Science and Technology of Nuclear Installations / 2013 / Article / Tab 2

Research Article

Application of the Critical Heat Flux Look-Up Table to Large Diameter Tubes

Table 2

Effect of high heat flux and tube blockage on CHF occurrence for a 67 mm vertical boiler tube.

ParameterBase caseHigh heat flux case90% tube blockage

Heat flux (KW·m−2)100400100
Pressure (kPa)6,0006,0006,000
Vertical heated length (m)101010
Inlet quality to vertical tube (—)000
Mass flux (kg·m−2·s−1)1,0001,000100
Tube exit quality (—)0.0380.1520.380
Critical heat flux (kW·m−2)3,2622,7601,580

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