---
title: Model files | Stacks
description: Stacks | HTS modelling workgroup | model files
---

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# <https://htsmodelling.com/model-files> Model files / Stacks

## [3D model of an HTS racetrack coil with homogenized T-A formulation](https://htsmodelling.com/model-files/3d-model-of-an-hts-racetrack-coil-with-homogenized-t-a-formulation)

 by [**administrator**](https://htsmodelling.com/model-files/author/administrator) on Feb 8, 2025, 3:51:01 AM

[![](https://htsmodelling.com/hubfs/T-A_cc.png)](https://htsmodelling.com/model-files/3d-model-of-an-hts-racetrack-coil-with-homogenized-t-a-formulation)

 This model was shared by Carlos Roberto Vargas-Llanos (Karlsruhe Institute of Technology)

[Read More](https://htsmodelling.com/model-files/3d-model-of-an-hts-racetrack-coil-with-homogenized-t-a-formulation)

Topics: [Finite element method](https://htsmodelling.com/model-files/tag/finite-element-method) [COMSOL](https://htsmodelling.com/model-files/tag/comsol) [Stacks](https://htsmodelling.com/model-files/tag/stacks) [3-D](https://htsmodelling.com/model-files/tag/3-d) [TA](https://htsmodelling.com/model-files/tag/ta)

## [Electro-thermal homogenization of HTS stacks](https://htsmodelling.com/model-files/electro-thermal-homogenization-of-hts-stacks)

 by [**administrator**](https://htsmodelling.com/model-files/author/administrator) on Aug 1, 2024, 5:06:53 PM

[![](https://htsmodelling.com/hubfs/3e1ffe63-0e27-4194-bddd-8986d10c401c-model_file_doc-Heatmap-1.png)](https://htsmodelling.com/model-files/electro-thermal-homogenization-of-hts-stacks)

 This model was shared by C. Klop, Norwegian University of Science and Technology (NTNU)

[Read More](https://htsmodelling.com/model-files/electro-thermal-homogenization-of-hts-stacks)

Topics: [REBCO tapes](https://htsmodelling.com/model-files/tag/rebco-tapes) [Finite element method](https://htsmodelling.com/model-files/tag/finite-element-method) [COMSOL](https://htsmodelling.com/model-files/tag/comsol) [2-D](https://htsmodelling.com/model-files/tag/2-d) [Stacks](https://htsmodelling.com/model-files/tag/stacks)

## [Alternative to the H-formulation for critical state simulation in HTS materials](https://htsmodelling.com/model-files/an-alternative-in-h-formulation)

 by [**administrator**](https://htsmodelling.com/model-files/author/administrator) on Mar 20, 2024, 2:41:57 PM

[![](https://htsmodelling.com/hubfs/model-files/34-an-alternative-in-h-formulation/fig.png)](https://htsmodelling.com/model-files/an-alternative-in-h-formulation)

 This model was shared by Dong Keun Oh, Korea Institute of Fusion Energy. This model is developed as an attempt of static H-formulation to substitute for the magnetic formulation (A-formulation) of “the self-consistent static critical current model” which has been recognized as an effi …

[Read More](https://htsmodelling.com/model-files/an-alternative-in-h-formulation)

Topics: [Finite element method](https://htsmodelling.com/model-files/tag/finite-element-method) [Other programs](https://htsmodelling.com/model-files/tag/other-programs) [2-D](https://htsmodelling.com/model-files/tag/2-d) [Stacks](https://htsmodelling.com/model-files/tag/stacks)

## [Coupled A-H formulation for magneto-thermal transients in HTS magnets](https://htsmodelling.com/model-files/a-coupled-a-h-formulation)

 by [**administrator**](https://htsmodelling.com/model-files/author/administrator) on Mar 15, 2024, 2:07:11 PM

[![](https://htsmodelling.com/hubfs/model-files/28-a-coupled-a%E2%80%93h-formulation/HTS-WG-Cover-Picture.png)](https://htsmodelling.com/model-files/a-coupled-a-h-formulation)

 These models were shared by shared by Lorenzo Bortot, CERN. The two models implement a coupled A-H field formulation in FEM, solving for H in the superconducting tapes, and for A elsewhere. The tapes are represented either by means of 2D domains or 1D thin-shells. For the second case, …

