Analysis of Control Rod Drop Accidents for the Canadian SCWR Using Coupled 3-Dimensional Neutron Kinetics and Thermal Hydraulics

Table 8

Results for CRDAs without SCRAM.

(a)

BOC	Initial	CR1	CR2	CR4	CR6	CR8	CR10	CR12	CR15	CR16
MCST (K)	1119.7	1363	1358	1369	1333	1397	1450	1411	1493	1431
MFCLT (K)	2436.9	2855	3139	3097	3307	3478	3787	3379	3735	3577
Max relative power	1.0	1.203	1.189	1.198	1.119	1.255	1.312	1.256	1.333	1.189
New relative steady-state power	-	1.031	1.030	1.029	1.018	1.035	1.034	1.034	1.033	1.024

(b)

EOC	Initial	CR4	CR5	CR7	CR12	CR15
MCST (K)	1168.9	1429	1450	1364	1400	1458
MFCLT (K)	2447.8	3233	3400	3122	3100	3350
Max relative power	1.0	1.223	1.285	1.209	1.243	1.295
New relative steady-state power	-	1.037	1.037	1.037	1.038	1.038