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1-11 of 11
Keywords: foundation
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Proceedings Papers
Research on Fatigue Damage of Suction Pile in Deep Sea Drilling
Available to PurchaseZhu Guojing*, Yang Jin, Li Shuzhan, Jiang Kun, Wang Jiakang, Chen Kejin, Xue Qianling, Jia Shu, Huang Fangfei
Publisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference Asia, February 27–March 1, 2024
Paper Number: OTC-35020-MS
... Abstract In recent years, the use of suction pile foundations in deep-sea drilling operations has been increasingly adopted worldwide. Suction piles have a long service life and are difficult to maintain, so there is a risk of fatigue failure during drilling. This necessitates a study...
Proceedings Papers
Rosmari Marjoram Offshore Platform Bespoke Skirted Mudmat Design
Available to PurchasePublisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference Asia, February 27–March 1, 2024
Paper Number: OTC-34974-MS
... on-bottom stability during installation. This paper intends to highlight the unique challenges and complexity of Rosmari Marjoram Offshore Platform (RMP) jacket foundation design, and how the team successfully address the issues. The ‘Bespoke’ skirted mudmat foundation option was proposed whereby the sizes...
Proceedings Papers
Applicability Analysis and Mechanical Characteristics of Deep Water Suction Pile
Available to PurchaseDongsheng Xu, Jianchun Fan, Jin Yang, Tianwei Zhang, Chunlin Zhu, Ting Sun, Yingfang Zhou, Xun Liu, Yuhang Zhao, Hong Zhu
Publisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference Asia, February 27–March 1, 2024
Paper Number: OTC-34889-MS
... gas hydrate formations in the sea area. Zhu Zhenyu et al. considered the shear effect of soil on the barrel when the barrel rotates, proposed a model for calculating the horizontal bearing capacity of a barrel-shaped foundation, and deduced the formula for calculating the horizontal bearing...
Proceedings Papers
Alternate Foundation Concepts for Offshore Jackets in Calcareous Soils
Available to PurchasePublisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference Asia, March 22–25, 2022
Paper Number: OTC-31595-MS
... Abstract Calcareous soil type is found at many locations, requiring careful selection of foundation type. Calcareous soil is mostly or partly composed of calcium carbonate in the form of lime or chalk derived from the underlying chalk or limestone rock. North-West Shelf of Australia...
Proceedings Papers
Earthquake Analysis Requirement for Fixed Offshore Structures, Offshore Malaysia
Available to PurchasePublisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference Asia, March 20–23, 2018
Paper Number: OTC-28217-MS
... faults, and later map the seismic contours to the local soil condition offshore Malaysia to develop the spectral response map, and later the response spectrum for shallow and deep foundations to be used for the earthquake analysis for its facilities offshore Malaysia. earthquake analysis...
Proceedings Papers
Rapidly Rig Installable and Re-Usable Suction Bucket Wellhead Platforms
Available to PurchasePublisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference Asia, March 20–23, 2018
Paper Number: OTC-28263-MS
... Abstract A combined offshore jacket structure and foundation concept is presented, which is installable from a jack-up drilling rig. This novel system integrates the various components with extensive track record in both the offshore oil & gas and windfarm industries. It is founded...
Proceedings Papers
Bearing Characteristics of Composite Conductor Structure: Deepwater Conductor Pipe with Suction Bucket Foundation
Available to PurchaseKan Changbin, Yang Jin, Yu Xiaocong, Fu Chao, Hu Nanding, Li Lei, Yang Yuming, Zhang Can, Wang Huanhuan, Abimbola Fatai
Publisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference Asia, March 20–23, 2018
Paper Number: OTC-28541-MS
... Abstract In order to improve the vertical and lateral load bearing capacity of the drilling conductor, composite design of bucket foundation and drilling conductor was studied. The bearing behavior of composite conductor subjected to lateral and longitudinal external loads was investigated...
Proceedings Papers
FIELD A A New Solution for Marginal Field Development
Available to PurchaseAhmad Adzwan Bin M Shaipulah, Mohammad Azharie B Ahmad, Sy Nafisah Bt Sy Othman, Ahiruddin B Ab Rahman
Publisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference Asia, March 20–23, 2018
Paper Number: OTC-28445-MS
... design life. SPT is a traditional jacket with integrated suction pile foundation, which triggered significant benefit and long term cost reductions in the fabrication and offshore installation. The 1100 MT jacket is designed using suction pile technology that enables the platform to be relocated...
Proceedings Papers
Determining Scour Depth for Offshore Structures Based on a Hydrodynamics and Optimisation Approach
Available to PurchasePublisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference Asia, March 22–25, 2016
Paper Number: OTC-26848-MS
... Abstract Local scouring is a process whereby bed materials are removed around a marine structure due to the resultant disturbance of the uniform fluid flow. When not managed properly, scouring can result in a significant reduction in the stability of a foundation and a premature failure...
Proceedings Papers
Numerical Modelling of Seismically Induced Settlement for Ichthys Riser Support Structure
Available to PurchasePublisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference Asia, March 22–25, 2016
Paper Number: OTC-26778-MS
... and the potential extent of soil liquefaction beneath the RSS, which is founded on a large skirted raft foundation. Extensive site specific laboratory test data, defining the material behaviour during and after cycling, was collected to provide the necessary input to this analysis. Significant areas...
Proceedings Papers
Foundation Design and Installation for the Ichthys Riser Support Structure
Available to PurchasePublisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference Asia, March 22–25, 2016
Paper Number: OTC-26786-MS
... Facility (CPF). The foundation for the RSS comprises a skirted raft approximately 69 m x 38 m in plan with a central cut-out and 6.8 m deep skirts installed in uncemented carbonate sediments through a combination of self penetration and suction assistance. A 40 year design life combined...