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Nuclear reactor physics

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Tiêu đề Nuclear Reactor Physics
Tác giả Weston M. Stacey
Trường học Georgia Institute of Technology
Chuyên ngành Nuclear Engineering
Thể loại textbook
Năm xuất bản Third, Revised Edition
Định dạng
Số trang 769
Dung lượng 31,38 MB

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Ngày đăng: 30/05/2022, 09:42

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1.35 – 10 MeV 9.1 keV – 1.35 MeV 0.4 eV – 9.1 keV 0.0 – 0.4 eVχ 0.575 0.425 0 0νΣ f (cm 1 ) 0.0096 0.0012 0.0177 0.1851Σ a (cm 1 ) 0.0049 0.0028 0.0305 0.1210Σ g g s 1 cm 1 0.0831 0.0585 0.0651 –D (cm) 2.162 1.087 0.632 0.354 Sách, tạp chí
Tiêu đề: χ" 0.575 0.425 0 0"ν
2 E. L. W ACHSPRESS , Iterative Solutions of Elliptic Systems and Applications to the Neutron Diffusion Equations of Reactor Physics, Prentice Hall, Englewood Cliffs, NJ (1973) Khác
6 R. H. H OWERTON et al., Evaluation Techniques and Documentation of Specific Evaluations of the LLL Evaluated Nuclear Data Library (ENDL), UCRL-50400, Vol. 15, Lawrence Livermore Laboratory, Livermore, CA (1970) Khác
4.1 Solve the neutron balance equation in the slowing-down range for the neutron flux, and determine the neutron slowing-down density, for a mixture of nonhydrogenic moderators and no absorption. Compare the result with Eq. (4.20) in the no-absorption limit Khác
4.2 Consider a very large block of material with composition ( 235 U = 0.002 × 10 24 at / cm , 3 238 U = 0.040 × 10 24 at / cm 3 , H 2 O = 0.022 × 10 24 at / cm , 3 Fe = 0.009 × 10 24 at / cm 3 ) and temperature T = 400 ° C. Calculate and plot the neutron fl ux energy distribution in the fi ssion, slowing-down, and thermal regions Khác
4.3 Carry out the steps to demonstrate that the Maxwellian distribution of Eq. (4.29) satisfies the equilibrium neutron balance equation of Eq. (4.27) Khác
4.4 Calculate the thermal group absorption cross section for 235 U at T n = 300, 400, and 500 °C Khác
4.5 Calculate the infinite multiplication constant and the relative group fluxes in a very large fuel assembly with the four-group constants given in Table P4.5 Khác
4.6 The radiative capture cross section for a certain isotope is measured at the following energies: 50 eV, 200 barns; 100 eV, 245 barns; 150 eV, 275 barns;300 eV, 200 barns; 350 eV, 180 barns; 400 eV, 210 barns. Calculate a multigroup capture cross section for the group E g = 75 eV, E g 1 = 425 eV Khác
4.7 Calculate the resonance escape probability for the 6.67 eV 238 U reso­nance at T = 300 ° C when the moderator scattering cross section per Khác
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