Comparison with naturally fractured and conventional reservoirs. Buy naturally fractured reservoirs by roberto aguilera online at alibris. Naturally fractured reservoir characterization seeks to confront many of these challenges by providing an introduction to the engineering and geological character of naturally fractured reservoirs. Numerical results show that d, the ratio of matrix system permeability to. Pdf characterization of naturally fractured reservoirs.
Naturally fractured reservoirs exist throughout the world and represent significant amounts of oil and gas reserves, water, and other natural resources on earth. Recovery factors and reserves in naturally fractured reservoirs. Natural fractured reservoir engineering phdg textbooks in preparation, intended to be issued during 2015. Naturally fractured reservoirs by roberto aguilera alibris. Naturally fractured reser voirs 2nd edition free ebook download as pdf file. The paper is intended for the general interest reader who is not a specialist in the field. This publication deals exclusively with naturally fractured reservoirs, and includes many subjects usually treated in separate volumes. Article recovery factors and reserves in naturally fractured reservoirs. Geologic and engineering aspects of naturally fractured. The solution is straightforward, and involves only ordinary bessel functions. Aguilera s short course on naturally fractured reservoirs has become very.
In the past halfcentury, the study of fluid flow and transport processes in fractured porous media has received great attention and has. The focus is on understanding fractures in a reservoir how to determine whether fractures are important to hydrocarbon producibility, and if so. Aguilera r, naturally fractured reservoirs, pennwell books. Naturally fractured reservoirs are elusive systems to characterize and difficult to engineer and predict. Naturally fractured reservoirs training course petroskills fr. It is written for students, reservoir geologists, log analysts and petroleum engineers. He is author of the book naturally fractured reservoirs, coauthor of 4 other petroleum engineering books, and has authored andor coauthored more than 200 papers. The behavior of naturally fractured reservoirs including.
Aguilera has developed several petrophysics and reservoirs engineering techniques for evaluation of naturally fractured and unconventional reservoirs that are widely used in the oil and gas industry throughout the world. Aguilera is a member of various professional societies including spe, cspg, aapg, spwla, cwls, apega and acipet. He was an aapg instructor on the subject of naturally fractured reservoirs from 1984 through 1996 naturally fractured reservoirs andor has rendered consulting services in more than 50 countries throughout the world including argentina. The uncertainty of evaluating original oilinplace in. Naturally fractured reservoirs fluid flow in petroleum. This fiveday course covers reservoir engineering, well testing, and simulation aspects of naturally fractured reservoirs. In naturally fractured reservoirs, the derivative tends to show several stabilizations at different levels. Roberto aguilera, pennwell books, tulsa, oklahoma, 2nd. Coauthor of fractured reservoir analysis, an aapg school.
Geologic analysis of naturally fractured reservoirs kindle edition by nelson, ronald. Naturally fractured reservoirs have been classified according to the relative contribution of the matrix and fractures to the total fluid production. Roberto aguilera is professor and cnooc nexen chair in tight oil and unconventional gas toug at the university of calgary canada. This course covers geologic and engineering concepts, methodology, and technology used to characterize, evaluate, and manage naturallyfractured reservoirs.
Controls on recovery factor in fractured reservoirs. Acevedo abstract the fraclog is a computerized process which allows the determination of primary and secondary porosity as well as the determination of water saturation in the primary porosity, secondary porosity and the composite system. The matrix blocks are made of the original rock that was present before fracturing took place. Access study documents, get answers to your study questions, and connect with real tutors for ench 649.
They are heterogeneous in type and consist of matrix blocks separated from one another by the fracture system as shown in figure 71. Roberto aguilera is the 2019 recipient of the spe distinguished achievement award for petroleum engineering faculty, the current executive editor of the spe journal, an spe distinguished lecturer for the 20002001 season discussing naturally fractured reservoirs, a member of the spe legion of honor, an spe lifetime member, and coauthor and. Evaluation of naturally fractured, tight and shale petroleum reservoirs stimulation of tight and shale petroleumreservoirs. Characterization of naturally fractured reservoirs article pdf available in spe reprint series spe 69538 march 2001 with 1,474 reads how we measure reads. Get pdf abstract an idealized model has been developed for the purpose of studying the characteristic behavior of a permeable medium which contains regions which contribute significantly to the pore volume of the system hut contribute negligibly to the flow capacity. The behavior of naturally fractured reservoirs onepetro.
Aguilera has presented his course on naturally fractured reservoirs and or render consulting services in more than 50 countries throughout the world. This course covers geologic and engineering concepts, methodology, and technology used to characterize, evaluate, and manage naturally fractured reservoirs. Naturally fractured reservoirs, 2nd edition aguilera, dr. Jon gutmanis, for the fruitful discussions on fractured reservoirs over the years.
Geologic analysis of naturally fractured reservoirs free. Since presenting his first industry course in irving, texas in 1980, dr. Download it once and read it on your kindle device, pc, phones or tablets. Discretization and gridding in reservoir simulation 2. Following the article on fracture behaviour, this post looks at the types of transient responses and well tests that are expected in naturallyfractured reservoirs. D degrees in petroleum engineering from the colorado school of mines. Unconventional gas and tight oil exploitation print and adobe. I need the book naturally fractured reservoirs by dr. In this paper i provide general information dealing with recovery estimates and reserves in naturally fractured reservoirs. Spe member price usd 45 naturally fractured reservoirs present unique and specialized challenges to hydrocarbon extraction.
