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Peak shaving
Peak shaving is a load management technique in power engineering that cuts a customer's maximum electricity demand, typically by discharging a battery, to lower demand charges and relieve grid stress.
Pearl GTL
Pearl GTL is the world's largest gas-to-liquids plant, at Ras Laffan Industrial City in Qatar, developed by Shell and QatarEnergy and producing 140,000 barrels per day.
Pearl North Field Gas Pipelines
The Pearl North Field gas pipelines are two subsea pipelines carrying sour gas from Qatar's North Field to the Pearl GTL plant at Ras Laffan, operating since 2011.
PEB (building energy performance requirement)
PEB, in Dutch EPB (Energy Performance and Indoor Climate), is the family of building energy performance requirements imposed in Belgium's three regions on new construction and renovation.
Pebble-bed modular reactor
The Pebble-bed modular reactor was a South African high-temperature gas-cooled reactor design developed by Eskom's PBMR company, funded from the mid-1990s until 2010, and revived in 2025.
Pebble-bed reactor
A pebble-bed reactor is a high-temperature gas-cooled nuclear reactor in which fuel pebbles circulate through the core while helium carries heat away, allowing refueling without shutdown.
Pecém FSRU
The Pecém FSRU was Brazil's first LNG import terminal, a floating regasification unit at the Port of Pecém, Ceará, operated by Petrobras from 2009 to 2023.
Pechora GRES power station
Pechora GRES (Печорская ГРЭС) is a 1,060 MW thermal power station near Pechora in the Komi Republic, Russia, the republic's largest, supplying about 40 percent of its electricity.
PECO (utility)
PECO Energy Company, commonly called PECO, is an Exelon-owned utility founded in 1902 that delivers electricity and natural gas to about 1.6 million customers in Philadelphia and southeastern Pennsylvania.
PEDOT:PSS organic thermoelectrics
PEDOT:PSS organic thermoelectrics concern PEDOT:PSS, a water-processable conducting polymer blend and benchmark p-type organic thermoelectric with reported zT around 0.42, used in flexible, printed, and wearable generators.
Pegadapalli (Jaipur Mandal) power station
Pegadapalli power station, also called the Singareni Thermal Power Plant (STPP), is a coal-fired power station in Mancherial district, Telangana, India, owned by Singareni Collieries.
Pegaga Oil and Gas Field
Pegaga is a natural gas field in Block SK320, offshore Sarawak, Malaysia, about 250 km northwest of Bintulu, discovered in 2013 and producing since March 2022.
Peixe Angical Hydroelectric Plant
Peixe Angical Hydroelectric Plant (Usina Hidrelétrica Peixe Angical) is a hydroelectric power station on the Tocantins River in Brazil, operating since 2006 with 498.75 MW installed capacity.
Pelabuhan Ratu power station
Pelabuhan Ratu power station (PLTU Pelabuhan Ratu, Jawa Barat 2) is a 1,050 MW coal-fired power plant at Sukabumi, West Java, owned by PLN and commissioned in 2013.
Pelamis wave energy converter
The Pelamis wave energy converter was a floating, articulated wave energy device that in 2004 became the first offshore wave converter to supply a national grid.
Pelican Lake (Alberta oil project)
Pelican Lake is a heavy crude oil field in north-central Alberta, Canada, discovered in 1978 and known as the first successful polymer flood in heavy oil.
Pelican South
Pelican South is a natural gas field in the Neptun Deep block, about 160 km offshore in the Romanian sector of the Black Sea, discovered in 2014.
Pelindaba
Pelindaba is South Africa's main nuclear research site west of Pretoria, where Necsa operates the SAFARI-1 reactor and once ran the country's secret nuclear weapons program.
Pellet-cladding interaction
Pellet-cladding interaction (PCI) is a nuclear fuel failure mechanism in which expanding fuel pellets and iodine crack reactor cladding, a major reliability issue of the 1970s.
Pelton wheel
The Pelton wheel, also called the Pelton turbine, is an impulse-type water turbine Lester Allan Pelton invented in the California gold fields in the 1870s, best suited to high head and low flow.
Pelyatkinskoye Gas and Condensate Field
Pelyatkinskoye Gas and Condensate Field (Пеляткинское месторождение) is a gas field in Krasnoyarsk Territory, Russia, supplying about 80 percent of the gas produced on Taimyr for Norilsk.
Pembina Gas Infrastructure
Pembina Gas Infrastructure is a western Canadian natural gas processing company created in 2022, owned 60 percent by Pembina Pipeline and 40 percent by Apollo funds.
Pembina Oil and Gas Field
The Pembina Oil and Gas Field is a giant light-oil field in west-central Alberta, about 113 km southwest of Edmonton. Discovered in 1953, it became Canada's largest conventional oilfield.
Pembroke power station
Pembroke power station is a combined-cycle gas turbine plant at Pembroke, Pembrokeshire, Wales, owned by RWE; opened in 2012, its 2,181 MW makes it one of Europe's largest and most efficient.
Pemex
Pemex, also known as Petróleos Mexicanos, is Mexico's state-owned oil and gas company, created in 1938 after the national oil expropriation to explore, produce, refine, and sell fuels.
Pendopo Oil and Gas Field
The Pendopo Oil and Gas Field is a conventional oil and gas field in South Sumatra, Indonesia, operated by PT Pertamina EP and producing since the 1920s.
Pengerang Co-generation plant
The Pengerang Co-generation Plant is a natural gas-fired cogeneration plant built by PETRONAS at the Pengerang Integrated Complex in Johor, Malaysia, supplying steam and about 1,220 MW of power.
Pengerang Johor LNG Terminal
The Pengerang Johor LNG Terminal, also called RGT2, is an onshore LNG import and regasification terminal at the Pengerang Integrated Complex in Johor, Malaysia, operating since 2017.
Penglai 19-3 Area 5/10 Oil Field
Penglai 19-3 Area 5/10 Oil Field (蓬莱19-3 5/10区) is an offshore oil field in the Bohai Sea, China, begun in 2023 and operated by CNOOC with ConocoPhillips China.
Pengshui hydroelectric plant
The Pengshui hydroelectric plant (彭水水电站) is a 1,750 MW hydropower station on the lower Wujiang River in Chongqing, China, with its first unit generating power in October 2007 and full completion in 2009.