Experimental analysis of oil flow and drag torque generation in disengaged wet clutches [PDF]
Scientific Reports, 2023 Fundamental knowledge of the oil flow in a disengaged wet clutch is essential for optimizing the cooling performance and the drag losses. However, no fundamental information on the oil flow and drag torque generation is available for dip-lubricated wet ...
Lukas Pointner-Gabriel +3 more
doaj +3 more sources
A comparative study on the effect of disks geometrical features on the drag torque of a wet friction clutch [PDF]
MATEC Web of Conferences, 2020 In recent years, the need for highly efficient automatic and semiautomatic powertrains has led to the wide use of wet friction clutches as power transmission systems.
Rogkas Nikolaos +6 more
doaj +2 more sources
Drag and Torque on Locked Screw Propeller [PDF]
TransNav, 2014 Few data on drag and torque on locked propeller towed in water are available in literature. Those data refer to propellers of specific geometry (number of blades, blade area, pitch and skew of blades).
Tomasz Tabaczek, Tomasz Bugalski
doaj +2 more sources
Mathematical Model of Drag Torque with Surface Tension in Single-Plate Wet Clutch
Chinese Journal of Mechanical Engineering, 2019 Reduction of drag torque in disengaged wet clutches is essential for transmission research because it is one of the potentials of efficiency improvement.
Zengxiong Peng, Shihua Yuan
doaj +2 more sources
A hybrid analytical and data driven framework for optimizing radially grooved wet clutch geometry [PDF]
Scientific ReportsIn wet clutch systems, the drag torque is generated by the relative motion between rotating disks in the presence of the oil film. This study aims to optimize the geometry of radially grooved wet clutches to minimize drag torque.
Mohammad Sadafi +2 more
doaj +2 more sources
Experimental Study of Drag Torque between Wet Clutch Discs
Applied Sciences, 2022 The development of automatic gearbox control systems contributes to their increasing popularity. By raising the number of gears and sophisticated algorithms, the reduction of fuel consumption is feasible regarding traditional manual transmissions. The continuously variable transmissions (CVT) are also growing their share of the market. Wet clutches are
Jarosław Goszczak +3 more
openaire +3 more sources
Tribology 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 +2 more sources
Investigation of a staggered dual-rotor wound field synchronous motor for offshore wind turbine full-scale testing platforms [PDF]
Scientific ReportsThe development of high-fidelity testing platforms for offshore wind turbines necessitates drag motors capable of emulating complex marine operating conditions while maintaining ultralow torque ripple.
Yang Xue +5 more
doaj +2 more sources
Spin-transfer mechanism for magnon-drag thermopower [PDF]
, 2011 We point out a relation between the dissipative spin-transfer-torque parameter $\beta$ and the contribution of magnon drag to the thermoelectric power in conducting ferromagnets.
Duine, R. A. +3 more
core +17 more sources
Drag, lift and torque correlations for axi-symmetric rod-like non-spherical particles in locally linear shear flows [PDF]
International Journal of Multiphase Flow, 2023 This paper derives new correlations to predict the drag, lift and torque coefficients of axi-symmetric non-spherical rod-like particles for several fluid flow regimes and velocity profiles.
V. Chéron, F. Evrard, Berend van Wachem
semanticscholar +1 more source