Optimal Sizing and Assessment of a Renewable Rich Standalone Hybrid Microgrid Considering Conventional Dispatch Methodologies

This paper presents an evaluation of the optimized design of an off-grid hybrid microgrid for alternative load dispatch algorithms with the determination of the most optimal sizing of each equipment, analyzing the voltage and frequency outputs and various costs of the proposed microgrids. Kushighat...

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Autores principales:	Md. Fatin Ishraque, Sk. A. Shezan, Md. Sohel Rana, S. M. Muyeen, Akhlaqur Rahman, Liton Chandra Paul, Md. Shafiul Islam
Formato:	article
Lenguaje:	EN
Publicado:	MDPI AG 2021
Materias:	techno-economic study dispatch methodology renewable optimization hybrid microgrid power system response Environmental effects of industries and plants TD194-195 Renewable energy sources TJ807-830 Environmental sciences GE1-350
Acceso en línea:	https://doaj.org/article/4b07972f3c714576a2fb1a4770ec805f
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spelling	oai:doaj.org-article:4b07972f3c714576a2fb1a4770ec805f2021-11-25T19:03:56ZOptimal Sizing and Assessment of a Renewable Rich Standalone Hybrid Microgrid Considering Conventional Dispatch Methodologies10.3390/su1322127342071-1050https://doaj.org/article/4b07972f3c714576a2fb1a4770ec805f2021-11-01T00:00:00Zhttps://www.mdpi.com/2071-1050/13/22/12734https://doaj.org/toc/2071-1050This paper presents an evaluation of the optimized design of an off-grid hybrid microgrid for alternative load dispatch algorithms with the determination of the most optimal sizing of each equipment, analyzing the voltage and frequency outputs and various costs of the proposed microgrids. Kushighat and Rajendro Bazar, two geographical locations in Bangladesh have been taken as test sites. The proposed microgrids incorporating diesel generator, renewable resources, storage device, and 23.31 kW of demand have been optimized for five conventional load dispatch methodologies: HOMER predictive dispatch, Load Following, Generator Order, Cycle Charging, and Combined Dispatch to reduce the system’s net present cost, gas discharge and cost of energy. HOMER (Hybrid Optimization of Multiple Electric Renewables) software has been used for the analysis to determine the optimal sizes and costing and the voltage-frequency performances of the microgrids are analyzed using MATLAB/Simulink. From our analysis, load following is determined as the superior approach with a minimum operating cost of 3738 USD, net present cost of 152,023 USD, CO<sub>2</sub> discharge of 3375 kg/year and cost of energy of 0.208 USD /kWh along with a steady voltage-frequency output. Combined dispatch is determined as the worst strategy for the proposed microgrids with the highest energy cost of 0.532 USD /kWh, the operational cost of 15,394 USD, net present cost of 415,030 USD, and high CO<sub>2</sub> discharge. At the end of this work, a comparative analysis between the proposed design, another hybrid, and traditional generation plant is also presented. The findings of this work will be appropriate for any location with an identical demand profile and meteorological estate.Md. Fatin IshraqueSk. A. ShezanMd. Sohel RanaS. M. MuyeenAkhlaqur RahmanLiton Chandra PaulMd. Shafiul IslamMDPI AGarticletechno-economic studydispatch methodologyrenewableoptimizationhybrid microgridpower system responseEnvironmental effects of industries and plantsTD194-195Renewable energy sourcesTJ807-830Environmental sciencesGE1-350ENSustainability, Vol 13, Iss 12734, p 12734 (2021)
institution	DOAJ
collection	DOAJ
language	EN
topic	techno-economic study dispatch methodology renewable optimization hybrid microgrid power system response Environmental effects of industries and plants TD194-195 Renewable energy sources TJ807-830 Environmental sciences GE1-350
spellingShingle	techno-economic study dispatch methodology renewable optimization hybrid microgrid power system response Environmental effects of industries and plants TD194-195 Renewable energy sources TJ807-830 Environmental sciences GE1-350 Md. Fatin Ishraque Sk. A. Shezan Md. Sohel Rana S. M. Muyeen Akhlaqur Rahman Liton Chandra Paul Md. Shafiul Islam Optimal Sizing and Assessment of a Renewable Rich Standalone Hybrid Microgrid Considering Conventional Dispatch Methodologies
description	This paper presents an evaluation of the optimized design of an off-grid hybrid microgrid for alternative load dispatch algorithms with the determination of the most optimal sizing of each equipment, analyzing the voltage and frequency outputs and various costs of the proposed microgrids. Kushighat and Rajendro Bazar, two geographical locations in Bangladesh have been taken as test sites. The proposed microgrids incorporating diesel generator, renewable resources, storage device, and 23.31 kW of demand have been optimized for five conventional load dispatch methodologies: HOMER predictive dispatch, Load Following, Generator Order, Cycle Charging, and Combined Dispatch to reduce the system’s net present cost, gas discharge and cost of energy. HOMER (Hybrid Optimization of Multiple Electric Renewables) software has been used for the analysis to determine the optimal sizes and costing and the voltage-frequency performances of the microgrids are analyzed using MATLAB/Simulink. From our analysis, load following is determined as the superior approach with a minimum operating cost of 3738 USD, net present cost of 152,023 USD, CO<sub>2</sub> discharge of 3375 kg/year and cost of energy of 0.208 USD /kWh along with a steady voltage-frequency output. Combined dispatch is determined as the worst strategy for the proposed microgrids with the highest energy cost of 0.532 USD /kWh, the operational cost of 15,394 USD, net present cost of 415,030 USD, and high CO<sub>2</sub> discharge. At the end of this work, a comparative analysis between the proposed design, another hybrid, and traditional generation plant is also presented. The findings of this work will be appropriate for any location with an identical demand profile and meteorological estate.
format	article
author	Md. Fatin Ishraque Sk. A. Shezan Md. Sohel Rana S. M. Muyeen Akhlaqur Rahman Liton Chandra Paul Md. Shafiul Islam
author_facet	Md. Fatin Ishraque Sk. A. Shezan Md. Sohel Rana S. M. Muyeen Akhlaqur Rahman Liton Chandra Paul Md. Shafiul Islam
author_sort	Md. Fatin Ishraque
title	Optimal Sizing and Assessment of a Renewable Rich Standalone Hybrid Microgrid Considering Conventional Dispatch Methodologies
title_short	Optimal Sizing and Assessment of a Renewable Rich Standalone Hybrid Microgrid Considering Conventional Dispatch Methodologies
title_full	Optimal Sizing and Assessment of a Renewable Rich Standalone Hybrid Microgrid Considering Conventional Dispatch Methodologies
title_fullStr	Optimal Sizing and Assessment of a Renewable Rich Standalone Hybrid Microgrid Considering Conventional Dispatch Methodologies
title_full_unstemmed	Optimal Sizing and Assessment of a Renewable Rich Standalone Hybrid Microgrid Considering Conventional Dispatch Methodologies
title_sort	optimal sizing and assessment of a renewable rich standalone hybrid microgrid considering conventional dispatch methodologies
publisher	MDPI AG
publishDate	2021
url	https://doaj.org/article/4b07972f3c714576a2fb1a4770ec805f
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_version_	1718410338192326656

Optimal Sizing and Assessment of a Renewable Rich Standalone Hybrid Microgrid Considering Conventional Dispatch Methodologies

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