PARAMETRIC SURVEY OF COATED FUEL PARTICLE
HTTR Packing Fraction 30 % Layers Dimension (mm) Density (gr/cm3) Kernel diameter 0.600 10.63 Buffer layer thickness 0.060 1.10 IPyC layer thickness 0.030 1.85 SiC layer thickness 0.025 3.20 OPyC layer thickness 0.045 total 0.920 Packing Fraction 30 % * Safety criteria & QC of HTTR fuel, Kazuhiro Sawa, et al, Nuclear Engineering and Design 208 (2001) 305-313
GTHTR Layers Dimension Kernel diameter 0.55 mm Buffer layer thickness 0.140 IPyC layer thickness 0.025 SiC layer thickness 0.045 OPyC layer thickness total 1.020 * Reactor Technology Development Under The HTTR Project, Takkazu Takizuka, JAEA The 1st COE-INES International Symposium, INES-1, Japan, 2004
PARAMETRIC SURVEY PARAMETER VALUES Enrichment 0.7 % 3 % 20 % 30 % Packing Fraction 1 % 10 %