Velocity model building and imaging driven by FWI with dual-azimuth data in a complex salt environment: Brazil case study

Xu Li, Christine Gans, Young Ho Cha, Diwi Snyder, Gopal Palacharla, Vijay Gottumukkula, Yaofeng He, Hongchuan Sun, Tetyana Vdovina, Xueyi Jia, Valeriy Brytik, Inmaculada Dura-Gomez

International Meeting for Applied Geoscience and Energy (IMAGE)

...Velocity model building and imaging driven by FWI with dual-azimuth data in a complex salt environment: Brazil case study Xu Li, Christine Gans...

Acoustic nonlinear full-waveform inversion on an outcrop-based detailed geological and petrophysical model (Book Cliffs, Utah)

Daria Tetyukhina, Stefan M. Luthi, Dries Gisolf

AAPG Bulletin

... in blue in Figure 7. These properties are a function of the local depth, z (in meters). The initial compressional wave velocity, vP0(z), and bulk...

Crosswell Seismic: Review of Field Operations, Survey Planning and Case History

Jeff Meyer, Randy Evans, Robert Martin, Cynthia L. Welch

West Texas Geological Society

... was spliced to the velocity map below the depth of the plugs resulting in a hybrid velocity field of combined tomography and acoustic log extrapolated...

The New SEC Oil and Gas Reporting Regulations Modernization of Oil and Gas ReportingŽ; #120001 (2009)

Rawdon J.H. Seager

Search and Discovery.com

...). The previous rules had been in place since 1978, and the industry was becoming increasingly critical of the limitations imposed by these old regulations...

Towards a Balance of Pore Size Distribution of Non-Conventional Hydrocarbon Reservoirs: a Combination of Bulk Techniques Applied to Comparable Sub-Samples Localized by 3D X-ray µ-Tomography

Natalia Matskova, Dimitri Pret, Stéphane Gaboreau, Philippe Cosenza, R. Brechon, I. Gener, Claire Fialips, G. Dubes, François Gelin

Unconventional Resources Technology Conference (URTEC)

...-Samples Localized by 3D X-ray µ-Tomography Natalia Matskova, Dimitri Pret, Stéphane Gaboreau, Philippe Cosenza, R. Brechon, I. Gener, Claire Fialips, G...

Abstract: Why Is High Resolution Aeromagnetic (HRAM) Data Better For Exploration Purposes Than The Magnetic Data Available From The GSC?; #90213 (2015)

Hassan H. Hassan

Search and Discovery.com

..., can resolve faults in both the basement and the sedimentary section and allow one to map the depth to magnetic basement. Introduction For many...

Groundwater applications of towed TEM in diverse geology at farm scale

David Allen

Petroleum Exploration Society of Australia (PESA)

... and subtracted to leave ground response. At 10 km/hr measurements are made approximately every 10 m. AgTEM presently typically achieves a depth...

Abstract: Azimuthal Fourier Coefficients: A Simple Method to Estimate Fracture Parameters; #90174 (2014)

Jon Downton and Benjamin Roure

Search and Discovery.com

... with the goal of describing the limitations and parameters calculated as part of an industry standard Azimuthal AVO analysis. Next, Linear Slip Deformation...

Exchange Format for Transfer of Geologic and Petroleum Data: AAPG-A: Reply (1)

BRIAN R. SHAW and HARRY O. WALLER

AAPG Bulletin

... only for review. SPACE LIMITATIONS We thought that our paper (Shaw and Waller, 1989) was very clear regarding the use of format specifications...

Abstract: Deep Time Paleoclimate Modeling and Natural Resource Exploration: Status and Future Challenges; #90063 (2007)

Search and Discovery.com

Using Disposable Fiber to Monitor Simul-frac Stimulation Fracture Growth

Kim Owens, Hannah Chittenden, Michael Schult, Casey Cox, Kay Warner, Dane Byrd

Unconventional Resources Technology Conference (URTEC)

... measurement. This well configuration provided excellent microseismic event depth resolution with only minor ambiguity when determining which side...

Joint inversion of first-break and early-arrival wave for near surface imaging

Yiming Pan, Kai Zhang, Yipeng Xu, Hailin Wang, Ping Jiang

International Meeting for Applied Geoscience and Energy (IMAGE)

... tomography struggle to accurately calculatethe complex structures and high-velocity gravel boundaries in the shallow layers.The limitations in accuracy...

