Fault MLReal: A fault delineation study for the Decatur CO2 field data using neural network predicted passive seismic locations

Hanchen Wang, Yinpeng Chen, Tariq Alkhalifah, Youzuo Lin

International Meeting for Applied Geoscience and Energy (IMAGE)

... of each sensor. The sensors’ exact locations were instrumental in generating synthetic data. Furthermore, we converted the stacking velocity model...

Research of high-precision depth interpretation method for low-amplitude offshore reservoir and its application in C oilfield, Bohai Bay Basin

Wenbin Li, Jianli Wang, Zhenglong Zhang, Heng Zhang

International Meeting for Applied Geoscience and Energy (IMAGE)

... application in C oilfield, Bohai Bay Basin get more accurate velocity of development wells in the vertical direction by acoustic moveout correction...

ABSTRACT: What! Non-hyperbolic moveout on the prairies? (Anisotropy - a first look)

Arnim B. Haase

CSPG Special Publications

...ABSTRACT: What! Non-hyperbolic moveout on the prairies? (Anisotropy - a first look) Arnim B. Haase 1998 409 410...

Anisotropic Pre-Stack Depth Migration in the Cusiana and Cupiagua Sur Fields

J. Checa, M. Mesa, N. Burke, J. Calderon, H. Alfonso, U. Egozi, B. Ver West, M. Yates

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... filter. 3D binning to a 15x15m offset cube. PSDM data preparation. VELOCITY MODEL CONSTRUCTION In general, the model building was divided into four major...

Acoustic Properties of Sediment on the Southern Tonga Platform as Determined from Seismic Sonobuoy Studies

Jonathan R. Childs

Circum Pacific Council Publications

... in calculating multichannel velocities. Sonobuoys provide usable moveout far beyond that available with a hydrophone streamer (6 km versus 2 km in 3, 000 m...

Significance of Limestone-Shale, Rock-Stratigraphic Contacts--The Connecting Links Between Areas of Contemporaneous Carbonate and Terrigenous Detritus Sedimentation: ABSTRACT

Stanton M. Ball

AAPG Bulletin

... change directly from mud-supported carbonate Synthetic seismograms after normal moveout correction for a hypothetical 20-m (66 ft) high impedance sand...

ABSTRACT: Gulf of Thailand - Bongkot Field Model-Based 3D Pre-Stack Simultaneous Inversion and Facies Classification, by Manickam, George Soosai; Nyein, Glenn; Berhanu, Solomon Assefa; Goswami, Saumya Kanti; Kwaela, Chaiwat; Bancelin, Jean-Pierre; Sognnes, Helge Ivar; Pooksook, Namfon; Utitsan, Seehapol; Limpornpipat, Orapan; #90155 (2012)

Search and Discovery.com

Abstract: Developing an Exploration Tool in a Mature Trend: a 3-D AVO Case Study in South Texas

Mark E. Gregg and Charles T. Bukowski, Jr.

Houston Geological Society Bulletin

... than about 26 degrees are required to observe them. It was observed that the application of conventional normal moveout resulted in improper imaging...

Abstracts: Seismic Anisotropy of the Marcellus Shale: Feasibility Study for Fracture Characterization; #90173 (2015)

James Gaiser, Alvaro Chaveste, Mary Edrich, Tony Rebec, and Richard Verm

Search and Discovery.com

... characterization of two principal crack densities, an infill fluid factor and isotropic background velocity is possible by inversion of NMO ellipses and zero...

Abstract: Resolution and Location Uncertainties in Surface Microseismic Monitoring; #90174 (2014)

Michael Thornton

Search and Discovery.com

... imaging with only compressional waves, significantly reducing the sensitivity to velocity model assumptions. While the surface arrays offer several...

Improving Structural Imaging

Svein-Erik Sjulsen, Chris Stevens

GEO ExPro Magazine

... significant improvements in both resolution and structural imaging. The improvements were gained mainly through more accurate velocity modelling and effective...

Quantitative analysis of DAS recorded P-wave generated by perforation shots

Peiyao Li, Ge Jin

International Meeting for Applied Geoscience and Energy (IMAGE)

... the signal of interest. We designed a mask using the moveout velocity of 4000 m/s, a time window size ranging from 0.005 seconds to 0.008 seconds...

Mini Seismic Processing System for Training and Research Purposes

Suprajitno Munadi, Bambang Triharjanto

Indonesian Petroleum Association

... can be identified. The strongest with the lowest phase velocity is the ground roll. The group with moderate magnitude and moderate phase velocity...

