The Geophysicist Communicating with Seismic Processing

R. E. Sheriff

Southeast Asia Petroleum Exploration Society (SEAPEX)

... to use selectively in data reduction and analysis. The key to achieving this lies in improved communication between the geophysicist and the machine...

Hybrid Velocity Model Building: 3D Ocean Bottom Cable (OBC) Orthorhombic Full Waveform Inversion (FWI) Depth Imaging of a Complex Geological Structure, Western Berau - Papua, Indonesia

Purbo Santoso, Yayat Supriatna, Tepy Septyana, Leo Tjahjadi, Yonghe Guo

Indonesian Petroleum Association

... the synthetic (predicted) data honor the real-world anisotropy and generate a high-resolution velocity model. These parameters are Vp, Ɛ1, δ1, Ɛ2, δ2...

Artificial Lift Basics and Advancements Including Remote Monitoring and Reducing Electric Consumption

Lewis Watts, Susan Beck, Walt Peary, Jerry Murrow, Stan Herl, Robert Egbert, Steve Slezak, Dieter Becher

PTTC

... Software for Full-field Automation and Analysis Steve Slezak Case Services, Inc. 12:00 -1:00 1:00 - 1:30 - Lunch Rota-flex Long Stroke Pumping Unit...

Extracting Meaningful Estimates of Rock Properties from 3-D Anisotropic Velocity Models Derived from Borehole Microseismic

Scott Taylor, Jeremy King, Ben Schaeffer, Todd Hibbitts, Lucas McGreaham, Khaled Ghuneim

Unconventional Resources Technology Conference (URTEC)

... velocity volume. Utilizing this anisotropic velocity volume, rock property estimates are extracted from perforation data which adds interpretative value...

Processing the first full azimuth OBN survey in Australia: a step change in imaging quality

Unnikrishnan Chambath, Vincent Ganivet, Sergey Birdus, Joe Zhou, Alain Delorme, Leigh Scoby-Smith, Ivan Gregory, Matt Kovacevic, Tim Williams, Chris Walton

Petroleum Exploration Society of Australia (PESA)

... azimuthal data coverage is needed to improve the velocity model. This coupled with the requirement to have high repeatability for potential future 4D...

Analytical and Numerical Studies of Sand Erosion in Electrical Submersible Pump (ESP) Systems

Saúl Gómez Díaz de Bonilla, Her-Yuan Chen

Unconventional Resources Technology Conference (URTEC)

... equations for centrifugal pumps described by Daugherty (1915) as “velocity triangle analysis”. He illustrated the relations between absolute...

Generalization Capability of Data-driven Deep Learning Models for Seismic Full-waveform Inversion: An Example Using the OpenFWI Dataset

Ayrat Abdullin, Umair Bin Waheed

International Meeting for Applied Geoscience and Energy (IMAGE)

... FWI can lead to high-resolution velocity inversion, there are several challenges associated with the method. A number of data-driven deep learning...

Abstract: Reprocessing of Controlled-Source Seismic Data from New Zealand Hikurangi Margin Offshore East Coast Basin; #90235 (2015)

Hanyan Wang

Search and Discovery.com

... is a preparation for high resolution velocity analysis that aims at detecting gas hydrates on the Hikurangi margin in East Coast Basin, New Zealand. Recently...

Quantifying the Impact of Geochemistry on the Interfacial Interactions of Kerogen and Water and its Impact on Fluid Mobility

Archana Jagadisan, Zoya Heidari

Unconventional Resources Technology Conference (URTEC)

... and consequently reduces the flow velocity (Xu et al. 2018). The proportion of water molecules interacting with the pore walls increases as the pore sizes...

Chapter Ten-part 2: Depth Conversion

Leslie R. Denham, Dave K. Agarwal

AAPG Special Volumes

... survey does, and usually more accurately. Seismic data themselves provide velocity information through measurement of normal moveout (NMO). If a seismic...

Comprehensive Use of VSP Technology at Elk Hills Field, Kern County, California, by R.J. Brewer and Don Greenfield, #40091 (2003).

Search and Discovery.com

Hydraulic Sorting of Heavy-Mineral Grains by Swash on a Medium-Sand Beach

Michael G. Hughes, Jock B. Keene, Rebecca G. Joseph

Journal of Sedimentary Research (SEPM)

... mass of sediment over time, and yields a settling-velocity distribution for the sample. In order to make the analysis of processes related to grain...

