Horizontal Well Evaluation to Determine Geological Facies, Mechanical Properties, and Natural Fracture Changes Using Slim Through-the-Bit Dipole Sonic and Oil-Based Microimaging Tools

Edgar Velez, Elia Haddad, Firas Al Shaikh, Ghada Barbour, Kyle Barrie

Unconventional Resources Technology Conference (URTEC)

... and borehole wall. The reflections of the full Stoneley waveform are analyzed to understand the mobility of the fractures identified by the borehole image...

Q-compensated least-squares reverse time migration by considering velocity and Q perturbations

Jinli Li, Yingming Qu, Chongpeng Huang, Zhenchun Li

International Meeting for Applied Geoscience and Energy (IMAGE)

... Geologists References Chen, K., and M. D. Sacchi, 2017, Elastic least-squares reverse time migration via linearized elastic full-waveform inversion...

Simultaneous source wide azimuth seismic acquisition using low frequency Gemini source in eastern Mediterranean Sea

Shangli Ou, Shelley Zaragoza, Zachary Lawrence, Lindsey Donaldson, Chris Tapie, Kim Begay-Jackson, Brian deMartin, Ares Ouzounis, Jie Shu, Luigi Pastore, Gita Febriany

International Meeting for Applied Geoscience and Energy (IMAGE)

... on Full-Waveform-Inversion (FWI). The survey program resulted in high signal-to-noise ratio (SNR) data, enhanced in low-frequency (LF) content between...

Megaflaps as prolific subsalt structures in the eastern Gulf of Mexico

Peter Lanzarone, David Lankford-Bravo, Sandra Garzon, Ben Schupack, Gabriel Ritter

International Meeting for Applied Geoscience and Energy (IMAGE)

... occurrence in poorly illuminated subsalt settings. Recent advances in seismic technology, including ocean bottom node acquisition and full waveform inversion...

2023 Middle East Oil, Gas and Geosciences Show ; - Abstracts, #91204 (2023).

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Least-squares reverse time migration: Lessons learned from recent applications in challenging areas of the Santos Basin, Brazil

Jos Rodrigues, Felipe Duarte, Danilo Domingos, Bruno Pereira-Dias, Elionardo Pintas

International Meeting for Applied Geoscience and Energy (IMAGE)

... tomography and full waveform inversion (FWI), aid the construction of highfidelity and high-resolution models. In our experience, however, a deep geological...

Wave-equation based inversion for carbonate reservoir characterization in Kuwait

Rao Narhari, Ahmad Al-Sabari, Afrah Al-Ajmi, Justin Ugbo, Jeremy Harris, Gerard Soto, Panos Doulgeris

International Meeting for Applied Geoscience and Energy (IMAGE)

.../ segam2020-3427400.1. Virieux, J., and S. Operto, 2009, An overview of full-waveform inversion in exploration geophysics: Geophysics, 74, no. 6, WCC1–WCC26, doi...

OIL & GAS

Henk Kombrink

GEO ExPro Magazine

... MODEL UPLIFT The advancement in Full-Waveform Inversion (FWI), both in efficiency and quality, has been phenomenal, especially since the introduction...

Seismic velocity … A strong identifier of gas prospects

Martin Essenfeld, Rafael Sandrea

GEO ExPro Magazine

... technologies like Full Waveform Inversion (FWI), the accuracy of the velocity data has improved. This advance now should provide an opportunity...

Unlocking hidden potential in shallow water Gulf of Mexico legacy data for carbon capture and storage exploration

Rachel Collings, Igor Marino, Adriana Arroyo Acosta, Jack Kinkead, Hugo Medel, Trong Tang, Gabriela Suarez, Brett Sellers

International Meeting for Applied Geoscience and Energy (IMAGE)

... utilizes a vector reflectivity parameterization of the wave equation (Whitmore et al., 2021) and an efficient scale separation of the Full Waveform...

3D VSP Finite-Difference Acoustic Modeling to Address Advance Seismic Imaging Challenges in Bintuni Bay … Irian Jaya Barat

Angke Nuraeni, Greg J. Schurter, Yayat Supriyatna, Supriyono, Brian Hornby, Cemal Erdemir

Indonesian Petroleum Association

... the near surface. VSPs may also be less prone to noise or multiple contamination and signal distortion. This finite difference (FD) modeling used a full...

Using Super Basins as Analogues

Charles A. Sternbach

GEO ExPro Magazine

... bottom seismic and full waveform inversion, which together have produced a step change in imaging, allowing for enhanced fault identification...

