German Contribution to Item 2 of the Agenda “Status of ... - IAEA
German Contribution to Item 2 of the Agenda “Status of ... - IAEA
German Contribution to Item 2 of the Agenda “Status of ... - IAEA
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Lehrstuhl für Reak<strong>to</strong>rsicherheit und –technik<br />
Univ.-Pr<strong>of</strong>. Dr. rer. nat. Hans-Josef Allelein<br />
Institut für Energie- und Klimaforschung<br />
Nukleare Entsorgung und Reak<strong>to</strong>rsicherheit (IEK-6)<br />
Comparison <strong>of</strong> STACY and Intera<strong>to</strong>m Results (3)<br />
STACY results in comparison <strong>to</strong> Intera<strong>to</strong>m results (STACY / Intera<strong>to</strong>m):<br />
Equilibrium core: Output power specific release values [Bq/(MW th ∙h)]<br />
• Iodine-131: Order <strong>of</strong> magnitude higher<br />
• Cesium-137: Fac<strong>to</strong>r <strong>of</strong> 20 lower<br />
(mainly affected by modified modeling and not by revised<br />
difusion coefficient for Sic)<br />
DLOFC: Cumulative relative release fraction <strong>of</strong> core inven<strong>to</strong>ry after 200 h<br />
• Iodine-131: Fac<strong>to</strong>r <strong>of</strong> 2 higher<br />
• Cesium-137: Fac<strong>to</strong>r <strong>of</strong> 3 (design) <strong>to</strong> 6 (expected) lower<br />
H.-J. Allelein<br />
TWG-GCR-23<br />
March 5-7, 2013, Vienna<br />
33
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