8. Well Design
Candidates:
Drilling supervisors and engineers, Well Engineers, Mud Engineers and service companies personal
Summary:
The drill bit represents the heart of the drill string, and therefore its proper selection and use cannot be overemphasized. The objective of this course is to acquaint the participants with bit types and design, selection criteria and factors affecting bit wear.
Course Contents:
· Fundamentals of bit design and manufacturing
· Bit types
· Drag bits
· Rolling cutter bits
· Insert bits-seals -friction bearings
· Milled tooth bits
· Diamond bits
· Polycrystalline diamond compact (PDC)
· Standard classification
· Criteria for selecting the bit for a given formation
· Standard methods for evaluating bit dullness
· Factors affecting bit wear and drilling speed
· Optimization of bit weight and rotary speed
· Factors affecting bit performance
Casing and Cementing
Candidates:
Drilling Production and Reservoir Engineers as well as Geoscientists and those involved in wellsetting and operations.
Summary:
The primary objective of this course is to familiarize the attendees with the principals and practices of designing and conducting a successful casing and cementing jobs. It deals with both aspects from the engineering and operational perspective.
Course Contents:
· Introduction
· Casing types & tools
· Casing Design
· Casing Problems and How to overcome it
· Conducting a successful job
· Cementation Design
· Cement Calculation
· Cementation equipments
· How to monitor a cementation job?
· Cementation problems
· Well Compilation
Completion & Well Intervention
Candidates:
Drilling, Work over and Production Engineers as well as Reservoir and service facilities engineers. Senior Geoscientists and team leaders are also good candidates.
Summary:
The workshop is structured to establish a thorough understanding of basic design consideration of well completion methods and provide participants with in-depth knowledge of equipment selection (based on design criteria) in completion & work over programs. It aims to highlight the interface between the members of a multidisciplinary team including production technologists, drilling engineers, completion engineers, well production engineers, reservoir engineers and geoscientists.
Course Contents
· Introduction
· Types of completion
· Completion selection & design criteria
· Completion productivity
· Completion equipment
· Perforation techniques
· Hydraulic Fracturing
· Acidizing Techniques
· Squeeze cementing
· Coiled Tubing
· Wireline intervention
Drilling Fluids
Candidates:
Drilling supervisors and engineers, Well Engineers, Mud Engineers, Forman and other technicians.
Summary:
This course aims to familiarize the participants with the primary types of drilling fluids, functions of drilling fluids, testing of both water-base and oil-base drilling fluids, and the associated problems involved with drilling fluids.
Course Contents:
· Introduction to drilling fluids
· Functions and testing of drilling fluids
· Engineering data and calculations
· Water-base drilling fluids
· Flow characteristics, rheology, and chemical treatment
· Filtration control
· Low solids drilling fluids
· Inhibitive drilling fluids
· Oil-base drilling fluids
· Solids control
· Associated problems
· Lost circulation-stuck pipe-Influx to wellbore

Candidates:
Wellsite and operations geoscientists; development and exploration geoscientists; directional drilling & MWD personnel.
Summary:
This course is designed to provide participants with the fundamentals of modern drilling techniques. They will learn about the function and interactions of drilling tools and procedures and will understand how and why particular drilling solutions are selected. They will perform routine drilling engineering calculations and become familiar with the duties and responsibilities of the drilling engineer as well as the rig site terminology and learn about new trends and technologies.
Course Contents:
· Introduction
· Types of rigs
· Drill string/BHA design
· Hoisting and rotating systems
· Circulation systems and fluids
· Bit technology/design/applications
· Casing and cementing
· Completions technology
· Directional drilling
· Drilling problems
Horizontal Well Drilling Technology
Candidates:
Drilling engineers, drilling foremen, rig supervisors, directional engineers and petroleum engineers.
Summary:
This course builds a firm foundation in the principles and practices
of directional drilling, calculations, and planning for directional and horizontal wells. Specific problems associated with directional/horizontal drilling such as torque, drag, hole cleaning, logging and drill string component design are included. Participants will become familiar with the tools and techniques used in directional drilling such as survey instruments, bottom hole assemblies, motors, steerable motors and steerable rotary systems and will be able to predict wellbore path based
on historical data and determine the requirements to hit the target.
Course Contents:
· Directional well profile
· Surveying tools
· Development of directional measurement techniques
· Drilling deviated section
· Specific problems in directional drilling
· Planning & navigation of directional wells
· Calculations methods
· Well profiles & applications
· Horizontal drilling systems
· Factors influencing horizontal well productivity
· Problems associated
· Deflection for re-entries
· Drilling and drill string consideration
· Types of horizontal well completion
· Cementing a horizontal well
· Sand control in horizontal well
Stuck Pipe and Fishing Operation
Candidates:
Drilling Engineers, operators, technicians and other staff involved in the
maintenance of drilling rigs.
Course Contents:
· Introduction to causes of pipe sticking
· Well Planning to avoid stuck pipe & fishing
· Formation pressure prediction
· Fracture pressure determination
· Casing setting depth selection
· Fishing job classification
· Stuck pipe
· Parted pipe
· Junk
· Wireline tools
· Planning and preparation
· Pipe recovery
· Initial action
· Locating the stuck interval
· Back-off operations
· Engaging the outside diameter: overshot, box taps, die collars
· Engaging the inside diameter: Taper taps, releasing spears, DST tools
· Tubing punchers & tubing
· Economics
Well Design
Candidates:
Fresh graduate drilling engineers, geoscientists, petroleum engineers, foremen, operators and technicians.
Summary:
This course is designed to provide participants with the fundamentals
of planning and designing wells using the most up-to-date techniques. They will learn about the conceptual design and detailed engineering calculations involved in planning a well, the planning for vertical,
directional and horizontal wells, the drilling fluids, bit selection, drill string design and casing program as well as the completion design of the wells.
Course Contents:
· Well planning processes
· Duties and responsibilities of the drilling engineer in planning stage
· Bit technology/design/applications
· Drill string/BHA design
· Circulation systems and fluids
· Casing and cementing
· Completions technology
· Directional drilling
· Engineering calculations
· Avoiding borehole problems
Well Completion & Workover
Candidates:
Drilling, workover and production engineers as well as reservoir and service facilities engineers. Senior geoscientists are also good candidates.
Summary:
The course is structured to establish a thorough understanding of basic design consideration of well completion methods and provide participants with in-depth knowledge of equipment selection in completion &
workover programs.
Course Contents:
· Basic completion categories & types
· Completion selection & design criteria
· Openhole, uncemented liner & perforated completion
· Multizone and subsea completion
· Completion productivity
· Sizing & tubing
· Matching completion & reservoir performance
· Risks of formation damage
· Sand fill
· Maximizing well productivity
· Selection & treatment of completion fluids
· Completion equipment & design practices
· Downhole completion accessories
· Workover operation & rig selection
· Acidizing fundamentals
· Fishing & snubbing
· Hydraulic fracturing fundamentals
· Squeeze cementing