Waveform Gather Inversion and Attribute

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A Feasibility Study for a 3

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Seismic Based Fluid and Lithology Discrimination in Turbidite Systems

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Manage Risk with Breakthrough Seismic Acquisition Technology: The GeoStreamer Story Continues New Reservoir Opportunities Revealed

Cyrille Reiser, Folke Engelmark

Petroleum Exploration Society of Australia (PESA)

... physical rock properties are the 'specific acoustic impedance', generally referred to simp ly as 'im pedance'. Impedance is the most important elastic...

Abstracts: Constraining Geologic Models with Seismic Inversions; #90173 (2015)

John V. Pendrel, Sumon Bhattacharyya, and David Fowler

Search and Discovery.com

...-point grid with inversion impedances in an artifact-free way. A relation between relevant geologic facies and impedance is then determined and input...

Integrated Multidisciplinary Reservoir Characterization of the Three Forks Formation in the Williston Basin, Divide County, North Dakota

Shane M. Mogensen, Samuel D. Fluckiger, Riley Brinkerhoff, Inna Tsybulkina, Vasudev Bansal, Francisco Brito, Cesar Marin, Santi Randazzo, Michael Hoffman

Unconventional Resources Technology Conference (URTEC)

... (s-wave) velocity (Vs), density (ρ), acoustic (p-) impedance (AI), elastic (s-) impedance (SI), Vp/Vs, Poisson’s Ratio (σ), Young’s Modulus (E...

The Utica - Point Pleasant Shale

Satinder Chopra, Ritesh Kumar Sharma, Hossein Nemati, James Keay, TGS

GEO ExPro Magazine

... understanding the elastic properties, lithology, fluid content and areal distribution of the reservoir intervals. A good starting point for this is to use well...

Application of SVM machine learning high-resolution fusion inversion in stratigraphic correlation

Lyu Huaxing, Zhang Weiwei, Chen Zhaoming, Zhang Zhenbo, Liu Junyi, Xu Hao

International Meeting for Applied Geoscience and Energy (IMAGE)

... data (Figure 2). Figure 4 demonstrates the crossplot analysis of several elastic parameters, as the figure shows, the impedance difference between...

Improving Resolution and Clarity with Neural Networks; #41911 (2016)

Christopher P. Ross

Search and Discovery.com

..., the first-order goal is to determine the thickness and extent of the combined facies of silt, which has similar acoustic impedance ranges with the Woodford...

Risk Reduction for Prospecting in the Unconventional Niobrara Play

Tony Rebec, Marino Pareja

Unconventional Resources Technology Conference (URTEC)

... are qualitatively estimated from elliptical inversion of sectored S-impedances derived from pre-stack simultaneous elastic inversion. Carbonate...

Detailed Oriented Seismic Processing Leads to More Accurate Elastic Attribute Results in the Delaware Basin

Marianne Rauch-Davies, Steve Smith, Alyona Bashkirtseva Hall

Unconventional Resources Technology Conference (URTEC)

...Detailed Oriented Seismic Processing Leads to More Accurate Elastic Attribute Results in the Delaware Basin Marianne Rauch-Davies, Steve Smith...

Seismic Reservoir Characterisation of a Channel Sand Oil and Gas Field, Malaysia (Paper A11)

T. J. Focht, M. Sams, D. Brookes, J. Ting

Geological Society of Malaysia (GSM)

... was around the 25% level and the porosities were in the 25 to 27 pu range. The oil encountered has an API of 39. Cross-plotting of the P-impedance and Vp/Vs...

Finding the reservoir in an intensely scattered wavefield: A case study from the Central Sichuan Basin, China

John Coffin, Mengmeng Zhang, Panos Doulgeris, Peter Haffinger, Angie Kelsay, Jinsong Li

International Meeting for Applied Geoscience and Energy (IMAGE)

... Basin, China. sensitive to hydrocarbon saturation changes than the traditional acoustic impedance. The shear compliance is truly insensitive to pore...

Improving Reservoir Modeling through Integration of Seismic Data in Eocene Turbidites for West Brae Field, Central North Sea, United Kingdom

Anne M. Schwab, Steve Buckner, James A. Bramald, Julie Cass

AAPG Special Volumes

... properties from elastic logs. (A) A combination of acoustic impedance from Backus averaged logs (AAI) and shear impedance from Backus averaged logs (SI...

