31.05.2018
OUTAGE 2018
The shutdown of ANPP Unit 2 for outage 2018, which covers a huge scope of activities to be implemented within the frameworks of the Life Extension Program, is envisaged for June 1, 2018 from 00:00, and the unit is to be re-commissioned after the outage on July 31, 2018 at 24:00. During the scheduled preventive outage the following principal activities are to be performed:
- Intermediate maintenance of WWER-440 reactor facility;
- Current maintenance of № 4 ТVV-220-2А generator ;
- Current maintenance of АТ-1 АТDCN-200000/220/110/35 autotransformer;
- Reactor complete discharge for the vessel inspection;
- Replacement of quick detachable thermal insulation on three loops (1,4,5);
- Replacement of TG-3 generator with excitation system;
- Replacement of ТG-3transformer;
- Replacement of superheater -separator ;
- ТG-3 (turbo-unit) modernization;
- Replacement АZOT-16 system (from primary circuit into secondary circuit leak control system );
- Major overhaul of RCP- 4,5 (reactor coolant pump);
- Inspection of unit №2 SFP lining and its technical condition ;
- Replacement of reactor main joint studs ;
- Replacement of feed water heater ;
- Replacement of cooling pump NR-1;
- Replacement of emergency condensate pumps (2AKN-1,2);
- Replacement of nitrogen-oxygen installation ;
- Replacement of boron pump №3;
- Replacement of plant compressor station;
- Replacement of DGP (diesel-generator plant ) pumps;
- Replacement of SIAZ-3 seismic protection system ;
- Replacement of reactor facility neutron flux sensors ;
- Major overhaul of control system and modernization of turbine №3 К-220-44 in the framework of LTO.
The activities for generator №3 ТVV-220-2А replacement will last till mid November.