MFIX-Exa 26.04 Release Notes

Improvements/new capabilities

  • A graphical user interface (GUI) for MFIX-Exa is now included in this release! :tada:
  • Incorporate RTE solver into MFIX (exa/mfix!1510) :tada:
  • Improve DEM inflow algorithm robustness (exa/mfix!1745)

Bug fixes

  • Average down enthalpy after implicit diffusion (exa/mfix!1777)
  • Average down enthalpy instead of temperature (exa/mfix!1776)
  • Wrong BC array in MFIXMACFill x-high boundary (bct_jhi β†’ bct_ihi) (exa/mfix!1775)
  • Fix ascent check (exa/mfix!1779)
  • Wrong arg passed to ComputeVelTxfrSrc (exa/mfix!1764)
  • Indexing error with mac fillpatch routine (exa/mfix!1760)
  • Guard ASSERT for radiation (exa/mfix!1756)
  • Move amrex::MultiLevelToBlueprint outside containing loop (exa/mfix!1724)
  • Restart close system constraint (exa/mfix!1725)
  • Check Ascent enabled and ascent.actions file present (exa/mfix!1772)
  • Fix OpenMP build (exa/mfix!1755)
  • the_arena_is_managed is a bool not int (exa/mfix!1748)
  • Compute vorticity for monitors (exa/mfix!1746)
  • Incorrect fillpatch for MAC velocities (exa/mfix!1744)
  • Allocate and initialize runtime particle ints for tan history (exa/mfix!1739)
  • Add mfix.max_grid_size keyword to fixinputs (exa/mfix!1726)

Code cleanup

  • Update inputs in FLD04-y_TGSO (exa/mfix!1765)
  • simplify inputs for GUI (exa/mfix!1763)
  • Clean ODE integrators code (exa/mfix!1703)
  • Cleanup inputs in tests/benchmarks (exa/mfix!1732)
  • Remove duplicate therm_p / generalize steady state IO (exa/mfix!1767)
  • Remove unused variables (exa/mfix!1754)
  • Fix typos: adibatic β†’ adiabatic (exa/mfix!1751)
  • Add fluid.reference_temperature (exa/mfix!1742)
  • Clean up inputs files (exa/mfix!1741)
  • Cleanup obsolete inputs (exa/mfix!1728)
  • Clean up obsolete keys in inputs files (exa/mfix!1727)
  • Cleanup inputs files (exa/mfix!1737)
  • Cleanup inputs files (exa/mfix!1735)
  • Rationalize load_balance keys (exa/mfix!1734)
  • Remove undocumented/deprecated β€œhopper” geometry (exa/mfix!1731)

CI and test changes

  • Update inputs in FLD04-y_TGSO (exa/mfix!1765)
  • simplify inputs for GUI (exa/mfix!1763)
  • Clean ODE integrators code (exa/mfix!1703)
  • Cleanup inputs in tests/benchmarks (exa/mfix!1732)
  • Remove duplicate therm_p / generalize steady state IO (exa/mfix!1767)
  • Remove unused variables (exa/mfix!1754)
  • Fix typos: adibatic β†’ adiabatic (exa/mfix!1751)
  • Add fluid.reference_temperature (exa/mfix!1742)
  • Clean up inputs files (exa/mfix!1741)
  • Cleanup obsolete inputs (exa/mfix!1728)
  • Clean up obsolete keys in inputs files (exa/mfix!1727)
  • Cleanup inputs files (exa/mfix!1737)
  • Cleanup inputs files (exa/mfix!1735)
  • Rationalize load_balance keys (exa/mfix!1734)
  • Remove undocumented/deprecated β€œhopper” geometry (exa/mfix!1731)

GUI

  • Enable chemistry pane (exa/mfix!1781)
  • GUI updates for 26.04 release (exa/mfix!1780)
  • retained keys (exa/mfix!1774)
  • set mfix.enable.solids when needed (exa/mfix!1771)
  • custom control for BC velocity/volflow/massflow (exa/mfix!1770)
  • fix pre_check (exa/mfix!1768)
  • GUI update (exa/mfix!1766)
  • fix solids tsplit control (exa/mfix!1762)
  • show NASA7 coefficients when loading file (exa/mfix!1761)
  • boundary conditions and region defaults (exa/mfix!1759)
  • fix option_filter bug (exa/mfix!1758)
  • remove bc.[region_name].[solids_name].massflow from docs (exa/mfix!1747)
  • reference temperature (exa/mfix!1743)
  • GUI update (exa/mfix!1736)
  • add new keys from doc (exa/mfix!1729)

Subproject updates

  • Bump amrex/pyamrex (exa/mfix!1757)

Tools updates and fixes

  • none

MFIX-Exa 26.04 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_26-04.pdf (2.1 MB)