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Andrade, E.P.; Carneiro, F.A.N.; Schlosser, G.J.
Centro de Desenvolvimento da Tecnologia Nuclear, Belo Horizonte (Brazil)1984
Centro de Desenvolvimento da Tecnologia Nuclear, Belo Horizonte (Brazil)1984
AbstractAbstract
[en] The utilization of the thorium-highly enriched uranium and thorium-plutonium mixed oxide fuels in an unmodified PWR is analysed. The PWR of 1300 MWe from KWU (Angra-2 type) is taken as the reference reactor for the study. Reactor core design calculations for both types of fuels considering once-through and recycle fuels. The calculations were performed with the KWU design codes FASER-3 and MEDIUM 2.2 after introduction of the thorium chain and some addition of nuclide data in FASER-3. A two-energy group scheme and a two-dimensional (XY) representation of the reactor core were utilized. (Author)
[pt]
Analisa-se a utilizacao de oxidos mistos de torio-uranio altamente enriquecido e de torio-plutonio em um PWR nao modificado. O PWR de 1300 MWe da KWU (tipo Angra-2) e tomado como reator de referencia para estudo. Calculos de projeto do nucleo do reator foram feitos para os dois tipos de combustivel, considerando-se ciclos sem reciclagem e com reciclagem. Os calculos foram realizados com os codigos FASER-3 e MEDIUM-22, apos a introducao da cadeia do torio e da inclusao de dados de alguns nuclideos em FASER-3. Foram usados um esquema de dois grupos de energia e uma representacao bi-dimensional do nucleo (XY). (Autor)Primary Subject
Source
05 Dec 1984; 10 p
Record Type
Report
Report Number
Country of publication
ACTINIDES, COMPUTER CODES, ELEMENTS, ENERGY SOURCES, ENRICHED URANIUM, ENRICHED URANIUM REACTORS, EVALUATION, FUELS, ISOTOPE ENRICHED MATERIALS, MATERIALS, METALS, NUCLEAR FUELS, POWER REACTORS, PWR TYPE REACTORS, REACTOR COMPONENTS, REACTOR MATERIALS, REACTORS, SOLID FUELS, THERMAL REACTORS, TRANSURANIUM ELEMENTS, URANIUM, WATER COOLED REACTORS, WATER MODERATED REACTORS
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