ULTIMO AGGIORNAMENTO BANCA DATI: 13/09/2024 13:00:57
Control systems such as SCADA and DCS are part of the critical infrastructures of the oil and gas industry. These systems were originally designed to be in physically secured and isolated areas. However, the need of integrating the ICS with IT networks and the increased use of COTS (USB, Win?) have ...
Traditional feasibility studies for remediation projects consider factors including cost, implementation risks, reliability and environmental protection. However, traditional studies do not address corporate and stakeholder desires for more sustainable business practices. Approaches are needed to compare ...
Description of the Proposed Paper: The proposed paper describes a review of case studies for the decommissioning of offshore oil and gas infrastructure in the temperate environment. Decommissioning activities in temperate waters offer some unique challenges. Structures are often associated with the ...
Description: In the United States, abundant guidance and experience are available to help companies design, implement, and evaluate employee wellness programs. Multinational corporations extending these programs to their global employees must work carefully to develop culturally relevant and effective ...
A weight-of-evidence (WOE) approach was used to evaluate whether produced water (PW) discharges in the Gulf of Guinea, offshore Nigeria contribute an unacceptable ecological effect on the marine ecosystem. The WOE approach is a structured framework used by USEPA and other regulatory agencies in drawing ...
Description of the Material Corporate assessment of the impacts and dependencies associated with ecosystem services has come of age. It happened quietly with the 2012 update of the International Finance Corporation’s Performance Standards, and resulting expansion of due diligence for the 79 banks that ...
The term Integrated Environmental Monitoring (IEM) refers to the tight coupling of sensor based real-time environmental monitoring with day-to-day operations. In that perspective IEM extends the traditional meaning of the term environmental monitoring by including discharge control, leak detection and ...
This presentation will review the unique benefits and challenges of field data management in shale production operations. Examining the lifecycle of field production data, we will explore issues of data quality, analytics, enterprise data availability, integration, and regulatory compliance from the ...
For the first time ever a novel biopolymer is being field tested in a mature onshore oil field in Northern Germany. This biopolymer - named Schizophyllan after its producing fungus - shows excellent viscosifying efficiency and high tolerance towards harsh reservoir conditions such as high temperature, ...
Water chemistry with selective ionic content and composition in the injection water plays a critical role to impact on several oil recovery enhancement processes. Lower ionic strength waters with threshold salinities less than 5,000 ppm are desired for SmartWater flooding in sandstones. Low salinity ...
Injection water with selective ionic content and composition is an essential requirement for the success of SmartWater Flooding application in carbonate reservoirs. Lower salinity SmartWater depleted in monovalent ions, but enriched in sulfates and divalent cations is desired for optimum incremental ...
Water soluble anionic polymers are widely used as Mobility Control agents in EOR. However, their shear, salt, free radical and thermal stability limit their domain of application. A joint industrial effort has led to new optimized polymer compositions. The chemical structure has been designed to improve ...
Low salinity waterflooding is gaining some attention in the recent literature as a means of improving oil recoveries. However, a clear understanding of the key mechanism(s) of low-salinity waterflooding does not seem to have emerged although wettability alteration is repeatedly cited as the cause for ...
Injection of water with designed chemistry has been proposed as a novel enhanced-oil recovery (EOR) method and is referred to as low salinity and smart waterflooding, among other names. The plethora of names encompasses a family of EOR methods relying on modifying water chemistry to increase oil recovery. ...
Workflow and the results of the work packages of a Microbial Enhanced Oil Recovery (MEOR) project aimed at a pilot are introduced and discussed. An enrichment culture consisting of various strains derived from one of the screened Wintershall fields showed good growth and EOR characteristics under feeding ...
Abstract Millimeter-sized (10 µm~mm) particle gels have been used widely to control water flow through super-high-permeability zones and fracture zones in mature oil fields. During particle gel extrusion into target zones, the gel can form a cake on the surface of low-permeability, unswept formations. ...
Abstract Electrical resistivity measurement technique is being used to evaluate the remaining oil in place during carbon dioxide (CO2) – EOR and it is currently extended to CO2 sequestration projects for tracking and quantifying carbon dioxide migration. Seismic method is another technique but it becomes ...
India’s crude oil reserves tend to be light and sweet, with specific gravity varying from 38° API in the offshore Mumbai High field to 32° API at other onshore basins. India produced roughly 880 thousand barrels per day (bbl/d) of total oil in 2009 from over 3,600 operating oil wells. Enhanced oil recovery ...
Mature, high temperature, high salinity oil reservoirs pose significant challenges for chemical enhanced oil recovery (CEOR) and a simple robust solution is missing, yet highly desired, by asset holders. Viscoelastic surfactants are a class of amphiphilic molecules that can form supramolecular structures ...
In-depth water diversion has been evaluated as a measure for increased oil recovery at the Snorre field, offshore Norway. The waterflood sweep efficiency can be potentially increased by in-depth placement of a blocking agent. In previous works (SPE-143836 and SPE-154004) in-depth formation plugging ...