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- HabshanHabshan is an area in the southwestern part of the Emirate of Abu Dhabi in the United Arab
- Habshan–Fujairah oil pipelineOil pipeline in the UAE
- Hail Storm HillHail Storm Hill, also known as Cowpe Moss, is the highest point of the Rossendale Valley,
- Haiyang Nuclear Power PlantHaiyang Nuclear Power Plant is a nuclear power plant in Haiyang, Shandong province, China.
- Halogen lampIncandescent lamp variety
- Hanbit Nuclear Power PlantNuclear power plant in South Korea
- Hanul Nuclear Power PlantNuclear power station in South Korea
- Harper LakeHarper Lake is a dry lake located in the Mojave Desert near the small community of Lockhar
- Hassi R'Mel gas fieldLargest gas field in Algeria and one of the largest in the world
- Health and environmental impact of the petroleum industryThe environmental impact of the petroleum industry is extensive and expansive due to petro
- Healy Clean Coal ProjectHealy Clean Coal Project was a clean coal technology demonstration program consisting of a
- Heat exchangerEquipment used to transfer heat between fluids
- Heat pumpSystem that transfers heat from one space to another
- Heat recovery steam generatorEnergy recovery heat exchanger that recovers heat from a hot gas stream
- Heating oilLiquid petroleum product used as a fuel oil for furnaces or boilers
- Heating systemHeating of air in buildings or vehicles
- Heavy crude oilHighly viscous liquid fossil fuel
- Hellisheiði Power StationGeothermal power station in Iceland
- Henry OkahNigerian guerrilla fighter
- HidroAysénHidroAysén (Pronounced: EE-droh EYE-sen Audio [Spanish and English]) was a controversial m
- High Grand Falls Power StationDam in Kibuka Falls, Kenya
- High voltageElectrical potential that is large enough to cause damage or injury
- High-temperature gas-cooled reactorType of nuclear reactor that operates at high temperatures as part of normal operation
- High-voltage direct currentElectric power transmission system
- Higher alkaneAlkanes having nine or more carbon atoms
- Hinduja GroupIndian multinational conglomerate based in Mumbai
- Hinterland energy in GuyanaIn Guyana, the areas outside of the coastal plain are referred to as hinterland. Approxima
- Hirono Thermal Power StationFossil-fuel power station in Hirono, Fukushima, Japan
- Hirsch report2005 US Department of Energy report
- History of damsA dam is a structure that impounds water or restricts its flow. An early dam was Jawa Dam
- History of ethanol fuel in BrazilThe history of ethanol fuel in Brazil dates from the 1970s and relates to Brazil's sugarca
- History of manufactured fuel gasesThe history of gaseous fuel, important for lighting, heating, and cooking purposes through
- History of nuclear powerThis is a history of nuclear power as realized through the first artificial fission of ato
- History of Statoil (1972–2007)Statoil ASA was a Norwegian petroleum company established in 1972. It merged with the oil
- History of the anti-nuclear movementThe application of nuclear technology, both as a source of energy and as an instrument of
- History of the lithium-ion batteryOverview of the events of the development of lithium-ion battery
- History of the oil industry in Saudi ArabiaSaudi Arabian oil was first discovered by the Americans and British in commercial quantiti
- History of the oil shale industry in the United StatesThe history of the oil shale industry in the United States goes back to the 1850s; it date
- History of the petroleum industry in Canada (frontier exploration and development)Canada's early petroleum discoveries took place near population centres or along lines of
- History of the petroleum industry in Canada (natural gas liquids)Canada's natural gas liquids industry dates back to the discovery of wet natural gas at Tu
- History of the Venezuelan oil industryVenezuela has the world's largest proven oil reserves at an estimated 304 billion barrels