Illuminating geothermal reservoir structure: DAS microseismic imaging at Utah FORGE

Yuanyuan Ma, Jonathan Ajo-Franklin, Michal Chamarczuk, Jeremy Patterson, Ismael Vera Rodriguez, David Podrasky, Thomas Coleman, Carlos Maldaner

International Meeting for Applied Geoscience and Energy (IMAGE)

... geology of this area and help identify a replicable pathway to EGS. Zhang and Pankow (2020) developed a quasi-3D velocity model using surface nodal array...

Maximizing imaging resolution and amplitude fidelity of low-dip stratigraphic traps through continued optimization of seismic acquisition and processing: A case study from the Guyana South East Stabroek Block

Yaxun Tang, Fuxian Song, Lorie Bear, Mark Widmer, Luke Wilson, Vikas Gudipati, Rishi Bansal, Steve Knapp, Chunshou Xia, Wei Zhao, Yu Huang

International Meeting for Applied Geoscience and Energy (IMAGE)

... iteration, DCT minimized the differences between input and target dip field while reducing the residual depth moveout. In additional to velocity model...

Understanding Azimuthal P-Wave Anisotropy through Multiple Vendor and Attribute Comparisons

Jamie Rich, Breanne Kennedy, Marianne Rauch-Davies

Unconventional Resources Technology Conference (URTEC)

... this azimuthal variation in p-wave data. The usual approach is to quantify this variation by measuring the azimuthal variation in normal moveout velocity. Ideally...

Automated velocity modeling with domain transformations

Kevin Gullikson, Arnab Dhara, Ram Tuvi, Mrinal K. Sen

International Meeting for Applied Geoscience and Energy (IMAGE)

...Automated velocity modeling with domain transformations Kevin Gullikson, Arnab Dhara, Ram Tuvi, Mrinal K. Sen Automated velocity modeling with domain...

Seeing through the shear zone for the first time: The impact of seismic technologies on the clarity of seismic image over Bahrah field

Ali Mohamed, Adel El-Emam, Nacim Brika, Halis Bayri, Amr Issa, Kashif Adeel

International Meeting for Applied Geoscience and Energy (IMAGE)

... higher residual moveout (RMO) than other azimuth sectors). Four iterations of tomography helped to update long- to short-wavelength velocity changes. After...

Reducing Reservoir Characterization Uncertainties and Improving Field Recovery through Four-Dimensional Seismic Technology: An Integrated Four-Dimensional Seismic Interpretation Workflow

Jie Zhang, Dez Chu, Ganglin Chen, Kelly Wrobel, William L. Soroka

AAPG Special Volumes

.... T., A. Colpaert, G. P. Eberli, and R. J. Weger, 2008, Effects of microporosity on sonic velocity in carbonate rocks: The Leading Edge, v. 27, p. 10121018...

Improving Structural Definition Using Horizon-Guided Velocity Modeling, Loma Guadalosa Field, Neuquén Basin, Argentina.

Mariana Olmeda, Marcelo Koremblit

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... de velocidades de stacking se presume un move-out hiperbólico, mientras que aquí el moveout es diseñado a partir del trazado de rayos sobre un modelo...

DAS microseismic reflection imaging for hydraulic fracture and fault zone mapping

Yuanyuan Ma, Jonathan Ajo-Franklin, Avinash Nayak, Xiaoyu Zhu, Julia Correa

International Meeting for Applied Geoscience and Energy (IMAGE)

... hydraulic fracturing. A microseismic catalog by the surface array is shown in (a) map view and (b) side view. (c) The layered isotropic velocity model...

Lithology Prediction by Extrapolating Well Data

Brian Barley, Dean Chergotis, Mai Wilson, Susan Young

Indonesian Petroleum Association

... of some alternative methods follows. Lindseth (1979) used interval velocities derived from stacking velocities and an assumed velocity-density...

Analysis of a Multi-Well Eagle Ford Pilot

Kevin Raterman, Yongshe Liu, Baishali Roy, Kyle Friehauf, Brian Thompson, Aaron Janssen

Unconventional Resources Technology Conference (URTEC)

... well. The fiber detects fluid movement in the well as a thermal moveout; the velocity and direction of the transient is quantified, and the outflow...

De-risking Appraisal Phase in the Recent Gas Discovery in Banggai-Sula Basin, Central Sulawesi: Application of AVO Analysis and Pre-stack Inversion in the Sub-ophiolite Reef Carbonate Play

Mufied Ahmad, Yudi Herdiana, Tika R. Pertiwi, Hendarsyah, Arie Naskawan

Indonesian Petroleum Association

..., integration of amplitude versus offset (AVO) techniques and rock physics analysis was conducted to investigate the hydrocarbon extent. The AVO class...

Geophysical Data for Geologic Study

R. C. Dunlap, Jr.

AAPG Bulletin

... special equipment which permits us to remove both the effects of variations in near-surface conditions and the normal moveout of the reflections. When we...