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Keywords: sediment
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Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35269-MS
... may have occurred geologically in this area. Despite few evidence, analyzing the Piston Core samples onshore, along with gCPT results, the layers of deposition of the sediment were identified, with the general soil composition of the area being described as light brown clayed SILT with fine sand...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35329-MS
... into the sea. The absence of this data can compromise the holistic evaluation of the effective impacts on the marine environment, especially when comparing the concentration of metals in drilling fluids, cuttings, and marine sediments ( Dore, 2016 ). Marine sediments affected by drilling operations...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35388-MS
... information social impact assessment environmental impact assessment machine learning bathymetry integral consulting inc strength application imagery spi-pv imagery seafloor backscatter penetration offshore technology conference mbe bathymetry sediment Introduction Offshore energy...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 2023
Paper Number: OTC-32322-MS
... and studied. To understand the thermal-hydraulic-mechanical behavior with hydrate decomposition (THMD) process and to simulate the THM responses of hydrate gas bearing sediments to wellbore pressure and temperature variations under a given in-situ stress regime during drilling and production, a fully coupled...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 2023
Paper Number: OTC-32390-MS
... survey data consisted of grab sample tests (grain size), macrofaunal taxonomy, sediment profile and plan view imagery (SPI-PV), video imagery from each grab station, and towed video transects. Acoustic data products were processed and interpreted to create polygons of seafloor sediment coverage over...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 2023
Paper Number: OTC-32431-MS
... sediments and morphology, subsurface geologic features, stratigraphy, soil provinces, and soil profiles are presented and discussed. Soil province variability across the Lease Area has been successfully delineated in detail through the ground model methodology presented in this paper. Geotechnical...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 2023
Paper Number: OTC-32490-MS
... crust drilling equipment metals & mining sample tube core drill skid core drilling machine total duration accuracy nodule sample sediment check valve offshore technology conference drill bit efficient survey tool Introduction: Polymetallic nodules and Manganese (Mn) crust occur...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 2023
Paper Number: OTC-32529-MS
... modeling there is capability to select efficient storage locations in the deep coastal sediment and provide accurate assessment of CO2 residence time. We propose that even if reservoirs leak CO2, abiotic and biogeochemical reactions from the injection point to the ocean floor surface provide diverse traps...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 2023
Paper Number: OTC-32197-MS
... sediments evaluated from the acquired compressibility and monotonic strength test data. Regional Setting The study area is located offshore southeast New Jersey. It lies on the shoreward half of the continental shelf, characterized by ridge-and-swale topography, broad cross shelf valleys, shoal...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 2023
Paper Number: OTC-32230-MS
... (GoM) with water depth ranging from 3,000 to 4,000 ft ( Figure 1 ). The morphology in this area is dominated by sediment-filled minibasins sitting on top of the salt-highs ( Rowan, 1995 ). This minibasin on top of salt (ToS) has very complex geology due to the gravitational extension of salt...
Proceedings Papers

Paper presented at the Offshore Technology Conference, August 16–19, 2021
Paper Number: OTC-31056-MS
... seafloor deepwater slope displacement permanent displacement seismic coefficient seismic coefficient selection reservoir characterization category 2 shear strain seafloor value correlation relationship sediment Introduction Evaluation of seismic stability of submarine slopes represents...
Proceedings Papers

Paper presented at the Offshore Technology Conference, August 16–19, 2021
Paper Number: OTC-31102-MS
... complex shallow sediments. Instantaneous amplitude, phase, and frequency are the most widely used seismic attributes to indicate geological features, but those time-domain data are too limited to define an accurate subsurface model in depth. Therefore, seismic inversion is also required to generate...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 4–7, 2020
Paper Number: OTC-30573-MS
... quantitative information on the composition of the sediments and their physical properties. Seismic inversion is a method to convert the wave signals from time-to space-domain and derive specific material properties by using iterative numerical modeling. In this paper, we introduce a probabilistic seismic...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 4–7, 2020
Paper Number: OTC-30711-MS
... prediction pressure transgression mud cut structural geology excess pressure compartmentalization reservoir characterization sediment interface offshore technology conference Alferd J. , Blyth M. , and Tolletson , E . 2012 . Sonic logging while drilling-Sear Answers , Oil...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 4–7, 2020
Paper Number: OTC-30485-MS
... Abstract For subsea structures placed on soft seabed comprising fine-grained sediments, geotechnical design may be equally governed by the foundation settlement and stability requirements. For this reason, the soil stress history parameter, i.e. yield stress (σ y ), becomes as important...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2019
Paper Number: OTC-29296-MS
... reactor was tested in a reservoir simulator to investigate the heat transfer into gas hydrate bearing sediments. Therefore methane hydrate was generated in the LA rge R eservoir S imulator ( LARS ), an autoclave with a volume of 425 L. In a test with 80% hydrate saturation, the reservoir simulator...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2019
Paper Number: OTC-29476-MS
... Abstract Gas hydrates are widespread, occurring in both permafrost and deep sea sediments. The large estimated areas of gas hydrate reservoirs suggest that the high potential of gas hydrates as an energy resource if economically viable production methods were developed. The production...

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