Mastering Pipeline Inspection Data
Understanding how ILI Data Quality influences Effective Defect Assessment
Instructors: Dr. Michael Beller and Dr. Konrad Reber
Online
The course is 4 sessions: 2 sessions per week over 2 weeks.
Course times are from 9am to 1:30pm US Central Time each day.
Agenda
Block 1: Why is Pipeline Inspection Data and its Quality important?
Session 1: Introduction to the Course: Do we understand the asset? Presented by Michael
- Introduction to the course and overview
- Pipeline Basics
- Flow and Availability
- The Integrity Drivers
- The Integrity Loop
- Data-Information-Decision Making
- Onshore versus Offshore
- Upstream, Midstream and Downstream
- The Pipe and its “defense layers”
- Understanding the “Pipeline Life-Cycle”
- Pipeline Threats
- Internal versus external inspection
Session 2: Protection of pipelines: How can we protect? Presented by Konrad
- Why the pipe needs protection
- What is corrosion?
- What methods for the protection of pipelines exist other than inspection and repair
- The Pipeline and its “defense layers”
- Coating
- Checking Cathodic Protection
- Surveillance
Session 3: Integrity Assessment: Is the pipeline still safe? Presented by Michael
- A short introduction into Defect Assessment
- The concept of ECA: Engineering Critical Assessment
- Input parameters needed for defect assessment (Material, Stress, Geometry)
- Defect geometries and their impact on local stress distribution
- Understanding the role of material characteristics
- The potential issue with older pipelines
Block 2: What type of Integrity Data is there?
Session 4: Pipeline Material Properties: What are they made of? Presented by Konrad
- Typical Pipeline Materials
- Seamless, long seam welded, spirally welded pipe
- Understanding the role of material characteristics
- Special pipe materials
Session 5: Stresses in Pipelines: What loading do pipelines experience? Presented by Michael
- Loading and mechanical stresses
- Typical loads acting on pipelines
- Global versus local loading
- Defect geometries and their impact on local stress distribution
Session 6: Defects and their Geometries: Why is the shape important? Presented by Michael
- Ideally round pipe
- Typical welds and their geometries
- Typical Defects in Pipelines and their shapes
- Manufacturing related versus Operational Defects or when do defects occur?
- Defect Classes: Geometric, Metal Loss and Cracks
- Typical Defect Geometries
Block 3: How can we collect Inspection Data?
Session 7: Non-destructive Testing: What kind of data is required? Presented by Konrad
- The role of non-destructive testing
- Detecting, sizing, locating
- Looking beyond the defect
- Understanding Thresholds
- Understanding accuracies
- The three dimensions of resolution
- Understanding Confidence Levels
- Issues regarding interacting and coincident defects
Session 8: How does Electromagnetic inspection perform? Presented by Konrad
- Magnetic Flux Leakage – the principle
- Levels of Magnetization
- The question of orientation
- MFL – the defect spec view
- Factors affecting data quality
- Special issues regarding coincident defects
- Special issues regarding repeat inspections
- Material Characteristics and Pipe grading
- Other electromagnetic methods (Eddy Current)
Session 9: How does UT inspection perform? Presented by Konrad
- Ultrasound – the principle
- Impedance and material properties
- The different ways to create the Ultrasound
- UT – the defect spec view
- Factors affecting data quality
- Special issues regarding coincident defects
- Special issues regarding repeat inspections
- Inspecting the Coating
- Material Characteristics and Pipe grading
Session 10: Other Technologies: What is still missing? Presented by Konrad
- Optical Methods
- X-Ray Tomography
- Mechanical
Session 11: How tool hardware influence data quality? Presented by Michael
- Automated Systems
Explaining difference between manual and automated inspection
- In-line inspection tools
Very short overview of available ILI tools
- Mechatronical Systems
Concept of sensor technology with defect spec perspective and operational perspective, propulsion
- Factors affecting data quality
- Special issues regarding coincident defects
- Special issues regarding repeat inspections
Block 4: Bringing it all together – Mastering Pipeline Inspection Data
Session 12: Bringing it all together: how can we get a holistic picture? Presented by Michael
- Multiple Data Sets
- Inspecting the pipe wall
- Inspecting the Coating
- Checking Cathodic Protection
- Material Characteristics and Pipe grading
- Assessing global and local stresses and strains
- Combination of data sets
- What to gain
- The role of the service provider
- Data collection over time or at once?
Session 13: Sample Inspection Cases. Presented jointly by Konrad and Michael
- Welds and defects at welds
- Dents with other defects
- Multiple Corrosion defects
Case Examples will be presented and discussed with the delegates.