NUCLEAR TECHNIQUES, Volume. 47, Issue 5, 050007(2024)
Transport-activation internal coupling method for fusion reactors based on cosRMC
Figures & Tables(20)
Fig. 1. Calculation flowchart of criticality/burnup and fixed source/activation
Fig. 2. Processing of external databases in transport activation coupling calculation
Fig. 4. Variation in the number density of 56Fe (a), 57Fe (b), 55Mn (c), 1H (d), 54Cr (e), 59Co (f) nucleons over time
Fig. 5. Variation in the number density of 182W (a), 183W (b), 184W (c), 186W (d), 181Ta (e), 185Re (f), 187Re (g), 1H (h) nucleons over time
Fig. 6. Variation in the number density of 56Fe (a), 57Fe (b), 55Mn (c), 1H (d), 54Cr (e), 59Co (f) nucleons over time
Fig. 7. Variation in the number density of 182W (a), 184W (b), 186W (c), 181Ta (d), 185Re (e), 187Re (f), 1H (g) nucleons over time
Fig. 8. Variation in the energy spectrum of steel (a) and tungsten (b) over time
Fig. 9. Variation in the number density of 56Fe (a), 57Fe (b), 55Mn (c), 1H (d), 54Cr (e), 59Co (f) nucleons over time
Fig. 10. Variation in the number density of 182W (a), 183W (b), 184W (c), 186W (d), 181Ta (e), 185Re (f), 187Re (g), 1H (h) nucleons over time
Fig. 11. Continuous cross section and multigroup cross section of 182W(n,γ) (a), 183W(n,γ) (b), 184W(n,γ) (c), 186W(n,γ) (d) reaction
Fig. 12. Multigroup cross section of 182W(n,γ) (a), 183W(n,γ) (b), 184W(n,γ) (c), 186W(n,γ) (d) reaction
Fig. 13. Variation in the number density of 182W (a), 183W (b), 184W (c), 186W (d), 181Ta (e), 185Re (f), 187Re (g), 1H (h) nucleons over time
Table 1. Nuclear reaction numbers and type sets in cosRMC
View tableView in ArticleTable 1. Nuclear reaction numbers and type sets in cosRMC
反应编号Reaction number 反应类型Reaction type 1020 (n,γ) 1021 (n,γ) 160 (n,2n) 161 (n,2n) 1070 (n,α) 1030 (n,p) 280 (n,np)
Table 2. New nuclear reaction numbers and names added to cosRMC
View tableView in ArticleTable 2. New nuclear reaction numbers and names added to cosRMC
反应编号Reaction number 反应类型Reaction type 反应编号Reaction number 反应类型Reaction type 反应编号Reaction number 反应类型Reaction type 37 (n,4n) 320 (n,nd) 1042 (n,d) 40 (n,n) 321 (n,nd) 1050 (n,t) 41 (n,n) 322 (n,nd) 1051 (n,t) 162 (n,2n) 330 (n,nt) 1052 (n,t) 170 (n,3n) 331 (n,nt) 1060 (n,h) 171 (n,3n) 332 (n,nt) 1061 (n,h) 180 (n,f) 340 (n,nh) 1062 (n,h) 220 (n,nα) 341 (n,nh) 1071 (n,α) 221 (n,nα) 371 (n,4n) 1072 (n,α) 222 (n,nα) 1021 (n,γ) 1072 (n,α) 240 (n,2nα) 1022 (n,γ) 1080 (n,2α) 281 (n,np) 1031 (n,p) 1110 (n,2p) 282 (n,np) 1032 (n,p) 1111 (n,2p) 290 (n,n2α) 1041 (n,d) 1112 (n,2p)
Table 3. Relative error of cosRMC and ALARA for the fifth year (steel)
View tableView in ArticleTable 3. Relative error of cosRMC and ALARA for the fifth year (steel)
核素Nuclide 相对误差Relative error / % 56Fe 0.03 57Fe 0.10 55Mn 0.28 1H 0.16 54Cr 0.18 59Co 0.23
Table 4. Relative error of cosRMC and ALARA in the fifth step (tungsten)
