... An isothermal reservoir simulator may be used to investigate the field-wide application of the steam-soak process. Thermal effects, which are confined to regions close to the soaked wells, are introduced using a semianalytical procedure for calculating fluid production rates. This takes account...

... content pressure gradient on the energy content of the output gas. Also the subsurface energy conversion efficiency is discussed. SAGD Fluid Dynamics concentration thermal method steam-assisted gravity drainage coal gasification coal enhanced recovery reservoir simulation carbon dioxide...

..., Galerkin's process yields results superior, to those obtained by the finite difference technique. production monitoring PVT measurement interpolation flow in porous media Fluid Dynamics Reservoir Surveillance Upstream Oil & Gas time step production control reservoir simulation...

.... Indeed, a complete compendium of known variational methods potentially applicable to reservoir simulation and all the details of the methods discussed would be needlessly lengthy and distract from our main purpose: inspiring the imagination of the reader to the exciting potential of that which may yet...

... balance error reservoir simulation convergence comparative evaluation pressure tolerance SIP equation balance error SOCIETY OF PETroLEUM ENGINEERS OF AIME sPAPER NUMBER p E 5 7 3 2 A Comparative Evaluation of Different Versions Of the Strongly Implicit Procedure (SIP) By A. Suarez, Campania...

... number of basis functions. flow in porous media node basis function reservoir simulation two-phase flow saturation formulation Artificial Intelligence Fluid Dynamics buckley-leverett problem Gallagher Upstream Oil & Gas boundary condition matrix finite element method spe 5725...

... equations is emphasized. Example problems of field applications of the model are included to show the utility of user supplied production constraints in determining well performance. production control reservoir simulation derivative matrix simulator Drillstem Testing constraint difference...

... American Institute of Mining, Metallurgical, and Petroleum Engineers, Inc. Abstract A relaxation method called Slice Successive Overrelaxation has been developed for the solution of matrix problems occurring in three-dimensional reservoir simulation. The SSOR technique represents...

... American Institute of Mining, Metallurgical, and Petroleum Engineers, Inc. Abstract In the past efforts in reservoir simulation have been directed to efficient techniques for solving the set of simultaneous equations arising in multi-phase multi-dimensional fluid flow. Techniques which have...

... American Institute of Mining, Metallurgical, and Petroleum Engineers, Inc. Abstract An iterative method is proposed for the inversion of sparse band-structured matrices of the type that are common in numerical reservoir simulators. The method utilizes orthogonalizations and minimizations...

... to evaluate the relative merits of finite-difference and finite element techniques applied to geothermal reservoir simulation. Results suggest that the finite element method is more suitable for hot-water reservoirs due to less numerical diffusion and better approximations of boundary and internal geometries...

... Surveillance Fluid Dynamics production control reservoir simulation Thickness oil production production rate production monitoring Upstream Oil & Gas oil zone aquifer thickness relative permeability saturation penetration pressure drawdown WOR flow in porous media water zone time step...

... Research efforts in history-matching reservoir simulators have principally been directed toward improving and extending existing techniques with respect to decreasing computing time. Little attention has been paid, however, to the analysis of the accuracy of the parameter values from the history match...

... and, with the paper, may be considered for publication in one of the two SPE magazines. Abstract This paper describes modifications to a conventional three-phase, two-dimensional reservoir simulator which are invoked in waterflood studies when a gas saturation is collapsed at pressures below the initial bubble...

... & Simulation PVT measurement vapor phase reservoir simulation case 2 complex reservoir liquid content viscosity composition hydrocarbon assumption liquid hydrocarbon relative permeability saturation equation case 1 grid block dry gas Hydrocarbon Liquid SOCIETY OF PETROLEUM ENGINEERS...

... answers as SIP in less computer time. Based upon our experience with this new method, we feel that the new method is substantially superior to SIP. reservoir simulation criteria extrapolate SIP implicit procedure storage space extrapolation total time Reservoir Problem Upstream Oil...

... Nolen, J.S., Member AIME INTERCOMP Resource Development and Engineering, Inc. Abstract The only fundamental difference between compositional reservoir simulators and simulators of the black-oil type lies in their treatment of fluid properties and phase behavior. Since properties and phase...

... producing reservoir of Algeria's second largest oil field, Zarzaitine, has been studied using a three-dimensional reservoir simulator. When the study was conducted, the reservoir had been producing for over 10 years, the last 5 of which had been with peripheral water injection. The primary objective...

...SOCIETY OF PETROLEUM ENGINEERS OF AIME 6200 North Central Expressway Dallas, Texas 75206 ! THIS IS A PREPRINT =~R SPE 2813 SUBJECT TO CORREC.TION Reservoir Simulation Using a General Processor and an Array Processor 1n Parallel By Olin G. Johnson, -~1 Scientific Center This paper was prepared...

... possible methods of pressure maintenance at various producing rates on individual well recoveries. These studies were accomplished with a two-dimensional, three-phase, unsteady-state reservoir simulator utilized on Coastal s IBM 360-50 computer.l First it was necessary &o provide the model with all known...