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  • Main Page
    ...om the [https://serpent.vtt.fi/serpent/download/Serpent_manual.pdf Serpent 1 Manual] and the [//ttuki.vtt.fi/serpent discussion forum]
    3 KB (373 words) - 13:49, 10 April 2024
  • Validation and verification
    | FCA-XIX-1 | Reactor dosimetry calculations for FiR 1 Triga Mk-II reactor
    26 KB (3,632 words) - 23:14, 23 May 2022
  • Input syntax manual
    ...the end of the line is omitted when the input file is read. Unlike Serpent 1, hashtag ('#') can no longer be used to mark comment lines in Serpent 2 inp ...ore detailed descriptions where needed. For reference see also the Serpent 1 input manual<ref name="manual">Leppänen, J.
    327 KB (50,517 words) - 14:05, 8 May 2024
  • HEU-MET-FAST-001
    cell 1 0 m1 -1 cell 2 0 outside 1
    350 B (43 words) - 14:32, 29 November 2017
  • PU-MET-FAST-001
    cell 1 0 m1 -1 cell 2 0 outside 1
    372 B (37 words) - 14:32, 29 November 2017
  • PU-MET-FAST-006
    cell 1 0 m1 -1 cell 2 0 m2 1 -2
    495 B (50 words) - 14:32, 29 November 2017
  • U233-MET-FAST-001
    cell 1 0 m1 -1 cell 2 0 outside 1
    375 B (38 words) - 14:32, 29 November 2017
  • U233-MET-FAST-006
    cell 1 0 m1 -1 cell 2 0 m2 1 -2
    491 B (47 words) - 14:32, 29 November 2017
  • Delta- and surface-tracking
    ...on transport problems."'' Nucl. Sci. Eng., [https://doi.org/10.13182/NSE68-1 '''31''' (1968) 76–81].</ref> Delta-tracking is well described in a text l = -\frac{1}{\Sigma}\log\xi
    10 KB (1,576 words) - 13:31, 26 May 2023
  • Pitfalls and troubleshooting
    ...ethodology for probability table sampling is not complete (as of version 2.1.25), and some nuclides contain data that cannot be processed by Serpent. In ...e is still a relatively new feature in Serpent 2 (implemented in version 2.1.29). Based on some preliminary test calculations it seems that the producti
    21 KB (3,272 words) - 19:07, 19 August 2022
  • Defining material volumes
    ...oundaries of a universe at another geometry level. Imagine, for example, a 1/4 model of a PWR fuel assembly: Material FUE2 : 1.3905E+01 1.3368E+01 (0.001) : -0.039
    6 KB (970 words) - 13:24, 25 December 2021
  • Automated depletion zone division
    ...[[Input syntax manual#mat (material definition)|material card]] ("Serpent 1" type division). This option should no longer be used. For description, see Sec. 8.2 in Serpent 1 input manual.<ref name="manual">Leppänen, J.
    8 KB (1,224 words) - 16:29, 2 October 2022
  • Memory usage
    where <mode> is the optimization mode 1 - 4. You can find some background information on this topic in my presentat ...ion zones. The methodology is essentially the same as that used in Serpent 1.
    4 KB (555 words) - 04:35, 6 March 2020
  • Description of output files
    The data is divided into two sections: nuclear data (Tables 1-4) and material data (Table 5), as follows: *Table 1: Summary of nuclide data
    11 KB (1,793 words) - 09:25, 12 March 2024
  • ENDF reaction MT's and macroscopic reaction numbers
    | 1 ...eutron leaving the residual nucleus in the ''i''-th excited state (''i'' = 1, 2,...,40)
    16 KB (2,412 words) - 18:09, 23 May 2023
  • Multi-physics interface
    | 1 | For coupling with fuel performance/behavior codes with 1.5 dimensional (z,r) coordinate system.
