New Clearing Model to Mitigate the Non-Convexity in European Day-ahead Electricity Market

Nowadays, the payment scheme of European Day-Ahead Market is based on the market clearing price by running the Pan-European Hybrid Electricity Market Integration Algorithm. However, this conventional payment scheme is challenging because of the non-convexity and the short computation time requiremen...

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Main Authors: Le Hong Lam, Valentin Ilea, Cristian Bovo
Format: Article
Language:English
Published: MDPI AG 2020-09-01
Series:Energies
Subjects:
Online Access:https://www.mdpi.com/1996-1073/13/18/4716
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author Le Hong Lam
Valentin Ilea
Cristian Bovo
author_facet Le Hong Lam
Valentin Ilea
Cristian Bovo
author_sort Le Hong Lam
collection DOAJ
description Nowadays, the payment scheme of European Day-Ahead Market is based on the market clearing price by running the Pan-European Hybrid Electricity Market Integration Algorithm. However, this conventional payment scheme is challenging because of the non-convexity and the short computation time requirement. Thus, the aim of this work is to propose a new clearing model in order to mitigate this challenge. The model is based on make-whole payment mechanism and it includes two major steps: (i) maximizing social welfare and (ii) achieving a Walrasian equilibrium by the “minimum-uplift approach”. The proposed model is validated and investigated by two case studies: one is an artificially created Day-Ahead Market session containing all type of bids encountered in Europe and containing a very large number of bids to stress the algorithm and the other is a reduced, but realistic, model of European market where real data from February to December of 2017 were considered. The tests show a consistent improvement of the numerical performances of the proposed model with respect to the conventional one while the economic performance is not altered, but is slightly improved. Moreover, because the tests are based on real data during a long period of time, the results show that proposed model is very promising for the real application.
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spelling doaj.art-62325394807a4a1fa84567a22cfa1dbe2023-11-20T13:13:40ZengMDPI AGEnergies1996-10732020-09-011318471610.3390/en13184716New Clearing Model to Mitigate the Non-Convexity in European Day-ahead Electricity MarketLe Hong Lam0Valentin Ilea1Cristian Bovo2Faculty of Electrical Engineering, The University of Danang—University of Science and Technology, 54 Nguyen Luong Bang, Danang 550000, VietnamDepartment of Energy, Politecnico di Milano, Via LaMasa, 34, 20156 Milano, ItalyDepartment of Energy, Politecnico di Milano, Via LaMasa, 34, 20156 Milano, ItalyNowadays, the payment scheme of European Day-Ahead Market is based on the market clearing price by running the Pan-European Hybrid Electricity Market Integration Algorithm. However, this conventional payment scheme is challenging because of the non-convexity and the short computation time requirement. Thus, the aim of this work is to propose a new clearing model in order to mitigate this challenge. The model is based on make-whole payment mechanism and it includes two major steps: (i) maximizing social welfare and (ii) achieving a Walrasian equilibrium by the “minimum-uplift approach”. The proposed model is validated and investigated by two case studies: one is an artificially created Day-Ahead Market session containing all type of bids encountered in Europe and containing a very large number of bids to stress the algorithm and the other is a reduced, but realistic, model of European market where real data from February to December of 2017 were considered. The tests show a consistent improvement of the numerical performances of the proposed model with respect to the conventional one while the economic performance is not altered, but is slightly improved. Moreover, because the tests are based on real data during a long period of time, the results show that proposed model is very promising for the real application.https://www.mdpi.com/1996-1073/13/18/4716European electricity marketEUPHEMIAWalrasian equilibriumnon-convexitynon-uniform price
spellingShingle Le Hong Lam
Valentin Ilea
Cristian Bovo
New Clearing Model to Mitigate the Non-Convexity in European Day-ahead Electricity Market
Energies
European electricity market
EUPHEMIA
Walrasian equilibrium
non-convexity
non-uniform price
title New Clearing Model to Mitigate the Non-Convexity in European Day-ahead Electricity Market
title_full New Clearing Model to Mitigate the Non-Convexity in European Day-ahead Electricity Market
title_fullStr New Clearing Model to Mitigate the Non-Convexity in European Day-ahead Electricity Market
title_full_unstemmed New Clearing Model to Mitigate the Non-Convexity in European Day-ahead Electricity Market
title_short New Clearing Model to Mitigate the Non-Convexity in European Day-ahead Electricity Market
title_sort new clearing model to mitigate the non convexity in european day ahead electricity market
topic European electricity market
EUPHEMIA
Walrasian equilibrium
non-convexity
non-uniform price
url https://www.mdpi.com/1996-1073/13/18/4716
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AT valentinilea newclearingmodeltomitigatethenonconvexityineuropeandayaheadelectricitymarket
AT cristianbovo newclearingmodeltomitigatethenonconvexityineuropeandayaheadelectricitymarket