VVER-440
E1007077
VVER-440 is a Soviet-designed pressurized water reactor (PWR) model widely used in nuclear power plants across Eastern Europe and Finland.
Statements (56)
| Predicate | Object |
|---|---|
| instanceOf |
nuclear reactor design
ⓘ
pressurized water reactor ⓘ |
| application |
district heating at some plants
ⓘ
electricity generation ⓘ |
| containmentType | hermetic compartments with confinement system ⓘ |
| controlRodDriveLocation | top of reactor vessel ⓘ |
| coolant | light water ⓘ |
| coreDiameter | about 2.9 m ⓘ |
| coreHeight | about 2.5–2.6 m ⓘ |
| countryOfOrigin | Soviet Union ⓘ |
| designer | OKB Gidropress NERFINISHED ⓘ |
| earlierVariant | VVER-440/V-230 NERFINISHED ⓘ |
| electricalOutput | 440 MWe ⓘ |
| exportedBy | Soviet Union NERFINISHED ⓘ |
| firstCommercialOperationCountry | Soviet Union GENERATED ⓘ |
| firstGridConnectionYear | 1971 GENERATED ⓘ |
| fuelAssemblyLattice | hexagonal lattice ⓘ |
| fuelEnrichmentRange | typically up to about 3.6–4.4% U-235 ⓘ |
| fuelForm | uranium dioxide ⓘ |
| fuelType | low-enriched uranium ⓘ |
| generation | Generation II ⓘ |
| hasVariant |
VVER-440/V-213
NERFINISHED
ⓘ
VVER-440/V-230 NERFINISHED ⓘ |
| laterVariant | VVER-440/V-213 NERFINISHED ⓘ |
| moderator | light water ⓘ |
| modernLifetimeExtension | up to 50–60 years with upgrades ⓘ |
| netElectricalOutputRange | around 408–440 MWe ⓘ |
| neutronSpectrum | thermal ⓘ |
| numberOfLoops | 6 ⓘ |
| primaryCircuitConfiguration | six-loop design ⓘ |
| primaryCoolantInletTemperature | around 270 °C GENERATED ⓘ |
| primaryCoolantOutletTemperature | around 300 °C GENERATED ⓘ |
| primaryPressure | about 12.5–12.7 MPa GENERATED ⓘ |
| reactorType | PWR ⓘ |
| safetySystems |
containment spray system
ⓘ
emergency core cooling system ⓘ hydrogen recombiners in later upgrades ⓘ |
| steamGeneratorType | horizontal steam generator ⓘ |
| steamPressureSecondarySide | around 4.6–4.8 MPa ⓘ |
| successorModel | VVER-1000 NERFINISHED ⓘ |
| thermalOutput | approximately 1375 MWth ⓘ |
| thermalReactor | true ⓘ |
| typicalDesignLife | 30 years original design life GENERATED ⓘ |
| typicalFuelCycleLength | approximately 12–18 months ⓘ |
| typicalNumberOfFuelAssemblies | 349 GENERATED ⓘ |
| usedInCountry |
Armenia
NERFINISHED
ⓘ
Bulgaria NERFINISHED ⓘ Czech Republic NERFINISHED ⓘ East Germany NERFINISHED ⓘ Finland NERFINISHED ⓘ Hungary NERFINISHED ⓘ Russia ⓘ Slovakia NERFINISHED ⓘ Ukraine ⓘ |
| V-213Features |
improved containment and safety systems
ⓘ
improved emergency core cooling ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Loviisa Nuclear Power Plant