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Abstract Battery’s dynamics need to be modeled accurately for effective battery management. A nengineering modeling method for power battery dynamics is proposed. This method is based on the internal physical-chemical mechanism of the battery dynamics and the nonlinearity of battery’s constant current characteristics. The core of the proposed method includes a model consisting of a constant current curve and an equivalent circuit model, and a set of procedures, i.e.battery test and data processing, for obtainingthe modelparameters. Compared with existing methods, the proposed method has better accuracy and wider applications, and is easier to be implemented.
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Received: 29 April 2015
Published: 12 July 2016
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