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  • Input syntax manual
    ...where needed. For reference see also the Serpent 1 input manual<ref name="manual">Leppänen, J. ...Code."'' [https://serpent.vtt.fi/serpent/download/Serpent_manual.pdf User manual], June 18, 2015.</ref>.
    327 KB (50,517 words) - 14:05, 8 May 2024

Page text matches

  • Main Page
    ...the [https://serpent.vtt.fi/serpent/download/Serpent_manual.pdf Serpent 1 Manual] and the [//ttuki.vtt.fi/serpent discussion forum] *[[Input syntax manual]]
    3 KB (373 words) - 13:49, 10 April 2024
  • Input syntax manual
    ...where needed. For reference see also the Serpent 1 input manual<ref name="manual">Leppänen, J. ...Code."'' [https://serpent.vtt.fi/serpent/download/Serpent_manual.pdf User manual], June 18, 2015.</ref>.
    327 KB (50,517 words) - 14:05, 8 May 2024
  • Delta- and surface-tracking
    * [[input syntax manual#set dt|set dt]] - sets the probability threshold used for selecting between * [[input syntax manual#set forcedt|set forcedt]] - enforces the use of delta-tracking in a given l
    10 KB (1,576 words) - 13:31, 26 May 2023
  • Result estimators
    ...counting the number of sampled reactions (invoked by option [[Input syntax manual#set arr|set arr]]). *[[Input syntax manual#det_ds|Surface current detector]]
    7 KB (1,132 words) - 21:53, 18 May 2023
  • Pitfalls and troubleshooting
    Unresolved resonance probability table sampling ([[Input syntax manual#set ures|set ures]] option) is not used by default. This method is needed t ...ntered in atomic or mass units (see the input syntax of the [[Input syntax manual#mat (material definition)|material card]]), and using incorrect units may l
    21 KB (3,272 words) - 19:07, 19 August 2022
  • Defining material volumes
    ...retty well for 2D assembly geometries constructed using the [[Input syntax manual#pin (pin geometry definition)|pin]] geometry type. If burnable regions are ...e complicated geometries, however, and especially using the [[Input syntax manual#div (divisor definition)|automated divisor feature]], determining and enter
    6 KB (970 words) - 13:24, 25 December 2021
  • Automated depletion zone division
    ...gions in 2D pin-type objects can be entered directly in the [[Input syntax manual#mat (material definition)|material card]] ("Serpent 1" type division). This *The [[Input syntax manual#div (divisor definition)|div card]] can be used to perform both 2D and 3D d
    8 KB (1,224 words) - 16:29, 2 October 2022
  • Memory usage
    [[Input syntax manual#set_opti|Input syntax: set opti]] [[Input syntax manual#set_dix|Input syntax: set dix]]
    4 KB (555 words) - 04:35, 6 March 2020
  • Description of output files
    ...e list of tables included in the file can be handled in the [[Input syntax manual#set dataout|set dataout]] option. The format is self-explanatory. ...ist of variables included in the file can be handled in the [[Input syntax manual#set deppara|set deppara]] option. The data types are:
    11 KB (1,793 words) - 09:25, 12 March 2024
  • ENDF reaction MT's and macroscopic reaction numbers
    ...[[Input syntax manual#det_dr|detector response functions]], [[Input syntax manual#set mdep|microscopic cross section calculations]] and printed in various [[ ...ENDF-102 / BNL-90365-2009 Rev. 2 [https://www.nndc.bnl.gov/endf-b8.0/endf-manual-viii.0.pdf (2018)]</ref>. It should be noted that even though the notation
    16 KB (2,412 words) - 18:09, 23 May 2023
  • Multi-physics interface
    The interface is linked to the main input file with the [[Input syntax manual#ifc|ifc command]]: ...syntax as described for functional expansion detectors (see [[Input syntax manual#det_dfet|dfet]], under <tt>''PARAMS''</tt>), which would depend on the geom
    44 KB (7,230 words) - 10:53, 9 August 2022
  • FINIX fuel behavior module
    ...http://virtual.vtt.fi/virtual/montecarlo/download/VTT-R-06563-13.pdf FINIX-manual]. ...uel rods to be solved by FINIX have to be defined using the [[Input syntax manual#pin (pin geometry definition)|pin]] geometry card. Several things have to b
    14 KB (2,272 words) - 15:58, 29 November 2017
  • Dynamic external source simulation mode
    ...l#tme (time binning definition)|time bin structure]] in the [[input syntax manual#set nps|set nps]] card. The simulation is divided in time intervals, as def
    1 KB (215 words) - 18:54, 26 November 2015
  • Collection of example input files
    ...burnable absorber, division into depletion zones using the [[Input syntax manual#div (divisor definition)|div card]]
    7 KB (972 words) - 16:46, 11 February 2024
  • Coupled multi-physics calculations
    *File based communication ([[Input syntax manual#set comfile|set comfile]]) *POSIX-signal based communication ([[Input syntax manual#set ppid|set ppid]])
    8 KB (1,148 words) - 15:12, 9 May 2022
  • FINIX PB2 example input
    ...erpent input has been divided into multiple files using the [[Input syntax manual#include (read another input file)|include]] card.
