Pounds/force per square inch gauge.

Category:Energy Terms

Pounds per square inch, gauge. Pressure indicated by a pressure gauge.

Category:Sea Words

Port State Information Exchange.

Category:Abbreviations

PSK

Phase Shift Keying. A form of phase modulation of a data signal performed by a modem for transmission over dedicated wire or phone lines.

Category:Meteorology

PSU

Portable Sampling Unit

Category:Abbreviations

Carries supplies to drilling units or installations during field de-velopment or production.

Category:Sea Words

A self-recording psychrometer.

Category:Meteorology

An instrument for measuring relative humidity by means of wet and dry-bulb temperatures.

Category:Energy Terms

An instrument used to measure the water vapor content of the air. A type of hygrometer. It consists of a wet-bulb and a dry-bulb thermometer. See aspiration psychrometer, Assmann psychrometer. hygrodeik, sling psychrometer.

Category:Meteorology

A device for computing certain psychrometric data, usually the dew point and the relative humidity, from known values of the dry-bulb and wet-bulb temperatures and the atmospheric pressure. One type is the circular slide-rule form and, like the psychromet ...

Category:Meteorology

Tables prepared from the psychrometric formula and used to obtain vapor pressure, relative humidity, and dew point from values of wet-bulb and dry-bulb temperatures.

Category:Meteorology

The analysis of atmospheric conditions, particularly moisture in the air.

Category:Energy Terms

Has to do with the properties of air-water vapor mixtures in the atmosphere.

Category:Sea Words

Polytetrafluorethylene.

Category:Sea Words

PTO

Power Take Off

Category:Abbreviations

Port and Tanker Safety Act.

Category:Abbreviations

A name usually given to a State body having control or regulation of public utilities.

Category:Sea Words

A law that requires electric utilities to purchase electricity produced from qualifying power producers that use renewable energy resources or are cogenerators. Utilities are required to purchase power at a rate equal to the avoided cost of generating the ...

Category:Energy Terms

A law to protect consumers and investors. It placed geographic restrictions on mergers and limitations on diversification into non-utility lines of business and takeovers of electric and gas utilities, and also established regulated monopoly markets or se ...

Category:Energy Terms

These are state government agencies responsible for the regulation of public utilities within a state or region. A state legislature oversees the PUC by reviewing changes to utility laws, rules and regulations and approving the PUC's budget. The commissio ...

Category:Energy Terms