Results 21 to 30 of about 391,464 (281)

Standardized loads acting in knee implants [PDF]

open access: yes, 2014
The loads acting in knee joints must be known for improving joint replacement, surgical procedures, physiotherapy, biomechanical computer simulations, and to advise patients with osteoarthritis or fractures about what activities to avoid. Such data would
Bender, Alwina   +7 more
core   +2 more sources

Analysis on short-term decay heat after shutdown during load-follow operation with seasonal and daily scenarios

open access: yesNuclear Engineering and Technology, 2022
For the future energy-mix policy for carbon neutrality, demand for the capability of load-follow operation has emerged in nuclear power plants in order to accommodate the intermittency of renewable energy.
Dae Hee Hwang, Yonghee Kim
doaj   +1 more source

Planning the International Competition Schedules for the Health of Elite Athletes: A 21-Year Retrospective Study Evaluating the Effectiveness and Economic Impact in an Olympic Sport. [PDF]

open access: yesPLoS ONE, 2015
The increased number of trips and competitions scheduled in the international agonistic calendars meets commercial demands while acting as a source of stress for the athletes.
Anna Maria Malagoni   +9 more
doaj   +1 more source

Gravitational Search Algorithm and Selection Approach for Optimal Distribution Network Configuration Based on Daily Photovoltaic and Loading Variation [PDF]

open access: yesJournal of Applied Mathematics, 2015
Network reconfiguration is an effective approach to reduce the power losses in distribution system. Recent studies have shown that the reconfiguration problem considering load profiles can give a significant improvement on the distribution network performance.
Koong Gia Ing   +4 more
openaire   +3 more sources

Continuous measurement of nitrate concentration in a highly event-responsive agricultural catchment in south-west of France: is the gain of information useful? [PDF]

open access: yes, 2012
A nitrate sensor has been set up to measure every 10 min the nitrate signal in a stream draining a small agricultural catchment dominated by fertilized crops during a 2-year study period (2006–2008) in the south-west of France.
Dugast, Philippe   +7 more
core   +4 more sources

Impact of Renewable Energy Sources on Power System Flexibility Requirements

open access: yesEnergies, 2021
A power system can be defined as flexible if it can within economic and technological boundaries respond quickly and adequately to variations in supply and demand.
Valeri Mladenov   +2 more
doaj   +1 more source

Optimization of Capacities of Wind and Solar Power Plants in the Interstate Power Grid in North-East Asia Taking Into Account the Intermittence of Their Power Output [PDF]

open access: yesE3S Web of Conferences, 2020
The paper considers the problems of optimization of wind and solar power plants (WPP and SPP) expansion and it operating modes in the prospective interstate power grid (ISPG) in Northeast Asia, taking into account the intermittence of their power output.
Trofimov Leonid N., Trofimov Ivan L.
doaj   +1 more source

Investigation The Effect of Clearance and Body Weight on The Contact Pressure of Metal on PCU Hip Prosthesis using Finite Element Method [PDF]

open access: yesE3S Web of Conferences, 2021
A common problem with artificial hip replacements is increased wear of the material in contact. Materials that are in contact result in contact pressure caused by the patient's daily activities so that it triggers wear. This study adopts a finite element
Dwi Lestari Wahyu   +5 more
doaj   +1 more source

The hydrostatic control of load-induced height changes above subglacial Lake Vostok

open access: yesJournal of Glaciology, 2022
Lake Vostok, East Antarctica, represents an extensive water surface at the base of the ice sheet. Snow, ice and atmospheric pressure loads applied anywhere within the lake area produce a hydrostatic response, involving deformations of the ice surface ...
Andreas Richter   +7 more
doaj   +1 more source

Quantification of efficiency improvements from integration of battery energy storage systems and renewable energy sources into domestic distribution networks [PDF]

open access: yes, 2019
Due to the increasing use of renewable, non-controllable energy generation systems energy storage systems (ESS) are seen as a necessary part of future power delivery systems.
Farrag, Mohamed E. A.   +2 more
core   +2 more sources

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