Offshore/subsea systems
This paper presents a flexible, highly cost- and energy-efficient method of gas separation and CO₂ capture from many different gas mixtures with a large range of CO₂ concentrations.
This work introduces a novel predictive methodology combining historical metocean data with real-time riser analysis for shallow water dynamically positioned rig operations.
This paper documents the testing, integration, and field deployment of a metal expandable packer used as an openhole toe isolation plug in a deepwater well under high-pressure, high-temperature conditions.
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Tested within a full ballast water tank on a North Sea FPSO, the ROV collected visual inspection data, validating system performance including wireless navigation and wireless communication. -
This paper identifies success factors behind the Johan Sverdrup predrilling campaign and outlines lessons learned.
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The authors determine that economical and environmentally responsible solutions exist for fluid disposal during well-testing operations.
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A two-armed autonomous underwater vehicle has been launched for complex inspection and maintenance tasks, embedded in a powerful IT infrastructure that enables both intuitive control and monitoring of the system and effective information flow with the plant operator.
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Design, construction specialist books new work in the Middle East, Australia, and Saudi Arabia.
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The plan includes the development and operation of a first-of-its-kind high-voltage, direct-current (HVDC-VSC) subsea transmission system in the Middle East and North Africa region.
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Helix Energy Solutions will start work on a five-well complete abandonment project in the offshore Tui field in late 2022.
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Egypt and Greece have clinched a deal to build the EU-backed EuroAfrica Interconnector subsea cable via Cyprus to bring renewable energy from North Africa to Europe and move Cairo closer to its goals of becoming an energy transmission hub for the East Med.
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Shell reported that most of its production was back online, but some facilities will remain shut-in until the end of the year.
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The authors write of an efficiency-optimization effort in the planning and construction of a West African breakwater for LNG service that resulted in increased financial and environmental benefits.
