Drilling course

Drill String Design

Overview

Covers drill string design and how to avoid operational problems and equipment wear. BHA design concepts, optimisation and drilling hydraulics are examined with an emphasis on practical, safe operating procedures.

Industry standards are used as training aids to give participants a thorough understanding of drill string component operating limits and practices.

Course agenda

Steel and submerged tubulars

  • Properties of steel
  • Axial force
  • Buckling in submerged tubulars

Drill pipe connections and drill string design

  • Drill pipe connections
  • Drill string tension design
  • Drill string torque design

Drill string care and dynamics

  • Care and inspection
  • Damage
  • Dynamics

Well bore, rheology and BHA design

  • Wellbore stability
  • Mud rheology
  • Bit hydraulics
  • BHA designs: rotary, motor and RSS