Month: May 2022

Positive Displacement Compressors

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Positive displacement type compressors are those who mechanically displace a fixed volume of gas into a reduced volume. A compressor that confines successive volumes of fluid within a closed space in which the pressure of the fluid is increased as the volume of the closed space is decreased.  The constant volume can be delivered by … Read more

Oil and Gas Terminology

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Air LockAir trapped in between liquid columns. Air supplyControl final elements (control valves, actuators etc.) are powered pneumatically and usually requires 6-8 bar clean dry air for functioning.  A separate air header (pipe) is maintained to provide this to control components in the field. AxialDenotes vibration / movement horizontal to axis or shaft BlockingNo proper … Read more

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