Results 41 to 50 of about 8,743,114 (397)

A Multiport Power Conversion System for the More Electric Aircraft

open access: yesIEEE Transactions on Transportation Electrification, 2020
In more electric aircraft (MEA), weight reduction and energy efficiency constitute the key figures. In addition, the safety and continuity of operation of its electrical power distribution system (EPDS) are of critical importance.
Chunyang Gu   +9 more
semanticscholar   +1 more source

Design of PR current control with selective harmonic compensators using Matlab

open access: yesJournal of Electrical Systems and Information Technology, 2017
This paper presents a procedure to design a Proportional Resonant (PR) current controller with additional PR selective harmonic compensators for Grid Connected Photovoltaic (PV) Inverters.
Daniel Zammit   +3 more
doaj   +1 more source

Potentialities of TEC topping: A simplified view of parametric effects [PDF]

open access: yes, 1980
An examination of the benefits of thermionic-energy-conversion (TEC)-topped power plants and methods of increasing conversion efficiency are discussed. Reductions in the cost of TEC modules yield direct decreases in the cost of electricity (COE) from TEC-
Morris, J. F.
core   +2 more sources

Thermally regenerative copper nanoslurry flow batteries for heat-to-power conversion with low-grade thermal energy

open access: yesEnergy & Environmental Science, 2020
Thermally charging all-copper batteries with high cell voltage and output power enabling heat-to-power conversion and storage.
S. Maye, H. Girault, P. Peljo
semanticscholar   +1 more source

Parameter Identification of Electrical Equivalent Circuits including Mass Transfer Parameters for the Selection of the Operating Frequencies of Pulsed PEM Water Electrolysis

open access: yesEnergies, 2022
This paper proposes a parameter identification method for a PEM electrolyzer electrical equivalent circuit for pulse electrolysis. Since general water electrolysis mainly uses DC currents, identifying equivalent circuit parameters using electrical ...
Jae-Hoon Kim   +4 more
doaj   +1 more source

Heat Transport and Power Conversion of the Kilopower Reactor Test

open access: yesNuclear Technology, 2020
The Kilopower reactors have been designed to provide a steady-state thermal power range between 4 and 40 kW and to convert the heat generated to an electrical output of 1 to 10 kW(electric), providing an overall system efficiency of 25%.
M. Gibson   +9 more
semanticscholar   +1 more source

Analysis of the safe operation region of grid-connected converters under time-varying operating point conditions

open access: yesInternational Journal of Electrical Power & Energy Systems
Plenty of engineering operation experience indicates that the performance of grid-connected converters (GCCs) undergoes a transformation in response to alterations in operating points.
Weijie Xie   +6 more
doaj   +1 more source

An accurate analysis method for transient characteristics of DC line faults in voltage source converter‐based DC systems

open access: yesIET Generation, Transmission & Distribution, 2021
Voltage source converter‐based DC systems face severe overcurrent problem under DC line faults, which causes significant influence on security, reliability and stability of the power system. As the theoretical basis for relay coordination and protection,
Zhengguang Xiao   +6 more
doaj   +1 more source

Suspension of Australian National Electricity Market in 2022 Necessitates Mechanism Evolution Ensuring Power Supply Security

open access: yesJournal of Modern Power Systems and Clean Energy, 2023
The National Electricity Market (NEM) in Australia was suspended during June 15-23, 2022, with a primary attribution to the lack of available generation capacity.
Zhenfei Tan   +4 more
doaj   +1 more source

Ultraefficient thermophotovoltaic power conversion by band-edge spectral filtering

open access: yesProceedings of the National Academy of Sciences of the United States of America, 2019
Significance Thermophotovoltaic conversion utilizes thermal radiation to generate electricity in a photovoltaic cell. On a solar cell, the addition of a highly reflective rear mirror maximizes the extraction of luminescence, which in turn boosts the ...
Z. Omair   +9 more
semanticscholar   +1 more source

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