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The AAPG/Datapages Combined Publications Database

Showing 219 Results. Searched 189,249 documents.

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Application OF AVO Seismofacies Technique to Detect Undrained Prospects in Handil Shallow and Upper Zones, Mahakam Delta, East Kalimantan

Sung Yuh, Ahmad Anshariy, Savanto Ariawan, Hilfan Khairy, Cepi M. Adam

Indonesian Petroleum Association

... approximation of the complicated Zoeppritz equations into three terms and showed Poisson’s ratio is closely related to offset amplitude behaviors...

2015

ABSTRACT: A Supervised Pre-Stack Seismic Inversion Algorithm for Extraction of Earth Parameters; #90113 (2010)

Alireza Shanin, Paul Stoffa, and Robert Tatham

Search and Discovery.com

... form of Zoeppritz equations, e.g., Aki and Richards, full Zoeppritz equations, and even full elastic reflectivity can be used as forward modeling...

2009

Workflow for Zoeppritz AVO Inversion to Estimate Seismic Anisotropy, Geomechanical Properties and TOC of Shale: Case Study of Avalon Shale, Delaware Basin, #42416 (2019).

Un Young Lim, Nurul Kabir, Richard L. Gibson Jr.,

Search and Discovery.com

... properly estimate the properties, since the inversions are developed based on linear approximations of Zoeppritz equations assuming weak contrasts...

2019

Quantitative Petrophysical AVO Error Analysis in a Layered Model

Search and Discovery.com

... consider a Class 2 oil sand model, which is often difficult for AVO inversion. In such a case, most of the approximate Zoeppritz equations derived from Aki...

2013

Amplitude Versus Offset Gradient Modeling Over a Minnelusa Field

W.E. Johnson

Rocky Mountain Association of Geologists

... (PI. The Shuey approximation of the Zoeppritz equations is demonstrated in Figure 3 where R(@)is the reflection coefficient at an angle of incidence...

1988

Abstract: Approximation-Free AVO Attributes; #90211 (2015)

Jinfeng Ma and Igor Morozov

Search and Discovery.com

..., such as the various forms of approximate Zoeppritz equations, assumprtions of a constant background velocity ratio, VP/VS=2, or of a heuristic functional...

2015

Abstract: A Framework for Time-Lapse AVO when Contrasts are Large; #90187 (2014)

Shahin Jabbari and Kris Innanen

Search and Discovery.com

.... Reflection coefficients for the baseline and monitor survey are calculated by solving the Zoeppritz equations, once with the target properties...

2014

Quantifying Shallow Seismic Anomalies; #42101 (2017)

Ritesh Kumar Sharma, Satinder Chopra

Search and Discovery.com

... the application of Zoeppritz equations. In Figure 2 we exhibit equivalent cross-line sections from the effective porosity and Vclay volumes...

2017

Abstracts: Fluid Substitution and Seismic Modelling in a Sandstone Aquifer; #90173 (2015)

Virginia C. Vera and Don C. Lawton

Search and Discovery.com

... Series #08-01, 2008. Shuey, R. T., 1985, A simplification of the Zoeppritz equations, Geophysics, 50, 509-614...

2015

Abstract: The Application of Extreme Attributes of PS Converted Wave; #90171 (2013)

Xiucheng. Wei, Xiang-Yang Li, Tiansheng Chen, and Lihua Jia

Search and Discovery.com

... hydrocarbon distributions. The foundation of the AVO technique is based on the Zoeppritz equations (Zoeppritz, 1919), but though these equations can...

2013

P-Wave Impedance, S-Wave Impedance and Density from Linear AVO Inversion: Application to a VSP Data from Alberta

Faranak Mahmoudian

Search and Discovery.com

... for the compressional impedance in the PP inversion alone. Methodology The Zoeppritz equations describe the elastic, plane-wave reflection...

