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Keywords: ILI
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Proceedings Papers

Proc. ASME. IPC2022, Volume 2: Pipeline and Facilities Integrity, V002T03A063, September 26–30, 2022
Publisher: American Society of Mechanical Engineers
Paper No: IPC2022-87345
... and were included in API RP 1183. The specific tasks in the current project included the assessment and improvement of indentation crack formation strain estimation methods, evaluation of the impact of ILI measurement accuracy on dent integrity assessment, and level of conservatism (safety factor) inherent...
Proceedings Papers

Proc. ASME. IPC2022, Volume 2: Pipeline and Facilities Integrity, V002T03A062, September 26–30, 2022
Publisher: American Society of Mechanical Engineers
Paper No: IPC2022-87344
... supported by the Pipeline Research Council International (PRCI) evaluating the ability of ILI systems to provide pipeline condition information for dents with coincident or closely aligned features. A set of sample dent features were prepared along with a trial protocol and performance metrics beyond those...
Proceedings Papers

Proc. ASME. IPC2022, Volume 2: Pipeline and Facilities Integrity, V002T03A020, September 26–30, 2022
Publisher: American Society of Mechanical Engineers
Paper No: IPC2022-86884
... Abstract Internal corrosion is one of the main threats to pipeline integrity. For in-line inspection (ILI) based integrity programs, in-the-ditch non-destructive examination (NDE) data quality is imperative for ILI validation. NDE feature misclassification and/or depth inaccuracy can lead...
Proceedings Papers

Proc. ASME. IPC2022, Volume 1: Pipeline Safety Management Systems; Project Management, Design, Construction, and Environmental Issues; Strain-Based Design and Assessment; Risk and Reliability; Emerging Fuels and Greenhouse Gas Emissions, V001T07A026, September 26–30, 2022
Publisher: American Society of Mechanical Engineers
Paper No: IPC2022-87262
... Abstract Major challenges are foreseen in quantitative risk assessment of ILI detected crack-related features for thin-wall pipelines due to disproportionate ILI sizing uncertainties relative to pipe wall thickness. Therefore, the likelihood of defects growing into through-wall cracks, leading...
Proceedings Papers

Proc. ASME. IPC2022, Volume 2: Pipeline and Facilities Integrity, V002T03A001, September 26–30, 2022
Publisher: American Society of Mechanical Engineers
Paper No: IPC2022-87046
... of the application of processed IMU data for as-built evaluation is presented and its use to help support a variety of decision making is discussed. The IMU data is a key data input when constructing detailed finite element models for on-going stress analysis studies. pipeline IMU ILI stress design code...
Proceedings Papers

Proc. ASME. IPC2022, Volume 2: Pipeline and Facilities Integrity, V002T03A024, September 26–30, 2022
Publisher: American Society of Mechanical Engineers
Paper No: IPC2022-86946
... Abstract New Century Software has completed a research and development project in collaboration with TC Energy to automatically correlate ILI corrosion features with corresponding NDT laser scan data to validate ILI depth predictions with raw laser scan pit measurements and generate unity plots...
Topics: Corrosion, Lasers
Proceedings Papers

Proc. ASME. IPC2022, Volume 2: Pipeline and Facilities Integrity, V002T03A026, September 26–30, 2022
Publisher: American Society of Mechanical Engineers
Paper No: IPC2022-87060
... to validate ILI run tolerances. The standard describes three levels of validation, with ‘Level 3’ requiring the operator calculate ILI tool measurement performance with real-world data measured in validation spools and excavation sites. Real-world, inspection data sets have some characteristics that make them...
Proceedings Papers

Proc. ASME. IPC2020, Volume 1: Pipeline and Facilities Integrity, V001T03A041, September 28–30, 2020
Publisher: American Society of Mechanical Engineers
Paper No: IPC2020-9481
... Abstract A large majority of urban gas distribution pipelines are designed to accommodate future integrity management surveys with in-line inspection (ILI) tools. However, even with typical inspection design parameters considered, many pipelines end up on a “difficult-to-inspect” list...
Proceedings Papers

Proc. ASME. IPC2020, Volume 1: Pipeline and Facilities Integrity, V001T03A043, September 28–30, 2020
Publisher: American Society of Mechanical Engineers
Paper No: IPC2020-9495
... Abstract Inline Inspection Internal Measurement Unit (ILI IMU) data analysis is a well understood but often under-utilized technology for detecting, defining, assessing and monitoring soil to pipeline interactions. The technology has been successfully used to detect landslide interactions since...
Proceedings Papers

Proc. ASME. IPC2020, Volume 1: Pipeline and Facilities Integrity, V001T03A066, September 28–30, 2020
Publisher: American Society of Mechanical Engineers
Paper No: IPC2020-9288
...”. Five out of the six lines, 12” to 36”, have been inspected using the axial strain tool. The pipelines inspected cover a range of characteristics including, different vintages, pipe diameters and positions in the ROW. These differences, and the ILI runs provide an insight into the effect of a landslide...
Proceedings Papers

Proc. ASME. IPC2020, Volume 1: Pipeline and Facilities Integrity, V001T03A067, September 28–30, 2020
Publisher: American Society of Mechanical Engineers
Paper No: IPC2020-9307
... methodology was applied to use data from multiple inline inspection (ILI) runs and field measurements with non-destructive examination (NDE) tools to increase confidence in crack size estimates. Multiple crack depth measurements were used in two different ways namely, to improve the characterization of ILI...
Proceedings Papers

Proc. ASME. IPC2020, Volume 1: Pipeline and Facilities Integrity, V001T03A046, September 28–30, 2020
Publisher: American Society of Mechanical Engineers
Paper No: IPC2020-9544
... Abstract Cracks in dents or linear anomalies interacting with dents are a major pipeline threat. These combined anomalies represent challenges to the Mechanical Engineers that design ILI tools as they need to keep the sensor in an optimal position towards the inner pipe wall. Ultrasonic Crack...
Proceedings Papers

Proc. ASME. IPC2020, Volume 3: Operations, Monitoring, and Maintenance; Materials and Joining, V003T04A017, September 28–30, 2020
Publisher: American Society of Mechanical Engineers
Paper No: IPC2020-9270
... will provide an overview of monitoring approaches that have proven useful for the long-term monitoring and assessment of high density landslide areas at a system-wide scale, including the use of repeat LiDAR surveys (i.e., LiDAR Change Detection Analysis), in-line inspection (ILI) inertial measurement unit...
Topics: Landslides
Proceedings Papers

Proc. ASME. IPC2012, Volume 4: Pipelining in Northern and Offshore Environments; Strain-Based Design; Risk and Reliability; Standards and Regulations, 703-712, September 24–28, 2012
Publisher: American Society of Mechanical Engineers
Paper No: IPC2012-90509
..., and the probabilistic characteristics of the parameters involved in the growth model are evaluated using Markov Chain Monte Carlo (MCMC) simulation technique based on ILI data collected at different times for a given pipeline. The model accounts for the constant and non-constant biases and random scattering errors...
Proceedings Papers

Proc. ASME. IPC2004, 2004 International Pipeline Conference, Volumes 1, 2, and 3, 963-967, October 4–8, 2004
Publisher: American Society of Mechanical Engineers
Paper No: IPC2004-0375
..., preventative maintenance programs are employed to mitigate the SCC. Where required, Enbridge employs high-resolution crack in-line inspection (ILI) as the most precise method for managing SCC. As a member of the Canadian Energy Pipeline Association (CEPA), Enbridge participated in the development of a basic...