TOPICS OF INTEREST
Large-Scale Experiments Examine Slug-Length Evolution in Long Pipes
The complete paper presents a set of two- and three-phase slug-flow experiments conducted in a 766-m-long, 8-in. pipe at 45-bara pressure.
Firm That Transforms Surface Properties With Lasers Wins Top Prize at ATCE Startup Village
FLITE Material Sciences says that its unique lasering process can be used on just about any type of material to make it either repel or attract water and oil. For an industry that deals with a lot of both, the technology has many potential use cases.
Enterprise Pipeline Project Cancellation Indicates a Lasting Slowdown Ahead
Enterprise Products Partners publicly acknowledged the deep slump in pipeline demand out of the Permian Basin by canceling a project at a time when most producers have been quietly postponing US projects.
Study Explores Effects of H2S Scavenger Byproducts on Carbon Steel
In the complete paper, the authors seek to understand the effect of triazine on the electrochemical response of a carbon-steel surface in a mixed-gas system.
UPDATE: Appeals Court Stay Allows DAPL To Operate Temporarily
Energy Transfer pursued the stay and expedited appeal after its emergency request for a stay was denied by the US District Court for the District of Columbia.
US District Court Orders Dakota Access Pipeline Shut and Emptied
The court said it was mindful of the disruption the shutdown will cause but said the seriousness of deficiencies from the US Army Corps of Engineers outweighs the negative effects of shutting down the pipeline.
JV Strikes Blockbuster Infrastructure Deal With ADNOC
The $20.7-billion agreement is the single-largest energy infrastructure investment in the region.
Why steel casing or tubing? What does it have to do with sustainability? Is it time to change? These are a few of the questions we need to think about to move from the status quo.
Hybrid Ultradeepwater-Riser Configuration Saves Costs, Pushes Depths
The single independent riser (SIR) is a hybrid riser configuration optimized for ultradeepwater field development. The SIR is composed of a flexible jumper and a rigid part vertically tensioned by means of distributed or continuous buoyancy.
Study Correlates Hydrate Blockage Risk and Gas/Liquid Flow Pattern in Horizontal Pipelines
This paper analyzes the risk of hydrate formation and blockage, aiming at various gas/liquid flow patterns and considering the phase distribution and interface distribution characteristics of different flow patterns.
Real-Time Data From Wired Drillpipe Leads to Improvement in Drilling Performance
This paper shows how high-frequency, real-time drilling data from wired drillpipe has helped optimization of drilling performance and achievement of additional improvements in the New Mexico Delaware Basin.
Israel Starts Exporting Natural Gas to Egypt
Landmark deal called most significant since 1979 peace treaty.
Smart Robotic System Tracks Buried Pipelines, Inspects for External Damage
The complete paper describes the development of a smart robotic inspection system for noncontact condition monitoring and fault detection in buried pipelines.
Surface Treatment Improves Flow Assurance and Throughput in Corroded Pipe
This paper describes a material designed to interact specifically with highly corroded and weathered pipe to enable in-place application and refurbishment.
BP To Sell Alaska Business to Hilcorp
The $5.6-billion deal includes the Prudhoe Bay field and the Trans Alaska Pipeline and vaults Hilcorp to be the second-largest Alaska producer and reserves holder, behind only ConocoPhillips.
Third Oil Spill Reported Off Newfoundland and Labrador
Production from the Hibernia platform was shut down again on 17 August after its second oil spill in a month, while Husky Energy began to ramp up output from the White Rose field following the largest-ever spill off Canada’s easternmost province.
New Technology Enables Development of Norwegian Sea Field
A new enabling technology known as electrically heat-traced flowline (EHTF) will be used to enable system startup and shutdown and to maintain production fluids outside of the hydrate envelope during steady-state operation.
Exponential thinking is called the “exponential surprise factor.” These underpinnings are observed on the tubular mechanics side also through data analytics, machine learning, artificial intelligence, and cognitive processes.
Oilfield Flares Provide a Glaring Reminder of the Drive To Produce More Oil
Oilfield flares are a bright indicator of rapidly rising oil production that exceeds pipeline capacity. And it raises the question: Why are oil companies in such a hurry?
OTC Event Selects 10 Startups Worth Watching
The results are in. Here are this year’s “Most Promising” startups as decided by upstream investors and oil company innovation teams
Operator Executives Share Haynesville Development Strategies
Indigo Natural Resources, Aethon Energy, and Rockcliff Energy are among the most active operators in the revived Haynesville Shale of North Louisiana and East Texas. And most people outside of the region likely have never heard of them.