[Read More](https://htsmodelling.com/model-files/a-coupled-a-h-formulation)

Topics: [REBCO tapes](https://htsmodelling.com/model-files/tag/rebco-tapes) [Magnets](https://htsmodelling.com/model-files/tag/magnets) [Finite element method](https://htsmodelling.com/model-files/tag/finite-element-method) [COMSOL](https://htsmodelling.com/model-files/tag/comsol) [Other programs](https://htsmodelling.com/model-files/tag/other-programs) [2-D](https://htsmodelling.com/model-files/tag/2-d) [Stacks](https://htsmodelling.com/model-files/tag/stacks) [Quench](https://htsmodelling.com/model-files/tag/quench)

## [AC losses calculation in REBCO coils or stacks](https://htsmodelling.com/model-files/ac-losses-calculation)

 by [**administrator**](https://htsmodelling.com/model-files/author/administrator) on Mar 15, 2024, 1:51:04 PM

[![](https://htsmodelling.com/hubfs/model-files/26-ac-losses-calculation/j_model.png)](https://htsmodelling.com/model-files/ac-losses-calculation)

 This model can calculate HTS stack/coil with various applied current and magnetic field. Its greatest advantage is the calculating speed could be very fast. The model is calculated by integration method, which was first proposed by Brandt for HTS tape. Here it is extended to ReBCO sta …

[Read More](https://htsmodelling.com/model-files/ac-losses-calculation)

Topics: [REBCO tapes](https://htsmodelling.com/model-files/tag/rebco-tapes) [Other numerical methods](https://htsmodelling.com/model-files/tag/other-numerical-methods) [Other programs](https://htsmodelling.com/model-files/tag/other-programs) [Home-made codes](https://htsmodelling.com/model-files/tag/home-made-codes) [2-D](https://htsmodelling.com/model-files/tag/2-d) [Stacks](https://htsmodelling.com/model-files/tag/stacks)

## [ANSYS APDL codes for modelling the critical state magnetization current in REBCO tape stacks with a large number of turns using the A-V formulation](https://htsmodelling.com/model-files/ansys-apdl-codes)

 by [**administrator**](https://htsmodelling.com/model-files/author/administrator) on Mar 15, 2024, 1:40:00 PM

[![](https://htsmodelling.com/hubfs/model-files/23-ansys-apdl-codes-for-modelling/ANSYS_APDL.png)](https://htsmodelling.com/model-files/ansys-apdl-codes)

 An iterative algorithm method, based on ANSYS A–V formulation, is developed to simulate the critical state magnetization current Jc(B,θ) in ReBCO tape stacks during the field-cooling magnetization. The computation speed is quite fast because the eddy current is not computed in non-sup …

[Read More](https://htsmodelling.com/model-files/ansys-apdl-codes)

Topics: [REBCO tapes](https://htsmodelling.com/model-files/tag/rebco-tapes) [Finite element method](https://htsmodelling.com/model-files/tag/finite-element-method) [Other programs](https://htsmodelling.com/model-files/tag/other-programs) [Home-made codes](https://htsmodelling.com/model-files/tag/home-made-codes) [2-D](https://htsmodelling.com/model-files/tag/2-d) [Stacks](https://htsmodelling.com/model-files/tag/stacks)

## [T-A multi-scale and homogeneous models for benchmark #3](https://htsmodelling.com/model-files/t-a-multi-scale-and-homogeneous)

 by [**administrator**](https://htsmodelling.com/model-files/author/administrator) on Mar 15, 2024, 1:31:56 PM

[![](https://htsmodelling.com/hubfs/model-files/20-t-a-multi-scale-and-homogeneous-models/ta_multi_scale.png)](https://htsmodelling.com/model-files/t-a-multi-scale-and-homogeneous)

 These two models address the analysis of the Benchmark #3, a 20 HTS tapes stack. The models show how the multi-scale and homogeneous methods are adapted to be used in conjunction with the T-A formulation. The achieved simplification in the description of the system allow to reduce the …

[Read More](https://htsmodelling.com/model-files/t-a-multi-scale-and-homogeneous)

Topics: [Finite element method](https://htsmodelling.com/model-files/tag/finite-element-method) [COMSOL](https://htsmodelling.com/model-files/tag/comsol) [2-D](https://htsmodelling.com/model-files/tag/2-d) [Stacks](https://htsmodelling.com/model-files/tag/stacks) [Coils](https://htsmodelling.com/model-files/tag/coils)

