Benchmark Analysis on Loss-of-Flow-without-Scram Test of FFTF Using Refined SAC-3D Models

Table 3

Initial core flow distribution comparison.

Channel	Assembly type	Measured mass flow rate (kg/s)	FFTF model Mass flow rate (kg/s)	Discrepancy (%)
1	DF 3.2	633.05	632.82	−0.04
2	DF 4.2	152.33	152.3	−0.02
3	DF 3.1	499.07	498.54	−0.11
4	DF 3.1	289.73	289.56	−0.06
5	DF 4.1	99.84	99.96	0.12
6	DF 4.1	152.33	153.23	0.59
7	SR/CR	40.91	40.76	−0.37
8	REF 7/72/8A	52.38	52.43	0.10
9	REF 8 B/9	23.48	23.53	0.21
10	PIOTA 2	24.82	24.94	0.48
11	PIOTA 6	20.5	20.37	−0.63