Course Overview

Day-by-Day Outline

Day 1 – Fundamentals of Stuck Pipe Mechanisms

• - Types of stuck pipe: pack-off, differential sticking, mechanical sticking
• - Factors contributing to stuck pipe events
• - Stuck pipe statistics and cost implications
• - Wellbore instability and its role in stuck pipe
• - Exercise: Classify different stuck pipe scenarios from field cases

Day 2 – Hole Cleaning & Cuttings Transport

• - Principles of hole cleaning in vertical and directional wells
• - Cuttings bed formation and transport efficiency
• - Annular velocity, mud properties, and rheology effects
• - Managing high-angle and horizontal hole cleaning challenges
• - Workshop: Calculate minimum annular velocities for effective hole cleaning

Day 3 – Wellbore Stability & Differential Sticking

• - Wellbore collapse and sloughing shale mechanisms
• - Pore pressure, fracture gradient, and mud weight relationships
• - Differential sticking causes and preventive measures
• - Mud properties optimization to avoid stuck pipe
• - Exercise: Calculate differential sticking forces under various conditions

Day 4 – Warning Signs, Monitoring & Preventive Practices

• - Early indicators of stuck pipe risk
• - Real-time monitoring techniques
• - Drilling practices to reduce sticking likelihood
• - Operational procedures during tripping and connections
• - Workshop: Develop a stuck pipe prevention plan for a challenging formation

Day 5 – Free Point Calculations & Recovery Techniques

• - Free point tool operations and interpretation
• - Back-off and fishing methods
• - Case studies of stuck pipe incidents: root causes and resolutions
• - Post-incident analysis for continuous improvement
• - Capstone Project: Analyze a stuck pipe incident and develop a mitigation and recovery plan

Expected Learning Outcomes

•  Recognize mechanisms and risk factors leading to stuck pipe
•  Optimize hole cleaning strategies in challenging wellbore geometries
•  Implement effective practices to minimize differential sticking
•  Identify early signs of stuck pipe and take corrective actions
•  Apply free point and recovery techniques to respond effectively to stuck pipe events