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author Dizhen Xu
Xiaobin Zhao
Yuxin Lu
Kang Qin
Long Guo
author_facet Dizhen Xu
Xiaobin Zhao
Yuxin Lu
Kang Qin
Long Guo
author_sort Dizhen Xu
collection DOAJ
description Hybrid line commutation converter-voltage-source converter high-voltage direct current transmission (LCC-VSC-HVDC) power transmission has unique technical advantages, but its overvoltage study is not sufficient at present. In this study, the typical overvoltage phenomenon of hybrid LCC-VSC-HVDC power transmission is analysed and verified by power systems computer-aided design/electro-magnetic transient design and control simulation. On the one hand, overvoltage mechanism of modular multilevel converter module caused by single-phase grounding fault at the valve side of VSC transformer is analysed, and arresters are configured for the protection of the valve. On the other hand, the stress of the arresters at the LCC side is analysed. Installing current reversing protection on the VSC side is proposed. The research of this study provides the recommended arresters configuration in the converter station of hybrid LCC-VSC-HVDC power transmission system.
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spelling doaj.art-233bb36f87ae412090be25471158e6832022-12-21T23:34:53ZengWileyThe Journal of Engineering2051-33052018-10-0110.1049/joe.2018.8729JOE.2018.8729Study on overvoltage of hybrid LCC-VSC-HVDC transmissionDizhen Xu0Xiaobin Zhao1Yuxin Lu2Kang Qin3Long Guo4Electric Power Research Institute, China Southern Power GridElectric Power Research Institute, China Southern Power GridElectric Power Research Institute, China Southern Power GridElectric Power Research Institute, China Southern Power GridElectric Power Research Institute, China Southern Power GridHybrid line commutation converter-voltage-source converter high-voltage direct current transmission (LCC-VSC-HVDC) power transmission has unique technical advantages, but its overvoltage study is not sufficient at present. In this study, the typical overvoltage phenomenon of hybrid LCC-VSC-HVDC power transmission is analysed and verified by power systems computer-aided design/electro-magnetic transient design and control simulation. On the one hand, overvoltage mechanism of modular multilevel converter module caused by single-phase grounding fault at the valve side of VSC transformer is analysed, and arresters are configured for the protection of the valve. On the other hand, the stress of the arresters at the LCC side is analysed. Installing current reversing protection on the VSC side is proposed. The research of this study provides the recommended arresters configuration in the converter station of hybrid LCC-VSC-HVDC power transmission system.https://digital-library.theiet.org/content/journals/10.1049/joe.2018.8729HVDC power transmissionHVDC power convertorsearthingpower transmission protectionvoltage-source convertorsovervoltage protectionpower transmission faultsarrestersvalvespower transformersLCC-VSC-HVDC power transmission system overvoltagemodular multilevel converter modulesingle-phase grounding faultvalve sideVSC transformervalve protectioncurrent reversing protectionarresters configurationconverter stationpower systems computer-aided design/electromagnetic transient design and control simulationline commutation converter-voltage-source converter high-voltage direct currentPSCAD/EMTDChybrid LCC-VSC-HVDC power transmission
spellingShingle Dizhen Xu
Xiaobin Zhao
Yuxin Lu
Kang Qin
Long Guo
Study on overvoltage of hybrid LCC-VSC-HVDC transmission
The Journal of Engineering
HVDC power transmission
HVDC power convertors
earthing
power transmission protection
voltage-source convertors
overvoltage protection
power transmission faults
arresters
valves
power transformers
LCC-VSC-HVDC power transmission system overvoltage
modular multilevel converter module
single-phase grounding fault
valve side
VSC transformer
valve protection
current reversing protection
arresters configuration
converter station
power systems computer-aided design/electromagnetic transient design and control simulation
line commutation converter-voltage-source converter high-voltage direct current
PSCAD/EMTDC
hybrid LCC-VSC-HVDC power transmission
title Study on overvoltage of hybrid LCC-VSC-HVDC transmission
title_full Study on overvoltage of hybrid LCC-VSC-HVDC transmission
title_fullStr Study on overvoltage of hybrid LCC-VSC-HVDC transmission
title_full_unstemmed Study on overvoltage of hybrid LCC-VSC-HVDC transmission
title_short Study on overvoltage of hybrid LCC-VSC-HVDC transmission
title_sort study on overvoltage of hybrid lcc vsc hvdc transmission
topic HVDC power transmission
HVDC power convertors
earthing
power transmission protection
voltage-source convertors
overvoltage protection
power transmission faults
arresters
valves
power transformers
LCC-VSC-HVDC power transmission system overvoltage
modular multilevel converter module
single-phase grounding fault
valve side
VSC transformer
valve protection
current reversing protection
arresters configuration
converter station
power systems computer-aided design/electromagnetic transient design and control simulation
line commutation converter-voltage-source converter high-voltage direct current
PSCAD/EMTDC
hybrid LCC-VSC-HVDC power transmission
url https://digital-library.theiet.org/content/journals/10.1049/joe.2018.8729
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