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PULSTAR
PULSTAR is a 1-megawatt pool-type nuclear research reactor at North Carolina State University in Raleigh, operating since 1972 and used for research, education, and operator training.
Pulverized coal combustion
Pulverized coal combustion (PCC) burns coal ground to a fine powder and blown with air into a furnace, and is the dominant technology for coal-fired power generation worldwide.
Pump as turbine
A pump as turbine (PAT) is a standard hydraulic pump operated in reverse so pressurized water drives the impeller, turning the motor into a generator for micro-hydropower.
Pumped thermal electricity storage
Pumped thermal electricity storage (PTES), also called pumped heat energy storage (PHES), stores grid electricity as heat in cheap materials like rocks or molten salts, then reconverts it with a heat engine.
Pumped-storage hydroelectricity
Pumped-storage hydroelectricity (PSH), also known as pumped hydro storage, is a form of hydroelectric energy storage that pumps water uphill and releases it through turbines to generate power.
Pumpjack
A pumpjack, also known as a horsehead pump or nodding donkey, is the surface machine that drives a plunger pump to lift oil from a well.
Puna Geothermal Venture
Puna Geothermal Venture (PGV) is a geothermal power plant in the Puna District of Hawaii Island, the state's only geothermal plant, opened in 1993 and owned by Ormat Technologies.
Punatsangchhu II hydroelectric plant
Punatsangchhu-II Hydroelectric Project is a 1,020 MW run-of-the-river plant on the Punatsangchhu river in western Bhutan, funded jointly by Bhutan and India and inaugurated in November 2025.
Punga-Ukhta-Gryazovets Gas Pipeline
The Punga-Ukhta-Gryazovets Gas Pipeline is a Gazprom-owned Russian natural gas trunkline running from Punga through Ukhta to Gryazovets, carrying West Siberian and Yamal gas into Russia's northern corridor since 1981.
Punjab State Power Corporation Limited
Punjab State Power Corporation Limited (PSPCL) is the state-owned utility that generates and distributes electricity in Punjab, India, formed in 2010 from the Punjab State Electricity Board.
Punta Europa LNG Terminal
Punta Europa LNG Terminal is an LNG export terminal on Bioko Island, Equatorial Guinea, operated as EG LNG, which shipped its first cargo in 2007.
Punto di Scambio Virtuale
Punto di Scambio Virtuale (PSV) is the virtual trading hub of the Italian natural gas market, established in 2003 and managed by Snam Rete Gas.
Puqi Xianning power station
Puqi Xianning power station is a 4,660 MW coal-fired power station in Chibi, Hubei, China, owned by China Resources Power and built between 2004 and 2025.
PUREX process
The PUREX process, developed in the early 1950s, is a solvent extraction method that recovers uranium and plutonium from spent nuclear fuel using tributyl phosphate.
Purpe-Samotlor Oil Pipeline
The Purpe-Samotlor oil pipeline (нефтепровод «Пурпе — Самотлор») is a 429-km trunk crude oil pipeline in western Siberia, Russia, built for Transneft and commissioned in October 2011.
Pushihe hydroelectric plant
The Pushihe hydroelectric plant (蒲石河抽水蓄能电站) is a 1,200 MW pumped-storage station in Kuandian County, Liaoning, China, the first large pumped-storage plant in Northeast China, fully operational by September 2012.
Putaohua Oil Field
Putaohua Oil Field (葡萄花油田) is an oil field in the southern Daqing placanticline of the Songliao Basin in northeastern China, producing from the Putaohua reservoir.
Puyang Longfeng power station
Puyang Longfeng power station (濮阳市热电厂) is a 1,200 MW coal-fired power and heat station on Huagong Road in Puyang, Henan, China, owned by Henan Investment Group.
PV Tech
PV Tech is a trade publication covering the global solar photovoltaic supply chain, launched in 2009 by London-based Solar Media Limited and known for its PV ModuleTech Bankability Ratings.
Pyakyakhinskoye Oil and Gas Field
The Pyakyakhinskoye field is an oil and gas condensate field in the Yamal-Nenets Autonomous District of northern West Siberia, Russia, operated by LUKOIL and producing since 2016.
Pyeongtaek power station
Pyeongtaek power station (평택화력발전소) is an 871 MW natural gas-fired power station in Pyeongtaek, South Korea, owned by Korea Western Power; it opened as an oil-fired plant in 1980.
Pyotr S. Neporozhny
Pyotr S. Neporozhny, also known as Pyotr Stepanovich Neporozhny, was a Soviet power engineer who led the Ministry of Power and Electrification from 1962 to 1985.
Pyrenees Oil and Gas Field
The Pyrenees Oil and Gas Field is a group of six offshore oil fields about 45 km northwest of Exmouth, Western Australia, producing since 2010.
Pyroelectric energy harvesting
Pyroelectric energy harvesting converts time-varying temperature into electricity using pyroelectric materials whose polarization changes with temperature, suiting wearables, sensors, and low-grade waste heat below 100 °C.
Pyrolysis
Pyrolysis, also called pyrolytic decomposition, is the thermal decomposition of organic materials in the absence of oxygen, typically at 300 to 800°C, yielding char, bio-oil, and gas.
Pyrolysis oil
Pyrolysis oil, also called bio-oil or py-oil, is the dark brown liquid made by heating biomass or waste without oxygen, used as burner fuel or upgraded into transportation fuels.
Pyrometallurgical recycling
Pyrometallurgical recycling is a battery recycling method that smelts spent lithium-ion batteries above 1200 °C to an alloy, recovering over 95% of cobalt, nickel, and copper.
Pyroprocessing
Pyroprocessing, or electrometallurgical processing, is a family of molten salt reprocessing technologies that treat spent nuclear fuel to recover uranium and transuranic elements for reuse.
Qadirpur Oil and Gas Field
Qadirpur is a large natural gas field in Sindh Province, Pakistan, operated by OGDCL and for years the country's second largest gas field after Sui.
Qarmet
Qarmet (Qarmet JSC) is a Kazakh coal mining and steelmaking company formed in December 2023 from ArcelorMittal Temirtau after fatal mine accidents, employing more than 34,000 people.