/Energy_Spectrum

Script (with example) to compute the kinetic energy spectrum of periodic turbulent flows.

Primary LanguagePythonGNU General Public License v3.0GPL-3.0

Energy_Spectrum


-> Please cite us upon utilization <-

Reference 1:

The reference to cite is: https://doi.org/10.1016/j.cma.2020.112885

Farshad Navah, Marta de la Llave Plata, Vincent Couaillier, A high-order multiscale approach to turbulence for compact nodal schemes, Computer Methods in Applied Mechanics and Engineering, Volume 363, 2020, 112885, ISSN 0045-7825.

The extended pre-published manuscript can be consulted at: https://arxiv.org/abs/1809.03966

Reference 2:

https://github.com/fanav/Energy_Spectrum


Script (with example) to compute the kinetic energy spectrum of periodic turbulent flows. Adapted to the Taylor-Green vortex (TGV) problem.

Instructions:

  • Load/install python 3 with numpy and matplotlib

  • Execute as: python3 compute_Ek_Spectrum.py

  • Enter: Desired file name? velocityfld_ascii.dat

Example file: velocityfld_ascii.dat | Case: TGV; Re=5000; P6; DOFs=84^3