Results 21 to 30 of about 8,289,953 (304)
Performance analysis of thermosyphon hybrid photovoltaic thermal collector
Journal of Energy in Southern Africa, 2016 The conversion of solar irradiance into electricity by a photovoltaic module (PV) is 6– 7% of the incoming energy from the sun depending on the type of technology and the environmental parameters.
N. Marc-Alain Mutombo +2 more
doaj +1 more source
Understanding the Physiological Requirements of the Mountain Bike Cross-Country Olympic Race Format
Frontiers in Physiology, 2018 Objectives: To evaluate the physiological requirements imposed by the current mountain biking Cross-Country Olympic (XCO) format.Methods: Sixteen Cross-Country cyclists competing at national or international level participated in this study.
Arnaud Hays +4 more
doaj +1 more source
Coupled piezoelectric-circuit FEA to study influence of a resistive load on power output of piezoelectric energy devices [PDF]
, 2009 This paper presents, for the first time, a coupled piezoelectric-circuit finite element model (CPC-FEM) to analyze the power output of vibration-based piezoelectric energy harvesting devices (EHDs) when connected to a resistive load.
Zhu, Meiling +5 more
core +1 more source
Entropy, 2012 A thermodynamic model of an open combined regenerative Brayton and inverse Brayton cycles with regeneration before the inverse cycle is established in this paper by using thermodynamic optimization theory. The flow processes of the working fluid with the
Lingen Chen, Zelong Zhang, Fengrui Sun
doaj +1 more source
Buck-boost single-inductor multiple-output (SIMO) high-frequency inverters for medium-power wireless power transfer [PDF]
, 2018 In this paper, a non-isolated buck-boost single-inductor multiple-output (SIMO) DC-AC inverter for driving multiple independent high-frequency AC outputs of medium power, is proposed.
Tan, SC +5 more
core +1 more source
Progress in Nutrition, 2020 This study with a placebo-controlled experimental design intends to investigate the effect of Royal Jelly (RJ) on the aerobic and anaerobic power output of sedentary men at a dose of 1000 mg/day. For this purpose, a total of 20 adult sedentary men aged 21 to 23 years were included in this study. The subjects visited the laboratory every day for 15 days
Taşdoğan, Ali Muhittin +3 more
openaire +2 more sources
Improving LCC Series-Based Wireless Power Transfer System Output Power at High Temperature
, 2021 Adding a core to a coupling coil can improve transmission efficiency. However, the added core causes the self-inductance of the coupling coil to increase at a high temperature due to the temperature-sensitive property of the core material’s ...
Chien-Lung Chen, Chung-Wen Hung
core +1 more source
Hourly weather forecasts for gas turbine power generation
Meteorologische Zeitschrift, 2017 An hourly short-term weather forecast can optimize processes in Combined Cycle Gas Turbine (CCGT) plants by helping to reduce imbalance charges on the national power grid.
G. Giunta +5 more
doaj +1 more source
Four-Objective Optimization of Irreversible Atkinson Cycle Based on NSGA-II
Entropy, 2020 Variation trends of dimensionless power density (PD) with a compression ratio and thermal efficiency (TE) are discussed according to the irreversible Atkinson cycle (AC) model established in previous literature.
Shuangshuang Shi +3 more
doaj +1 more source
Entropy, 2021 An irreversible combined Carnot cycle model using ideal quantum gases as a working medium was studied by using finite-time thermodynamics. The combined cycle consisted of two Carnot sub-cycles in a cascade mode.
Lingen Chen +3 more
doaj +1 more source