- HL-2AHL-2A (Huan-Liuqi-2A) is a medium-sized tokamak for fusion research in Chengdu, China. It
- Hoima–Kinyara–Kafu High Voltage Power LineUgandan high voltage power line
- Holborn CircusHolborn Circus is a five-way junction at the western extreme of the City of London, specif
- Holborn Viaduct power stationWorld's first coal-fired power station
- Holtwood DamDam in Pennsylvania, USA
- Home Energy RatingUnited States measurement of a home's energy efficiency
- Home energy storageLocal type of energy storage
- Homer City Generating StationDecommissioned coal-fired power station in Pennsylvania, US
- Honda CR-ZMotor vehicle by Honda
- Hongshui RiverThe Hongshui River is a major river in the Guangxi Zhuang Autonomous Region in Southern Ch
- Hoosier Wind FarmWind farm in Indiana, USA
- Horns RevHorns Rev is a shallow sandy reef of glacial deposits in the eastern North Sea, about 15 k
- Horns Rev Offshore Wind FarmGroup of Danish offshore wind farms in the North Sea
- Horse Hollow Wind Energy CenterWind farm in Texas, USA
- Household energy insecurityHousehold energy insecurity refers to a household's inability to meet its energy needs. Ho
- HovensaOil refinery in the United States Virgin Islands
- HTR-PMChinese small modular nuclear reactor
- Hualong OneChinese nuclear reactor design
- Hubbert peak theoryOne of the primary theories on peak oil
- Hugoton Gas FieldLarge natural gas field in Kansas, Oklahoma, and Texas
- Human Interference Task ForceTask Force convened on behalf of the U.S. Department of Energy
- Human-powered helicopterHelicopter powered solely by human activity
- Human-powered hydrofoilSmall hydrofoil watercraft
- Human-powered land vehicleVehicle propelled over ground by human power
- Human-powered watercraftHuman-powered watercraft are watercraft propelled only by human power, instead of being pr
- Hunt family (Texas)American business family
- Hunt Oil Company32°47′15″N 96°48′08″W / 32.78750°N 96.80222°W
- Huntington Beach Oil FieldOil field in Southern California
- HVDC converterElectricity converter
- HVDC converter stationType of substation
- HVDC Cross-ChannelSubmarine HVDC interconnector between the UK and France
- HVDC Ekibastuz–CentreHVDC Ekibastuz–Centre is an unfinished HVDC transmission line between Ekibastuz in Kazakhs
- HwangeHwange, originally known as Wankie, is a town in Zimbabwe, located in Hwange District, in
- Hwange Solar Power StationThe Hwange Solar Power Station, also Cross Mabale Solar Power Station, is a 15 MW (20,000
- Hwange Thermal Power StationZimbabwean coal-fired electric power station
- Hydraulic accumulatorA hydraulic accumulator is a pressure storage reservoir in which an incompressible hydraul
- Hydraulic headConcept in hydrology
- Hydraulic power networkA hydraulic power network is a system of interconnected pipes carrying pressurized liquid
- Hydro TasmaniaGovernment hydro electricity provider in Tasmania, Australia
- Hydro-QuébecCanadian hydroelectric utility
- Hydroelectricity in ChinaHydroelectricity is currently China's largest renewable energy source and the second overa
- Hydroelectricity in ItalyItaly is the world's 14th largest producer of hydroelectric power, with a total of 50,582
- Hydroelectricity in JapanHydroelectricity is the second most important renewable energy source after solar energy i
- Hydroelectricity in UkraineHydropower is part of renewable energy in Ukraine. Ukraine is trying to build more small h
- Hydrogen economyUsing hydrogen to decarbonize more sectors
- Hydrogen internal combustion engine vehicleVehicle with hydrogen internal combustion engine
- Hydrogen storageMethods of storing hydrogen for later use
- HydropowerPower generation via movement of water
- Hydropower policy of the United StatesHydropower policy in the United States includes all the laws, rules, regulations, programs
- Hyundai BlueOnBattery electric city car
- Hywind ScotlandWind farm off Peterhead, Scotland