Delivery Systems

Pipe strength equation for steel pipe

The relationship between operating pressures, pipe

Pipe toughness for steel pipe

Toughness is a measure of the resistance of the st

Pipe weldability for steel pipe

Weldability describes how easily high-quality butt

Pipeline quality gas

Pipeline quality gas is natural gas that has been

Potential transformer

A potential transformer (PT) is a device that lowe

Power flow model

Power pool

A power pool is an entity that handles scheduling

Power system stabilizer (PSS)

A power system stabilizer (PSS) is a control syste

Public power agency

Smaller municipal utilities and/or public utility

Pumped hydroelectric energy storage

Pumped storage plants are like impoundment hydropo

Radial feed electric distribution

The distribution feeder design dictates how distri

Reciprocating compressor

Reciprocating compressors use pistons driven by a

Reciprocating engine

A reciprocating engine is a machine that uses the

Recloser

A recloser is a type of circuit breaker that upon

Red tag

A red tag is a notice placed on a customer facilit

Regulating reserve

Regulating reserve is capacity comprising sources

Regulation station

A gas regulation station is a facility that includ

Reliability

Reliability is a measure of the electric or natura

Renewable electric generation

Renewable electric generation is a broad category

Renewable energy credit (REC)

A renewable energy credit, commonly called a REC,