Results 1 to 10 of about 316 (219)
Experimental investigations on churning power losses generated in a planetary gear set
Journal 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 +6 more sources
Influence of the Dynamic Motion of a Splash-Lubricated Gearbox on Churning Power Losses [PDF]
Energies, 2019 To investigate the influence of the dynamic motion of a gearbox on lubricating flow field and churning power losses under splash lubrication, a computational fluid dynamics (CFD) method based on a combination of the fluid of volume (VOF) method and ...
Xiaozhou Hu, Pingping Li, Minggui Wu
doaj +4 more sources
Development of an analytical model to predict the churning power losses of an orthogonal face gear
Engineering Science and Technology, an International Journal, 2023 As one of the basic energy dissipations for one orthogonal face gear running partially submerged in an oil bath, there is no open literature concerned on the churning power losses of the face gear.
Xiang Zhu, Yu Dai
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Power Losses of Oil-Bath-Lubricated Ball Bearings—A Focus on Churning Losses
LubricantsThis 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 ...
Florian de Cadier de Veauce +6 more
doaj +4 more sources
An Empirical Model for the Churning Losses Prediction of Fluid Flow Analysis in Axial Piston Pumps [PDF]
Micromachines, 2021 The manufacturing development of axial piston pumps usually takes the trend of high speed and miniaturization, and increases power density. Axial piston pumps are usually characterized as high speed to improve the power density; thus, high-speed churning
Ying Li, Xing Chen, Hao Luo, Jin Zhang
doaj +2 more sources
Design of Gear Churning Power Loss Measurement Device [PDF]
MATEC Web of Conferences, 2017 To explore the impacts of gear churning power losses, a research was conducted to achieve the internal causes of power losses of churning gear by designing a gear churning power losses measurement device.
Wang Bin, Zhou Ya Jie, Wang Ping
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Agriculture, 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
Influence of Piston Number on Churning Losses in Axial Piston Pumps
Chinese Journal of Mechanical Engineering, 2022 Raising the rotational speed of an axial piston pump is useful for improving its power density; however, the churning losses of the piston increase significantly with increasing speed, and this reduces the performance and efficiency of the axial piston ...
Ying Li +4 more
doaj +1 more source
Lubrication mechanism in gearbox of high-speed railway trains
Journal of Advanced Mechanical Design, Systems, and Manufacturing, 2020 In this study, the moving particle semi-implicit (MPS) method is employed for numerical simulation of flow field in gearbox of high-speed railway trains so as to understand the lubrication mechanism and mode in the gearbox during high-speed operation.
Xingqiao DENG +7 more
doaj +1 more source
Innovative Meshing Strategies for Bearing Lubrication Simulations
Lubricants, 2020 Efficiency improvement is the new challenge in all fields of design. In this scenario the reduction of power losses is becoming more and more a main concern also in the design of power transmissions.
Franco Concli +2 more
doaj +1 more source