Analysis of Loss of Flow Events on Brazilian Multipurpose Reactor Using the Relap5 Code

Table 3

Main nodalization components and their input identifier number.

Component	Identifier
Reactor pool	100 and 130
Reactor pool cooling system (RPCS)	201–239
Reactor core	316
Reactor chimney	340
Primary cooling system (PCS)	400–460
Heavy water tank	500
Reflector cooling system (RCS)	500–530
Natural convention valves (flap valves)	364 and 367
Siphon breakers valves	243, 363 and 353
Pool atmosphere simulator	190
Decay tank of PCS	402–406
Decay tank of RPCS	222–226
Pumps of PCS	410 and 412
Pump of RPCS	230
Primary side heat exchanger of PCS	430
Secondary side heat exchanger of PCS	800–820
Primary side heat exchanger of RPCS	234
Secondary side heat exchanger of RPCS	700–720
Primary side heat exchanger of RCS	530
Secondary side heat exchanger of RCS	900–920