TOPICS OF INTEREST
Subsea Water-Treatment System Installed in Pilot Test at Ekofisk
A subsea water-treatment system designed to leverage space availability, steady temperatures, lower bacteria levels, and other natural benefits of the seabed environment was successfully installed during pilot testing at the Ekofisk field offshore Norway.
Equinor, Total, Aker Launch Subsea CO2 Injection R&D Project
Before the dream of a “subsea factory” can come true, a group of North Sea companies will need to see if the required technology is economically feasible to build.
For Subsea Technology, “Necessity is the Mother of Invention”
Subsea advancements in the works include longer tiebacks, an underwater drone that lives on the seafloor, and a robotic manifold capable of actuating dozens of valves. Do these new capabilities, born of necessity, signal a sea change in industrywide technology development?
JIP Prepares for Final Shallow-Water Test of Subsea Power System
The complete paper highlights elements of the technical development and an overview of the primary building blocks of the system, and presents in detail some of the challenges in developing, designing, and testing the control system.
Subsea-Fiber Wet-Mate Connectors Require Careful Design To Balance Cost, Performance
As the hunger for data grows, long stepouts become more common, and fiber communication becomes standard, the use of fiber in subsea oil and gas fields is set to increase.
Strengths and Weaknesses Guide Choice of Brazilian Subsea-Development Options
The paper provides a fast-track approach to perform screening assessment of multiple subsea concepts.
Artificial Intelligence and Robotics Support Marine Mining
Technologies are being developed that have the potential to support marine mining in all stages from prospection to decommissioning. These developments will likely have substantial influence in the oil and gas industry, itself searching for ways to maximize exploitation of assets.
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.
All-Electric Subsea Well Brings Benefits vs. Traditional Hydraulic Technology
Currently, the state of the art for subsea well control is based on hydraulic technology. Hydraulic fluid is supplied from a host facility to the subsea wells through dedicated tubes within an umbilical and is distributed to the wells.
TechnipFMC Delivers Subsea Systems for Lancaster EPS
Hurricane Energy is still on pace for first oil in 2019 for the Lancaster field, which may lead to more significant development in the UK North Sea.
Statoil Plans Leaner, $6-Billion Arctic Project
Statoil has submitted a long-awaited development plan for what will become Norway’s northernmost development.
Further Technological Advancement, Standardization Needed To Maintain Subsea Viability
Obstacles remain to keeping offshore development competitive with its onshore counterpart. Can the industry advance technology at a pace where the subsea segment will see a resurgence?
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.”
How Will Subsea-Processing Technologies Enable Deepwater-Field Developments?
This study examines how subsea processing (SSP) can develop into an important enabling technology for future ultradeepwater-field developments and long-distance tiebacks.
Cost Reduction of Subsea Boosting Systems by Use of Innovative Technologies
The costs of subsea boosting systems have been reduced by adopting three primary strategies: simplifying the system design to reduce weight and cost, simplifying the installation and intervention, and reducing complexity and risk.
Profit Increase With New Subsea Boosting Products
Emphasis on identifying more-efficient subsea boosting solutions has led to a number of initiatives in the industry.
OTC: Moho Nord Startup Marks Milestone for Congo
Innovations characterize the deepwater Moho Nord field development, recently brought on stream by Total in the Republic of Congo, and the project creates significant value for the country.
Shell: New Deepwater Project Can Break Even Below USD 40 Oil Price
The international major's low-cost development plan calls for a subsea tieback that will transport oil and gas through a single flowline to an existing floating production facility.
Real-Time Production Surveillance and Optimization in a Mature Subsea Asset
A real-time production-surveillance and -optimization system has been developed to integrate available surveillance data with the objective of driving routine production optimization.
How To Develop a Well-Specific Capping-Stack Blowout Contingency Plan
Developing a well-specific subsea-capping contingency plan involves assessing the feasibility of deploying a capping stack from a floating vessel, determining the weight and stability, and performing dynamic-flow simulations of closing the capping stack outlets.
Offshore Production and Flow Assurance
Subsea tieback of a new field to an existing offshore production facility is one option to minimize development costs.
