e-NVH prediction of switching effects in PWM-driven electrical machines using MANATEE software (6/8)

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e-NVH	e-NVH technical webinar 6/8
Objective	e-NVH prediction of switching effects in PWM-driven electrical machines using MANATEE software
Date	26th May 2020
Hour	9:30 CET and 16:00 CET

Organization

The webinar includes:
A theoretical part of 30 mn on e-NVH
An application with MANATEE software over 20 mn
An open question part over 10 mn

Description

Theoretical part

PWM principle and commutation strategies
PWM force harmonics and switching noise due to power electronics
Sound quality considerations


Spectrum of PWM electromagnetic excitations

Application with MANATEE software

PWM modeling strategies: analytic, numerical, Simulink, import
Transient and steady state simulation
Sound quality metrics
Application to a electric motor variable speed vibroacoustic simulation


Example of a sound power level spectrogram with variable PWM strategies obtained with MANATEE software

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