The Effects of Seismic Data Conditioning on Pre-Stack Simultaneous Impedance Inversion

Scott W. Singleton

GCAGS Transactions

... and in the inversion. Specifically, the gathers were measured for amplitude versus offset (AVO) fit using a two-term Shuey equation and found to be improved by 20...

Meramec Velocity Systematics

Jing Fu, Carl Sondergeld, Chandra Rai

Unconventional Resources Technology Conference (URTEC)

... from Vp: 1) ignoring anisotropy, we combine both Vp and Vs measurements from all vertical plugs and low anisotropy horizontal plugs to create...

AVO Screening in Frontier Basins: An Example from the Gulf of Papua, Papua New Guinea, #40910 (2012)

Amanda Davies, Cyrille Reiser, Bob Burmaz, Rod Reed

Search and Discovery.com

... workflow called “Prospect Scanner” developed to highlight areas of Amplitude-Versus-Offset (AVO) effect in large 3-D seismic datasets. It uses pre...

Abstract: TTI Anisotropic Depth Migration: Which Tilt Estimate Should We Use?; #90211 (2015)

Francois Audebert and Volker Dirks

Search and Discovery.com

..., characterized by tilt axis, polar velocity and anisotropy parameters. In the case of structurally conformable media, where the tilt of the medium coincides...

Abstract: Regional Rock Physics Evaluation of Oligocene and Miocene Strata, Eastern Llanos Basin (Colombia): Implications for Exploration, by Gutierrez, Mario A.; #90166 (2013)

Search and Discovery.com

Recent Experiences with Seismic Imaging and Velocity Analysis: Abstract

John L. Toldi, Nathaniel G. Tilander

Indonesian Petroleum Association

... (e.g. trying to resolve the possible separation of beds along a minor fault). Thus, although no single effect (such as lateral velocity gradients...

The Use of Time-Lapse Seismic Attributes for Characterizing Hydraulic Fractures in a Tight Siltstone Reservoir

N. Riazi, C.R. Clarkson

Unconventional Resources Technology Conference (URTEC)

... consistent with independent fracture characterization methods, and 4) to evaluate the effect of flowback on seismic data. This study demonstrates that time...

Abstract: The Impact of Drilling Unloading on Wellbore Stability of Shale Formations; #130000 (2018)

Xiangjun Liu, Yi Ding, Pingya Luo, Lixi Liang

Search and Discovery.com

... and strong anisotropy).When the angle between the borehole and the minimum horizontal stress is comparatively small,the effect of unloading on the shale...

Frequency-dependent reflection characteristics of single thin layer and waveform inversion

Zhengyang Kuai, Danping Cao, Chao Jin

International Meeting for Applied Geoscience and Energy (IMAGE)

... on the Zeoppritz equation ignore the tuning effect of thin layers. Because the existence of thin layers will change the AVO type and frequencyvarying...

Ultrasonic measurements of elastic anisotropy of granitic rocks for enhanced geothermal reservoirs

Mayra D. L. Carrasquilla, Jake Parsons, Teng Long, Min Sun, Yingcai Zheng, De-Hua Han

International Meeting for Applied Geoscience and Energy (IMAGE)

...Ultrasonic measurements of elastic anisotropy of granitic rocks for enhanced geothermal reservoirs Mayra D. L. Carrasquilla, Jake Parsons, Teng Long...

Investigation into the Fabric and Textural Controls over Effective Grain Stiffness for Accurate Biot Coefficient and Pore Compressibility Prediction

Laurent Louis, Gregory Boitnott, Erek Hutto, Gustavo Carpio, Michael Foster

Unconventional Resources Technology Conference (URTEC)

... and pore compressibility. In the determination of these parameters, grain compressibility and its anisotropy have emerged as the most difficult...

Advances in Geophysical Techniques for the Detection of Drilling Hazards and Their Application to Seismic Exploration

D. C. N. Pratt, Tong Pow Mun

Southeast Asia Petroleum Exploration Society (SEAPEX)

... Offset (AVO) and Attribute Analysis These newly introduced techniques have resulted in much improved data, enabling more reliable detection of thinner...

A Straightforward Workflow for Monitoring CO2 Storage

Marc-Antoine Dupont, Sven Philit, Fabien Cubizolle

GEO ExPro Magazine

... anomaly, as mapped on a series of geologically consistent surfaces. The second method takes advantage of the AVO tool newly implemented in PaleoScan...