BP, Chevron Bring Two More Offshore Projects on Stream
Majors BP and Chevron have overcome development challenges and delays to launch their respective Clair Ridge and Big Foot projects.
Reassessing Operational Strategies for Wax Management Reduces Expenses
This paper presents a case study that is an example of how reassessing a flow-assurance risk-management strategy for operating assets can identify opportunities for optimization.
Enhanced-Gel-Strength Concept Optimizes Chemical Use in Pipeline for Waxy Crude
Banyu Urip crude contains 26% wax, which can lead to flow-assurance challenges in a crude pipeline exposed to lower temperatures. Injection of pour-point-depressant (PPD) chemicals has been considered an effective method to ensure flow of moderate waxy crude.
Novel Polymer Modifications Lead to Next-Generation Pour-Point Depressants
Current logistics and pipeline-infrastructure limitations make transportation and production of waxy crude oil challenging, necessitating a step change in the chemistry required to mitigate crude-oil-composition issues.
The Price of Permian Gas Pipeline Limits
Pipeline bottlenecks have created a wide gap in the price of gas at a key pipeline hub in the Permian compared to the US benchmark level.
Study of Expandable-Tubular Collapse Leads To Risk-Based Strength Development
The objective of this study is to investigate comprehensively the effects of the expansion process on the pipe mechanical properties and collapse performance and to develop a reliable risk-based collapse-strength design for the expandables.
Risk-Based Statistical Approach To Predict Casing Leaks
A probabilistic approach was introduced to improve interpretation of data from electromagnetic corrosion logs. This paper presents a statistical risk-based approach to predicting casing leaks using electromagnetic corrosion logs.
Reliability-Based Casing Design Unlocks Reserves in a High-Pressure Gas Field
This paper presents work performed to characterize the probability of collapse as a function of reservoir-abandonment pressure using reliability-based design (RBD).
Marriage of Ideas Could Allow More Deepwater Gas to Shore
When two engineers lost their jobs during the industry downturn, they used the misfortune as an opportunity to develop an innovative concept that aims to make it a lot easier to move subsea gas long distances.
Risk-based design is very important, especially for complex systems, because a deterministic approach may not provide a strong underpinning to the reliability estimation of the downhole tools. We have to reduce the probability of failure.
DeepStar Accomplishments in Continued-Service Realm
Offshore operators must grapple with ways to keep aging floating facilities on station beyond their original design life.
Robotics Hits Tipping Point for Oil Industry Breakthroughs
The CEO of Houston Mechatronics told an Aramco Innovation Day audience that robotics is at the same point that the Internet and online communication were at in the mid-1990s and will soon become “the iconic technology of this century.”
Improving Casing Integrity by Induction Brazing of Casing Connections
Brazing technology allows metallurgical joining of dissimilar materials by use of a filler material.
Collapse Analysis of Perforated Pipes Under External Pressure
This work is a study of collapse pressure of perforated pipes to evaluate the effect of lateral perforations on the radial resistance of pipes under external pressure.
We have seen in recent years many technological advancements in tubular-manufacturing technology. Tubulars also have become part of the data-transmission network and slowly will converge with the data-handling and data-transmission systems.
First Expandable Liner-Hanger Installation in UAE in an HP/HT Well
This paper discusses the planning and deployment of an expandable-liner-hanger (ELH) system in an offshore high-pressure/high-temperature (HP/HT) well for the first time in the United Arab Emirates (UAE).
Mitigating Gas in Riser Rapid Unloading for Deepwater Dual-Gradient Well Control
A study using a dynamic multiphase-flow software simulated a rapid-unloading event and determined the gas fraction in the riser annulus and the effect on riser fluid levels.
Qualification of Composite Pipe
This paper describes the qualification process for a thermoplastic composite pipe manufactured for use in high-performance riser, jumper-spool, and intervention-line applications.
Direct Electrical Heating of a Flexible Pipe
This paper describes a new direct electrical heating method in flexible-pipe systems. The method effectively expands the operational envelope of flexible unbonded pipes with greater control of hydrate plugs and wax precipitation by distributed heating along the entire pipe length,
Thermoplastic-Composite-Pipe Flowline Helps Reduce Project and Life-Cycle Costs
Thermoplastic composite pipe (TCP) is a spoolable, fully bonded pipe with glass or carbon-fiber reinforcements. While most often used in deep water, the combination of a solid wall, spoolability, and corrosion resistance makes TCP attractive for production-flowlines in shallow water also.
Riser-System Design in Water Depths Greater Than 3000 m
This paper evaluates the feasibility of a number of production- and export-riser configurations for ultradeepwater applications.
