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Shahani Kariyawasam
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Proceedings Papers

Plausible Profile (Psqr) Corrosion Assessment Model: Refinement, Validation and Operationalization

Shenwei Zhang, Jason Yan, Shahani Kariyawasam, Terry Huang, Mohammad Al-Amin
Proc. ASME. IPC2020, Volume 1: Pipeline and Facilities Integrity, V001T03A015, September 28–30, 2020
Publisher: American Society of Mechanical Engineers
Paper No: IPC2020-9448
https://doi.org/10.1115/IPC2020-9448
View Paper titled, Plausible Profile (Psqr) Corrosion Assessment Model: Refinement, Validation and Operationalization
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Topics: Corrosion, Pipelines, Pressure
Proceedings Papers

Achieving Consistent Safety by Using Appropriate Safety Factors in Corrosion Management Program

Mohammad Al-Amin, Shenwei Zhang, Shahani Kariyawasam, Jason Z. Yan, Tammie Matchim
Proc. ASME. IPC2020, Volume 1: Pipeline and Facilities Integrity, V001T03A058, September 28–30, 2020
Publisher: American Society of Mechanical Engineers
Paper No: IPC2020-9470
https://doi.org/10.1115/IPC2020-9470
View Paper titled, Achieving Consistent Safety by Using Appropriate Safety Factors in Corrosion Management Program
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Topics: Corrosion, Metals, Reliability, Safety
Proceedings Papers

A Prudent Approach to Evaluate Dig Effectiveness

Aaron Schartner, Aaron Woo, Dushyant Puri, Shahani Kariyawasam
Proc. ASME. IPC2020, Volume 1: Pipeline and Facilities Integrity, V001T03A062, September 28–30, 2020
Publisher: American Society of Mechanical Engineers
Paper No: IPC2020-9520
https://doi.org/10.1115/IPC2020-9520
View Paper titled, A Prudent Approach to Evaluate Dig Effectiveness
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Topics: Corrosion, Ditches, Industrial research, Inspection, Leakage, Maintenance, Optimization, Pipelines, Reliability, Rupture
Proceedings Papers

Pull Test Study of the MFL-A Performance Within Casings to Improve ILI-Based Corrosion Management of Cased Pipes

Dongliang Lu, Jennifer Klementis, Shahani Kariyawasam, Terry Huang, Ryan Sager
Proc. ASME. IPC2020, Volume 1: Pipeline and Facilities Integrity, V001T03A077, September 28–30, 2020
Publisher: American Society of Mechanical Engineers
Paper No: IPC2020-9601
https://doi.org/10.1115/IPC2020-9601
View Paper titled, Pull Test Study of the MFL-A Performance Within Casings to Improve ILI-Based Corrosion Management of Cased Pipes
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Topics: Corrosion, Pipes, Testing, Pipelines, Inspection, Metals, Annulus, Failure, Leakage, Magnetic flux
Proceedings Papers

A Data Driven Validation of a Defect Assessment Model and its Safe Implementation

Shahani Kariyawasam, Shenwei Zhang, Jason Yan
Proc. ASME. IPC2020, Volume 1: Pipeline and Facilities Integrity, V001T03A080, September 28–30, 2020
Publisher: American Society of Mechanical Engineers
Paper No: IPC2020-9690
https://doi.org/10.1115/IPC2020-9690
View Paper titled, A Data Driven Validation of a Defect Assessment Model and its Safe Implementation
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Topics: Corrosion, Dimensions, Ditches, Errors, Failure, Inspection, Lasers, Materials properties, Metals, Model validation
Proceedings Papers

Safety Risk Acceptance Criteria for Pipelines

Maher Nessim, Shahani Kariyawasam
Proc. ASME. IPC2020, Volume 2: Pipeline Safety Management Systems; Project Management, Design, Construction, and Environmental Issues; Strain Based Design; Risk and Reliability; Northern, Offshore, and Production Pipelines, V002T07A004, September 28–30, 2020
Publisher: American Society of Mechanical Engineers
Paper No: IPC2020-9274
https://doi.org/10.1115/IPC2020-9274
View Paper titled, Safety Risk Acceptance Criteria for Pipelines
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Topics: Acceptance criteria, Pipelines, Risk, Risk assessment, Safety
Proceedings Papers

Reliability-Based Crack Threat Assessment and Management

Jason Yan, Shenwei Zhang, Shahani Kariyawasam, Dongliang Lu, Tammie Matchim
Proc. ASME. IPC2020, Volume 2: Pipeline Safety Management Systems; Project Management, Design, Construction, and Environmental Issues; Strain Based Design; Risk and Reliability; Northern, Offshore, and Production Pipelines, V002T07A012, September 28–30, 2020
Publisher: American Society of Mechanical Engineers
Paper No: IPC2020-9484
https://doi.org/10.1115/IPC2020-9484
View Paper titled, Reliability-Based Crack Threat Assessment and Management
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Topics: Fracture (Materials), Reliability, Safety, Pipelines, Fatigue, Pipes, American Petroleum Institute, Corrosion, Errors, Failure
Proceedings Papers

