Time Depth Conversion of a Prospect With Near-Surface Velocity Anomalies Using Stacking Velocites and PSDM Velocities: A Comparison

Tan Boon Hua, Lothar Schulte

Indonesian Petroleum Association

... wells prevails that velocity modeling based on modern seismic PSDM data delivers a very accurate time depth conversion. However often PSDM velocities...

Seismic Velocity Sensitivity Analysis: Gulf of Mexico Example, Pony Field; #50479 (2011)

Ryan Mann, Henry Zollinger, Steve Checkles

Search and Discovery.com

...Seismic Velocity Sensitivity Analysis: Gulf of Mexico Example, Pony Field; #50479 (2011) Ryan Mann, Henry Zollinger, Steve Checkles Seismic Velocity...

Principles and Techniques of VSP Data Processing

A.A. Tabakov, V.N. Ferentsi, H.Garvini

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... data in comparison with log data. Such a perfect match as can be observed on the given figure confirms the accuracy of the velocity model estimated...

Joint velocity and event location inversion workflow in microseismic reservoir monitoring

Takashi Mizuno, Joel Le Calvez, Manish Lal Khaitan, Giulia Barisione, Irina-Tulia Stoia, Prakash Ranjan, Stefano Clerico, Xinyuan Li, Zheyuan Huang

International Meeting for Applied Geoscience and Energy (IMAGE)

...  Invertibility Analysis Using Synthetic Data for a Vertical Well In equation (3), the calibrated velocity model is expressed as the sum of the original velocity...

A Critical Review of Data Quality and Content Applied to FWS and Similar Tools

M. Wiltshire

Petroleum Exploration Society of Australia (PESA)

... both borehole and seismic data. Critical analysis of large volumes of such borehole public domain logging data indicates that the quality of signal...

P-S Converted Wave AVO Analysis for Reservoir Characterization

Ehsan Sadeghi, Cepi Adam, Effendy Siawira, Hilfan Khairy

Indonesian Petroleum Association

... of PS data for structural interpretation and improvement of subsurface image under gas clouds or similar zones of complex overburden, and many...

Insights into Basin Formation and Lithosperic Structure of the Barents Sea; #30093 (2009)

L. Marello, J. Ebbing, O. Ritzmann

Search and Discovery.com

... by the gravity field anomaly. Analysis of magnetic data additionally helps to study the upper basement structure. We present a forward model that allows us...

An Inverse Approach for Relating Seismic Velocity and Overpressure to Permeability and Sedimentation History in Deep Basins, #40863 (2012)

Hector M. Moreno, Tim A. Minshull, Rosemary A. Edwards,

Search and Discovery.com

... P seismic velocity data. Ø  Although some of the parameters recovered with the inverse analysis are different to the ones imposed in the synthetic...

Quantitative seismic interpretations to detect biogenic gas accumulations: a case study from Qaidam Basin, China

Yexin Liu, Zhuoheng Chen, Liqun Wang, Yongshu Zhang, Zhiqiang Liu, Yanhua Shuai

CSPG Bulletin

... in the Qaidam Basin, China, employing an integrated workflow that incorporates petrophysical data, seismic attribute analysis, Constrained Simultaneous...

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)

... imaging in thrust belt environments Ron Schmid*, Brian Link, Patrick Butler; Kelman Seismic Processing SUMMARY A novel, migration velocity analysis...

Multi-Component Characterization of Carbonate Reservoirs; #41916 (2016)

Killian C. Ikwuakor, Agoro Abdulraheem

Search and Discovery.com

...Multi-Component Characterization of Carbonate Reservoirs; #41916 (2016) Killian C. Ikwuakor, Agoro Abdulraheem PS Multi-Component Characterization...

Volumetric Calculations Using 3D Seismic Calibrated Against Porosity Logs - Pretty Hill Formation Reservoirs, Onshore Otway Basin

P. J. Boult, J. Donley

Petroleum Exploration Society of Australia (PESA)

... neural network analysis methods using Hampson and Russell's Emerge™ software. Multi-attribute and neural network analysis of seismic trace data can...

