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Keywords: flexible riser
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Proceedings Papers

Paper presented at the Offshore Technology Conference, May 4–7, 2020
Paper Number: OTC-30907-MS
... configuration subsea system fpss gom petrobras discovery modu fpso topsides platform riser mooring system pipeline flexible riser hull shuttle tanker reservoir reduction water depth subsea well floating production system upstream oil & gas Presentation of OTC-30907-MS...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2019
Paper Number: OTC-29531-MS
... environmental data dashboard extension prediction response measurement flexible riser motion sensor offshore technology conference fatigue prediction fpso operation riser accuracy sensor upstream oil & gas measurement data information field measurement fatigue counter...
Proceedings Papers

Paper presented at the Offshore Technology Conference, April 30–May 3, 2018
Paper Number: OTC-28944-MS
...OTC-28944-MS Mitigating Flexible Riser Risk by Focused Monitoring and Digital Analytics L. M. Green and N. T. Nordsve, Statoil ASA; A Gjendal, P Lillevold, J Muren, and E. B. Hanssen, 4Subsea Copyright 2018, Offshore Technology Conference This paper was prepared for presentation at the Offshore...
Proceedings Papers

Paper presented at the Offshore Technology Conference, April 30–May 3, 2018
Paper Number: OTC-28795-MS
... Abstract This paper presents a methodology that is currently being utilized to assess the remnant life of flexible risers. The objective is to accurately determine whether flexible risers can safely continue to operate by determining the current condition of the annulus and armor wires, and...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 2017
Paper Number: OTC-27658-MS
... which has been awarded a contract by BPIFrance to develop a pilot subsea mining system. The scope includes the development of a flexible riser. This flexible riser comprises an inner wear protection layer to resist the wear from the slurry, covered by a structure to withstand mechanical loads applied to...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 2017
Paper Number: OTC-27720-MS
... Abstract Automation of testing of flexible risers and the subsequent capture of the results into a data reservoir, will improve integrity management, reduce maintenance costs, and increase operational safety. Overall, data quality, quantity, consistency and immediacy are much improved, hence...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 2017
Paper Number: OTC-27822-MS
... Abstract For the development of the new frontiers in Brazil, spread moored FPSOs with a large number of flexible risers connected to one board of the unit are considered. Due to the large water depth and severe environmental conditions, the design of the flexible risers is challenging and the...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 2017
Paper Number: OTC-27917-MS
... Abstract A method for accurate prediction of flexible riser behavior and component stress computations under irregular wave inputs is a subject of major interest to offshore oil and gas operators. The initial full field procurement for flexible risers can be upwards of 500M USD, with...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 2–5, 2016
Paper Number: OTC-26998-MS
... There are more than 3500 dynamic unbonded flexible risers in operation worldwide. In addition, there is a considerable number and kilometres of flexible flowlines and jumpers on the seabed. The average riser age is more than 10 years and a number of risers are soon reaching their original...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 2–5, 2016
Paper Number: OTC-27260-MS
... composite layer rig flexible riser upstream oil & gas flexible pipe offshore technology conference pipe carcass end fitting DNV-OS-C501 - Offshore Standard: Composite Components , Det Norske Veritas , October 2010 . DNV-RP-F202 - Recommended Practice: Composite Risers , Det...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 4–7, 2015
Paper Number: OTC-25931-MS
... end of the initial design life. The number of identified failure mechanisms and observed failure events is also increasing. The objective of the present paper is to describe the steps required in order to be able to extend the lifetime of a flexible riser for the case of corrosive annulus...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 4–7, 2015
Paper Number: OTC-25672-MS
... Abstract One of the most significant subsea inspection issues has been the inability to date to obtain high resolution images of the internal layers of complex products such as flexible risers, in situ. This has significant implications for asset integrity, life, and resultant review of design...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 5–8, 2014
Paper Number: OTC-25333-MS
... Abstract Flexible risers and dynamic umbilicals are being used increasingly in harsh environments which require reliable prediction of fatigue life. Predicting fatigue life of flexible risers and umbilicals are particularly challenging because of layered construction and helical components...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 5–8, 2014
Paper Number: OTC-25354-MS
... moored fpso flexible riser turret cylinder arrangement riser offshore technology conference inspection platform Martineau , E , Agussol , L , Wibner , C , and Hoffman , J , ‘Fluid Transfer via Steel Risers on aTurret Moored Deepwater FPSO’ , DOT 2009 , Monaco, 2009...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 5–8, 2014
Paper Number: OTC-25334-MS
... Abstract The inspection of unbonded flexible risers poses a number of challenges several of which are linked to the complex nature of the pipe's construction. This precludes the application of most conventional inspection techniques. Further difficulties arise because in many cases the...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 5–8, 2014
Paper Number: OTC-25428-MS
... Abstract Flexible riser and pipeline systems have been proposed as a promising solution for offshore oil and gas production systems in various harsh and challenging marine environments. They have many advantages compared with traditional rigid riser and pipeline systems, including: relatively...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 5–8, 2014
Paper Number: OTC-25448-MS
... Abstract Deepwater flexible riser development is often limited by strength and fatigue shortages at the hang off region due to the huge tension induced by the pipe's weight in the deepwater column. A step riser configuration has been developed to reduce these limitations in deep and ultra...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 5–8, 2014
Paper Number: OTC-25123-MS
... temporary buoy configuration riser munin swivel fpso recovery offshore technology conference clump weight huizhou oil field mooring system operation upstream oil & gas flexible riser new technology application oil field typhoon ABS Guide of Building and Classing Floating...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 5–8, 2014
Paper Number: OTC-25254-MS
... upgraded to operate beyond 15 kpsi. For more than 30 years now, Technip has been providing under Coflexip® trademark 15 kpsi rated flexible pipes qualified to API 16C and API 7K and is now moving toward 20 kpsi ratings. At the same time, progress is continuously made in flexible riser technologies to...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2013
Paper Number: OTC-24036-MS
... other from the material qualification tests, to the carbon fiber armors demonstrated fatigue performances, and in the end in the flexible pipe design and manufacturing. Presentation of OTC-24036-MS Presentation of OTC-24036-MS armor prototype pipe flexible riser riser carbon fiber...

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