Integration of geology, rock physics, logs, and prestack seismic data for reservoir porosity estimation

Abdulaziz M. AlMuhaidib, Mrinal K. Sen, M. Nafi Toksoz

AAPG Bulletin

...). Figure 5 shows the relations derived from log data from well A between P-wave velocity (Vp) and shear velocity (Vs) vs. porosity, P-impedance...

Analysis of High Resolution Seismic Data: Section 2. Application of Seismic Reflection Configuration to Stratigraphic Interpretation

Herman C. Sieck, George W. Self

AAPG Special Volumes

... of an interface depends on the contrast in acoustic impedance between the two materials. Thus, the boundary between a very dense sandstone...

A Coupled Petrophysical-Geophysical Model Demonstrates Velocity Dispersion in a Thin-bedded, Fluvial Reservoir; #40913 (2012)

Richard C. Odom

Search and Discovery.com

... statistical models are good with multiples and mixed-phase additive noise but are not structured for dispersion between the data sets. References Galloway...

Multi-attributes and Seismic Interpretation of Offshore Exploratory Block in Bahrain„A Case Study, #41919 (2016).

Suresh Thampi, Aqeel Ahmed, Yahya Al-Ansari, Ali Shehab, Ahmed Fateh, Anindya Ghosh, Ghada Almoulani

Search and Discovery.com

... defined by the seismic surfaces and optimum representative layers were added between the zones. The average velocity data from wells and surface seismic...

Seismic Stratigraphic Model of Depositional Platform Margin, Eastern Anadarko Basin, Oklahoma: Section 3. Stratigraphic Models from Seismic Data

William E. Galloway , Marshall S. Yancey , Arthur P. Whipple

AAPG Special Volumes

...-dimensional stratigraphic analysis of cratonic-basin margins has demonstrated complex genetic interrelations between shelf, shelf-edge, and basinal facies...

Abstracts: Time-lapse Differential AVO: Reflection Coefficient at Fluid-fluid Boundary; #90173 (2015)

Jinfeng Ma

Search and Discovery.com

... substitution model, we analyzed the modeled AVO difference between baseline and monitor observations assuming pressure of the reservoir remains the same. We...

Abstract: Oil Sands Reservoir Characterization: An Integrated Approach; #90171 (2013)

Laurie Weston Bellman

Search and Discovery.com

... to obtain enough data to be confident in defining a SAGD1 project area. Even then, significant variations occur between wells. 3D seismic data has been used...

Prestack Impedance Inversion Aids Interpretation, by Satinder Chopra and Ritesh Kumar Sharma; #41664 (2015).

Search and Discovery.com

Upper Crustal Structure Derived from Seismic Refraction Experiments: Grand Banks of Eastern Canada

I. Reid, C.E. Keen

CSPG Bulletin

... through the sediments is approximated by an interval velocity of 2 km/s. Between the Avalon Unconformity and the 4.5 km/s layer, an interval velocity of 3...

High Resolution Characterization of Reservoir Heterogeneity with Cross-well Seismic Data … A Feasibility Study, #41591 (2015).

Brad Bonnell, Chuck Hurich, Rudi Meyer

Search and Discovery.com

... numbers similar to the stochastic descriptions used to create both velocity distributions. Correlation between the input and derived stochastic...

Deep-Water Seabed Characterization Using Geostatistical Analysis of High Density/High Resolution Velocity Field

Search and Discovery.com

Least-squares RTM with shifted total variation regularization for depth imaging of sparse short-offset seismic data

Toktam Zand, Andrzej Gorszczyk, Ali Gholami, Hasan Ghasemzadeh, Alison Malcolm

International Meeting for Applied Geoscience and Energy (IMAGE)

..., in order to account for multiples as signal rather than noise, we recursively update the migration velocity model in the frame of a non-linear migration...

The Relationship Between the Compressional Wave Velocity of Saturated Porous Carbonate Rocks and Density: Theory and Application

Search and Discovery.com

The Limitations of Seismic Modelling of Geological Structures

B. L. N. Kennett

Petroleum Exploration Society of Australia (PESA)

... for their diagnostic value in assessing the role of multiples, either from the free surface or between major bedding, where a simplified version of the actual...

2D Seismic Lines Reprocessing Using Prestack Time Migration: Case Study of the Solimões Basin, by Ronan M. Avila and Leo R. Nascimento, #10231 (2010).

Search and Discovery.com

Time-domain extended-source full-waveform inversion for acoustic vertically transversely isotropic media: Theory and numerical validation

Gaoshan Guo, Stephane Operto, Hossein S. Aghamiry

International Meeting for Applied Geoscience and Energy (IMAGE)

... with the successful reconstruction of the Valhall model from longoffset data using surface multiples, crude starting models, and realistic starting frequencies...

Abstract: Reflectivity Color Correction in Gabor Deconvolution; #90211 (2015)

Carlos Montana and Gary Margrave

Search and Discovery.com

... to estimate the earth seismic response, which is composed of primaries and multiple reflections. The application of deconvolution to seismic processing...

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

... and storage (CCS) regional study is an industry collaboration between Geoscience Australia, Chevron and SLB. A key objective of the study is a focussed...

Seismic Modelling in 3D for Migration Testing

Search and Discovery.com

... begins with a detailed discussion of the concept of the exhaustive dataset, with special attention to the relationship between maximum frequency, velocity...

The propagator and transfer matrix for a 3D inhomogeneous dissipative acoustic medium, expressed in Marchenko focusing functions

Kees Wapenaar, Sjoerd de Ridder, Marcin Dukalski, Christian Reinicke

International Meeting for Applied Geoscience and Energy (IMAGE)

... between the transfer matrix and the Marchenko focusing functions. Introduction Marchenko redatuming and imaging schemes suppress internal multiples...

Least-squares reverse-time migration with angle gathers through point spread functions

Jianyong Bai, Orhan Yilmaz

International Meeting for Applied Geoscience and Energy (IMAGE)

... p -norm regularization between the ADCIGs and an angle/azimuth-dependent reflectivity model and with a total-variation regularization of the re...

P-S Converted Wave AVO Analysis for Reservoir Characterization

Ehsan Sadeghi, Cepi Adam, Effendy Siawira, Hilfan Khairy

Indonesian Petroleum Association

... the possibility of using the AVO response of acquired P-S data for further reservoir characterization and seismic fluid discrimination on the field. Here...

ABSTRACT: Understanding the Stress Dependence of Velocity in Unconsolidated Sands; #90061 (2006)

Michael T. Myers and Lori A. Hathon

Search and Discovery.com

... dependence of velocity — as in-situ stress increases, the stress dependence decreases. We establish a strong correlation between pore volume compressibility...

Noise Attenuation in Common Receiver Gather to Enhance S/N Ratio in Seismic Data

Dara Felisia A, Triswan Mardani Ade Surya, R.B.Fauzan Irshadibima, Firman Syaifuddin

Indonesian Petroleum Association

... Proceedings, 2017 Figure 1 - Velocity Model was used to Forward Modelling Seismic Data, the boundary between in black circle layer is objective...

Full-waveform inversion from a homogeneous starting model: A field dataset study

Zeyu Zhao, Brook Tozer, Mrinal K. Sen

International Meeting for Applied Geoscience and Energy (IMAGE)

... detailed acoustic velocity structures. Comparison between observed data and synthetic data generated with the inversion result shows good match...