Russia: Critical and Subcritical Assembly Table


 

Location	Operator	Unit	Type/s	Fuel enrichment (composition, form)	Power	Operational
Dimitrovgrad-10	Scientific Research Institute of Atomic Reactors (SRIAR)	FM (critical test facility)	model of  MIR-M1 reactor	90% HEU (UO2  + Al, tubes)	100W	Yes
		FM-SM-2 (critical test facility)	model of  SM-3 reactor	90% HEU (UO2, rods)	100W	Yes
Elektrostal, Moscow Oblast	Machine Building Plant (MSZ or Elemash)	STEND-1 (critical assembly)			2kWt	No
		STEND-2 (critical assembly)			2kWt	Yes
		STEND-3 (critical assembly)			2kWt	Yes
		STEND-4 (critical assembly)			500Wt	Yes
		STEND-5 (critical assembly)			500Wt	Yes
		STEND-6 (critical assembly)			500Wt	No
		STEND-7 (critical assembly)			700Wt	No
Gatchina	St. Petersburg Institute of Nuclear Physics	FM PIK (critical test facility)	model of PIK reactor	90% HEU	100Wt	Yes
		BIOR (critical assembly)				No
Moscow	Scientific Research and Design Institute of Power Engineering (NIKIET)	SO-2M (subcritical assembly)				---
		FS-2 (subcritical assembly)				---
		FS-4 (subcritical assembly)				---
		FS-5 (subcritical assembly)				---
Moscow	Institute of Theoretical and Experimental Physics (ITEF)	MAKET (critical assembly)	heavy water	uranium	1000W	Yes
Moscow	Kurchatov Institute (Russian Research Center)	UG (critical assembly)	uranium-graphite, channel type	90% HEU	100Wt	No
		RBMK-K (critical assembly)	uranium- graphite, channel type	2% enriched U (UO2)	30W	Yes
		Mayak (critical assembly)	uranium-water	UAl alloy	100W	No
		SF-1 (critical assembly)	uranium-water	90% HEU	100W	Yes
		SF-3 (critical assembly)	uranium-water	90% HEU (UZr alloy),  21% HEU (UO2)	100Wt	No; shut down in 1993
		SF-5 (critical assembly)	uranium- zirconium- hydride	24% and 36% HEU	100Wt	No; shut down in 1993
		SF-7 (critical assembly)	uranium-water	80% HEU (UZr alloy)	100Wt	Yes
		Kvant   (critical assembly)	uranium-water	90% HEU	1000W	Yes
		Astra (critical assembly)	uranium-graphite	21% HEU (UO2)	100W	Yes
		V-1000 (critical assembly)	uranium-water	up to 4.4% enriched U (UO2)	200W	No; shut down in 1998
		Iskra (critical assembly)	uranium-water	90% HEU (UAl alloy, uranium nitride)	199W	Yes
		Grog (critical assembly)	uranium-graphite	7% and 10% enriched U (UO2)	100W	Yes
		P (critical assembly)	uranium-water	2.0%, 2.4% 3%, 3.6%, 4.4%, 6.5%,  and 10% enriched U (UO2)	200W	Yes
		Efir-2M (critical assembly)	uranium-water	90% HE U, (UO2  and Al)	100W	Yes
		Delta (critical assembly)	uranium-water	80% and 90% HEU (UO2)	100W	Yes
		Nartsiss M2   (critical assembly)	uranium- zirconium-hydride	96% HEU (UO2)	10W	Yes
		FM MR (critical assembly)	water-beryllium	90% HEU (UAl alloy, tubes)	1000W	No
		Garantiya-2 (subcritical assembly)				---
		RBMK (subcritical assembly)				---
		VVER (subcritical assembly)				---
Moscow	Bauman Moscow Technological University	subcritical assembly		---	---	---
Moscow	Moscow Engineering and Physics Institute (MIFI)	VVER (subcritical assembly)	uranium-water			Yes
		RBMK (subcritical assembly)	uranium-graphite			Yes
		VTGR (subcritical assembly)	uranium-graphite			Yes
		UV-1 (subcritical assembly)	uranium-water			Yes
		UV-2 (subcritical assembly)	uranium-water			Yes
		UG (subcritical assembly)	uranium-graphite			Yes
Moscow	Krasnaya Zvezda State Enterprise	Stena 111 (subcritical assembly)				No
		U-379 (subcritical assembly)				No
