Gear Box Based on RF Feature Optimization EEMD-SSAE

LIUWeituan，WANG Youren，JIANGHaoyu

Abstract：Forthelowrecognitionrateinplanetarygearboxfaultdiagnosisduetoinsuficientfeatureextraction，aplanetary gearbox fault diagnosis method combining RFfeatureoptimizationEMD-SSAEis studied.Thetime domain signalis decomposedbyEEMD.IMFcomponentswithlargecorrlationcoeffientsareselectedbasedonPearsoncorelationcoiient， time-domain features，frequencydomainfeaturesoriginal signalfeaturesareextractedtoconstructthedataset.RFis usedto eliminateredundantfeatures，anew dataset isconstructedasinputtothe SSAE network， with stmaxclasifier， faultclassficationisimplemented.Theresultsshowthattheproposedmethodissuperior toother modelsintermsaccuracy robustness under mixed conditions noise interference.

Keywords：faultdiagnosis；planetarygearbox；stackedsparseautoencoder；ensembleempiricalmodedecomposition; feature optimization

0 引言

行星齒輪箱是機(jī)械設(shè)備中被廣泛應(yīng)用的傳動(dòng)部件。（剩余6974字）