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Keywords: flowline
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Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35080-MS
..., distributed buoyancy modules (DBM), and residual curvature method (RCM)) commonly considered in the design of high pressure and high temperature (HPHT) flowlines is carried out by adopting a probabilistic approach based on Virtual Anchor Spacing Finite-Element (VAS FE) modeling to assess buckle initiation...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35303-MS
... flowlines from two drill centers with produced oil and gas transported via export pipelines. This paper will touch on best practices and learnings from FPU transportation and installation, hook-up and commissioning (HUC), as well as subsea flowlines, export pipelines and subsea equipment installations...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35250-MS
... Flowline displacement and warm up by hot oiling is a common method of hydrate mitigation for deep-water oil production facilities during long term production shutdowns exceeding the cooldown time of the flowline. However, they can often be an expensive operation, particularly for long subsea...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35245-MS
... to deepwater, in what it is believed to be a unique subsea campaign setting a number of industry firsts: autonomous deepwater inspections of flowlines, XTs, structures and risers. Such deepwater operations, carried out offshore Brazil at the beginning of 2023, have been an essential achievement in the subsea...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35391-MS
... balancing, and to preserve these ecosystems that are found massively in Marlim and Voador Field regions, the environmental feasibility of the project has been conditioned to the deployment of subsea flowlines in compliance with the routing proposed in the project subsea layout. Not only the flexible...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35100-MS
... lengths of 60m to 200m are referenced, along with buoyancy section submerged weight of 10% to 15% of the normal flowline submerged weight. Another paper by Zhenkui Wang, Yougang Tang, and G.H.M. vander Heijden discusses an analytical study of distributed buoyancy sections for control of thermal buckling...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35134-MS
... composition north sea application hydrate deposition modelling flowline modeling & simulation offshore pipeline deposition simulator resolve gap riser conference offshore technology conference Introduction The movement of petroleum reservoir fluids though production equipment across...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35121-MS
..., utilizing a subsea layout simulation frame-work which incorporates several design considerations such as well target locations in the reservoir, wells per manifold, bathymetry of the seabed, exclusion areas on the seabed, flow assurance, metocean considerations, flowline laying considerations, and pigging...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 2023
Paper Number: OTC-32318-MS
... conference subsea distribution hardware scr risk management installation execution model flowline subsea system contractor riser drill center development operator vito fp operation Introduction The Vito Development is located in the Gulf of Mexico in the Mississippi Canyon (MC) area...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 2023
Paper Number: OTC-32300-MS
... flowrate prediction flowline training exercise offshore technology conference field data training session slug frequency Introduction Slug flow is one of the flow patterns that is commonly encountered in wells and production flowlines. Slugging is characterized by high pressure fluctuations...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 2023
Paper Number: OTC-32279-MS
... to the traditional UHB prevention approach. upstream oil & gas offshore pipeline cover height stiffness pipe upheaval uplift resistance peak uplift resistance piping simulation resistance alternative approach uplift displacement flowline unbonded flexible pipe backfill peak resistance...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 2023
Paper Number: OTC-32286-MS
... Abstract As part of the Skarv field development strategy, the Ærfugl phase 2 project is a ~13km tie-back requiring an electrical heating flowline to provide reliable and cost-effective hydrate management. This paper will present the results of the in-field performance test and how they compare...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 2023
Paper Number: OTC-32269-MS
... of a focused radial probe inlet and a dual flowline with dual downhole pumps to enable flexible focused sampling was applied to three appraisal wells in offshore China. Given the larger flow area of the probe system, flow tests could be conducted in as low as 0.004-md/cP mobility zones (the tightest on record...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 2023
Paper Number: OTC-32217-MS
... operation trace heating cable stalk flowline acceptance criteria technipfmc heated pipe-in-pipe installation assembly process application carrier pipe fo cable qualification procedure eth-pip 2 Introduction The Fenja field is located offshore mid-Norway at a water depth of around 324m...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 2–5, 2022
Paper Number: OTC-31976-MS
...Scope of study and paper structure Literature on rock berms as axial restraint for offshore flowlines and the potential for arching is limited. This study investigates the subject through centrifuge modelling. Considering the complexity of predicting axial restraint, a programme of three...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 2–5, 2022
Paper Number: OTC-31987-MS
... Abstract The High Performance DEH-PiP is a new technology for electrical heating of subsea tie-back flowlines, that minimizes disturbances to the construction and installation process wrt. to standard PiP avoiding the use of internal heating cable, while reaching the same electrical efficiency...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 2–5, 2022
Paper Number: OTC-32088-MS
... Abstract The High-Performance DEH-PiP is a new technology for electrical heating of subsea tieback flowlines, able to be used for long distances thanks to an enhanced electrical efficiency. This paper describes the theoretical electrical model of this technology and its experimental...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 2–5, 2022
Paper Number: OTC-31725-MS
.... The work performed covered the assessment of flexible risers, flowlines, umbilicals and rigid gas export line, comprising studies on operational history, simulations, in-loco special inspections (AUT, EMAT and Direct and Indirect flexible riser tensile armour inspections) and actual FPSO and risers...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 2–5, 2022
Paper Number: OTC-31817-MS
... Abstract This paper presents the successful design and installation of the EHTF (Electrically Heat Traced Flowline) PLEM (Pipeline End Manifold) using the newly built, highly capable pipelay vessel, Seven Vega. This was achieved by taking advantage of Seven Vega's reel lay firing line...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 2–5, 2022
Paper Number: OTC-31805-MS
..., chemicals, and controls for the tieback, and b) an Active Thermally Managed (ATM) flowline system that ties back the subsea wells to the host platform. A description of the principal components (topsides, hull, mooring, risers, subsea systems, and ATM flowline) is provided along with details of the NUI...

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