نتایج جستجو برای: offshore platforms

تعداد نتایج: 69732  

2017
Jack C. P. Cheng Yi Tan Yongze Song Xin Liu Xiangyu Wang

Background: Offshore oil and gas platforms generally have a lifetime of 30 to 40 years, and platform decommissioning is a major issue because many of the existing offshore oil and gas platforms are reaching the end of their service life. There are many possible options for decommissioning offshore oil and gas platforms, and each decommissioning option can be implemented using different methods ...

2012
Thomas Østerlie

This paper empirically explores the concept of co-materialization to explain the digital innovation dynamics in offshore petroleum production. The central insight developed is that the very nature of subsurface processes and phenomena that may be monitored and controlled is transformed as offshore petroleum production is digitalized. The paper shows how digital technologies are intrinsic to thi...

Journal: مهندسی دریا 2006
Saied Mazaheri ,

Floating offshore structures, particularly floating oil production, storage and offloading systems (FPSOs) are still in great demand, both in small and large reservoirs, for deployment in deep water. The prediction of such vessels’ responses to her environmental loading over her lifetime is now often undertaken using response-based design methodology, although the approach is still in its...

ژورنال: مهندسی دریا 2015

Topsides of offshore platforms contain different equipments, therefore earthquake excitation may impose large forces on them. In designing these topsides, the interaction of the secondary systems and primary structure is not usually considered, which is not realistic. In order to study this subject a 3D model of a typical platform in the Persian Gulf is constructed and analyzed, using OpenSees ...

Ahmadi, Hamid, Kordkarimi, Majid,

In this paper, results extracted from a set of stress analyses performed on 46 FE models for unstiffened gap tubular KT-joints are presented and discussed. The main objective of the FE analyses, validated against experimental data, was to run a parametric investigation on the effects of geometrical characteristics of the joint on the values of the stress concentration factors (SCFs). The SCF is...

Journal: :International Journal of Naval Architecture and Ocean Engineering 2021

Journal: :Journal of physics 2022

Abstract This project provides an efficient and effective wave dissipation solution for the real needs of various large oceanic floating platforms, achieves power generation gain energy utilization equipment with help local point aggregation sub-effect. The device uses special shaped plates laid in array to adjust unit plate spacing attitude form Bragg resonance surface wavelength fitting, whic...

2016
Valeria Mezzolla

Renewable energies is an important sector that needs to be sustained and increased by the action of policies and economic support. Opponents to the extraction of fossil fuels justify their renounced use with the COP21 statements, signed by all the participating countries to implement the production of renewable energies and reduce the use of fossil fuels. In particular, the containment of relea...

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