Analysis of Void Fraction Distribution and Departure from Nucleate Boiling in Single Subchannel and Bundle Geometries Using Subchannel, System, and Computational Fluid Dynamics Codes

Table 7

Initial conditions for transient bundle tests [2].

		Initial conditions
Test series	Assembly	Pressure (kg/cm^2 a)	Mass flux (10^6 kg/m^2 h)	power (kW)	Inlet temperature (Celsius)	Transients
5T	B5	154.2	11.95	2282.0	300.4	Power increase
		153.8	11.93	2244.0	301.2	Flow reduction
		153.0	11.92	2236.0	300.4	Depressurization
		152.5	11.94	2230.0	301.7	Temperature increase
6T	B6	158.2	11.55	2621.0	288.1	Power increase
		158.4	12.03	2574.0	288.8	Flow reduction
		154.6	12.02	2556.0	288.2	Depressurization
		157.2	11.92	2603.0	288.8	Temperature increase
7T	B7	158.2	12.02	2500.0	291.9	Power increase
		158.1	12.04	2405.0	292.0	Flow reduction
		155.0	11.99	2577.0	291.8	Depressurization
		158.8	11.99	2496.0	290.2	Temperature increase