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Electricity

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Municipal utility/public utility district

In some areas, local governments are responsible for providing electric or gas services rather than having the services provided by...

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NYMEX

NYMEX, the acronym for the New York Mercantile Exchange, is the commodity futures exchange that originally provided the market for...

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Natural gas electric generation

Much of the new generation built around the world in recent years is fueled by natural gas. Gas-fired generation makes use of four...

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Net meter

When a customer is both a user of power from the grid and at times a net exporter of power back into the grid the metering equipment must...

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Net metering

Net metering is a regulatory policy that allows customers with certain types of distributed generation to net their electricity...

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Net zero

The term net zero describes processes or entities that either have no net greenhouse gas emissions (often called net zero carbon, net...

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Network electric distribution

The distribution feeder design refers to how distribution feeder lines are laid out and interconnected to provide service to customers,...

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New York ISO (NYISO)

The New York Independent System Operator, commonly called NYISO, is the organization responsible for managing New York’s electric grid...

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Non-spinning reserve

Non-spinning reserve comprises units that are not required to be synchronized to the frequency of the system but can be available within...

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North American Electric Reliability Corporation (NERC)

As stated on the NERC website: “The North American Electric Reliability Corporation (NERC) is a not-for-profit international regulatory...

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North American Energy Standards Board (NAESB)

The North American Energy Standards Board (NAESB) serves as an industry forum for the development and promotion of standards promoting a...

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Nuclear Regulatory Commission (NRC)

The U.S. Nuclear Regulatory Commission (NRC) was created as an independent agency by Congress in 1974 to ensure the safe use of...

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Nuclear electric generation

The use of nuclear energy for power generation became a commercial technology in the 1960s and grew rapidly in some countries around the...

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Nuclear reactor

A nuclear reactor initiates and controls a fission chain reaction to produce neutrons and/or energy. Nuclear fission is a process where...

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Nuclear steam turbine

Although nuclear steam turbine power plants use the same concept of heating water in a boiler to drive a steam turbine, the means by...

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Ohm (Ω)

The ohm is the unit used as measure of the resistance to flow of electricity in a material. The scientific symbol for electrical...

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Ohm's Law

Ohm's Law is the basic physical relationship that describes how electricity behaves. Typically this is presented as Volts = Amps x Ohms,...

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Open access

Open access refers to regulatory rules that require owners of essential energy assets such as electric transmission and distribution...

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Operating reserve

Operating reserve describes the supply resource capacity that is available to the system operator within a short interval of time to...

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PJM Interconnection (PJM)

PJM is a regional transmission organization (RTO) that coordinates the movement of wholesale electricity in all or parts of Delaware,...

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