20.09.2014 

The Novovoronezh NPP: on September 20, 2014 the power unit ?4 stopped for scheduled maintenance

On September 20, 2014 the Novovoronezh NPP power unit ?4 was stopped for scheduled maintenance (SM) and reloading of nuclear fuel.

During the outage medium repair of the reactor plant with its core reboot are to be done. Overhaul and repair of steam generators, the main circulation pumps current repairs, the average repair of turbine department capital equipment, major overhaul of turbine generator TG ?11 with the replacement of the rotor are to be performed. Repair of security systems is to be done.

On September 20, 2014 at 6:04 the turbine generator TG ?13 of the power unit ?5 was plugged in after the completion of overhaul and replacement of the condenser. On September 21, 2014 at 9:05 the Novovoronezh NPP power unit ?5 was displayed on 100% power level.

There are power units ?3 and ?5 operating in a given mode at the moment at the Novovoronezh NPP.

Average values of a radiation background in settlements of a 30-km zone round the Novovoronezhskaya nuclear power plant corresponded to level of natural background values, characteristic for the Central European Part of Russia.

Current information about a radiation situation near the nuclear power plant in Russia and other objects of the nuclear industry is provided on a site www.russianatom.ru.

The Novovoronezhskaya nuclear power plant is a branch of JSC "Concern Rosenergoatom". The station is located on the bank of the Don River in 42 km to the south of Voronezh. It is the Russia's first nuclear power plant with VVER reactors (water-to-water power reactors of case type with regular water under pressure). Each of five reactors of station is head – a prototype of serial power reactors: the power unit No. 1 with the VVER-210 reactor, the power unit No. 2 with the VVER-365 reactor, No. No. 3, 4 power units with VVER-440 reactors, the power unit No. 5 with the VVER-1000 reactor. The first power unit was launched in 1964, the second – in the 1969, third – in the 1971, fourth – the 1972, fifth – 1979.

There are three power units (power units (No No 1, 2 we're stopped in 1984 and 1990 years respectively) on work at the moment.



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