True Amplitude Preserved Multi-Azimuth Pre-Stack Depth Migration for Structural and Reservoir Characterization (Sisi-Nubi Field, Indonesia)

M. Baturin, F. Bertini, J. Bonnafé, A. Riou, S. Birdus, Y. Yin

Indonesian Petroleum Association

... considered to be important for the model (Fig. 7). The initial depth velocity model was built from a Vrms field available from previous time processing...

Computer Modeling of Hydrocarbon Migration Pathways and Fluid Flow Histories from Carbon Isotope Anomalies in Gulf Coast Exploration Wells

D. F. Williams , Lerche , Z. Yu

GCAGS Transactions

...(O)/N. Table 4 shows that the uncertainty in velocity is around 7% for most cases using an exponential function for the microbial degradation factor F...

Acoustic Properties of "Young" Carbonate Rocks, Odp Leg 166 and Boreholes Clino and Unda, Western Great Bahama Bank

J.A.M. Kenter, F.S. Anselmetti, P.H. Kramer, H. Westphal,, M.G.M. Vandamme

Journal of Sedimentary Research (SEPM)

... are dependent mainly on contrasts in the acoustic velocity and density of rocks and sediments with depth. Secondly, they are affected by both the geometry...

Channel Modeling Based on Seismic, Wells and Analogue Data: Parameter Uncertainty Handling and Volume Uncertainty Assessment Using Experimental Design

Yuniyanto, Paul Thompson, Lothar Schulte, Andrian Elim, Vikram Sharma

Indonesian Petroleum Association

... surveys. The resultant velocity field was used for the time depth conversion of the seismic horizons. At the wells that were not used for the velocity...

ABSTRACT: METHODOLOGY OF PP/PS EVENT MATCHING IN 4C DATA INTERPRETATION

Keshan Zou, Jianchun Dai, Andy Hannan

Geological Society of Trinidad & Tobago

... analysis. It aligns the related events in P-wave and C-wave (converted wave, also called “PS-wave”) sections at depth or same time domain, which...

Permeability and acoustic velocity controlling factors determined from x-ray tomography images of carbonate rocks

Nathaly L. Archilha, Roseane M. Missagia, Cathy Hollis, Marco A. R. de Ceia, Samuel A. McDonald, Irineu A. Lima Neto, David S. Eastwood, and Peter Lee

AAPG Bulletin

..., Sample sizes when using multiple linear regression for prediction: Educational and Psychological Measurement, v. 68, p. 431–442, doi...

Rock Physics Modeling in Unconventionals: A Midland Basin Case Study

Paritosh Bhatnagar, Venkatesh Anantharamu, Ron Bianco

Unconventional Resources Technology Conference (URTEC)

..., porosity, fluids, pore shape and effective stress, the model can be successfully used for predicting P- and S- wave velocity as a function of total...

Abstract: Method for Analysis and Display of Elastic Synthetic Shot Gathers, by K. H. Wrolstad, F. Aminzadeh, and C. K. von Kahrs; #90992 (1993).

Search and Discovery.com

A New Method of Making the Thickness Map of the Shallow Sand Body Constrained by Seismic Attribute, #42092 (2017).

Ming Jun, Zhou Xuefeng, Liu Xuetong, Pan Yong, Li Wenbin

Search and Discovery.com

... top depth from bottom depth; 3) obtaining the corrected gross thickness by using the well point thickness; 4) obtaining the net thickness by net...

The Evolution of FWI and its Perceived Benefits

Tony Martin, Andrew Long

Australian Petroleum Production & Exploration Association (APPEA) Journal

... wavenumber components to the velocity model beyond the penetration depth of diving waves. A regularisation process using a variable weighted L1-norm...

A Phase Diagram for Turbulent, Transitional, and Laminar Clay Suspension Flows

Jaco H. Baas, James L. Best, Jeffrey Peakall, Mi Wang

Journal of Sedimentary Research (SEPM)

... was defined as follows: For turbulent and part of the transitional flows, depth-averaged flow velocity, , was computed using a curve-fitting procedure based...

Image processing of jointly acquired 3D DAS-VSP data with an OBN survey in the Middle East

G. Yu, H. Liu, Y. Zhang, H. Chen, X. Li, L. Duan, G. Cambois, J. Cowell, J. Mason, Y. Chen, J. Wu

International Meeting for Applied Geoscience and Energy (IMAGE)

... using multiple airgun sources, special ringing noise removal procedure, joint domain full waveform inversion (JDFWI) for velocity model update...

