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Keywords: assumption
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Proceedings Papers
Results and Learnings from the TADI 2024 Methane Quantification Trial
Available to PurchasePublisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Europe Energy Conference and Exhibition, June 10–12, 2025
Paper Number: SPE-225634-MS
... with participation may be prohibitive. Each controlled release is therefore a valuable benchmark worthy of careful understanding. artificial intelligence wind speed climate change simulation flight corbett and smith 2022 mass balance assumption bias correction factor air emission tadi 2024 emission...
Proceedings Papers
An Extended JBN Method to Determine the Flow Function and Relative Permeabilities from Composite Core Flooding Experiments – Preliminary Results
Available to PurchasePublisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Europe Energy Conference and Exhibition, June 26–28, 2024
Paper Number: SPE-220030-MS
... is validated on synthetical data using CO2-water primary drainage literature curves where the relative permeability curves. fluid dynamics journal andersen equation permeability experiment petroleum science fraction saturation engineering relative permeability society assumption flow...
Proceedings Papers
A Control Volume Material Balance Approach and Its Applications to Real-Time Flow Diagnostics
Available to PurchasePublisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE EuropEC - Europe Energy Conference featured at the 84th EAGE Annual Conference & Exhibition, June 5–8, 2023
Paper Number: SPE-214428-MS
... enhanced recovery reservoir simulator assumption injector tof displacement application streamline variation flow diagnostic boundary producer equation Introduction Numerical simulations play a critical role in reservoir development and management for optimal hydrocarbon recovery...
Proceedings Papers
Intercept Method for Accurately Estimating Critical Fluid Saturation and Approximate Transient Solutions with Production Time Scales in Centrifuge Core Plug Experiments
Available to PurchasePublisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE EuropEC - Europe Energy Conference featured at the 84th EAGE Annual Conference & Exhibition, June 5–8, 2023
Paper Number: SPE-214402-MS
... imbibition numerical simulation assumption intercept Introduction Multiphase flow in porous media is characterized by saturation functions describing how fluids interact relative to their single-phase behavior. This governs force-flux relations, fluid distributions and flow, storage...
Proceedings Papers
Forecasting Asset Lifecycle Profitability Through Energy Efficiency and CO2 Utilization Initiatives
Available to PurchaseSuhail Felicia Diaz, Luigi Alfonso Saputelli, Maria Angela Capello, Herminio Passalacqua, Elvis Hernandez-Perdomo
Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE EuropEC - Europe Energy Conference featured at the 83rd EAGE Annual Conference & Exhibition, June 6–9, 2022
Paper Number: SPE-209666-MS
... are the uncertainties and decisions to obtain the asset(s) production and cash flow forecasts, which combines several variables including field development philosophy, reservoir productivity, drilling and workover activities, producing effluents treatment options, corporate targets, technical-economic assumptions...
Proceedings Papers
Model Selection for Error Generalization in History Matching
Available to PurchasePublisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Europec featured at 80th EAGE Conference and Exhibition, June 11–14, 2018
Paper Number: SPE-190778-MS
...Non-parametric modelling of discrepancy In many science settings, there may exist a mutual dependence between different data points. This attribute implies that the assumption of independent observations no longer holds. Subsequently, observations are broken down in different groups each...
Proceedings Papers
Temperature and Geometry Effects on the Fracture Surfaces Dissolution Patterns in Acid Fracturing
Available to PurchasePublisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Europec featured at 80th EAGE Conference and Exhibition, June 11–14, 2018
Paper Number: SPE-190819-MS
... injection fracture reaction rate acid diffusion coefficient equation Dolomite formation assumption fracture surface temperature profile Acid Fracture Modeling Overview Acid fracturing is a well stimulation method performed in carbonate formations. Such operations consist of injecting viscous...
Proceedings Papers
Shale Gas Well Total Fracture Surface Area Calculation Re-Visited for a Dynamic Formation Permeability
Available to PurchasePublisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Europec featured at 79th EAGE Conference and Exhibition, June 12–15, 2017
Paper Number: SPE-185809-MS
... of errors on the predicted total fracture surface area caused by the constant permeability assumption. The study proposes a modified RTA model, which accounts for dynamic permeability to eliminate the error in calculated area. Results from the sensitivity analysis show that the error on surface area...
Proceedings Papers
Analytical Methods for Single-Phase Oil Flow: Accounting for Changing Liquid and Rock Properties
Available to PurchasePublisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Europec featured at 78th EAGE Conference and Exhibition, May 30–June 2, 2016
Paper Number: SPE-180139-MS
... and reservoir properties can change significantly throughout the production period. Since the commonly used analyses are largely based on the assumption of constant properties, the central question of this study is: For RTA purposes, is it valid to assume that the variation of oil and reservoir properties...
Proceedings Papers
Multiscale Fracture Integration into a Multiple-Porosity Model: Fracture Lumping and Optimal Number of Scales
Available to PurchasePublisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Europec featured at 78th EAGE Conference and Exhibition, May 30–June 2, 2016
Paper Number: SPE-180168-MS
... assumptions. Different options to turn a continuous fracture distribution into a given number of discrete levels are investigated. Eventually, based on dimensionless coefficients, an optimal number of fracture scales is determined by lumping levels with similar behaviour. Rate-limiting transfer occurs between...
