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Criticality Accident Alarm System Modeling with SCALE...

by Douglas E Peplow, Lester M Petrie Jr
Publication Type
Conference Paper
Book Title
Proceedings of the 2009 International Conference on Advances in Mathematics, Computational Methods, and Reactor Physics
Publication Date
Page Number
00
Publisher Location
Massachusetts, United States of America
Conference Name
M&C 2009
Conference Location
Saratoga Springs, New York, United States of America
Conference Date
-

Criticality accident alarm systems (CAAS) can be difficult to analyze since they consist of both criticality calculations and deep-penetration radiation transport calculations. Radiation transport codes are typically optimized for one of those two aspects but not both. A three-dimensional CAAS modeling capability within SCALE 6 has been created by linking the KENO-VI criticality code to the MAVRIC shielding sequence. KENO-VI has been optimized for criticality calculations and used for over 20 years. MAVRIC is a new sequence in SCALE 6 designed for radiation transport in deep-penetration problems. MAVRIC contains features such as automated variance reduction and mesh tally capabilities, which are quite useful in CAAS modeling.