作者: Wang Chengzhen , She Yihui , Mi Xin , Qian Bo
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摘要: The invention relates to an automatic control device of a choke manifold. comprises sensor assembly, display and execution assembly. assembly proportional throttle valve, magnetic exchange motor, hydraulic pump, combined valve block, energy accumulator. input end the is connected with output motor. motor block through pump. accumulator manifold in sequence. controls operation according data acquired by so as realize on Compared prior art, advantaged control, stable effect.