Results 1 to 10 of about 22,017 (214)

Analysis of Screwed Electrical Connections for HTS Tapes

open access: yesEnergies
A demountable connection is necessary to enable quick and easy replacement of high-temperature superconducting (HTS) tape samples during cryogenic (77 K) testing, particularly when investigating their application in superconducting fault current limiters
Janusz Kozak
doaj   +2 more sources

Study of Electromagnetic and Thermal Transients in a High-temperature Superconducting Transformer during a Short Circuit [PDF]

open access: yesProblems of the Regional Energetics, 2023
Today, high-temperature superconducting (HTS) current limiters and transformers allow to limit the surge short circuit current during failure without negatively affecting on the power grid com-plex at the normal operation mode. However, the transition of
Manusov V.Z., Ivanov D.M.
doaj   +1 more source

Deuterium ion irradiation impact on the current-carrying capacity of DI-BSCCO superconducting tape

open access: yesNuclear Engineering and Technology, 2022
In the present work, we have irradiated the DI-BSCCO superconducting tapes with the 100 keV deuterium ions to investigate the effect of ion irradiation on their critical current (Ic).
M. Rajput   +8 more
doaj   +1 more source

Computation of AC loss of HTS coils wound by coated conductors with different widths

open access: yesAIP Advances, 2022
The second-generation high-temperature superconductor (HTS) tape is a promising material for the HTS application. However, the extremely large aspect ratio of the HTS coated tape leads to high power dissipation in the environment of a time-varying ...
Liuyuan Yu, Huadong Yong
doaj   +1 more source

Critical Current Degradation in HTS Tapes for Superconducting Fault Current Limiter under Repeated Overcurrent

open access: yesApplied Sciences, 2023
Superconducting fault current limiters (SFCL) can be an alternative to conventional devices limiting short-circuit currents in power systems. SFCL use high-temperature superconducting tapes of the second generation (HTS 2G) in SFCL, which, after reaching
Sylwia Hajdasz   +5 more
doaj   +1 more source

Study of HTS Conductors Made From Combinations of HTS Tapes [PDF]

open access: yesJournal of Physics: Conference Series, 2006
To increase current carrying capacity of an HTS conductor we combined two HTS tapes by soldering or packaging. It permitted to increase current carrying capacity of conductors, while not exactly proportional to the number of tapes used. Slight critical currents reduction is more pronounced for the magnetic fields parallel to the tape's surface due to ...
V E Sytnikov   +5 more
openaire   +1 more source

3D modeling of a superconducting dynamo-type flux pump

open access: yesScientific Reports, 2021
High temperature superconducting (HTS) dynamos are promising devices that can inject large DC currents into the winding of superconducting machines or magnets in a contactless way.
Asef Ghabeli, Enric Pardo, Milan Kapolka
doaj   +1 more source

Simulation of Dynamic Resistance and Total Loss of HTS CORC Cables

open access: yesIEEE Access, 2023
In some high temperature superconducting (HTS) applications, HTS coated conductors carry DC current under external AC magnetic fields. Dynamic resistance occurs when the amplitude of the magnetic field is greater than the threshold magnetic field of the ...
Yukai Qiao   +4 more
doaj   +1 more source

Magnetization of the stack of HTS tapes

open access: yesProgress in Superconductivity and Cryogenics, 2015
New results of dependence of magnetic field, trapped by a stack of HTS tapes, on amount of tapes in a stack are reported. Commercial GdBCO tape 12 mm width and without Cu layer was used for the research. Tape was divided in square pieces 12 x 12 mm 2 from which stacks were formed. Filling factor of the tape was about 1.4%. Measurements were carried out
M.A. Osipov   +4 more
openaire   +2 more sources

New symmetric and lattice shaped high-temperature superconducting coil cross sections

open access: yesResults in Physics, 2016
To improve the performances of high-temperature superconducting (HTS) coils, it is necessary to store more energy within a shorter HTS tape length and to reduce leakage magnetic fields.
Naoya Uchiyama, Shinichi Ishiguri
doaj   +1 more source

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