square-edged orifice

square-edged orifice

[′skwer ¦ejd ′ȯr·ə·fəs]
(engineering)
An orifice plate with straight-through edges for the hole through which fluid flows; used to measure fluid flow in fluid conduits by means of differential pressure drop across the orifice.
References in periodicals archive ?
There has been much effort to characterize nozzle, venturi, square-edged orifice flow, and various other means of flow restriction and measurement.
Example publications of the work include Tuve and Sprenkle square-edged orifice measurement data and predictive curve fits (1933).
3, Part 2 - "Specification and Installation Requirements for Concentric, Square-Edged Orifice Meters," American Petroleum Institute, 1996.