Magnetization Loss in HTS Coated Conductor Exposed to Harmonic External Magnetic Fields for Superconducting Rotating Machine Applications

Mohammad Yazdani-Asrami, Wenjuan Song, Min Zhang, Weijia Yuan, Xiaoze Pei

Research output: Contribution to journalArticlepeer-review

17 Citations (SciVal)

Abstract

Previous studies on magnetization AC loss of high temperature superconducting (HTS) coated conductors (CCs) taken into account the ideally sinusoidal external magnetic field, or non-sinusoidal by considering only the harmonics in phase with the fundamental component. However, realistically magnetic field often contains harmonics with different phase angles and amplitudes. In this paper, magnetization AC loss in HTS CC was studied, considering the phase angle varphi of each harmonic; assuming superconductor is subjected to external magnetic field which is distorted by the 3{mathrm {rd}} and the 5{mathrm {th}} harmonics. Phase angle of each harmonic was considered in the range of 0 to pi and amplitude of fundamental magnetic field, was assumed as 10, 20, 50, and 100 mT. Different distortion level of magnetic field was considered too. It is concluded that phase angle of field harmonic has a significant effect on magnetization loss of HTS CCs.

Original languageEnglish
Article number9363882
Pages (from-to)77930-77937
Number of pages8
JournalIEEE Access
Volume9
DOIs
Publication statusPublished - 26 Feb 2021

Funding

This work was supported in part by the U.K. Engineering and Physical Sciences Research Council (EPSRC) under Grant EP/S000720/1, and in part by the Innovate U.K. Project under Grant UKCG/11030.

FundersFunder number
Innovate U.K. ProjectUKCG/11030
Engineering and Physical Sciences Research CouncilEP/S000720/1

Keywords

  • External magnetic field
  • HTS coated conductor
  • harmonic phase angle
  • magnetization AC loss

ASJC Scopus subject areas

  • General Computer Science
  • General Materials Science
  • General Engineering

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