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  1. MATHEMATICAL MODEL ENHANCES PUMPING -UNIT DESIGN

    Magazine Articles

    Mon, 29 Jan 1990

    economical performance of different pumping - unit geometries. This new, modified ..... off bottom with each stroke. PUMPING - UNIT DESIGN One of the most helpful ..... particular depth, with a conventional pumping unit , theoretically there could be

  2. 'Fuzzy logic' system enhances pumping unit's engine operation

    Magazine Articles

    Mon, 27 Apr 1998

    A "fuzzy logic" system was implemented on an oil-pumping station in Colombia to enhance the operation of diesel engines used to power a complete set of crude-oil pumps. The diesel engines burn a portion of the produced crude oil as fuel. This intelligent system emulates the operator's reasoning to

  1. Halliburton plans two new cementing unit designs

    Online Articles

    Tue, 3 Oct 2000

    DALLAS, TEX. �Two new Halliburton Co. onshore cementing pumping unit designs will feature updated technology and safety features. The company told the Society of Petroleum Engineers' annual meeting

  2. TUBING ROTATOR REDUCES TUBING WEAR IN ROD PUMPED WELLS

    Magazine Articles

    Mon, 4 Apr 1994

    in West Texas waterflood sucker-rod pumped wells. Pumping unit movement powers the rotator system, turning the tubing ..... reduction gear box attached to the walking beam converts the pumping unit 's reciprocating strokes into rotary motion. A drive

  3. Study evaluates how to improve rod pumping in mature field

    Magazine Articles

    Mon, 4 Jun 2007

    Without stopping the operation of the pumping unit , find the dynamic liquid level in ..... peak polished-rod load) to the pumping unit ’s structural load rating. Gearbox ..... train. The latter includes the pumping unit , gearbox, V-belt drive, and

  4. Tests prove out self-powered, wireless, pump torquemeter

    Magazine Articles

    Mon, 8 Dec 2008

    determining the reducer torque in a beam pumping unit . The API recommended calculation ..... the total cost of a mechanical pumping unit (MPU), rendering it useless ..... the error in the sizing of the pumping unit ’s parts that enter in API calculation

  5. Timer-controlled beam pumps reduce operating expense

    Magazine Articles

    Mon, 13 Sep 1999

    to control operating time of a pumping unit 's motor. Or, an automatic pump ..... to pump fill and shut down the pumping unit motor when partial fill or liquid ..... severe rod-loading changes, and pumping - unit vibration even to the extent that

  6. Portable VSDs, load cells aid rod pumping at Duri

    Magazine Articles

    Mon, 16 Apr 2007

    loading transmitted to the surface pumping unit may cause vibrations greater than ..... magnify the effects of an unbalance pumping unit and gearbox overload. Pumping ..... replacement or repair of the surface pumping unit . Frequent repairs may make wells

  7. PROGRAM OPTIMIZES SUCKER-ROD PUMPING MODE

    Magazine Articles

    Mon, 1 Oct 1990

    means selecting the right size of pumping unit and gear reducer, as well as determining ..... pumping speed. The size of the pumping unit and gear reducer can only be selected ..... design problem: Given the surface pumping unit and gear reducer, what is the

  8. Transferred geothermal energy heats wellbore

    Magazine Articles

    Mon, 4 Mar 2013

    bottomhole to wellhead. Wax precipitation often causes stranded or blocked fluids near the wellhead, which overload the pumping unit and restrict the normal oil well production. One means of addressing this problem is to heat the produced fluid, with

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