Results 1 to 10 of about 159 (113)

Bearing capacity of the bucket spudcan foundation for offshore jack-up drilling platforms

Petroleum Exploration and Development, 2011
To compare the bearing capacities of the traditional spudcan and the bucket spudcan, the effects of different type spudcans on the rigidity of pile legs and the entire bearing capacity were analyzed in detail.
Puyang Zhang, Hongyan Ding
doaj   +4 more sources

Optimization of teeth distribution for promote gearbox used in jack-up offshore platforms using improved genetic algorithm

Journal of Advanced Mechanical Design, Systems, and Manufacturing, 2020
The mathematical model of teeth distribution optimization for the promote gearbox is presented considering the objective functions such as the volume, efficiency, strength difference for the adjacent stages, and the design variables such as module, sun ...
Shuai LI, Chaosheng SONG, Caichao ZHU, Hailan SONG, Xuesong DU   +4 more
doaj   +5 more sources

Risk Analysis of Pile Pitching and Pulling on Offshore Wind Power Jack-Up Platforms Based on a Fault Tree and Fuzzy Bayesian Network

Energies
Safety accidents during pile pitching and pulling operations on offshore wind power jack-up platforms occur frequently, yet research into their underlying causes is insufficient. This study delved into the causes of accidents related to pile pitching and
Hao Xu, Jinqian Zeng, Lingzhi Xi, Hui Huang, Qiang Zhang, Dingding Yang, Rui Wang, Chengyuan Zhang, Zhenming Li, Xinjiao Tian   +9 more
doaj   +4 more sources

Calculation of Towing Resistance of Jack-up Offshore Platform

Shanghai Jiaotong Daxue xuebao, 2023
In the course of towing of offshore platform, it is of great significance to calculate the towing resistance ahead of time and select the main tugboat with proper power for towing safety. In this paper, the calculation formulas or recommended methods for
AN Tao, LIN Zengyong, BAI Jian
doaj   +2 more sources

Experimental Study of a Puncture Warning System for a Jack-Up Offshore Platform

Polish Maritime Research
During the operation of jack-up offshore platforms, the complex and variable seabed geological conditions involved can lead to serious accidents, such as pile leg punctures and platform tilt.
Liu Zailiang, Li Xiaobin, Song Yuelin, Xie Yonghe, Li Detang   +4 more
doaj   +2 more sources

Numerical Analysis of Dynamics of Jack-Up Offshore Platform and Its Seabed Foundation under Ocean Wave

Applied Sciences (Switzerland), 2022
Jack-up offshore platform is a type of important marine structure, which is mainly used for satellite launch, oil exploitation, and other engineering tasks in the offshore area. The offshore platform is bound to be subjected to wave loading in the course of use. Whether it can withstand the wave impact is an important engineering problem. To solve this
Jianhong Ye
exaly   +3 more sources

Offshore foundation systems for resource recovery: Assessing the three-dimensional response of jack-up platforms

KSCE Journal of Civil Engineering, 2011
Self-installing mobile jack-ups platforms retain a dominate role in the exploration of offshore oil and gas in water depths up to around 120 m. However, significant challenges in assessing their stability and dynamic performance under large storm loading remain.
Mark Cassidy
exaly   +2 more sources

The Application and Optimization of a New Tunnel Ventilation Method for the Control Room of Electric Submersible Pump Systems on Jack-Up Offshore Platforms

Buildings
This study focused on the novel ventilation solution used in the control room of an electric submersible pump on a jack-up offshore platform, with the core objective of exploring the advantages of tunnel ventilation over the traditional ceiling-mounted ...
Tenghua Gao, Menglin Li, Shunxin Zhang, Yuwei Wu, Yu Zhang, Xiaoyu Wang, Xiangfeng Zeng, Shengxiang Huang, Wenyu Yang   +8 more
doaj   +2 more sources

Risk and Preventive Measures of Pile Placement in Chengdao Oilfield

Shanghai Jiaotong Daxue xuebao, 2023
Chengdao Oilfield is located in the modern Yellow River underwater delta, where the seabed strata are complex, and the sediment silt and silty clay have great interbedding changes.
AN Tao, LIN Zengyong, ZHANG Da
doaj   +1 more source

Structural Assessment of an Offshore Platform Subjected to a Ship Collision [PDF]

Port Said Engineering Research Journal, 2023
Oil and gas platforms are exposed to ship accidents, which is an unavoidable event. Ships have been developed recently, where it becomes larger and more equipped.
Eman Younis, Ehab Tolba, Sherif Abdellah, Elsayed Galal   +3 more
doaj   +1 more source