Vibration Test and Fault Diagnosis for Main Hoist Gearbox of Heavy Casting Crane

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Abstract:

In view of the structure and running characteristics of gearbox of large and special crane, we have respectively carried out vibration test of fault and free-fault gearbox containing planetary gear in the work. With the help of Matlab engineering software, we can read and process the collected vibration signal of gearbox and draw the time-domain and frequency-domain graph. Through the comparative analysis of vibration information of gearboxes, we can determine the link between fault type and signal characteristic value, effectively realize the fault diagnosis of gearbox.

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374-377

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February 2014

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© 2014 Trans Tech Publications Ltd. All Rights Reserved

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