Results 101 to 110 of about 1,644 (207)

Pendulum-Based River Current Energy Converter for Hydrometric Monitoring Systems. [PDF]

open access: yesSensors (Basel), 2022
Naifar S   +6 more
europepmc   +1 more source

Experimental Estimation of Journal Bearing Stiffness for Damage Detection in Large Hydrogenerators

open access: yesShock and Vibration, 2017
Based on experimental pieces of evidence collected in a set of twenty healthy large hydrogenerators, this article shows that the operating conditions of the tilting pad journal bearings of these machines may have unpredictable and significant changes ...
Geraldo Carvalho Brito   +2 more
doaj   +1 more source

Effects of Al/NiCr Coatings on the Current-Carrying Tribological Performance of Hydrogenerator Collector Rings [PDF]

open access: yesCailiao Baohu
In order to improve the surface condition of collector rings in hydrogenerators and to enhance the current-carrying characteristics and operational stability of the brush/ring tribo-pair,Al and NiCr coatings were deposited on the surface of 45 steel,a ...
ZHAO Xinze, LI Wanting, LI Chenshi, ZHU Yunlong, LI Yang, ZHAO Meiyun, XU Xiang, YANG Wei
doaj   +1 more source

The Energy Transition's Impact on the Accumulated Average Efficiency of Large Hydrogenerators [PDF]

open access: gold, 2021
Yannick Cyiza Karekezi   +2 more
openalex   +1 more source

Inspection and preventive maintenance optimization of electrographite brushes for a hydrogenerator unit in the Brazilian interconnected power system

open access: yesResults in Engineering
The possibility of shutdown due to the wearing of carbon-brush collectors is a major concern on turbine-generators and one of the most frequent motives for preventive maintenance.
Gisele Maria de Oliveira Salles   +5 more
doaj   +1 more source

Design of Hydraulic Drive of Wood Splitting Machine [PDF]

open access: yes, 2016
Import 02/11/2016MOCEK, L. Návrh hydraulického pohonu štípače dřeva: bakalářská práce. Ostrava: VŠB – Technická univerzita Ostrava, Fakulta strojní, Katedra hydromechaniky a hydraulických zařízení, 2016, 42s. Vedoucí práce: doc. Ing. Martin Vašina, Ph.D.
Mocek, Lukáš
core  

Use of models of vehicle´s kinetic energy recovery [PDF]

open access: yes, 2011
Analýza aplikace konkrétního modelu rekuperace kinetické energie vozidel.Analysis of concrete model application of vehicle's kinetic energy regeneration.
Galda, Michal
core  

Standstill Frequency Response Test and Validation of a Large Hydrogenerator [PDF]

open access: green, 2018
Abdelghafour Belqorchi   +3 more
openalex   +1 more source

Selected Papers Compiled from Presentations - Leningrad Task Force Meeting, May 24-29, 1982, Leningrad, USSR [PDF]

open access: yes, 1983
In line with the selected methodology, the Management and Technology area at IIASA decided to have the Innovation Management Task concentrate on sectors in an attempt to analyze the situation at this level of the economy before making any aggregations or
Goncharov, V., Vasko, T.
core  

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