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1 | 1 | <?xml version='1.0' encoding='utf-8'?> |
2 | 2 | <model> |
3 | 3 | <materials> |
4 | | - <material depletable="true" id="1" name="UOX fuel"> |
5 | | - <density units="g/cm3" value="10.062"/> |
6 | | - <nuclide ao="4.9476e-06" name="U234"/> |
7 | | - <nuclide ao="0.00048218" name="U235"/> |
8 | | - <nuclide ao="0.021504" name="U238"/> |
9 | | - <nuclide ao="1.0801e-08" name="Xe135"/> |
10 | | - <nuclide ao="0.045737" name="O16"/> |
| 4 | + <material id="1" name="UOX fuel" depletable="true"> |
| 5 | + <density value="10.062" units="g/cm3"/> |
| 6 | + <nuclide name="U234" ao="4.9476e-06"/> |
| 7 | + <nuclide name="U235" ao="0.00048218"/> |
| 8 | + <nuclide name="U238" ao="0.021504"/> |
| 9 | + <nuclide name="Xe135" ao="1.0801e-08"/> |
| 10 | + <nuclide name="O16" ao="0.045737"/> |
11 | 11 | </material> |
12 | 12 | <material id="2" name="Zircaloy"> |
13 | | - <density units="g/cm3" value="5.77"/> |
14 | | - <nuclide ao="0.5145" name="Zr90"/> |
15 | | - <nuclide ao="0.1122" name="Zr91"/> |
16 | | - <nuclide ao="0.1715" name="Zr92"/> |
17 | | - <nuclide ao="0.1738" name="Zr94"/> |
18 | | - <nuclide ao="0.028" name="Zr96"/> |
| 13 | + <density value="5.77" units="g/cm3"/> |
| 14 | + <nuclide name="Zr90" ao="0.5145"/> |
| 15 | + <nuclide name="Zr91" ao="0.1122"/> |
| 16 | + <nuclide name="Zr92" ao="0.1715"/> |
| 17 | + <nuclide name="Zr94" ao="0.1738"/> |
| 18 | + <nuclide name="Zr96" ao="0.028"/> |
19 | 19 | </material> |
20 | 20 | <material id="3" name="Cold borated water"> |
21 | | - <density units="atom/b-cm" value="0.07416"/> |
22 | | - <nuclide ao="2.0" name="H1"/> |
23 | | - <nuclide ao="1.0" name="O16"/> |
24 | | - <nuclide ao="0.000649" name="B10"/> |
25 | | - <nuclide ao="0.002689" name="B11"/> |
| 21 | + <density value="0.07416" units="atom/b-cm"/> |
| 22 | + <nuclide name="H1" ao="2.0"/> |
| 23 | + <nuclide name="O16" ao="1.0"/> |
| 24 | + <nuclide name="B10" ao="0.000649"/> |
| 25 | + <nuclide name="B11" ao="0.002689"/> |
26 | 26 | <sab name="c_H_in_H2O"/> |
27 | 27 | </material> |
28 | 28 | <material id="4" name="Hot borated water"> |
29 | | - <density units="atom/b-cm" value="0.06614"/> |
30 | | - <nuclide ao="2.0" name="H1"/> |
31 | | - <nuclide ao="1.0" name="O16"/> |
32 | | - <nuclide ao="0.000649" name="B10"/> |
33 | | - <nuclide ao="0.002689" name="B11"/> |
| 29 | + <density value="0.06614" units="atom/b-cm"/> |
| 30 | + <nuclide name="H1" ao="2.0"/> |
| 31 | + <nuclide name="O16" ao="1.0"/> |
| 32 | + <nuclide name="B10" ao="0.000649"/> |
| 33 | + <nuclide name="B11" ao="0.002689"/> |
34 | 34 | <sab name="c_H_in_H2O"/> |
35 | 35 | </material> |
36 | 36 | <material id="5" name="Reactor pressure vessel steel"> |
37 | | - <density units="g/cm3" value="7.9"/> |
| 37 | + <density value="7.9" units="g/cm3"/> |
38 | 38 | <nuclide name="Fe54" wo="0.05437098"/> |
39 | 39 | <nuclide name="Fe56" wo="0.88500663"/> |
40 | 40 | <nuclide name="Fe57" wo="0.0208008"/> |
|
47 | 47 | <nuclide name="Cu63" wo="0.0013696"/> |
