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Stuck Pipe, Design and Operational Practices for Avoidance (DRI36)

    Description

    This course addresses the root causes of poor planning and poor operational procedures that lead to stuck pipe situations at the rigsite.
    The approach to stuck pipe prevention advocated in this course is a ‘holistic’ one where the subject is addressed across disciplines at the planning, execution and evaluation stages of each project. The importance of maintaining focus on the key drivers of stuck pipe during each phase of well construction is highlighted as is the use of techniques and equipment previously only used by the geoscience teams.
    Whilst the course covers all the areas of potential stuck pipe in well construction operations, the delivery of it is focused on ensuring that the greatest impact can be delivered both in the planning stages and at the rigsite. The time weighting of each subject area and each stuck pipe mechanism is based on the industry stuck pipe statistics to ensure that the maximum value is delivered.

    Course Level: Foundation / Skill
    Duration: 5 days
    Instructor: Kevin Gray

    Designed for you, if you are...

    • A professional involved in well construction, office based or rig based staff at all levels
    • For the first time introduced to stuck pipe
    • In need of refreshing your knowledge or if it is more than two years since you attended a stuck pipe course

    How we build your confidence

    • Practical demonstrations of all the key principles using models and simulations in the classroom
    • Mixed instructor-led delivery of theoretical content with blend of PowerPoint overview, whiteboard explanations of detail and class interactive exercises
    • A narrative that runs through the course where each topic is inter-related and built on the previous learnings
    • Extensive allowance for class-led questioning within the course delivery
    • A 'role playing' exercise might be included

    The benefits from attending

    By the end of the course you will feel confident in your understanding of:

    • How to plan wells using the most up-to-date techniques and input from the geology and geomechanics teams to prevent avoidable problems in the well
    • How the ‘old’ practices and procedures embedded in the industry are not always correct and often lead to stuck pipe situations
    • How the ‘human factor’ plays a significant part in a lot of stuck pipe situations and why people do not follow the correct practices and procedures
    • Communication and operational reporting and planning, why we often do not see the obvious risks because of the way we focus our reporting
    • The definitions, mechanisms and language of stuck pipe
    • Jars and accelerators, how they work and how to place them correctly, but also why these pieces of equipment are not always going to help you

    Topics

    Introduction to Stuck Pipe and Risk Management
    • Understanding the drilling operation as a process and controlling that process effectively
    • Stuck pipe definitions and statistics: Identifying trends and common pitfalls
    • Offset data review: Recognizing risks of flawed stuck pipe statistics
    • Understanding project risk profiles: Developing a risk register and roadmap
    • The danger of ignoring ‘Human factors’

    Mechanisms of Stuck Pipe
    • Differential sticking: Causes, prevention, and mitigation strategies
    • Geometric sticking: Wellbore geometry, tortuosity impact, and deviation control
    • Solids sticking: Causes, drilling fluid properties, and operational factors

    Engineering & Geological Considerations
    • Rock mechanics and stresses in the well: Farfield and induced stresses
    • Directional profile and its role in stuck pipe risk: Effects of well geometry, dogleg severity (DLS), and profile optimization
    • Torque and drag as a fundamental component of stuck pipe: Causes, monitoring, and mitigation
    • Geomechanics and using FEWD (LWD) for well stability assessment

    Well Planning & Best Drilling Practices
    • Engineering modelling of the well: Creating a baseline for wellbore monitoring
    • Hole cleaning theory and practice: Adjusting hole cleaning regimes for different well angles
    • Planning a well to avoid stuck pipe: Key design and operational considerations
    • Tripping and connection practices: Developing robust procedures for each well section

    Rigsite Monitoring and Operational Controls
    • Rig site well monitoring: Utilizing all relevant data inputs for proactive detection
    • Building and using the rigsite Torque & Drag (T&D) plot for monitoring wellbore conditions
    • Rigsite practices: Designing procedures and ensuring compliance with best practices

    Role of Drilling Fluids in Stuck Pipe Prevention
    • The drilling fluid as a prevention tool: Selection, maintenance, and Realtime adjustments
    • Optimizing drilling fluid properties for different formation conditions

    Identifying & Responding to Stuck Pipe Incidents
    • Identifying the stuck pipe mechanism: Realtime rigsite guidance
    • HSE approach to drilling incidents: Safety measures and incident response protocols

    Drillstring & Equipment Considerations
    • Drillstring design issues: Factors influencing stuck pipe risk
    • Equipment design and selection: Ensuring compatibility with well conditions
    • Stresses in the drillstring during stuck pipe: Loss of endpoint buoyancy and its implications
    • Jars and impact tools
    • Jars, jar placement, accelerators, and intensifiers: Risk vs. reward considerations
    • To run or not to run? That is the question – Jars as a stuck pipe cause


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