Peak load, peak demandThese two terms are used interchangeably to denote the maximum power requirement of a system at a given time, or the amount of power required to supply…
Peaking capacityPower generation equipment or system capacity to meet peak power demands.
Peakshaving LNG facilityA liquefied natural gas plant that supplies a gas pipeline system during peak-use periods. During slack periods the liquefied gas is stored.
Physical basisDescribes a physical natural gas purchase for the following month where the price is tied to the closing price of the expiring Nymex futures contract.
Pivotal supplierA power supplier whose capacity must be used to meet peak demand and whose capacity exceeds the market’s supply margin.
Plant factorThe capacity factor of an entire generating facility including all available generating units. (See also capacity factor)
Power marketerA business entity engaged in buying and selling electricity. Power marketers do not usually own generating or transmission facilities.
Power purchase agreementGuarantees a market for power produced by an independent power producer and the price at which it is sold to a purchaser.
Price discoveryThe process of making prices visible and readily available to interested parties and, in some cases, the public.