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title: Model files | Home-made codes
description: Home-made codes | HTS modelling workgroup | model files
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# <https://htsmodelling.com/model-files> Model files / Home-made codes

## [Analytical model for AC losses in HTS tapes](https://htsmodelling.com/model-files/analytical-model-for-ac-losses-in-hts-tapes)

 by [**administrator**](https://htsmodelling.com/model-files/author/administrator) on Mar 20, 2024, 2:49:29 PM

[![](https://htsmodelling.com/hubfs/model-files/37-analytical-model-for-ac-losses/Model_results.png)](https://htsmodelling.com/model-files/analytical-model-for-ac-losses-in-hts-tapes)

 This model was shared by João Fernandes, Instituto Superior Técnico, Ulisboa. This work proposes two alternative analytical models to evaluate the AC losses of High-Temperature Superconducting (HTS) tapes during their hysteretic and resistive modes. Two analytical models are proposed, …

[Read More](https://htsmodelling.com/model-files/analytical-model-for-ac-losses-in-hts-tapes)

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)

## [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)

## [Open source 2-D finite difference method for the simulation of HTS cables](https://htsmodelling.com/model-files/open-source-2d-fdm-simulation)

 by [**administrator**](https://htsmodelling.com/model-files/author/administrator) on Mar 15, 2024, 1:45:54 PM

[![](https://htsmodelling.com/hubfs/model-files/24-open-source-2d-fdm-simulation/hts_modelling.png)](https://htsmodelling.com/model-files/open-source-2d-fdm-simulation)

 In this work a two-dimensional open source simulation code based on the finite difference method (FDM) has been developed. It is solved by means of the alternating direction implicit routine (ADI). The algorithm has been written in MATLAB language. The method improves computational pe …

[Read More](https://htsmodelling.com/model-files/open-source-2d-fdm-simulation)

Topics: [REBCO tapes](https://htsmodelling.com/model-files/tag/rebco-tapes) [Cables](https://htsmodelling.com/model-files/tag/cables) [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) [Matlab](https://htsmodelling.com/model-files/tag/matlab)

## [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)

## [MATLAB scripts for simulation of superconductors (tapes, bars and cylinders)](https://htsmodelling.com/model-files/matlab-scripts-for-simulation)

 by [**administrator**](https://htsmodelling.com/model-files/author/administrator) on Mar 15, 2024, 1:34:33 PM

[![](https://htsmodelling.com/hubfs/model-files/21-matlab-scripts-for-simulation/geometry_sketch_v1.png)](https://htsmodelling.com/model-files/matlab-scripts-for-simulation)

 Scripts for Matlab to simulate superconducting strips, bars and cylinders in various conditions of applied magnetic fields and currents. To find the current distribution, an integral formulation known as Brandt’s method is used.

[Read More](https://htsmodelling.com/model-files/matlab-scripts-for-simulation)

Topics: [REBCO bulks](https://htsmodelling.com/model-files/tag/rebco-bulks) [REBCO tapes](https://htsmodelling.com/model-files/tag/rebco-tapes) [Other numerical methods](https://htsmodelling.com/model-files/tag/other-numerical-methods) [Home-made codes](https://htsmodelling.com/model-files/tag/home-made-codes) [2-D](https://htsmodelling.com/model-files/tag/2-d) [Matlab](https://htsmodelling.com/model-files/tag/matlab) [3-D](https://htsmodelling.com/model-files/tag/3-d) [Coils](https://htsmodelling.com/model-files/tag/coils)

## [Effect of tape non uniformities on end-to-end V-I characteristics of superconducting tape](https://htsmodelling.com/model-files/effect-of-tape-non-uniformities)

 by [**administrator**](https://htsmodelling.com/model-files/author/administrator) on Mar 15, 2024, 1:27:33 PM

[![](https://htsmodelling.com/hubfs/model-files/18-effect-of-tape-non-uniformities/Ic_statistics.png)](https://htsmodelling.com/model-files/effect-of-tape-non-uniformities)

