单螺杆抽油泵3/2线形初步探讨  

Discussion for Three/Double Thread Progressive Cavity of Single Screw Pump

作　　者：杜新忠 贾吉冉 杨成永 刘秀英 

机构地区：[1]德州联合石油机械有限公司,山东德州253007

出　　处：《石油矿场机械》2008年第9期94-96,共3页Oil Field Equipment

摘　　要：提出了单螺杆抽油泵3/2结构形式,通过与1/2和2/3结构的比较,分析了3/2结构在单螺杆抽油泵性能上的优点,并对3/2结构中涉及到的技术问题进行了研究。The structure of three/double thread progressive cavity of single screw pump （PC pump） was introduced. By comparison of the structures between one/double and doublel/three thread PC pumps, their features of performance were analyzed. Some technical points concerning their structures were studied.

关 键 词：单螺杆抽油泵 3/2线形 探讨 

分 类 号：TE933.302[石油与天然气工程—石油机械设备]