.... It provides comparative analysis and guidance for the planning and selection of perfect platform for offshore oil development, summing up and analyzing operational experience. KEY WORDS: Offshore mobile drilling platform, Analytic hierarchy process, Entropy weight method, Comprehensive evaluation INTRODUCTION...

... baseline sustainability sustainable development consumption variation selection social responsibility fuel oil consumption ship calculation dataset baseline voyage normalization artificial intelligence oil consumption foc efficiency framework deviation tfoc route-based fuel oil...

... cement chemistry cement property leak thixotropic cement slurry slurry cement slurry thixotropy casing and cementing cement formulation agent strength drilling fluids and materials evaluation thixotropic agent cotton fiber fracture selection operation experiment leakage...

... verification trials of the new non-intrusive method, was avoided by means of a careful selection of the pipe geometry and material and of the experimental configuration. All tests were successfully performed, producing in all cases a pipe with the target level of deformation , and showing good agreement...

... Abstract Coastal waters have high navigability density, having a high possibility of causing accidents and endangering traffic efficiency. To select the emergency rescue location in coastal waters more scientific and reasonable, based on in-depth research on the optimal location of emergency...

... pose a huge an ultra-deep-water gas field in block KG D6 off the east coast of India technological challenge to be addressed. (Fig.1). This was the first of three deep-water gas projects in block KG In the paper we discuss the selection of suitable floating structural D6. Together they are expected...

... and greater potential. Site selection is the prerequisite for the initial implementation of the wave energy project in a region. It directly determines the economic and social benefits of future wave energy power generation. This study is based on the development plan of wave energy power stations formulated...

... ABSTRACT Ultra-deepwater hydrocarbon pipelines face a number of design challenges in the form of demanding geotechnical characteristics of the selected route, extreme slope, construction loads arising from suspended catenary and loads introduced during conventional hydrotesting of the installed...

... facilities for the development of hydrocarbon deposits in the southwestern part of the Kara Sea, the selection of competitive options for in-depth study at the subsequent design stages, identification of critical technologies required for the implementation of the selected conceptual solution, as well...

... in historical accident data. However, the prediction result of the SVR model is largely dependent on the selection of parameters of the model. The genetic algorithm has the characteristics of group search method and heuristic random search method, and is not easy to achieve Local convergence. Its inherent...

... and be constructable. The solution is found by use of a genetic algorithm, which opposed to a gradient based method works well when design sensitivities are unknown (Choi and Kim, 2006). fitness function selection crossover optimisation calculation thickness jacket structure optimization solution space...

... the trend of larger wind turbines and deeper marine environment. bim sustainable development maintenance layout optimization operation construction application framework information wind energy offshore wind farm obstacle life cycle management marine environment selection sustainability...

... barriers on the dynamic behavior of a coupled train-bridge system should be studied and evaluated. safety ss pc box girder bridge porosity train-bridge system ground transportation safety index rail transportation artificial intelligence history train vehicle vehicle selection bridge...

... production, a new-built oil pipeline is technically feasible but economically unattractive. A floater with condensate storage is cost effective but technically challenging. Production semi-submersible with condensate storage and offloading is finally selected after comparison among various development...

... Optimized Materials for High Integrity Well Completions Eric John Wright and Brian David Wilfahrt ExxonMobil Production Company Spring, Texas, USA ABSTRACT Optimized materials selection and qualification for well completions is an important contributor to the success of upstream projects; both...

... industries. This paper describes the ad-hoc conversion of the heavy-lift vessel Xiang Rui Kou (XRK) to DP-2 class, with comprehensive focus on the impetus for conversion and the technical and practical challenges addressed by the solution developed, such as thruster selection, feasibility assessment, DP...

... Abstract The concept of concurrent engineering (CE) and design for manufacturing and assembly (DFMA) strategy was adopted to facilitate and improve decision-making in the design of welded structures. To this end, an application-based selection method was introduced for selection of the base...

... and tensile armour wires in flexible riser fabrication. optimisation critical process optimisation selection experiment taguchi rafferty application riser fabrication robustness quality response factor noise factor critical process welding rqm quality response target quality control...

... issues and related opportunities that may improve commercial viability evaluations or more cost effective concept selection for a field. As a result of the identified opportunities, this paper presents a systematic approach to the improved collection and testing of well data during appraisal well testing...

... concept selection, wall thickness selection, strength and fatigue analysis (including VIV fatigue and wave induced fatigue), and Interference analysis. The present study shows that a single casing riser system can be designed with adequate strength, sufficient fatigue life, seabed and reasonable wellbay...