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  2. Submersible pump - Wikipedia

    en.wikipedia.org/wiki/Submersible_pump

    A 0.75 HP bore-well submersible pump which had been used to pump groundwater One style of submersible pump for industrial use. Outlet pipe and electrical cable not connected. A submersible pump (or electric submersible pump (ESP) is a device which has a hermetically sealed motor close-coupled to the pump body. The whole assembly is submerged in ...

  3. Centrifugal pump - Wikipedia

    en.wikipedia.org/wiki/Centrifugal_pump

    An oilfield solids control system needs many centrifugal pumps to sit on or in mud tanks. The types of centrifugal pumps used are sand pumps, submersible slurry pumps, shear pumps, and charging pumps. They are defined for their different functions, but their working principle is the same.

  4. Pump as turbine - Wikipedia

    en.wikipedia.org/wiki/Pump_As_Turbine

    A pump as turbine (PAT), also known as a pump in reverse, is an unconventional type of reaction water turbine, which behaves in a similar manner to that of a Francis turbine. The function of a PAT is comparable to that of any turbine , to convert kinetic and pressure energy of the fluid into mechanical energy of the runner.

  5. Hydropneumatic device - Wikipedia

    en.wikipedia.org/wiki/Hydropneumatic_device

    Hydropneumatic pump controllers provide a Means of control for multiple fixed delivery volume, low cost low complexity pumps; to provide variable flow as required by small (say +/- 10 psi) pressure increase or decrease of a system. Means of control for pump unloading / recirculation against no pressure, without electric pressure switches.

  6. Ebara Corporation - Wikipedia

    en.wikipedia.org/wiki/Ebara_Corporation

    Ebara Corporation is a publicly traded manufacturing company based in Tokyo, Japan which makes environmental and industrial machinery such as pumps and turbines. It is the owner of the Elliott Company in the United States and Sumoto S.r.l. in Italy. [5]

  7. Water pumping - Wikipedia

    en.wikipedia.org/wiki/Water_pumping

    A spiral pump. A spiral pump, sometimes called a Wirz pump or incorrectly Wirtz pump, is a low lift pump which is composed of a long piece of metal plating, which is wound into a coil and sealed at the top and back extremities so as to resemble a cylinder. The outer cavity serves as the inlet, while the inner (partial) tube serves as the outlet.