Analysis on Double Quench and Instantaneous Power of SFCL Using Two Magnetically Coupled Windings According to Winding Direction

In this study, the characteristics of the double quench and instantaneous power of a superconducting fault current limiter (SFCL) using two magnetically coupled windings were analyzed. In the proposed model of SFCL, two magnetically coupled windings are wound on the iron core and each winding is con...

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Main Authors: Seok-Cheol Ko, Tae-Hee Han, Sung-Hun Lim
Format: Article
Language:English
Published: MDPI AG 2020-10-01
Series:Energies
Subjects:
Online Access:https://www.mdpi.com/1996-1073/13/21/5533
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author Seok-Cheol Ko
Tae-Hee Han
Sung-Hun Lim
author_facet Seok-Cheol Ko
Tae-Hee Han
Sung-Hun Lim
author_sort Seok-Cheol Ko
collection DOAJ
description In this study, the characteristics of the double quench and instantaneous power of a superconducting fault current limiter (SFCL) using two magnetically coupled windings were analyzed. In the proposed model of SFCL, two magnetically coupled windings are wound on the iron core and each winding is connected to one superconducting element. When a fault occurs, the SFCL can limit the fault current by the double quench occurrence of two superconducting elements. In order to analyze the influence of the winding direction on the fault current limiting characteristics of the proposed SFCL, two magnetically coupled windings were designed to allow the same and the reverse directions. From the simulated short circuit experiment, the currents and the voltages of two coupled windings and two superconducting elements were measured and the instantaneous power and the double quench occurrence were analyzed. It was confirmed from the experimental results analysis that the fault current limiting characteristics of the SFCL were more favorable in the reverse winding direction than in the same winding direction.
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spelling doaj.art-235f0f2a28e649b485ec89f94aab3fc72023-11-20T18:09:33ZengMDPI AGEnergies1996-10732020-10-011321553310.3390/en13215533Analysis on Double Quench and Instantaneous Power of SFCL Using Two Magnetically Coupled Windings According to Winding DirectionSeok-Cheol Ko0Tae-Hee Han1Sung-Hun Lim2Industry-University Cooperation Foundation & Regional-Industrial Application Research Institute, Kongju National University, Chungnam 314-701, KoreaDepartment of Aero Materials Engineering, Jungwon University, Chungbuk 367-805, KoreaDepartment of Electrical Engineering, Soongsil University, 369, Sangdo-ro, Dongjak-gu, Seoul 156-743, KoreaIn this study, the characteristics of the double quench and instantaneous power of a superconducting fault current limiter (SFCL) using two magnetically coupled windings were analyzed. In the proposed model of SFCL, two magnetically coupled windings are wound on the iron core and each winding is connected to one superconducting element. When a fault occurs, the SFCL can limit the fault current by the double quench occurrence of two superconducting elements. In order to analyze the influence of the winding direction on the fault current limiting characteristics of the proposed SFCL, two magnetically coupled windings were designed to allow the same and the reverse directions. From the simulated short circuit experiment, the currents and the voltages of two coupled windings and two superconducting elements were measured and the instantaneous power and the double quench occurrence were analyzed. It was confirmed from the experimental results analysis that the fault current limiting characteristics of the SFCL were more favorable in the reverse winding direction than in the same winding direction.https://www.mdpi.com/1996-1073/13/21/5533double quenchinstantaneous powertwo magnetically coupled windingsfault current limiting characteristicswinding directionsuperconducting fault current limiter (SFCL)
spellingShingle Seok-Cheol Ko
Tae-Hee Han
Sung-Hun Lim
Analysis on Double Quench and Instantaneous Power of SFCL Using Two Magnetically Coupled Windings According to Winding Direction
Energies
double quench
instantaneous power
two magnetically coupled windings
fault current limiting characteristics
winding direction
superconducting fault current limiter (SFCL)
title Analysis on Double Quench and Instantaneous Power of SFCL Using Two Magnetically Coupled Windings According to Winding Direction
title_full Analysis on Double Quench and Instantaneous Power of SFCL Using Two Magnetically Coupled Windings According to Winding Direction
title_fullStr Analysis on Double Quench and Instantaneous Power of SFCL Using Two Magnetically Coupled Windings According to Winding Direction
title_full_unstemmed Analysis on Double Quench and Instantaneous Power of SFCL Using Two Magnetically Coupled Windings According to Winding Direction
title_short Analysis on Double Quench and Instantaneous Power of SFCL Using Two Magnetically Coupled Windings According to Winding Direction
title_sort analysis on double quench and instantaneous power of sfcl using two magnetically coupled windings according to winding direction
topic double quench
instantaneous power
two magnetically coupled windings
fault current limiting characteristics
winding direction
superconducting fault current limiter (SFCL)
url https://www.mdpi.com/1996-1073/13/21/5533
work_keys_str_mv AT seokcheolko analysisondoublequenchandinstantaneouspowerofsfclusingtwomagneticallycoupledwindingsaccordingtowindingdirection
AT taeheehan analysisondoublequenchandinstantaneouspowerofsfclusingtwomagneticallycoupledwindingsaccordingtowindingdirection
AT sunghunlim analysisondoublequenchandinstantaneouspowerofsfclusingtwomagneticallycoupledwindingsaccordingtowindingdirection