Novel insight on temporary frequency support of variable speed wind energy conversion system

Abstract In the recent decade, temporary frequency support derived from variable speed wind turbine generator has been drawing increasing attention in the electronic‐growing power system. Frequency nadir and rate of change of frequency are two key indicators temporary frequency support strives to im...

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Autores principales:	Huanjing Lao, Li Zhang, Tong Zhao, Liang Zou
Formato:	article
Lenguaje:	EN
Publicado:	Wiley 2021
Materias:	cooperation control doubly fed induction generator inertia control temporary frequency support wind power Renewable energy sources TJ807-830
Acceso en línea:	https://doaj.org/article/0e359f7e58624f69b3c8b1eabf1a0f0b
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spelling	oai:doaj.org-article:0e359f7e58624f69b3c8b1eabf1a0f0b2021-11-26T14:02:22ZNovel insight on temporary frequency support of variable speed wind energy conversion system1099-18241095-424410.1002/we.2635https://doaj.org/article/0e359f7e58624f69b3c8b1eabf1a0f0b2021-12-01T00:00:00Zhttps://doi.org/10.1002/we.2635https://doaj.org/toc/1095-4244https://doaj.org/toc/1099-1824Abstract In the recent decade, temporary frequency support derived from variable speed wind turbine generator has been drawing increasing attention in the electronic‐growing power system. Frequency nadir and rate of change of frequency are two key indicators temporary frequency support strives to improve. This paper proposes a novel insight on frequency regulation of wind power. Note that considerable part of load is shared by synchronous generators and wind turbine generator and the system frequency still will be dominated by the former for a period of time. Simultaneously taking the frequency regulation characteristic of synchronous and power balance into account, a novel frequency regulation scheme aiming at improving system's frequency regulation performance is proposed and tested in a 7‐machine power system with an aggregated wind farm on MATLAB/Simulink to investigate what inherently determines the performance of frequency regulation. Results show that with differential cooperation of synchronous generator and doubly fed induction generator, frequency nadir and rate of change of frequency can be partially improved. Particularly, regarding to handling the issue of control delay, an appropriately slower action upon detecting a frequency event may not screw up it but contribute to a higher frequency nadir, which benefits from the spontaneous cooperation of synchronous generator and wind power with constraint of power balance.Huanjing LaoLi ZhangTong ZhaoLiang ZouWileyarticlecooperation controldoubly fed induction generatorinertia controltemporary frequency supportwind powerRenewable energy sourcesTJ807-830ENWind Energy, Vol 24, Iss 12, Pp 1353-1367 (2021)
institution	DOAJ
collection	DOAJ
language	EN
topic	cooperation control doubly fed induction generator inertia control temporary frequency support wind power Renewable energy sources TJ807-830
spellingShingle	cooperation control doubly fed induction generator inertia control temporary frequency support wind power Renewable energy sources TJ807-830 Huanjing Lao Li Zhang Tong Zhao Liang Zou Novel insight on temporary frequency support of variable speed wind energy conversion system
description	Abstract In the recent decade, temporary frequency support derived from variable speed wind turbine generator has been drawing increasing attention in the electronic‐growing power system. Frequency nadir and rate of change of frequency are two key indicators temporary frequency support strives to improve. This paper proposes a novel insight on frequency regulation of wind power. Note that considerable part of load is shared by synchronous generators and wind turbine generator and the system frequency still will be dominated by the former for a period of time. Simultaneously taking the frequency regulation characteristic of synchronous and power balance into account, a novel frequency regulation scheme aiming at improving system's frequency regulation performance is proposed and tested in a 7‐machine power system with an aggregated wind farm on MATLAB/Simulink to investigate what inherently determines the performance of frequency regulation. Results show that with differential cooperation of synchronous generator and doubly fed induction generator, frequency nadir and rate of change of frequency can be partially improved. Particularly, regarding to handling the issue of control delay, an appropriately slower action upon detecting a frequency event may not screw up it but contribute to a higher frequency nadir, which benefits from the spontaneous cooperation of synchronous generator and wind power with constraint of power balance.
format	article
author	Huanjing Lao Li Zhang Tong Zhao Liang Zou
author_facet	Huanjing Lao Li Zhang Tong Zhao Liang Zou
author_sort	Huanjing Lao
title	Novel insight on temporary frequency support of variable speed wind energy conversion system
title_short	Novel insight on temporary frequency support of variable speed wind energy conversion system
title_full	Novel insight on temporary frequency support of variable speed wind energy conversion system
title_fullStr	Novel insight on temporary frequency support of variable speed wind energy conversion system
title_full_unstemmed	Novel insight on temporary frequency support of variable speed wind energy conversion system
title_sort	novel insight on temporary frequency support of variable speed wind energy conversion system
publisher	Wiley
publishDate	2021
url	https://doaj.org/article/0e359f7e58624f69b3c8b1eabf1a0f0b
work_keys_str_mv	AT huanjinglao novelinsightontemporaryfrequencysupportofvariablespeedwindenergyconversionsystem AT lizhang novelinsightontemporaryfrequencysupportofvariablespeedwindenergyconversionsystem AT tongzhao novelinsightontemporaryfrequencysupportofvariablespeedwindenergyconversionsystem AT liangzou novelinsightontemporaryfrequencysupportofvariablespeedwindenergyconversionsystem
_version_	1718409271607033856

Novel insight on temporary frequency support of variable speed wind energy conversion system

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