Proceedings Papers
A New Interpretation of CO 2 Diffusion Experiments
Available to PurchasePublisher: Society of Petroleum Engineers (SPE)
Paper presented at the EAGE Annual Conference & Exhibition incorporating SPE Europec, June 10–13, 2013
Paper Number: SPE-164933-MS
... with the assumptions made in this case. We come to the conclusion that a parabolic diffusion law cannot explain the two different diffusion constants, but a hyperbolic law can. In a detailed dimensional analysis of the Navier-Stokes equation dimensionless groups are formed, the magnitude of which determines...
Proceedings Papers
A Novel Optimisation Algorithm for Inflow Control Valve Management
Available to PurchasePublisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Europec/EAGE Annual Conference, June 4–7, 2012
Paper Number: SPE-154472-MS
... at each time step by the simulator. Run times similar to the base case are potentially possible while, equally importantly, the optimal value identified is similar to the value returned by the other published optimisation methods referred to above. This paper outlines the assumptions made and, after...
Proceedings Papers
Underground Natural Gas Storage in the UK: Business Feasibility Case Study
Available to PurchasePublisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE EUROPEC/EAGE Annual Conference and Exhibition, May 23–26, 2011
Paper Number: SPE-143019-MS
... incentives to procure the desired results. artificial intelligence gas storage facility decision variable therm gas storage national grid assumption storage natural gas storage capex spe 143019 london university reservoir storage facility upstream oil & gas underground natural gas...
Proceedings Papers
Novel Analytical Methods of Temperature Interpretation in Horizontal Wells
Available to PurchasePublisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE EUROPEC/EAGE Annual Conference and Exhibition, June 14–17, 2010
Paper Number: SPE-131642-MS
... field". upstream oil & gas temperature change coefficient temperature data reservoir surveillance interpretation exhibition production monitoring equation heat loss resolution equation 8 production logging assumption derivation temperature distribution analytical solution...
Proceedings Papers
Enhanced Economic Modeling by Correlated Stochastic Models of E&P Costs and Hydrocarbon Prices: The Limitations of Fixed Price Decks and the Versatility of Least-Squares Monte Carlo Simulation
Available to PurchasePublisher: Society of Petroleum Engineers (SPE)
Paper presented at the EUROPEC/EAGE Conference and Exhibition, June 8–11, 2009
Paper Number: SPE-121442-MS
... correlation NPV oil price Scenario hydrocarbon price stochastic process williger Monte Carlo simulation real option valuation probability distribution time series assumption rig rental rate decision point Introduction Over the past decade, the upstream oil and gas industry has slowly...
Proceedings Papers
Real Options Analysis in Petroleum Exploration and Production: A New Paradigm in Investment Analysis
Available to PurchasePublisher: Society of Petroleum Engineers (SPE)
Paper presented at the EUROPEC/EAGE Conference and Exhibition, June 8–11, 2009
Paper Number: SPE-121426-MS
... option valuation to oil & gas investments, a number of approaches were proposed for calculating the value of an uncertain investment. Unfortunately, the assumptions underlying these various approaches and the conditions that are appropriate for their application are often not spelled out. Where...
Proceedings Papers
Method to Preliminary Estimation of the Reserves and Production Forecast for Dual Porosity Fractured Reservoirs
Available to PurchasePublisher: Society of Petroleum Engineers (SPE)
Paper presented at the Europec/EAGE Conference and Exhibition, June 9–12, 2008
Paper Number: SPE-113378-MS
... curve is valid for a given set of parameters and defined boundary conditions. Abstract When simulating naturally fractured reservoirs many uncertainties have to be accepted. These uncertainties do not only origin in the reservoir characterization but also in oversimplifying assumptions...
Proceedings Papers
Recent Advances and Practical Applications of Integrated Production Modeling at Jack Asset in Deepwater Gulf of Mexico
Available to PurchasePublisher: Society of Petroleum Engineers (SPE)
Paper presented at the Europec/EAGE Conference and Exhibition, June 9–12, 2008
Paper Number: SPE-113904-MS
.... artificial lift system Reservoir Surveillance Upstream Oil & Gas artificial lift alternative production monitoring equation of state well-bore model assumption sea floor production control Modeling & Simulation Surface Network Model correlation fluid modeling workflow Injection Rate...
Proceedings Papers
Real-Time Water Detection and Flow Rate Tracking in Vertical and Deviated Intelligent Wells with Pressure sensors
Available to PurchasePublisher: Society of Petroleum Engineers (SPE)
Paper presented at the Europec/EAGE Conference and Exhibition, June 9–12, 2008
Paper Number: SPE-113889-MS
... Reservoir Surveillance water detection pressure sensor pressure data assumption optimisation pressure drop total pressure drop pressure gradient frictional pressure drop Upstream Oil & Gas flow rate detection intelligent well i-well completion production monitoring drillstem/well testing...
Proceedings Papers
Myths and Realities in Upscaling Reservoir Data and Models
Available to PurchasePublisher: Society of Petroleum Engineers (SPE)
Paper presented at the EUROPEC/EAGE Conference and Exhibition, June 11–14, 2007
Paper Number: SPE-106620-MS
... cutoff porosity analytical solution Reservoir Characterization Upstream Oil & Gas total property assumption numerical solution dataset Modeling & Simulation cutoff criteria reservoir property Block Permeability reservoir Ringrose permeability geological model reservoir simulation...
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