48 | 48 | </material> |
49 | 49 | <material id="6" name="Lower radial reflector"> |
50 | | - <density units="g/cm3" value="4.32"/> |
| 50 | + <density value="4.32" units="g/cm3"/> |
51 | 51 | <nuclide name="H1" wo="0.0095661"/> |
52 | 52 | <nuclide name="O16" wo="0.0759107"/> |
53 | 53 | <nuclide name="B10" wo="3.08409e-05"/> |
|
62 | 62 | <sab name="c_H_in_H2O"/> |
63 | 63 | </material> |
64 | 64 | <material id="7" name="Upper radial reflector / Top plate region"> |
65 | | - <density units="g/cm3" value="4.28"/> |
| 65 | + <density value="4.28" units="g/cm3"/> |
66 | 66 | <nuclide name="H1" wo="0.0086117"/> |
67 | 67 | <nuclide name="O16" wo="0.0683369"/> |
68 | 68 | <nuclide name="B10" wo="2.77638e-05"/> |
|
77 | 77 | <sab name="c_H_in_H2O"/> |
78 | 78 | </material> |
79 | 79 | <material id="8" name="Bottom plate region"> |
80 | | - <density units="g/cm3" value="7.184"/> |
| 80 | + <density value="7.184" units="g/cm3"/> |
81 | 81 | <nuclide name="H1" wo="0.0011505"/> |
82 | 82 | <nuclide name="O16" wo="0.0091296"/> |
83 | 83 | <nuclide name="B10" wo="3.70915e-06"/> |
|
92 | 92 | <sab name="c_H_in_H2O"/> |
93 | 93 | </material> |
94 | 94 | <material id="9" name="Bottom nozzle region"> |
95 | | - <density units="g/cm3" value="2.53"/> |
| 95 | + <density value="2.53" units="g/cm3"/> |
96 | 96 | <nuclide name="H1" wo="0.0245014"/> |
97 | 97 | <nuclide name="O16" wo="0.1944274"/> |
98 | 98 | <nuclide name="B10" wo="7.89917e-05"/> |
|
107 | 107 | <sab name="c_H_in_H2O"/> |
108 | 108 | </material> |
109 | 109 | <material id="10" name="Top nozzle region"> |
110 | | - <density units="g/cm3" value="1.746"/> |
| 110 | + <density value="1.746" units="g/cm3"/> |
111 | 111 | <nuclide name="H1" wo="0.035887"/> |
112 | 112 | <nuclide name="O16" wo="0.2847761"/> |
113 | 113 | <nuclide name="B10" wo="0.000115699"/> |
|
122 | 122 | <sab name="c_H_in_H2O"/> |
123 | 123 | </material> |
124 | 124 | <material id="11" name="Top of fuel assemblies"> |
125 | | - <density units="g/cm3" value="3.044"/> |
| 125 | + <density value="3.044" units="g/cm3"/> |
126 | 126 | <nuclide name="H1" wo="0.0162913"/> |
127 | 127 | <nuclide name="O16" wo="0.1292776"/> |
128 | 128 | <nuclide name="B10" wo="5.25228e-05"/> |
|
135 | 135 | <sab name="c_H_in_H2O"/> |
136 | 136 | </material> |
137 | 137 | <material id="12" name="Bottom of fuel assemblies"> |
138 | | - <density units="g/cm3" value="1.762"/> |
| 138 | + <density value="1.762" units="g/cm3"/> |
139 | 139 | <nuclide name="H1" wo="0.0292856"/> |
140 | 140 | <nuclide name="O16" wo="0.2323919"/> |
141 | 141 | <nuclide name="B10" wo="9.44159e-05"/> |
|
149 | 149 | </material> |
150 | 150 | </materials> |
151 | 151 | <geometry> |
152 | | - <cell fill="202" id="1" region="9 -10 11 -12 13 -14" universe="0"/> |
| 152 | + <cell id="1" fill="202" region="9 -10 11 -12 13 -14" universe="0"/> |
153 | 153 | <cell id="27" material="1" region="-1" universe="3"/> |
154 | 154 | <cell id="28" material="2" region="1 -2" universe="3"/> |
