Results 21 to 30 of about 2,435,659 (267)

Development of Pec Based Electrical Load Schedule Software

open access: yesInternational Journal of Informatics, Information System and Computer Engineering, 2022
This paper presents the development of PEC-based electrical load schedule software for residential electrical services design. All the sources that will be used for the computation and data will be based on PEC.
Ralph G. Alvaro   +5 more
doaj   +1 more source

A Review of the Complex Flow and Heat Transfer Characteristics in Microchannels

open access: yesMicromachines, 2023
Continuously improving heat transfer efficiency is one of the important goals in the field of energy. Compact heat exchangers characterized by microscale flow and heat transfer have successfully provided solutions for this purpose.
Junqiang Zhang, Zhengping Zou, Chao Fu
doaj   +1 more source

Buck-type Single-phase AC-AC Active Tracking Voltage Regulator Controlled by an Enhanced Hybrid Control Method

open access: yesSakarya Üniversitesi Fen Bilimleri Enstitüsü Dergisi, 2021
In this paper, a single-phase switch-mode buck-type AC-AC voltage regulator is presented with reduced numbers of elements which are used in the topology. Apart from similar studies in the literature, a new hybrid control method which is structured by the
Felix Hımmelstoss, Faruk Yalçın
doaj   +1 more source

Effect of Na3BO3 Addition into Na3V2(PO4)3 Single-Phase All-Solid-State Batteries

open access: yesElectrochemistry, 2021
To reduce the interfacial resistance between the electrodes and electrolyte in all solid-state battery, we have recently suggested the idea of a single-phase all-solid-state battery that is made from a single material with the three roles of electrolyte,
Akira NISHIO   +5 more
doaj   +1 more source

Design of a Half-Bridge Current-Source Inverter Topology for Avionic Systems

open access: yesAerospace, 2022
This paper analyses a new half-bridge current–source inverter for avionic systems. In the circuit, two 28 V batteries are used as inputs. These voltage sources are connected to inductors which create a constant current source.
Eralp Sener, Gurhan Ertasgin
doaj   +1 more source

Analytical Model of Quantitative Texture Prediction Considering Heat Transfer Based on Single-Phase Material in Laser Powder Bed Fusion

open access: yesJournal of Manufacturing and Materials Processing
Laser powder bed fusion (LPBF) is widely used in metal additive manufacturing to create geometrically complex parts, where heat transfer and its affected temperature distribution significantly influence the parts’ materials’ microstructure and the ...
Wei Huang   +4 more
doaj   +1 more source

Design of Innovative Channel Geometrical Configuration and Its Effect on Species Distribution [PDF]

open access: yesJournal of Renewable Energy and Environment, 2014
In this research, the impact of shoulder width and geometry of gas channel with different structures on proton exchange membrane (PEM) has been investigated using numerical method.
Ashkan Torkavannejad   +4 more
doaj   +1 more source

Field-circuit analysis and measurements of a single-phase self-excited induction generator

open access: yesOpen Physics, 2017
The paper deals with a single-phase induction machine operating as a stand-alone self-excited single-phase induction generator for generation of electrical energy from renewable energy sources.
Makowski Krzysztof, Leicht Aleksander
doaj   +1 more source

Investigation of Arc Flash in Single-Phase Vertical Conductors in a Box

open access: yesIEEE Open Journal of Industry Applications, 2021
NFPA 70E and IEEE 1584 are defining standards for arc flash hazard analysis. Both assume three-phase faults for calculations since three-phase power distribution is predominant in utility and industrial applications; however, arc flash in single-phase ...
John Wade, Paul Brazis, David Lambrecht
doaj   +1 more source

Prediction of Friction Factor and Heat Transfer Coefficient for Single-Phase Forced Convection Inside Microfin Tubes

open access: yesEnergies, 2023
Microfin tubes are widely used to enhance heat transfer in heat exchangers in order to reduce volumes, costs and refrigerant charge. Much experimental work has been published for the flow of liquids, while some experimental work is available for the flow
Luisa Rossetto, Andrea Diani
doaj   +1 more source

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