Coordinated Control of PV-Ultracapacitor System for Enhanced Operation Under Variable Solar Irradiance and Short-Term Voltage Dips

Utilization of an ultracapacitor (UC)-based energy storage device can provide one of the most efficient solutions for short-term operational challenges in grid-connected photovoltaic (PV) systems. This paper proposes an algorithm for coordinated control of PV and ultracapacitor-based energy storage...

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Main Authors: Naresh Palla, V. Seshadri Sravan Kumar
Format: Article
Language:English
Published: IEEE 2020-01-01
Series:IEEE Access
Subjects:
Online Access:https://ieeexplore.ieee.org/document/9269366/
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author Naresh Palla
V. Seshadri Sravan Kumar
author_facet Naresh Palla
V. Seshadri Sravan Kumar
author_sort Naresh Palla
collection DOAJ
description Utilization of an ultracapacitor (UC)-based energy storage device can provide one of the most efficient solutions for short-term operational challenges in grid-connected photovoltaic (PV) systems. This paper proposes an algorithm for coordinated control of PV and ultracapacitor-based energy storage system to minimize the effects of sudden changes in solar irradiance and the presence of low voltages at the point of common coupling. In addition, this work proposes an improved multi-mode operational scheme for control of an ultracapacitor-based energy storage system that takes into consideration various associated limits during charging and discharging modes. The effectiveness of the proposed algorithm in mitigating the impacts of low voltages and short term changes in irradiance is demonstrated using simulation analysis carried out on the modified Consortium for Electric Reliability Technology Solutions (CERTS) microgrid testbed.
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spelling doaj.art-9ea1afe40ac84f669ae250e82ed998272022-12-21T22:50:26ZengIEEEIEEE Access2169-35362020-01-01821180921181910.1109/ACCESS.2020.30400589269366Coordinated Control of PV-Ultracapacitor System for Enhanced Operation Under Variable Solar Irradiance and Short-Term Voltage DipsNaresh Palla0https://orcid.org/0000-0003-3417-1441V. Seshadri Sravan Kumar1https://orcid.org/0000-0001-9907-5499Department of Electrical Engineering, Indian Institute of Technology (IIT) Hyderabad, Hyderabad, IndiaDepartment of Electrical Engineering, Indian Institute of Technology (IIT) Hyderabad, Hyderabad, IndiaUtilization of an ultracapacitor (UC)-based energy storage device can provide one of the most efficient solutions for short-term operational challenges in grid-connected photovoltaic (PV) systems. This paper proposes an algorithm for coordinated control of PV and ultracapacitor-based energy storage system to minimize the effects of sudden changes in solar irradiance and the presence of low voltages at the point of common coupling. In addition, this work proposes an improved multi-mode operational scheme for control of an ultracapacitor-based energy storage system that takes into consideration various associated limits during charging and discharging modes. The effectiveness of the proposed algorithm in mitigating the impacts of low voltages and short term changes in irradiance is demonstrated using simulation analysis carried out on the modified Consortium for Electric Reliability Technology Solutions (CERTS) microgrid testbed.https://ieeexplore.ieee.org/document/9269366/Distribution systemsweak gridphotovoltaic systemsultracapacitors
spellingShingle Naresh Palla
V. Seshadri Sravan Kumar
Coordinated Control of PV-Ultracapacitor System for Enhanced Operation Under Variable Solar Irradiance and Short-Term Voltage Dips
IEEE Access
Distribution systems
weak grid
photovoltaic systems
ultracapacitors
title Coordinated Control of PV-Ultracapacitor System for Enhanced Operation Under Variable Solar Irradiance and Short-Term Voltage Dips
title_full Coordinated Control of PV-Ultracapacitor System for Enhanced Operation Under Variable Solar Irradiance and Short-Term Voltage Dips
title_fullStr Coordinated Control of PV-Ultracapacitor System for Enhanced Operation Under Variable Solar Irradiance and Short-Term Voltage Dips
title_full_unstemmed Coordinated Control of PV-Ultracapacitor System for Enhanced Operation Under Variable Solar Irradiance and Short-Term Voltage Dips
title_short Coordinated Control of PV-Ultracapacitor System for Enhanced Operation Under Variable Solar Irradiance and Short-Term Voltage Dips
title_sort coordinated control of pv ultracapacitor system for enhanced operation under variable solar irradiance and short term voltage dips
topic Distribution systems
weak grid
photovoltaic systems
ultracapacitors
url https://ieeexplore.ieee.org/document/9269366/
work_keys_str_mv AT nareshpalla coordinatedcontrolofpvultracapacitorsystemforenhancedoperationundervariablesolarirradianceandshorttermvoltagedips
AT vseshadrisravankumar coordinatedcontrolofpvultracapacitorsystemforenhancedoperationundervariablesolarirradianceandshorttermvoltagedips