Characterization of materials

Abstract

Fuel per assembly, kg Uranium metal 461 183 Uranium dioxide 523 208 Metal hardware per assembly, kg 135 112 Assembly volume, m3 0.186 0.086 Assembly 21.4 13.9 Height, m Fuel stack 3.66 3.76 Avg. speafic power, MWNg U 37.5 25.9 Burnup, GWd/Mg U Historical 33 27.5 Future 60 46 T GENES1 S: Uranium dioxide fuel that have been irradiated for 3-5 years in the approximately 100 civilian pressurized-water reactors (PWRs; 2/3 of capacity) and boiling water reactors (BWRs; 1/3 of capacity) to produce electric power. Composition (Historical bumup-Future bumup) Initial mU enrichment, % 3.30-4.73 Uranium, kg/Mg Initial U 955.4-9222 Uranium enrichment, % S U 0.84-0.54 Plutonium, kghlg Initial U 9.47-14.38