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Energy technology

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Seminole NGL Pipeline

The Seminole NGL Pipeline is a 1,281-mile natural gas liquids pipeline in the United States, running from Hobbs on the Texas-New Mexico border to Mont Belvieu, Texas.

Seminole power station

Seminole power station, officially the Seminole Generating Station, is a 1,701 MW natural-gas-fired plant operated by Oklahoma Gas & Electric at Konawa, Oklahoma, with units from 1971 to 1975.

Semirara Mining and Power

Semirara Mining and Power Corporation is a Philippine company that mines coal on Semirara Island, Antique, and generates power from it, producing most of the country's coal.

Sempra Infrastructure

Sempra Infrastructure is a Houston-based energy infrastructure company and subsidiary of Sempra that develops LNG export facilities and pipelines in the United States and Mexico.

Senboku 1 LNG Terminal

Senboku 1 LNG Terminal (泉北製造所第1工場) is a liquefied natural gas import terminal at the Port of Sakai-Semboku in Osaka Bay, Japan, operated by Osaka Gas since 1972.

Senboku 2 LNG Terminal

Senboku 2 LNG Terminal is an LNG import terminal at the Port of Sakai-Semboku in Osaka, Japan, owned by Osaka Gas and operating since 1977 with a send-out capacity of 9.9 million tonnes per year.

Senboku Natural Gas power plant

The Senboku Natural Gas power plant (泉北天然ガス発電所) is a 1,109 MW liquefied natural gas-fired power station in Sakai and Takaishi, Osaka Prefecture, Japan, owned by Osaka Gas's Daigas Group.

Sendai LNG Terminal

The Sendai LNG Terminal is an LNG receiving terminal at the Shin-Sendai Thermal Power Station in Sendai, Japan, opened by Tohoku Electric Power in July 2015.

Sendai nuclear power plant

The Sendai nuclear power plant is a two-unit 890 MWe nuclear station in Satsumasendai, Kagoshima, Japan, the first Japanese plant to restart after Fukushima, in 2015.

Senec

Senec (SENEC GmbH) is a German manufacturer of home battery storage systems based in Leipzig, founded in 2009 and wholly owned by the utility EnBW since 2018.

Senex Energy

Senex Energy is an Australian natural gas producer based in Brisbane that develops onshore gas fields in Queensland's Surat Basin, selling gas into Australia's east coast domestic market.

Senoko power station

Senoko power station is a natural-gas-fired generating station in Sembawang, Singapore, commissioned in 1976 on the former British Naval Base site and supplying about 20% of the nation's electricity.

Senoro Gas Field

The Senoro Gas Field is an operating onshore conventional natural gas field in Banggai Regency, Central Sulawesi, Indonesia, discovered in 1999 and feeding the Donggi Senoro LNG plant.

Sensus

Sensus is a metering and communications company serving water, electric, gas, and heat utilities, best known for its smart meters and FlexNet radio network; Xylem acquired it in 2016.

Seoincheon KOWEPO power station

Seoincheon KOWEPO power station (서인천발전본부) is an LNG combined-cycle power station in Seo-gu, Incheon, South Korea, owned by Korea Western Power, with eight 225 MW blocks totaling 1,878.9 MW.

Separate hydrolysis and fermentation

Separate hydrolysis and fermentation (SHF) is a cellulosic ethanol process in which enzymatic hydrolysis of pretreated biomass and fermentation of the released sugars run in separate reactors, each at its own optimum temperature.

Separative work unit

The separative work unit (SWU) is the standard measure of the effort required to separate isotopes of uranium during enrichment, with the dimension of mass, not energy.

Sepehr-Jufair Oil Field

Sepehr-Jufair is a pair of onshore oil fields in Khuzestan Province, southwestern Iran, developed together under a 2018 contract and officially commissioned in March 2024 at 50,000 barrels per day.

Sepetiba Bay FSRU

The Sepetiba Bay FSRU is a floating LNG import terminal at Itaguaí in Rio de Janeiro state, Brazil, owned by KARMOL, operated by Karpowership, and operating since 2022.

Sepia Leste Oil and Gas Field

Sepia Leste is a pre-salt oil and gas field in the Santos Basin, offshore Brazil, with an estimated 130 million barrels of oil equivalent recoverable.

Sepia Oil and Gas Field

Sepia (Sépia) is a giant pre-salt oil and gas field in the Santos Basin, about 200 km offshore Rio de Janeiro, Brazil, producing through the FPSO Carioca since 2021.

Seplat Energy

Seplat Energy is a Nigerian independent oil and gas company headquartered in Lagos, listed on the Nigerian and London exchanges, supplying gas for power generation in Nigeria.

Sequoyah nuclear power plant

The Sequoyah nuclear power plant is a two-unit nuclear power station operated by the Tennessee Valley Authority near Soddy-Daisy, Tennessee, about 9.5 miles northeast of Chattanooga.

Sercan Gas Field

The Sercan Gas Field is a producing natural gas field about 65 km offshore Trinidad and Tobago, operated by EOG Resources in a 50/50 venture with BP.

Sergipe FSRU

The Sergipe FSRU, a floating storage and regasification unit moored off Barra dos Coqueiros, Sergipe, Brazil, supplies the 1.6 GW Porto de Sergipe I power plant and, since 2024, Brazil's national gas pipeline network.

Seria Oil Field

The Seria Oil Field is Brunei's oldest and largest oil field, an onshore coastal field in Belait District discovered in 1929 by the S-1 well.

Serica Energy

Serica Energy is a British independent oil and gas company operating in the UK North Sea, delivering over 10% of UK gas production and growing through acquisitions.

Series arc fault detection

Series arc fault detection identifies sustained electric arcs in series with a conductor, most often in the DC circuits of photovoltaic systems, where they pose a fire hazard.

Seriti Resources

Seriti Resources is a majority black-owned South African mining company producing thermal coal for Eskom power stations and export markets, supplying more than 30% of Eskom's coal.

Serra da Mesa hydroelectric plant

The Serra da Mesa hydroelectric plant (Usina Hidrelétrica de Serra da Mesa) is a 1,275 MW station on the Tocantins River in Goiás, Brazil, operating since 1998.