Quench detection and protection for high-temperature superconductor accelerator magnets

M Marchevsky - Instruments, 2021 - mdpi.com
High-temperature superconductors (HTS) are being increasingly used for magnet
applications. One of the known challenges of practical conductors made with high …

Quench detection for high temperature superconductor magnets: A novel technique based on Rayleigh-backscattering interrogated optical fibers

F Scurti, S Ishmael, G Flanagan… - … Science and Technology, 2016 - iopscience.iop.org
High temperature superconducting materials are the only option for the generation of
magnetic fields exceeding 25 T and for magnets operating over a broad range of …

Delamination behaviors of an epoxy-impregnated REBCO pancake coil during a quench

D Liu, W Wei, Y Tang, H Yong, Y Zhou - Engineering Fracture Mechanics, 2023 - Elsevier
For the epoxy-impregnated high-temperature superconducting (HTS) REBa 2 Cu 3 O 7-x
(REBCO) magnets, the quench cannot be still avoided in the operation, which may induce …

High field superconducting solenoids via high temperature superconductors

J Schwartz, T Effio, X Liu, QV Le… - IEEE Transactions …, 2008 - ieeexplore.ieee.org
High-field superconducting solenoids have proven themselves to be of great value to
scientific research in a number of fields, including chemistry, physics and biology. Present …

Near-adiabatic quench experiments on short YBa2Cu3O7− δ coated conductors

X Wang, UP Trociewitz, J Schwartz - Journal of Applied Physics, 2007 - pubs.aip.org
Minimum quench energy and normal zone propagation velocity are measured on short Y Ba
2 Cu 3 O 7− δ coated conductors in self-field at temperatures ranging from 40 to 77 K⁠. The …

[PDF][PDF] Three-dimensional micrometer-scale modeling of quenching in high-aspect-ratio YBa2Cu3O7-δ coated conductor tapes—part I: model development and …

WK Chan, PJ Masson, C Luongo… - IEEE Transactions on …, 2010 - researchgate.net
YBa2Cu3O7− δ coated conductors have very slow normal-zone propagation velocity, which
renders quench detection and protection very difficult. To develop effective quench detection …

A critical assessment of thermal–hydraulic modeling of HTS twisted-stacked-tape cable conductors for fusion applications

A Zappatore, WH Fietz, R Heller… - Superconductor …, 2019 - iopscience.iop.org
Reliable analyses of thermal–hydraulic (TH) transients are becoming fundamental to
supporting the design of magnets for fusion applications based on high temperature …

Ultrasonic waveguides for quench detection in HTS magnets

M Marchevsky, S Prestemon, O Lobkis… - IEEE Transactions …, 2022 - ieeexplore.ieee.org
High-temperature superconductors (HTS) are expected to have a major impact on the
development of future particle accelerators and fusion energy systems. One of key …

Study on the influencing factors to reduce the recovery time of superconducting tapes and coils for the DC superconducting fault current limiter applications

B Xiang, W Wang, H Li, L Gao, Z Liu, Y Geng… - High …, 2022 - Wiley Online Library
Superconducting fault current limiters (SFCLs) are important in improving the stability of
electrical power systems. However, the existing resistive‐type DC SFCL has a long recovery …

Stability and Quench Behavior of Coated Conductor at 4.2 K, Self-Field

H Song, J Schwartz - IEEE Transactions on Applied …, 2009 - ieeexplore.ieee.org
YBa 2 Cu 3 O 7-x (YBCO) coated conductors (CCs) are now capable of carrying very high
transport critical current density Jc over a broad range of magnetic field and temperature …