Results 11 to 20 of about 127,474 (217)

HTS-Tape Magnetic Bearing for Ultra High-Speed Turbo Motor [PDF]

open access: yes, 2023
This paper aims to design superconducting magnetic bearing using HTS tape for a ultra high-speed turbo motor operating up to 120000 rpm. Despite being a recent technology compared to conventional magnetic bearings, HTS passive bearings have many ...
R. Burke   +7 more
core   +1 more source

Numerical study on AC loss properties of HTS cable consisting of YBCO coated conductor for HTS power devices [PDF]

open access: yes, 2018
High-current high temperature superconducting (HTS) cables have been developed for use in HTS power devices. This paper presented the structures of HTS cables, including Conductor on Round Core (CORC) cable, Twisted Stacked-tape Conductor (TSTC) cable ...
Yuan, Weijia   +7 more
core   +4 more sources

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

Nonlinear Behavior of a Shim Coil in an LTS/HTS NMR Magnet With an HTS Insert Comprising Double-Pancake HTS-Tape Coils. [PDF]

open access: yesIEEE Trans Appl Supercond, 2009
This paper reports results, experimental and analytical, of the nonlinear behavior of a shim coil in the presence of an HTS coil assembled with double-pancake (DP) HTS-tape coils.
Hahn SY   +4 more
europepmc   +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

Shielding Characteristics of Solenoidal Superconducting Screens Made From HTS Tape, for SFCL Applications

open access: yesIEEE Access, 2023
In the design and prototyping of an Inductive-Resistive Superconductor Fault Current Limiter (IR-SFCL), previously presented by the authors, superconducting screens made from BSCO bulk have been used for shielding the inductive stage of the device.
Alfredo Alvarez   +3 more
doaj   +1 more source

Multi-Objective Optimization for Improving Weight and Fault Characteristics of a DC HTS Cable in Cryo-Electric Aircraft

open access: yesAerospace, 2022
The aim of the presented study is to optimize the different classes of high-temperature superconducting (HTS) DC cables for improving their performances in a cryo-electric aircraft considering their weight, peak temperature during faults, and the ratio ...
Alireza Sadeghi, Mohammad Yazdani-Asrami
doaj   +1 more source

Delamination and current-carrying degradation behavior of epoxy-impregnated superconducting coil winding with 2G HTS tape caused by thermal stress

open access: yesAIP Advances, 2020
A thermo-mechanical-electromagnetic model is developed for estimating the delamination and current-carrying degradation of epoxy-impregnated pancake coils.
Yujie Duan, Yuanwen Gao
doaj   +1 more source

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