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Title: Sensitivity of nuclear fuel cycle costs to uncertainties in nuclear data and methods

Thesis/Dissertation ·
OSTI ID:7284002

A sensitivity analysis system is developed for assessing the economic implications of uncertainties in nuclear data and related computational methods for light water power reactors. Results of the sensitivity analysis indicate directions for worthwhile improvement in data and methods. Benefits from improvements in data and methods are related to reduction of margins that are provided by designers to ensure meeting reactor and fuel objectives. The sensitivity analysis system relates costs to uncertainties in nuclear data and methods by two sequences of operations broken at the few group data level. Path B determines the sensitivity of reactor fuel cycle cost to uncertainties in few group microscopic cross sections. Then for important cases Path A analysis relates few energy group cell-averaged microscopic cross sections to uncertainties in basic nuclear data and in related computational methods.

Research Organization:
Rensselaer Polytechnic Inst., Troy, N.Y. (USA)
OSTI ID:
7284002
Resource Relation:
Other Information: Thesis (Ph. D.)
Country of Publication:
United States
Language:
English