Making the difference: A story of pitfalls and successes in seismic imaging in a thrust belt environment

C.A. Estrada, J.A. Jaramillo

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... be required (Figure 4d) once an accurate velocity model had been established. 4B – Stack of Modelled Data 1s 1 km 2s 3s Stack Tails 2 km 4C – Post...

Characterizing Hydraulic Fractures Using the Transient Pressure Surge Effect

Yuesu Jin, Yingcai Zheng, Lianjie Huang, Christine Ehlig-Economides

Unconventional Resources Technology Conference (URTEC)

... surge (PS) effect. PS is frequency dependent and can be a very useful for enhancing fracture systems because it may transiently enhance pore pressure...

Fit For Purpose Integrated Structural Identification Using Azimuthal Monopole Sonic Waveforms and Vertical Seismic Profiling: The First Case Study From The Vertical Unconventional Well in North Sumatera Basin - Indonesia

Erfandi Adhiansyah, Annisa Nur Mahdiya, Murthala Hatta, Irma Eliza, Barry Albert Lumankun

Indonesian Petroleum Association

.... Qualitative dipole dispersion analysis can be performed by visually comparing the measured data against the HI modeled line. For example...

Effective Use of High Density VSP Measurements to Predict Pore Pressure and Estimate Mud Weight Ahead of Drilling in the Mahakam Delta, Indonesia

Mohammed Badri, Stephane Gazet, Gregoire de Tonnac

Indonesian Petroleum Association

... of the velocity reversal coincides with the top of overpressure zone. DATA ACQUISITION AND ANALYSIS PPg = 0.1052 + aDb, VSP Data Acquisition Where...

Permeability Multiplier Prediction Utilizing Wide Azimuth 3D OBC Seismic Data; #41349 (2014)

T. Matarid

Search and Discovery.com

... permeability from seismic data, but three seismic components were observed after the azimuthal velocity analysis and found responsible for the excellent match...

Seismic Velocities, by D.S. MacPherson, #40150 (2005).

Search and Discovery.com

Velocity Analysis with Prestack Migration using the S-G Method: A Unified Approach

J.P. Diet, F. Audebert, I. Huard, P. Lanfranchi, X. Zhang, M. Darbousset

CSPG Special Publications

...Velocity Analysis with Prestack Migration using the S-G Method: A Unified Approach J.P. Diet, F. Audebert, I. Huard, P. Lanfranchi, X. Zhang, M...

A New Perspective on Shallow Water Flow (SWF) Prediction and the Prevention of Sinking Well-Heads in Deepwater; #41614 (2015)

Selim Simon Shaker

Search and Discovery.com

... directly. 1 Geopressure Analysis Service (G.A.S.), Houston, TX, USA ([email protected]) Abstract A new study integrating the seismic velocity...

Bed Configurations

Gerard Middleton, John B. Southard

Special Publications of SEPM

... velocity 29.2 cm/s. Data are from Southard et al. (1980). given ripple exists for a distance of movement that's only a few ripple spacings; and (iii...

ABSTRACT: Comparison of an Estimated Shear Wave Model with a Measured Shear Wave Log; #90108 (2010)

Felix Oghenekohwo and George Smith

Search and Discovery.com

... of logging can be fraught with errors that can lead to wrong interpretation. One of such data is the shear wave velocity which in most cases is collected...

ABSTRACT: Comparing of an Estimated Sonic Log with Measured Sonic Log; #90118 (2011)

Felix Oghenekohwo and George Smith

Search and Discovery.com

... of logging can be fraught with errors that can lead to wrong interpretation. One of such data is the shear wave velocity which in most cases...

Fluid Flow

Gerard Middleton, John B. Southard

Special Publications of SEPM

... but the velocity has drifted very little. An appropriate averaging interval like this can usually be found. Statistical analysis of turbulence can...

Abstract: The Use of 3D Seismic in Baram Delta Operations, Sarawak (Paper 6)

Ton ten Have, Foo Wah Yang

Geological Society of Malaysia (GSM)

... based on simplistic velocity models are untenable. To further enhance the added value of the 3D seismic data, BDO has concentrated on two crucial...