Effect of mechanical stress on different core loss components along orthogonal directions in electrical steels
Sign Up to like & getrecommendations! Published in 2019 at "Electrical Engineering"
DOI: 10.1007/s00202-019-00827-4
Abstract: The paper deals with the characterization and modelling of the mechanical stress dependency of magnetic losses along two orthogonal directions in non-oriented electrical steels. Significant anisotropy effects are highlighted. Using the three-term loss-separation approach, the… read more here.
Keywords: mechanical stress; electrical steels; orthogonal directions; loss components ... See more keywords
Neutron grating interferometry investigation of punching-related local magnetic property deteriorations in electrical steels
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Magnetism and Magnetic Materials"
DOI: 10.1016/j.jmmm.2018.10.098
Abstract: Abstract Mechanical residual stress induced by manufacturing influences the magnetic behavior of non-grain oriented electrical steels, which are used for producing rotors and stators of electrical machines. The impairment occurs mainly along the cutting line… read more here.
Keywords: neutron grating; grating interferometry; magnetic property; cutting line ... See more keywords
Representation of microstructural features and magnetic anisotropy of electrical steels in an energy-based vector hysteresis model
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DOI: 10.1063/1.4994199
Abstract: This paper demonstrates how the statistical distribution of pinning fields in a ferromagnetic material can be identified systematically from standard magnetic measurements, Epstein frame or Single Sheet Tester (SST). The correlation between the pinning field… read more here.
Keywords: electrical steels; microstructural features; features magnetic; anisotropy electrical ... See more keywords
An Experimental Approach for Condition Monitoring of Magnetic Cores With Grain-Oriented Electrical Steels
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DOI: 10.1109/tim.2019.2932661
Abstract: This article proposes a new approach to an old challenge in the magnetic cores of power transformers and other magnetic devices with grain-oriented (GO) electrical steels. The main aim of this article is to evaluate… read more here.
Keywords: grain oriented; oriented electrical; magnetic cores; experimental approach ... See more keywords
Review of Magnetic Properties and Texture Evolution in Non-Oriented Electrical Steels
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DOI: 10.3390/app13106097
Abstract: Electrical steels can be classified into two groups: grain-oriented (GO) and non-oriented (NGO) electrical steel. NGO electrical steels are mainly considered as core materials for different devices, such as electric motors, generators, and rotating machines.… read more here.
Keywords: magnetic properties; electrical steels; ngo electrical; texture evolution ... See more keywords