Assessing mineral composition and permeability of a shale seal

Roman Beloborodov, Marina Pervukhina, Maxim Lebedev, Juerg Hauser

Petroleum Exploration Society of Australia (PESA)

... of this processing was to preserve the true amplitudes for an AVO analysis and inversion. The final data contains three partial angle stacks with 5–25, 20–40, 35...

Abstracts: Challenges and Solutions in Locating and Interpreting Microseismic Events from Surveys in the Horn River Basin; #90173 (2015)

Ulrich Zimmer

Search and Discovery.com

... for anisotropy in the velocity model, at the very least a sensitivity study can show what its potential effect on the event location and the interpretation...

Velocity Model Building Using Tilted Orthorhombic Depth Imaging for Full Azimuth Seismic Data

Yunfeng (Fred) Li, Qiaofeng Wu, Chuen-Song Chen

GCAGS Journal

... types of CIGs reveal the limitation of a TTI model in the presence of tilted orthorhombic anisotropy. Effect of Azimuth for Detecting Tilted...

Geomechanical Controls on the Gas Production in the North Parachute Area, Colorado, #50476 (2011)

Pijush Paul, Thomas Neely, Tricia Allwardt, Peter Hennings, Jason McLennan, Ray Reid, David Brown,

Search and Discovery.com

..., porosity, water saturation etc., 22 geophysical attributes include AVO, coherency, velocity anisotropy, curvature volume etc. We used multi variate analysis...

Fluid Prediction from 3-D Seismic Data in Deepwater Sandstone Reservoirs: Applications from Cocuite Gas Field, Veracruz Basin, Southeastern Mexico

Fouad, Khaled, Jennette, David C., Soto-Cuervo, Arturo

GCAGS Transactions

... in this study to demonstrate the effect of fluid saturation on the seismic wavelet. Of the different types of AVO attributes that could be extracted, the most...

Geologic Controls on Seismic Amplitudes

Jarrod Dunne

Petroleum Exploration Society of Australia (PESA)

... By Jarrod Dunne, MEO Australia Introduction 5 eismic amplitudes (and AvO) can be used to de-risk an exploration prospect, to characterise a reservoir...

Abstract: 5D Interpolation and COV Migration: An Ideal Marriage; #90174 (2014)

Mike J. Perz and Peter W. Cary

Search and Discovery.com

..., L., Reynolds, S., and Hadley, S., 2010, The effect of interpolation on imaging and th azimuthal AVO: A Nordegg case study: 80 Annual International...

Abstracts: Quantitative Geomodelling with Qualitative Inputs: Optimizing a Waterflood and Reversing Production Decline; #90173 (2015)

D. I. Close, M. Slikas

Search and Discovery.com

... optimally for AVO inversion. Collation of all available production and pressure data completed the data preparation for the reservoir characterization...

Lithology Discrimination through Elastic Inversion (Paper C5)

D. Ghosh

Geological Society of Malaysia (GSM)

..., is used loosely to mean any or all of the following:Reflection strength (Sweetness); Reflectivity; AVO; Acoustic impedance (AI); Elastic impedance (EI); Vp...

Study of Hydrocarbon Detection Methods in Offshore Deepwater Sediments, Gulf of Guinea; #40999 (2012)

Guoping Zuo, Lv Fuliang, Guozhang Fan, and Dali Shao

Search and Discovery.com

... hydrocarbons. The instantaneous frequency attribute achieved good effect in the study area; (3) Seismic data was converted into six cubes from 10 Hz to 60 Hz...

Core Data Integration/ Validation of Sonic Derived Anisotropic Mechanical Properties to Expedite Well Decisions in Unconventional Reservoirs

Edgar Velez, Kevin Fisher

Unconventional Resources Technology Conference (URTEC)

.../10.30632/T60ALS-2019_BBBB. Walsh, J. J. 2013. The Impact of the Tool Effect on Polar Anisotropy Parameters Derived from Sonic Waveform Data. SEG Technical Program...

A New Discovery in The Limau Graben Trend: Air Benakat Formation Shallow Gas

Wahyu Dwijo Santoso, Raddy Adiarsa, Yona Akbar, Dimas Pramuditho, M. Taslim

Indonesian Petroleum Association

... response, depending on the associated AVO type. • Porosity perturbation has no significant effect on the same lithology and fluid scenario (Figure 16...