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Application of the variational method for calculation of neutron spectra and group constants - Master thesis; Primena varijacione metode na odredjivanje spektra neutrona i grupnih konstanti - Magistarski rad

Abstract

One-dimensional variational method for cylindrical configuration was applied for calculating group constants, together with effects of elastic slowing down, anisotropic elastic scattering, inelastic scattering, heterogeneous resonance absorption with the aim to include the presence of a number of different isotopes and effects of neutron leakage from the reactor core. Neutron flux shape P{sub 3} and adjoint function are proposed in order to enable calculation of smaller size reactors and inclusion of heterogeneity effects by cell calculations. Microscopic multigroup constants were prepared based on the UKNDL data library. Analytical-numerical approach was applied for solving the equations of the P{sub 3} approximation to obtain neutron flux moments and adjoint functions.
Authors:
Milosevic, M [1] 
  1. Institute of Nuclear Sciences Vinca, Beograd (Serbia and Montenegro)
Publication Date:
Jul 01, 1979
Product Type:
Miscellaneous
Report Number:
INIS-CS-0098; IBK-1488
Resource Relation:
Other Information: 4 tabs, 3 figs, 58 refs
Subject:
22 GENERAL STUDIES OF NUCLEAR REACTORS; ADJOINT FLUX; ANALYTICAL SOLUTION; CYLINDRICAL CONFIGURATION; GROUP CONSTANTS; MULTIGROUP THEORY; NEUTRON FLUX; NUMERICAL SOLUTION; P3-APPROXIMATION; R-A REACTOR; REACTOR CELLS; REACTOR CORES; VARIATIONAL METHODS
OSTI ID:
20745688
Country of Origin:
Serbia and Montenegro
Language:
English
Other Identifying Numbers:
TRN: CS06RA472055006
Availability:
Available from INIS in electronic form; Also available from the Institute of nuclear sciences Vinca
Submitting Site:
INIS
Size:
56 pages
Announcement Date:
Jul 31, 2006

Citation Formats

Milosevic, M. Application of the variational method for calculation of neutron spectra and group constants - Master thesis; Primena varijacione metode na odredjivanje spektra neutrona i grupnih konstanti - Magistarski rad. Serbia and Montenegro: N. p., 1979. Web.
Milosevic, M. Application of the variational method for calculation of neutron spectra and group constants - Master thesis; Primena varijacione metode na odredjivanje spektra neutrona i grupnih konstanti - Magistarski rad. Serbia and Montenegro.
Milosevic, M. 1979. "Application of the variational method for calculation of neutron spectra and group constants - Master thesis; Primena varijacione metode na odredjivanje spektra neutrona i grupnih konstanti - Magistarski rad." Serbia and Montenegro.
@misc{etde_20745688,
title = {Application of the variational method for calculation of neutron spectra and group constants - Master thesis; Primena varijacione metode na odredjivanje spektra neutrona i grupnih konstanti - Magistarski rad}
author = {Milosevic, M}
abstractNote = {One-dimensional variational method for cylindrical configuration was applied for calculating group constants, together with effects of elastic slowing down, anisotropic elastic scattering, inelastic scattering, heterogeneous resonance absorption with the aim to include the presence of a number of different isotopes and effects of neutron leakage from the reactor core. Neutron flux shape P{sub 3} and adjoint function are proposed in order to enable calculation of smaller size reactors and inclusion of heterogeneity effects by cell calculations. Microscopic multigroup constants were prepared based on the UKNDL data library. Analytical-numerical approach was applied for solving the equations of the P{sub 3} approximation to obtain neutron flux moments and adjoint functions.}
place = {Serbia and Montenegro}
year = {1979}
month = {Jul}
}