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The AAPG/Datapages Combined Publications Database
Showing 233 Results. Searched 194,555 documents.
Abstract: Simultaneous P-P and P-S Waveform Inversion Algorithm Using Pre-Stack Time Imaging Method ; #90187 (2014)
Hassan Khaniani, John C. Bancroft, and Eric von Lunen
Search and Discovery.com
... intercept time using Double Square Root (DSR) equation and the result of Zoeppritz solvers (Aki and Richards, 1980) from the scatter point to produce...
2014
Statistical rock physics analysis and modelling in the Browse Basin
Shuichi Desaki, Yuki Kobayashi, Peter Miklavs
Petroleum Exploration Society of Australia (PESA)
... Zoeppritz equation, gives sufficiently accurate angle-dependent reflectivity of incident plane P-wave at an interface of two half-space, homogeneous...
2019
Seismic Avo Attributes and Machine Learning Technique to Characterize A Distributed Carbonate Build Up Deposit System in Salawati Basin Eastern Indonesia
Yudistira Effendi, Edi Suwandi Utoro, Sri Lestari, Lilik T. Hardanto
Indonesian Petroleum Association
... velocity. On the other hand, the pore space constituent does not affect the velocity of S-waves. The change in the ratio of Pwave velocity to S-wave...
2022
Estimating Smectite Content from Seismic Data
Roman Beloborodov, Marina Pervukhina, Valeriya Shulakova, Dimitri Chagalov, Matthew Josh, Michael B. Clennell, Gavin Ward, Matthew Waugh, Juerg Hauser
Australian Petroleum Production & Exploration Association (APPEA) Journal
... of Zoeppritz equations for pseudo VP, VS and density. Compute the actual VP, VS and density using background models for elastic anisotropy. Perform...
2019
Determining the Coal Bed Methane Distribution Based on Amplitude Variation With Offset (AVO) Analysis and Seismic Inversion: Case Study of Sumatra Basin
Padmadi Heru Wibawa, Abd. Haris, Suprajitno M.
Indonesian Petroleum Association
... of the Zoeppritz equations: Geophysics, 50, 609–614. Smith, G. C., and P. M. Gidlow, 1987, Weighted stacking for rock property estimation and detection of gas...
2007
Extended Elastic Impedance (EEI) Approach for Telisa Sandstones Reservoir Characterization Case Study: Lambda-Mu-Rho (LMR) Analysis
Antoni Bahar MH, Ari Setiawan, Syahrial Rakimi, Yudi Yanto
Indonesian Petroleum Association
... from a linearization of the Zoeppritz equations, usually Aki & Richards’s two-term approximation (Aki and Richards, 1980) where AVO properties...
2007
Hybridised Weighted Boot-Strap Differential Semblance
Hamish Wilson, Lutz Gross
Petroleum Exploration Society of Australia (PESA)
...huey, R. T., 1985, A simplification of the zoeppritz equations: GEOPHYSICS, 50, 609–614. Taner, M. T., and F. Koehler, 1969, Velocity spectradig...
2016
P-S Converted Wave AVO Analysis for Reservoir Characterization
Ehsan Sadeghi, Cepi Adam, Effendy Siawira, Hilfan Khairy
Indonesian Petroleum Association
... 6 shows the P-P and P-S reflectivity response of sand/shale interfaces modeled from a Bekapai well using the Zoeppritz equations. The petroelastic...
2017
Determination of Density from Seismic Data; #42456 (2019)
Ritesh Kumar Sharma, Satinder Chopra
Search and Discovery.com
... is based on the three-term Fatti’s approximation to Zoeppritz equations, where the third term contributes for angles of incidence greater than 40...
2019
AVO Attributes for Successful Exploration and Field Development: A Case Study From Sarawak Basin, Offshore Malaysia
Norbert Van de Coevering, Rusdinadar Sigit, Reza Lasman
Indonesian Petroleum Association
... then be substituted with the original fluid. Synthetic gather generation (full ‘Zoeppritz’ modelling) to get the AVO response and calibration was performed...
2005
High Resolution Seismic Data Derived From Prestack Inversion and Machine Learning to Accurately Position Horizontal Wells in the Midland Basin, Texas
Robert Meek, Buzz Davis, Hector Bello
Unconventional Resources Technology Conference (URTEC)
... is also used to match amplitudes from synthetic gathers calculated using Zoeppritz’ equation. In addition to seismic data QC, the well logs also need...
2017
Characterizing Multiple Formations for Gas Production and CO2 Sequestration
Adriana Gordon, Bill Goodway, Evan Mutual, Raul Cova, Scott Leaney, Wendell Pardasie, Matt Ng
Unconventional Resources Technology Conference (URTEC)
... at the same depth for all incident and azimuth angles. The seismic alignment algorithm employs an iterative approach to optimize the cross-correlation...
2023
Abstract: Azimuthal Simultaneous Elastic Inversion; #90172 (2014)
Jon Downton, Benjamin Roure
Search and Discovery.com
...- and anglelimited seismic traces are modeled using the anisotropic Zoeppritz equation to generate equivalent reflectivity volumes which are then convolved...
2014
Rock-physics Models for Gas-hydrate Systems Associated with Unconsolidated Marine Sediments
Diana Sava, Bob Hardage
AAPG Special Volumes
... modulus of the mixture of gas and liquid. We then use Zoeppritz's (1919) equations to derive PP and PS reflectivity as a function of the incidence...
2009
Combination of Seismic Velocity Gradient and Sonic Gradient Variation as a Hydrocarbon Indicator: A Case Study in Clastic Reservoirs in South Sumatra
Iswani Waryono, Wahyu Triyoso
Indonesian Petroleum Association
... with arbitrarily curved interfaces. To obtain the travel time, two theoretical experiments are performed to generate Eigen waves: the Normal Incident Point...
2012
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...
2010
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...
2019
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...
2013
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...
2013
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...
2013
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...
2014
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....
2016
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...
2013
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...
2023
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...
2013