... change equation permeability sustainability reservoir simulation sustainable development displacement evolution landslide geological subdiscipline extraction hydrate reservoir cross-section depressurization extraction subsidence Introduction In the context of dual carbon (carbon...

... inundation under hurricanes which regularly visit the Gulf of Mexico. In addition, it experiences one of the largest rates of subsidence in the world, which combined with sea level rise, will increase the site vulnerability in the coming decades. This study assesses present and future scenarios...

... predict the spatial distribution, porosity and permeability properties of reservoirs. fine sandstone subsidence geologic modeling upstream oil & gas oil group iii simulation geological modeling modeling & simulation lithofacies model well point sandstone seismic data sedimentary...

... production project. The basin has a water depth of 1500–2300 m; however, the depth of the hydrate occurrence zone is relatively shallow (about 100–200 MBSF) for gas hydrate production. There is high potential for geomechanical stability problems such as marine landslides, seafloor subsidence, and wellbore...

...; controlling formation sand production into the wellbore; and ensuring well structural integrity with reservoir subsidence and/or changes in geo-mechanical properties along the wellbore. This paper addresses these production issues and outlines the design requirements for typical deepwater and arctic onshore...

... between individual modules that are typically run in standalone mode for reservoir flow simulation, seismic modeling or geomechanical modeling. This paper will discuss coupled geomechanics and flow simulation to illustrate several impacts of reservoir depletion (e.g. compaction and subsidence, stress...

... international underwriter subsidence criteria us government gulf subsea system overboard ladder fabrication hurricane condition platform identification number offshore technology conference platform characteristic offshore platform annual probability deck height platform orientation mexico...

... compaction otc 18700 velocity change upstream oil & gas seismic data conocophillips subsidence sensitivity compaction log surface facility seismic velocity sensitivity reservoir characterization seafloor subsidence offshore technology conference hatchell fluid dynamics...

... dynamic change seismic data reservoir otc 16929 sensor overburden subsidence valhall reservoir characterization valhall field chalk reservoir seafloor offshore technology conference on demand seismic cable variation partnership implementation upstream oil & gas kristiansen...

... a clear effect on the 4D seismic data, which has a baseline 3D survey acquired at the beginning of the waterflood in 1989, and a monitoring survey acquired in 1999. Ekofisk 4D seismic data has been a valuable qualitative tool for describing the spatial distribution of reservoir compaction and subsidence...

.... The abstract must contain conspicuous acknowledgment of where and by whom the paper was presented. Abstract Seabed subsidence increases the probability that the crests of extreme waves will impact platform deck structures. In the years since significant subsidence at Ekofisk was discovered in early 1980's...

... for the remaining service life. The assessment, modifications and strengthening of four jacket structures located in approximately 75 m water depth at the Ekofisk Field are presented. The platforms are exposed to seabed subsidence. As subsidence develops, the probability of having wave-in- deck events increases...

.... The abstract must contain conspicuous acknowledgment of where and by whom the paper was presented. Abstract The application of subsidence monitoring and mitigation efforts combined with the conversion to remote operation have contributed to safely prolonging the operating lifetime of the best producing...

... compaction of the producing reservoir caused the seabed to subside resulting in a future need for rebuilding or replacing many of the platfonns. These were the technical (and economical) challenges given to the evaluation team. In addition the remaining license period was short and the oil price outlook...

... to be decommissioned starting August 1998 are identified on figure 1. The initial subsidence mitigation and abandonment strategies are shown on figure 2. Ekofisk Field The Ekofisk field operations are being dramatically rationalized by the introduction of the new 'X' and 'J' platfonns, replacing 3 wellhead platfonns...

... subsidence OTe 8654 Ekofisk Area Reservoir Management and Redevelopment G.H. Landa, W.H. Holm and E.V. Hough. Phillips Petroleum Co. Norway Copyright 1998, OIIshonl Technology Conference Thil paplIf w. prepaAld tor presentnon et Ihel998 OIIshonl Technology Confere~ held in Houllon, Te_, 4-7 Mey 1998...

...OTC 8529 Gulf of Mexico Subsidence Monitoring Project with a New Formation Compaction Monitoring Tool A. J. de Kock, Shell Offshore Inc., T. J. Johnson, T. Hagiwara, H. A. Zea, F. Santa, Halliburton Energy Services Copyright 1997. Offshore Technology Conference lateral displacement of markers can...

... are needed for a significant longerperiod than original designed for. The Ekofisk Field has experienced seabed subsidence due to compaction of the producing formation. In addition to the vertical deformation, which is leas important for the pipelines, the compaction has caused the seabed to move...

.... During this period, the Gulf of Mexico was undergoing onlythermal subsidence. The main phases of intracrustal extension and sea floor spreading, the stages of basin evolution most commonly associated with tectonic hinge zone formation at other divergent continental margins, had already taken place. We...

... ABSTRACT A reliability assessment of an existing jacket structure exposedto reservoir subsidence is considered in this paper. Due to reduced air gap the probability that a wave will hit the deck is increasing and this is crucial concerning the future safety for an existing structure...