Transient scenarios relevant to RBMK safety
and design that are reference for the project and correspondence with adopted
code or chain of codes.
Class no.
Identification
Reference accidents for
the RBMK accident
analysis
A
ESF
& ECCS design
KORSAR RELAP5
A1 LOCA-PH-FIGDH
A2 LOCA-SL
A3 LOOP-ATWS
A4 GDH-BLOCKAGE
B
Confinement (RC,
ALS, and RB)
KORSAR, COCOSYS CONTAIN, RELAP5
B1 GDH-BLOCKAGE-SA
B2 LOCA-PH-FIGDH
B3 LOCA-SL
C
3D
UNK, BARS, KORSAR HELIOS, RELAP5-3D, NESTLE
C1 FC-BLOCKAGE
C2 GDH-BLOCKAGE
C3 CR-G-WITHDRAWAL
C4 CPS-LOCA
D
PT rupture and MPTR
RAPTA,
STAR-CD, KATRAN,
D1 FC-BLOCKAGE
U-STACK FRAP, FLUENT, RELAPS, ANSYS
D2 FC-LOCA
E
FP
generation and transport
VICTORIA, COCOSYS MELCOR
E1 FC-BLOCKAGE
E2 GDH-BLOCKAGE-SA
F
ICM
proposal
RELAP5
F1 FC-BLOCKAGE
+The codes used at NIKIET are reported
in bold characters. ∗The coupled 3D NK-TH codes require
derivation of proper cross-sections (or functions). The codes needed for this
are also listed.