1-20 of 1953
Keywords: equation
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Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-206238-MS
... algorithm producer petroleum engineer graph network field case equation Introduction Closed loop reservoir management of reservoirs with primary depletion and IOR/EOR require fast, accurate, and sustainable models. Reservoir history matching and production optimization are two crucial...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-206252-MS
... data leakage wellbore integrity mass flow houston usa orifice artificial intelligence integrity issue coefficient genetic algorithm offshore technology conference gas flow experimental data perfect integrity status jobson 1955 digital twin equation Introduction The evolution...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-206303-MS
... connectivity equation geological data roi crm model upstream oil & gas field data connectivity petroleum engineer connectivity value standalone crm Introduction Waterflooding continues to be the most popular and economically viable method to improve recovery in oil production field...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-206345-MS
... time transforms variable-rate production profiles to constant-rate profiles, allowing us to use the pseudo-steady-state (PSS) flow equation for modeling. However, the PSS equation requires use of shape factors in applications, and shape factors available in the literature are available only for square...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-206359-MS
... reporting, metadata, or other relevant peripheral information). To overcome this, we first generate structured datasets for flow in porous media using simple representative building blocks of flow physics such as Buckley-Leverett, convection-dispersion equations, and viscous fingering. Then, the outcomes...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-206352-MS
...-resolution simulations with parallel computing for the Navier-Stokes equations (NSEs) are run for each of the training samples. We then collect the inputs and outputs from the simulations. Step 3: Construct an optimized data-driven surrogate model. A data-driven model based on machine learning is then built...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-206085-MS
... performance. We show that similar fast simulation and multi-well modeling approaches can be developed utilizing the PSS pressure as a spatial coordinate, providing an extension to both Conventional and Unconventional reservoir analysis. We reformulate the multi-dimensional multi-phase flow equations using...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-206189-MS
... monitoring static pressure flow section diameter production control psia flow rate pressure measurement liquid density reynolds number application equation sensor unit esp sensor unit fluid density deviation angle density measurement tool conduit Introduction The ability to measure...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-206161-MS
... in this study because of (a) the large-scale problems that are solved, involving millions of elements and (b) the large number of mass and heat balance equations per element. The size of the problems, the number of operations, and the very large memory requirement make their solution intractable for single...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-205862-MS
... temperature changes on transient pressure can be ignored so that the pressure and energy equations can be decoupled. We firstly compute reservoir pressure field based on Kazemi model, then use this obtained pressure field to solve the energy-balance equations. The numerical solution is verified and is found...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-205839-MS
... Table 1 Various equations used in the compartmentalization concept. Material Balance Equation − q g s c ~ = V φ B g i μ g ( c g + c f ) μ g i d ψ d t Normalized Gas Pseudopressure...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-205866-MS
... in this study includes not only the Allen-Cahn parameters but also selected thermal, statistical rock-type distribution in the geological model, as well as electromagnetic parameters of the applied quasi-static Maxwell equation. A Non-Intrusive Polynomial Chaos (NIPC) is used for: considering the affect...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-206381-MS
..., an analytical model for the SAGD process is introduced by coupling heat and fluid flow and constitutive equations. A moving boundary, counter-current flow approach is used for the steam chamber rise and subsequent sideways expansion. The model is unique because it assumes the steam injection rate is constant...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-208626-STU
... Map XRD Data Analysis Permeability Modelling Permeability was calculated per rock type, linear equations was derived for each rock type through core porosity vs core permeability cross plot which resulted in four different linear permeability equations. Figure 15 shows the different...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-205893-MS
... Kaolinite 2.3% (w/w) 6 Ilite 2.2% (w/w) 7 Chlorite 0.4% (w/w) 8 Mica 0.9% (w/w) Table 1 Parameters used for validation of modified rate law in equation (5) S. No. Parameter Value ( Schechter R., 1992 ) Unit 1 Reactive surface area of bentonite 8.7 × 10 3...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-205918-MS
... and downstream directions are known on the shortest tie-line. (2) Solving Equation (13) between λ t I I and λ t I will close the gap by a tie-line rarefaction. (3) Once calculated, the entire route between injection gas, z gas , and initial oil, z oil , is known. Figure 5...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-205897-MS
... adsorption capacity. Thus, P L evaluates the feasibility of gas desorption during reservoir depletion ( Mavor et al. 1990 ). The Langmuir equation is meant to be an empirical tool to correlate the experimental data that assumes a monolayer of gas molecules accumulates at the surface of a homogeneous...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-205928-MS
...). In this environment, computing original reservoir Sw using Traditional hydrocarbon saturation equation is challenging. As a result, the displacement efficiency of a water drive cannot be accurately determined. In order to properly evaluate displacement efficiency, we must estimate initial reservoir Sw (Swirr...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-205974-MS
...Abstract Abstract In this study, an extended version of the fractional decline model is analytically developed for gas flow in fracture reservoir using the anomalous diffusion equation incorporated with the fractional calculus and equation of state. The model can represent the heterogeneity...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-206021-MS
... density sensor array equation density plot influx volume trajectory design distributed sensors interval density analysis wellbore differential pressure Introduction The WDP network consists of wired tubulars, repeater subs placed approximately every 1,000 ft, and a data swivel...

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