Results 21 to 30 of about 561,689 (314)

On the Simulation of the Micro-Contact of Rough Surfaces Using the Example of Wet Friction Clutch Materials

open access: yesLubricants, 2019
Friction behavior in a sliding contact is strongly influenced by the surface topography of the bodies in contact. This also applies to friction clutches. Even small differences in surface topography may cause significant differences in friction behavior.
Katharina Voelkel   +5 more
doaj   +1 more source

Modelling of Elastic Gearboxes Using a Generalized Gear Contact Model [PDF]

open access: yes, 2012
The object of this paper is to present an universal model that describes the gear contact between two gears in a planar environment. The model includes elastic effects between the gear wheels.
van der Linden, Franciscus
core   +1 more source

Friction and Temperature Behavior of Lubricated Thermoplastic Polymer Contacts

open access: yesLubricants, 2020
This work focuses on the friction and temperature behavior of thermo-elastohydrodynamically lubricated (TEHL) contacts under rolling-sliding conditions.
Stefan Reitschuster   +3 more
doaj   +1 more source

Identification and Validation of Linear Friction Models Using ANOVA and Stepwise Regression

open access: yesLubricants, 2022
For wet disk clutches, the energy input is strongly influenced by its friction behavior. However, the friction behavior cannot be simulated and therefore is mostly derived from experimental data for specific clutch systems.
Patrick Strobl   +6 more
doaj   +1 more source

CFD Analysis on the Heat Dissipation of a Dry-Lubricated Gear Stage

open access: yesApplied Sciences, 2022
Power losses in gearboxes result in frictional heating. Sufficient heat transfer from the gearbox to the environment is required for reliable operation. The heat dissipation from gears is linked to their interaction with fluids in the gearbox.
Lucas Hildebrand   +4 more
doaj   +1 more source

Bearing Power Losses with Water-Containing Gear Fluids

open access: yesLubricants, 2020
Lubricants have a large influence on gearbox power losses. Recent investigations at a gear efficiency test rig have shown the high potential of water-containing gear fluids in drastically reducing load-dependent gear losses and temperatures.
Mustafa Yilmaz   +3 more
doaj   +1 more source

Directional gear ratio transmissions [PDF]

open access: yes, 1984
Epicyclic gear transmissions which transmit output at a gear ratio dependent only upon the input's direction are considered. A transmission housing envelops two epicyclic gear assemblies, and has shafts extending from it.
Lafever, A. E.
core   +1 more source

CAR T‐Cell Therapy in Neurology: A Scoping Review of Neuro‐Oncology, Autoimmune Diseases & Neurotoxicity

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Chimeric antigen receptor (CAR) T‐cell therapy has been investigated in neurological diseases, encompassing both central nervous system malignancies and autoimmune disorders, thereby extending its application beyond hematological cancers.
Omar Alqaisi   +5 more
wiley   +1 more source

Clinical Aspects of Tickbite Fever - The Form of Tick Typhus Occurring in Southern Africa

open access: yesSouth African Family Practice, 1992
No abstract available.
J.H.S Gear
doaj   +1 more source

Numerical integration of ordinary differential equations of various orders [PDF]

open access: yes, 1969
Report describes techniques for the numerical integration of differential equations of various orders. Modified multistep predictor-corrector methods for general initial-value problems are discussed and new methods are ...
Gear, C. W.
core   +1 more source

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