Understanding Rock Quality Heterogeneity Using Combined Multicomponent Seismic Inversion and Well Log Cluster Analysis. Montney Shale Reservoir, Pouce Coupe Field, Alberta, Canada

Claudia J. Duenas, Thomas Davis, David DAmico

Unconventional Resources Technology Conference (URTEC)

... to the creation of reliable elastic parameter volumes for Lambda-rho and Mu-rho. Figure 3 shows P-impedance from the pre-stack inversion extracted...

Got noisy impedance? Try this

Jingfeng Zhang, Reetam Biswas, Dhananjay Kumar, Matt Walker, Pedro Paramo, Kevin Wolf, Anar Yusifov, Sophia Gerth, Jeffrey Winterbourne, Qiang Liu, Xingchao Liu, York Zheng, Ryan Warnick

International Meeting for Applied Geoscience and Energy (IMAGE)

... al. (2002) predicted reservoir fluid and lithology distribution by using various Extended Elastic Impedance (EEI) which are combinations of Acoustic...

Nonlinear broadband seismic inversion for fluid mobility

Xuan Zheng, Zhaoyun Zong

International Meeting for Applied Geoscience and Energy (IMAGE)

... the elastic impedance inversion and the extraction of P-wave impedance, S-wave impedance, density and fluid mobility. Method The assumption used to calculate...

New Opportunities in the Central North Sea

William Reid, Stefano Patruno

GEO ExPro Magazine

... possible, pre-stack derivatives (relative Vp/Vs and relative acoustic impedance) were utilized to characterize the elastic reservoir behavior of some...

Predicting Facies, Rock, and Geomechanical Properties Using Convolutional Neural Networks: A Case Study From an Unconventional Shale Reservoir

Ted Holden, Ruth Kurian, Mohammed Ibrahim, Daniel Hampson, Jonathan Downton

Unconventional Resources Technology Conference (URTEC)

... network (CNN) is presented for an unconventional reservoir to simultaneously predict elastic, mineral volumes, geomechanical and reservoir properties...

Integrating Seismic Elastic Properties and Discontinuity Analysis into Reservoir Modeling and Simulation … A Case History from the Gulf of Mexico Shelf, #41820 (2016).

Randal Utech, Dan Shan, Ellya Saudale, Dianna Shelander, Kirk Rodgers, Ahmed Ammar, Tim Wilkinson, Rick Clark

Search and Discovery.com

... Acoustic Impedance MP61 B2 MP61 B1ST Copyright © [2013-2016] Schlumberger. All rights reserved. Time, s MP61 B3 Log Elastic Properties / Petrophysics...

Seismic Foldout: Accurate Reservoir Attributes Delivered with GeoStreamer X in the South Viking Graben, Norway

Cyrille Reiser, Roberto Ruiz, Eric Mueller, Julien Oukili, PGS

GEO ExPro Magazine

... properties. This multi-­attribute rotation scheme (MARS) is the equivalent of the elastic extended impedance but uses a combination of elastic attributes...

De-risking hydrocarbon prospects in the presence of bentonite

Michelle Ellis, Carlos Alberto Montilla Nava, Marcelo Cecena, Hilarion Sanchez Hernandez

International Meeting for Applied Geoscience and Energy (IMAGE)

.... The elastic relationships of the litho-fluid facies observed are explored using trend analysis and rock physics. A regional pressure dependent rock model...

A New Approach to 3-D Geological Modeling of Complex Sand Injectite Reservoirs: The Alba Field, United Kingdom Central North Sea

P. N. Fretwell, W. Gordon Canning, J. Hegre, R. Labourdette, M. Sweatman

AAPG Special Volumes

...-while-drilling response and by elastic impedance seismic character. An abundance of multiple horizontal well sidetrack data (commonly in the same vertical...

Seismic Characterization of CO2 in Coals

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... the high amplitude anomaly that is shown by the red colour on the right hand side. The post stack PP data was inverted for acoustic impedance using a sparse...

3D Contrast Property Mapping to Enhance Subsurface Mapping Visualisation

Robert Van Eykenhof, Etienne Wildeboer Schut, Vincent Aubin

GEO ExPro Magazine

... the seismic amplitude. Minimum P-impedance map at Rotliegendes reservoir level. Low P-impedance at reservoir level indicates high probability of gas bearing...