Analysis on Key Parameters and the Research on Energy Saving for Hydraulic Pumping Unit
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The pumping units used in the oil field was analyzed,the characteristics and principles of hydraulic hoisting pumping unit were introduced,speed feedback control strategy was designed,and whole set simulating model was built up using MATLAB software.According to the model,the equipped power,element parameters,energy consumption and recovery were calculated.Results show that the performance of the system is greatly affected by the determination of the accumulator volume.