The amount of one phase of a multiphase flow flowing through the cross-section of a conduit in unit time. The phase flow rate may be specified as phase volume flow rate or as phase mass flow rate.


Related Terms

POLARIZABILITY

The electric dipole moment induced in a system, such as an atom or molecule, by an electric field of unit strength.

PLI

A unit of line density (mass per unit length) equal to 1 pound per inch, or approximately 17.8580 kilograms per meter.

PINT

Abbreviated pt. 1. A unit of volume, used in the United States for measurement of liquid substances, equal to 1/8 U.S. gallon, or 231/8 cubic inches, or 4.73176473 10 4 cubic meter. Also known as liquid pint (liq pt). 2. A unit of volume used in the United States for measurement of solid substances, equal to 1/64 U.S. bushel, or 107,521/3200 cubic inches, or approximately 5.50610 10 4 cubic meter. Also known as dry pint (dry pt). 3. A unit of volume, used in the United Kingdom for measurement of liquid and solid substances, although usually the former, equal to 1/8 imperial gallon, or 5.6826125 10 4 cubic meter. Also known as imperial pint.

PILE CAP

A mass of reinforced concrete cast around the head of a group of piles to ensure that they act as a unit to support the imposed load.

PIE`ZE

A unit of pressure equal to 1 sthe`ne per square meter, or to 1000 pascals. Abbreviated pz.

PIECE RATE

Wages paid per unit of production.

PERCH

Also known as pole; rod. 1. A unit of length, equal to 5.5 yards, or 16.5 feet, or 5.0292 meters. 2. A unit of area, equal to 30.25 square yards, or 272.25 square feet, or 25.29285264 square meters.

PERCENTCOMPACTION

Theratio,expressed as a percentage, of dry unit weight of a soil to maximum unit weight obtained in a laboratory compaction test.

PENNYWEIGHT

A unit of mass equal to 1/20 troy ounce or to 1.55517384 grams; the term is employed in the United States and in England for the valuation of silver, gold, and jewels. Abbreviated dwt; pwt.

PARTICULATE MASS ANALYZER

A unit which measures dust concentrations in emissions from furnaces, kilns, cupolas, and scrubbers.

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