... permeability drillstem testing drillstem/well testing boundary condition region 1 interface equation upstream oil & gas pressure behavior analytical solution formulation mobility Introduction It is possible to create an approximate solution class for composite reservoir flow problems...

... simulation calculation compositional model compositional simulation reservoir model nonlinear term reduction saturation iteration test case snapshot deim society of petroleum engineers independent variable pod formulation equation Introduction Reservoir simulation predicts the flow...

... Abstract The design of an invert emulsion fluid that can hold up more than 24,000 psi and 435°F is a complicated and exhausting process. The challenges presented in the design of an UHPHT drilling fluid formulation are the base oil selection and the complete drilling fluid formulation. Flash...

... on physical mechanisms as capillary imbibition. Capillary imbibition is considered through wettability in several mass transfer formulations (also called transfer functions) as the main mass driving force between matrix and fracture. This paper provides simulation results of waterflooding in two different...

... planning sensitivity analysis application water production transmissibility reservoir compartmentalized reservoir algorithm formulation compartment Introduction The process of identifying and performance forecasting of the remaining, feasible, and actionable field development opportunities...

... For the mathematical formulation, the following assumptions will be considered: Single phase flow. The reservoir is composed by two layers and each layer may present two or three regions. Negligible gravitational forces and small pressure gradients. Constant initial pressure. ( p i...

... factor results are compared with the expected final recovery after more than 30 years of waterflooding. Laboratory core flood experiments and phase behavior tests were conducted to determine the optimum polymer and the optimized surfactant formulation. The modeling of these experiments, allowed...

... gas utilization society of petroleum engineers light oil reservoir production rate formulation nanofluid gas production rate Introduction CO2 EOR is a major Enhanced Oil Recovery technology worldwide with high oil recovery capacity. In supercritical conditions, CO2 presents a similar...

... optimization problem flow rate optimization performance curve total oil production Scenario scenario optimization base case optimization model Artificial Intelligence Upstream Oil & Gas variation BSW production optimization liquid capacity active constraint formulation Introduction...

... % Methods Surfactant-polymer formulation design Surfactant formulation was designed using Winsor III microemulsion as screening criteria for the detection of ultra-low interfacial tensions. The methodology has been detailed in previous papers ( Morvan et al., 2008 ; Moreau et al., 2010 ). Phase...

... formulation that enables us to apply the weighted residuals methods of Galerkin with linear interpolation functions. The use of linear interpolant functions reduces the computational work but at the cost of having to face some inestabilities in the solutions. Once the model is discretized, we make use...

... sensitivity and low viscosity. The formulation of this unique fluid allows it to build pressure after the guns have been fired, helping perform the completion without any significant water or fluid loss to the formation. The fluid is used with perforating guns and does not have to be removed. The well can...

... temperature transient analysis formulation equation society of petroleum engineers valve Introduction Where The model studied is two dimensional for the reservoir and one dimensional for the well. Reservoir is considered homogeneous within each layer, anisotropic and two-phase (oil/water...

... In order to find the optimal breaker formulation, it was necessary to perform an extensive laboratory investigation using core plugs from the formation. This optimal breaker formulation was verified through a Return Permeability Test. In terms of the operational design of the system...

... Dynamics dewpoint completion transverse fracture hydraulic fracturing reservoir flow finite element mesh hydraulic fracture formulation equation horizontal well reservoir permeability spe 122052 derivative fracture society of petroleum engineers new method maximum principle...

... the formation and its correct implementation in a Numerical Reservoir Simulator. Some history matches in Naturally Fractured Reservoirs have showed that the traditional double porosity formulation used since the end of the 60's sometimes does not show good results. Even though the modeling of naturally...

... Abstract In design and implementation of Alkali Surfactant Polymer (ASP) formulation for IOR processes, the inorganic alkali component acts as sacrificing agent avoiding the surfactant adsorption and decreasing the IFT. Nevertheless, as a part of this process there are some potential problems...

...-element method is actually considered for discretizing the differential equations [16] . Abstract In this work is presented a numerical formulation for reservoir simulation in which the element-based finite-volume method (EbFVM) is applied to the discretization of the differential equations...

... drilling operations. spe 94532 well pb-762 rigid polymer gel application upstream oil & gas influx polymer gel olivare enhanced recovery drilling operation schlumberger coiled tubing gas zone formulation gas shut-off hurtado liquid gel lake maracaibo shallow gas shut-off...

... aspects of this coupled phenomenon have already been developed. However, the use of these models without the knowledge of the associated simplifications may lead to wrong conclusions. The present paper discusses the modeling aspects of the coupled process. Three formulations are compared: an analytical...