... to be "forgotten" after a well is finished. This is partly due to the volume of data, but mostly the engineering team's inherent trend to design wells again from scratch based on scarce "lessons learned" spreadsheets from the previous well and theoretical simulations; simulations which often have large uncertainty...

... estimation reservoir model Simulation application algorithm reservoir modeling spe annual technical conference reservoir uncertainty analysis Anifowose society of petroleum engineers Introduction When a technological process approaches maturity, it faces more complex demands for improvement...

... Presently, several simulating processes are based on principles including predicting the rate of penetration and bit wear as a function of operating parameters, rock bit interaction models [ 2 ] and furthermore some generic simulators work on the concept of Geological Drilling Log (GDL), which...

...-loop conditions. However, a central challenge is the construction of robust computational algorithms for near real-time solutions of the underlying data-driven inverse problem which is often more challenging to obtain than the corresponding forward simulation model. This paper presents the development...

... and configurations, operating pressures and temperatures, and multiphase flow patterns. In this work, simulations have been performed for three-phase flow in HPHT wells using CFD modeling techniques. The calculated results for phase velocity, pressure and temperature distribution are discussed in detail. The CFD...

... are the ability to minimize downhole pressure variations that will occur in ERD wells and, in particular, save time during connections, and also more accurate pressure control, and thereby safer drilling operations. managed pressure drilling controller Simulation Artificial Intelligence Upstream Oil...

... not be the highest ranked at the time of implementation, but could prove to be more profitable in the longer term. This study develops a workflow to design a proactive, work-over optimisation workflow using Genetic Algorithms (GA). It is based on an integrated, economic simulation model of the field which includes...

... reliability digital field programme information data source workflow stream objective reservoir digital field remote operation operation surveillance operator Collaboration database Artificial Intelligence application query objective simulation knowledge management Introduction...

... application artificial intelligence virtual reality simulation operational awareness student work process upstream oil & gas simulation real world avatar operator virtual reality system virtual world procedure trainee virtual reality technology Introduction Virtual reality-based...

..., evaluating the successes and non-successes will without doubt determine the future direction for this technology, 2 . Most intelligent completions are very expensive, and it is important to be able to model and predict the performance of these complex systems. Finite difference reservoir simulators can...

... by SINTEF and the Center for Integrated Operations in the Petroleum Industry, together with industry partners. We find that bad data quality is not only a cost driver, but a serious drilling hazard in its own right. bad data quality simulator upstream oil & gas information operation...

... is considered as a high-technological reference model for operating companies, locally in Brazil and others around the world, to achieve success during challenging Well Testing operations. drillstem testing separator workflow upstream oil & gas simulation static period drillstem/well testing...

..., and to plan ahead. Drilling and subsurface models are thus essential to making decisions from drilling data. Operators integrating high-definition data streams in revised workflows and dynamic real-time models are now extracting more value than ever before from their downhole measurements and simulation...

... Abstract A very challenging HPHT well has been drilled utilizing an advanced ECD & Temperature, Well Stability and Geo Pressure Management System including real time simulations, early diagnosis of upcoming problems and real time simulations using state-of-the art models. The System uses...

... for such an optimization level is to maximize the NPV (Net present value) of the whole drilling operation. Computer simulations All simulations in this paper are performed with a high-fidelity model ( Nygaard & Gravdal, 2007 ) serving as a virtual process. This model has been proven through several onshore...

... Abstract This paper describes the concepts behind the multi-faceted life-cycle simulator and demonstrates its effectiveness in practice. Dynamic simulators have been successfully implemented in the oil and gas industry for process design and operator training and have become a standard tool...

... it to communicate to other people via their avatars requires only basic gaming skills, but learning to read and quickly adapt to the social etiquette and demands of any new virtual simulation does take practice. The protocols of any given simulation, whether explicit or implicit and a participants adherence...

... Algorithms and Monte Carlo simulation designed to find an optimal decision rule for some oil field development alternatives obtained from previous module, considering market uncertainty (oil price), that may help decision-making with regard to: developing a field immediately or waiting until more favorable...

...-simulations. Such a system has supplanted a conventional technology in some scientific applications and engineering systems, especially in modeling nonlinear systems. Neuro-Fuzzy modeling is a flexible framework, in which different paradigms can be combined, providing, on the one hand, a transparent interface...

... Abstract Time series data from past drilling operations are an under-utilized resource in oil-companies. Time series record processes in the well, effects of machinery on the rig, and presents an opportunity to improve upon the models underlying drilling simulations as well as alarm systems...