Pressurised Water Reactor (PWR)

URI: https://gptkb.org/entity/Pressurised_Water_Reactor_(PWR)

GPTKB entity

Statements (97)

Predicate	Object
gptkbp:instanceOf	gptkb:nuclear_reactor
gptkbp:advantage	proven technology stable operation
gptkbp:alternativeTo	gptkb:RBMK_reactor gptkb:Boiling_Water_Reactor_(BWR) gptkb:Advanced_Gas-cooled_Reactor_(AGR) gptkb:CANDU_reactor
gptkbp:commercialUse	gptkb:Shippingport_Atomic_Power_Station
gptkbp:control_rods	boron steel
gptkbp:coolant_flow_direction	upward through core
gptkbp:coolant_pressure	~155 bar
gptkbp:coolant_radioactivity	low in primary circuit none in secondary circuit
gptkbp:coolant_temperature_(inlet)	~290°C
gptkbp:coolant_temperature_(outlet)	~325°C
gptkbp:coolingSystem	gptkb:water
gptkbp:features	containment building emergency core cooling system pressurizer
gptkbp:first_commercial_use_year	1957
gptkbp:foundIn	gptkb:Argentina gptkb:Armenia gptkb:Belgium gptkb:Brazil gptkb:Bulgaria gptkb:China gptkb:Czech_Republic gptkb:Finland gptkb:France gptkb:Germany gptkb:Hungary gptkb:India gptkb:Iran gptkb:Japan gptkb:Mexico gptkb:Netherlands gptkb:Pakistan gptkb:Romania gptkb:Russia gptkb:Slovakia gptkb:Slovenia gptkb:South_Africa gptkb:South_Korea gptkb:Spain gptkb:Sweden gptkb:Switzerland gptkb:Taiwan gptkb:Turkey gptkb:Ukraine gptkb:United_Arab_Emirates gptkb:United_Kingdom gptkb:United_States
gptkbp:fuelType	enriched uranium mixed oxide (MOX)
https://www.w3.org/2000/01/rdf-schema#label	Pressurised Water Reactor (PWR)
gptkbp:inventedBy	gptkb:Westinghouse_Electric_Corporation
gptkbp:largest_fleet	gptkb:France
gptkbp:main_application	electricity generation naval propulsion
gptkbp:main_disadvantage	complex systems high pressure operation
gptkbp:manufacturer	gptkb:Doosan gptkb:General_Electric gptkb:China_National_Nuclear_Corporation gptkb:Korea_Hydro_&_Nuclear_Power gptkb:Areva gptkb:Rosatom gptkb:Hitachi gptkb:Siemens gptkb:Toshiba gptkb:Westinghouse gptkb:Framatome gptkb:Mitsubishi_Heavy_Industries
gptkbp:moderator_temperature_coefficient	negative
gptkbp:number_of_loops	2 to 4
gptkbp:number_of_reactors_worldwide	over 300
gptkbp:percentage_of_world_nuclear_reactors	about 70%
gptkbp:primary_circuit_pressure	high
gptkbp:reactor_core	hexagonal or square lattice
gptkbp:reactor_pressure_vessel	present
gptkbp:reactorType	light water reactor thermal neutron reactor
gptkbp:secondary_circuit_fluid	gptkb:water
gptkbp:secondary_circuit_pressure	lower ~60 bar
gptkbp:secondary_circuit_temperature	~275°C
gptkbp:steam_generator	present
gptkbp:steam_generator_tubes	U-tube design
gptkbp:thermal_efficiency	about 33%
gptkbp:used_in_icebreakers	yes
gptkbp:used_in_nuclear_aircraft_carriers	yes
gptkbp:used_in_nuclear_submarines	yes
gptkbp:uses_moderator	gptkb:water
gptkbp:wasteType	spent nuclear fuel low and intermediate level waste
gptkbp:bfsParent	gptkb:Advanced_Gas-cooled_Reactor_(AGR)
gptkbp:bfsLayer	7