Loss Model for the Effects of Steel Cutting in Electrical Machines

R. Sundaria, D. G. Nair, A. Lehikoinen, A. Arkkio, A. Belahcen

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

10 Citations (Scopus)
254 Downloads (Pure)

Abstract

Epstein frame measurements of electrical steel samples of different widths cut by laser cutting are carried out in the range of 20 Hz to 400 Hz frequency of sinusoidal excitations. The effect of cutting on the magnetic permeability with core losses are modeled with analytical equations. Further, the validation of the model is carried out with finite element simulations of electrical steel samples. The presented loss model is found to reproduce the measurement results reasonably. The loss model is then applied to the simulation of a cage induction machine with time-stepping finite element analysis. The electromagnetic and thermal performance of the machine was analyzed with respect to the cutting effect. The simulations shows increase in the computed core losses and temperatures due to the cutting effect.

Original languageEnglish
Title of host publicationProceedings of the 2018 23rd International Conference on Electrical Machines, ICEM 2018
PublisherIEEE
Pages1260-1266
Number of pages7
ISBN (Electronic)9781538624777
DOIs
Publication statusPublished - 24 Oct 2018
MoE publication typeA4 Conference publication
EventInternational Conference on Electrical Machines - Ramada Plaza Thraki, Alexandroupoli, Greece
Duration: 3 Sept 20186 Sept 2018
Conference number: 23
https://www.icem.cc/2018/

Conference

ConferenceInternational Conference on Electrical Machines
Abbreviated titleICEM
Country/TerritoryGreece
CityAlexandroupoli
Period03/09/201806/09/2018
Internet address

Keywords

  • Core loss
  • Cut edge
  • Cutting
  • Electrical machines
  • Finite element modeling
  • Steel cutting
  • Steel laminations

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