西南石油大学学报(自然科学版) ›› 1997, Vol. 19 ›› Issue (1): 60-65.DOI: 10.3863/j.issn.1000-2634.1997.01.012

• 石油机械工程 • 上一篇    下一篇

一种喷射泵系统装置和工艺参数的优化匹配方法

赵淑兰1 孟坤六1 张正泉2 俞平仁2 林宁2
  

  1. 1.石油机械系;2.四川石油管理局川南矿区
  • 收稿日期:1996-06-04 修回日期:1900-01-01 出版日期:1997-02-20 发布日期:1997-02-20

An Optimum Matching Technique for a Jet Pump System and Its Operation Parameters

Zhao Shulan   

  1. Dept. of Mechanical Engineering, SWPI, Sichuan, 637001
  • Received:1996-06-04 Revised:1900-01-01 Online:1997-02-20 Published:1997-02-20

摘要: 以喷射泵系统在给定的工作条件和井底流动压力变化范围内,在满足生产要求的前提下,平均工作效率最高为目标函数,取喷嘴—喉管面积比、地面泵功率和压力、油管尺寸共四个设计变量,从喷射泵复杂的迭代计算过程中确定出气蚀、系统工作性能等限定的十二个约束条件,建立系统优化模型。用约束非线性混合离散优化方法对喷射泵系统装置进行优化匹配。该优化匹配方法可为工程前期系统装置的总体规划和匹配提供理论依据。

关键词: 喷射泵, 工艺参数, 优化设计, 系统设计

Abstract: Under the operation conditions of a jet pump system in one well considered, the maximum average operation efficiency of the jet pump system over a range of flowing bottomhole pressures is taken as the objective function on the premise of meeting the production requirements. The optimum model is set up, considering four optimum variables, that is, the ratio of nozzle area to
throat area, piston pump horsepower, piston pump pressure, and tubing size. The model includes twelve constrained conditions which are governed by caviation characteristics and operation performance of a jet pump and can be determined by complicated iterative calculation of jet pump performance.. The technique of mixed-discrete nonlinear optimization is used to solve
the model in order that a jet pump system matches optimally. The optimum matching technique lays the theoretical foundation for the general layout of a jet pump system of a well.

Key words: Jet pump, Process parameter, Optimizing design, System design

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