HARD Application

HARD is a radiation-hydrodynamics solver suite for the study of astrophysical phenomena.

HARD is based on the FleCSI framework and implemented on top of FleCSI-SP (FleCSI Specialization project).

Contents:

• Basic Equations
  • Flux Limited Diffusion
• Numerical Schemes
  • MUSCL Scheme
  • Runge-Kutta Time Evolution for Explicit Update
  • Geometric Multigrid Solver for Implicit Update
• HARD YAML Input Files
• Test Problems
  • Sod Shock Tube
  • Heating-Cooling
  • Temperature Induced Shock
  • Rayleigh-Taylor Instability
  • Kelvin-Helmholtz Instability
• Visualization
  • 3D visualizations with catalyst/paraview
  • 2D visualizations using raw output and gnuplot/pm3d
  • 1D visualizations using raw output and gnuplot/pm3d
  • How to add other fields/observables to the catalyst output