Numerical Simulation and Experimental Verification of Pitting Corrosion Propagation in Sweet Pipeline Service
Available online 4 January 2022
This paper has numerically simulated and experimentally verified the pitting corrosion propagation inside a low-alloy carbon steel pipeline for sweet (CO2) petroleum service. In this study, a Finite-Element-Analysis-based...
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Planning of a flexible refined products transportation network in response to emergencies
Available online 2 January 2022
The stable supply of refined products is a vital measure to maintain national security and economic development. However, unexpected accidents and incidents, such as pipeline failures, natural hazards,...
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`Corrosion of steel in a CO2-containing solution droplet generated in wet gas pipelines studied by scanning Kelvin probe
Available online 30 December 2021
•Measured and discussed the Volta potential of X52 steel under a CO2-containing solution droplet•Analyzed the relationship between Volta potential and corrosion potential•Discussed the corrosion mechanism...
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A robust hybrid predictive model of mixed oil length with deep integration of mechanism and data
Available online 30 December 2021
Accurate estimation of mixed oil length is highly required in multi-product pipelines because it can guide the operator to correctly handle the mixed oil segment and effectively reduce the loss of petroleum...
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Inferring highly corroded buried pipeline locations through saturated soil resistivity information
Available online 29 December 2021
•Relationship between soil resistivity and maximum pit depth is nonlinear.•Condition assessment data from 3 water mains were investigated.•Saturated resistivity was found to be correlated to the maximum...
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Strain Model and Experimental Study of Elastic Viscoplastic for Crack-tip Zone of X80 Steel Pipe
Available online 16 December 2021
•The elasto-viscoplastic model can thoroughly characterize the mechanical properties of the steel pipe crack-tip.•In elasto-viscoplastic model, the displacement changes larger than the strain field.•The...
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Strain-Based Reliability Analysis of Dented Pipelines Using a Response Surface Method
Available online 2 December 2021
Dent defects can decrease the life span of oil and gas pipelines. Therefore, they need constant monitoring and maintenance to ensure the pipeline's safety and integrity. Subsequently, this paper performs...
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Stochastic Filter-based Fatigue Crack Growth Prediction for Pipelines considering Unknown Model Parameters and Measurement Uncertainty
Available online 24 November 2021
In this study a methodology is developed and implemented in Python for fatigue crack growth prediction in pipelines, by leveraging measurement data and fatigue growth model predictions. Specifically,...
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A new criterion based on strain determination for dent assessment of pipelines
Available online 20 November 2021
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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An evaluation index system of the user satisfaction for the natural gas pipeline network
Available online 8 November 2021
With the intent of making up for the lack of gas supply reliability in evaluating the ability of the natural gas pipeline network to provide users with gas supply services, the concept of the user satisfaction...
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Current technologies and the applications of data analytics for crude oil leak detection in surface pipelines
Available online 4 November 2021
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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A non-tuned machine learning method to simulate ice-seabed interaction process in clay
Available online 17 October 2021
Exploitation of oil and gas in the Arctic area is expected to expand in the coming years. These hydrocarbons are transferred through subsea pipelines from offshore to onshore; however, the marine pipelines...
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An insight into asphaltene precipitation, deposition and management stratagems in petroleum industry
Available online 10 October 2021
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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Predictions for wax deposition in a pipeline carrying paraffinic or ‘waxy’ crude oil from the heat-transfer approach
Available online 8 October 2021
The heat-transfer mechanism for solid deposition from ‘waxy’ or paraffinic oils and mixtures has been developed and validated through several experimental and modeling investigations over the past three...
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Offshore pipeline integrity assessment considering material and parametric uncertainty
September 2021
This paper presents a methodology that integrates the semi-empirical corrosion models with probabilistic analysis to study steel structural failure behavior considering material and parametric uncertainties....
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Dynamic reliability model for subsea pipeline risk assessment due to third-party interference
September 2021
The accidents of subsea pipelines due to third-party interference often result in catastrophic impacts, therefore, risk assessment has progressively become substantial to ensure the safety and reliability...
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Strength matching factor of pipeline girth weld designed by reliability method
September 2021
Crack-like defects frequently form in pipes exposed to aggressive environments or during welding fabrication. Appropriate strength matching factors should be determined for welding process evaluation...
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General corrosion vulnerability assessment using a Bayesian belief network model incorporating experimental corrosion data for X60 pipe steel
September 2021
External corrosion is one of the leading causes of pipe failure in the oil and gas industry. In this study, a Bayesian belief network (BBN) model has been developed using corrosion rate (CR) data obtained...
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Fatigue reliability analysis of dented pipelines
September 2021
The present study carries out fatigue reliability analyses of oil and gas pipelines containing unconstrained plain-smooth dents under the variable amplitude loading caused by cyclic internal pressure....
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An investigation of mitigating the safety and security risks allied with oil and gas pipeline projects
September 2021
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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Further development of the gamma exponent model for assessment of flaws in oil and gas pipelines
September 2021
The Gamma Exponent Model (“GEM”) is a recently developed methodology for failure pressure prediction of flaws in oil and gas pipelines. The model has previously demonstrated applicability for the assessment...
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Cross-country pipeline inspection data analysis and testing of probabilistic degradation models
September 2021
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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A probabilistic-based model for dynamic predicting pitting corrosion rate of pipeline under stray current interference
September 2021
lDevelop a model for dynamic corrosion rate of pipeline under stray current interference.lEvaluate the effect of distance on the corrosion rate fluctuation.lAssess the distribution of dynamic corrosion...
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Research and application of natural gas pipeline assessment method in Location Class upgrading areas
September 2021
With the development of society and economy in China, the Location Class of many natural gas pipelines has been upgraded compared with the as-built data. Location Class upgrading will lead to significantly...
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Determination of boundary temperature and intelligent control scheme for heavy oil field gathering and transportation system
Available online 25 September 2021
Heavy oil gathering and transportation system is increasingly attention and the realization of intelligent control has become the oilfield development direction and trend in the future. In this paper,...
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