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Quasi-3-D Spectral Wavelet Method for a Thermal Quench Simulation

Bundschuh, Jonas ; D'Angelo, Laura A. M. ; De Gersem, Herbert (2021)
Quasi-3-D Spectral Wavelet Method for a Thermal Quench Simulation.
In: Journal of Mathematics in Industry, 11 (1)
doi: 10.1186/s13362-021-00113-8
Article, Bibliographie

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Abstract

The finite element method is widely used in simulations of various fields. However, when considering domains whose extent differs strongly in different spatial directions a finite element simulation becomes computationally very expensive due to the large number of degrees of freedom. An example of such a domain are the cables inside of the magnets of particle accelerators. For translationally invariant domains, this work proposes a quasi-3-D method. Thereby, a 2-D finite element method with a nodal basis in the cross-section is combined with a spectral method with a wavelet basis in the longitudinal direction. Furthermore, a spectral method with a wavelet basis and an adaptive and time-dependent resolution is presented. All methods are verified. As an example the hot-spot propagation due to a quench in Rutherford cables is simulated successfully.

Item Type: Article
Erschienen: 2021
Creators: Bundschuh, Jonas ; D'Angelo, Laura A. M. ; De Gersem, Herbert
Type of entry: Bibliographie
Title: Quasi-3-D Spectral Wavelet Method for a Thermal Quench Simulation
Language: English
Date: 1 December 2021
Publisher: Springer
Journal or Publication Title: Journal of Mathematics in Industry
Volume of the journal: 11
Issue Number: 1
DOI: 10.1186/s13362-021-00113-8
Corresponding Links:
Abstract:

The finite element method is widely used in simulations of various fields. However, when considering domains whose extent differs strongly in different spatial directions a finite element simulation becomes computationally very expensive due to the large number of degrees of freedom. An example of such a domain are the cables inside of the magnets of particle accelerators. For translationally invariant domains, this work proposes a quasi-3-D method. Thereby, a 2-D finite element method with a nodal basis in the cross-section is combined with a spectral method with a wavelet basis in the longitudinal direction. Furthermore, a spectral method with a wavelet basis and an adaptive and time-dependent resolution is presented. All methods are verified. As an example the hot-spot propagation due to a quench in Rutherford cables is simulated successfully.

Additional Information:

Art.No.: 17 ; TEMF-Pub-DB TEMF002882

Divisions: 18 Department of Electrical Engineering and Information Technology
18 Department of Electrical Engineering and Information Technology > Institute for Accelerator Science and Electromagnetic Fields
Exzellenzinitiative
Exzellenzinitiative > Graduate Schools
Exzellenzinitiative > Graduate Schools > Graduate School of Computational Engineering (CE)
Date Deposited: 30 Mar 2022 07:48
Last Modified: 11 Apr 2024 09:44
PPN: 496248553
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