Tractable lithium-ion storage models for optimizing energy systems

Abstract Model-based optimization of energy systems with batteries requires a battery model that is accurate, tractable, and easy to calibrate. Developing such a model is challenging because electrochemical batteries exhibit complex behaviours. In this paper, we propose and evaluate a family of batt...

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Main Authors: Fiodar Kazhamiaka, Catherine Rosenberg, Srinivasan Keshav
Format: Article
Language:English
Published: SpringerOpen 2019-05-01
Series:Energy Informatics
Subjects:
Online Access:http://link.springer.com/article/10.1186/s42162-019-0070-6
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author Fiodar Kazhamiaka
Catherine Rosenberg
Srinivasan Keshav
author_facet Fiodar Kazhamiaka
Catherine Rosenberg
Srinivasan Keshav
author_sort Fiodar Kazhamiaka
collection DOAJ
description Abstract Model-based optimization of energy systems with batteries requires a battery model that is accurate, tractable, and easy to calibrate. Developing such a model is challenging because electrochemical batteries exhibit complex behaviours. In this paper, we propose and evaluate a family of battery models that have different trade-offs between accuracy and complexity. We derive our models from a recently developed battery model, which is accurate and easy to calibrate but is not tractable. We evaluate our models against the commonly-used benchmark tractable model using a set of experiments that characterize the cycling behaviour of two Lithium-ion battery chemistries, as well as dynamic charge/discharge experiments. We further compare the models for two typical energy system applications, solar farm firming and grid regulation, to show the impact of the choice of battery model on the results. Finally, we evaluate the increase in accuracy when battery models are calibrated with the proper operating range.
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spelling doaj.art-c15adaaf086a491e8cd197603d63b8c72022-12-22T01:58:29ZengSpringerOpenEnergy Informatics2520-89422019-05-012112210.1186/s42162-019-0070-6Tractable lithium-ion storage models for optimizing energy systemsFiodar Kazhamiaka0Catherine Rosenberg1Srinivasan Keshav2University of WaterlooUniversity of WaterlooUniversity of WaterlooAbstract Model-based optimization of energy systems with batteries requires a battery model that is accurate, tractable, and easy to calibrate. Developing such a model is challenging because electrochemical batteries exhibit complex behaviours. In this paper, we propose and evaluate a family of battery models that have different trade-offs between accuracy and complexity. We derive our models from a recently developed battery model, which is accurate and easy to calibrate but is not tractable. We evaluate our models against the commonly-used benchmark tractable model using a set of experiments that characterize the cycling behaviour of two Lithium-ion battery chemistries, as well as dynamic charge/discharge experiments. We further compare the models for two typical energy system applications, solar farm firming and grid regulation, to show the impact of the choice of battery model on the results. Finally, we evaluate the increase in accuracy when battery models are calibrated with the proper operating range.http://link.springer.com/article/10.1186/s42162-019-0070-6Battery modelOptimizationEnergy
spellingShingle Fiodar Kazhamiaka
Catherine Rosenberg
Srinivasan Keshav
Tractable lithium-ion storage models for optimizing energy systems
Energy Informatics
Battery model
Optimization
Energy
title Tractable lithium-ion storage models for optimizing energy systems
title_full Tractable lithium-ion storage models for optimizing energy systems
title_fullStr Tractable lithium-ion storage models for optimizing energy systems
title_full_unstemmed Tractable lithium-ion storage models for optimizing energy systems
title_short Tractable lithium-ion storage models for optimizing energy systems
title_sort tractable lithium ion storage models for optimizing energy systems
topic Battery model
Optimization
Energy
url http://link.springer.com/article/10.1186/s42162-019-0070-6
work_keys_str_mv AT fiodarkazhamiaka tractablelithiumionstoragemodelsforoptimizingenergysystems
AT catherinerosenberg tractablelithiumionstoragemodelsforoptimizingenergysystems
AT srinivasankeshav tractablelithiumionstoragemodelsforoptimizingenergysystems