 This code evaluates the influence of non-uniformities of (Ic,n) along a superconducting tape, modeled as a series of non-linear resistances, each characterized by its Ic and n. In particular, it calculates the effect of the statistical distributions of Ic and n of these segments on th …

[Read More](https://htsmodelling.com/model-files/effect-of-tape-non-uniformities)

Topics: [REBCO tapes](https://htsmodelling.com/model-files/tag/rebco-tapes) [Other programs](https://htsmodelling.com/model-files/tag/other-programs) [Home-made codes](https://htsmodelling.com/model-files/tag/home-made-codes) [Matlab](https://htsmodelling.com/model-files/tag/matlab)

## [3-D numerical simulation with the fast Fourier transform of a magnetic shield and a magnetic lens made of a bulk type II superconductor](https://htsmodelling.com/model-files/using-the-recently-proposed-fast-fourier)

 by [**administrator**](https://htsmodelling.com/model-files/author/administrator) on Mar 15, 2024, 1:18:51 PM

[![](https://htsmodelling.com/hubfs/model-files/15-using-the-recently-proposed/FFT_magnetic_lens.png)](https://htsmodelling.com/model-files/using-the-recently-proposed-fast-fourier)

 The method is efficient and can be easier to implement than the alternative approaches based on the finite element methods.

[Read More](https://htsmodelling.com/model-files/using-the-recently-proposed-fast-fourier)

Topics: [REBCO bulks](https://htsmodelling.com/model-files/tag/rebco-bulks) [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) [Matlab](https://htsmodelling.com/model-files/tag/matlab) [3-D](https://htsmodelling.com/model-files/tag/3-d)

## [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)

## [Superconducting fault current limiter (SFCL) connected to a power system](https://htsmodelling.com/model-files/superconducting-fault-current-limiter)

 by [**administrator**](https://htsmodelling.com/model-files/author/administrator) on Mar 15, 2024, 1:08:33 PM

[![](https://htsmodelling.com/hubfs/model-files/12-superconducting-fault-current-limiter/figure.png)](https://htsmodelling.com/model-files/superconducting-fault-current-limiter)

 The model can be implemented in any power system simulator (e.g., Matlab/Simulink, EMTP, PowerFactoy, etc.) for transient analyses of short circuit currents. Here one presents the method applied to MCP-BSCCO-2212 SFCL devices. The method however has already been extended to SFCL based …

[Read More](https://htsmodelling.com/model-files/superconducting-fault-current-limiter)

Topics: [REBCO tapes](https://htsmodelling.com/model-files/tag/rebco-tapes) [Fault current limiters](https://htsmodelling.com/model-files/tag/fault-current-limiters) [Other programs](https://htsmodelling.com/model-files/tag/other-programs) [Home-made codes](https://htsmodelling.com/model-files/tag/home-made-codes) [Matlab](https://htsmodelling.com/model-files/tag/matlab)

## [Parameter-free method to extract the Jc(B,θ) field-dependence from in-field current–voltage characteristics of HTS tapes](https://htsmodelling.com/model-files/a-parameter-free-method)

 by [**administrator**](https://htsmodelling.com/model-files/author/administrator) on Mar 15, 2024, 1:00:34 PM

[![](https://htsmodelling.com/hubfs/model-files/11-a-parameter-free-method/animated.gif)](https://htsmodelling.com/model-files/a-parameter-free-method)

 The method presented here allows computing the critical current density (Jc) of superconducting materials from its in-field experimentally measured critical current (Ic). This is particularly important for applications like HTS cables for power transmission and fault current limiters, …

[Read More](https://htsmodelling.com/model-files/a-parameter-free-method)

Topics: [REBCO tapes](https://htsmodelling.com/model-files/tag/rebco-tapes) [Home-made codes](https://htsmodelling.com/model-files/tag/home-made-codes) [2-D](https://htsmodelling.com/model-files/tag/2-d) [Matlab](https://htsmodelling.com/model-files/tag/matlab)

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