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Jixi hydroelectric plant
Jixi hydroelectric plant, formally the Anhui Jixi Pumped Storage Power Station (安徽绩溪抽水蓄能电站), is a 1,800 MW pumped-storage station in Jixi County, Anhui Province, China, fully operational since 2021.
Jiyang Shale Oil Field
The Jiyang Shale Oil Field is a continental shale oil field in the Jiyang Depression, Bohai Bay Basin, Shandong, China, developed by Sinopec's Shengli Oilfield.
Jiyuan Oil Field
The Jiyuan Oil Field (姬塬油田) is a large one-billion-tonnage oil field in the central Ordos Basin of north-central China, operated by PetroChina's Changqing Oilfield Company.
Jizan IGCC power plant
The Jizan IGCC power plant, also written Jazan IGCC, is an integrated gasification combined cycle complex in Jazan Economic City, southwest Saudi Arabia, generating up to 3.8 GW.
Joanne Oil and Gas Field
Joanne is an oil and gas field in the UK Central North Sea, discovered in 1981 and produced since 1997 through a subsea tieback to the Judy platform.
JODCO
JODCO, formally Japan Oil Development Co., Ltd. (ジャパン石油開発株式会社), is a Japanese oil exploration and production company wholly owned by INPEX, developing crude oil fields in Abu Dhabi since 1973.
Joetsu LNG Terminal
The Joetsu LNG Terminal is an LNG import and regasification terminal at Naoetsu Port in Joetsu, Niigata Prefecture, Japan, owned by JERA and serving the adjacent Joetsu Thermal Power Station.
Joetsu thermal power station
Joetsu thermal power station (上越火力発電所) is the shared name of two LNG-fired combined-cycle power stations in Joetsu, Niigata Prefecture, Japan, built by Chubu and Tohoku Electric Power.
Johan Castberg Oil and Gas Field
Johan Castberg is an oil field in the Norwegian Barents Sea operated by Equinor, producing since March 2025 and the northernmost field on the Norwegian shelf.
Johan Sverdrup (oil field)
Johan Sverdrup is a giant oil field on the Utsira High in the Norwegian North Sea, discovered in 2010 and operated by Equinor, producing since 2019.
Johan Sverdrup Oil and Gas Field
Johan Sverdrup is a giant oil field in the central North Sea, 160 kilometers west of Stavanger, operated by Equinor and producing about one third of Norway's oil.
Johan Sverdrup Oil Pipeline
The Johan Sverdrup Oil Pipeline is a 283-kilometer crude oil pipeline in the North Sea connecting the Johan Sverdrup field to the Mongstad terminal near Bergen, Norway, in service since 2019.
Johanna Este Oil and Gas Field
Johanna Este is an oil field in Ecuador's Sucumbíos province, discovered in 2015 and operated by Andes Petroleum, producing over 10,000 barrels per day by 2016.
John D. McDonald
John D. McDonald is an American electric power engineer, a pioneer of grid automation and smart grid development elected to the National Academy of Engineering in 2022.
John Day Dam
John Day Dam is a federal hydroelectric and navigation dam on the Columbia River near Rufus, Oregon, built by the U.S. Army Corps of Engineers and completed in 1971.
John E. Gray
John E. Gray, also known as John Edmund Gray, was an American chemical engineer who managed the Shippingport Atomic Power Station and was elected to the National Academy of Engineering in 1992.
John J. Taylor
John J. Taylor (1922–2013) was an American nuclear engineer who designed radiation shields for the first nuclear submarine, USS Nautilus, and led EPRI's nuclear power division.
John Joseph Paserba Jr.
John Joseph Paserba Jr. is an American electric power engineer and president and CEO of Southern States, LLC, elected to the National Academy of Engineering in 2025.
John L. Gidley
John L. Gidley (1924–2009) was an American petroleum engineer at Exxon, elected to the National Academy of Engineering in 1994 for advances in well stimulation.
John L. Lewis
John L. Lewis, born John Llewellyn Lewis, was an American labor leader who led the United Mine Workers from 1920 to 1960 and founded the CIO.
John M. West
John M. West (1920–2004) was an American nuclear engineer and Manhattan Project veteran who led Combustion Engineering's nuclear division and pioneered the boiling-water reactor program.
John R. Kiely
John R. Kiely (1906–1996) was an American civil engineer at Bechtel who directed the Churchill Falls hydroelectric project and chaired the joint venture that built BART.
John W. Kalb
John W. Kalb was an electric-power engineer at the Ohio Brass Company of Barberton, Ohio, known for full-scale switching-surge and lightning-arrester research on extra-high-voltage transmission lines in the 1960s.
John W. Turk, Jr. Power Plant
The John W. Turk, Jr. Power Plant is a 600-megawatt coal-fired power station near Fulton, Arkansas, owned by SWEPCO and the first ultra-supercritical unit in the United States.
Johnsonville Fossil Plant
Johnsonville Fossil Plant was a coal-fired power plant operated by the Tennessee Valley Authority near New Johnsonville, Tennessee, generating its first electricity in 1951 and its last in 2017.
Joint Center for Energy Storage Research
The Joint Center for Energy Storage Research (JCESR) was a Department of Energy hub led by Argonne that worked on beyond-lithium-ion batteries from 2012 to 2023.
Joint Convention on the Safety of Spent Fuel Management and on the Safety of Radioactive Waste Management
The Joint Convention on the Safety of Spent Fuel Management and on the Safety of Radioactive Waste Management is a 1997 IAEA treaty on civilian nuclear waste.
Joint European Torus
The Joint European Torus (JET) is a tokamak fusion research facility at Culham, Oxfordshire, which set a record 69 megajoules of fusion energy before its final plasma in 2023.
Joliet 29 Generating Station
Joliet 29 Generating Station is a retired two-unit steam power plant on the Des Plaines River in Joliet, Illinois, coal-fired from 1965 and converted to natural gas in 2016.
Jolt Energy
Jolt Energy is a Dublin and Munich-based charge point operator founded by Maurice Neligan, offering battery-buffered urban chargers delivering up to 320 kW, adding up to 100 km of range in five minutes.