西南石油大学学报(自然科学版) ›› 1995, Vol. 17 ›› Issue (3): 109-113.DOI: 10.3863/j.issn.1000-2634.1995.03.016

• 油气田开发 • 上一篇    下一篇

井下增压器的结构探讨

王德玉
  

  1. (石油机械系)
  • 收稿日期:1994-03-25 修回日期:1900-01-01 出版日期:1995-08-20 发布日期:1995-08-20
  • 通讯作者: 王德玉

study of Doewnhole Pressure Unit Construction

Wang De-yu
  

  1. (Dept. of Mechanical Engineering)
  • Received:1994-03-25 Revised:1900-01-01 Online:1995-08-20 Published:1995-08-20
  • Contact: Wang De-yu

摘要: 井下增压器是一种应用超高压射流钻井新方法的关健设备。本文综述了目前国内外研制状
况,提出了一种静压式井下增压器的结构,阐述了其工作原理。这种井下增压器具有结构简单,换向准确、可靠性较高,压力损失小等特点。

关键词: 喷射钻井, 井下工具, 结构设计

Abstract: Downhole pressure unit is a key equipment in the application of extra-high fluid stream to oil drilling. This paper gives a general introduction of its development at present,presents the construction of a kind of downhole pressure unit and explains its working principle. This kind of downhole pressure unit has some characteristics,such as simple design,accurate ex-
change of direction and reliability,etc.

Key words: Jet drilling, Downhole tool, Structural mechanics

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