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  • November 2017

    • November 2017

    rparys/iStock
    Pumps, Motors & Drives

    Quiz Corner: What is the pump system efficiency?

    David W. Spitzer
    Nov. 30, 2017
    The pump system efficiency is the ratio of the hydraulic energy produced to the electrical energy consumed.
    A 1962 photo shows the use of a glovebox for handling sensitive materials. Image courtesy of NASA
    Pressure Measurement

    Ultrasensitive glovebox pressure control

    Jeff Jennings
    Nov. 28, 2017
    Multiple-orifice regulator reacts in milliseconds to improve critical research at national science laboratory
    Continuous-duty pump on a trailer. All images courtesy of Weir Pressure Pumping.
    sturti/iStock
    Flow Measurement

    Pump efficiency and reliability are essential in power generation

    Robyn Tucker
    Nov. 23, 2017
    This month’s issue spotlights power generation with articles on pump efficiency.
    Two different foam compositions installed on pipe to guarantee additional annular volume. All images courtesy of Trelleborg Offshore
    Pressure Measurement

    Reducing the risks of annular pressure buildup

    Andy Smith
    Nov. 20, 2017
    Prevention equals protection in subsea oil and gas operations.

    More content from November 2017

    Pipeline of highly volatile liquids. All graphics courtesy of AMETEK Solidstate Controls.
    Process Control & Automation

    Is your pumping station power-proofed?

    David McKinnon
    Nov. 16, 2017
    Think of a UPS system as an insurance policy against your worst nightmare.
    Figure 3. Wireless sensors send information on concentrations of any gas they detect to the SCADA software. All graphics courtesy of United Electric Controls
    Image courtesy of CTK/Alamy Stock Photo
    rparys/iStock
    Pumps, Motors & Drives

    Application Corner: Overall pumping system efficiency

    David W. Spitzer
    Nov. 6, 2017
    Overall pumping system efficiency can be used to help identify opportunities for potential energy savings, process improvement and maintenance planning.
    Figure 3. Possible mechanical issues to check during hydraulic rerate. All graphics courtesy of Essity