New numerical schemes for time-domain seismic wave modeling in viscoelastic media

Bing Zhou, Moosoo Won, Chao Jin

International Meeting for Applied Geoscience and Energy (IMAGE)

...lastic and viscoelastic full-waveform inversion using a spectral-element method on flexible Cartesian-based mesh: Geophysics, 84, no. 1, R61–R83, doi: https://d...

Abstract: Investigation of the Relationship between Seismic Velocity Dispersion Principles and the Permeability of Subsurface Porous Materials; #90174 (2014)

Adrienne Campbell, Winnie Pun, and Bernd Milkereit

Search and Discovery.com

... that it is possible to map relative permeability variation using P wave velocity dispersion logs derived from full waveform sonic data (Pun et al). Seismic attenuation...

Multiparameter FWI imaging in the Gulf of Mexico

Tom Rayment, Karen Dancer, James McLeman, James Penwarden, Tim Ooi, Monica Hartmann

International Meeting for Applied Geoscience and Energy (IMAGE)

... wave-equation-based algorithms such as reverse time migration (RTM). Multi-parameter full-waveform inversion (MP-FWI) imaging is a novel approach...

Seismic Foldout: Dynamic Matching FWI + EEI makes a difference to your interpretation

Bent Kjølhamar, Adriana Citlali Ramírez, Reidun Myklebust, TGS

GEO ExPro Magazine

...-matching full waveform inversion (DM FWI) to interpret the geology and gas anomalies, alongside observations underpinning why the volcanic rocks NEW...

Seismic Geomechanics of Mud Volcanoes; #70261 (2017)

Rashad Gulmammadov, Stephen Covey-Crump, Mads Huuse

Search and Discovery.com

... vertical section across an ACG mud volcano were modelled by digitizing the P-wave velocities presented on a Full Waveform Inversion (FWI) image...

Deep learning to predict subsurface properties from injected CO2 plume bodies using time-lapse seismic shot gathers

Son Phan, Wenyi Hu, Aria Abubakar

International Meeting for Applied Geoscience and Energy (IMAGE)

.... Huang, Z., X. Yan, Z. Wang, P. Zhang, and F. Zhang, 2021, Application of 4D full waveform inversion in the CO2 storage monitoring: a synthetic example...

3D ultra high resolution seismic processing „ A case study from offshore USA

Bertrand Caselitz, Luca Limonta, Julien Oukili, Jonas Tegnander, Vicky Catterall

International Meeting for Applied Geoscience and Energy (IMAGE)

... for more advanced depth processing technology such as Least Squares Migration and Full Waveform Inversion. Conclusions In conclusion, this work...

AAPG Asia Pacific Region, The 4th AAPG/EAGE/MGS Myanmar Oil and Gas Conference

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Automated velocity model building using Fourier neural operators

Guanghui Huang, Sean Crawley, Ramzi Djebbi, Jaime Ramos-Martinez, Nizar Chemingui

International Meeting for Applied Geoscience and Energy (IMAGE)

... is to construct high-resolution velocity fields with the minimal pre-processing of the data. Full waveform inversion (FWI) technology has evolved toward...

Explainable AI: Can neural networks recognize first arrivals after wave separation?

Yanwen Wei, Zhenyu Zhu, Jicai Ding, Yichuan Wang

International Meeting for Applied Geoscience and Energy (IMAGE)

... for multiples separation is in the 6th layer. Figure 3: A synthetic example of multiples separations by DNN with (a) full waveform shot gather, (b...

RTM method of prismatic-waves under the undulating surface: A case study of the Longmen Piedmont

Bo Ma, Yingming Qu, Zhenchun Li, Jianggui Zhu, Chang Liu

International Meeting for Applied Geoscience and Energy (IMAGE)

.../10.1190/1.3627879. Qu, Y.-M., Z.-C. Li, J.-P. Huang, and J.-L. Li, 2016, Prismatic and full-waveform joint inversion: Applied Geophysics, 13, 511–518, doi...

Optimizing Hydraulic Fracture Designs Using Geomechanical Modeling to Obtain the Optimum Field Development and Production in K-Field

Gunawan Nurcahyo Wibowo, Syahrul Heriyanto, Ambaria Prakoso, Rizka Hezmela, Lia Wisanti

Indonesian Petroleum Association

.... For every fracture treatment, a Mechanical Earth Model (MEM) was constructed, based, in particular, on high quality full waveform sonic data from...

Abstract: The Problem of Paleo-Oil-Water Contacts in Seismically Identifying Hydrocarbon Accumulations, by P. C. B. Ware; #90933 (1998).

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