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ISSN: 2667-1433

Assessing damaged pipelines transporting hydrogen

There is worldwide interest in transporting hydrogen using both new pipelines and pipelines converted from natural gas service. Laboratory tests investigating the effect of hydrogen on the mechanical...

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Risk-based pipeline integrity management: A road map for the resilient pipelines

Pipelines are the most vital energy-transportation mediums of today’s energy-intensive economies. To a level, pipeline integrity is tied to the continuous development and robustness of modern societies,...

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Review and analysis of pipeline leak detection methods

A pipeline burst or rupture causing a leak may significantly impact the environment and the reputation of the company operating the pipeline. In recent years oil and gas pipelines are expected to be...

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Current technologies and the applications of data analytics for crude oil leak detection in surface pipelines

Pipeline pressure monitoring has been the traditional and most popular leak detection approach, however, the delays with leak detection and localization coupled with the large number of false alarms...

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Critical flow velocity phenomenon in erosion-corrosion of pipelines: determination methods, mechanisms and applications

The critical flow velocity phenomenon is common in erosion-corrosion of many materials. It is of great importance to develop methods to determine the critical flow velocity and understand mechanisms...

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An overview on pipeline steel development for cold climate applications

For some decades, the resources within the northern hemisphere have been studied for possible exploration. The need for reliable infrastructures in such extreme cold climatic condition is constantly...

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High energy X-ray diffraction and small-angle scattering measurements of hydrogen fatigue damage in AISI 4130 steel

Accurate lifetime predictions are critical for repurposing existing pipelines for hydrogen transmission as well as for developing novel steels which are minimally susceptible to lifetime degradation...

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Significance of separations occurring in mechanical testing of thermomechanical rolled pipeline steels

In this study, the origin of separations is investigated in modern high strength pipeline steels. In-depth microstructure characterization and property correlation is used to demonstrate that preferred...

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An investigation of mitigating the safety and security risks allied with oil and gas pipeline projects

Oil and Gas Pipeline (OGP) projects face a wide range of safety and security Risk Factors (RFs) globally, particularly in the oil and gas producing countries having insecure environment and poor safety...

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Influence of stress states on cleavage fracture in X70 pipeline steels

Stress state is a primary factor controlling the ductile fracture behavior of steels, which is typically represented as the combination of the stress triaxiality and Lode angle parameter. The cleavage...

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Resilience assessment of a subsea pipeline using dynamic Bayesian network

Microbiologically influenced corrosion (MIC) is a serious concern and plays a significant role in the marine and subsea industry’s infrastructure failure. A probabilistic methodology is introduced in...

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Hydrogen assisted cracking driven by cathodic protection operated at near −1200 mV CSE – an onshore natural gas pipeline failure

A 22-inch onshore natural gas transmission pipeline in operation since 1960 experienced an in-service rupture in January of 2018. The rupture was caused by an axial crack located 150 km (93 miles) downstream...

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Application of line pipe and hot induction bends in hydrogen gas

For the upcoming hydrogen economy, transport pipelines for hydrogen gas and gas mixtures of hydrogen and natural gas are one of the important components. For the application of steel in hydrogen gas...

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Global and local parameters for characterizing and modeling external corrosion in underground coated steel pipelines: A review of critical factors

External corrosion assessments of pipeline systems encompass two critical factors: time and space (location). Field measurement databases, laboratory testing, and theoretical prediction studies have...

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An insight into asphaltene precipitation, deposition and management stratagems in petroleum industry

Petroleum industry is the mainstay of the economical enlargement of many nations. Most of the market prices of all commodities are built on the cost of wide-range of petroleum products. Prompt identifying...

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Prediction of properties on large diameter welded pipe: case study on 32″ × 16 mm X65 HSAW pipe

Large diameter welded pipes are amongst the most cost-effective transportation means for oil and gas. The production of those pipes involves different cold forming steps, as a result of which the mechanical...

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A comparative study of burst failure models for assessing remaining strength of corroded pipelines

•A comprehensive review of corrosion assessment models was provided for corroded pipelines.•The existing corrosion models were categorized into three generations in terms of their reference stress.•The...

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Review of minimum requirements and development of guidance for weld spacing

Follow-on work to a recently completed joint industry project pertaining to hot tap branch connections included the development of guidance on minimum spacing between various combinations of adjacent...

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A new criterion based on strain determination for dent assessment of pipelines

Dents are one of the most common defects on pipelines and compromise the structural integrity. To date, relevant studies on failure assessment of dented pipelines have been limited, and the existing...

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Identifying two-point leakages in parallel pipelines based on flow parameter analysis

Parallel pipelines are widely used to transport energy resources. Leakages usually can occur in pipelines due to aging, corrosion, metal failure, etc. When an accident happened, not only the energy...

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Modeling the effect of backfill on dynamic fracture propagation in steel pipelines

In this paper, dynamic ductile fracture propagation simulations were conducted to study the use of smoothed particle hydrodynamics (SPH) for modeling the effects of backfill in pipeline burst simulations. ...

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A methodology for time-varying resilience quantification of an offshore natural gas pipeline

Many resilience definitions and metrics have been presented across various disciplines in recent times. However, from a design and operations perspective, a limited effort is focused on quantifying...

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Cross-country pipeline inspection data analysis and testing of probabilistic degradation models

Pipelines are the most efficient and safest means for the transportation of oil, gas, and refined petroleum products. Potentially severe consequences of pipeline failures make reliability and risk assessment...

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Mechano-electrochemical interaction for pipeline corrosion: A review

•Define the thermodynamics and kinetics of mechano-electrochemical interaction for pipeline corrosion.•Quantitatively determine the effects of elastic and plastic deformations on pipeline corrosion.•Develop...

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A review of multiproduct pipeline scheduling: from bibliometric analysis to research framework and future research directions

Multiproduct pipelines play an important role in ensuring the downstream energy supply as they transport about 70% of refined products. To guarantee the safe and stable operation of pipelines during...

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