LAPSE:2023.31759
Published Article
LAPSE:2023.31759
Comparison on Energy Economy and Vibration Characteristics of Electric and Hydraulic in-Wheel Drive Vehicles
Shilei Zhou, Paul Walker, Yang Tian, Cong Thanh Nguyen, Nong Zhang
April 19, 2023
This paper compares the energy economy and vertical vibration characteristics of in-wheel drive electric vehicles (IEVs), in-wheel drive electric hydraulic hybrid vehicles (IHVs) and centralized drive electric vehicles (CEVs). The dynamic programming (DP) algorithm is used to explore the optimal energy consumption of each vehicle. The energy economy analysis shows that the IEV consumes more energy than the CEV due to its relatively lower electric motor efficiency, even with fewer driveline components. The IHV consumes much more energy than the IEV and CEV because of the energy loss in the hydraulic driveline. The vertical vibration analysis demonstrates that both IEV and IHV degrade the vehicle driving comfort due to increased unsprung mass. Taking the advantage of high power density of the hydraulic motor, IHV have less unsprung mass when compared with the IEV, which helps to mitigate the vibration problems caused by increased unsprung mass.
Keywords
electric hydraulic hybrid vehicle, energy economy analysis, in-wheel drive, vibration analysis
Subject
Suggested Citation
Zhou S, Walker P, Tian Y, Nguyen CT, Zhang N. Comparison on Energy Economy and Vibration Characteristics of Electric and Hydraulic in-Wheel Drive Vehicles. (2023). LAPSE:2023.31759
Author Affiliations
Zhou S: Faculty of Engineering and Information Technology, University of Technology Sydney, Sydney, NSW 2007, Australia [ORCID]
Walker P: Faculty of Engineering and Information Technology, University of Technology Sydney, Sydney, NSW 2007, Australia
Tian Y: School of Mechanical Engineering, Yanshan University, Qinghuangdao 066004, China
Nguyen CT: Faculty of Engineering and Information Technology, University of Technology Sydney, Sydney, NSW 2007, Australia [ORCID]
Zhang N: Faculty of Engineering and Information Technology, University of Technology Sydney, Sydney, NSW 2007, Australia
Journal Name
Energies
Volume
14
Issue
8
First Page
2290
Year
2021
Publication Date
2021-04-19
Published Version
ISSN
1996-1073
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Original Submission
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PII: en14082290, Publication Type: Journal Article
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doi:10.3390/en14082290
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Apr 19, 2023
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CC BY 4.0
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