EXTENDED ABSTRACT: Applications of Wave Imaging Technologies to Improve Deep Gulf Prospecting

Morgan P. Brown, Joseph H. Higginbotham, Cosmin Macesanu, Oscar E. Ramirez

GCAGS Transactions

... of the Zoeppritz equations about linear perturbations in elastic properties like Vp, Vs, and density. The resulting AVO equations are actually written...

U-net based primary alignment

Ricard Durall, Ammar Ghanim, Norman Ettrich

International Meeting for Applied Geoscience and Energy (IMAGE)

..., A simplification of the Zoeppritz equations: Geophysics, 50, 609–614, doi: https://doi.org/10.1190/1.1441936. Third International Meeting for Applied Geoscience...

Integrated Seismic Attributes and AVO Analysis in the Faults and Hydrocarbon Leakage Extraction

Ragil Destriawan Prasetyo, Dicky Harishidayat

Indonesian Petroleum Association

... on seismic data, the Aki-Richards (1980) equation is conducted. AkiRichards equation is a linearized approximation to the Zoeppritz equations. The origin...

Abstract: Comparing Post-stack AVO Inversion to Prestack Inversion for Estimating Rock Properties; #90171 (2013)

Paul F. Anderson

Search and Discovery.com

... to the Knott-Zoeppritz equations, proposed by Fatti et al (1984), where AVO is estimated by fitting the amplitudes from each time sample of the gather...

Seismic Modeling of Acid-Gas Injection in a Deep Saline Reservoir

Search and Discovery.com

... Gassmann’s equations, the traveltime difference is seen to be on the order of a quarter millisecond for each 10 m thickness of the acid-gas plume...

Abstract: Comparing Post-stack AVO Inversion to Prestack Inversion for Estimating Rock Properties; #90171 (2013)

Paul F. Anderson

Search and Discovery.com

... to the Knott-Zoeppritz equations, proposed by Fatti et al (1984), where AVO is estimated by fitting the amplitudes from each time sample of the gather...

Seismic Anisotropy Modeling from Well Log in Talang Akar Formation, South Sumatra, Indonesia; #41360 (2014)

Thariq Guntoro, Intan Andriani Putri1, and Dwa Desa Warnana

Search and Discovery.com

... Zoeppritz, K., 1919, Erdbebenwellen VIIIB, On the reflection and propagation of seismic waves: Gottinger Nachrichten, I, p. 66-84. Figure 1. Map of south...

A New AVO Attribute for Hydrocarbon Prediction and Application to the Marmousi II Dataset, #41764 (2016).

Changcheng Liu, Prasad Ghosh

Search and Discovery.com

...: The Leading Edge, v. 25/2, p. 156-166. Shuey, R.T., 1985, A Simplification of the Zoeppritz Equations: Geophysics, v. 50/4, p. 609-614. Smith, G.C....

Integrating Rock Physics and Borehole Seismic to Understand the Elastic Changes Associated with CO2 Injections: a REAL-LIFE Example from Southwestern Wyoming

Gabriela D’Aubeterre

Unconventional Resources Technology Conference (URTEC)

... the Backus averaged elastic log data by calculating reflectivity for a range of incidence angles, for each TWT sample point. The Zoeppritz equations...

Complementary Role of Multi-Component and Conventional 3D Seismic for Risk Reduction in Unconventional Resource Plays … A Marcellus Shale Example

Tony Rebec, Zhiyong Zhao

Unconventional Resources Technology Conference (URTEC)

... data based on a modified Zoeppritz equation to layer based values. From these 3 properties, a number of other acoustic and elastic rock properties can...

Improvement of inverse scattering angle-domain common image gathers using optical flow

Ammir A. Karsou, Sérgio L. E. F. da Silva, Felipe V. Capuzzo, Felipe T. Costa, Jorge Lopez, Roger M. Moreira, Marco Cetale

International Meeting for Applied Geoscience and Energy (IMAGE)

... for amplitude-versus-angle (AVA) analysis, providing rock property when compared to Zoeppritz equations for reservoir characterization (Yan and Xie, 2012...

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)

... the Zoeppritz (1919) equations are convolved with a wavelet extracted from the real seismic data. Finally, the CNN is trained and validated using...

Recent Advances in the Characterization of Unconventional Reservoirs with Wide-Azimuth Seismic Data

Ran Bachrach, Colin M. Sayers, Sagnik Dasgupta, Josimar Silva, Stefano Volterrani

Unconventional Resources Technology Conference (URTEC)

... approximation for orthotropic media, presented in equations 1. iso Aniso RPP ( ,  )  RPP  RPP . iso RPP  A  b1 sin 2   b2 sin 2  tan 2  ;   s  sym...