Unknown

P-Wave Impedance, S-Wave Impedance and Density from Linear AVO Inversion: Application to a VSP Data from Alberta

Faranak Mahmoudian

Search and Discovery.com

... for the compressional impedance in the PP inversion alone. Methodology The Zoeppritz equations describe the elastic, plane-wave reflection...

Unknown

SAMPLE--Seismic Amplitude Measurement for Primary Lithology Estimation: ABSTRACT

Gary S. Gassaway, H. J. Richgels

AAPG Bulletin

... of incidence of a plane elastic wave, the reflection and transmission amplitudes (coefficients) can be calculated using Zoeppritz's equations. SAMPLE...

1984

Sonic Log Analysis from Isotropic and Anisotropic Media In Carbonate Reservoir, the Case Study at Stella Alpina Field

Wahyu Tri Sutrisno, Septian Prahastudhi, Ari Teguh Sugiarto, Ayi Syaeful Bahri, Dwa Desa Warnana, Yulia Putri Wulandari

Indonesian Petroleum Association

..., the propagation of compressional and shear waves at difference velocities through anisotropic shale can have a pronounced impact on sonic log readings...

2014

Abstract: Exact, Linear and Nonlinear AVO in Terms of Poroelastic Parameters; #90187 (2014)

Steven Kim and Kris Innanen

Search and Discovery.com

... an interface. These amplitudes can be modeled using the Zoeppritz equations for reflected P- and S-waves that are exact for a two-layer elastic model...

2014

Estimation of Gas Reservoir Boundary by AVO Analysis

Alfian D. Santoso, L. Hendrajaya, F. Makhruf, Purwoko, S. Ardisasmita

Southeast Asia Petroleum Exploration Society (SEAPEX)

... (1985). The relationship between reflection coefficient and incident angle can be shown by Zoeppritz equation. Shuey (1985) simplified the Zoeppritz...

1996

Estimation of Total Organic Carbon (TOC) Content of Shale from AVO Inversion: A New Crossplot Approach Based on Zoeppritz Equations

Un Young Lim, Richard Gibson Jr., Nurul Kabir

Unconventional Resources Technology Conference (URTEC)

...Estimation of Total Organic Carbon (TOC) Content of Shale from AVO Inversion: A New Crossplot Approach Based on Zoeppritz Equations Un Young Lim...

2019

Seismic Signature as a Porosity Indicator in Early Miocene Reefs in the Madura Strait Via AVO Inversion and Modelling

Bimal R. Banerjee

Indonesian Petroleum Association

... of each synthetic seismogram. AVO Modelling The reflection and transmission co-efficients of the plane waves are defined by Zoeppritz's (1919) equations...

1993

AVO Analysis for Direct Hydrocarbon Detection in Field X in the Persian Gulf (Paper 5)

Mohammad Ali Riahi, Mohammad Emami Niri

Geological Society of Malaysia (GSM)

... developed based on the variation of reflection coefficient with angle of incident, conventionally called Amplitude-versus-Offset (AVO). Relating rock...

2006

Developing an Exploration Tool in a Mature Trend: A 3D AVO Case Study in South Texas

Mark E. Gregg, Charles T. Bukowski, Jr.

Houston Geological Society Bulletin

.... Shuey, K. T., 1955, A simplification of the Zoeppritz equations: Geophysics, Vol. 50, p 609-614. Tsvankin, I., and Thomsen, L., 1994, Nonhyperbolic...

2001

Abstracts: A Decomposition of RP into Contributions from single-parameter Reflectivities; #90173 (2015)

Kristopher A. Innanen

Search and Discovery.com

... In AVO/AVA inversion, a linearized form of the Zoeppritz equations known as the Aki-Richards approximation and variants are used to model RP...

2015

Workflow for Nonlinear AVO Inversion to Estimate Seismic Anisotropy and Geomechanical Properties of Shale

Un Young Lim, Richard L. Gibson Jr., Nurul Kabir

Unconventional Resources Technology Conference (URTEC)

... estimates of anisotropy of geomechanical properties. We first reformulate the exact Zoeppritz equations for reflection coefficients in terms of four...

2019

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