Results 11 to 20 of about 26,639 (302)
Energy and Built Environment, 2020 With the advent of the era of big data, buildings have become not only energy-intensive but also data-intensive. Data mining technologies have been widely utilized to release the values of massive amounts of building operation data with an aim of ...
Yang Zhao +4 more
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Hydrodynamic and Thermodynamic Behavior of Liquid Methane in a Vertical Feed Pipe [PDF]
Journal of Applied Fluid MechanicsDuring the chill-down procedure for a space application system, a multiphase flow of extremely cold propellants will undoubtedly occur in the feed lines.
K. Raj, P. R. L. Raj
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Energies, 2023 Three distinct thermodynamic analysis models are developed and applied to a renowned cryogenic engine (PPG-102), namely the isothermal model, the ideal Schmidt model, and the ideal adiabatic model. Through a comparative analysis, the theoretical outcomes
George Antonakos +3 more
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On fully superconducting rectifiers and fluxpumps. A review. Part 2: Commutation modes, characteristics and switches [PDF]
, 1981 This paper forms the second part of the review. Full and half wave superconducting transformer rectifiers are analysed. Modes of operation and loss mechanisms are detailed and a comparison between the behaviour of dynamos and rectifiers is presented ...
Kate, H.H.J. ten +1 more
core +2 more sources
Review of the Liquid Hydrogen Storage Tank and Insulation System for the High-Power Locomotive
Energies, 2022 Hydrogen has been attracting attention as a fuel in the transportation sector to achieve carbon neutrality. Hydrogen storage in liquid form is preferred in locomotives, ships, drones, and aircraft, because these require high power but have limited space.
Daehoon Kang, Sungho Yun, Bo-kyong Kim
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Characterization and Modeling of Quantum Dot Behavior in FDSOI Devices
IEEE Journal of the Electron Devices Society, 2022 A compact analytical model is proposed along with a parameter extraction methodology to accurately capture the steady-state (DC) sequential tunneling current observed in the subthreshold region of the transfer $I_{DS}-V_{GS}$ characteristics of MOSFETs
S. Pati Tripathi +11 more
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Surface-confined molecular coolers for cryogenics [PDF]
, 2012 An excellent molecule-based cryogenic magnetic refrigerant, gadolinium acetate tetrahydrate, is here used to decorate selected portions of silicon substrate. By quantitative magnetic force microscopy for variable applied magnetic field near liquid-helium
Arauzo, Ana +7 more
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Induction methods used in low temperature physics [PDF]
, 1975 A study has been made of induction bridges used in low temperature physics.\ud \ud In Part 1 the design of a mutual inductance bridge of the Hartshorn type is discussed.
Caspari, M. +3 more
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Design and operation of a protection system for transformers with superconducting windings [PDF]
, 1985 Power transformers with superconducting windings need a protection system to prevent damage to the low-loss superconducting winding by an abnormally high current.
Klundert, L.J.M. van de +2 more
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Characterization and Modeling of Mismatch in Cryo-CMOS
IEEE Journal of the Electron Devices Society, 2020 This paper presents a device matching study of a commercial 40-nm bulk CMOS technology operated at cryogenic temperatures. Transistor pairs and linear arrays, optimized for device matching, were characterized over the temperature range from 300 K down to
P. A. T Hart +4 more
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