Results 1 to 10 of about 12,640 (96)

Simulation and Analysis of Oil Churning Power Loss in Electric Drive Planetary Gears Based on the CFD Method

open access: yesJixie chuandong, 2023
The research on electric drive wheel technology is an important direction of the research on the new energy drive system in the future. With the increasing requirements of the electric drive wheel on the speed, the oil churning power loss has become a ...
Tang Pei   +3 more
doaj   +1 more source

Numerical Analysis of Lubrication and Oil Churning Power Loss of High Contact Ratio Internal Gear Pair

open access: yesLubricants
Planetary gear is the mainstream deceleration transmission device, and its derivative form of high contact ratio internal gear adopts the structure of full internal meshing.
Xiaomeng Chu, Zhijun Gao, Jia Shen
doaj   +2 more sources

Analysis of Gear Oil Churning Power Loss and Transmission Efficiency of Reducer

open access: yesJixie chuandong, 2020
Aiming at the reducer of pure electric vehicle,the gear churning power loss is analyzed based on ParticleWorks software,and the characteristics of gear churning power loss are explored.
Guangze Zheng   +3 more
doaj   +1 more source

Experimental investigations on churning power losses generated in a planetary gear set

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2017
This study aims to experimentally investigate churning power losses generated by a planetary gear set which is splash lubricated. To this end, a specific test rig has been used to operate a planetary gear train under unloaded conditions in various ...
Jean-Baptiste BONI   +3 more
doaj   +3 more sources

Power Losses of Oil-Bath-Lubricated Ball Bearings—A Focus on Churning Losses

open access: yesLubricants
This study investigates the power losses of rolling element bearings (REBs) lubricated using an oil bath. Experimental tests conducted on two different deep-groove ball bearings (DGBBs) provide valuable insights into the behaviour of DGBBs under different oil levels, generating essential data for developing accurate models of power losses. Observations
Florian de Cadier de Veauce   +6 more
openaire   +4 more sources

Study on the Oil Churning Power Loss of External Gear Pump

open access: yesJixie chuandong, 2016
The pressure generated by the compression of the trapped oil lead to a resistance moment,which will result in a certain oil churning power losses,when the external gear pump is working.
Tang Jinglai   +3 more
doaj   +1 more source

Theoretical Calculations and Experimental Studies of Power Loss in Dual-Clutch Transmission of Agricultural Tractors

open access: yesAgriculture, 2023
Recent carbon neutrality policies have led to active research in the agricultural tractor sector to replace internal combustion engines, making it imperative to minimize power losses to improve efficiency.
Hyoung-Jong Ahn   +3 more
doaj   +1 more source

Heat Loss Analysis of a 2D Pump’s Transmission

open access: yesMachines, 2022
Highly enhanced pump power density inevitably results in a profound rise in pump temperature, which seriously influences both power loss and service performance.
Liang Chang   +4 more
doaj   +1 more source

Thermal-Hydraulic Modeling of Oil-Immersed Motor Pump

open access: yesApplied Sciences, 2023
The integrated design of the motor and axial piston pump eliminates the coupling structure, resulting in a compact and lightweight motor-pump structure. The challenge of motors overheating has always been a major concern.
Junqiang Shi   +7 more
doaj   +1 more source

The detection of lubricating oil viscosity changes in gearbox transmission systems driven by sensorless variable speed drives using electrical supply parameters [PDF]

open access: yes, 2015
Lubrication oil plays a decisive role to maintain a reliable and efficient operation of gear transmissions. Many offline methods have been developed to monitor the quality of lubricating oils.
A D Ball   +19 more
core   +1 more source

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