Nils Wagner

17 Questions 489 Answers 0 Followers

Questions related from Nils Wagner

Where can I find a detailed description of the 582-bar truss structure?

The 582-bar truss structure isn't a specific, real-world bridge or building. Instead, it's a well-known benchmark problem in the field of structural engineering optimization. It's a complex,...

14 August 2025 8,287 0 View

Visual representation of the Frenet tripod for a parametric space curve in Python?

I am looking for a pythonic solution of https://en.wikipedia.org/wiki/Frenet%E2%80%93Serret_formulas A solution with Julia is available at https://github.com/federicomor/frenet-trihedron

24 November 2023 9,452 1 View

What is the meaning of the new ETBLOCK card in Ansys 2023?

A new ETBLOCK card was introduced in ANSYS 2023. Who can share some information about the new card?

09 August 2023 3,759 1 View

Who can provide a finite element model of the NAVCON Jim Beam?

The NAVCON Jim Beam, a simple three plate structure, was featured as part of the 2009 IMAC XXVII round-robin modal test.

18 July 2023 604 0 View

How can I change the unit system in Opencascade?

Instead of SI units, I would like to use millimetres. How can I achieve this with pythonocc?

27 March 2023 5,815 1 View

How do I convert element types from gmsh?

The command line gmsh -2 hexagon.geo -o hexagon.inp creates an Abaqus model. However, the element type should be S4 instead of CPS4. How can I achieve that?

08 March 2023 8,950 0 View

Who can share test data from uniaxial, biaxial, planar tension or volumetric compression of hyperelastic materials?

I am looking for freely available measurement data of hyperelastic materials.

09 June 2022 3,417 0 View

How can I create a structured mesh using a transfinite volume in gmsh?

The example .geo file is attached.

15 April 2021 3,889 4 View

FEA solver as a black box for optimization?

Is there a Python project where a commercial FEA (finite element analysis) package is used to generate input data for a freely available optimizer, such as scipy.optimize, pymoo, pyopt, pyoptsparse?

19 October 2020 3,570 3 View

Which tool from Meshlab is suitable for a remeshing of the attached stl file?

I am newbie to meshlab. How can I remesh the attached stl?

25 October 2019 6,526 3 View

Who can share a finite element model of the UCF Benchmark structure?

I am looking for a finite element model of the University of Central Florida (UCF) Benchmark Structure in an appropriate format (e.g. SAP2000, Abaqus, Ansys, NASTRAN).

26 September 2019 4,523 1 View

Can anyone share a universal file from an experimental modal analysis and a corresponding finite element model in an appropriate format?

I am interested in the correlation of simulation models to test derived data.

13 November 2017 6,127 11 View

Can anyone share a NASTRAN op2 file that contains an OUGV2 displacement output table in SORT2 ?

A NASTRAN OUGV2 displacement table is needed in SORT2 format.

30 March 2015 7,089 3 View

Can anyone share a finite element model of a body in white ?

I am looking for a finite element model of a body in white.

16 February 2015 9,293 7 View

Can anyone provide coordinate measurement machine data of a blisk?

I am interested in the format of CMM data.

20 January 2015 2,622 2 View

Is there a lucid explanation for the different ways of loss of stability in LPTV systems?

Floquet multipliers can exit the unit circle in three ways: at (1,0), at exp{\pm i \varphi} or at (-1,0). What is the significance of Floquet multipliers crossing the unit circle at (-1,0) in...

06 August 2014 6,828 2 View

How can I calculate the density given the Young's modulus for metals?

I found some property charts, e.g. http://www-materials.eng.cam.ac.uk/mpsite/interactive_charts/stiffness-density/NS6Chart.html However, I would prefer some functional relationships for certain...

04 April 2014 9,279 8 View