Analysis of engine noise of small excavator
After analyzing the small excavator, it was found that its main noise sources include: engine noise, hydraulic system noise, mechanical transmission noise for getting on and off the vehicle, and body resonance noise (due to the thin body covering sheet metal parts, the excavator covers parts when constructing or walking) prone to resonance), and resonance noise in the cab (due to the narrow space in the cab, the noise cannot be effectively absorbed and res···
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