Severe accident management codes

Program package AC² of the Gesellschaft für Anlagen und Reaktorsicherheit (GRS) gGmbH for simulation of severe accident scenarios in nuclear reactors including:

• ATHLET:
  Thermohydraulic safety analysis for light water reactors (LWR) and advanced reactor designs
• ATHLET-CD:
  Severe core damage and fission product release
• COCOSYS:
  Simulation of severe accident scenarios in LWR containment

IIntegral code of the Institut de Radioprotection et de Sûreté Nucléaire (IRSN):

• ASTEC:
  Simulation of severe accident scenarios in LWR

Integral code developed by Sandia National Laboratories fort he U.S. Nuclear Regulatory Comission:

• MELCOR:
  SSimulation oft he progression of severe accidents in nuclear power plants

CFD-Codes

Codes for detailled analysis of many fluid dynamic problems:

• OpenFOAM:
  Open source software package containing different ‚solvers‘ for fluid dynamics, heat transfer, solid mechanics and combustion.
  Own developments for water hammer phenomena and fluid structure interaction (FSI)
• ANSYS-CFX:
  Commercial program for simulation of different fluid dynamic phenomena

Other Software

• Matlab:
  Commercial software for solving different numeric problems as well as graphical visualization of simulation data
• Paraview:
  Open source program for visualization and postprocessing of simulation data
• ATLAS:
  GRS program for visualization of simulation data
• R:
  Open source program for postprocessing and statistic analysis of big matrices