    10 KB (1,195 words) - 14:28, 29 November 2017
  • Automated burnup sequence
    ...nch card]], and the combination of variations either by the [[input syntax manual#coef (coefficient matrix definition)|coefficient matrix]] or [[Input_syntax Each [[input syntax manual#branch (branch definition)|branch card]] defines one or several variations
    27 KB (3,939 words) - 14:41, 5 June 2022
  • Surface types
    ...risms are parallel to z-axis, and they can be rotated using [[Input syntax manual#trans (transformations)|surface transformations]]. ...nual.<ref>Kulesza, J. A. (ed.), ''“MCNP code version 6.3.0 Theory & User Manual,”'' LA-UR-22-30006, Rev. 1, Los Alamos National Laboratory [https://mcnp.
    18 KB (3,130 words) - 21:56, 25 May 2023
  • Doppler-broadening preprocessor routine
    ** changing the library defined in the [[Input syntax manual#therm (therm card)|therm card]] or ...he thermal scattering data to the new temperature using the [[Input syntax manual#therm (therm card)|therm card]]
    6 KB (997 words) - 21:03, 28 December 2021
  • Output parameters
    | Title defined using the [[Input syntax manual#set title|set title]] input option | Confidentiality flag set using the [[Input syntax manual#set confi|set confi]] input option
    73 KB (10,265 words) - 12:35, 11 April 2024
  • Boundary conditions
    ...then depends on the boundary conditions, as defined by the "[[Input syntax manual#set bc|set bc]]" option. Serpent provides three types of boundary condition
    6 KB (867 words) - 15:38, 29 November 2017
  • Installing and running Serpent
    ...itten in a new file, "xsdata", which is read by setting the [[Input syntax manual#set_acelib|set acelib]] input parameter. ...d separately]. The file path for this data is set using the [[Input syntax manual#set_pdatadir|set pdatadir]] input option.
    35 KB (4,854 words) - 12:38, 11 April 2024
  • Universe symmetries
    ...unt for symmetries in geometries Serpent offers instead the [[Input syntax manual#set usym|universe symmetry option]]. This universe can be manipulated using the [[Input syntax manual#set usym|set usym]] option, for example by taking a 90 degree segment and f
    4 KB (623 words) - 18:11, 25 June 2021
  • Universe-based geometry type in Serpent
    Cells are constructed using the [[Input syntax manual#cell (cell definition)|cell card]], which provides the list of constituent
    11 KB (1,754 words) - 17:01, 9 May 2022
  • Transient simulations
    ...e saved source matches. This will only be non-zero if using [[Input syntax manual#set savesrc|set savesrc]] in a time dependent simulation. ...d (using [[Input syntax manual#set comfile|set comfile]] or [[Input syntax manual#set ppid|set ppid]] or by using the [[FINIX fuel behavior module]]) or not.
    20 KB (3,203 words) - 17:44, 22 May 2023
  • Minimal Serpent Coupling Script
    #Add some cross section libraries to the input-file using the [[Input syntax manual#set acelib|set acelib]] input option.
    10 KB (1,270 words) - 16:18, 16 December 2022
  • Default isomeric branching ratios
    #Use of user-defined constant ratios (see the [[Input syntax manual#set isobra|set isobra]] option) ...nergy-dependent ratios read from ENDF format files (see the [[Input syntax manual#set bralib|set bralib]] option)
    6 KB (512 words) - 23:12, 20 October 2022
  • Visualizing the results
    ...ct to a give coordinate axis. The plotter is invoked by the [[Input syntax manual#plot (geometry plot definition)|plot input card]]. The card reads the orien .... The colors can also be defined using the rgb-entry of the [[Input syntax manual#mat (material definition)|material card]].