## [AC losses in a superconducting magnet in the presence of a time-dependent transport current](https://htsmodelling.com/model-files/ac-losses-in-a-superconducting)

 by [**administrator**](https://htsmodelling.com/model-files/author/administrator) on Mar 15, 2024, 1:29:34 PM

[![](https://htsmodelling.com/hubfs/model-files/19-ac-losses-in-a-superconducting-magnet/temp4cj.png)](https://htsmodelling.com/model-files/ac-losses-in-a-superconducting)

 This model is based on ANSYS 15.0. The model calculates the AC loss in a superconducting magnet in the presence of a time-dependent transport current. The superconductor is modeled with Bean model. The parameters and outputs are all in text format, can be easily read and modified. Alm …

[Read More](https://htsmodelling.com/model-files/ac-losses-in-a-superconducting)

Topics: [REBCO tapes](https://htsmodelling.com/model-files/tag/rebco-tapes) [Magnets](https://htsmodelling.com/model-files/tag/magnets) [Finite element method](https://htsmodelling.com/model-files/tag/finite-element-method) [Other programs](https://htsmodelling.com/model-files/tag/other-programs) [2-D](https://htsmodelling.com/model-files/tag/2-d) [Stacks](https://htsmodelling.com/model-files/tag/stacks)

## [T-A formulation for modelling 2G HTS stacks](https://htsmodelling.com/model-files/a-t-a-formulation-model)

 by [**administrator**](https://htsmodelling.com/model-files/author/administrator) on Mar 15, 2024, 1:24:41 PM

[![](https://htsmodelling.com/hubfs/model-files/17-a-t-a-formulation-model/T_A_2.png)](https://htsmodelling.com/model-files/a-t-a-formulation-model)

 Impressive work Nothing else matters Impressive work Nothing else matters The model shows how to use the thin strip approximation for the superconducting coated conductors to speed up calculation. The model simulates the magnetisation of a 2G HTS stack. The T formulation is used for m …

[Read More](https://htsmodelling.com/model-files/a-t-a-formulation-model)

Topics: [REBCO tapes](https://htsmodelling.com/model-files/tag/rebco-tapes) [Finite element method](https://htsmodelling.com/model-files/tag/finite-element-method) [COMSOL](https://htsmodelling.com/model-files/tag/comsol) [2-D](https://htsmodelling.com/model-files/tag/2-d) [Stacks](https://htsmodelling.com/model-files/tag/stacks)

## [Modeling and simulation of termination resistances in superconducting cables](https://htsmodelling.com/model-files/modeling-and-simulation-of-termination-resistances)

 by [**administrator**](https://htsmodelling.com/model-files/author/administrator) on Mar 15, 2024, 1:13:58 PM

[![](https://htsmodelling.com/hubfs/model-files/14-modeling-and-simulation/Termination_resistances.png)](https://htsmodelling.com/model-files/modeling-and-simulation-of-termination-resistances)

 The models presented here are used to simulate termination resistances which are largely responsible for the uneven distribution of currents in superconducting cables \[1\]. For this purpose, four different models are presented. The first is a 0D stationary model, where time enters as a …

[Read More](https://htsmodelling.com/model-files/modeling-and-simulation-of-termination-resistances)

Topics: [REBCO tapes](https://htsmodelling.com/model-files/tag/rebco-tapes) [Cables](https://htsmodelling.com/model-files/tag/cables) [Finite element method](https://htsmodelling.com/model-files/tag/finite-element-method) [COMSOL](https://htsmodelling.com/model-files/tag/comsol) [Other programs](https://htsmodelling.com/model-files/tag/other-programs) [Home-made codes](https://htsmodelling.com/model-files/tag/home-made-codes) [2-D](https://htsmodelling.com/model-files/tag/2-d) [Stacks](https://htsmodelling.com/model-files/tag/stacks) [3-D](https://htsmodelling.com/model-files/tag/3-d)

[1](https://htsmodelling.com/model-files/tag/stacks/page/1) [2](https://htsmodelling.com/model-files/tag/stacks/page/2) <https://htsmodelling.com/model-files/tag/stacks/page/2>

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