PMK-2, the First Integral Thermal-Hydraulics Tests for the Safety Evaluation of VVER-440/213 Nuclear Power Plants

Table 1

7,4% cold leg breaks.

No. of; tests	Project; identification	Test acronym	Dateof; tests	ECCS configuration and/or main objectives
(1)	IAEA-SPE	SPE-1	1986	Minimum ECCS configuration: 0 SIT and 1 HPIS
(2)	ATKP-2	SPE-ROV	1987	Without ECCS: 0 SIT, 0 HPIS and 0 LPIS, onset of core dryout
(3)	ATKP-2	PAV-CM	1987	DBA case with ECCS configuration: 3 SITs and 1 HPIS, late SIT actuation
(4)	IAEA-SPE	SPE-2	1987	DBA case with ECCS configuration: 3 SITs and 1 HPIS, nominal initial power, and delayed steam dump
(5)	OKKFT G-11	SP0	1988	DBA case with ECCS configuration: 3 SITs and 1 HPIS, HL/CL connection
(6)	OMFB 00307/91	OM1-BF	1992	ECCS configuration: 3 SITs, 0 HPIS, 1 LPIS
(7)	OMFB 00307/91	OM1-G0	1992	DBA case with ECCS configuration: 3 SITs and 0 HPIS; AM actions, reference case, secondary bleed and feed
(8)	OMFB 00307/91	OM1-G1	1992	DBA case with ECCS configuration: 3 SITs and 0 HPIS; AM actions, noncondensables, secondary bleed and feed
(9)	OMFB 00307/91	OM1-G2	1992	DBA case with ECCS configuration: 3 SITs, 0 HPIS, 1 LPIS; AM actions, noncondensables, secondary bleed and feed
(10)	IAEA-SPE	SPE-4	1993	DBA case with ECCS configuration: 3 SITs, 0 HPIS, 1 LPIS; AM actions, secondary bleed and feed
(11)	PHARE SRR3/95	PHS-BF	1999	DBA case with ECCS configuration: 3 SITs, 0 HPIS, 1 LPIS; AM actions, primary and secondary bleed and feed
(12)	IMPAM-VVER	IMP-21	2003	ECCS configuration: 0 HPIS, 3 SITs, 1 LPIS; AM actions: primary bleed and feed, with low pressuriser level
(13)	IMPAM-VVER	IMP-22	2004	ECCS configuration, 0 HPIS, 3 SITs, 1 LPIS; AM actions: primary bleed and feed, early actuation
(14)	IMPAM-VVER	IMP-23	2004	ECCS configuration, 0 HPIS, 3 SITs, 1 LPIS; AM actions: primary bleed and feed, a counterpart test to PACTEL, low SIT pressure
(15)	IMPAM-VVER	IMP-32	2004	ECCS configuration: 0 HPIS, 3 SITs, 1 LPIS; AM actions: primary bleed and feed, a counterpart test to PACTEL