Optimization of liquid cooling and heat dissipation system of lithium-ion battery packs of automobile

A stable and efficient cooling and heat dissipation system of lithium battery pack is very important for electric vehicles. The temperature uniformity design of the battery packs has become essential. In this paper, an optimization design framework is proposed to minimize the maximum temperature dif...

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Main Authors: Huanwei Xu, Xin Zhang, Ge Xiang, Hao Li
Format: Article
Language:English
Published: Elsevier 2021-08-01
Series:Case Studies in Thermal Engineering
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2214157X21001751
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author Huanwei Xu
Xin Zhang
Ge Xiang
Hao Li
author_facet Huanwei Xu
Xin Zhang
Ge Xiang
Hao Li
author_sort Huanwei Xu
collection DOAJ
description A stable and efficient cooling and heat dissipation system of lithium battery pack is very important for electric vehicles. The temperature uniformity design of the battery packs has become essential. In this paper, an optimization design framework is proposed to minimize the maximum temperature difference (MTD) of automotive lithium battery pack. Firstly, the cooling channels of two cooling and heat dissipation structures are analyzed: serpentine cooling channel and U-shaped cooling channel. The results show that the serpentine cooling channel has better cooling effect. Secondly, the adaptive ensemble of surrogate models based on an improved particle swarm optimization algorithm is proposed to aid the optimization design of the serpentine cooling channel. The results show that the maximum temperature difference of the optimized scheme is reduced by 7.49% compared with the initial scheme, and the temperature field distribution of the lithium battery pack is more uniform. The proposed optimization design framework has certain guiding significance for the liquid cooling design of the battery packs.
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spelling doaj.art-1553dd16596c439c9ddf551eafcf9fdd2022-12-21T22:47:55ZengElsevierCase Studies in Thermal Engineering2214-157X2021-08-0126101012Optimization of liquid cooling and heat dissipation system of lithium-ion battery packs of automobileHuanwei Xu0Xin Zhang1Ge Xiang2Hao Li3Corresponding author.; School of Mechanical and Electrical Engineering, University of Electronic Science and Technology of China Chengdu, 611731, ChinaSchool of Mechanical and Electrical Engineering, University of Electronic Science and Technology of China Chengdu, 611731, ChinaSchool of Mechanical and Electrical Engineering, University of Electronic Science and Technology of China Chengdu, 611731, ChinaSchool of Mechanical and Electrical Engineering, University of Electronic Science and Technology of China Chengdu, 611731, ChinaA stable and efficient cooling and heat dissipation system of lithium battery pack is very important for electric vehicles. The temperature uniformity design of the battery packs has become essential. In this paper, an optimization design framework is proposed to minimize the maximum temperature difference (MTD) of automotive lithium battery pack. Firstly, the cooling channels of two cooling and heat dissipation structures are analyzed: serpentine cooling channel and U-shaped cooling channel. The results show that the serpentine cooling channel has better cooling effect. Secondly, the adaptive ensemble of surrogate models based on an improved particle swarm optimization algorithm is proposed to aid the optimization design of the serpentine cooling channel. The results show that the maximum temperature difference of the optimized scheme is reduced by 7.49% compared with the initial scheme, and the temperature field distribution of the lithium battery pack is more uniform. The proposed optimization design framework has certain guiding significance for the liquid cooling design of the battery packs.http://www.sciencedirect.com/science/article/pii/S2214157X21001751Lithium batteryLiquid cooling and heat dissipation systemMaximum temperature differenceEnsemble of surrogate modelsOptimal design
spellingShingle Huanwei Xu
Xin Zhang
Ge Xiang
Hao Li
Optimization of liquid cooling and heat dissipation system of lithium-ion battery packs of automobile
Case Studies in Thermal Engineering
Lithium battery
Liquid cooling and heat dissipation system
Maximum temperature difference
Ensemble of surrogate models
Optimal design
title Optimization of liquid cooling and heat dissipation system of lithium-ion battery packs of automobile
title_full Optimization of liquid cooling and heat dissipation system of lithium-ion battery packs of automobile
title_fullStr Optimization of liquid cooling and heat dissipation system of lithium-ion battery packs of automobile
title_full_unstemmed Optimization of liquid cooling and heat dissipation system of lithium-ion battery packs of automobile
title_short Optimization of liquid cooling and heat dissipation system of lithium-ion battery packs of automobile
title_sort optimization of liquid cooling and heat dissipation system of lithium ion battery packs of automobile
topic Lithium battery
Liquid cooling and heat dissipation system
Maximum temperature difference
Ensemble of surrogate models
Optimal design
url http://www.sciencedirect.com/science/article/pii/S2214157X21001751
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