Simulation of LCC-MMC HVDC Systems Using Dynamic Phasors

This paper proposes a large-signal dynamic phasor (DP) model for the main circuit of the new emerging LCC-MMC HVDC hybrid system. The model is concise and compact, and provides convenient interfaces with the control systems and external electrical systems. A method for simultaneous solution of the D...

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Main Authors: Xiaoming Mao, Yu Wen, Liang Wu, Baorong Zhou
Format: Article
Language:English
Published: IEEE 2021-01-01
Series:IEEE Access
Subjects:
Online Access:https://ieeexplore.ieee.org/document/9527258/
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author Xiaoming Mao
Yu Wen
Liang Wu
Baorong Zhou
author_facet Xiaoming Mao
Yu Wen
Liang Wu
Baorong Zhou
author_sort Xiaoming Mao
collection DOAJ
description This paper proposes a large-signal dynamic phasor (DP) model for the main circuit of the new emerging LCC-MMC HVDC hybrid system. The model is concise and compact, and provides convenient interfaces with the control systems and external electrical systems. A method for simultaneous solution of the DP model, the dynamics of the control systems and external electrical systems is suggested. Case studies considering transients subject to AC faults at LCC and MMC sides justify the effectiveness and rapidity of using DP in system analysis by comparing the results with the electromagnetic transient simulation. Also, the operating performance of the LCC-MMC HVDC system is revealed.
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spelling doaj.art-fb3452c3ee2e49608459d339b80ca3592022-12-21T22:13:13ZengIEEEIEEE Access2169-35362021-01-01912281912282810.1109/ACCESS.2021.31098049527258Simulation of LCC-MMC HVDC Systems Using Dynamic PhasorsXiaoming Mao0https://orcid.org/0000-0002-9253-6659Yu Wen1Liang Wu2Baorong Zhou3https://orcid.org/0000-0002-0001-9188School of Automation, Guangdong University of Technology, Guangzhou, ChinaSchool of Automation, Guangdong University of Technology, Guangzhou, ChinaPower Dispatching and Control Center, China Southern Power Grid, Guangzhou, ChinaState Key Laboratory of HVDC, Electric Power Research Institute, China Southern Power Grid, Guangzhou, ChinaThis paper proposes a large-signal dynamic phasor (DP) model for the main circuit of the new emerging LCC-MMC HVDC hybrid system. The model is concise and compact, and provides convenient interfaces with the control systems and external electrical systems. A method for simultaneous solution of the DP model, the dynamics of the control systems and external electrical systems is suggested. Case studies considering transients subject to AC faults at LCC and MMC sides justify the effectiveness and rapidity of using DP in system analysis by comparing the results with the electromagnetic transient simulation. Also, the operating performance of the LCC-MMC HVDC system is revealed.https://ieeexplore.ieee.org/document/9527258/Dynamic phasorselectromagnetic transientLCC-MMCsimulation
spellingShingle Xiaoming Mao
Yu Wen
Liang Wu
Baorong Zhou
Simulation of LCC-MMC HVDC Systems Using Dynamic Phasors
IEEE Access
Dynamic phasors
electromagnetic transient
LCC-MMC
simulation
title Simulation of LCC-MMC HVDC Systems Using Dynamic Phasors
title_full Simulation of LCC-MMC HVDC Systems Using Dynamic Phasors
title_fullStr Simulation of LCC-MMC HVDC Systems Using Dynamic Phasors
title_full_unstemmed Simulation of LCC-MMC HVDC Systems Using Dynamic Phasors
title_short Simulation of LCC-MMC HVDC Systems Using Dynamic Phasors
title_sort simulation of lcc mmc hvdc systems using dynamic phasors
topic Dynamic phasors
electromagnetic transient
LCC-MMC
simulation
url https://ieeexplore.ieee.org/document/9527258/
work_keys_str_mv AT xiaomingmao simulationoflccmmchvdcsystemsusingdynamicphasors
AT yuwen simulationoflccmmchvdcsystemsusingdynamicphasors
AT liangwu simulationoflccmmchvdcsystemsusingdynamicphasors
AT baorongzhou simulationoflccmmchvdcsystemsusingdynamicphasors