Assessment of Societal Risks Associated With Large Gas Transmission Pipeline Systems

Dongliang Lu, Alex Tomic, Shahani Kariyawasam
Proc. ASME. IPC2020, Volume 2: Pipeline Safety Management Systems; Project Management, Design, Construction, and Environmental Issues; Strain Based Design; Risk and Reliability; Northern, Offshore, and Production Pipelines, V002T07A015, September 28–30, 2020
Publisher: American Society of Mechanical Engineers
Paper No: IPC2020-9507
https://doi.org/10.1115/IPC2020-9507
View Paper titled, Assessment of Societal Risks Associated With Large Gas Transmission Pipeline Systems
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Topics: Pipeline systems, Risk, Pipelines, Risk assessment, Natural gas distribution, Computer software, Hazards, Pipeline integrity management, Risk analysis, Rupture
Proceedings Papers

Implementation of Reliability-Based Criteria for Corrosion Assessment

Riski Adianto, Maher Nessim, Shahani Kariyawasam, Terry Huang
Proc. ASME. IPC2018, Volume 1: Pipeline and Facilities Integrity, V001T03A072, September 24–28, 2018
Publisher: American Society of Mechanical Engineers
Paper No: IPC2018-78608
https://doi.org/10.1115/IPC2018-78608
View Paper titled, Implementation of Reliability-Based Criteria for Corrosion Assessment
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Topics: Corrosion, Reliability, Pipelines, Safety, Maintenance, Risk, Design, Optimization, Risk reduction, Stress
Proceedings Papers

A More Accurate and Precise Method for Large Metal Loss Corrosion Assessment

Shenwei Zhang, Jason Yan, Shahani Kariyawasam, Terry Huang, Mohammad Al-Amin
Proc. ASME. IPC2018, Volume 1: Pipeline and Facilities Integrity, V001T03A059, September 24–28, 2018
Publisher: American Society of Mechanical Engineers
Paper No: IPC2018-78233
https://doi.org/10.1115/IPC2018-78233
View Paper titled, A More Accurate and Precise Method for Large Metal Loss Corrosion Assessment
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Topics: Corrosion, Metals, Pipelines, Brain, Cutting, Lasers, Maintenance, Safety, Shapes, Tumors
Proceedings Papers

System Wide Risk Assessment in the 21 st Century: TransCanada’s Approach

Aleksandar Tomic, Terry Huang, Shahani Kariyawasam
Proc. ASME. IPC2018, Volume 2: Pipeline Safety Management Systems; Project Management, Design, Construction, and Environmental Issues; Strain Based Design; Risk and Reliability; Northern Offshore and Production Pipelines, V002T07A024, September 24–28, 2018
Publisher: American Society of Mechanical Engineers
Paper No: IPC2018-78657
https://doi.org/10.1115/IPC2018-78657
View Paper titled, System Wide Risk Assessment in the 21 st Century: TransCanada’s Approach
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Topics: Risk assessment, Risk, Failure, Cycles, Decision making, Failure analysis, Inspection, Maintenance, Pipelines, Regulations
Proceedings Papers

An ILI Based Program That Prevents Reoccurrence of Post ILI Failures Seen in Industry

Terry Huang, Shahani Kariyawasam
Proc. ASME. IPC2018, Volume 1: Pipeline and Facilities Integrity, V001T03A053, September 24–28, 2018
Publisher: American Society of Mechanical Engineers
Paper No: IPC2018-78604
https://doi.org/10.1115/IPC2018-78604
View Paper titled, An ILI Based Program That Prevents Reoccurrence of Post ILI Failures Seen in Industry
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Topics: Failure, Corrosion, Pipelines, Uncertainty, Inspection, Resolution (Optics), Rupture
Proceedings Papers

Validate Crack Assessment Models With In-Service and Hydrotest Failures

Jason Yan, Shenwei Zhang, Shahani Kariyawasam, Maria Pino, Taojun Liu
Proc. ASME. IPC2018, Volume 1: Pipeline and Facilities Integrity, V001T03A005, September 24–28, 2018
Publisher: American Society of Mechanical Engineers
Paper No: IPC2018-78251
https://doi.org/10.1115/IPC2018-78251
View Paper titled, Validate Crack Assessment Models With In-Service and Hydrotest Failures
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Topics: Failure, Fracture (Materials), Pipelines, Hydrostatic testing, Safety, Accuracy and precision, Pressure, Rupture, American Petroleum Institute, Boundary-value problems
Proceedings Papers

A Robust Risk Assessment Model for Stress Corrosion Cracking

Mohammad Al-Amin, Shahani Kariyawasam, Elvis SanJuan Riverol
Proc. ASME. IPC2018, Volume 2: Pipeline Safety Management Systems; Project Management, Design, Construction, and Environmental Issues; Strain Based Design; Risk and Reliability; Northern Offshore and Production Pipelines, V002T07A026, September 24–28, 2018
Publisher: American Society of Mechanical Engineers
Paper No: IPC2018-78694
https://doi.org/10.1115/IPC2018-78694
View Paper titled, A Robust Risk Assessment Model for Stress Corrosion Cracking
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Topics: Risk assessment, Stress corrosion cracking, Stress, Coating processes, Coatings, Pipes, Soil, Compressors, Drainage, Failure
Proceedings Papers

