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总结出游梁式抽油机工效不高的主要原因 ,介绍了OAOBuzulukTyzhmash公司推出的UGD -4型长冲程抽油机的控制系统、工作循环系统及主要技术参数 ,指出UGD - 4型抽油机的应用十分广泛。
The main reason for the inefficient beam pumping unit is summarized. The control system, working cycle system and main technical parameters of the UGD - 4 long stroke pumping unit introduced by OAOBuzulukTyzhmash company are introduced. It is pointed out that the UGD - 4 pumping unit Wide range of applications.