Simply defined, seismic interpretation is the science and art of inferring the geology at some depth from the processed seismic record. This book begins with an introduction that is more philosophical than technical, followed by five chapters on fundamentals of reflection seismic titled seismic response, seismic attributes. Be able to interpret horizons and faults on seismic data. See mathematical details in the seismic basics in 5 pages on page 5. Know basic concepts and practices of seismic interpretation. Basic geophysics, seismic fundamentals and 3d seismic exploration by r. Chapter 11 structural interpretation of seismic reflection data. Seismic interpretation basics seismic interpretation, whether for hydrocarbon exploration or geotechnical studies, is the determination of the geological significance of seismic data. Seismic basics in 5 pages university of saskatchewan. All instantaneous seismic attributes amplitude, phase, frequency can be used in interpretation. This longstanding basic seismic course has added value for new hires, those switching to a seismicbased role, for geotechs and petroleum engineers. The depth structural maps served as the base for the gross depositional environment mapping, whereas the 2d seismic line interpretation is used for the 2d basin.
Kulbhushan1, monalisa mitra2 1kurukshetra university, kurukshetra department of geophysics haryana india pin6119. A seismic interpretation study should access the following data sets 2d or 3d seismic data cube. Seismic interpretation, whether for hydrocarbon exploration or geotechnical studies, is the determination of the geological. While modern multichannel data have increased the quantity and quality of interpretable data, proper interpretation still requires that the interpreter draw upon his or her geological understanding to pick. Digital filtering theory applies to virtually any sampled information in time e. This would be a great textbook for an introduction to seismic interpretation course that focuses on the geology side, or a great reference manual for geoscientists or perhaps even engineers. Basics of seismic interpretation linkedin slideshare. The seismic data written to tape in the dog house, whether on land or at sea, are not ideal for interpretation. At its most basic level, seismic interpretation involves correlating two primary types of geologic surfaces. Fred schroeder, retired from exxonexxonmobil presented on august 3, 2017. Introduction to petroleum geology and geophysics geophysical methods in hydrocarbon exploration geo4210. Basic principles of the seismic method tu delft ocw. This course provides entrylevel training in seismic interpretation and serves as a foundation for intermediate and advanced geophysics seismic courses.
Quantitative use of seismic attributes for reservoir characterization. Mcquillin and a great selection of related books, art and collectibles available now at. Relieve interpreters from tedious and repetitive activities so they can spend more time evaluating plays and validating findings. Seismic interpretation and 3d structural modeling generate a regionally accurate image of the subsurface of wadi field revealing a variety of structures. An introduction to seismic interpretation pdf free download.
Seismology the study of vibrational seismic waves, earthquakes and the interior structure of the earth. In this study, the hydrocarbon potential of xyfield in. Seismic interpretation, whether for hydrocarbon exploration or geotechnical studies, is the determination of the geological significance of seismic data. Extract the best possible interpretation analysis from your seismic data. He has extensive experience in subsurface mapping, seismic stratigraphy, sequence stratigraphy, seismic interpretation, petroleum geology, and geophysics.
Introduction to seismic interpretation linkedin slideshare. Pdf integrated seismic interpretation, offshore peninsular malaysia. Basics of exploration seismology and tomography pdf 20p. Abdelaziz assistant lecturer, geology department, faculty of science helwan university. Worlds best powerpoint templates crystalgraphics offers more powerpoint templates than anyone else in the world, with over 4 million to choose from. Solving interpretation problems using machine learning on multi attribute, sample based seismic data duration. Developing a seismic pattern interpretation network spinet for automated seismic interpretation.
Combine potent interpretation power with exciting visualization and pointandclick convenience. Basics of seismic interpretation the lesson uses the basics seismic reflection principles, and allows the student to apply them to interpret a geologic framework, conduct a data analysis, prospect for hydrocarbons, and then assess whether the basin should be bid on and provide an economic analysis. The lesson uses the basics seismic reflection principles, and allows the student to apply them to interpret a geologic framework, conduct a data analysis, prospect for hydrocarbons, and then assess whether the basin should be bid on and provide an economic analysis. Feb 14, 2011 seismic interpretation, whether for hydrocarbon exploration or geotechnical studies, is the determination of the geological significance of seismic data. Seismic data processing geos 469569 spring 2006 geos 469569 is a mix of digital filtering theory and practical applications of digital techniques to assemble and enhance images of.
Basics of exploration seismic experiments and data processing, basics of traveltime tomography and basics of waveform tomography. The lesson uses the basics seismic reflection principles, and allows the student to apply them to interpret a geologic framework, conduct a data analysis. Developing a seismic pattern interpretation network. Seismic interpretation and 3d structural modeling generate a regionally accurate image of the. In chapter 5 were showing case study of the interpretation technique from a ph.
This course provides entrylevel training in seismic interpretation and serves as a foundation for intermediate and. Enwenode onajite, in seismic data analysis techniques in hydrocarbon exploration, 2014. Because rocks are opaque, it is very difficult to see. Pdf quantitative use of seismic attributes for reservoir. Correlation and mapping exercise 3d seismic grid quantified interpretation. The wave phenomena occurring at a boundary between two layers are discussed, such as snells law, re. All interpretation projects include a number of tasks which must be completed in order to meet project objectives.