Abstract: Improving Reservoir Imaging with Time-Lag Fwi in the Partitioned Zone Between Kuwait and Saudi Arabia; #91204 (2023)

Art Petrenko, Trevor Coulman, Guangfu Shao, Ibrahim Hakam, Mohammed Almutairi, Sujoy Ghose, Kai Zhang

Search and Discovery.com

... an initial model for FWI with well data, shallow refraction tomography and reflection tomography. This ensured a reasonable background velocity, which...

Interpreting shoreline sands using borehole images: A case study of the Cretaceous Ferron Sandstone Member in Utah

Chunming Xu

AAPG Bulletin

... architectures, and (3) ambiguity and data limitations. The stratigraphic interpretation of the image logs is closely correlated with the cores...

Stratigraphic Classification and Nomenclature: STRATIGRAPHIC COMMISSION

W. P. Woodring

AAPG Bulletin

... with the compartments. The term "zone" is most useful when unencumbered by qualifying limitations. A zone may be based on a single genus or species...

Using x-ray computed tomography to estimate hydrate saturation in sediment cores from Green Canyon 955, northern Gulf of Mexico

Emma A. Oti, Ann E. Cook, Stephen C. Phillips, and Melanie E. Holland

AAPG Bulletin

... are highlighted in yellow. (B) The x-ray computed tomography (XCT) values, (C) gamma-ray density, and (D) compressional (P-wave) velocity along with (E...

A Comprehensive Approach to Depth Imaging in Thrust Belt Environments

Ron Schmid, Brian Link, Patrick Butler

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... of 3D prestack depth migration. This paper pursues this suggestion by applying a novel velocity analysis approach, and prestack depth migration...

Extended Abstract: Using Crosswell Measurements to Enhance Velocity Model Calibration for Real-Time Microseismic Monitoring

Leah J. Hogarth, Conrad Kolb, Joël Le Calvez

GCAGS Transactions

.... Measurements of the velocity field, reflectivity, and attenuation provide crosswell products such as traveltime and attenuation tomography (e.g., Carrillo...

Application of Visco-Acoustic Full Waveform Inversion to Shallow-Water, Shallow-Gas Data, #41802 (2016).

Xin Cheng, Ronan Petton, Ian Anstey, Wai-Leong Lai, Denes Vigh, Gavin Menzel-Jones

Search and Discovery.com

... using ray-based reflection tomography techniques (Cavalca et al., 2011; Hu et al., 2011). However, to overcome the limitations of the ray-based methods...

The Magic of Depth Imaging in a Complex Geological Setting … A Case Study from Upper Indus Basin (Pakistan), #42330 (2018).

Syed Firasat Shah, Musharaf Sajjad

Search and Discovery.com

... achievement was possible using a 2D dataset with all its imaging limitations, to fully exploit the potential of depth imaging workflow a 3D dataset...

Extended Abstract: Recent Exploration in ATP 299P(A) Eromanga Basin

D. King

Petroleum Exploration Society of Australia (PESA)

... be derived most reliably using an analytic velocity-depth function. In the absence of reliable velocity information, distortion effects can...

Textural Characteristics of Shale Deformations, and Associated Distribution Models: Implications for Shale Reservoir Fluid Flow

Jim Buckman, Gary Couples, Helen Lewis

Unconventional Resources Technology Conference (URTEC)

... characteristics. Direct observation of fluid flow, involving neutron-tomography experiments of these experimental samples, reveals flow behaviours...

Ultrasound reverse time migration for human brain imaging

Ting Li, Bo Feng, Yang Zhou, Rongwei Xu, Huazhong Wang

International Meeting for Applied Geoscience and Energy (IMAGE)

... and reverse time migration. Fincke et al. (2016) quantitatively described human limb geometry through ultrasound travel time tomography. Roy et al. (2016...

Tidal Marshes: The Marginal Landscapes of San Francisco Bay

Karl Malamud-Roam, Stuart Siegel, Michelle Goman, Lisa Wells

Pacific Section SEPM

...). Hydraulic geometry relates, through power equations, channel width, depth and velocity with the changing discharge associated with the rise and fall...

Engineered Precipitation Geo-barriers via Transverse Mixing for CO2 Storage

Majd Awarkeh, Kiseok Kim, Rami Younis

Carbon Capture, Utilization and Storage (CCUS)

..., fractures, and fissures that could pose potential leakage risks. Given the limitations and risks associated with geologic carbon storage, we propose...