He was an aapg coinstructor on fracture reservoir analysis from 1984 to 1996. Influence of natural fractures on oil production of unconventional. Depending on the selection of the radial flow regime, different well and reservoir models may be possible. Pdf article recovery factors and reserves in naturally. Naturally fractured reservoirs, within which porosity, permeability. For naturally fractured reservoirs, roberto aguilera 29 established an unsteady state water invasion model, taking the transient and pseudosteady interporosity. So talking about fractured reservoirs in general is not good enough. There are many logging tools and many methods that can be used for detection and evaluation of naturally fractured reservoirs see aquilera. Medal 2006 from the petroleum society of cim, an spe distinguished lecturer on the subject of naturally fractured reservoirs for the 20002001 season. Advances in the study of naturally fractured hydrocarbon reservoirs. Field examples and case studies demonstrate the importance of integrated geologic and. Naturally fractured reservoirs at university of calgary. The focus is on understanding fractures in a reservoir how to.
Naturally fractured reservoirs by roberto aguilera for. Sheikh sultan bin zayed al nahyan building mezzanine0 floor corniche street abu dhabi, uae map tel. The problem is reduced to solving an integral equation. Naturally fractured reservoirs are different from conventional unfractured reservoirs. Previously, roberto was an nserc industrial research chair conocophillips nsercaeri chair. Performance forecast and recovery from shale petroleum and tight petroleum reservoirs. Geologic analysis of naturally fractured reservoirs 2nd edition. The behavior of naturally fractured reservoirs joi%warren p, j, rqot members aime abstract. Julio cesar villarroel salvatierra reservoir engineer. Formation evaluation of naturally fractured reservoirs. The applied study of naturally fractured reservoirs seeks to constrain this uncertainty by developing new understanding, and is necessarily a broad, integrated, interdisciplinary topic. Applications and limitations of geologic and engineering procedures and tools are discussed. He is a distinguished author of the spe journal of canadian petroleu. The challenge of estimating recovery from naturally fractured.
The pressure buiidup performance has been examined insomedetait. Naturally fractured reservoirs aguilera, roberto on. Aguilera s research interests include the evaluation of naturally fractured reservoirs, tight and shale reservoirs, petrophysics, hydraulic fracturing, forecasting reservoir performance, and economics. This book addresses some of the challenges and advances in knowledge, approaches, concepts, and methods used to characterize the interplay of rock matrix and. Abstract due to complexity associated to petrophysical characterization of the porosity in naturally fractured reservoirs, a methodology to discretize it in four main systems was developed. Geologic and engineering aspects of naturally fractured reservoirs. Evaluations under radial and linear flow conditions without the need of specialized software.
Naturally fractured reservoirs 2nd edition free ebook download as pdf file. The challenge of estimating recovery from naturally. Naturally fractured reservoirs pdf free download epdf. Recognizing naturally fractured reservoirs petrowiki. Purchase geologic analysis of naturally fractured reservoirs 2nd edition. It is written for students, reservoir geologists, log. Naturally fractured reservoirs by roberto aguilera naturally fractured reservoirs by roberto aguilera this book deals exclusively with naturally fractured reservoirs and includes many subjects usually treated in separate volumes. An alternative analytical solution to the system of equations for fluid flow through a doubleporosity medium with a boundary condition of an equipotential surface is given in this paper. Spe 84590 presented at the spe technical conference and exhibition held in colorado, 5 to 8 october. The pore system in naturally fractured reservoir rocks, presents several pore types, amongst which, we. Roberto aguilera 2003 equation 2, and which is a function of the partition coefficient, and another. Yushu wu, in multiphase fluid flow in porous and fractured reservoirs, 2016.
Formation evaluation of naturally fractured reservoirs author roberto aguilera link web page. Naturally fractured reservoirs and their link to tight and. A highly practical edition, naturally fractured reservoirs is written for students, reservoir geologists, log. Roberto aguilera and a great selection of related books, art and collectibles available now at. Roberto aguilera s material balance technique for natural fractured reservoirs nfr, where a water intrusion variable was included in the classic equation to obtain ogip. Recovery not all fractured reservoirs are the same. The behavior of naturally fractured reservoirs joi%warren p, j, rqot members aime abstract an idealized model has been developed for the purpose of studying the characteristic behavioroja permeable medium which contains regions which contribute sigizificantly to tbe pore volume o. Recovery factors and reserves in naturally fractured. Pdf naturally fractured reservoirs, within which porosity, permeability pathways. Use features like bookmarks, note taking and highlighting while reading geologic analysis of naturally fractured reservoirs.
Well production heterogeneity is a characteristic of most naturally fractured reservoirs. Dualporosity behaviour a dual porosity behaviour may be visible with the presence of a porous medium of negligible permeability matrix and a high permeability medium natural. However, there are no panaceas, and tools and methods that work well in one reservoir can. Geologic analysis of naturally fractured reservoirs. Pdf advances in the study of naturally fractured hydrocarbon. It is important to establish some basic criteria for recognizing when fractures are an important element in reservoir performance and to recognize the nature and performance characteristics of a naturally fractured reservoir. Lecturer on the subject of naturally fractured reservoirs for the 20002001 season, and the 2011 spe canada regional distinguished achievement award recipient for petroleum engineering faculty. This study was conducted to a stresssensitive gas condensate reservoir with a complete description of the geomechanical properties observed.
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