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Journal ArticleDOI

State-of-charge estimation of lithium-ion batteries using LSTM and UKF

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TLDR
A long short-term memory – recurrent neural network is proposed to model the sophisticated battery behaviors under varying temperatures and estimate battery SOC from voltage, current, and temperature variables and provides a satisfying SOC estimation under other temperatures which have no data trained before.
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This article is published in Energy.The article was published on 2020-06-15. It has received 165 citations till now. The article focuses on the topics: State of charge & Battery (electricity).

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Citations
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Journal ArticleDOI

Intelligent algorithms and control strategies for battery management system in electric vehicles: Progress, challenges and future outlook

TL;DR: A comprehensive review of different intelligent approaches and control schemes of the battery management system in electric vehicle applications concerning their features, structure, configuration, accuracy, advantages, and disadvantages is delivered.
Journal ArticleDOI

State-of-charge estimation of LiFePO4 batteries in electric vehicles: A deep-learning enabled approach

TL;DR: A deep neural network (DNN) based method is proposed to estimate SOC with only 10-min charging voltage and current data as the input, which enables fast and accurate SOC estimation with an error of less than 2.03% over the entire battery SOC range.
Journal ArticleDOI

A review on online state of charge and state of health estimation for lithium-ion batteries in electric vehicles

TL;DR: A review of the state-of-the-art online SOC and SOH evaluation technologies published within the recent five years in view of their advantages and limitations and suggests future work in the real-time battery management technology.
Journal ArticleDOI

A method for state-of-charge estimation of lithium-ion batteries based on PSO-LSTM

TL;DR: A long short-term memory neural network based on particle swarm optimization (PSO-LSTM), where the key parameters of LSTM are optimized by PSO algorithm, so that the data characteristics of lithium-ion battery can match the network topology.
Journal ArticleDOI

State of charge estimation for lithium-ion battery based on an Intelligent Adaptive Extended Kalman Filter with improved noise estimator

TL;DR: In this paper, the authors proposed an intelligent adaptive extended Kalman filter (IAEKF) method that can detect the moment of distribution change of EIS by the maximum likelihood function and then, the ICM is updated based on the EIS after that moment to improve the SOC estimation accuracy.
References
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Proceedings Article

Adam: A Method for Stochastic Optimization

TL;DR: This work introduces Adam, an algorithm for first-order gradient-based optimization of stochastic objective functions, based on adaptive estimates of lower-order moments, and provides a regret bound on the convergence rate that is comparable to the best known results under the online convex optimization framework.
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Long short-term memory

TL;DR: A novel, efficient, gradient based method called long short-term memory (LSTM) is introduced, which can learn to bridge minimal time lags in excess of 1000 discrete-time steps by enforcing constant error flow through constant error carousels within special units.
Journal Article

Dropout: a simple way to prevent neural networks from overfitting

TL;DR: It is shown that dropout improves the performance of neural networks on supervised learning tasks in vision, speech recognition, document classification and computational biology, obtaining state-of-the-art results on many benchmark data sets.
Journal ArticleDOI

Learning long-term dependencies with gradient descent is difficult

TL;DR: This work shows why gradient based learning algorithms face an increasingly difficult problem as the duration of the dependencies to be captured increases, and exposes a trade-off between efficient learning by gradient descent and latching on information for long periods.
Journal ArticleDOI

Unscented filtering and nonlinear estimation

TL;DR: The motivation, development, use, and implications of the UT are reviewed, which show it to be more accurate, easier to implement, and uses the same order of calculations as linearization.
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