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  2. Sump pump - Wikipedia

    en.wikipedia.org/wiki/Sump_pump

    Sump pumps are used where basement flooding may otherwise happen, and to solve dampness where the water table is near or above the foundation of a structure. Sump pumps send water away from a location to any place where it is no longer problematic, such as a municipal storm drain, a dry well, or simply an open-air site downhill from the building (sometimes called "pumping to daylight").

  3. Pumpjack - Wikipedia

    en.wikipedia.org/wiki/Pumpjack

    A pumpjack is the overground drive for a reciprocating piston pump in an oil well. [1] It is used to mechanically lift liquid out of the well if there is not enough bottom hole pressure for the liquid to flow all the way to the surface. The arrangement is often used for onshore wells. Pumpjacks are common in oil-rich areas.

  4. Completion (oil and gas wells) - Wikipedia

    en.wikipedia.org/wiki/Completion_(oil_and_gas_wells)

    Gas lift well: gas is fed into valves installed in mandrels in the tubing strip. The hydrostatic head is lowered and the fluid is gas lifted to the surface. Single-well alternate completions: in this instance there is a well with two zones. In order to produce from both the zones are isolated with packers.

  5. Troubleshooting - Wikipedia

    en.wikipedia.org/wiki/Troubleshooting

    Troubleshooting is a form of problem solving, often applied to repair failed products or processes on a machine or a system. It is a logical, systematic search for the source of a problem in order to solve it, and make the product or process operational again. Troubleshooting is needed to identify the symptoms.

  6. Well Number 5 - Wikipedia

    en.wikipedia.org/wiki/Well_Number_5

    Two people filling water containers at Well Number 5. Well Number 5, also called 164th Street Artesian Well, is an artesian well in North Lynnwood, Washington at Swamp Creek. The well puts out between 10–50 US gallons (38–189 L; 8.3–41.6 imp gal) per minute. [a]

  7. Airlift pump - Wikipedia

    en.wikipedia.org/wiki/Airlift_pump

    (The compressor is on the surface and no mechanical parts are needed in the well). However airlift wells must be much deeper than the water table to allow for submergence. Air is generally pumped at least as deep under the water as the water is to be lifted. (If the water table is 50 ft below, the air should be pumped 100 feet deep).

  8. Failures of water supply and sanitation systems - Wikipedia

    en.wikipedia.org/wiki/Failures_of_water_supply...

    A 2008 national survey of households in 36,038 wards found only 18% of the population with a water supply are served by well functioning water points/ systems; 39% are served by points that need minor repair, 12% by points that need major repair, 21% by points that need rehabilitation, 9% by points that need reconstruction, and 1.6% by points ...

  9. Well kill - Wikipedia

    en.wikipedia.org/wiki/Well_kill

    This is the most common method of a contingency well kill. If there is a sudden need to kill a well quickly, without the time for rigging up for circulation, the more blunt instrument of bullheading may be used. This involves simply pumping the kill fluid directly down the well bore, forcing the well bore fluids back into the reservoir. This ...