Results 21 to 30 of about 113,445 (204)

Electrostatic Sensor Application for On-Line Monitoring of Wind Turbine Gearboxes

open access: yesSensors, 2018
The oil-line electrostatic sensor (OLES) is a new online monitoring technology for wear debris based on the principle of electrostatic induction that has achieved good measurement results under laboratory conditions.
Huijie Mao, Hongfu Zuo, Han Wang
doaj   +1 more source

A review of physics-based models in prognostics: application to gears and bearings of rotating machinery [PDF]

open access: yes, 2016
Health condition monitoring for rotating machinery has been developed for many years due to its potential to reduce the cost of the maintenance operations and increase availability.
Cubillo, Adrian   +2 more
core   +2 more sources

Atomically thin MoS2 with ultra-low friction properties based on strong interface interaction

open access: yesFriction
Atomically thin lubrication materials with anti-friction properties are crucial for reducing energy consumption and extending the service life of micro/nanoelectromechanical systems (MEMS/NEMS).
Xinjian He   +10 more
doaj   +1 more source

Comparative analysis of emulsion pump stations of RMI and KAMAT

open access: yesGong-kuang zidonghua, 2019
Overall structure of KAMAT pump station and RMI pump station which have high domestic market share were introduced. Key technologies in terms of deceleration system, hydraulic system, lubrication system, protection system and control system were ...
YE Jia
doaj   +1 more source

Influence of the balancing of the oil supply to the connecting bearings on their operations failures

open access: yesИнтеллект. Инновации. Инвестиции, 2019
The relevance of the study is due to the need to study the laws of processes and phenomena leading to disruption of the normal functioning of the connecting rod bearings of automobile engines in operation and causing sudden costly failures.
A.T. Kulakov   +2 more
doaj   +1 more source

Two-speed wheel-drive system without lubrication [PDF]

open access: yes, 1970
System based on sprockets and toothed belts provides high and low speeds in forward drive and high speed in reverse.
Burch, J. L.
core   +1 more source

The Helios mechanical despin drive assembly for the high-gain antenna reflector [PDF]

open access: yes, 1976
Helios is the German-American solar probe which comes within 0.31 Astronomical Units of the sun. A special thermal design and a dry lubrication system have resulted in successful operation up to now, with Helios having finished its first orbit around the
Mueller, E. J. W.
core   +1 more source

Averaged Reynolds Equation for Flows between Rough Surfaces in Sliding Motion [PDF]

open access: yes, 2002
The flow between rough surfaces in sliding motion with contacts between these surfaces, is analyzed through the volume averaging method. Assuming a Reynolds (lubrication) approximation at the roughness scale, an average flow model is obtained combining ...
Letalleur, Nicolas   +2 more
core   +2 more sources

Determining the Pressure Losses in the Main Oil Line and Injectors of the Lubrication System of Diesel Engines of Heavy Vehicles: Numerical Simulation

open access: yesМеханика машин, механизмов и материалов
This article presents the results that have provided a methodical basis for designing a digital twins of the main oil line and injectors of the lubrication system of a diesel engine.
Andrei D. Chorny   +5 more
doaj   +1 more source

United Stirling's Solar Engine Development: the Background for the Vanguard Engine [PDF]

open access: yes, 1984
The development and testing resulting in the Vanguard engine and some of the characteristics of the Stirling engine based power conversion unit are described.
Holgersson, S.
core   +1 more source

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