Article ID Journal Published Year Pages File Type
1739951 Nuclear Engineering and Technology 2013 6 Pages PDF
Abstract

A new method of calculating sensitivity coefficients of core characteristics relative to infinite-dilution cross sections has been developed. Conventional sensitivity coefficients are evaluated for the changes of effective cross sections which are dependent on individual models of core and cell. Therefore a correction has been derived to the conventional sensitivity coefficients based on the perturbation theory. The accuracy of the present method has been verified by comparing numerical results of sensitivity coefficients with a reference Monte-Carlo method.

Related Topics
Physical Sciences and Engineering Energy Nuclear Energy and Engineering
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