hydraulic technical library

Orifices in hydraulic systems

Orifices are used in hydraulic circuits to restrict flow. The following document explains how to calculate: orifice diameter required to pass a desired flow at a specified pressure; flow rate through an orifice of a known diameter at a specified pressure; and pressure drop across an orifice of a known diameter at a specified flow rate.

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Alexander (Sandy) Dunn
Plant Maintenance Resource Center

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