Sapinhoá Field, Santos Basin Presalt: From Design to Execution and Results
This paper presents the development of Sapinhoá field, covering the fast-track transition and decision-making process, from appraisal to conceptual and basic engineering of the Sapinhoá pilot project and on to its subsequent execution, highlighting the challenges, lessons learned, and results.
Standardization and Replication in Redevelopment-Project Subsea-Tree Design
Successful rejuvenation of two declining fields was enabled through innovation in both engineering and procurement strategy.
Operators Begin Considering Pumps on Older Subsea Fields
The sharp downturn in the offshore oil business has sparked interest in using subsea pumps to add production. If those conversations turn into orders, it may convert this rarely used option into a commonly used tool for extending the life of offshore fields.
Thermal Effects on Subsea-Wellhead Fatigue During Workover Operations
Intervention and workover operations can significantly affect the structural integrity and fatigue life of subsea-wellhead systems. Methodologies for wellhead-fatigue analysis have improved, but have yet to account for thermal effects along the well. This study analyzes those thermal effects.
Rethinking the Blowout Preventer
A new blowout preventer design shows potential for delivering much greater shearing power than current BOPs. The design is simpler and more efficient than current BOPs.
Increasing Efficiency, Safer Operations Key Themes at OTC
As it has since 1969, the world came to OTC to make critical decisions, share ideas, and develop business partnerships to meet global energy demands.
Wireline Method Offers Faster, Cheaper Plugging for Deepwater Wells
A new method for accessing and cementing hard-to-reach spaces around complex offshore wells.
Norway Faces Up to Harsh Conditions
The need to economically invest in offshore exploration and production has inspired a wide range of innovations in Norway to drastically reduce costs, which can lead to changes in offshore operations around the world.
Subsea Price War Demands Cost-Saving Innovations
Anyone selling something new for offshore exploration and production has to be able to answer a simple question from customers, “How can we save some money?” For Norwegian oil companies, change is coming in many forms: steel, sensors, software, and standards.
Really Remotely Controlled Underwater Vehicles
Operators for remotely operated vehicles will be getting more remote in the future as land-based control begins to become a reality.
CLOV Project: Overview
This paper describes the CLOV deepwater megaproject in Block 17 offshore Angola, which cost USD 8.4 billion to first oil.
Subsea Production Optimization in Field BC-10 Offshore Brazil
The BC-10 asset, located in deep water offshore Brazil, produces heavy oil in the range of 16 to 24 °API. In this article, two examples of production optimization for this field will be provided (further examples are available in the complete paper).
New Improvements to Deepwater Subsea Measurement
A RPSEA project identified the gaps in technology that are the most pressing for multiphase-flow measurement.
DNV GL Launches Initiatives To Reduce Cost of Qualifying Composite Materials
To help lower costs of offshore projects, DNV GL has launched initiatives focused on the use of composite components.
Treating Damaged Subsea Lines With a Light Electrical Touch
As subsea electric lines age, they are prone to cracks that allow seawater in, reducing their effectiveness, and if the leaks are bad enough, they can shut down operations.
Offshore Europe: Statoil North Sea Discovery Moves Toward Production
Statoil is going to work to put its enormous Johan Sverdrup discovery into production, showing that even one of the most explored parts of the North Sea still has significant potential.
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.
Developing Long-Distance Power-Distribution Systems
Over the next decade, the number of electrically powered subsea systems in operation around the world will increase as companies adopt new technologies to produce oil and gas offshore more efficiently.
Pioneering Subsea Gas Compression Offshore Norway
The world's first full-scale subsea gas compression system is the final stages of construction and is on schedule to be installed in the Åsgard gas field offshore Norway by year's end.
Robotic Roustabouts for Tomorrow’s Subsea Fields
Robotic submarines, capable of operating by themselves thousands of feet underwater for months or perhaps years at a time, are under development as the vanguard of tomorrow’s subsea oil and gas fields.
Condition and Performance Monitoring of Subsea Production Systems
Integrity management involves availability, access, and the analysis of necessary information.
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