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Keywords: frequency
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Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35148-MS
... downhole intervention strategic planning and management subsea system well integrity chevron completion installation and operations project management completion equipment drilling operation frequency api 17tr8 consideration application anchor functionality casing design well control...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35399-MS
... sampling approach is based on selected key risks/failure scenarios that drive inspection activities and frequency. A BoP subsea inspection lifecycle cost savings of over 30% can be achieved by using a risk based sampling approach instead of a prescriptive inspection approach. The risk assessment...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35209-MS
... damage caused frequency turbine column connection 1 turbine column connection 3 Introduction A floating wind power platform is subjected to long-term exposure to environmental loads. Among these, wind loads and wave loads are critical loads for floating wind power platforms and significantly...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35174-MS
... with Motion Reference Unit (MRU) sensors, located at the helideck and the South-West pontoon. These sensors along with GPS provide 6 degrees-of-freedom (DOF) data at a frequency of 4 Hz. mooring system h-link torsional stiffness stiffness psd excitation eigenmode sensor frequency eigenfrequency...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35203-MS
... offshore windfarm site occupancy turbine frequency coppersmith Introduction Quantification of coseismic displacement of an active fault is an essential input for seismic design of facilities situated in a fault zone. The displacement design can be provided as a single value based on a worst...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35239-MS
... with upending tool; decrease the hook load to slightly below the total combined weight of pile and hammer to allow the self-weight penetration into the seabed; start the vibratory hammer at a low frequency; allow the pile to penetrate the seabed; gradually increase the hammer frequency when needed...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35226-MS
..., MetOcean data, geotechnical and geophysical characteristics, and clustering strategies. It explores the critical role of WTG parameters, including loading effects and natural frequencies, and their impact on foundation design. The paper also delves into the significance of accurate MetOcean data...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35252-MS
... and integrating context-dependent information necessary for characterizing EMF risk for marine life. risk management social responsibility sustainability artificial intelligence emf elasmobranch assessment cable sustainable development exposure frequency subsea cable strength skate esl report...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35404-MS
.... This paper conducts a comparative study of outputs of wind turbine, motion performances of the floater, and tensions of the mooring lines, involving various simulations using different mooring models, exploring both frequency and time domains. In the frequency domain, it begins with hydrodynamic analysis...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35463-MS
... the broader frequency range but underperformed the linear TMDIs and TMDs at peak loading. This indicates promise for regions with highly variable wave conditions; however, the TMDs and linear TMDIs may still perform better on semi-submersible platforms in some offshore locations. For identical vibrational...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 2023
Paper Number: OTC-32329-MS
... inhibition machine learning division 2 histogram inspection h2s management complex reservoir artificial intelligence fatigue life crack size api 17tr8 fcgr curve fatigue analysis requirement geometry fatigue failure frequency fatigue screening test data load histogram offshore technology...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 2023
Paper Number: OTC-32284-MS
... subsea cable mean stress test result frequency copper conductor stress coefficient offshore technology conference Introduction As opposed to its bottom-fixed counterpart, floating offshore wind requires dynamic cables for its electrical infrastructure. This entails the inter-array network...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 2023
Paper Number: OTC-32368-MS
... in the wave basin using operational and extreme seas. Results indicate that the RTED attenuates dynamics in all components of the system, over a broad range of frequencies. Findings also reveal complexities which can be associated with dynamic attributes of control system embodiments at sub-scale, thereby...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 2023
Paper Number: OTC-32415-MS
... misalignment are investigated numerically using coupled aero-hydro-servo-elastic model in time domain for both operational and extreme conditions. Statistics of each design parameter are discussed for various design load conditions. A sensitivity study of floating tower natural frequency was also carried out...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 2–5, 2022
Paper Number: OTC-31949-MS
... acoustic modes in the pipe and structural mode frequencies. This paper takes this notion further, translating the structural modes into a predictable fatigue life using S-N curves. A typical AIV broadband excitation level can range anywhere between 100Hz – 3000Hz. Modal analysis of the pipework near...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 2–5, 2022
Paper Number: OTC-32014-MS
.... A linear irregular wave model is a sum of many small linear wave components with different amplitude, phase, frequency and direction. The phases as well as amplitudes are random with respect to each other. Wave Spectra Each sea state in a scatter diagram can be described by the spectral distribution...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 2–5, 2022
Paper Number: OTC-32132-MS
... production control materials and corrosion artificial intelligence waterflooding upstream oil & gas pipeline offshore pipeline pipeline leak detection automated subsea pipeline leak detection akhmetkaliyeva masuri riser corrosion frequency leakage offshore technology conference leak oil...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 2–5, 2022
Paper Number: OTC-31760-MS
... and consequence modelling tools available to date. climate change risk and uncertainty assessment offshore pipeline sustainability risk management midstream oil & gas air emission concentration cfd model carbon dioxide sustainable development social responsibility frequency co 2 database...

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