A New Method To Detect Blockage in Gas Pipelines
This paper presents a multirate-test method to detect locations and sizes of blockages in gas pipelines.
Miniaturized Coiled-Tubing System Reduces Costs During Pipeline Decommissioning
This paper presents the challenges and obstacles faced in the use of a new technology for the plugging and deoiling of sections of unpiggable flowlines before decommissioning.
Increasing Production by Applying Active Slug-Suppression Technology
Active slug-control methods have been developed in recent years. One such system is a relatively inexpensive solution developed by Shell that has proved to be very effective in stabilizing slugging in flowlines and risers.
More Exact Measures Raise Tough Questions: Regulators and Drillers Adjust to Precise Fluid Flow Measures
More precise measurement can create a dilemma. One example is the precise fluid flow measurements used to control managed pressure drilling (MPD) systems.
Offshore Operators Shed Costs, But Can They Keep Them Off?
Offshore drillers have been battered by the plunge in oil prices with falling day rates and a growing number of older rigs headed for demolition.
Detection of Kicks With Networked Drillstring and Along-String Pressure Evaluation
This paper describes efficient detection of well-control events, in both underbalanced and overbalanced conditions.
Development of Drillpipe-Riser-Intervention Systems Offshore West Africa
This paper details the technical and economic challenges in west Africa that have led to the design of drillpipe-riser-intervention-system (DPRIS) solutions.
The roles of wellbore tubulars in delivering continued well integrity are diverse, critical, and congruent throughout the life of the well.
The New Pathways of Multiphase Flow Modeling
In the realm of enabling technologies, multiphase flow modeling has proven to be one of the most important to the oil and gas industry. Without it, nearly all subsea wells would be too costly or dangerous to develop.
Olga: A Subsea Evolution
Created by the Institute for Energy Technology in Norway in 1979, Olga was the oil and gas industry’s first transient multiphase flow model. A source of national pride, the program has been declared one of the country’s most important innovations in recent decades.
Composite Flowlines, Risers, and Pipework in Offshore Applications
This paper gives an overview of ongoing research activities on the subject of offshore use of composite flowlines, risers, and topside piping.
Thermal and Stress-Loading Analysis for Tubulars in HP-HT Wells
This paper provides an overview of an engineering-design methodology that can be followed for tubular-equipment sizing and selection for use in complex wells.
Liner-Drilling Technology Mitigates Lost Circulation Offshore Mexico
This paper will demonstrate the benefit of liner-drilling technology used to drill and cement an operator’s 9⅝- and 7-in. liners in place.
Wired-Drillpipe Technology in a Deep Ultradepleted Reservoir
Results from a well recently drilled into an underpressured reservoir in southern Mexico.
The NORSOK standard focuses on the establishment of well barriers and well-barrier elements, and how these are accepted and monitored to prevent loss of well integrity that ultimately could lead to a loss in wellbore-fluid containment.
New-Generation Drillpipes Enhance Extended-Reach Drilling in South China Sea
This paper presents the results of a performance-improvement effort in extended-reach drilling (ERD) in three campaigns in the Huizhou HZ 25-4 oil field in the South China Sea.
Improved Riser Management Situation Awareness Through 3D Visualization
As with many monitoring and decision support tools, riser management systems originate from the engineering community so may assume a large degree of domain knowledge.
Fatigue Testing of Shrink-Fit Couplings for Joining High-Strength-Steel Riser Pipe
A program was devised to test the manufacturability of shrink-fit joints made from high-strength (greater than 100 ksi) mill pipe and forged couplings.
HP/HT Pipelines Designed for Lateral Buckling in the South China Sea
Gas production in the South China Sea has seen an increasing trend of pipelines operating in high-pressure, high-temperature (HP/HT) conditions.
New Design of Solid-Expandable Tubular Aids Patching of Hard-To-Reach Casing
Solid-expandable tubular (SET) is widely used to patch casing and has proved to be cost effective.
Wired-Drillpipe Field Trials Reveal Potential Benefits Over Traditional Pipe
Field trials were conducted by BP on the commercial version of wired pipe with a comprehensive suite of logging-while-drilling (LWD) tools, measurement-while-drilling (MWD) functionality, and rotary-steerable- capability on two Wyoming wells in 2007.
Case Study Examines Safely Exceeding Buckling Loads in Long Horizontal Wells
The general industry perception is that, when drillstrings or casing strings exceed conventional helical-buckling criteria, they cannot be operated safely in the hole because the risk of failure or lockup is too high.
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