MFIX-Exa 26.05 Release Notes

Improvements/new capabilities

  • fixinputs: avoid clobbering keys if solids.types == solids (exa/mfix!1825)
  • Single rotation frame for fluid (exa/mfix!1809) (exa/mfix!1797!1796!1795!1804)
  • Add radiation flux to adiabatic and CHT-1D BCs (exa/mfix!1786)

Bug fixes

  • Relax check on ascent inputs (exa/mfix!1815)
  • Update steady-state time for IO (exa/mfix!1814)
  • GPU races on local DeviceVector captured by async kernels (exa/mfix!1800)
  • fix reactions set up for GPU runs (exa/mfix!1792)
  • GPU race on IC init device buffers (exa/mfix!1790)
  • fix timestep computation in BE stiff solver

Code cleanup

  • Generalize molecular weight (exa/mfix!1820)
  • Generalize molecular viscosity implementation (exa/mfix!1798)
  • Generalize specific heat implementation (exa/mfix!1791)
  • Remove default cylinder.radius, check {sphere,cylinder}.radius >= 0 (exa/mfix!1818)
  • Code cleanup: Remove a log file that was for debug (exa/mfix!1816)
  • Split EB flow and wall velocities (exa/mfix!1810)

CI and test changes

  • update .pylintrc (exa/mfix!1807)
  • Move Dockerfiles to exa/mfix-ci repo (exa/mfix!1805)
  • Update ninja version to support --quiet flag (exa/mfix!1789)
  • Fix radiation properties and expand runtime unit tests (exa/mfix!1785)
  • update ninja version (exa/mfix!1788)

GUI

  • Geometry viewer to visualize geometry and interactively edit regions
  • Highlight incompatible settings in red
  • Bugfix: save absolute path for recent files
  • Bugfix: display NASA7 coefficients

Subproject updates

  • Submodule update and compile fix (exa/mfix!1806)
  • Fix tests and bump AMReX (exa/mfix!1794)

Tools updates and fixes

  • Update fixinputs and GUI keywords per MR 1791 (exa/mfix!1821)

MFIX-Exa 26.05 has been released on the website. Please report any issues or bugs here on the forum.

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mfix-exa_sm_cfd-dem_validation_26-05.pdf (2.1 MB)