ULTIMO AGGIORNAMENTO BANCA DATI: 13/09/2024 13:00:57
Abstract The paper describes a method for modeling reservoir true effective k incorporating k from core, fractures & well test. A 3D permeability model is developed based on detailed lithotype mapping within which horizontal matrix permeability is simulated. Comparison of modelled permeability with ...
Abstract Oil production from some of wells in the White Tiger field producing from a fissured Basement reservoir; have been impaired by excessive water production. Excess water not only reduced the artificial lift efficiency, but also imposed various damages to the oil zones. Since 2002, a joint industrial ...
Abstract In recent years, deflation methods have received increasingly particular attention as a means to improving the convergence of linear iterative solvers. This is due to the fact that deflation operators provide a way to remove the negative effect that extreme (usually small) eigenvalues have ...
Abstract Shell China, in partnership with PetroChina Southwest, began exploration of the Fushun Shale Gas Block, completing its first wells in 2011. A campaign was designed to acquire subsurface data in the exploration campaign to assess the Lower Longmaxi Hot Shale interval with an end goal of assessing ...
Abstract Polymer augmented alkaline flooding (PAAF) is a relatively new EOR process, and its first version has been defined as injecting an alkaline slug chased by a polymer slug. During the early 1980's the second version of PAAF was introduced, being composed of a single slug of alkaline and ...
Abstract Extended reach wells drilled from the Goodwyn Alpha platform are highly aggressive and have been drilled with a variety of invert-emulsion mud systems. Historically, mud system selection for these wells was based on compliance to environmental regulations and satisfaction of technical criteria. ...
Abstract Technological improvements of drilling and reaming methods continue to be evaluated and introduced to the drilling industry. This paper describes recent, controlled testing of new expandable concentric stabilizers and reamers, performed on a full-scale, highly instrumented drill rig. An inherent ...
Abstract This paper describes the application of underbalanced horizontal wells to develop some different tight gas reservoirs in the Netherlands section of the Southern North Sea. Underbalanced well design presented specific issues related to the nature of these reservoirs. The construction and production ...
Abstract It is well known that monitoring cuttings allows drilling engineers to take remedial solutions to control wellbore instability while drilling. Unfortunately, just the cuttings volume interpretation can be easily misunderstood and borehole instability can become unmanageable. Besides, most ...
Abstract Daqing oilfield has entered the late period of extra high water production. With the development of horizontal well technology, coning of injected water is one of the most important production problems in the Daqing oilfield. The water cut of many wells in old depleted areas is more than 80%, ...
Abstract A multilateral completion allows one or more laterals to be connected to a parent wellbore so that production from each can be isolated or commingled, and all laterals can be accessed. One of the challenges in multilateral drilling has been in regaining access to the main wellbore after the ...
Abstract There are a number of acid formulations that will generate deeply penetrating wormholes in carbonate formations. Two of the most recent advances are diesel emulsified acid (DEA) and self-diverting polymer/HCl (in-situ gelled acid, or GA). The acid volumes required for propagation of the wormholes, ...
Abstract Novel well completion techniques and exceptional field execution allowed the six well completions on the Anadarko operated Marco Polo Deepwater TLP project in Green Canyon 608 to be accomplished in world-class fashion.All six wells (seventeen frac packs) were placed on production in only 168 ...
Abstract This paper discusses the first well in which an expandable screen and expandable liner hanger were installed in a horizontal openhole well for Saudi Aramco. Wells in this area require sand control; however, alternative sand control solutions presented some potential problems in the Saudi Aramco ...
Abstract The Ormen Lange field is located at water depths of 800 to 1100 m, within the scar of the gigantic prehistoric Storegga Slide. The seabed in the area very rugged, with small softbottom troughs between peaks and ridges formed by slide blocks. The baseline survey and biodiversity mapping of ...
Abstract The paper will address the specific issues associated with underbalance horizontal drilling using two phase flow. Firstly, the challenges that were overcome in devising a ""safe"" method of deploying a directional drilling BHA into a live well will be presented together with a review of the ...
Abstract Tangguh LNG Project is a major green field development located within a biologically diverse and ecologically important region, particularly mangrove swamps, which form a fringe around the shore of Bintuni Bay, and occupy much of the large, estuarine mosaic at its head.The Bay is important ...
(*now with Dowell Schlumberger Ltd.) Abstract Coiled tubing drilling has come of age through 1995 and 1996 with the beginnings of technical and economic successes utilizing coiled tubing as a medium to drill underbalanced wellbores. With the development of field reliable downhole tools, coiled tubing ...
Abstract The major service company's bundled service concept has evolved to provide Gulf of Mexico operators an alternative solution to managing discrete service operations themselves - a new approach called total integrated solutions. Traditional drilling and workover operations require the operating ...
Abstract Enhanced simplicity and reliability are critical in offshore development because of the increased costs of intervention when compared to onshore services. Therefore, many innovative equipment and operational techniques have been introduced to more effectively support these needs in offshore ...