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Energy technology

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NiSource Inc.

NiSource Inc. is an American energy holding company headquartered in Merrillville, Indiana, whose regulated natural gas and electric utilities, including NIPSCO, serve about 3.7 million customers in six states.

Nissan YD engine

The Nissan YD engine is a family of four-cylinder automotive diesel engines built by Nissan, produced in 2.2-liter (YD22) and 2.5-liter (YD25) versions that powered the Navara, Pathfinder, and NV350 Caravan.

NIST Center for Neutron Research

The NIST Center for Neutron Research is a national user facility in Gaithersburg, Maryland, whose research reactor provides neutron beams to more than 3,000 U.S. researchers each year.

Nitrogen rejection unit

A nitrogen rejection unit (NRU) is a gas processing plant that removes excess nitrogen from natural gas so it meets pipeline heating-value specifications or stricter LNG limits.

Nivagalskoye Oil Field

The Nivagalskoye Oil Field (Нивагальское месторождение) is an oil field in Khanty-Mansi Autonomous Okrug, Western Siberia, Russia, discovered in 1982 and producing since 1985 under LUKOIL-West Siberia.

Nizhnekamsk 1 power station

Nizhnekamsk 1 power station (Nizhnekamsk TPP-1, PTK-1) is a combined heat and power plant in Nizhnekamsk, Tatarstan, Russia, with 880 MW capacity, serving the Nizhnekamskneftekhim petrochemical complex.

Nizhnekamsk hydroelectric plant

The Nizhnekamsk hydroelectric plant (Нижнекамская ГЭС) is a 1,205 MW hydroelectric station on the Kama River at Naberezhnye Chelny in Tatarstan, Russia, the only one in the republic.

Nizhnevartovsk-Kurgan-Kuibyshev Oil Pipeline

The Nizhnevartovsk–Kurgan–Kuibyshev oil pipeline (МН НКК) is a Russian trunk oil pipeline carrying West Siberian crude through Kurgan to the Kuibyshev (Samara) hub, built between 1974 and 1976.

Nizhnevartovskaya power station

Nizhnevartovskaya power station (Нижневартовская ГРЭС), also called Nizhnevartovskaya GRES or TPP, is a 2,031 MW gas-fired power station near Nizhnevartovsk, Russia, serving the oil and gas industry.

Njord Oil and Gas Field

Njord is an oil and gas field in the Norwegian Sea, 30 kilometers west of Draugen, discovered in 1986 and on stream since 1997, operated by Equinor.

NK Neftisa JSC

NK Neftisa JSC (АО «НК «Нефтиса») is a Russian oil production holding founded in 2008 by Mikhail Gutseriev, uniting more than 20 enterprises across seven regions of Russia.

NLC India Limited

NLC India Limited, formerly Neyveli Lignite Corporation, is a Navratna government-owned Indian company founded in 1956 to mine Neyveli lignite and generate power, now also in renewables and coal.

NMC 811

NMC 811, also written NCM811, is a nickel-rich lithium-ion battery cathode material, LiNi0.8Mn0.1Co0.1O2, named for its 8:1:1 nickel-manganese-cobalt ratio, offering high capacity but facing degradation and safety challenges in electric vehicles.

No. 2 diesel

No. 2 diesel is a middle-distillate petroleum fuel for high-speed diesel engines in trucks and locomotives, the most common grade sold at United States retail pumps.

Noble Energy

Noble Energy was a Houston-based American oil and natural gas exploration and production company, active from 1932, known for Israel's Tamar and Leviathan gas fields.

Nochten Coal Mine

Nochten Coal Mine (German: Tagebau Nochten) is a large lignite opencast mine in Saxony, eastern Germany, operated by LEAG since 1973 and the main supplier of the Boxberg power plant.

Nogaholdings

Nogaholding, formally The Oil and Gas Holding Company, was Bahrain's state-owned holding company for the oil, gas, and petrochemical sectors, rebranded Bapco Energies in May 2023.

NOGAT (pipeline)

NOGAT (Northern Offshore Gas Transport) is a natural gas pipeline system in the Dutch North Sea, carrying gas from Dutch, Danish, and German platforms to Den Helder since 1992.

Nogent nuclear power plant

The Nogent nuclear power plant (centrale nucléaire de Nogent-sur-Seine) is a French nuclear station operated by EDF in the Aube département, with two 1,300 MWe reactors commissioned in 1987 and 1988.

Nohoch Oil and Gas Field

Nohoch is an oil and gas field in the Bay of Campeche off the Yucatan Peninsula, one of the four original fields of Mexico's Cantarell complex, operated by Pemex.

Non-fullerene acceptor

A non-fullerene acceptor (NFA) is an organic electron-accepting molecule that replaces fullerene derivatives in organic solar cells, whose tunable properties have pushed power conversion efficiencies past 20%.

Non-intrusive load monitoring

Non-intrusive load monitoring, also called energy disaggregation, estimates the power consumed by individual appliances from a single metering point, avoiding the wiring and submeters intrusive monitoring requires.

Non-nucleophilic magnesium electrolytes

Non-nucleophilic magnesium electrolytes are liquid electrolytes for rechargeable magnesium batteries whose magnesium-carrying species do not attack electrophilic cathodes such as sulfur, unlike early Grignard-based electrolytes.

Non-radiative recombination

Non-radiative recombination is the annihilation of an electron–hole pair in a semiconductor without emitting a photon, wasting energy as heat and limiting solar cell voltage.

Nonfullerene tandem organic solar cells

Nonfullerene tandem organic solar cells are stacked photovoltaic devices whose organic sub-cells use non-fullerene acceptors to harvest complementary parts of the solar spectrum, reaching over 21% efficiency.

Nong Saeng power station

Nong Saeng power station (โรงไฟฟ้าหนองแซง) is a 1,600 MW natural gas-fired combined cycle power plant in Saraburi Province, Thailand, operating since 2014 and selling all output to EGAT.

Nong Yao Oil and Gas Field

Nong Yao (นงเยาว์) is an offshore oil field in the shallow waters of the Gulf of Thailand, producing sweet crude since June 2015 under Valeura Energy.

Nong-Yeganskoye Oil Field

Nong-Yeganskoye Oil Field (Нонг-Еганское) is an operating onshore oil field in the Khanty-Mansi Autonomous Okrug of western Siberia, Russia, discovered in 1974, producing since 1978, and operated by LUKOIL.

Noor Energy 1

Noor Energy 1 is a 950 MW hybrid solar power plant in Dubai, the fourth phase of the Mohammed bin Rashid Al Maktoum Solar Park.

Noor Ouarzazate Solar Complex

The Noor Ouarzazate Solar Complex, also called the Ouarzazate Solar Power Station, is a concentrated solar power complex near Ouarzazate, Morocco, with about 580 MW of capacity.