View tableView in ArticleTable 4. Relative error of cosRMC and ALARA in the fifth step (tungsten)
核素Nuclide 相对误差Relative error / % 182W 0.19 183W 0.11 184W 0.15 186W 0.01 181Ta 0.45 185Re 1.16 187Re 1.12 1H 0.32
Table 5. Comparison of one-group cross section for four reaction types at 182W, 183W, 184W, 186W
View tableView in ArticleTable 5. Comparison of one-group cross section for four reaction types at 182W, 183W, 184W, 186W
反应类型
Reac-tion type
182W 183W 连续截面Continuous energy cross section / b 多群截面归并Multi-group cross section merge / b 相对误差Relative error / % 连续能量截面统计误差Statistical error of continuous energy cross section 连续截面Continuous energy cross section / b 多群截面归并 Multi-group cross section merge / b 相对误差Relative error / % 连续能量截面统计误差Statistical error of continuous energy cross section (n,γ) 2.69 8.36×10-1 68.91 8.782 5×10-2 5.75 1.74 69.66 6.023 0×10-2 (n,2n) 4.62×10-1 4.86×10-1 -5.13 1.572 8×10-1 5.39×10-1 4.74×10-1 12.13 1.588 6×10-2 (n,2α) 2.39×10-4 0 100.00 0 2.30×10-4 0 100.00 0 (n,p) 6.85×10-4 0 100.00 0 9.08×10-4 0 100.00 0 反应类型
Reac-tion type
184W 186W 连续截面Continuous energy cross section / b 多群截面归并Multi-group cross section merge / b 相对误差Relative error / % 连续能量截面统计误差Statistical error of continuous energy cross section 连续截面Continuous energy cross section / b 多群截面归并 Multi-group cross section merge / b 相对误差Relative error / % 连续能量截面统计误差Statistical error of continuous energy cross section (n,γ) 5.19×10-1 1.95×10-1 62.50 6.069 3×10-2 2.00 7.17×10-1 64.23 5.387 4×10-2 (n,2n) 2.33×10-1 4.83×10-1 -106.89 1.577 9×10-2 2.58×10-1 4.72×10-1 -82.97 1.585 0×10-2 (n,2α) 2.59×10-4 0 100.00 0 9.39×10-5 0 100.00 0 (n,p) 6.15×10-4 0 100.00 0 3.39×10-4 0 100.00 0
Table 6. Background cross section of tungsten
View tableView in ArticleTable 6. Background cross section of tungsten
核素Nuclide 背景截面Background cross / b 182W 160 183W 300 184W 145 186W 155
Table 7. One-group cross section of tungsten
View tableView in ArticleTable 7. One-group cross section of tungsten
核素Nuclide ACE连续截面Section of ACE continuous energy cross section / b ALARA多群截面归并ALARA multi-group cross section merging / b 问题相关多群截面归并Specific problem cross section merging / b 相对误差（ALARA多群归并）Relative error (ALARA multi-group cross section merging) / % 相对误差（问题相关多群截面归并）Relative error (specific problem cross section merging) / % 182W 8.355 1×10-1 2.687 3 7.553 6×10-1 221.64 -9.59 183W 1.744 3 5.750 1 1.703 1 229.65 -2.36 184W 1.947 0×10-1 5.191 5×10-1 2.051 2×10-1 166.64 5.35 186W 7.169 1×10-1 2.004 5 7.513 7×10-1 179.60 4.81
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Shengzhe WANG, Shichang LIU, Yixue CHEN. Transport-activation internal coupling method for fusion reactors based on cosRMC[J]. NUCLEAR TECHNIQUES, 2024, 47(5): 050007
Paper Information
Category: Research Articles
Received: Jan. 11, 2024
Accepted: --
Published Online: Jul. 8, 2024
The Author Email: Shichang LIU (刘仕倡)
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