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Keywords: loading
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Proceedings Papers
Advanced Simulation-Based Design Exploration and Optimization for Challenging Flexible Flowline Loading Impacts on Various Subsea Connection Systems
Available to PurchasePublisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 5–8, 2025
Paper Number: OTC-35584-MS
... Abstract Vertical connection systems are widely used in offshore production for the oil and gas industry, where the loadings from the connected flowline have a significant influence on the tie-in connection, host structure design, and foundation capacities. The objective is to explore...
Proceedings Papers
Installation and Capacity Analyses of Offshore Torpedo Anchors
Available to PurchasePublisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 5–8, 2025
Paper Number: OTC-35639-MS
... technology conference soil strength efficiency mass coefficient lateral capacity model parameter loading diameter capacity efficiency anchor penetration drag coefficient Introduction Seabed anchoring is a key component to ensure the overall safety and integrity of the mooring system...
Proceedings Papers
Effect of Seismic Peak Ground Acceleration on the Performance of Shared Suction Caisson Anchors in Clay for Floating Offshore Wind Turbines
Available to PurchasePublisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 5–8, 2025
Paper Number: OTC-35805-MS
... Abstract This study investigates the effect of seismic loading on the performance of a shared suction caisson anchor for a floating offshore wind turbine (FOWT) array with taut mooring configuration in anormally consolidated clay deposit. A three-dimensional (3D) finite element (FE) analysis...
Proceedings Papers
Certification of an Offshore CO 2 Offloading and Injection Solution with Flexible Pipes
Available to PurchasePublisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 5–8, 2025
Paper Number: OTC-35866-MS
... pipes with two CO2 offloading systems—Single Anchor Loading (SAL) and Submerged Turret Loading (STL)—known for their endurance, flexibility, and uptime, enabling continuous CO2 injection in all weather conditions. The corrosion-resistant flexible pipe, in combination with the CO2 offloading systems...
Proceedings Papers
The Geomechanical Behavior of Hydrate Reservoirs: Implications for Drilling and Production
Available to PurchasePublisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 5–8, 2025
Paper Number: OTC-35944-MS
... Abstract We performed uniaxial compression tests on specimens from a sandy silt reservoir with a hydrate saturation greater than 80% and on specimens of the same reservoir without hydrate present. During loading, the hydrate-bearing reservoir samples are stiffer than equivalent samples without...
Proceedings Papers
Consideration of Creep and Relaxation on the Fatigue Life of Copper Conductors in Dynamic Cables
Available to PurchasePublisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 5–8, 2025
Paper Number: OTC-35748-MS
... and loading history under displacement-controlled deformation. New and existing copper fatigue test data are used to establish a mean-stress sensitive fatigue damage model. This is used to estimate the added damage from the relaxation phase, and allows us to compare displacement- and load-controlled tests...
Proceedings Papers
Experimental Approach Towards Investigating Cyclic Load Response of a Suction Anchor
Available to PurchasePublisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 5–8, 2025
Paper Number: OTC-35845-MS
... loading. One of the most critical loading conditions is cyclic tensile loading acting simultaneously with a net tensile load, which may cause large accumulated tensile displacement. However, tensile behaviour of suction anchors in sand is not well understood. This paper presents a review of research...
Proceedings Papers
High Temperature Compatible, Field-Deployable Heat Exchanger Nanocomposite Treatments
Available to PurchasePublisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35384-MS
... application coupon oilfield chemistry substrate flowline corrosion loading high temperature compatible stability pipeline corrosion fouling offshore technology conference operation Introduction Coupons steel coupons were tested for coating continuity prior to performance testing using...
Proceedings Papers
Recommended Design Practices for Enhanced Well Productivity in Multi-Zone Completions with Large Variations in Zonal Pressures
Available to PurchasePublisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35429-MS
... wells situated in the Jubilee Field, off the coast of Ghana. The sensitivity of dynamic underbalance generation and perforation cleanout performance to changes in readily modifiable gun system characteristics was studied. This includes charge loading, string positioning and management of gun free volume...
Proceedings Papers
Low-Cost Below Seabed Monitoring Solutions for Monopile Foundations
Available to PurchasePublisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35186-MS
..., off-the-shelf components. Prototype systems were tested in a full-scale test designed to simulate the loading conditions during a monopile installation. This test involved installing the prototype sensor protection systems on a sheet pile and driving the sheet pile into the soil. The sheet pile...
