[2O13-15] code-system validation 2

[2O13] Analysis of measured decay heat of fuel assemblies by ORIGEN2.2 and CASMO5

Toru Yamamoto¹, ＊Daiki Iwahashi¹ (1.Regulatory Standard and Research Department, Secretariat of Nuclear Regulation Authority (S/NRA/R))

Keywords:Light water reactor, Fuel assembly, Decay heat measurement result, ORIGEN2.2, CASMO5, ORLIBJ40, JENDL-4.0, Burst fission

As part of validation study of decay heat calculation of ORIGEN2.2 and CASMO5, the anaysis was performed on decay heat measurements at cooling time of about 2 to about 27 years for fuel assemblies discharged from U.S. and Swedish PWRs and BWRs.