Sizing of Hybrid Power System with varying current type using numerical probabilistic approach

Power Pinch Analysis is an established method to target the design parameter of a Hybrid Power System. This study aims to develop an extended tool known as Probability-Power Pinch Analysis (P-PoPA) using probability theory to simplify the process of Power Pinch Analysis in considering efficiency los...

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Main Authors: Liu, W.H., Wan Alwi, S.R., Hashim, H., Lim, J.S., Mohammad Rozali, N.E., Ho, W.S.
Format: Article
Institution: Universiti Teknologi Petronas
Record Id / ISBN-0: utp-eprints.25712 /
Published: Elsevier Ltd 2016
Online Access: https://www.scopus.com/inward/record.uri?eid=2-s2.0-84998772611&doi=10.1016%2fj.apenergy.2016.06.035&partnerID=40&md5=c91dcdac8ae7cd70385bfbd0b305ae92
http://eprints.utp.edu.my/25712/
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spelling utp-eprints.257122021-08-27T09:20:33Z Sizing of Hybrid Power System with varying current type using numerical probabilistic approach Liu, W.H. Wan Alwi, S.R. Hashim, H. Lim, J.S. Mohammad Rozali, N.E. Ho, W.S. Power Pinch Analysis is an established method to target the design parameter of a Hybrid Power System. This study aims to develop an extended tool known as Probability-Power Pinch Analysis (P-PoPA) using probability theory to simplify the process of Power Pinch Analysis in considering efficiency losses. The method targets for a Hybrid Power System with various current type from generation to demand, generation to storage, or storage to demand. The procedure of the method is illustrated using an electricity-deficit scenario where both AC�DC generation and AC�DC demand are present. The new methodology which adapts the same concept as the Stand-Alone Hybrid System Power Pinch Analysis utilizes data extracted from an ideal (considering no efficiency losses) graphical Power Pinch Analysis and Power Cascade Table and multiplying the extracted data with a probability factor to obtain an estimated target (considering efficiency losses) for the power system. In this study, three design parameters are determined for a system with 208 kW h AC source and 50 kW h DC source and 170 kW h AC demand and 98 kW h DC demand. The external energy that is needed for the system is identified as 38.93 kW h and the energy capacity of energy storage is 42.20 kW h and power capacity of energy storage is 8.79 kW. The result is then compared with the existing cascade analysis, Power Cascade Table and Storage Cascade Table. The determined sizing values have a close estimation to that from cascading analysis (considering efficiency losses), with a maximum percentage difference of 2.3. © 2016 Elsevier Ltd Elsevier Ltd 2016 Article NonPeerReviewed https://www.scopus.com/inward/record.uri?eid=2-s2.0-84998772611&doi=10.1016%2fj.apenergy.2016.06.035&partnerID=40&md5=c91dcdac8ae7cd70385bfbd0b305ae92 Liu, W.H. and Wan Alwi, S.R. and Hashim, H. and Lim, J.S. and Mohammad Rozali, N.E. and Ho, W.S. (2016) Sizing of Hybrid Power System with varying current type using numerical probabilistic approach. Applied Energy, 184 . pp. 1364-1373. http://eprints.utp.edu.my/25712/
institution Universiti Teknologi Petronas
collection UTP Institutional Repository
description Power Pinch Analysis is an established method to target the design parameter of a Hybrid Power System. This study aims to develop an extended tool known as Probability-Power Pinch Analysis (P-PoPA) using probability theory to simplify the process of Power Pinch Analysis in considering efficiency losses. The method targets for a Hybrid Power System with various current type from generation to demand, generation to storage, or storage to demand. The procedure of the method is illustrated using an electricity-deficit scenario where both AC�DC generation and AC�DC demand are present. The new methodology which adapts the same concept as the Stand-Alone Hybrid System Power Pinch Analysis utilizes data extracted from an ideal (considering no efficiency losses) graphical Power Pinch Analysis and Power Cascade Table and multiplying the extracted data with a probability factor to obtain an estimated target (considering efficiency losses) for the power system. In this study, three design parameters are determined for a system with 208 kW h AC source and 50 kW h DC source and 170 kW h AC demand and 98 kW h DC demand. The external energy that is needed for the system is identified as 38.93 kW h and the energy capacity of energy storage is 42.20 kW h and power capacity of energy storage is 8.79 kW. The result is then compared with the existing cascade analysis, Power Cascade Table and Storage Cascade Table. The determined sizing values have a close estimation to that from cascading analysis (considering efficiency losses), with a maximum percentage difference of 2.3. © 2016 Elsevier Ltd
format Article
author Liu, W.H.
Wan Alwi, S.R.
Hashim, H.
Lim, J.S.
Mohammad Rozali, N.E.
Ho, W.S.
spellingShingle Liu, W.H.
Wan Alwi, S.R.
Hashim, H.
Lim, J.S.
Mohammad Rozali, N.E.
Ho, W.S.
Sizing of Hybrid Power System with varying current type using numerical probabilistic approach
author_sort Liu, W.H.
title Sizing of Hybrid Power System with varying current type using numerical probabilistic approach
title_short Sizing of Hybrid Power System with varying current type using numerical probabilistic approach
title_full Sizing of Hybrid Power System with varying current type using numerical probabilistic approach
title_fullStr Sizing of Hybrid Power System with varying current type using numerical probabilistic approach
title_full_unstemmed Sizing of Hybrid Power System with varying current type using numerical probabilistic approach
title_sort sizing of hybrid power system with varying current type using numerical probabilistic approach
publisher Elsevier Ltd
publishDate 2016
url https://www.scopus.com/inward/record.uri?eid=2-s2.0-84998772611&doi=10.1016%2fj.apenergy.2016.06.035&partnerID=40&md5=c91dcdac8ae7cd70385bfbd0b305ae92
http://eprints.utp.edu.my/25712/
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score 11.62408

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