A Li-Ion Battery Thermal Management System Combining a Heat Pipe and Thermoelectric Cooler

The temperature of electric vehicle batteries needs to be controlled through a thermal management system to ensure working performance, service life, and safety. In this paper, TAFEL-LAE895 100Ah ternary Li-ion batteries were used, and discharging experiments at different rates were conducted to stu...

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Main Authors: Chuanwei Zhang, Zhan Xia, Bin Wang, Huaibin Gao, Shangrui Chen, Shouchao Zong, Kunxin Luo
Format: Article
Language:English
Published: MDPI AG 2020-02-01
Series:Energies
Subjects:
Online Access:https://www.mdpi.com/1996-1073/13/4/841
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author Chuanwei Zhang
Zhan Xia
Bin Wang
Huaibin Gao
Shangrui Chen
Shouchao Zong
Kunxin Luo
author_facet Chuanwei Zhang
Zhan Xia
Bin Wang
Huaibin Gao
Shangrui Chen
Shouchao Zong
Kunxin Luo
author_sort Chuanwei Zhang
collection DOAJ
description The temperature of electric vehicle batteries needs to be controlled through a thermal management system to ensure working performance, service life, and safety. In this paper, TAFEL-LAE895 100Ah ternary Li-ion batteries were used, and discharging experiments at different rates were conducted to study the surface temperature increasing characteristics of the battery. To dissipate heat, heat pipes with high thermal conductivity were used to accelerate dissipating heat on the surface of the battery. We found that the heat pipe was sufficient to keep the battery temperature within the desired range with a midlevel discharge rate. For further improvement, an additional thermoelectric cooler was needed for a high discharge rate. Simulations were completed with a battery management system based on a heat pipe and with a combined heat pipe and thermoelectric cooler, and the results were in line with the experimental results. The findings show that the combined system can effectively reduce the surface temperature of a battery within the full range of discharge rates expected in the battery used.
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spelling doaj.art-19bed4ee1c704073b736e8c4841144832022-12-22T04:01:19ZengMDPI AGEnergies1996-10732020-02-0113484110.3390/en13040841en13040841A Li-Ion Battery Thermal Management System Combining a Heat Pipe and Thermoelectric CoolerChuanwei Zhang0Zhan Xia1Bin Wang2Huaibin Gao3Shangrui Chen4Shouchao Zong5Kunxin Luo6School of Mechanical Engineering, Xi’an University of Science and Technology, Xi’an 710054, ChinaSchool of Mechanical Engineering, Xi’an University of Science and Technology, Xi’an 710054, ChinaCollege of Engineering, Design and Physical Sciences, Brunel University, London UB8 3PH, UKSchool of Mechanical Engineering, Xi’an University of Science and Technology, Xi’an 710054, ChinaSchool of Mechanical Engineering, Xi’an University of Science and Technology, Xi’an 710054, ChinaSchool of Mechanical Engineering, Xi’an University of Science and Technology, Xi’an 710054, ChinaSchool of Mechanical Engineering, Xi’an University of Science and Technology, Xi’an 710054, ChinaThe temperature of electric vehicle batteries needs to be controlled through a thermal management system to ensure working performance, service life, and safety. In this paper, TAFEL-LAE895 100Ah ternary Li-ion batteries were used, and discharging experiments at different rates were conducted to study the surface temperature increasing characteristics of the battery. To dissipate heat, heat pipes with high thermal conductivity were used to accelerate dissipating heat on the surface of the battery. We found that the heat pipe was sufficient to keep the battery temperature within the desired range with a midlevel discharge rate. For further improvement, an additional thermoelectric cooler was needed for a high discharge rate. Simulations were completed with a battery management system based on a heat pipe and with a combined heat pipe and thermoelectric cooler, and the results were in line with the experimental results. The findings show that the combined system can effectively reduce the surface temperature of a battery within the full range of discharge rates expected in the battery used.https://www.mdpi.com/1996-1073/13/4/841thermal managementli-ion batteryheat pipethermoelectric cooler
spellingShingle Chuanwei Zhang
Zhan Xia
Bin Wang
Huaibin Gao
Shangrui Chen
Shouchao Zong
Kunxin Luo
A Li-Ion Battery Thermal Management System Combining a Heat Pipe and Thermoelectric Cooler
Energies
thermal management
li-ion battery
heat pipe
thermoelectric cooler
title A Li-Ion Battery Thermal Management System Combining a Heat Pipe and Thermoelectric Cooler
title_full A Li-Ion Battery Thermal Management System Combining a Heat Pipe and Thermoelectric Cooler
title_fullStr A Li-Ion Battery Thermal Management System Combining a Heat Pipe and Thermoelectric Cooler
title_full_unstemmed A Li-Ion Battery Thermal Management System Combining a Heat Pipe and Thermoelectric Cooler
title_short A Li-Ion Battery Thermal Management System Combining a Heat Pipe and Thermoelectric Cooler
title_sort li ion battery thermal management system combining a heat pipe and thermoelectric cooler
topic thermal management
li-ion battery
heat pipe
thermoelectric cooler
url https://www.mdpi.com/1996-1073/13/4/841
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