Battery Management Systems in Electric and Hybrid Vehicles

The battery management system (BMS) is a critical component of electric and hybrid electric vehicles. The purpose of the BMS is to guarantee safe and reliable battery operation. To maintain the safety and reliability of the battery, state monitoring and evaluation, charge control, and cell balancing...

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Main Authors: Michael Pecht, Kwok L. Tsui, Yinjiao Xing, Eden W. M. Ma
Format: Article
Language:English
Published: MDPI AG 2011-10-01
Series:Energies
Subjects:
Online Access:http://www.mdpi.com/1996-1073/4/11/1840/
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author Michael Pecht
Kwok L. Tsui
Yinjiao Xing
Eden W. M. Ma
author_facet Michael Pecht
Kwok L. Tsui
Yinjiao Xing
Eden W. M. Ma
author_sort Michael Pecht
collection DOAJ
description The battery management system (BMS) is a critical component of electric and hybrid electric vehicles. The purpose of the BMS is to guarantee safe and reliable battery operation. To maintain the safety and reliability of the battery, state monitoring and evaluation, charge control, and cell balancing are functionalities that have been implemented in BMS. As an electrochemical product, a battery acts differently under different operational and environmental conditions. The uncertainty of a battery’s performance poses a challenge to the implementation of these functions. This paper addresses concerns for current BMSs. State evaluation of a battery, including state of charge, state of health, and state of life, is a critical task for a BMS. Through reviewing the latest methodologies for the state evaluation of batteries, the future challenges for BMSs are presented and possible solutions are proposed as well.
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spelling doaj.art-25a2f0c5178a42f8baa0b90156c2aea22022-12-22T04:03:50ZengMDPI AGEnergies1996-10732011-10-014111840185710.3390/en4111840Battery Management Systems in Electric and Hybrid VehiclesMichael PechtKwok L. TsuiYinjiao XingEden W. M. MaThe battery management system (BMS) is a critical component of electric and hybrid electric vehicles. The purpose of the BMS is to guarantee safe and reliable battery operation. To maintain the safety and reliability of the battery, state monitoring and evaluation, charge control, and cell balancing are functionalities that have been implemented in BMS. As an electrochemical product, a battery acts differently under different operational and environmental conditions. The uncertainty of a battery’s performance poses a challenge to the implementation of these functions. This paper addresses concerns for current BMSs. State evaluation of a battery, including state of charge, state of health, and state of life, is a critical task for a BMS. Through reviewing the latest methodologies for the state evaluation of batteries, the future challenges for BMSs are presented and possible solutions are proposed as well.http://www.mdpi.com/1996-1073/4/11/1840/battery management systemlithium-ion batterystate of chargestate of healthstate of life
spellingShingle Michael Pecht
Kwok L. Tsui
Yinjiao Xing
Eden W. M. Ma
Battery Management Systems in Electric and Hybrid Vehicles
Energies
battery management system
lithium-ion battery
state of charge
state of health
state of life
title Battery Management Systems in Electric and Hybrid Vehicles
title_full Battery Management Systems in Electric and Hybrid Vehicles
title_fullStr Battery Management Systems in Electric and Hybrid Vehicles
title_full_unstemmed Battery Management Systems in Electric and Hybrid Vehicles
title_short Battery Management Systems in Electric and Hybrid Vehicles
title_sort battery management systems in electric and hybrid vehicles
topic battery management system
lithium-ion battery
state of charge
state of health
state of life
url http://www.mdpi.com/1996-1073/4/11/1840/
work_keys_str_mv AT michaelpecht batterymanagementsystemsinelectricandhybridvehicles
AT kwokltsui batterymanagementsystemsinelectricandhybridvehicles
AT yinjiaoxing batterymanagementsystemsinelectricandhybridvehicles
AT edenwmma batterymanagementsystemsinelectricandhybridvehicles