Course Objective:
By the end of this course, the participant will be able to:
- Understand and know directional drilling operations and well planning.
- Understand the tools and methods used including the associated paperwork required on the rig.
- Understand the impact of right and wrong decisions on well costs.
Course Outline:
- Directional drilling overview.
- Definitions and their application.
- Drilling string components, steel quality class, codes and tables.
- Forces on the drill string – Tension – Torsion – Collapse – Burst – Vibration – Safety factors.
- Overpull calculations by the API method.
- Bit types and selection with bit grading exercise.
- Casing design and calculations.
- Hydraulics calculations nozzle selection.
- Hydraulics software exercise.
- Well tragectory types.
- Directional control with rotary assembly:
- Racked – Fulcrum – Pendulum – WOB – RPM.
- Directional control with mud motor BHA.
- Mud motor design principles.
- Mechical jars and hydraulic jars.
- Directional survey tools – MWD.
- Practice in paperwork associated with directional drilling.
- Dynamic fluid hydraulics and drilling fluid systems.
- Introduction to drill bits, bottom hole assemblies and survey tools.
- Mud motors and turbines.
- Deviated and horizontal drilling tools / techniques.
- Azimuth – Inclination – Convergence – UTM – well
Who Can Benefit:
Experienced Assistant Drillers and higher positions.
