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Drive cycle energy efficiency of fuel cell/supercapacitor passive hybrid vehicle system

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Drive cycle energy efficiency of fuel cell/supercapacitor passive hybrid vehicle system. / Xun, Qian; Liu, Yujing; Huang, Xiaoliang et al.
In: IEEE Transactions on Industry Applications, Vol. 57, No. 1, 31.01.2021, p. 894-903.

Research output: Contribution to Journal/MagazineJournal articlepeer-review

Harvard

Xun, Q, Liu, Y, Huang, X, Grunditz, EA, Zhao, J & Zhao, N 2021, 'Drive cycle energy efficiency of fuel cell/supercapacitor passive hybrid vehicle system', IEEE Transactions on Industry Applications, vol. 57, no. 1, pp. 894-903. https://doi.org/10.1109/TIA.2020.3035551

APA

Xun, Q., Liu, Y., Huang, X., Grunditz, E. A., Zhao, J., & Zhao, N. (2021). Drive cycle energy efficiency of fuel cell/supercapacitor passive hybrid vehicle system. IEEE Transactions on Industry Applications, 57(1), 894-903. https://doi.org/10.1109/TIA.2020.3035551

Vancouver

Xun Q, Liu Y, Huang X, Grunditz EA, Zhao J, Zhao N. Drive cycle energy efficiency of fuel cell/supercapacitor passive hybrid vehicle system. IEEE Transactions on Industry Applications. 2021 Jan 31;57(1):894-903. Epub 2020 Nov 3. doi: 10.1109/TIA.2020.3035551

Author

Xun, Qian ; Liu, Yujing ; Huang, Xiaoliang et al. / Drive cycle energy efficiency of fuel cell/supercapacitor passive hybrid vehicle system. In: IEEE Transactions on Industry Applications. 2021 ; Vol. 57, No. 1. pp. 894-903.

Bibtex

@article{8639af70637e435186bcf18701e7e28b,
title = "Drive cycle energy efficiency of fuel cell/supercapacitor passive hybrid vehicle system",
abstract = "The electric vehicle with passive hybridization of fuel cells and supercapacitors leads to lower cost and compactness due to the absence of dc-dc converters. This article models such a vehicle and evaluates the energy efficiency of its powertrain system. The powertrain component losses, as functions of electric machine torque, speed and dc-link voltage, are modeled with a high level of detail, which are verified against available test data. Compared to a pure fuel cell system, the fuel cell efficiency is higher when supercapacitors are introduced under pulse current load, and it is higher at lower current amplitude. As the pulse current frequency increases, the fuel cell efficiency also increases due to higher proportional current from the high-efficiency supercapacitors. A multiplicity of drive cycles is selected, divided into a low, middle, and high-speed category to analyze the powertrain efficiency. The total powertrain energy efficiency varies between 53%-71% during propulsion for the studied drive cycles, whereas it is higher during braking ranging from 84% to 94%. The differences are closely related to the speed, acceleration, and dc-link voltage levels. The lower powertrain efficiency causes higher hydrogen consumption, leading to a reduced fuel cell efficiency at high speed, high acceleration, and low dc-link voltage.",
keywords = "Drive cycles, energy efficiency, fuel cells, hydrogen consumption, passive hybridization, supercapacitors",
author = "Qian Xun and Yujing Liu and Xiaoliang Huang and Grunditz, {Emma Arfa} and Jian Zhao and Nan Zhao",
year = "2021",
month = jan,
day = "31",
doi = "10.1109/TIA.2020.3035551",
language = "English",
volume = "57",
pages = "894--903",
journal = "IEEE Transactions on Industry Applications",
publisher = "Institute of Electrical and Electronics Engineers",
number = "1",

}

RIS

TY - JOUR

T1 - Drive cycle energy efficiency of fuel cell/supercapacitor passive hybrid vehicle system

AU - Xun, Qian

AU - Liu, Yujing

AU - Huang, Xiaoliang

AU - Grunditz, Emma Arfa

AU - Zhao, Jian

AU - Zhao, Nan

PY - 2021/1/31

Y1 - 2021/1/31

N2 - The electric vehicle with passive hybridization of fuel cells and supercapacitors leads to lower cost and compactness due to the absence of dc-dc converters. This article models such a vehicle and evaluates the energy efficiency of its powertrain system. The powertrain component losses, as functions of electric machine torque, speed and dc-link voltage, are modeled with a high level of detail, which are verified against available test data. Compared to a pure fuel cell system, the fuel cell efficiency is higher when supercapacitors are introduced under pulse current load, and it is higher at lower current amplitude. As the pulse current frequency increases, the fuel cell efficiency also increases due to higher proportional current from the high-efficiency supercapacitors. A multiplicity of drive cycles is selected, divided into a low, middle, and high-speed category to analyze the powertrain efficiency. The total powertrain energy efficiency varies between 53%-71% during propulsion for the studied drive cycles, whereas it is higher during braking ranging from 84% to 94%. The differences are closely related to the speed, acceleration, and dc-link voltage levels. The lower powertrain efficiency causes higher hydrogen consumption, leading to a reduced fuel cell efficiency at high speed, high acceleration, and low dc-link voltage.

AB - The electric vehicle with passive hybridization of fuel cells and supercapacitors leads to lower cost and compactness due to the absence of dc-dc converters. This article models such a vehicle and evaluates the energy efficiency of its powertrain system. The powertrain component losses, as functions of electric machine torque, speed and dc-link voltage, are modeled with a high level of detail, which are verified against available test data. Compared to a pure fuel cell system, the fuel cell efficiency is higher when supercapacitors are introduced under pulse current load, and it is higher at lower current amplitude. As the pulse current frequency increases, the fuel cell efficiency also increases due to higher proportional current from the high-efficiency supercapacitors. A multiplicity of drive cycles is selected, divided into a low, middle, and high-speed category to analyze the powertrain efficiency. The total powertrain energy efficiency varies between 53%-71% during propulsion for the studied drive cycles, whereas it is higher during braking ranging from 84% to 94%. The differences are closely related to the speed, acceleration, and dc-link voltage levels. The lower powertrain efficiency causes higher hydrogen consumption, leading to a reduced fuel cell efficiency at high speed, high acceleration, and low dc-link voltage.

KW - Drive cycles

KW - energy efficiency

KW - fuel cells

KW - hydrogen consumption

KW - passive hybridization

KW - supercapacitors

U2 - 10.1109/TIA.2020.3035551

DO - 10.1109/TIA.2020.3035551

M3 - Journal article

VL - 57

SP - 894

EP - 903

JO - IEEE Transactions on Industry Applications

JF - IEEE Transactions on Industry Applications

IS - 1

ER -