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Article

Abstract

Using a dynamic optimization method, the optimum charge currents as a function of cycle number during cycling for the lithium-ion cell are obtained. A single particle physics-based model, which includes capacity fade, was applied to simulate the cell performance under low earth-orbit (LEO) cycling conditions. Useful cell life is defined as the number of cycles before the end of discharge voltage drops below 3.0 V or the cell discharge capacity becomes less than 20% of the original discharge capacity. The simulated useful cell life can be increased by ∼29.28% by varying the charge current.

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© The Electrochemical Society, Inc. 2010. All rights reserved. Except as provided under U.S. copyright law, this work may not be reproduced, resold, distributed, or modified without the express permission of The Electrochemical Society (ECS). The archival version of this work was published in

Rahimian, S.K., Rayman, S.C., & White, R.E. (2010). Maximizing the Life of a Lithium-Ion Cell by Optimization of Charging Rates. Journal of the Electrochemical Society, 157(12): A1302-A1308.

Publisher’s Version: http://dx.doi.org/10.1149/1.3491367

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