155 | 155 | <cell id="29" material="4" region="2" universe="3"/> |
156 | 156 | <cell id="30" material="4" region="-3" universe="4"/> |
157 | 157 | <cell id="31" material="2" region="3 -4" universe="4"/> |
158 | 158 | <cell id="32" material="4" region="4" universe="4"/> |
159 | 159 | <cell id="70" material="4" region="35 -36" universe="7"/> |
160 | | - <cell fill="101" id="80" region="35 -36" universe="8"/> |
| 160 | + <cell id="80" fill="101" region="35 -36" universe="8"/> |
161 | 161 | <lattice id="101" name="Fuel assembly (upper half)"> |
162 | 162 | <pitch>1.26 1.26</pitch> |
163 | 163 | <dimension>17 17</dimension> |
|
190 | 190 | 8 8 8 |
191 | 191 | 7 7 7 </universes> |
192 | 192 | </lattice> |
193 | | - <surface coeffs="0.0 0.0 0.41" id="1" type="z-cylinder"/> |
194 | | - <surface coeffs="0.0 0.0 0.475" id="2" type="z-cylinder"/> |
195 | | - <surface coeffs="0.0 0.0 0.56" id="3" type="z-cylinder"/> |
196 | | - <surface coeffs="0.0 0.0 0.62" id="4" type="z-cylinder"/> |
197 | | - <surface boundary="reflective" coeffs="-32.13" id="9" type="x-plane"/> |
198 | | - <surface boundary="reflective" coeffs="32.13" id="10" type="x-plane"/> |
199 | | - <surface boundary="reflective" coeffs="-32.13" id="11" type="y-plane"/> |
200 | | - <surface boundary="reflective" coeffs="32.13" id="12" type="y-plane"/> |
201 | | - <surface boundary="reflective" coeffs="0" id="13" type="z-plane"/> |
202 | | - <surface boundary="reflective" coeffs="32.13" id="14" type="z-plane"/> |
203 | | - <surface coeffs="0.0" id="35" type="z-plane"/> |
204 | | - <surface coeffs="183.0" id="36" type="z-plane"/> |
| 193 | + <surface id="1" type="z-cylinder" coeffs="0.0 0.0 0.41"/> |
| 194 | + <surface id="2" type="z-cylinder" coeffs="0.0 0.0 0.475"/> |
| 195 | + <surface id="3" type="z-cylinder" coeffs="0.0 0.0 0.56"/> |
| 196 | + <surface id="4" type="z-cylinder" coeffs="0.0 0.0 0.62"/> |
| 197 | + <surface id="9" type="x-plane" boundary="reflective" coeffs="-32.13"/> |
| 198 | + <surface id="10" type="x-plane" boundary="reflective" coeffs="32.13"/> |
| 199 | + <surface id="11" type="y-plane" boundary="reflective" coeffs="-32.13"/> |
| 200 | + <surface id="12" type="y-plane" boundary="reflective" coeffs="32.13"/> |
| 201 | + <surface id="13" type="z-plane" boundary="reflective" coeffs="0"/> |
| 202 | + <surface id="14" type="z-plane" boundary="reflective" coeffs="32.13"/> |
| 203 | + <surface id="35" type="z-plane" coeffs="0.0"/> |
| 204 | + <surface id="36" type="z-plane" coeffs="183.0"/> |
205 | 205 | </geometry> |
206 | 206 | <settings> |
207 | 207 | <run_mode>eigenvalue</run_mode> |
208 | 208 | <particles>100</particles> |
209 | 209 | <batches>10</batches> |
210 | 210 | <inactive>5</inactive> |
211 | | - <source particle="neutron" strength="1.0" type="independent"> |
| 211 | + <source type="independent" strength="1.0" particle="neutron"> |
212 | 212 | <space type="box"> |
213 | 213 | <parameters>-32 -32 0 32 32 32</parameters> |
214 | 214 | </space> |
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