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@article{c939a26da8fc4435b657322b61c28719,
title = "Impact of the Temperature in the Evaluation of Battery Performances During Long-Term Cycling—Characterisation and Modelling",
abstract = "This paper presents the results regarding the thermal characterisation and modelling ofhigh energy lithium-ion battery cells at both room (25 C) and cycling (35 C) temperatures. In thiswork two types of Nickel Manganese Cobalt (NMC) batteries are studied: a fresh (or uncycled) andan aged (or cycled) battery cells. The ageing of the studied NMC battery cells is achieved by meansof accelerated ageing tests (i.e., repetition of numerous charge and discharge cycles) at 35 C cyclingtemperature. Temperature at the surface of the battery cells is characterised, with a set of threedischarge current rates 0.3C (i.e., 6 A), 1C (i.e., 20 A) and 2C (i.e., 40 A), and the evolutions at threedifferent locations on the surface of the battery cells namely, at the top, in the center and at the bottomregions are measured. In addition, temperature and ageing dependent electrochemical-thermalmodelling of the uncycled and cycled battery cells is also successfully accomplished in case of bothroom and cycling temperatures. Numerical simulations were carried out in case of high 2C constantcurrent rate, and the assessment of the modelling accuracy by comparison of the predicted batterycells voltage and temperature with respect to the experimental data is further presented. With thispaper, thermal performances of battery cells prior and after long-term cycling are evaluated at thecycling temperature, next to the ambient temperature. Hence, thermal characterisation and modellingresults are more closely reflecting that encountered by the battery cells in real cycling conditions,so that their performances are believed in this way to be more objectively evaluated.",
keywords = "Characterisation, Lithium-ion batteries, Long-term cycling, Modelling, Thermal",
author = "Odile Capron and Joris Jaguemont and Rahul Gopalakrishnan and {Van Den Bossche}, Peter and Noshin Omar and {Van Mierlo}, Joeri",
year = "2018",
month = "8",
day = "13",
doi = "10.3390/app8081364",
language = "English",
volume = "8",
pages = "1364",
journal = "Applied Sciences",
issn = "2076-3417",
publisher = "MDPI",
number = "8",

}

RIS

TY - JOUR

T1 - Impact of the Temperature in the Evaluation of Battery Performances During Long-Term Cycling—Characterisation and Modelling

AU - Capron, Odile

AU - Jaguemont, Joris

AU - Gopalakrishnan, Rahul

AU - Van Den Bossche, Peter

AU - Omar, Noshin

AU - Van Mierlo, Joeri

PY - 2018/8/13

Y1 - 2018/8/13

N2 - This paper presents the results regarding the thermal characterisation and modelling ofhigh energy lithium-ion battery cells at both room (25 C) and cycling (35 C) temperatures. In thiswork two types of Nickel Manganese Cobalt (NMC) batteries are studied: a fresh (or uncycled) andan aged (or cycled) battery cells. The ageing of the studied NMC battery cells is achieved by meansof accelerated ageing tests (i.e., repetition of numerous charge and discharge cycles) at 35 C cyclingtemperature. Temperature at the surface of the battery cells is characterised, with a set of threedischarge current rates 0.3C (i.e., 6 A), 1C (i.e., 20 A) and 2C (i.e., 40 A), and the evolutions at threedifferent locations on the surface of the battery cells namely, at the top, in the center and at the bottomregions are measured. In addition, temperature and ageing dependent electrochemical-thermalmodelling of the uncycled and cycled battery cells is also successfully accomplished in case of bothroom and cycling temperatures. Numerical simulations were carried out in case of high 2C constantcurrent rate, and the assessment of the modelling accuracy by comparison of the predicted batterycells voltage and temperature with respect to the experimental data is further presented. With thispaper, thermal performances of battery cells prior and after long-term cycling are evaluated at thecycling temperature, next to the ambient temperature. Hence, thermal characterisation and modellingresults are more closely reflecting that encountered by the battery cells in real cycling conditions,so that their performances are believed in this way to be more objectively evaluated.

AB - This paper presents the results regarding the thermal characterisation and modelling ofhigh energy lithium-ion battery cells at both room (25 C) and cycling (35 C) temperatures. In thiswork two types of Nickel Manganese Cobalt (NMC) batteries are studied: a fresh (or uncycled) andan aged (or cycled) battery cells. The ageing of the studied NMC battery cells is achieved by meansof accelerated ageing tests (i.e., repetition of numerous charge and discharge cycles) at 35 C cyclingtemperature. Temperature at the surface of the battery cells is characterised, with a set of threedischarge current rates 0.3C (i.e., 6 A), 1C (i.e., 20 A) and 2C (i.e., 40 A), and the evolutions at threedifferent locations on the surface of the battery cells namely, at the top, in the center and at the bottomregions are measured. In addition, temperature and ageing dependent electrochemical-thermalmodelling of the uncycled and cycled battery cells is also successfully accomplished in case of bothroom and cycling temperatures. Numerical simulations were carried out in case of high 2C constantcurrent rate, and the assessment of the modelling accuracy by comparison of the predicted batterycells voltage and temperature with respect to the experimental data is further presented. With thispaper, thermal performances of battery cells prior and after long-term cycling are evaluated at thecycling temperature, next to the ambient temperature. Hence, thermal characterisation and modellingresults are more closely reflecting that encountered by the battery cells in real cycling conditions,so that their performances are believed in this way to be more objectively evaluated.

KW - Characterisation

KW - Lithium-ion batteries

KW - Long-term cycling

KW - Modelling

KW - Thermal

UR - http://www.scopus.com/inward/record.url?scp=85051529410&partnerID=8YFLogxK

U2 - 10.3390/app8081364

DO - 10.3390/app8081364

M3 - Article

VL - 8

SP - 1364

JO - Applied Sciences

JF - Applied Sciences

SN - 2076-3417

IS - 8

M1 - 1364

ER -

ID: 39190333