Assessing mineral composition and permeability of a shale seal

Roman Beloborodov, Marina Pervukhina, Maxim Lebedev, Juerg Hauser

Petroleum Exploration Society of Australia (PESA)

... inversion is performed on three partial angle stacks using linearised Zoeppritz equations (Rüger 1997), where the P-wave reflectivity is expressed through...

AVO Response for Gas Sands of the Monserrate Formation, Upper Magdalena Valley of Colombia

C.J. Dueñas, M. G. de Freitas, A. Mantilla

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

...’s fluid substitution equations; and the Zoeppritz’s approximation for modeling the angledependent reflectivity. We also used Han’s shaly sandstones...

Geologic and seismic modeling of a coarse-grained deep-water channel reservoir analog (Blacks Beach, La Jolla, California)

Lisa Stright, Jonathan Stewart, Kirt Campion, Stephan Graham

AAPG Bulletin

... reflectivities using a set of equations that describe the seismic reflectivity as a function of incidence angle, the Zoeppritz (1919) equations. These angle...

Turning high resolution FWI model into pseudo-reflectivity: A case study using sparse OBN

Bing Bai, Yao Yu, Ruoyu Gu, Shenghong Tai, Denes Vigh

International Meeting for Applied Geoscience and Energy (IMAGE)

.../10.1190/tle39110828.1. Shuey, R. T., 1985, A simplification of the Zoeppritz equations: Geophysics, 50, 609–614, doi: https://doi.org/10.1190/1.1441936...

Wave-equation based amplitude versus offset inversion in long time windows, with time-variant wavelets

Dries Gisolf, Peter R. Haffinger

International Meeting for Applied Geoscience and Energy (IMAGE)

... results are for the same properties. These results are based on a direct linearisation of the Zoeppritz equations in terms of , M and  (Gisolf, 2016...

Methods of estimating wavelet stationarity, stabilizing non-stationarity, and evaluating its impact on inversion: A synthetic example using SEAM II Barrett unconventional model

Jesse Buckner, Michael Fry, Joe Zuech, Peter Harris, Bill Shea

International Meeting for Applied Geoscience and Energy (IMAGE)

...) models of the SEAM II Barrett Unconventional Model, (Regone et al., 2017) a dataset of 3D synthetic seismic gathers is generated using the Zoeppritz...

Depth conversion and seismic inversion of the Scarborough gas field

Joseph Kremor, Manish Agarwal, Paul Spaans, Ung Sing Wong

Petroleum Exploration Society of Australia (PESA)

...., 1985, A simplification of the Zoeppritz equations: Geophysics 50(4), 609-614. 3 Scarborough gas field geophysics Kremor, Agarwal, Spaans...

AVA on communication cables: Principles and Examples from the North Sea

Ran Bachrach, Ali Sayed, Andrea Murineddu, Pilar Di Martino

International Meeting for Applied Geoscience and Energy (IMAGE)

...me (Figure2b) using the Zoeppritz equations and zero phase wavelet. To better understand the S-DAS response, it is instructive to look at partic...

Technical Article: Finding Subtle Traps with Seismic: Interpretative Criteria Clarified

A. Easton Wren

Petroleum Exploration Society of Australia (PESA)

... the interface. This is the area of the Knott-Zoeppritz matrix of equations which combine compressional wave velocities, densities, shear wave...

Prospect Identification Using AVO Inversion and Lithology Prediction

Brad Bailey, Frazer Barclay, Robert Nesbit, Andrea Paxton

Petroleum Exploration Society of Australia (PESA)

... for wave let est imation. The 5,048 km 2 Keystone 3D multi-client survey & Richard's approxi mation to the Zoeppritz Shear log data, an essential...

AVO Attributes of a Deep Coal Seam

Search and Discovery.com

... used to create a realistic elastic model. In this model, AVO attributes of a coal seam were analyzed by using the exact and approximate Zoeppritz...

Abstract: Elastic Impedance Analysis in Fruitland Coals, San Juan Basin; #90174 (2014)

D. J. Lespinasse, C. R. Clarkson, and R. J. Ferguson

Search and Discovery.com

... for the Zoeppritz equation (Whitcombe, 2002). AAPG Datapages/Search and Discovery Article #90174 CSPG©2014 CSPG/CSEG/CWLS GeoConvention 2012, (Vision) May 14-18...