Failure Pressure Ratios and Implied Reliability Levels for Corrosion Anomalies on Gas Transmission Pipelines

Wenxing Zhou, Changqing Gong, Shahani Kariyawasam
Proc. ASME. IPC2016, Volume 1: Pipelines and Facilities Integrity, V001T03A017, September 26–30, 2016
Publisher: American Society of Mechanical Engineers
Paper No: IPC2016-64383
https://doi.org/10.1115/IPC2016-64383
View Paper titled, Failure Pressure Ratios and Implied Reliability Levels for Corrosion Anomalies on Gas Transmission Pipelines
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Topics: Corrosion, Failure, Pipelines, Pressure, Reliability, Errors, Pipes, Geometry, Materials properties, Natural gas
Proceedings Papers

Critical Review of Risk Criteria for Natural Gas Pipelines

Aleksandar Tomic, Shahani Kariyawasam
Proc. ASME. IPC2016, Volume 2: Pipeline Safety Management Systems; Project Management, Design, Construction and Environmental Issues; Strain Based Design; Risk and Reliability; Northern Offshore and Production Pipelines, V002T07A011, September 26–30, 2016
Publisher: American Society of Mechanical Engineers
Paper No: IPC2016-64356
https://doi.org/10.1115/IPC2016-64356
View Paper titled, Critical Review of Risk Criteria for Natural Gas Pipelines
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Topics: Natural gas distribution, Risk, Pipelines, Failure, Risk assessment, Containment, Performance, Rupture, Thermal radiation
Proceedings Papers

Improving Safety Through Engineering Assessments for Change in Location Class

Shahani Kariyawasam, Mohammad Al-Amin, Hong Wang
Proc. ASME. IPC2016, Volume 2: Pipeline Safety Management Systems; Project Management, Design, Construction and Environmental Issues; Strain Based Design; Risk and Reliability; Northern Offshore and Production Pipelines, V002T07A023, September 26–30, 2016
Publisher: American Society of Mechanical Engineers
Paper No: IPC2016-64635
https://doi.org/10.1115/IPC2016-64635
View Paper titled, Improving Safety Through Engineering Assessments for Change in Location Class
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Topics: Safety, Pipelines, Design, Risk, Failure, Probability, Reliability, Pipes, Stress, Accounting
Proceedings Papers

Modeling of Outflow Following Full-Bore Rupture in a Gas Pipeline

Teresa Leung, Kamal K. Botros, Aleksandar Tomic, Shahani Kariyawasam
Proc. ASME. IPC2016, Volume 2: Pipeline Safety Management Systems; Project Management, Design, Construction and Environmental Issues; Strain Based Design; Risk and Reliability; Northern Offshore and Production Pipelines, V002T07A002, September 26–30, 2016
Publisher: American Society of Mechanical Engineers
Paper No: IPC2016-64078
https://doi.org/10.1115/IPC2016-64078
View Paper titled, Modeling of Outflow Following Full-Bore Rupture in a Gas Pipeline
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Topics: Modeling, Outflow, Pipelines, Rupture, Valves, Boundary-value problems, Emergency management, Equations of state, Flow (Dynamics), Inflow
Proceedings Papers

An Engineering Assessment to Evaluate Integrity Options for Out of Class Pipelines

Hong Wang, Shahani Kariyawasam, Pauline Kwong
Proc. ASME. IPC2014, Volume 2: Pipeline Integrity Management, V002T06A015, September 29–October 3, 2014
Publisher: American Society of Mechanical Engineers
Paper No: IPC2014-33549
https://doi.org/10.1115/IPC2014-33549
View Paper titled, An Engineering Assessment to Evaluate Integrity Options for Out of Class Pipelines
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Topics: Pipelines, Pipes, Pressure, Hazards, Regulations, Safety, Cities, Construction, Cost benefit analysis, Design
Proceedings Papers

Evaluation of Existing Fracture Mechanics Models for Burst Pressure Predictions, Theoretical and Experimental Aspects

Samarth Tandon, Ming Gao, Ravi Krishnamurthy, Shahani Kariyawasam, Richard Kania
Proc. ASME. IPC2014, Volume 2: Pipeline Integrity Management, V002T06A081, September 29–October 3, 2014
Publisher: American Society of Mechanical Engineers
Paper No: IPC2014-33563
https://doi.org/10.1115/IPC2014-33563
View Paper titled, Evaluation of Existing Fracture Mechanics Models for Burst Pressure Predictions, Theoretical and Experimental Aspects
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Topics: Fracture mechanics, Pressure, Fracture (Materials), Rupture, Leakage, American Petroleum Institute, Finite element model, Inspection, Materials properties, Pipe joints