Flexible Active Power Control for PV-ESS Systems: A Review

The penetration of solar energy in the modern power system is still increasing with a fast growth rate after long development due to reduced environmental impact and ever-decreasing photovoltaic panel cost. Meanwhile, distribution networks have to deal with a huge amount and frequent fluctuations of...

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Autores principales:	Xiangqiang Wu, Tamas Kerekes
Formato:	article
Lenguaje:	EN
Publicado:	MDPI AG 2021
Materias:	PV integration energy storage systems flexible active power control frequency regulation Technology T
Acceso en línea:	https://doaj.org/article/00acbfd5c10e418a8cf588a2bac9976c
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spelling	oai:doaj.org-article:00acbfd5c10e418a8cf588a2bac9976c2021-11-11T16:06:09ZFlexible Active Power Control for PV-ESS Systems: A Review10.3390/en142173881996-1073https://doaj.org/article/00acbfd5c10e418a8cf588a2bac9976c2021-11-01T00:00:00Zhttps://www.mdpi.com/1996-1073/14/21/7388https://doaj.org/toc/1996-1073The penetration of solar energy in the modern power system is still increasing with a fast growth rate after long development due to reduced environmental impact and ever-decreasing photovoltaic panel cost. Meanwhile, distribution networks have to deal with a huge amount and frequent fluctuations of power due to the intermittent nature of solar energy, which influences the grid stability and could cause a voltage rise in the low-voltage grid. In order to reduce these fluctuations and ensure a stable and reliable power supply, energy storage systems are introduced, as they can absorb or release energy on demand, which provides more control flexibility for PV systems. At present, storage technologies are still under development and integrated in renewable applications, especially in smart grids, where lowering the cost and enhancing the reliability are the main tasks. This study reviews and discusses several active power control strategies for hybrid PV and energy storage systems that deliver ancillary services for grid support. The technological advancements and developments of energy storage systems in grid-tied PV applications are also reviewed.Xiangqiang WuTamas KerekesMDPI AGarticlePV integrationenergy storage systemsflexible active power controlfrequency regulationTechnologyTENEnergies, Vol 14, Iss 7388, p 7388 (2021)
institution	DOAJ
collection	DOAJ
language	EN
topic	PV integration energy storage systems flexible active power control frequency regulation Technology T
spellingShingle	PV integration energy storage systems flexible active power control frequency regulation Technology T Xiangqiang Wu Tamas Kerekes Flexible Active Power Control for PV-ESS Systems: A Review
description	The penetration of solar energy in the modern power system is still increasing with a fast growth rate after long development due to reduced environmental impact and ever-decreasing photovoltaic panel cost. Meanwhile, distribution networks have to deal with a huge amount and frequent fluctuations of power due to the intermittent nature of solar energy, which influences the grid stability and could cause a voltage rise in the low-voltage grid. In order to reduce these fluctuations and ensure a stable and reliable power supply, energy storage systems are introduced, as they can absorb or release energy on demand, which provides more control flexibility for PV systems. At present, storage technologies are still under development and integrated in renewable applications, especially in smart grids, where lowering the cost and enhancing the reliability are the main tasks. This study reviews and discusses several active power control strategies for hybrid PV and energy storage systems that deliver ancillary services for grid support. The technological advancements and developments of energy storage systems in grid-tied PV applications are also reviewed.
format	article
author	Xiangqiang Wu Tamas Kerekes
author_facet	Xiangqiang Wu Tamas Kerekes
author_sort	Xiangqiang Wu
title	Flexible Active Power Control for PV-ESS Systems: A Review
title_short	Flexible Active Power Control for PV-ESS Systems: A Review
title_full	Flexible Active Power Control for PV-ESS Systems: A Review
title_fullStr	Flexible Active Power Control for PV-ESS Systems: A Review
title_full_unstemmed	Flexible Active Power Control for PV-ESS Systems: A Review
title_sort	flexible active power control for pv-ess systems: a review
publisher	MDPI AG
publishDate	2021
url	https://doaj.org/article/00acbfd5c10e418a8cf588a2bac9976c
work_keys_str_mv	AT xiangqiangwu flexibleactivepowercontrolforpvesssystemsareview AT tamaskerekes flexibleactivepowercontrolforpvesssystemsareview
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Flexible Active Power Control for PV-ESS Systems: A Review

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