Elastic-AdjointNet: A physics-guided deep autoencoder to overcome crosstalk effects in multiparameter full-waveform inversion

Arnab Dhara, Mrinal Sen

International Meeting for Applied Geoscience and Energy (IMAGE)

...) based auto encoder whose outputs are used as P-wave, Swave and density models that are used to compute synthetic seismograms using the stress-velocity...

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)

... can produce results suitable for characterizing and derisking a site, within the shallow water region of the Gulf of Mexico. Analysis of the field...

Evergreening of seismic data to enable carbon storage screening at scale … a case study from the Barrow-Dampier sub-basins

Nigel Seymour, Paul Phythian, Merrie-Ellen Gunning, Kiran Ferguson, Suyang Chen, Dayang Aini Binti Awang Piut

Australian Energy Producers Journal

... experi­ ment was performed using the initial anisotropic velocity S432 Australian Energy Producers Journal model and key survey geometries to assess...

S-Wave Analysis of Fracture Systems, by Bob A. Hardage and Michael V. DeAngelo, #40227 (2006).

Search and Discovery.com

Rock Physics of Fractured Carbonates

Lev Vernik, Alan Mur

International Meeting for Applied Geoscience and Energy (IMAGE)

... are regular targets of analysis and sand is often considered to be homogeneous. Despite a reduced relative magnitude of change in elastic properties with fluid...

The Impact of Multi-Azimuth Seismic Over Tidepole

D. Dickinson, S. Gagen

Petroleum Exploration Society of Australia (PESA)

... Figure 3: Fast – Slow velocities model 5 anisotropic layer 1 (Bare formation). The arrow vectors indicate a fairly homogenous fast velocity direction...

Determining the Correlation Between Vicker's Microhardness and Young's Modulus of Coal

Sanjib Mondal, Sijin Qian, Micah Nehring, Zhongwei Chen

Unconventional Resources Technology Conference (URTEC)

... if such correlation exists for coal, which is highly anisotropic, heterogeneous, and fractured. This work explored the possibility of estimating...

Large Angle AVO in the Presence of Strong Shale Anisotropy

Search and Discovery.com

Non-opaque and Opaque Grain Fabrics of Siltstones in Red Peak Member (Triassic), Central Wyoming

M. Dane Picard, Douglas D. Beckmann

Journal of Sedimentary Research (SEPM)

... No. 2. (June), The fabrics of non-opaque grains of oriented siltstones from the Red Peak Member of the Chugwater Formation (Triassic) are anisotropic...

3D installation of fiber cables for acquiring 3C DAS array data

Yingping Li, David Li, Lianjie Huang, Yingcai Zheng

International Meeting for Applied Geoscience and Energy (IMAGE)

... migration imaging, conducting 3D salt proximity surveys, and measuring shear-wave splitting for medium anisotropic parameters, require 3C instruments...

Resolving DAS versus geophone discrepancies using the DAS transform: A comparative study from the CaMI CCS field research station, Alberta

Ali Sayed, Robert R. Stewart, Marie Macquet, Don Lawton

International Meeting for Applied Geoscience and Energy (IMAGE)

... Strain rate, particle velocity, and particle acceleration Data processing Different sensors, such as geophones and accelerometers, can sample...

Exact kinematic behavior of the P-SV converted wave in a vertical transversely isotropic medium

Guillaume Cambois

International Meeting for Applied Geoscience and Energy (IMAGE)

... converted energy in the near angles, it is doubtful that velocity analysis of the converted wave can bring useful independent information. Triplications...

High-resolution Measurements of Elasticity at Core Scale. Improving Mechanical Earth Model Calibration at the Vaca Muerta Formation.

Anton Padin, Gilles Pijaudier-Cabot, Alain Lejay, Hamid Pourpak, Jean-Philippe Mathieu, Atef Onaisi, Gregory Boitnott, Laurent Louis

Unconventional Resources Technology Conference (URTEC)

... (or if the relationship between lithological facies and common well logs is known by means of Principal Component Analysis). Figure 13. Plot of compressional velocity...

