Topic outline

  • Deliver

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  • Outline

    OBJECTIVES

    • Provide an overview of the importance of pipeline defect assessment.
    • Describe how pipelines fail and how defects are classified and detected.
    • Provide the basic principles of defect assessment.
    • Introduce the relevant codes and standards.
    • Provide experience and practice in applying the common assessment methods.
    • Identify the inputs required for conducting the various assessments.
    • Discuss the relative merits of the different methodologies.

    • Cover the basic calculations associated with the assessments.

    LEVEL
    Foundation

    PREREQUISITE

    Awareness Level in Pipeline Defect Assessment

    DURATION

    2 Days

    PRESENTER
    Michael Palmer, Adrian Lim, Joe Short and Phil Hopkins (Partner)

    WHO SHOULD ATTEND
    • Personnel new to the industry/topic, or those who want to refresh their knowledge in this specific area.

    • Attendees are expected to be aware of basic engineering principles, pipeline operation and pipeline integrity management.
    • Technical engineers, project managers and other managerial staff with responsibility for ensuring safe operation of pipelines.

    • Learning

      DAY ONE

      Overview of pipeline integrity management practices 
      • Introduction to risk concepts
      • Elements of a pipeline risk model
      • Threat, failures and consequences
      • Risk evaluation
      • Risk and integrity management


      Inline inspection 
      • Common hazards and the effect on the pipeline
      • Explanation of ILI technologies (tool capabilities and specifications)
      • Latest developments in ILI
      • Selection of ILI tool from pipeline operator’s point of view

      Overview of pipeline defects 
      • Pipeline threats
      • Types of pipeline defects
      • Detecting pipeline defects
      • Pipeline properties
      • Pipeline failure modes
      • Hydrotest
      • Introduction to defect acceptance criteria
      • Defect interaction
      • Workmanship standards vs. fitness-for-service (FFS)
      • FFS resources

      DAY TWO

      Corrosion defect assessment tutorial and workshop
      • Background
      • Types of corrosion defects
      • Common assessment methods
      • Comparison of assessment methods
      • Safety factors
      • Defect interaction
      • Consideration of additional loading
      • Case study and calculation workshop


      Geometric defect assessment tutorial and workshop
      • Types of geometric defects (dents, gouges, ovalities, wrinkles, buckles)
      • Overview of available assessment codes and other associated literature
      • Discussion of advanced assessment techniques
      • Combined defects (e.g. dents with gouge / metal loss)
      • Case study and calculation workshop
      • Crack assessment tutorial and workshop
      • Types of pipeline cracks
      • Background
      • Key input parameters for crack assessment
      • Overview of assessment methods
      • Basic introduction to fatigue
      • Case study and calculation workshop

      Corrosion growth assessment
      • Background
      • Comparison of repeat ILI data
      • Tool tolerances and sizing accuracy
      • Pipeline segmentation
      • Corrosion growth case study


      Pipeline repair
      • Explanation of various repairs
      • Code guidance/requirements
      • Selection of repair method
      • Development of future repair plan/strategy