Instructors
Dr. H. Rabia
Objectives
At the end of the course, participants will be able to:
- Identify candidate wells for horizontal drilling
- Design horizontal and multilateral well profiles
- Understand single and double build curves
- Calculate torque and drag
- Understand kick-off methods
- Compile a drilling and completion programme
- Estimate wellbore stability mud weights
Course Content
- Geology and Reservoir Considerations
- How to Select and Screen Horizontal Wells
- Target Considerations: Dimensions, Azimuth, Target Area, Markers
- Profile Design and Well Path Calculations: Example from Oman
- Drill String Design: Torque, Drag, Buckling Calculations
- Mud Systems
- Kick-Off Techniques
- Drillbits and Coring
- Rock Mechanics and Wellbore Stability: Actual Example from North Sea
- Hole Cleaning
- New Drilling Methods: ERD, UBD, CT, Intelligent MWD Systems
- Logging and Perforating Horizontal Wells
- Completion Methods: Zonal Isolation, Multilateral Considerations
- Formation Damage and Cleaning
- Workover Considerations
- A Complete Well Design Exercise and Presentation
