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Air bleed (fuel cells)
Air bleed is the injection of a few percent air into the hydrogen stream of a fuel cell anode to oxidize carbon monoxide poisoning the platinum catalyst.
Air circuit breaker
An air circuit breaker (ACB) is a circuit breaker that extinguishes its arc in air, used in main distribution switchgear and once common on high-voltage transmission systems.
Air drilling
Air drilling is a rotary drilling method that uses compressed air rather than water or mud as the circulation medium, typically in hard, dry formations where it drills faster.
Air preheater
An air preheater is a heat-recovery device that transfers heat from a boiler's outgoing flue gas to incoming combustion air, raising efficiency and reducing fuel use. The two main types are recuperative and regenerative.
Air-blast circuit breaker
An air-blast circuit breaker is a high-voltage circuit breaker that interrupts current by blasting compressed air at the arc; invented in 1926, it dominated extra-high-voltage switching until about 1990.
Air-insulated switchgear
Air-insulated switchgear (AIS) is electrical switchgear in which ambient air insulates live conductors from each other and from grounded enclosures, in contrast to gas-insulated switchgear.
Air-source heat pump
An air-source heat pump is a heating and cooling system that moves heat between a building and the outside air, delivering 3 to 4 units of heat per unit of electricity.
Airborne wind energy
Airborne wind energy (AWE), also known as kite power or high-altitude wind energy, uses tethered kites, aircraft, or aerostats to generate electricity from winds far above the reach of tower-mounted turbines.
Aitken Creek Oil and Gas Field
Aitken Creek Oil and Gas Field is an onshore gas field in northeastern British Columbia, discovered in 1959 and home to the province's largest underground gas storage facility.
AJ Lucas Group
AJ Lucas Group is an Australian drilling and energy services company headquartered in Brisbane, providing directional drilling and coal mine gas drainage, and listed on the ASX in 1999.
Ajax Resources
Ajax Resources was a Houston-based oil and gas company formed in 2015 to develop Permian Basin assets in West Texas, sold to Diamondback Energy in 2018.
Ajeel Oil and Gas Field
Ajeel, also spelled Ajil, is an oil and gas field in northern Iraq near Tikrit, discovered in 1977 and suspended in 2015 after the ISIS takeover.
Akacias Oil Field
Akacias Oil Field is a heavy-oil field in the Llanos Basin of Colombia, discovered in 2010 and operated by Ecopetrol in the Meta department, southeast of Bogotá.
Akal Oil and Gas Field
The Akal field is an offshore oil and gas field in the Bay of Campeche, Mexico, discovered in 1976 and operated by Pemex as the main producer of the Cantarell complex.
Akasol
Akasol is a German manufacturer of lithium-ion battery systems for buses, commercial vehicles, rail, and marine applications, based in Darmstadt and owned by BorgWarner since 2022.
Akaysha Energy
Akaysha Energy is an Australian utility-scale battery storage developer, founded in 2021 and owned by BlackRock, best known for the Waratah Super Battery in New South Wales.
Aker BP
Aker BP ASA is a Norwegian oil and gas company on the Norwegian continental shelf, headquartered at Fornebu near Oslo and one of Europe's largest independent listed oil companies.
Aker Solutions
Aker Solutions, formerly Aker Kvaerner, is a Norwegian engineering company serving the global oil and gas industry and energy transition projects, with about 11,800 employees.
Akita LNG Terminal
Akita LNG Terminal (秋田LNG基地) is an LNG import and regasification terminal in Akita Port, Akita City, Japan, owned by Tobu Gas and opened in December 2015 to supply city gas across Akita Prefecture.
AKK Coal Mine
The AKK Coal Mine is an operating opencast coal mine in Bokaro district, Jharkhand, India, worked by Central Coalfields Limited in the East Bokaro coalfield.
Akkas Gas Field
Akkas Gas Field is a natural gas field in Iraq's western Anbar desert, about 30 kilometers from the Syrian border, holding around 5.6 trillion cubic feet of gas.
Akkuyu nuclear power plant
The Akkuyu nuclear power plant is Turkey's first nuclear power plant, a four-unit Rosatom-built station under construction at Akkuyu Bay in Mersin Province on Turkey's Mediterranean coast.
Akon Lighting Africa
Akon Lighting Africa is a for-profit solar electrification initiative launched in February 2014 by the singer Akon, Thione Niang, and Samba Bathily to bring solar power to African villages without electricity.
Akosombo hydroelectric plant
The Akosombo hydroelectric plant is a 1,020 MW hydroelectric station on the Volta River in Ghana, impounded by the Akosombo Dam and operated by the Volta River Authority.
Akpo Oil and Gas Field
Akpo is a deep offshore gas and condensate field in Nigeria's Niger Delta, discovered in 2000 and brought on stream by operator TotalEnergies in March 2009.
Akshabulak Oil and Gas Field
Akshabulak is an oil and gas field in the South Turgay Basin of central Kazakhstan, about 150 km north of Kyzylorda, operated by JV Kazgermunai.
Aksu power station
Aksu power station, also called Aksu GRES, is a coal-fired power station in Aksu, Pavlodar Region, Kazakhstan, one of the country's largest power producers at about 2,450 MW.
Al Aweer H Power and Desalination Station
The Al Aweer H Power and Desalination Station (محطة العوير "H") is a gas-fired power station at Al Aweer, Dubai, owned by DEWA, with 2,825 MW of capacity despite its name.
Al Bunduq Oil and Gas Field
Al Bunduq, also written El Bunduq, is an offshore oil and gas field straddling the maritime boundary between Qatar and Abu Dhabi, discovered in 1965 and producing since 1975.
Al Dhafra solar farm
The Al Dhafra solar farm is a 2 GW solar power plant in Abu Dhabi, United Arab Emirates, inaugurated in 2023 and described as the world's largest single-site solar plant.