vibration

Motor NVH – Integer-slot and Fractional-slot Harmonic Analysis

Electrical Machines, Mechanical Engineering / By

Motor Noise and Vibration (NVH) – Integer-slot and Fractional-slot Harmonic Analysis I originally planned to continue to derive the order and frequency of electromagnetic force according to the classification of radial force. When analyzing the spatial order of the magnetomotive force generated by the stator armature winding, the performance of integer slots and fractional slots …

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Motor NVH simulation

Mechanical Engineering / By

Motor NVH simulation Ansys solutions for acoustics provides a complete multiphysics workflow for e-motor noise, vibration and harshness (NVH). Motor NVH simulation. 1) Maxwell imports motor model modeling, radial electromagnetic force discussion and analysis 2) Acceleration condition equivalent sound power radiation noise calculation 3) Motor housing modal analysis Model + operation details Motor NVH (Noise, …

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Sources of NVH in Electric Vehicles

Mechanical Engineering / By

Sources of NVH in Electric Vehicles NVH performance is one of the most important performance indicators of automobiles and directly determines the user-perceived quality. Improving the comfort of products can ensure excellent market competitiveness. Compared with traditional fuel vehicles, electric vehicles are quieter. The working principle of the internal combustion engine is that the explosion …

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