Results 1 to 10 of about 691,542 (119)

State-of-Charge Estimation for Lithium-Ion Batteries Using Residual Convolutional Neural Networks [PDF]

Sensors, 2022
State-of-charge (SOC) is a relative quantity that describes the ratio of the remaining capacity to the present maximum available capacity. Accurate SOC estimation is essential for a battery-management system.
Yu-Chun Wang, Nei-Chun Shao, Guan-Wen Chen, Wei-Shen Hsu, Shun-Chi Wu   +4 more
doaj   +2 more sources

State of Charge based Charging Controller with Temperature monitoring system for Lithium ion Battery in Electric Vehicle [PDF]

E3S Web of Conferences, 2023
The battery management system plays a vital role in electric vehicles. Improper charging and discharging of the battery alters the chemical properties of the battery and thereby reduces its lifetime.
A. Guna, S Sharmila Kumari, G Sivapriya
doaj   +1 more source

Lithium-ion battery state-of-charge estimation based on a dual extended Kalman filter and BPNN correction

Connection Science, 2022
It is challenging for a battery management system to estimate the State-Of-Charge (SOC) of batteries. A novel model-based method, using a Dual Extended Kalman Filtering algorithm (DEKF) and Back Propagation Neural Network (BPNN), is proposed to estimate ...
Likun Xing, Liuyi Ling, Xianyuan Wu
doaj   +1 more source

A Systematic Literature Review of State of Health and State of Charge Estimation Methods for Batteries Used in Electric Vehicle Applications

World Electric Vehicle Journal, 2023
In recent years, artificial intelligence and machine learning have captured the attention of researchers and industrialists in order to estimate and predict the state of batteries. The quality of data must be good, and the source of data must be the same
Radhika Swarnkar, Harikrishnan Ramachandran, Sawal Hamid Md Ali, Rani Jabbar   +3 more
doaj   +1 more source

Co-Estimation of State-of-Charge and State-of-Health for High-Capacity Lithium-Ion Batteries

Batteries, 2023
To address the challenges of efficient state monitoring of lithium-ion batteries in electric vehicles, a co-estimation algorithm of state-of-charge (SOC) and state-of-health (SOH) is developed.
Ran Xiong, Shunli Wang, Fei Feng, Chunmei Yu, Yongcun Fan, Wen Cao, Carlos Fernandez   +6 more
doaj   +1 more source

Energy Storage System Modelling For Hybrid Electric Vehicle [PDF]

E3S Web of Conferences
The equivalent circuit model (ECM)-based traditional state-of-charge (SoC) estimate approaches combine all state variables into a single enhanced state vector.
Mohammed G., Srividya Devi P., Durgadevi G., Subramani R., Husain Saif O.   +4 more
doaj   +1 more source

SOC Estimation of Lithium-Ion Battery Based on Equivalent Circuit Model with Variable Parameters

Energies, 2022
The state of charge (SOC) of the battery is an important basis for the battery management system to perform state monitoring and control decisions. In this paper, by identifying the internal parameters of the battery model at different temperatures and ...
Qi Wang, Tian Gao, Xingcan Li
doaj   +1 more source

State of Charge Estimation of a Composite Lithium-Based Battery Model Based on an Improved Extended Kalman Filter Algorithm

Inventions, 2019
The battery State of Charge (SoC) estimation is one of the basic and significant functions for Battery Management System (BMS) in Electric Vehicles (EVs). The SoC is the key to interoperability of various modules and cannot be measured directly.
Ning Ding, Krishnamachar Prasad, Tek Tjing Lie, Jinhui Cui   +3 more
doaj   +1 more source

Calculating Available Charge and Energy of Lithium-Ion Cells Based on OCV and Internal Resistance

Energies, 2022
The design and operation of performant and safe electric vehicles depend on precise knowledge of the behavior of their electrochemical energy storage systems.
Fabian Steger, Jonathan Krogh, Lasantha Meegahapola, Hans-Georg Schweiger   +3 more
doaj   +1 more source

Battery State-Of-Charge Estimation Based on a Dual Unscented Kalman Filter and Fractional Variable-Order Model

Energies, 2017
State-of-charge (SOC) estimation is essential for the safe and effective utilization of lithium-ion batteries. As the SOC cannot be directly measured by sensors, an accurate battery model and a corresponding estimation method is needed.
Ming Cai, Weijie Chen, Xiaojun Tan
doaj   +1 more source