Abstract: Seismic Anisotropy in Coal Beds; #90211 (2015)

David Gray

Search and Discovery.com

.... 24. Rüger, A., 1996, Reflection Coefficients and Azimuthal AVO Analysis in Anisotropic Media: Doctoral Thesis, Center for Wave Phenomena, Colorado...

Elastic impedance parameterization and inversion for fracture quasi-weaknesses and quasi-Thomsen parameters in fractured reservoirs with monoclinic symmetry

Wei Xiang, Xingyao Yin, Kun Li, Zhengqian Ma

International Meeting for Applied Geoscience and Energy (IMAGE)

... fractures in such monoclinic media because of the complexity of seismic wave propagation. Thomsen (1986) defined three anisotropic parameters...

Seismic Imaging of Fractures … A Feasibility Study

Larry Lines

Search and Discovery.com

... into the analysis of model and real seismic data. Introduction The permeability of petroleum reservoirs is greatly influenced by the presence and connectivity...

Seismic Imaging of Fractures … A Feasibility Study

Larry Lines

Search and Discovery.com

... into the analysis of model and real seismic data. Introduction The permeability of petroleum reservoirs is greatly influenced by the presence and connectivity...

Regional Characterization of Caprock Seals Associated with Flowback Disposal Injection and Hydraulic Fracturing Barriers

Felipe A. Lozano, Nelly P. Rubio, María F. Segovia, Jose M. Marentes, Henry G. Suarez, Nelbett K. Marfisi, Ana M. López

Unconventional Resources Technology Conference (URTEC)

... to two main processes, the horizontal well hydraulic fracturing and the flowback disposal injection. The analysis of the caprock effectivity as a seal...

High-frequency FWI velocity model building for hydrocarbon delineation

Lianping Zhang, Souvik Sengupta, Chirag Parekh, Robert Eliott-Lockhart

International Meeting for Applied Geoscience and Energy (IMAGE)

...High-frequency FWI velocity model building for hydrocarbon delineation Lianping Zhang, Souvik Sengupta, Chirag Parekh, Robert Eliott-Lockhart High...

Application of Geophysical Technology Assemblage in Evaluation of Deepwater Gas Fields in the Northern South China Sea; #20377 (2016)

Min He, Jun Shen, Ming Zhu, Jun Liu

Search and Discovery.com

... in addressing these problems. Firstly, to solve the problem of seismic imaging, anisotropic pre-stack depth migration process provided high quality...

Application of Anisotropic 3D Reverse Time Migration to Complex North Sea Imaging; #41573 (2015)

M. A. Hall, I. F. Jones, M. C. Goodwin, I. D. Berranger, H. Zhou, P. A. Farmer

Search and Discovery.com

... wave equation. Here, we have used an anisotropic RTM algorithm to achieve this. RTM properly propagates the wavefield through velocity structures...

Time Lapse Feasibility Seismic Study of Gas Carbonates Reservoir in Tetra Field, Indonesia

Helmi Indrajaya, Boris Gurevich, Maxim Lebedev, Sigit Sukmono

Indonesian Petroleum Association

... analysis study, the amplitude changes are big enough for considering that time-lapse seismic survey is feasible to do in Tetra Field. Time-lapse seismic...

Analysis of elastic modulus and brittleness properties of coalbed methane reservoir based on rock physics modeling

Aner Huang, Yaofan Zhang, Guowei Wang, Zhaoji Zhang

International Meeting for Applied Geoscience and Energy (IMAGE)

..., X. Li, and H. Zhang, 2016, A rock physics model for analysis of anisotropic parameters in a shale reservoir in Southwest China: Journal of Geophysics...

Seismic HC Reservoir Prediction: A (Critical) Review on the Determination of Lithological Parameters from Seismic Data

Burkhard Buttkus

Geological Society of Malaysia (GSM)

... of Interval Velocities from Seismic Data Some geophysicists maintain that velocity analysis is a mature method, others' state quite the contrary. Opinions...

Ultrasonic wave velocities measurements and seismic anisotropy at Karari gold deposit: Implications for gold exploration

Andre Eduardo C. M. de Souza, Stephanie Vialle, Andrej Bona

Petroleum Exploration Society of Australia (PESA)

... by reflection seismic data in hard-rock environment and to investigate the seismic anisotropy across the Karari gold deposit, ultrasonic velocity...