VVR-S Bucharest
VVR-S Bucharest, a research reactor (tank) in Bucharest, Romania, with 2 MW of thermal power, operated by Horia Hulubei National Institute for R&D in Physics & N. Eng. Shut down, first critical in 1957.
It was one of the 5 research reactors Romania has had; 2 remain in operation today. It was the first research reactor in Romania to go critical. 36 tank-type reactors remain in operation today across 23 countries.
- Country
- Romania
- City
- Bucharest
- Type
- Tank
- Thermal power
- 2 MW
- Operator
- Horia Hulubei National Institute for R&D in Physics & N. Eng
- Status
- Shut down
- First criticality
- 1957
See also: every research reactor in Romania · How research reactors work
Data: IAEA RRDB · updated on Sep 3, 2026