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| 1 | +<?xml version='1.0' encoding='utf-8'?> |
| 2 | +<model> |
| 3 | + <materials> |
| 4 | + <cross_sections>mgxs.h5</cross_sections> |
| 5 | + <material id="1" name="UO2__2_4__" depletable="true"> |
| 6 | + <density value="1.0" units="macro"/> |
| 7 | + <macroscopic name="UO2__2_4__"/> |
| 8 | + </material> |
| 9 | + <material id="2" name="Zircaloy"> |
| 10 | + <density value="1.0" units="macro"/> |
| 11 | + <macroscopic name="Zircaloy"/> |
| 12 | + </material> |
| 13 | + <material id="3" name="Hot_borated_water"> |
| 14 | + <density value="1.0" units="macro" value_timeseries="1.0 0.9994949494949495 0.998989898989899 0.9984848484848485 0.997979797979798 0.9974747474747475 0.996969696969697 0.9964646464646465 0.9959595959595959 0.9954545454545455 0.9949494949494949 0.9944444444444445 0.9939393939393939 0.9934343434343434 0.9929292929292929 0.9924242424242424 0.9919191919191919 0.9914141414141414 0.9909090909090909 0.9904040404040404 0.9898989898989898 0.9893939393939394 0.9888888888888889 0.9883838383838384 0.9878787878787879 0.9873737373737373 0.9868686868686869 0.9863636363636363 0.9858585858585859 0.9853535353535353 0.9848484848484849 0.9843434343434343 0.9838383838383838 0.9833333333333333 0.9828282828282828 0.9823232323232323 0.9818181818181818 0.9813131313131312 0.9808080808080808 0.9803030303030302 0.9797979797979798 0.9792929292929293 0.9787878787878788 0.9782828282828283 0.9777777777777777 0.9772727272727273 0.9767676767676767 0.9762626262626263 0.9757575757575757 0.9752525252525253 0.9747474747474747 0.9742424242424242 0.9737373737373737 0.9732323232323232 0.9727272727272727 0.9722222222222222 0.9717171717171716 0.9712121212121212 0.9707070707070706 0.9702020202020202 0.9696969696969697 0.9691919191919192 0.9686868686868687 0.9681818181818181 0.9676767676767677 0.9671717171717171 0.9666666666666667 0.9661616161616161 0.9656565656565657 0.9651515151515151 0.9646464646464646 0.9641414141414141 0.9636363636363636 0.9631313131313131 0.9626262626262626 0.962121212121212 0.9616161616161616 0.961111111111111 0.9606060606060606 0.9601010101010101 0.9595959595959596 0.9590909090909091 0.9585858585858585 0.9580808080808081 0.9575757575757575 0.9570707070707071 0.9565656565656565 0.956060606060606 0.9555555555555555 0.955050505050505 0.9545454545454545 0.954040404040404 0.9535353535353535 0.953030303030303 0.9525252525252524 0.952020202020202 0.9515151515151514 0.951010101010101 0.9505050505050505 0.95"/> |
| 15 | + <macroscopic name="Hot_borated_water"/> |
| 16 | + </material> |
| 17 | + </materials> |
| 18 | + <geometry> |
| 19 | + <cell id="1" name="Fuel" material="1" region="-1" universe="0"/> |
| 20 | + <cell id="2" name="Cladding" material="2" region="1 -2" universe="0"/> |
| 21 | + <cell id="3" name="Water" material="3" region="2 3 -4 5 -6" universe="0"/> |
| 22 | + <surface id="1" name="Fuel OR" type="z-cylinder" coeffs="0 0 0.39218"/> |
| 23 | + <surface id="2" name="Clad OR" type="z-cylinder" coeffs="0 0 0.4572"/> |
| 24 | + <surface id="3" name="left" type="x-plane" boundary="reflective" coeffs="-0.63"/> |
| 25 | + <surface id="4" name="right" type="x-plane" boundary="reflective" coeffs="0.63"/> |
| 26 | + <surface id="5" name="bottom" type="y-plane" boundary="reflective" coeffs="-0.63"/> |
| 27 | + <surface id="6" name="top" type="y-plane" boundary="reflective" coeffs="0.63"/> |
| 28 | + </geometry> |
| 29 | + <settings> |
| 30 | + <run_mode>eigenvalue</run_mode> |
| 31 | + <particles>100</particles> |
| 32 | + <batches>10</batches> |
| 33 | + <inactive>5</inactive> |
| 34 | + <kinetic_simulation>true</kinetic_simulation> |
| 35 | + <timestep_parameters> |
| 36 | + <dt>0.01</dt> |
| 37 | + <timestep_units>s</timestep_units> |
| 38 | + <n_timesteps>5</n_timesteps> |
| 39 | + </timestep_parameters> |
| 40 | + <source type="independent" strength="1.0" particle="neutron"> |
| 41 | + <space type="box"> |
| 42 | + <parameters>-0.63 -0.63 -1 0.63 0.63 1</parameters> |
| 43 | + </space> |
| 44 | + <constraints> |
| 45 | + <fissionable>true</fissionable> |
| 46 | + </constraints> |
| 47 | + </source> |
| 48 | + <energy_mode>multi-group</energy_mode> |
| 49 | + <random_ray> |
| 50 | + <source type="independent" strength="1.0" particle="neutron"> |
| 51 | + <space type="box"> |
| 52 | + <parameters>-0.63 -0.63 -1.0 0.63 0.63 1.0</parameters> |
| 53 | + </space> |
| 54 | + </source> |
| 55 | + <distance_inactive>30.0</distance_inactive> |
| 56 | + <distance_active>150.0</distance_active> |
| 57 | + <source_region_meshes> |
| 58 | + <mesh id="1"> |
| 59 | + <domain id="0" type="universe"/> |
| 60 | + </mesh> |
| 61 | + </source_region_meshes> |
| 62 | + <time_derivative_method>propagation</time_derivative_method> |
| 63 | + </random_ray> |
| 64 | + <mesh id="1"> |
| 65 | + <dimension>8 8</dimension> |
| 66 | + <lower_left>-0.63 -0.63</lower_left> |
| 67 | + <upper_right>0.63 0.63</upper_right> |
| 68 | + </mesh> |
| 69 | + </settings> |
| 70 | + </model> |
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