    44 KB (7,230 words) - 10:53, 9 August 2022
  • FINIX fuel behavior module
    ...}^{n-1} - \frac{s_{n}}{\sum_{i = 1}^{n} s_{n}} d \left(P_{\mathrm{rel}}^{n-1} - P^{n}\right),</math> ...istribution tallied on iteration <math>n</math>, <math>P_{\mathrm{rel}}^{n-1}</math> is the relaxed power distribution after the previous iteration, <ma
    14 KB (2,272 words) - 15:58, 29 November 2017
  • M&C 2013 example inputs
    1 1 0.04015889 -1 imp:n=1 tmp=2.585E-08 2 2 0.048069744 1 -2 imp:n=1 tmp=2.585E-08
    20 KB (1,676 words) - 15:41, 26 May 2022
  • Collection of example input files
    | [[2D PWR assembly burnup example (Serpent 1 style division)|Serpent input file]] | 17x17 assembly with burnable absorber, "Serpent 1" style division into depletion zones
    7 KB (972 words) - 16:46, 11 February 2024
  • 2D BWR fuel assembly geometry
    pin 1 % --- Lattice (type = 1, pin pitch = 1.45):
    5 KB (595 words) - 14:35, 11 February 2024
  • 2D CANDU fuel bundle geometry
    pin 1 1 0.0000 0.0 1
    2 KB (262 words) - 19:10, 30 January 2019
  • 2D PWR MOX/UOX lattice geometry
    94238.09c 1.7000E-06 94239.09c 1.2000E-04
    5 KB (363 words) - 14:26, 29 November 2017
  • Coupled multi-physics calculations
    *Neutron transport solution (STEP 1, ITER 1) **External solution (STEP 1, ITER 1)
    8 KB (1,148 words) - 15:12, 9 May 2022
  • 2D PWR pin-cell burnup example
    pin 1 surf 1 sqc 0.0 0.0 0.665
    2 KB (182 words) - 14:27, 29 November 2017
  • 2D PWR assembly burnup example (Serpent 1 style division)
    lat 110 1 0.0 0.0 17 17 1.265 mat UO2 6.7402E-02 burn 1
    5 KB (345 words) - 14:27, 29 November 2017
  • 2D PWR assembly burnup example (division with div-card)
    pin 1 lat 110 1 5.06 5.06 9 9 1.265
    4 KB (314 words) - 14:27, 29 November 2017
  • FINIX PB2 example input
    ...: Specification and Support Data for Neutronics Cases (Phase I), Version 2.1''", NEA/NSC/DOC(2013)7</ref> with the segmented absorber rod replaced by a set bc 2 2 1
    10 KB (1,195 words) - 14:28, 29 November 2017
  • Automated burnup sequence
    5010.06c 1.51847E-04 5011.06c 1.22239E-03
    27 KB (3,939 words) - 14:41, 5 June 2022
  • Automated burnup sequence example 1
    lat LAT1 1 5.0394 5.0394 9 9 1.25984 div fuel sep 1
    15 KB (1,777 words) - 23:17, 4 June 2022
  • Surface types
    | ''x<sub>1</sub>, y<sub>1</sub>, z<sub>1</sub>, x<sub>2</sub>, y<sub>2</sub>, z<sub>2</sub>, x<sub>3</sub>, y<sub>3< | <math>S(x,y,z) = (1-u_0^2)(x - x_0)^2 + (1-v_0^2)(y - y_0)^2 + (1-w_0^2)(z - z_0)-r^2</math>
    18 KB (3,130 words) - 21:56, 25 May 2023
  • Doppler-broadening preprocessor routine
    ...-broadening preprocessor routine was implemented in Serpent 2 (and Serpent 1). The routine is able to increase the temperature of a free-atom cross sect '''mat''' ''NAME'' ''DENS'' ''T'' [ ''NUC<sub>1</sub>'' ''FRAC<sub>1</sub>'' ''NUC<sub>2</sub>'' ''FRAC<sub>2</sub>'' ... ]
    6 KB (997 words) - 21:03, 28 December 2021
  • Output parameters
    | 1 | 1
    73 KB (10,265 words) - 12:35, 11 April 2024
  • Definitions, units and constants
    | 1/cm | ( = b<sup>-1</sup>cm<sup>-1</sup>)
    2 KB (276 words) - 21:26, 16 December 2020
  • Godiva inputs
    surf 1 sph 0 0 0 8.7407 cell 1 0 uranium -1
    2 KB (192 words) - 13:12, 7 May 2021
  • Boundary conditions
    Image:vacu2D.png|'''Vacuum boundary conditions''' ("set&nbsp;bc&nbsp;1", xy-plot). See [[media:vacu2D.gif|animated particle tracks]].
