X hits on this document

86 views

0 shares

0 downloads

0 comments

6 / 25

Primary Recovery

  • Production that uses the pressure of gases present in the wellbore

  • As production decreases, techniques must be employed to assist the declining pressure, although it is not replacing the pressure

  • Techniques known as artificial lift

  • Main form of artificial lift in primary recover is pumps

    • Electrical Submersible Pumps

(ESPs) Multistage centrifugal pumps that use blades, or impellers, attached to a long shaft. The shaft is connected to an electrical motor that is submerged in the well. The pump usually is installed in the tubing just below the fluid level, and electricity is supplied through a special heavy- duty armored cable.

Document info
Document views86
Page views86
Page last viewedWed Jan 18 06:48:28 UTC 2017
Pages25
Paragraphs302
Words1961

Comments