Results 11 to 20 of about 9,144,744 (158)

Smart offshore structure for reliability prediction process [PDF]

open access: yes, 2013
A review of the developments within the field of structural reliability theory shows that some gaps still exist in the reliability prediction process and hence there is an urgent desire for improvements such that the estimated structural reliability ...
Nwankwo, Cosmas Chidozie
core   +7 more sources

Forecasting long term jack up vessel demand for offshore wind [PDF]

open access: yes, 2013
Offshore wind deployment has greatly increased in the last decade. The number and size of installations have historically determined the requirement for jack up vessels, as installation was the only driver for heavy lift vessel requirement.
Dinwoodie, Iain Allan, McMillan, David
core   +4 more sources

Vessel charter rate estimation for offshore wind O&M activities [PDF]

open access: yes, 2013
Estimating the cost of vessels is an important factor for the operation & maintenance (O&M) costs of offshore wind farms. Accurate cost estimation is required during operation of the wind farm.
Lazakis, Iraklis   +2 more
core   +5 more sources

Modeling Techniques and Control Strategies for Jack-Up Rig: A State of the Art and Challenges

open access: yesIEEE Access, 2021
In recent years, for many offshore projects, including offshore oil and gas exploration and offshore wind farm construction, it is necessary to control the position of elevating of Jack-up Rig (JuR) in stable and balanced control. Designing the elevating
Xuan-Kien Dang, Tien-Dat Tran
doaj   +1 more source

The jack-up platform for offshore oil and gas exploration overview [PDF]

open access: yesRussian Journal of Construction Science and Technology, 2017
A Jack-Up platform can float and be transported, it can be elevated when it arrives on location and its legs will rest on the sea bed. After an appropriate and rigorous site assessment the unit will be ready for operation. Due to the compliant characteristics of the structural system difficult challenges must be overcome by designers and operators ...
Boswell, L. F.   +2 more
openaire   +2 more sources

Self-Adaptive Fuzzy Control Approach for Jack-up Rig Jacking System Based on Particle Swarm Optimization

open access: yesIEEE Access, 2022
Many offshore projects, such as offshore oil and gas exploration and offshore wind farm development, have required controlling the position of elevating the hull in a stable and balanced manner in recent years.
Xuan-Kien Dang   +4 more
doaj   +1 more source

Investigation of effect of spudcan penetration on adjacent platform piles

open access: yesYantu gongcheng xuebao, 2021
Jack-up rigs are commonly employed for offshore drilling and platform work-overs in various oil and gas fields, and are always operated in close proximity to permanent platforms.
ZHANG Hai-yang 1, LIU Run 1, JIA Zhao-lin 2
doaj   +1 more source

Human Machine Interaction (HMI) in Offshore Drilling - oil rig workers’ opinion about their interaction with machines

open access: yesInternational Journal of Occupational Safety and Health, 2021
Introduction: There are huge numbers of drilling platforms in the world and once the worker on those platforms meet with an accident, the situation could be very serious.
AH Siddique, T Shamsi, M Hasan
doaj   +1 more source

Spectral Response of Stationary Jack-Up Platforms Loaded by Sea Waves and Wind using Perturbation Method

open access: yesPolish Maritime Research, 2022
The paper addresses non-linear vibrations of offshore jack-up drilling platforms loaded by sea waves and wind in their stationary condition using the perturbation method.
Rozmarynowski Bogdan, Jesien Wojciech
doaj   +1 more source

Spectral Dynamic Analysis of A Stationary Jack-Up Platform

open access: yesPolish Maritime Research, 2019
The paper refers to the dynamic short-term response analysis of the Baltic steel drilling platform (see Fig.2) in a random sea-state represented by one-dimensional wave spectrum proposed by Striekalov and Massel, which is recommended for the Baltic Sea ...
Rozmarynowski Bogdan
doaj   +1 more source

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