    6 KB (899 words) - 22:17, 1 July 2018
  • MSCS for coupled transients
    #Add some cross section libraries to the input-file using the [[Input syntax manual#set acelib|set acelib]] input option.
    13 KB (1,563 words) - 16:51, 19 May 2023
  • FINIX PB2 CE example input
    ...erpent input has been divided into multiple files using the [[Input syntax manual#include (read another input file)|include]] card.
    13 KB (1,551 words) - 14:29, 29 November 2017
  • FINIX PB2 SIE example input
    ...erpent input has been divided into multiple files using the [[Input syntax manual#include (read another input file)|include]] card.
    13 KB (1,580 words) - 14:28, 29 November 2017
  • MSCS for burnup calculations
    ...for the cross section libraries to the input-file using the [[Input syntax manual#set acelib|set acelib]] input option. ...the path for fission yield data to the input-file using the [[Input syntax manual#set nfylib|set nfylib]] input option.
    29 KB (3,187 words) - 22:47, 19 August 2022
  • Critical density iteration
    ...es is updated according to the batching interval set in the [[Input syntax manual#set pop|set pop]] option.
    6 KB (947 words) - 21:08, 6 June 2023
  • Radioactive decay source, practical example
    ...t file (see the [[Input syntax manual#set rfw|set rfw]] and [[Input syntax manual#set rfr|set rfr]] options). In such case the same input can be used for bot ...by the radioactive decay source mode is produced using the [[Input syntax manual#set rfw|set rfw]] option.
    12 KB (1,415 words) - 14:17, 21 August 2022
  • Sensitivity calculations
    ...detectors must have the same number of bins and at most one [[Input syntax manual#det dr|response bin]].
    23 KB (3,536 words) - 13:38, 26 May 2023
  • Pre-defined energy group structures
    ...d energy group structures are available to be used with the [[Input syntax manual#ene (energy grid definition)|ene]] card. The group boundaries are listed in
    3 KB (384 words) - 08:14, 15 April 2020
  • XGPT example
    ...The cross sections can be obtained, e.g. via the use of the [[Input syntax manual#set xsplot|set xsplot]].
    2 KB (340 words) - 14:34, 29 November 2017
  • Tutorial
    ...e path to a cross section directory file in the input using [[Input syntax manual#set acelib| set acelib]]. ...nstantly updating list of control words can be found in the [[Input syntax manual]]. Everything between two control words that is not a comment is treated as
    256 KB (33,537 words) - 17:38, 22 February 2024
  • Stochastic Implicit Euler burnup scheme
    The SIE burnup scheme can be chosen with the [[Input syntax manual#set sie|set sie]] input card. The number of iterations for each burnup step ...on transport solution to the beginning of the next one, and [[Input syntax manual#set cpop|set cpop]] to use an alternate (typically lower) neutron populatio
    7 KB (1,045 words) - 15:58, 29 November 2017
  • Unstable 3D pin-cell burnup problem
    ...into a rather small number of division zones (10) using the [[Input syntax manual#div|div card]].
    8 KB (1,064 words) - 15:36, 29 November 2017
  • Regular Hex Mesh coolant IFC example
    ...scattering data is used for the hydrogen-1 in coolant (see [[Input syntax manual#therm|therm]]). We used the [[Input syntax manual#sample|sample]]-card to take a sample of the material temperatures and dens
    6 KB (1,000 words) - 15:58, 5 June 2022
  • Domain decomposition
    ...y burnable materials divided into depletion zones using the [[Input syntax manual#div (divisor definition)|div card]]. The most typical domain decomposition ...ined by the number of MPI tasks, and the division using the [[Input syntax manual#set dd|set dd]] input option. There are three division types:
    12 KB (1,172 words) - 15:10, 26 December 2021
  • Variance reduction
    ...window mesh and additional parameters are defined using the [[Input syntax manual#wwin (weight window mesh definition)|wwin card]]. Serpent supports two mesh ...g the built-in response matrix method-based solver (see the [[Input syntax manual#wwgen (response matrix based importance map solver)|wgen card]]).
    40 KB (4,764 words) - 13:35, 26 May 2023
  • Pre-defined inventory lists
    ...inventory lists associated with the special entries in the [[Input syntax manual#set_inventory|set inventory]] input option.
    4 KB (545 words) - 11:03, 31 May 2023
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