MFIX-Exa 26.07 Release Notes

MFIX-Exa 26.07 is available for download.

Improvements/new capabilities

  • Add slip and no-slip wall options (exa/mfix!1878)
  • Add EB support to interface (exa/mfix!1872)
  • Add lift force to fluid-particle coupling (exa/mfix!1864)
  • Define fluid inflow BCs using Parser expression (exa/mfix!1853)
  • Enable coupling-side vorticity storage for lift models (exa/mfix!1859)
  • Add build-system wiring and ISAT compile-gate (exa/mfix!1843)

Bug fixes

  • Correct fixInputs for bc pressure (exa/mfix!1885)
  • Update BC fab area for rotating-reference (exa/mfix!1884)
  • Rotating reference frame region handling (exa/mfix!1882)
  • Avoid allocating temp GPU arrays for RRF (exa/mfix!1877)
  • Store BC fluid volfrac (exa/mfix!1875)
  • Correct velocity parsing for BCs (exa/mfix!1873)
  • Virtual mass bug fixes (exa/mfix!1871)
  • Replace host pointer with GPU array (exa/mfix!1865)
  • Chem guardrail: compute_dt before chemistry, not after (exa/mfix!1855)
  • Fill all velocity ghost cells for eddy viscosity (exa/mfix!1849)
  • Preserve particle-factory alias for single grid load balance (exa/mfix!1848)

Code cleanup

  • Consistent domain boundary ghost-cell fill (exa/mfix!1883)
  • Remove duplicate function (exa/mfix!1881)
  • Simplify fluid inputs for interface (exa/mfix!1879)
  • Improve solids conduction handeling (exa/mfix!1874)
  • generalize compute cell grad (exa/mfix!1868)
  • Move vorticity to MFIXFieldOps namespace (exa/mfix!1858)
  • Remove FillPatchVelForVort (exa/mfix!1857)
  • replace burner_verbose with chemistry.report_level (exa/mfix!1856)
  • CHEM-EXIT backstop diagnostic (exa/mfix!1854)
  • positivity projection of post-integration species (exa/mfix!1852)
  • Remove epf from mac vel and fluid BC settings (exa/mfix!1850)

CI and test changes

  • Update FLD08 test data (exa/mfix!1867)

GUI updates

  • fix virtualgl autodetection (exa/mfix!1880)
  • use “almost_equal” in grid spacing check (exa/mfix!1851)

Subproject updates

  • Bump pyamrex for AMReX requires-clause API (pyamrex#571) (exa/mfix!1869)
  • Bump submodules (exa/mfix!1866)

Tools updates and fixes

  • none