Collection of example input files

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Simple 2D assembly geometry examples

Description Files Notes Added by Date
2D BWR fuel assembly geometry Serpent input file Demonstrates basic features for geometry, material and detector definitions JLe / VTT 15/11/26
2D CANDU fuel bundle geometry Serpent input file Demonstrates the circular array structure JLe / VTT 15/11/26
2D VVER-440 fuel assembly geometry Serpent input file Demonstrates the hexagonal lattice and calculation of flux and reaction rate spectra JLe / VTT 15/11/26
2D PWR MOX/UOX lattice geometry Serpent input file Demonstrates the use of two nested lattices (pins in assembly and assemblies in colorset) JLe / VTT 15/11/26
2D 4-HEX super-cell lattice geometry Serpent input file Demonstrates the use of triangular lattices derived from a hexagonal lattice AJa / VTT 2021

Simple burnup examples

Description Files Notes Added by Date
2D PWR pin-cell burnup example Serpent input file Demonstrates basic burnup input JLe / VTT 15/11/30
2D PWR assembly burnup example Serpent input file 17x17 assembly with burnable absorber, "Serpent 1" style division into depletion zones JLe / VTT 15/11/30
2D PWR assembly burnup example Serpent input file 17x17 assembly with burnable absorber, division into depletion zones using the div card JLe / VTT 15/11/30
HTGR particle-cell burnup example Serpent input file Single HTGR fuel particle in an infinite lattice JLe / VTT 18/04/09
HTGR fuel pebble burnup example Serpent input file Single HTGR fuel pebble in an infinite lattice, demonstrates the explicit particle fuel model JLe / VTT 18/04/09
HTGR fuel compact burnup example Serpent input file Single HTGR fuel compact in an infinite lattice, demonstrates the explicit particle fuel model JLe / VTT 18/04/09

Group constant generation

Description Files Notes Added by Date
2D PWR assembly Serpent input file, Partial output Demonstrates the basic features of the automated burnup sequence with coefficient matrix JLe / VTT 16/02/21
2D PWR assembly Serpent input file, Partial output Demonstrates the basic features of the automated burnup sequence with casematrix ARi / VTT 22/05/13

Simple transient examples

Description Files Notes Added by Date
Infinite homogeneous LWR-like system (source generation) Serpent input file Demonstrates the source generation for transient simulations VVa / VTT 16/05/09
Infinite homogeneous LWR-like system (0$ transient) Serpent input file Demonstrates the transient simulation mode VVa / VTT 16/05/09
Infinite homogeneous LWR-like system (0.85$ transient) Serpent input file Demonstrates the transient simulation mode VVa / VTT 16/05/09
Peach Bottom 2 3D assembly (source generation) Main input file, Pin definition file, Geometry definition file, Pin definition file Axially finite heterogeneous 3D assembly VVa / VTT 16/05/09
Peach Bottom 2 3D assembly (0$ transient) Main input file, Pin definition file, Geometry definition file, Pin definition file Axially finite heterogeneous 3D assembly VVa / VTT 16/05/09

Miscellaneous

Description Files Notes Added by Date
Pu-flattop and STACY critical experiments (PU-MET-FAST-006 and LEU-SOL-THERM-007 from the ICSBEP Handbook[1]) Serpent and MCNP input files Used for demonstarting the dynamic simulation mode introduced at the M&C 2013 conference[2] JLe / VTT 15/11/26
Godiva (HEU-MET-FAST-001 from the ICSBEP Handbook[1]) Serpent, KENO, and MCNP input files Simple input files for students who start to learn about Monte Carlo codes Ondrej Chvala 2016-02-23
Monte Carlo performance benchmark[3] Serpent input file Simplified 3D PWR core for testing the performance of Monte Carlo codes JLe / VTT 16/03/03
Tank filled with molten salt with natural circulation based distributions from [4] Serpent input files Simplified molten salt tank with temperature and density distributions to test the unstructured mesh based interface JLe / VTT + Manuele Aufiero 2014
A 37 assembly SMR sized reactor core. Serpent input files A rather detailed SMR sized reactor core based on data from the BEAVRS benchmark and a core size as well as radial reflector structure from the NuScale reactor concept. ULa / VTT 2019
HTTR full core model Serpent input files 3D model of the Japanese gas-cooled High Temperature Engineering Test Reactor (HTTR). JLe / VTT 2020

References

  1. ^ https://www.oecd-nea.org/science/wpncs/icsbep/handbook.html
  2. ^ Leppänen, J. "Development of a dynamic simulation mode in the Serpent 2 Monte Carlo code." In proc. M&C 2013, Sun Valley, ID, May 5-9, 2013.
  3. ^ Hoogenboom, E., Martin, W. and Petrovic, B. "Monte Carlo Performance Benchmark for Detailed Power Density Calculation in a Full Size Reactor Core." Rev. 1.2, OECD/NEA, 2011 (http://www.oecd-nea.org/dbprog/MonteCarloPerformanceBenchmark.htm).
  4. ^ Leppänen, J. et al. "Unstructured mesh based multi-physics interface for CFD code coupling in the Serpent 2 Monte Carlo code" In proc. PHYSOR 2014, Kyoto, Japan, Sept. 28 - Oct. 3, 2014.
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