    6 KB (867 words) - 15:38, 29 November 2017
  • Unstructured mesh-based geometry type
    ...structured mesh based geometry can be created by using the <tt>'''solid''' 1</tt> or <tt>'''solid''' 3</tt> input card. ==== Geometry only (<tt>'''solid''' 1</tt>) ====
    9 KB (1,333 words) - 15:41, 29 November 2017
  • ADF symmetry options
    *Symmetry options of sign moments were added in version 2.1.32. *Symmetry option 6 were added in version 2.1.32.
    3 KB (435 words) - 15:17, 13 June 2023
  • Installing and running Serpent
    installed. The updates are cumulative in the sense that update "sssup2.2.X+1.tar.gz" contains all the modifications in update "sssup2.2.X.tar.gz" and ea #SBATCH -t 1-00:00:00
    35 KB (4,854 words) - 12:38, 11 April 2024
  • Universe symmetries
    ...some level of symmetry. Consider, for example, a BWR fuel assembly with a 1/2 symmetry. The loading pattern can be defined in the input as: ...e material volumes that Serpent calculates automatically correspond to the 1/2 lattice model in the second figure. In order to get the volumes right, th
    4 KB (623 words) - 18:11, 25 June 2021
  • Monte Carlo performance benchmark
    % Based on revision 1.2 (July 2011) of Monte Carlo performance benchmark: set pop 500000 1000 200 1.0 1
    7 KB (655 words) - 15:40, 29 November 2017
  • Universe-based geometry type in Serpent
    {\boldsymbol{\hat{\Omega}}}\cdot{\boldsymbol{\hat{\Omega}}} = 1 u^2 + v^2 + w^2 = 1
    11 KB (1,754 words) - 17:01, 9 May 2022
  • Transient simulations
    ...le neutron or precursor to the source respectively. The default values are 1.0 for each. <tt>''PN''</tt> has to be adjusted a smaller value in many sim P larger than 1 (1.630892E+00)
    20 KB (3,203 words) - 17:44, 22 May 2023
  • Simple umsh 8 cubes input
    set bc 1 % --- Material for cube at (+,-,+) corner (umsh cell 1)
    20 KB (2,351 words) - 12:45, 5 May 2021
  • Unstructured mesh based input
    (''X<sub>1</sub>'' ''Y<sub>1</sub>'' ''Z<sub>1</sub>'') (''X<sub>NP-1</sub>'' ''Y<sub>NP-1</sub>'' ''Z<sub>NP-1</sub>'')
    6 KB (1,112 words) - 15:54, 29 November 2017
  • Infinite homogeneous LWR-like reactor transient example
    set power 1.0 set pop 80000 80000 200 1.0 100
    4 KB (619 words) - 15:20, 26 December 2021
  • 3D BWR assembly transient example
    set bc 2 2 1 set pop 80000 1000000 200 1.0 100
    9 KB (955 words) - 15:27, 26 December 2021
  • Minimal Serpent Coupling Script
    <b>NB: Serpent versions up to 2.1.26 have a small bug in the updating of the regular mesh based interface, wh sssexe = '/home/vvvillehe/Serpent2/2.1.31/sss2'
    10 KB (1,270 words) - 16:18, 16 December 2022
  • List of pre-defined material compositions
    ...Pacific Northwest National Laboratory, PIET-43741-TM-963, PNNL-15870 Rev. 1. March 4, [https://www.pnnl.gov/main/publications/external/technical_report | 1
    11 KB (1,274 words) - 11:59, 11 October 2023
  • Conversion script for homogenized cross sections
    ...sequence using the MIT BEAVRS benchmark – HFP conditions and fuel cycle 1 simulations."'' Ann. Nucl. Energy, [http://www.sciencedirect.com/science/ar ''COE<sub>1</sub>''
    8 KB (1,223 words) - 15:48, 12 May 2022
  • UGM 2016 Moving geometry
    | <tt>transa s s2 tlim 0.1 0.5 1 0 0 1000.0 transa s s2 tlim 0.5 0.9 1 0 0 -1000.0</tt>
    2 KB (235 words) - 11:54, 27 January 2020

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