Basic Parameters of the Power Unit
| Name of the characteristic | Value |
|---|---|
| 1. Lifespan: - steam-generating nuclear equipment |
60 years |
| 2. Power unit output, MW: - electric (gross) - electric (net) - thermal |
1.158*) MWE 1.078 MWe 3.200 MWt |
| 3. Unit heat extraction output | <300*) MWt |
| 4. Minimum coefficient of installed output utilization | > 90% |
| 5. Demand of electric power for own consumption (including consumption for re-circulating water supplies and construction needs) |
7,0*)% |
| 6. Specific heat consumption (gross) | 9.932,8*) kJ/kWh |
| 7. Efficiency of the power unit during turbine operation in condensing operating mode: - gross - net |
36,2*)% 33,7*)% |
| 8. Non-scheduled automatic reactor scram (less than 1/year) |
<0,5 |
| 9. Maximum duration of scheduled outages (refueling, scheduled activities, scheduled repairs) within seven years of operation (the period between two large repairs involving dismantling of the turbine equipment is 8 years at the most) |
4 x 16 days 2 x 24 days 1 x 30 days |
| 10. Maximum duration of scheduled maintenance outages (involving dismantling of the turbine equipment) performed every 8 years | 40 days |
| 11. Number of operating staff (nominal), workers/MW | 0,35 |
| 12. Maximum calculation depth of fuel burn-out, average per fuel assembly, for the stationary fuel reload mode | 60 MWd/kgU |
| 13. Duration of fuel campaign | 4 years |
| 14. Period of refueling | 12 months |
| 15. Main coolant parameters: Primary circuit: - temperature at core input, - temperature at core output, - flow rate through reactor, - pressure at reactor output. Secondary circuit: - steam pressure at SG output, - steam efficiency of SG, - temperature of feed water, - steam wetness at SG output. |
298,2° С 328,9° С 86.000 m3/hr 16,2 MPa 7,0 MPa 1602 t/hr 225° С < 0,2% |
| 16. General probability of: - core damage - excess of the limit environmental impact criteria in case of serious accidents - total frequency of conditions resulting in serious damage to fuel and containment tightness |
<5,8x10-7 <2,0x10-8 <3.7x10-9 |
| 17. Reactor hall double containment: Outer protective steel-concrete containment (resistant to crash of a military or civil aircraft - as required) - inner diameter, - height of dome, - thickness (cylindrical part/dome) Inner steel-concrete containment with adjustable pre-tensioning - inner diameter, - height of dome, - thickness (cylindrical part/dome), - calculating overpressure, - calculating temperature. |
50,0 m 70,2 m 0,8/0,6 m 44,0 m 67,6 m 1,2/1,0 m 0,4 MPa 150° С |
| 18. Emergency air cleaning system of containment interspace from radioactive leakage assures purification, at least: - elementary iodine, - organic iodine, - aerosols. |
99,9% 99% 99,99% |
*) The parameters will be specified with respect to the turbine island technology chosen by the customer.