Moscow	Moscow Power Engineering Institute (MPEI)	subcritical assembly				---
Moscow	All-Russian Research Institute of Chemical Technology (VNIIKhT)	SO-2M (subcritical assembly)				---
Moscow Oblast	Tsentrgeologiya Geological Production Association	subcritical assembly				---
Nizhniy Novgorod	Afrikantov Experimental Machine Building Design Bureau (OKBM)	659 (critical assembly)			100Wt	Yes
		659-L (critical assembly)				No
		1120 (critical assembly)				No; shut down in 1996
		1125 (critical assembly)			600Wt	Yes
Obninsk	Institute of Physics and Power Engineering (IPPE)	AMBF-2 (critical assembly)		2% enriched U (magnesium intermetallic)	100Wt	Yes
		BFS-1 (critical assembly)		U, Pu, UO2	200Wt	Yes
		BFS-2 (critical assembly)		U, Pu, UO2	100W	Yes
		BR-1 (critical assembly)		90% HEU	50Wt	Yes
		FG-5 (critical assembly)			100Wt	No
		FS-1M (critical assembly)		90-97% HEU	2W	Yes
		Grot-2 (critical assembly)				No
		K-1 (critical assembly)				No
		KOBR (critical assembly)			300Wt	No
		MATR-2 (critical assembly)	uranium-water		400Wt	Yes
		PS-2 (critical assembly)	---		200W	Yes
		RF-GS (critical assembly)		90% HEU (uranyl nitrate solution)	10Wt	Yes
		SGO (critical assembly)		90% HEU (UO2, UBe, rods)	100W	No; shut down in 1994
		Strela (critical assembly)		90% HEU (UN)	100Wt	No
		SUPR (critical assembly)
		T-2 (critical assembly)		90%  HEU	2W	No
		V-1M (critical assembly)				---
		UKS-1M (critical assembly)	fast-pulsed	HEU	---	Yes
Podolsk	Gidropress Experimental Design Bureau (OKB Gidropress)	Low Pressure Seven Assembly Hydrodynamic Test Facility				---
		High-Pressure Seven-Assembly Hydrodynamic Test Facility
		VVER-440
		VVER-1000
		Critical Heat Flow Test Facility
Sarov  (Arzamas-16)	All-Russian Scientific Research Institute of Experimental Physics (VNIIEF)	FKBN-2M	Facility for criticality and solid core testing "critical mass stand"			Yes
Sosnovyy Bor	Scientific Research Technological Institute (NITI)	KM-1 (critical assembly)	VVR			No
		KV-1 (critical assembly)	VVR			Yes
		KV-2 (critical assembly)	VVR
Snezhinsk	All-Russian Scientific Research Institute of Technical Physics (VNIITF)	critical mass stand	---	---	---	---
St. Petersburg	Admiralteyskiye Verfi Shipyard	critical assembly	---	---	---	---
St. Petersburg	Krylov Shipbuilding Research Institute (Central Scientific Research Institute --TsNII)	G-1 (critical assembly)			200Wt	No
		MER (critical assembly)			200Wt	No
		subcritical assembly				---
St. Petersburg	St.Petersburg Institute of Machine Building (PIMASH)	subcritical assembly	uranium-water			---
Zarechnyy	Scientific Research and Design Institute of Power Engineering (NIKIET), Sverdlovsk Branch	FS-2 (critical assembly)				---
		FS-4 (critical assembly)				---
		FS-5 (critical assembly)				---

Key:
---   = information not available
NA = not applicable 

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Last updated 13 November 2001
Comments or questions? Contact Kenley Butler at MIIS CNS: Kenley.ButlerATmiis.edu

This material is produced independently for NTI by the Center for Nonproliferation Studies at the Monterey Institute of International Studies and does not necessarily reflect the opinions of and has not been independently verified by NTI or its directors, officers, employees, agents. Copyright © 2003 by MIIS.

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