Zobrazeno 1 - 10
of 129
pro vyhledávání: '"Yulong Lei"'
Publikováno v:
Engineering Science and Technology, an International Journal, Vol 53, Iss , Pp 101685- (2024)
As a auxiliary braking device in vehicle’s downhill process, parallel hydraulic retarder has strict requirements for its rapidity of response performance and accuracy of braking torque. The parallel hydraulic retarder uses high-pressure gas as the
Externí odkaz:
https://doaj.org/article/cc70bfc8ddb54898a53add2534f64207
Publikováno v:
Applied Sciences, Vol 14, Iss 10, p 4240 (2024)
Aiming at the phenomenon that a high-power torque converter is susceptible to cavitation, which leads to performance degradation, first, a transient flow field model of the torque converter is established, and CFD simulation and experimental research
Externí odkaz:
https://doaj.org/article/b8655d5aad134b978c359ca103bd5c8f
Publikováno v:
Advances in Mechanical Engineering, Vol 14 (2022)
As an essential part of the transportation industry, it is necessary to reduce the fuel consumption of commercial vehicles from the perspective of the environment and economy. Previous studies have shown that optimizing the gear sequence can reduce v
Externí odkaz:
https://doaj.org/article/35e7daf8f998467788f966d14fb82c37
Publikováno v:
IEEE Access, Vol 8, Pp 148237-148249 (2020)
With the increasing energy shortages and environmental degradation, electric logistics vehicle (ELVs) with energy conservation and environmental protection has become a research hotspot. The design of machine is the key to develop ELVs. Magnetic fiel
Externí odkaz:
https://doaj.org/article/b71a35bb87f743078c907aa623c76a2a
Publikováno v:
Advances in Mechanical Engineering, Vol 11 (2019)
The development of electric bus has been an effective method of solving the energy crisis and environmental pollution caused by automotives. Present electric buses have fixed ratio gearboxes, however, the one-speed gearboxes cannot meet the requireme
Externí odkaz:
https://doaj.org/article/d86e50a4e9604cccb77b611bf2d794a6
Autor:
Huihui Geng, Xueyi Zhang, Yufeng Zhang, Wenjing Hu, Yulong Lei, Xiaoming Xu, Aichuan Wang, Shanjian Wang, Liwei Shi
Publikováno v:
Energies, Vol 13, Iss 18, p 4723 (2020)
Aiming at the problems of large excitation loss and low power generation efficiency of silicon rectifier generators and the unstable output voltage of permanent magnet (PM) generators, a hybrid excitation generator (HEG) with suspended brushless claw
Externí odkaz:
https://doaj.org/article/c1633e4aaa5345d3a31d1c5a69b94372
Publikováno v:
Applied Sciences, Vol 10, Iss 16, p 5417 (2020)
Theoretical calculation and numerical simulation are used to investigate the lubricating oil demand of spur gears. In accordance with the function of lubricating oil during the meshing process, oil demand is regarded as the superposition of oil for l
Externí odkaz:
https://doaj.org/article/749cfdcdcd3341b99889d2ee693c4794
Publikováno v:
Applied Sciences, Vol 10, Iss 5, p 1789 (2020)
Currently, the researches on the regenerative braking system (RBS) of the range-extended electric vehicle (R-EEV) are inadequate, especially on the comparison and analysis of the multi-objective optimization (MOO) problem. Actually, the results of th
Externí odkaz:
https://doaj.org/article/cc727189501d416e8018c1262f703067
Publikováno v:
Energies, Vol 13, Iss 6, p 1526 (2020)
The energy recovered with regenerative braking system can greatly improve energy efficiency of range-extended electric vehicle (R-EEV). Nevertheless, maximizing braking energy recovery while maintaining braking performance remains a challenging issue
Externí odkaz:
https://doaj.org/article/5f15692767d3497f96fd78f9fbfcdecc
Publikováno v:
Energies, Vol 13, Iss 5, p 1127 (2020)
Power system parameter matching is one of the key technologies in the development of hybrid electric vehicles. The power source is the key component of the power system which composed of engine, motor, and battery. Reasonable power source parameters
Externí odkaz:
https://doaj.org/article/60634a3a6dfe48638e2103e349919ca2