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Author: Anne Trummer

August 7, 2023August 9, 2023e-NVH digest

Numerical challenges of e-NVH simulation

Simulation of magnetic noise and vibrations introduces several numerical challenges that are difficult to answer using general-purpose FEA software. Multiphysic coupling, speed and time discretization and numerical noise challenges are […]

August 7, 2023August 9, 2023e-NVH digest

10 common misconceptions on magnetic noise and vibrations (e-NVH)

Manatee software is the only solution to assess e-NVH metrics all along the development lifecycle of electrical systems. It helps to avoid common misconceptions met when designing electric drives. Discover for […]

August 7, 2023August 9, 2023e-NVH digest

Induction vs. synchronous electrical machines: 9 key e-NVH differences

Explore the differences between Induction machines and Permanent Magnet synchronous machines in terms of electromagnetic noise & vibrations. From the difference of frequency signature to the saturation and load effects […]

August 7, 2023August 9, 2023e-NVH digest

4 key magnetic noise reduction techniques for control engineers

Discover the 4 noise reduction techniques most used by our control engineers (current angle modification, switching frequency shift, change of switching strategy and harmonic current injection). They are all based […]

August 4, 2023August 7, 2023e-NVH digest

6 key magnetic noise reduction techniques for electrical engineers

Discover the 6 electric motor noise reduction techniques most used by our electrical engineers (change of magnet layout, coil pitching, modification of the rotor slot number, modification of the slot […]

August 4, 2023August 7, 2023e-NVH digest

4 key magnetic noise reduction techniques for mechanical engineers

Discover the 4 electric motor noise reduction techniques most used by our mechanical engineers (Mechanical structure natural frequency shift, change of boundary conditions, damping increase, and control of mechanical tolerances). […]

July 5, 2023July 5, 2023News, Uncategorized

November 2023: Online training on noise and vibrations in electrical machines (e-NVH)

Our e-NVH online training for the second half of the year will be held in November, 6-30. As usual, the training is organized into 7 modules, each module lasts about […]

July 5, 2023July 5, 2023News, Uncategorized

October 2023: On site training on noise and vibrations in electrical machines (e-NVH)

Our second session of an e-NVH training on-site is planned for October 2023, 17-19, in Lille, France. Further information and registration are possible as usual on our training website or […]

July 5, 2023July 6, 2023News, Newsletter, Uncategorized

June/July 2023 news: Manatee release 2.2.5, 10 years Eomys, technical glossary, PhD thesis

Manatee e-NVH software news Manatee 2.2.5 release Manatee V2.2.5 comes with a new quick NVH model of stator lamination stack based on Beam Element Model (BEM). As fast as the […]

June 28, 2023July 21, 2023Technical glossary

Glossary on structural mechanics and vibro-acoustics for e-NVH

We are indexing numerous terms here from the field of mechanics and vibroacoustics, in English, French, and German.  The content is not exhaustive and will be constantly updated, we appreciate […]

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