Delivery Systems

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New York ISO (NYISO)

The New York Independent System Operator, commonly

Non-spinning reserve

Non-spinning reserves are units that are not synch

North American Electric Reliability Corporation (NERC)

System operators coordinate their actions through

North American Energy Standards Board (NAESB)

The North American Energy Standards Board (NAESB)

Nuclear electric generation

The use of nuclear energy for power generation bec

Nuclear reactor

A nuclear reactor initiates and controls a fission

Nuclear Regulatory Commission (NRC)

The U.S. Nuclear Regulatory Commission (NRC) was c

Ohm (Ω)

The ohm is the unit used as measure of the resista

Operating reserve

Operating reserve describes the supply resource ca

Overpressure protection

Gas pipelines and piping systems must not be opera

Peak demand

Peak demand (also called peak load) refers to the

Peaking generation

Peaking generation runs during the peak hours (oft

Petroleum electric generation

In regions with limited coal and/or natural gas su

Phase (in power systems)

Phase in a power system describes a full cycle in

Phasor measurement unit (PMU)

A phasor measurement unit, also called a PMU or a

Photovoltaic cells

Photovoltaic conversion generates electricity dire

Photovoltaic solar power

Photovoltaic, or solar, cells are semiconductor ma

Pig

Pigs are devices sent through the pipe to gather d

Pipe squeezing

An advantage to plastic pipe is that it can be squ

Pipe strength

Steel pipe strength is defined by the minimum yiel