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Qinshui CBM Gas Field
The Qinshui CBM Gas Field is a coalbed methane production complex in the Qinshui Basin of Shanxi Province, China, the first commercial high-rank CBM development in the world.
Qinzhou power station
Qinzhou power station (钦州电厂) is a 5,900 MW coal-fired power station in Qinzhou, Guangxi, China, on the coast of the Beibu Gulf, owned by SDIC Power.
Qinzhou-III power station
Qinzhou-III power station (国投钦州电厂三期) is a 4 x 660 MW ultra-supercritical coal-fired power station at Qinzhou Port, Guangxi, China, whose units reached commercial operation between December 2023 and September 2026.
Qitaihe power station
Qitaihe power station, also known as Datang Qitaihe power station, is a 1,900 MW coal-fired power plant in Qitaihe, Heilongjiang, China, owned by Datang International.
Qiyuan Xindongli (启源芯动力)
Qiyuan Xindongli (启源芯动力), formally Shanghai Qiyuan Xindongli Technology, is a Chinese heavy-truck battery-swap operator founded in Shanghai in 2020 under SPIC, China's largest, with over 1,800 stations and controlled by CATL since 2026.
Qua Iboe
Qua Iboe is a Nigerian crude oil export terminal in Akwa Ibom State, opened in the 1970s by Mobil, and the light sweet crude grade it ships.
Quad Cities nuclear power plant
The Quad Cities Generating Station is a two-unit nuclear power plant in Cordova, Illinois, on the Mississippi River, operating since 1972 and run by Constellation Energy Generation.
Quaise Energy
Quaise Energy is an American energy company spun out of MIT in 2018 that is developing millimeter wave drilling to reach superhot geothermal resources deeper than mechanical drills can go.
Quaker State (motor oil)
Quaker State is an American brand of motor oil and automotive lubricants, founded by Pennsylvania crude oil producers, merged with Pennzoil in 1998, and owned by Shell since 2002.
Quang Ninh power station
Quang Ninh power station (Nhà máy Nhiệt điện Quảng Ninh) is a 1,200 MW coal-fired power station in Hạ Long City, Quảng Ninh province, Vietnam, operating since 2009.
Quantum dot solar cell
A quantum dot solar cell (QDSC) is a third-generation photovoltaic device using semiconductor nanocrystals whose size-tuned bandgaps absorb different parts of the solar spectrum, with certified efficiencies reaching 18.1%.
QuantumScape
QuantumScape is a San Jose, California battery company founded in 2010 that develops anode-free solid-state lithium-metal battery cells for electric vehicles, licensed to Volkswagen's PowerCo.
Quartz Mountain (solar farm)
Quartz Mountain is the name of a solar farm with no verifiable record; the nearest namesake is the 120 MW North Fork plant near Quartz Mountain State Park in Hobart, Oklahoma.
Quasi-isodynamic stellarator
A quasi-isodynamic stellarator is a type of optimized stellarator, a magnetic-confinement fusion device that minimizes heat losses and produces zero bootstrap current, tested by Wendelstein 7-X and favored in recent reactor concepts like Stellaris.
Quasi-symmetric stellarator
A quasi-symmetric stellarator is a stellarator whose magnetic field strength is approximately symmetric in one direction, reducing particle losses to tokamak-like levels; the HSX experiment first tested it.
Quasi-Z-source inverter
The quasi-Z-source inverter is a single-stage DC-to-AC converter that boosts and inverts in one stage, introduced by Anderson and Peng in 2008 for photovoltaic and fuel-cell uses.
Quecreek Mine
Quecreek Mine was an underground bituminous coal mine in Somerset County, Pennsylvania, where nine miners were trapped by flooding in July 2002 and rescued alive 77 hours later.
Queensland Curtis LNG Terminal
Queensland Curtis LNG (QCLNG) is a coal seam gas-fed LNG plant and export terminal on Curtis Island near Gladstone, Queensland, operated by Shell with 8.5 million tonnes annual capacity.
Quesqui Oil and Gas Field
Quesqui is a giant onshore gas and condensate field in Huimanguillo, Tabasco, Mexico, discovered by Pemex in 2019 and announced as Mexico's biggest oil discovery since 1987.
QUEST (tokamak)
QUEST is a medium-sized spherical tokamak at Kyushu University in Kasuga, Fukuoka, Japan, operating since 2008 and known for fully non-inductive discharges lasting up to nearly two hours.
Questar Gas Company
Questar Gas Company was a natural gas utility based in Salt Lake City, Utah, serving about 1.2 million customers until Enbridge acquired it in 2024.
Quezon power station
The Quezon power station is a 460-MW pulverized coal-fired power plant in Mauban, Quezon, Philippines, operating since 2000 and notable as the country's first Build-Own-Operate power project.
Quick Charge
Quick Charge (QC), also known as Qualcomm Quick Charge, is a proprietary fast-charging technology developed by Qualcomm that lets devices negotiate higher voltage over USB, powering over a billion devices.
Quidnet Energy
Quidnet Energy is a Houston-based company founded in 2013 that develops Geomechanical Pumped Storage (GPS), storing pressurized water underground and releasing it through a hydroelectric turbine.
Quifa Oil Field
Quifa Oil Field is a heavy-oil field in the Llanos Orientales basin of eastern Colombia, operated by Frontera Energy with Ecopetrol since commercial viability in 2010.
Quinone flow battery
A quinone flow battery is a redox flow battery whose energy-storing electrolytes are quinones, organic molecules built from earth-abundant elements, first demonstrated at Harvard in 2014 and now being commercialized by Quino Energy.
Quintero LNG Terminal
The Quintero LNG Terminal is a liquefied natural gas import and regasification terminal on Quintero Bay, about 160 km northwest of Santiago, Chile, opened in 2009.
Qujing power station
Qujing power station (曲靖电厂), also known as SDIC Qujing Power Generation, is a 1,200 MW coal-fired power station in Qujing, Yunnan, China, with four 300 MW units.
Qurayyah CC power plant
The Qurayyah CC power plant is a gas-fired combined cycle power station at Qurayyah in Saudi Arabia's Eastern Province, with a capacity of 4,600 MW.
Qurayyah II power plant
The Qurayyah II power plant is a natural-gas-fired combined cycle plant at Qurayyah in Saudi Arabia's Eastern Province, with capacity reported between about 3,230 and 3,828 MW.