Published May 5, 1983 | Version v1
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Modifications in the UNIMUG computer code (Addendum to technical note EAV/NT--003/80)

Description

The modifications done in the UNIMUG computer code are described. The UNIMUG-VERSION 3 has options for condensating macroscopic cross sections in regions and microscopic cross sections of isotopes contained in each region. The code also calculates: spectral index, ratio between two specificated reactions of chosen isotopes in indicated groups and regions, average buckling by region/group, by region, reactor buckling and average flux of reactor. The code has no restrictions for number of regions, number of groups, number of intervals, and table size of macroscopic and microscopic cross sections. (M.C.K.)

Availability note (English)

MF available from INIS under the Report Number.

Abstract (Portuguese)

Descrevem-se as modificacoes feitas no codigo UNIMUG. O codigo UNIMUG-VERSAO 3, possui opcoes para condensacao de secoes de choque macroscopicas na regioes e microscopicas dos isotopos constituintes em cada regiao. O codigo calcula tambem: indices espectrais, razao entre duas reacoes especificadas dos isotopos escolhidos nos grupos e regioes indicados, ''Buckling'' medio por regiao/grupo, por regiao, ''Buckling'' do reator e fluxos medios do reator. O codigo nao possui restricoes quanto ao numero de regioes, numero de grupos, numero de intervalos e comprimento das tabelas de secoes de choque macroscopica e microscopica. (M.C.K.)

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Additional details

Additional titles

Original title (Portuguese)
Alteracoes no codigo UNIMUG. (adendo a nota, tecnica EAV/NT--003/80)

Publishing Information

Imprint Pagination
16 p.
Report number
CTA-IEAv-RI--001/83

INIS

Country of Publication
Brazil
Country of Input or Organization
Brazil
INIS RN
20053323
Subject category
S99: GENERAL AND MISCELLANEOUS; S22: GENERAL STUDIES OF NUCLEAR REACTORS;
Descriptors DEI
BUCKLING; COMPUTER CALCULATIONS; CROSS SECTIONS; ISOTOPES; MODIFICATIONS; REACTOR PHYSICS; V CODES
Descriptors DEC
COMPUTER CODES