“Power” means electricity, except where the context makes clear that another meaning is intended.
“Power contract” means an arrangement for the purchase of electricity. Power contracts may be, but are not limited to, power purchase agreements and tariff provisions.
“Pressure swing adsorption” or “PSA” means a gas purification process which selectively concentrates target gas molecules using porous, high surface area solid adsorbents and elevated pressure.
“PSA off-gas” or “tail-gas” means the impurity stream resulting from the sequential PSA pressurization/depressurization purification process.
“Prime mover” means the type of equipment such as an engine or water wheel that drives an electric generator. “Prime movers” include, but are not limited to, reciprocating engines, combustion or gas turbines, steam turbines, microturbines, and fuel cells.
“Process” means the intentional or unintentional reactions between substances or their transformation, including, but not limited to, the chemical or electrolytic reduction of metal ores, the thermal decomposition of substances, and the formation of substances for use as product or feedstock.
“Process emissions” means greenhouse gas emissions other than combustion emissions occurring as a result of a process.
“Process gas” means any gas generated by an industrial process such as petroleum refining.
“Process vent” means an opening where a gas stream is continuously or periodically discharged during normal operation.
“Professional judgment” means the ability to render sound decisions based on professional qualifications and relevant greenhouse gas accounting experience.
“Propane” means a normally straight chain hydrocarbon that boils at
43.67 degrees Fahrenheit and is represented by the chemical formula C3H8.
“Purchasing/selling entity” means an entity that is eligible to purchase or sell energy or capacity and reserve transmission services.