• Centrifugal Pump
    Equipment- English

    Pump Selection

    Type of Pump   The selection of type and construction of a pump is very important to meet the process specification and proper application. Knowledge of the variety of pumps in the market should be review. It is mentioned before, that there are two general types of pump in today’s industry: positive displacement and centrifugal (dynamic) pumps. Positive Displacement Pumps Positive displacement (PD) pumps work by allowing a fluid to flow into some enclosed cavity from a low-pressure source, trapping the fluid, and then forcing it out into a high-pressure receiver by decreasing the volume of the cavity. Some examples of PD pumps are: fuel and oil pump in most automobiles, the pumps on most hydraulic…

  • Pumps Books

    Pumps & Pumping FREE books: pump function, uses, classification, pump curves, PDP pump, centrifugal pumps, pumping systems.    Pump Types  Download Link     Design Briefs centrifugal pumps Download Link  Pumps, Fans & valves PowerPoint Download Link 1     Download Link 2     Centrifugal Pumps for Petroleum, Petrochemical & Natural Gas Download Link    the Influence of Specific Gravity on Total Head Download Link  Unusual Aspects of Pumps Systems Download Link   Pump Performance Download Link 1         Download Link 2     What is Cavitation? Download Link  What is NPSH? Download  how to calculate pressure anywhere in pump system? Download Link See our Pump Video Course  Pump…