Proceedings Papers
Buoyant Tower: Experimental and Numerical Studies on Novel Application of Suction Caisson Foundation
Available to PurchasePublisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35241-MS
... The objective of the centrifuge model tests is to comprehend the failure modes of an SCF as part of a BT, to assess its load-bearing capacities, to compare numerical and experimental results, and to provide insights to improve SCF design procedures. The CX-15 BT is considered the prototype...
Proceedings Papers
Wandoo A – Reliability Methodology for Determination of Probability of Failure of a Braced Caisson Structure
Available to PurchasePublisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35427-MS
... The variation in maximum instantaneous water level is an inherent randomness and is therefore aleatoric, or Type I, uncertainty. The crest elevation was considered the primary source of uncertainty in the jacket loading. A methodology was developed to convert the maximum instantaneous water...
Proceedings Papers
Well Integrity Management Based on New Operating Limits - A New Method for Extending the Well Lifespan and Changes in Operating Conditions
Available to PurchaseNelson Moreira, André F. Lazaro, F. R. Minucci, Pedro E. Aranha, Marcos C. Weidlich, Fernando B. Fernandes, Luiz F. B. Nardi, Eduardo S. Radespiel, Charlton O. Okama, I. Palmieri, C. M. dos Santos, Felipe S. Terra
Publisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35440-MS
... performed for a better understanding of its new engineering limits. The establishment of new operational limits was based on a meticulous study of loadings, considering their frequencies of occurrence and magnitudes. Additionally, a comprehensive evaluation of the casing and packoff strengths was conducted...
Proceedings Papers
Novel Wire-Woven Elastic Structure Enabling Reliable and Cost-Effective Adaptive PDC Drill Bits
Available to PurchasePublisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35482-MS
... Abstract Shock loading and damage to drill bit cutters caused by changes in rock formations has long been a challenge, especially for shoulder cutters that are subjected to the highest cutting forces. To overcome this problem, a breakthrough solution is emerging—the "Adaptive" polycrystalline...
Proceedings Papers
Geotechnical Properties of Subglacial Till at Baltic Sea Offshore Wind Farm Sites
Available to PurchasePublisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35172-MS
... to confirm glaciotectonic origins. Key parameters for strength assessment are presented. The cyclic strength properties are compared to experience from literature offering insights into its cyclic loading behavior. The thorough investigation provides essential insights into the geotechnical properties...
Proceedings Papers
Wandoo A – A Life Extension Case Study Implementing Reliability Methodologies
Available to PurchasePublisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 1–4, 2023
Paper Number: OTC-32195-MS
... upstream oil & gas knowledge management assessment loading australia government main column wandoo reliability-driven assessment substructure scenario resistance sub-sea system probability return period consideration foundation normal distribution conductor compliance...
Proceedings Papers
Seismic Stability Assessment of a Mudmat on Liquefiable Seabed
Available to PurchasePublisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 1–4, 2023
Paper Number: OTC-32267-MS
... with Small Strain Stiffness (HSsmall) ( PLAXIS, 2020 ). The finite element analyses were conducted using one acceleration time series, four geometries and three different calculation phases: The first phase is a gravity loading phase to calculate the correct stresses in the soil due to the vertical (V...
Proceedings Papers
Compressible Carbon: Particle Behavior in Drilling Fluids and Field-Scale Deployment
Available to PurchasePublisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 2–5, 2022
Paper Number: OTC-31767-MS
... Abstract Annular pressure buildup (APB) can occur due to an increase in fluid temperature during the production of hot reservoir fluids, geomechanical loading from the surrounding rock formation, and hydraulic connectivity to pressurized reservoirs. In this study, a novel, compressible...
Proceedings Papers
Assessment of New Materials in Unbonded Flexible Pipes
Available to PurchasePublisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 2–5, 2022
Paper Number: OTC-31811-MS
... materials and corrosion subsurface corrosion h2s management resistance unbonded flexible pipe procedure manufacturer qualification q-fmeca certificate sheath tolerance loading manufacturing process requirement new material As the flexible pipe industry is a competitive industry...
Proceedings Papers
Validation of Flexible Riser Decoupled Time Domain Analysis
Available to PurchasePublisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 2–5, 2022
Paper Number: OTC-31889-MS
... perspective (i.e. phasing between vessel motions and wave elevation is incorrect), in a shallow water context (33 m) where direct wave loading on the risers contributes as much as vessel motions. Second comparing the use of a Gumbel distribution versus an empirical distribution to determine levels of non...
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