PS reflection-based full-waveform inversion using single-mode propagator

Yongbo Zhai, James Xu, James Rickett, Peng Wang, Xin Cheng, Denes Vigh, Suyang Chen, Cara Smith

International Meeting for Applied Geoscience and Energy (IMAGE)

... velocity using single-mode propagators. Despite a slight reduction in accuracy, we successfully simulate PS converted waves by solving...

Abstract: 2D Seismic Refraction Tomography Survey on Metasediment at a Proposed Development Site in Dengkil, Selangor

Umar Hamzah, Abd Rahim Samsudin

Geological Society of Malaysia (GSM)

... 300-4S0mls. The S-wave velocity obtained from seismic surveys show only slight difference in values compared with those calculated using SPT N values...

From Drilling Hazard to Economical Reserves: the Evolution of Formation Evaluation in a Shallow Gas Reservoir

Anang Karana, Andy Kristianto, Gilang Ariestya, Fabrice Cochet

Indonesian Petroleum Association

... the GR by picking shale and sand values and using a linear relationship. The effective porosity is computed from subsea vertical depth and shaliness...

Flow velocity model for a coastal estuarine sandbar using multivariate regression

Edlic Sathiamurthy, Nurul Syamimi Pauzi

Geological Society of Malaysia (GSM)

...Flow velocity model for a coastal estuarine sandbar using multivariate regression Edlic Sathiamurthy, Nurul Syamimi Pauzi Bulletin of the Geological...

Passive Margins: Interpretation of West Africa Line C

R. Sheriff

AAPG Special Volumes

... of the line. End_Page 43------------------------- Figure 11. Display of the reprocessed section linear in depth rather than linear in time...

Elastic full-waveform inversion using OBN data acquisition

Denes Vigh, James Xu, Xin Cheng, Bing Bai

International Meeting for Applied Geoscience and Energy (IMAGE)

.... In particular, the shallow section of the model could be significantly enhanced by using FWI which results in an improved overall depth image. One...

The Use of Aromatic Hydrocarbons for Assessment of Thermal Histories of Sediments

R. Alexander, R. I. Kagi, E. Toh, W. van Bronswijk

Petroleum Exploration Society of Australia (PESA)

... be measured as a function of sample depth, and the kinetic parameters for that reaction are known. Equation (I) relates the extent of reaction...

Experimental Investigation On Self-Channelized Erosive Gravity Currents

Pierre Weill, Eric Lajeunesse, Olivier Devauchelle, François Métiver, Angela Limare, Benoît Chauveau, Dominique Mouazé

Journal of Sedimentary Research (SEPM)

... insights using ultrasonic Doppler velocity profiling, in McCaffrey, W., Kneller, B., and Peakall, J., eds., Particulate Gravity Currents...

The Global Offset Seismic Approach: Improving Seismic Imaging In Complex Geological Settings

Paolo Dell'Aversana

Petroleum Exploration Society of Australia (PESA)

... 4-6-50-60 Hz. Geometrical spreading compensation: single velocity function + 4 db/s. Linea r noise suppression and top muting. Static calculation...

Inferring Stratigraphy from Seismic Data

R. E. Sheriff

AAPG Bulletin

... decreases with depth, and hence resolution deteriorates with depth. At 10,000-15,000-ft (3,000-4,500 m) depth, velocity may be in the 12,000-20,000 ft/sec...

Abstract: Seismic Evidence of Formation Damage in the Lower Colorado Group Shales; #90172 (2014)

Jeremy Gallop

Search and Discovery.com

... dramatically, while leaving the compressional velocity relatively unchanged from its native state. Figure 3: Phase velocities as a function of the angle from...

Abstract: Near-surface S-wave Velocity from an up Hole Survey using Explosive Sources; #90187 (2014)

Saul E. Guevara, Gary F. Margrave, and William M. Agudelo

Search and Discovery.com

... by using this velocity model, and with the Dix NMO equation for a borehole: ` where zs ≡ source depth, xs , xr ≡ source and receiver surface location Vave...

Rock-Fluid Interaction Impact on Geomechanical and Acoustic Properties in Shale Reservoirs: Anisotropic Grain Contact Adhesion Model

Binh T. Bui, Azra N. Tutuncu

Unconventional Resources Technology Conference (URTEC)

.... Investigations on variations in velocity as a function of saturating fluid viscosity are usually conducted by varying the fluid viscosity by heating the sample...