Difference between revisions of "Infinite homogeneous LWR-like reactor transient example"

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(Created page with " == Generating the steady state source distributions == <nowiki> set title "Creating source for a time dependent simulation" % --- Geometry is just a cube surf 2 cuboid -10...")
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Revision as of 16:24, 15 March 2016

Generating the steady state source distributions

set title "Creating source for a time dependent simulation"

% --- Geometry is just a cube

surf 2 cuboid -100.0 100.0 -100.0 100.0 -100.0 100.0

% --- Cell definitions:

cell  3  0  fuel     -2
cell 99  0  outside   2     % Outside world

% --- Fuel material is a homogenized LWR material:

mat fuel   sum vol 8.0000E+06 moder lwtr 1001
 8016.03c  0.316667
 1001.03c  0.633333
 92235.03c 0.0015
 92238.03c 0.0485
 5010.03c  0.000115793

% --- Thermal scattering data for hydrogen in light water (294 K)

therm lwtr lwj3.00t

% --- Reflective boundary condition:

set bc 2 2 2

% --- Set power level

set power 1.0

% --- Neutron population:

% --- Large population size: (produced approx. 60M neutron and 40M precursor source points)
set pop 80000 80000 200 1.0 100

% --- Save neutron and precursor source to "./source"-files 

set savesrc "./source"

% --- Do not generate group constants

set gcu -1

% --- Do not use implicit capture, nxn, or fission

set impl 0 0 0
<nowiki>

== Time dependent simulation (no reactivity insertion) ==

== Time dependent simulation (0.85$ reactivity insertion) ==