..., such as stringent air gap requirements, stability, large draught under lightweight condition against the limited water depth of quay or channel, fatigue issues, and difficulties for topside integration, etc., a donut-type platform with large moon pool is proposed. Analysis of hull stability and motion...

.... There is currently more uncertainty associated with how to determine the governing fracture toughness, and conditions for crack stability, in the same environment. Results are shown to be highly loading rate sensitive, also displaying possible sub-critical crack growth under globally close to constant load scenarios...

... Province, China 2. China Ship Development and Design Center Wuhan, Hubei Province, China ABSTRACT For the optimization design of stiffened cylindrical shell structure with equal rib stiffness, the structural stability requirement is higher than the strength requirement under certain combinations of length...

... prediction stability. Following this, JB, ZB, DK, and HM methods also demonstrate good prediction stability, corresponding to sample proportions of 98.8%, 97.7%, 96.4%, and 86.6%, respectively. As the error limit decreases, the JB method begins to show outstanding predictive results, with sample proportions...

... ABSTRACT Flexible skirt surrounded Air Cushion Vehicle (ACV) hull buoyancy box is blown into designed shape on cushion state, while drops freely into water by self-weight on water-borne state. Current method for ACV water-borne stability calculation only deal with hull buoyancy box, but didn't...

... chambers surrounded by them. It is closely related to the overall performance of the air cushion vehicles in terms of cushion lifting, rapidity, stabilization, and navigational safety (Shabarov et al. 2022; Xu, Zhang, et al. 2020). reservoir geomechanics modeling & simulation deformation...

.... Therefore, based on the kinematic equation, guidance velocities can be designed for pose tracking. Breivik et al. (2006) proposed a design of guidance velocity. This design is based on Lyapunov theory, and the perfect tracking of designed guidance velocity provides asymptotic stability of pose tracking...

... platform clearance gravity floating production systems effect dcop mathematics of computing stability ballast platform stability formula keel tank subsea system deep-draft cylindrical offshore platform displacement calculation buoyancy insufficient stability shanghai jiao tong...

... properties of cement rings and presents a cementing control method for deepwater oil and gas production to ensure stability of the upper hydrate layer. Additionally, the paper explores the feasibility of thermal insulation materials for improving the thermal insulation performance of cement slurry, offering...

... shale ga exploration friction resistance stability Proceedings of the Thirty-fourth (2024) International Ocean and Polar Engineering Conference Rhodes, Greece, June 16 21, 2024 Copyright © 2024 by the International Society of Offshore and Polar Engineers (ISOPE) ISBN 978-1-880653-78-4; ISSN 1098...

...Proceedings of the Thirty-fourth (2024) International Ocean and Polar Engineering Conference Rhodes, Greece, June 16 21, 2024 Copyright © 2024 by the International Society of Offshore and Polar Engineers (ISOPE) ISBN 978-1-880653-78-4; ISSN 1098-6189 www.isope.org Stability Analysis of Drilling...

... of Offshore and Polar Engineers (ISOPE) ISBN 978-1-880653-78-4; ISSN 1098-6189 www.isope.org Research on Stability of Drilling Conductor System under environmental loads Yuxiang Yang, Jin Yang , Long Zhang, Minghe Zhang College of Safety and Ocean Engineering, China University of Petroleum (Beijing). Beijing...

... ABSTRACT The present paper analyzes the stability of slopes in deep soil deposits for which the inclination angle β is greater than the friction angle ϕ and whose height h is greater than the limiting depth z 1 . The theoretical analysis presented in the paper, based upon the plasticity...

... strength characteristics. geologist geological subdiscipline characteristic anisotropic consolidation structural geology particle strength characteristic plate tectonics strength experiment reservoir geomechanics china powder particle instrument silt ministry people stability...

...Proceedings of the Thirty-fourth (2024) International Ocean and Polar Engineering Conference Rhodes, Greece, June 16 21, 2024 Copyright © 2024 by the International Society of Offshore and Polar Engineers (ISOPE) ISBN 978-1-880653-78-4; ISSN 1098-6189 www.isope.org Study on Stability of Suction Pile...

... is hindered by the insufficient stability of water film. In this study, an innovative strategy for enhancing water film retention on pipe walls by applying superhydrophilic coatings is presented, aimed at increasing the stability of core annular flows in heavy oil pipelines. Moreover, a novel measurement...

... operations safely and stably. In dangerous working conditions, quickly adjust the platform attitude to float. The simulation of TLP ballast tank level height control shows that the control model with nonlinear modification controller has higher control accuracy and stronger robust stability than the control...

..., viscosity, and void fraction on the linear stability and vibrational characteristics of pipelines. KEYWORDS: Fluid-induced forces; dynamic behavior; two-phase flow; numerical simulation; flow parameter; linear stability. INTRODUCTION Pipelines, essential for transporting fluids in the petrochemical industry...

..., like solar and nuclear, mixing scientific and political views. social responsibility engineering stability sustainability subsea system platform operability tlp consideration assessment fowt sustainable development turbine design west shetland southern north sea operation...

... is carried out in a certain water area. The experiment focuses on the accuracy of target recognition, the stability of operation and the efficiency of real-time processing. On the test day, the hydrological conditions were good and there was no strong echo interference (Fig.7). Fig.7 Experimental scene...