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Keywords: Eqn
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Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 26–29, 2020
Paper Number: SPE-204264-STU
... Pressure. reservoir surveillance drillstem/well testing compressibility factor drillstem testing specific gravity calculation production monitoring upstream oil & gas bottom hole pressure gravity profile numerical simulation depth interval assumption eqn gradient data production...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 30–October 2, 2019
Paper Number: SPE-195947-MS
... perturbation technique flow in porous media Upstream Oil & Gas pore pressure well PI Permeability reduction analytical solution Poisson production rate Reservoir Characterization coal seam gas approximation variation pi solution nucleus permeability reservoir Eqn equation bulk modulus...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 26–28, 2016
Paper Number: SPE-184482-STU
... costs. Upstream Oil & Gas normalized relative permeability curve Eqn relative permeability curve reservoir simulation best case saturation graph flow in porous media automatic hm rock type run 1 Modeling & Simulation Fluid Dynamics permeability curve normalized relative...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 30–October 2, 2013
Paper Number: SPE-166081-MS
... Integrating Eqn. (2) , yields: (3) u = η G 1 r ∫ r w r rPdr + C 1 r 2 + C 2 r According to the theory of poroelasticity for the plane strain condition, the radial stress component is equal to: ( Wang 2000 ) (4) σ rr = E...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 30–October 2, 2013
Paper Number: SPE-166074-MS
... volume (3) ζ = − ∅ ∇ . ( V f − V s ) (6) α = 1 − C s C b Drained bulk modulus, K b , is equal to the inverse of bulk compressibility. Substituting the aforementioned definitions back into Eqn. (5) and defining S cr as storage capacity...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 9–12, 2005
Paper Number: SPE-95950-MS
... Eqn. 3 is defined by the percolation threshold of a non-wetting phase penetrating the pore space during a drainage (e.g., mercury porosimetry) experiment. This length scale is directly obtained from analysis of the digital image during the drainage process. Katz and Thompson21 argue that `c is given...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 9–12, 2005
Paper Number: SPE-97155-MS
... the deformations are the driving forcescausing changes in pressure. eqn approximation effective stress stress change porosity depletion compressibility reservoir geomechanics reservoir simulator upstream oil & gas permeability assumption simulator modeling & simulation...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 26–29, 2004
Paper Number: SPE-90370-MS
... is tested on experimental data from a laboratory set-up. reservoir surveillance measurement noise flow rate pressure measurement production monitoring soft sensor vector upstream oil & gas ekf model parameter spe 90370 gas-lift well unknown input eqn ensemble kalman filter...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 5–8, 2003
Paper Number: SPE-84181-MS
... single phase region phase boundary phase region transient simulation simulation calculation pipeline simulation computation time stability analysis initial estimate shadow phase region coefficient critical point timestep eqn computational speed composition trivial solution pvt...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 29–October 2, 2002
Paper Number: SPE-77688-MS
... provided a careful choice of process parameters is made, our method produces reliable estimates. regularization eqn spe 77688 square problem production control production monitoring flow period constraint error level pressure match upstream oil & gas pressure signal error weight...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 3–6, 1999
Paper Number: SPE-56757-MS
... present optimal mud weight selection criteria to drill multi-lateral junctions. directional drilling oval hole upstream oil & gas critical collapse pressure ellipse junction eqn reservoir characterization society of petroleum engineers drilling operation borehole pressure stress...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 3–6, 1999
Paper Number: SPE-56628-MS
... design andersen pipe eqn pipe strength coefficient differential sticking pull force buoyancy Copyright 1999, Society of Petroleum Engineers Inc. This paper was prepared for presentation at the 1999 SPE Annual Technical Conference and Exhibition held in Houston, Texas, 3 6 October 1999. This...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 27–30, 1998
Paper Number: SPE-49313-MS
... probability estimation variance artificial intelligence upstream oil & gas standard deviation correlation matrix reservoir simulation probabilistic reserve estimation model outcome eqn uncertain variable spe 49313 uncertain input modeling & simulation point estimate method...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 27–30, 1998
Paper Number: SPE-48964-MS
... current methods give only parts of the information. P. 91^ extrapolation laplace transform upstream oil & gas artificial intelligence kernel function initial pressure estimation pressure history drillstem testing interpretation drillstem/well testing eqn coefficient machine...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 23–26, 1990
Paper Number: SPE-20658-MS
... the fracture begins to screen-out the pressure increases (positive ap ) and the rate of fracture propagation(aL and aH) decreases toward zero. The dimensionless pressure slope for the rate case (IlIa) is about 2.5 to 1 (aH = 2.5 for two active wings). From Eqn. (B-5) the slope for an efficiency of...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 2–5, 1988
Paper Number: SPE-18020-MS
... drilling fluids and materials diameter reservoir surveillance gas concentration transition upstream oil & gas production control annular pressure drilling transportation rise velocity gas velocity society of petroleum engineers eqn migration flow pattern well control...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 22–26, 1985
Paper Number: SPE-14207-MS
... upstream oil & gas flow in porous media society of petroleum engineers gas well inertial resistance eqn permeability wellbore inertial coefficient thickness equation machine learning porosity fluid dynamics coefficient artificial intelligence spe 14207 correlation core plug...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 16–19, 1984
Paper Number: SPE-13057-MS
... mathematical solution of Eqn. 1, subject to the appropiate boundary conditions, is given in Appendix A. The final form of the solution of the pressure in the fracture, in dimensionless form, is written as: I J PfD(xD,zD) = PwD + L: L: A.· (xD' 2 D)qfD' · i=l j=1 lJ lJ The coefficients Aij(x0,zD) are given by...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 16–19, 1984
Paper Number: SPE-13231-MS
... al, whose major concern was to study the sensitivity of fracture design parameters on ultimate well performance. dimensionless ipr curve sandface pressure reservoir calculation correlation eqn upstream oil & gas objective well performance psia gas deliverability calculation...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 26–29, 1982
Paper Number: SPE-11164-MS
... retention time eqn SPE 11164 Sizing Separators for CO2 Flood Operations by J.E. Roye Jr., Amoco Production Co. Member SPE Copyright 1982, Society of Petroleum Engineers of AIME SPE Society of PetroltlIrTl Englrteers of AIME This paper was presented at the 57th Annual Fall Technical Conference and...

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