Detecting the 3D spatial varying crack evolution-induced vibration of gearbox through a system level rigid-flexible coupling model
Mechanism and Machine Theory(2022)
摘要
•Investigating spatial varying crack evolution morphology by linear elastic fracture mechanics.•Detecting crack-induced vibration by verified rigid-flexible coupling dynamic model.•Instantaneous energy can capture weak crack feature at initial evolution stage.•Lower housing stiffness decreases crack vibration impact but increases detection difficulty.
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关键词
Varying crack evolution,Vibration detection,Rigid-flexible coupling model,Housing stiffness
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