DDR: The Technology of Simultaneous Wave Field Analysis and Velocity Model Reconstruction

A. Reshetnikov, A. Tabakov, A. Mukhin, V. Eliseev

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

...DDR: The Technology of Simultaneous Wave Field Analysis and Velocity Model Reconstruction A. Reshetnikov, A. Tabakov, A. Mukhin, V. Eliseev DDR...

Permanent Seismic Monitoring of the Ekofisk Field

Per Gunnar Folstad

GEO ExPro Magazine

... a prestack depth imaging sequence which will also include the converted (PS) waves. Repeatability of PS-waves for 4D seismic analysis will be tested...

Envelope full-waveform inversion of marine seismic data

Kai Xiong, David Lumley, Wei Zhou

International Meeting for Applied Geoscience and Energy (IMAGE)

... velocity (Vp) with 2D acoustic FWI and IEI. Figure 3a shows the initial velocity model obtained from migration velocity analysis (MVA). The shot position...

The Relationship Between a Grain's Settling Velocity and Threshold of Motion Under Unidirectional Currents

Paul D. Komar, Karen E. Clemens

Journal of Sedimentary Research (SEPM)

... of threshold, and a pivoting analysis of grain entrainment can yield a relationship between the threshold shear velocity u*t and settling velocity wm...

Stratigraphic Velocity Interpretation: National Petroleum Reserve--Alaska: Chapter 12

E. W. Peikert

AAPG Special Volumes

... content, porosity, and formation pressure from seismic velocity data. Data from three sources are required to meet this objective: 1) stacked seismic...

Section 2: Improvement of Seismic Images of Complex Tectonic Structure in Deep Water with Research-Level Processing Sequences

John Miller and Roland von Huene

AAPG Special Volumes

... have common midpoints at a common depth point (CDP). 3. Velocity analysis--applies the normal move-out (NMO) equation to the data using a series...

Advances in Depth Imaging Technology: Rock Physics Guided Migration of Seismic Data in 3D

Nader C. Dutta, Sherman Yang, Jianchun Dai

Indonesian Petroleum Association

... the pore pressure state. This is the basis of pore pressure analysis using velocity data in this approach. This is Step 6. In the present workflow, we...

Rock Physics Based Quantification of Carbonate Pore Type Effect on Permeability Heterogeneity: Application to the Wolfcamp Formation, Permian Basin; #51480 (2018)

Adewale Amosu, Yuefeng Sun

Search and Discovery.com

... and some dolomitic shales interbedded with laminated to bioturbated wackestones and packstones. Figure 4: Cross plot of velocity and permeability data...

Abstract: Near Surface and Anisotropy Modeling Strategies for Fast-Track Land Depth Imaging; #90319 (2018)

Ernesto Sandoval-Curiel, Daniele Colombo

Search and Discovery.com

... by dynamic velocity analysis, while the medium- and short-wavelength terms are resolved by surface-consistent analysis of refracted and reflected data...

Abstract: Impact of Accurate Velocities from Signal Fidelity Enhancement for Reliable Seismic Interpretation - Example from Kuwait, by Wael A. Zahran, Riyanto Purbokusumo, Nawaf Al-Muatairi, and Hamed M. Hameed; #90105 (2010)

Search and Discovery.com

Abstract: Modeling Sonic Velocity in Carbonates Using Thin Sections, by Gregor Baechle, Arnout Colpaert, Gregor P. Eberli, and Ralf J. Weger; #90078 (2008)

Search and Discovery.com

Delineation of Anomalously Pressured Gas Accumulations in the Riverton Dome Area, Wind River Basin, Wyoming

Ronald C. Surdam, Zun Sheng Jiao, Nicholas G. K. Boyd III

Wyoming Geological Association

... accumulations. In this study, seismic data processed by Echo Geophysical were used as the basis for the velocity analysis. The processing stream included true...

Velocity and Velocity

M. Al-Chalabi

Petroleum Exploration Society of Australia (PESA)

...Velocity and Velocity M. Al-Chalabi Velocity and 'Velocity' M. AI-Chalabi 1 Abstract Acquired seismic data contain the velocity distribution...