Topology optimization and the evolution trends of two-speed transmission of EVs

B Gao, D Meng, W Shi, W Cai, S Dong, Y Zhang… - … and Sustainable Energy …, 2022 - Elsevier
The number of electric vehicles (EVs) has increased sharply with the start of the 21st
century. Although the automobile industry believes that drivetrains equipped with two-speed …

Review of the methods to optimize power flow in electric vehicle powertrains for efficiency and driving performance

II Mazali, ZHC Daud, MKA Hamid, V Tan, PM Samin… - Applied Sciences, 2022 - mdpi.com
Electric vehicles (EV) are quickly gaining a foothold in global markets due to their zero
tailpipe emissions and increasing practicality in terms of battery technologies. However …

Multi-objective gear ratio and shifting pattern optimization of multi-speed transmissions for electric vehicles considering variable transmission efficiency

K Kwon, J Jo, S Min - Energy, 2021 - Elsevier
In the development of electric vehicles, multi-speed transmissions have become an
alternative to conventional single-speed transmissions. The superior design of multi-speed …

[HTML][HTML] Regenerative braking of electric vehicles based on fuzzy control strategy

Z Yin, X Ma, R Su, Z Huang, C Zhang - Processes, 2023 - mdpi.com
Regenerative braking technology is a viable solution for mitigating the energy consumption
of electric vehicles. Constructing a distribution strategy for regenerative braking force will …

[HTML][HTML] Gear ratio optimization along with a novel gearshift scheduling strategy for a two-speed transmission system in electric vehicle

MR Ahssan, M Ektesabi, S Gorji - Energies, 2020 - mdpi.com
A novel gearshift scheduling strategy has been framed for a two-speed transmission system
in electric vehicles that can save energy during hilly driving and frequently changing driving …

[HTML][HTML] Investigation on steady state performance of hydrodynamic automatic transmission vehicle

GC Jarso, RB Nallamothu, R Gopal, GG ** - Energy Conversion and …, 2024 - Elsevier
The aim of this research is to glance the feasible scientific theory and performance
investigations of steady-state hydraulic automatic transmission vehicle. Numerous studies …

Model and gear shifting control of a novel two-speed transmission for battery electric vehicles

Y Tian, N Zhang, S Zhou, PD Walker - Mechanism and Machine Theory, 2020 - Elsevier
Integrating a multispeed transmission into the electric drive system provides the potential of
ulteriorly improving the overall efficiency of battery electric vehicles (BEVs). In this paper, we …

Automation program for optimum design of electric vehicle powertrain systems based on artificial neural network

K Kwon, SK Lim, D Kim, K Park - eTransportation, 2023 - Elsevier
Many studies have been conducted on various powertrain systems, such as multi-motor,
multi-speed, or both, to enhance the energy efficiency and dynamic performance of electric …

[HTML][HTML] A novel energy-efficiency optimization approach based on driving patterns styles and experimental tests for electric vehicles

JD Valladolid, D Patino, G Gruosso, CA Correa-Flórez… - Electronics, 2021 - mdpi.com
This article proposes an energy-efficiency strategy based on the optimization of driving
patterns for an electric vehicle (EV). The EV studied in this paper is a commercial vehicle …

[HTML][HTML] Multi-objective optimization of gear ratios of a seamless three-speed automated manual transmission for electric vehicles considering shift performance

P Wu, P Qiang, T Pan, H Zang - Energies, 2022 - mdpi.com
Multi-speed transmission can greatly improve the power and economic performance of
electric vehicles (EVs) compared with single-speed transmission. Gear ratio is the key …