Results 11 to 20 of about 620,148 (355)

Research on Wet Clutch Switching Quality in the Shifting Stage of an Agricultural Tractor Transmission System

open access: yesAgriculture, 2022
In order to improve the working quality of wet clutch switching in an agricultural tractor, in this paper, we took a power shift system composed of multiple wet clutches as the research object for full-factorial performance measurement, multi-factor ...
Yuting Chen, Zhun Cheng, Yu Qian
doaj   +2 more sources

Configurational Comparison of a Binary Logic Transmission Unit Applicable to Agricultural Tractor Hydro-Mechanical Continuously Variable Transmissions and Its Wet Clutch Optimization Design Based on an Improved General Regression Neural Network

open access: yesAgriculture
Binary logic transmission (BLT), a stepped transmission system, has been utilized in military vehicles and heavy-duty commercial vehicles due to its high transmission efficiency, strong load-bearing capacity, and compact structure.
Wenjie Li, Zhun Cheng, Mengchen Yang
doaj   +2 more sources

Study on the Effect of Operating Conditions on the Friction Pair Gap in a Wet Multi-Disc Clutch in a Helicopter Transmission System

open access: yesApplied Sciences
The friction pair gap affects not only the temperature increase of the multi-disc wet clutch, but also the efficiency of the helicopter transmission system.
Xiaokang Li   +6 more
doaj   +2 more sources

Influence of the Additive of Ceramic and Intermetallic Powders on the Friction Properties and Temperature of the Wet Clutch Disc. [PDF]

open access: yesMaterials (Basel), 2022
The basic function of friction clutches is to transfer the torque in the conditions of its smooth engagement without vibrations. Hard working conditions under high thermal and mechanical loads, leading to high temperature in the contact area, intense ...
Yevtushenko A   +4 more
europepmc   +2 more sources

Egg clutch dehydration induces early hatching in red-eyed treefrogs, Agalychnis callidryas [PDF]

open access: yes, 2017
Terrestrial eggs have evolved repeatedly in tropical anurans exposing embryos to the new threat of dehydration. Red-eyed treefrogs, Agalychnis callidryas, lay eggs on plants over water.
Salica, María José   +2 more
core   +3 more sources

The effect of salinity on transovarial transmission of a microsporidian infecting Gammarus duebeni [PDF]

open access: yes, 1997
This is an investigation of the impact of salinity on transovarial transmission and burden of a microsporidian sex ratio distorter in the inter-tidal crustacean Gammarus duebeni.
Dunn, A.M., Hatcher, M.J.
core   +1 more source

Wear investigation of wet clutch friction material [PDF]

open access: yesInternational Journal Sustainable Construction & Design, 2010
Wear of friction plates for wet clutch applications can result in a decreasing transmittable torque and the occurrence of vibrations throughout the entire drive chain causing loss of performance and discomfort. The need for a simple wear model exists to predict the lifetime of the clutch and to give an insight in the combined influence of the ...
Genbrugge, Bart   +2 more
openaire   +2 more sources

Defocusing PTV applied to an open wet clutch: from macro to micro

open access: yesExperiments in Fluids, 2022
Defocusing particle tracking velocimetry (defocusing PTV) is applied in various levels of magnification to investigate the flow in an open wet clutch with radial grooving.
R. Leister, Thomas Fuchs, J. Kriegseis
semanticscholar   +1 more source

Influence of oxidation of automatic transmission fluids (ATFs) and sliding distance on friction coefficients of a wet clutch in the running-in stage

open access: yesFriction, 2020
In this paper, the influence of oxidation of automatic transmission fluids (ATFs) and sliding distance on the friction coefficients of a wet clutch in approached running-in conditions was investigated.
Leonardo Israel Farfan-Cabrera   +3 more
doaj   +1 more source

Nondimensional Characterization of the Operational Envelope of a Wet Friction Clutch

open access: yesComputation, 2020
In recent years, multidisc wet friction clutches are used in demanding powertrains of automatic and dual clutch transmissions targeting high efficiency and smoothness during gearshift.
Nikolaos Rogkas   +4 more
doaj   +1 more source

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