Seismic 2d reflection processing and interpretation of. This volume should be highly useful for an introductory graduatelevel class, but i would also recommend it to anyone wanting to quickly come up to speed on the basics of 3d seismic interpretation. Basics of exploration seismic experiments and data processing, basics of traveltime tomography and. In the earth, seismic waves can propagate as longitudinal p or as shear s waves. Structural interpretation of seismic reflection data. In practice, most interpreters use instantaneous amplitude, or some variation of an amplitude attribute, as their primary diagnostic tool. D dissertation explained basic data and aid data used to. Basics of seismic interpretation pdf free download. Introduction to seismic interpretation rps training. Reservoir impedance contrast and direct hydrocarbon indicators. Graham and trotman seismic reflection interpretation has been well served with texts in recent years, but this book is notable in presenting plenty of casehistory material. In seismic interpretation, the reflection coefficient rc of two different rocks depends on the difference between their seismic impedance and this depends mostly on the pwave velocity in the rock. Seismic interpretation, niger delta, hydrocarbon, growth faults, horizons. Analysis of seismic refraction data is primarily based on interpretation of critical refraction travel times.
Four case studies make up almost the entire last third. Abdelaziz assistant lecturer, geology department, faculty of science helwan university, egypt. The first twothirds of the text consists of chapters on seismic waves, data acquisition and processing, the use of welldata. Be able to identify interpretation problems and pitfalls. Pdf first steps in seismic interpretation khaled magdy. Seismic interpretation training course petroskills si1. The wave phenomena occurring at a boundary between two layers are discussed, such as snells. Interpretation of any data, especially seismic data in petroleum exploration, needs to be. Seismic 2d reflection processing and interpretation of shallow refraction data abstract posiva oy takes care of the final disposal of spent nuclear fuel in finland. Display of seismic data and mer boundary in 3d petrel course basic seismic interpretation session 2 well tops session 2 well tops stratigraphy tools curve filling well tops discrete. Seismic interpretation an overview sciencedirect topics. Seismic data interpretation and evaluation for hydrocarbon.
W7 well logs and synthetic seismograms, seismic well calibration 10. Oct 15, 2016 basics of seismic interpretation slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. He is an adjunct professor at clemson university and was formerly a research associate professor at the university of south carolina. Seismic interpretation is a critical step in evaluating the subsurface. Depends on changes in velocity, density, and poissons ratio i. Therefore, this chapter is a revisit to the basics of seismic wave. Basic geophysics, seismic fundamentals and 3d seismic exploration.
This would be a great textbook for an introduction to seismic interpretation course that focuses on the geology side, or a great reference manual for geoscientists or perhaps even engineers who are working with seismic data probably in the petroleum industry, but also in academia, or the environmental industry. Seismic data consists of a series of recorded wiggle traces that describe a set of echoes from interfaces between rock layers in the subsurface that have different rock properties. Seismic interpreters can be geologists, geophysicists, and even engineers. Well data are gotten from rock samples and measurements at depth from a. Basics of seismic interpretation incorporated research. Integrated seismic interpretation, offshore peninsular malaysia. The sequence in which these tasks are performed is commonly referred to. The sequence in which these tasks are performed is commonly referred to as an interpretation work flow. Basics of seismic interpretation slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising.
Interpretation turns large investments in acquisition and processing. Basic geophysics, seismic fundamentals and 3d seismic. Every point on the wave front is a source of a new wave that travels out of it in the form of spherical shells. Basics of exploration seismology and tomography pdf 20p covered topics. First, we manually annotate the available opensource seismic datasets and present a seismic pattern interpretation. Lesson 11 basics of seismic interpretation youtube. Pdf geological interpretation of reflection seismic data. The variation in the amplitude of a seismic reflection with angle of incidence or sourcegeophone distance.
This volume should be highly useful for an introductory graduatelevel class, but i would also recommend it to anyone wanting to quickly come up to speed on the basics of 3d seismic. Usually we analyze p wave refraction data, but s wave data occasionally recorded. For free space, the onedimensional wave equation is derived. To create an accurate picture of the subsurface, we must remove or at least minimize artifacts in these records related to the surface upon which the survey was performed, artifacts related to the instrumentation and procedure used. Seismic data processing geos 469569 spring 2006 geos 469569 is a mix of digital filtering theory and practical applications of digital techniques to assemble and enhance images of subsurface geology. Schuster geology and geophysics department university of utah. Aug 31, 2017 solving interpretation problems using machine learning on multi attribute, sample based seismic data duration. Insight into sea level effects, geomorphology and associated. Developing a seismic pattern interpretation network spinet. It is rare that the correctness or incorrectness of an interpretation can be ascertained, because the actual geology is rarely known in enough detail. Combine potent interpretation power with exciting visualization and pointand. Four case studies make up almost the entire last third of the book. If you continue browsing the site, you agree to the use of cookies on this website. Seismic stratigraphic and quantitative interpretation of leonardian reefal carbonates, eastern shelf of the midland basin.
Formerly, a book, now available on cdrom, this title was written to be an introduction to the geologic interpretation of seismic data. To be effective, it is necessary to teach geologists and engineers a bit of geophysics, and geophysicists and engineers a bit of. Geophysicists specialized in either data acquisition, data processing, or interpretation, and who wish to broaden their understanding of the other disciplines, will also benefit from the course. He is a former vice president and exploration manager of independent oil producers where he was responsible for exploration and generation of prospects for drilling as well as the risk. Insight into sea level effects, geomorphology and associated reservoir quality abidin b. Nov 26, 2017 introduction to seismic interpretation 1. Geophysicists and geologists who are already familiar with 2d seismic exploration fundamentals will find this course useful to expand that knowledge to 3d. Basic principles of the seismic method in this chapter we introduce the basic notion of seismic waves. Structural interpretation of seismic data from an xy field, onshore.
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