Laboratory Experimental Research on Basic Characteristics of Back Pressure Jet Pump

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Abstract:

Jet pump has different basic characteristics when it is used in different working condition. According to the model of jet pump unloading system used in the oilfield, the lab experiment use high pressure pump to provide high power liquid and suction liquid, and also making use of throttle valve providing back pressure condition, to simulate the condition of oil well unloading system much better. The experiment tests pressure and flow of power liquid, suction liquid and mixture liquid , and achieve the basic characteristic curve of jet pump. The result show that according to the different application conditions, can change the jet pump efficient working area range when needed, by adjusting the distance between nozzle and throat, and the optimal distance is the diameter of nozzle 2~3 times.

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438-442

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December 2012

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© 2013 Trans Tech Publications Ltd. All Rights Reserved

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