Science and Technology of Nuclear Installations / 2015 / Article / Tab 2

Research Article

CHF Enhancement of Advanced 37-Element Fuel Bundles

Table 2

Length effect of inner pitch circle on the relative power density of the fuel elements.

ParametersRelative power density of each pitch circle (% change)
Inner pitch circle, mmReference (14.88)14.9815.0815.1815.2815.38

Center pitch0.82180.8230 (0.14)0.8243 (0.31)0.8258 (0.49)0.8271 (0.65)0.8285 (0.81)
Inner pitch0.85380.8547 (0.1)0.8552 (0.16)0.8556 (0.21)0.8565 (0.31)0.8567 (0.34)
Middle pitch0.93080.9305 (−0.03)0.9303 (−0.05)0.9302 (−0.07)0.9299 (−0.1)0.9298 (−0.11)
Outer pitch1.10481.1046 (−0.01)1.1045 (−0.02)1.1044 (−0.03)1.1043 (−0.04)1.1042 (−0.05)

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