Filters
Results 1 - 1 of 1
Results 1 - 1 of 1.
Search took: 0.017 seconds
AbstractAbstract
[en] The unavailability of the auxiliary feedwater system (AFWS) of Angra-1, was calculated. The fault tree analysis technique was used, considering two diferent types of contribution to system unavailability: The one due to hard-ware failure and the contribution due to test and maintenance which was separately analysed. The COMBO-and SAMPLE computer codes were used. The results have shown that the AFWS of Angra-1 contains enough redundancy to guarantee a safe operation under the conditions analysed, best values having been obtained for the unavailability of AFWS of Angra 1 with those codes than with the WASH-1400. (E.G.)
[pt]
Calculou-se a nao disponibilidade do Sistema Auxiliar de Agua de Alimentacao (S.A.A.A.) de Angra-1. Utilizou-se a metodologia da arvore de falhas, considerando-se dois tipos de contribuicao para a nao-disponibilidade do sistema: contribuicoes devido a falhas de equipamentos e a contribuicao devido a teste e manutencao, analisadas separadamente. Utilizou-se os codigos COMBO e SAMPLE. Os resultados obtidos mostraram que o S.A.A.A. de Angra-1 possui redundancias suficientes para garantir um funcionamento seguro nas condicoes analisadas, tendo sido obtidos valores para a nao-disponibilidade do S.A.A.A. de Angra-1 melhores que os do WASH-1400. (E.G.)Original Title
Avaliacao probabilistica de seguranca - O caso do sistema de agua de alimentacao auxiliar de Angra I
Primary Subject
Source
Sep 1981; 132 p; Tese (M.Sc.).
Record Type
Miscellaneous
Literature Type
Thesis/Dissertation
Report Number
Country of publication
LanguageLanguage
Reference NumberReference Number
INIS VolumeINIS Volume
INIS IssueINIS Issue