Results 21 to 30 of about 96,644 (305)

Automatic Transmissions. Complex of Algorithms of “Clutch-to-Clutch Shifts” Technology: Analysis of Architecture, Generalized Structure, Development. Part 1

open access: yesМеханика машин, механизмов и материалов, 2021
The article continues the series of the author publications, which considers the main provisions of the “Clutch-to-Clutch Shifts” (CTC) technology — technology for automatic controlling the switching of automatic transmission (AT) stages, used in the ...
Leonid G. Krasnevskiy
doaj   +1 more source

Fuzzy-Type Fast Terminal Sliding-Mode Controller for Pressure Control of Pilot Solenoid Valve in Automatic Transmission

open access: yesIEEE Access, 2019
The performance of the pilot solenoid valve (PSV) has a significant impact on the efficiency and service life of an automatic transmission (AT) in automobiles, and it is very difficult to achieve a perfect pressure tracking performance due to the ...
Xiangwen Fan   +3 more
doaj   +1 more source

Modeling Combined Operation of Engine and Torque Converter for Improved Vehicle Powertrain’s Complex Control

open access: yesVehicles, 2022
This paper proposes an alternative model for describing the hydro-mechanical drive operation of the automatic transmissions. The study is aimed at preparing a reliable model that meets the requirements of sufficient informativeness and rapidity to ...
Maksym Diachuk, Said M. Easa
doaj   +1 more source

Simulation Analysis of Knocking Noise of Two Speed Automatic Transmission in Electric Vehicle

open access: yes, 2021
Knock noise is a kind of transmission noise. It is very important to study the knocking noise of transmission because it has the characteristics of jumping noise level and wide frequency band, which is different from other noises.
Guangxin Li   +7 more
core   +1 more source

Optimizing Automatic Transmission Double-Transition Shift Process Based on Multi-Objective Genetic Algorithm

open access: yesApplied Sciences, 2020
In order to improve fuel economy, the number of gears in the hydraulic automatic transmission of heavy-duty mining trucks is continuously increasing. Compared with single-transition shifts, double-transition shifts can optimize the structure of multi ...
Heng Zhang   +3 more
doaj   +1 more source

Influences of Helix Directions and Helix Angles of Planetary Gear Set Designs on Thrust Bearing Power Losses in an Automotive Gear Train [PDF]

open access: yes한국정밀공학회지
Automatic transmissions, which have the advantages of compact structure and smooth shifting, are installed in various vehicles with engines and hybrid power sources.
Hyun Sik Kwon
doaj   +1 more source

Automatic Transmission Vehicle Injuries [PDF]

open access: yesBMJ, 1973
Four drivers sustained severe injuries when run down by their own automatic cars while adjusting the carburettor or throttle linkages. The transmission had been left in the “Drive” position and the engine was idling. This accident is easily avoidable.
openaire   +2 more sources

Optimal Design and Control of a Two-Speed Planetary Gear Automatic Transmission for Electric Vehicle

open access: yesApplied Sciences, 2020
Multispeed transmissions are helpful for improvement of the economy and drivability of electric vehicles (EVs). In this paper, we propose a two-speed transmission based on dual planetary gear mechanism, in which shifts are realized by torque transfer ...
Wei Huang   +2 more
doaj   +1 more source

Research and application of assembly test platform for outdoor installation protection

open access: yesThe Journal of Engineering, 2019
Standardised and miniaturised outdoor installation protection is the development trend of relay protection in AC transmission power grid, which has the advantages of saving investment, promoting reliability, and reducing on-site workload.
Shuang Song   +4 more
doaj   +1 more source

Prediction of Drag Torque in a Disengaged Wet Clutch of Automatic Transmission by Analytical Modeling

open access: yesTribology Online, 2016
In the automotive industry one of the crucial issues is reduction of CO2 emission to protect environment. A lot of researches have been done to reduce the CO2 emission of cars by improving efficiency of engine and engine parts or lowering the weight ...
Shahjada Ahmed Pahlovy   +4 more
doaj   +1 more source

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