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Keywords: north sea
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Proceedings Papers

Paper presented at the Offshore Technology Conference, May 4–7, 2020
Paper Number: OTC-30698-MS
... The North Sea area is in transition. While oil and gas production is in decline, the deployment of offshore wind turbines in large scale wind parks to produce offshore renewable energy is accelerating. The accelerated deployment of renewable wind increasingly far offshore creates challenges to...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 4–7, 2020
Paper Number: OTC-30529-MS
... the North Sea. The survey data has also shown that corrosion and fatigue are the dominant mooring line incident triggers (see Table 1). Figure 2 Reported Incidents IncludingLine Failure and Severe Degradation Table 1 Dominant Causes of Mooring Line Incidents Cause Number Percentage Fatigue 18 24...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2019
Paper Number: OTC-29606-MS
... operation. operator machine learning digital twin contractor project management disruption application platform north sea compressor operation maintenance investigation valve engineer offshore technology conference control room eict contractor platform pay dividend instrumentation...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2019
Paper Number: OTC-29351-MS
... an artificial neural network (ANN). We apply it to a set of publically available data from the Holland Kust Zuid wind farm site in the Dutch sector of the North Sea. The result of the workflow yields maps or sub-volumes of geotechnical or geomechanical properties across the development site that can...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2019
Paper Number: OTC-29454-MS
... set keeping the remaining 20% to test the model. In total, the database consists of around 3000 leak-off pressure data from about 1800 exploration wells, and grouped in geographical area (North Sea, Norwegian Sea, Barents Sea groups). The LOPs of the North Sea and the Norwegian Sea show a bi-linear...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2019
Paper Number: OTC-29526-MS
... worldwide regions will be considered. It is first developed a semi-submersible in the Gulf of Mexico for hurricanes up to 1,000-year return period. Wind speeds in other representative locations worldwide, i.e., the North Sea, and offshore Northwest Australia, are then applied to reconfigure the semi...
Proceedings Papers

Paper presented at the Offshore Technology Conference, April 30–May 3, 2018
Paper Number: OTC-29046-MS
... conference cbm eict contractor technician maintenance subsea system platform design operator digitalization low-manned platform engineer north sea Presentation of OTC-29046-MS Presentation of OTC-29046-MS OTC-29046-MS Harnessing Data Effectively to Develop a Low-Manned Platform in a...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 2017
Paper Number: OTC-27646-MS
... The decommissioning of offshore oil and gas infrastructure is a key aspect in the life cycle of the facility and incurs a significant amount of cost. Decom North Sea was formed in 2010 with funding from the UK Department of Energy and Climate Change (DECC), Scottish Enterprise and Highlands...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 2017
Paper Number: OTC-27859-MS
... readily adaptable to support regulatory decision-making and alternatives analysis for decommissioning worldwide, including the North Sea, Australia, and Asia. marine mammal influence diagram swing weight partial removal bernstein 2015 offshore facility decommissioning stakeholder objective...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 2–5, 2016
Paper Number: OTC-27036-MS
... in the North Sea. We give here an overview of the instrumentation system and the motivation for the different design choices. The system is an example of an integrated monitoring system, where different types of sensors complement each other and gives a more thorough understanding of methane...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 2–5, 2016
Paper Number: OTC-27128-MS
... This paper will illustrate some of the challenges facing decommissioning in the harsh environment of the North Sea and the latest efforts spent on analytical and practical fronts to achieve a safe and efficient removal of some of the biggest North Sea structures. The need for efficiency has...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 4–7, 2015
Paper Number: OTC-25708-MS
... Abstract The onshore and offshore O&G industry has achieved an outstanding improvement in occupational safety over the past 20 years, however major accident performance has improved much less. The North Sea appears to have a better performance record on major accidents. Process safety...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 4–7, 2015
Paper Number: OTC-25973-MS
... to the autocorrelation of the surface spectrum. The sea states in the experiments were chosen to represent extreme waves in the North Sea and Australian waters. The effects of nonlinear wave-wave interactions, which shift the actual focus point and focus time from the linear position, are analyzed...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 5–8, 2014
Paper Number: OTC-25438-MS
... pipes with explosives or other means. This paper will describe several plug and abandonment (P&A) intervention operations conducted on subsea wells in the North Sea without the use of explosives. The overall objectives of the operation were to P&A and sidetrack two wells. After setting two 5 1...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 5–8, 2014
Paper Number: OTC-25150-MS
... conference upstream oil & gas structural geology lateral drainage gradient swarbrick variation north sea hydrodynamic flow hydrodynamic aquifer tilt overpressure hydrocarbon Antonakos , A. and Lambrakis , N. , 2000 , Hydrodynamic Characteristics and Nitrate Propagation in...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2013
Paper Number: OTC-24054-MS
... Presentation of OTC-24054-MS operator accessed december 2012 recovery rate rlwi vessel milling rlwi well intervention recovery factor offshore technology conference artificial intelligence artificial lift system downhole intervention north sea subsea well light well intervention gas lift...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2013
Paper Number: OTC-23906-MS
... use of the existing platform infrastructure. The practice is known as slot recovery program. Requirements of local regulatory agencies: The steps required to qualify the offshore wells as permanently abandoned vary widely with the local regulatory jurisdiction. The governing bodies of the North Sea...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2013
Paper Number: OTC-23915-MS
... abandonment tectonic stress well abandonment offshore technology conference plug cement plug well integrity placement technique north sea integrity cement annular pressure drilling well decommissioning operation OTC 23915 Techniques and Materials for North Sea Plug and Abandonment Operations...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 2–5, 2011
Paper Number: OTC-21566-MS
... offshore. New developments in formulating dispersion based PPDs and Paraffin Inhibitors has resulted in products suitable for subsea injection. One of these new environmentally friendly developments was proposed for inhibiting wax deposition in a subsea tieback in the Norwegian sector of the North Sea...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 2–5, 2011
Paper Number: OTC-21788-MS
... Abstract Biodegradable scale inhibitors have been developed that provide excellent inhibition of barium sulfate scale and that meet regulatory requirements for application in the North Sea and in other sensitive marine environments. These inhibitors are in compliance with the " yellow-banded...

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