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Keywords: amplitude
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Proceedings Papers

Paper presented at the Offshore Technology Conference, May 2–5, 2022
Paper Number: OTC-31949-MS
... floating production storage and offloading contribution amplitude fatigue life power level pipework cyclical load damage allowance Background Acoustic induced vibration [AIV] in the pipework is associated with high frequency fatigue failures at the piping discontinuities. When high pressure...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 2–5, 2022
Paper Number: OTC-31917-MS
... of vibration is a self-excitation mechanism in the bit-rock cutting process in hard rock, when drilling with PDC bits onshore and offshore ( Oueslati et. al 2013 , Oueslati et. al. 2014 ). HFTO can result in high dynamic torque and rotational and tangential acceleration amplitudes stressing the drilling tools...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 2–5, 2022
Paper Number: OTC-31719-MS
... frequency particle receiver defect frequency range composite well band gap effect void amplitude offshore technology conference cement evaluation Introduction Background Cement serves an important role in securing and protecting wells for oil and gas production, fluid injection, carbon...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 2–5, 2022
Paper Number: OTC-31792-MS
... method central specimen proceedings plastic strain offshore pipeline pipe sample stress triaxiality longitudinal specimen as-received pipe steel amplitude offshore technology conference midstream oil & gas tensile strength tensile property simulation specimen gauge area mean cv...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 2–5, 2022
Paper Number: OTC-31809-MS
... profiles and eight recorded acceleration time histories, the design acceleration spectrum was developed based on the envelope of the 24 calculated acceleration spectra. The acceleration amplitudes of the design spectrum in the short period range are slightly larger using the calculated curves than...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 2–5, 2022
Paper Number: OTC-32014-MS
... wave model statistics ocean energy weibull distribution amplitude significant wave height incident wave application spectrum offshore technology conference wind speed equation Introduction Offshore renewable facilities ("offshore renewables") are exposed to environmental conditions...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 2–5, 2022
Paper Number: OTC-32106-MS
... of residual curvature method used in deepwater applications. upstream oil & gas rotation offshore pipeline buckle rcm residual curvature section subsea system bottom lay tension amplitude reliability orientation out-of-straightness feature deepwater application offshore technology...
Proceedings Papers

Paper presented at the Offshore Technology Conference, August 16–19, 2021
Paper Number: OTC-30921-MS
... model test overprediction current profile subsea system floating production system simulation procedure reduction fpso floating production storage and offloading industry practice amplitude ur value floating production storage & offloading vim response vortex induced motion vim...
Proceedings Papers

Paper presented at the Offshore Technology Conference, August 16–19, 2021
Paper Number: OTC-30985-MS
... vortex-induced vibration triantafyllou vibration rigid cylinder hydrodynamic coefficient deeponet hydrodynamic database experiment amplitude offshore technology conference Several machine learning algorithms have been developed in the literature to predict the life span of the structure...
Proceedings Papers

Paper presented at the Offshore Technology Conference, August 16–19, 2021
Paper Number: OTC-31236-MS
... run under the atmospheric pressure (applied pressure is 0 psi) using the same ramping time and target temperature. cement formulation upstream oil & gas gel time cement chemistry consistometer consistency analysis amplitude well decommissioning resin polymerization atmospheric...
Proceedings Papers

Paper presented at the Offshore Technology Conference, August 16–19, 2021
Paper Number: OTC-31102-MS
... is highly influenced by the soil and rock medium. The seismic attributes in their study were instantaneous amplitude of seismic envelope, instantaneous phase, and instantaneous frequency. Those seismic attributes were found to be appropriate to distinguish medium- to coarse-grained sand-prone sediments...
Proceedings Papers

Paper presented at the Offshore Technology Conference, August 16–19, 2021
Paper Number: OTC-31100-MS
... placed and will act as a qualitative cement presence indicator ( Blyth et al. 2013 ). Quantitative cement evaluation from LWD acoustic tools has been challenging due to the presence of the rigid steel collar of the LWD tools. Although, later on, an amplitude-based methodology for quantitative cement...
Proceedings Papers

Paper presented at the Offshore Technology Conference, August 16–19, 2021
Paper Number: OTC-31319-MS
... the full thickness of the annulus between casing and formation. Following the casing flexural arrival, an echo reflected from the cement/formation interface may be detected under appropriate conditions, and its characteristics (time of arrival and amplitude) measured. This echo is also known as third...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 4–7, 2020
Paper Number: OTC-30718-MS
... and the new design guidance. The paper includes the new response model along with VIV screening, safety factors and unique considerations required for fatigue assessment of jumper systems. response curve offshore technology conference test data inline cautionary note amplitude offshore pipeline...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 4–7, 2020
Paper Number: OTC-30666-MS
... the acoustic energy propagating through the casing, the cement and the formation. The amplitude and the attenuation of the returned wave can be correlated with Bond Index (BI), due to the difference in acoustic impedance between casing and cement. Over years, different wireline technologies have been...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2019
Paper Number: OTC-29621-MS
... functions derived for the design curves of both S-N and T-N approaches to account for the mean load while keeping the same confidence of the existing curves. stress range fatigue testing amplitude chain diameter subsea system test data mbl fatigue performance fatigue test program different...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2019
Paper Number: OTC-29321-MS
... of petroleum engineers displacement bha pressure pulse modeling software bit dynamic dat internal pressure pulse friction pressure-pulse-generating tool upstream oil & gas efficiency downhole data analysis shock tool drilling operation amplitude offshore technology conference drillstring...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2019
Paper Number: OTC-29504-MS
... the effects of cyclic loading, loading rate, load amplitude, riser embedment depth and consolidation on the vertical stiffness of the soil supporting the riser in the TDZ. Monotonic and cyclic model tests using single gravity, displacement-controlled laboratory model tests of soil stiffness were conducted...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2019
Paper Number: OTC-29604-MS
... artificial intelligence frequency hydrate upstream oil & gas amplitude gas hydrate stability gas hydrate stability zone gas hydrate saturation Bangs , N. L. , D. S. Sawyer , and X. Golovchenko , 1993 , Free gas at the base of the gas hydrate zone in the vicinity...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2019
Paper Number: OTC-29471-MS
... and corrosion seal failure fatigue life tubular connection well integrity flowline corrosion amplitude mpa pipeline corrosion premium connection riser corrosion makeup shoulder interference lap upstream oil & gas selection subsurface corrosion ISO 13679 , Petroleum and natural gas...

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