Course Details

This course is ideal for professionals involved in drilling, well engineering, and well integrity operations, including: Drilling Engineers / Well Engineers, Completion & Workover Engineers, Well Integrity / Production Technology Engineers, Field Engineers and Drilling Supervisors, Petroleum / Reservoir / Geothermal Engineers involved in well design decisions, Service company technical engineers and technical sales personnel (casing, cementing, wellhead), Engineering consultants, auditors, and technical authorities, New graduates seeking applied knowledge in casing design and well construction.

The course is designed for both early-career and experienced professionals and supports participants working toward advanced engineering roles and professional certification.

• Expert-led sessions with dynamic visual aids
• Comprehensive course manual to support practical application and reinforcement
• Interactive discussions addressing participants’ real-world projects and challenges
• Insightful case studies and proven best practices to enhance learning

By the end of this course, participants will be able to:

• Understand the fundamentals of drilling, well architecture, and the functional requirements of casing strings.
• Apply API/ISO casing specifications, steel grades, and connection selection criteria in design decisions.
• Analyze well data (pore pressure, fracture gradient, mud weight window) to determine casing setting depths.
• Perform casing design calculations for burst, collapse, and tension loads using industry standards and safety factors.
• Select appropriate casing materials based on operational conditions, sour service environments, and well type.
• Evaluate the influence of cementing, operational running loads, centralization, torque & drag, and wear on casing integrity.
• Address special design challenges for HPHT, ERD, horizontal/multilateral, geothermal, and deepwater wells.
• Understand thermal and pressure effects including APB and mitigation strategies.
• Use casing design software for simulation, validation, and optimization.
• Complete a full casing design workflow from input preparation to final design recommendations.

DAY 1

Fundamentals of Well & Casing Design

Introduction to Well Design

• Welcome and introduction
• Pre-test
• Overview of drilling and well construction
• Functions and importance of casing strings
• Types of casing (conductor, surface, intermediate, production, liners)

Casing Standards & Specifications

• API/ISO casing specifications
• Steel grades and material properties
• Connection types: API vs premium

Understanding Well Data Inputs

• Pore pressure and fracture gradient basics
• Mud weight window
• Formation strength, drilling hazards

Practical Session

• PP/FG plot interpretation
• Determine casing setting depth from provided well data

DAY 2

Casing Setting Depth & Design Loads — Burst & Collapse

Casing Setting Depth Selection

• Geological and operational criteria
• Kick tolerance
• Selecting casing points

Burst Load Design

• Drilling scenarios
• Kick and well control situations
• Gas migration and production burst
• API burst ratings and safety factors

Collapse Load Design

• Cementing effects
• Evacuation scenarios
• API collapse ratings and design factors

Practical Session

• Burst and collapse load calculations for a sample well
• Selecting casing weights based on load cases

DAY 3

Tension Design, String Design & Material Selection

Tension Load Design

• Running loads and buoyancy
• Shock loads, overpull, drag
• Body yield vs joint strength

Casing Material & Connection Selection

• Steel grade selection
• Sour service (H₂S) considerations – NACE
• CRA materials
• API vs premium threads

Casing String Design

• Sectional design methodology
• Combining burst, collapse, and tension
• Safety factor application
• Selecting wall thickness and weights

Practical Session

• Tension load and breakout strength calculations
• Full string design for 1–2 casing sections

DAY 4

Operational Considerations, Cementing & Special Wells

Cementing Principles for Casing Design

• Purpose of cementing
• Cement height requirements
• Centralization
• Influence of cement on collapse loads

Operational Considerations

• Running casing procedures
• Casing wear
• Torque and drag
• BOP and wellhead interface

Special Well Design Considerations

• HPHT wells
• Extended reach drilling (ERD)
• Horizontal/Multi-lateral wells
• Geothermal & CCS wells
• Deepwater casing design

Practical Session

• Cement height calculation
• Centralizer spacing design

DAY 5

Thermal Effects, Software Use & Final Project

Thermal & Pressure Effects

• Annular Pressure Buildup (APB)
• Thermal expansion and trapped annulus
• Mitigation strategies (VCC, thermal sleeves)

Casing Design Software

• Overview of WellCat / Landmark StressCheck / other industry tools
• Input preparation
• Running simulations and interpreting outputs

Case Studies & Wrap-Up

• Analysis of casing failures
• Best practices in design, operations & verification
• Course summary & Q&A

Final Practical Project

Participants complete a full casing design for a sample well, including:

• Setting depth selection
• Burst, collapse, tension design
• Material and connection selection
• Cementing and operational considerations