Geological Considerations during Microseismic Monitoring, Processing, and Interpretation of Hydraulic Fracture Treatment

J. Le Calvez, S. Hanson-Hedgecock, P. Primiero, T. Al-Wadhahi, O. Harrasi

Unconventional Resources Technology Conference (URTEC)

...Geological Considerations during Microseismic Monitoring, Processing, and Interpretation of Hydraulic Fracture Treatment J. Le Calvez, S. Hanson...

High-productivity, high-resolution 3D seismic surveys for open-cut coal operations

Eric Battig, Heather Schijns, Matt Grant, Neil Millar

Petroleum Exploration Society of Australia (PESA)

... advances in processing algorithms. Key words: coal, 3D seismic, open-cut mining, structure. INTRODUCTION 3D reflection seismic is a proven method...

AVA on communication cables: Principles and Examples from the North Sea

Ran Bachrach, Ali Sayed, Andrea Murineddu, Pilar Di Martino

International Meeting for Applied Geoscience and Energy (IMAGE)

... and monitoring work, especially within the space of CCS and new energy applications. The work highlights the importance of precise processing methods...

Regional Groundwater Studies Using Aeromagnetic Technique; #41948 (2016)

E. S. Joel, P. I. Olasehinde, D. K. De, O. Maxwell

Search and Discovery.com

... sources characterized sedimentary terrain from 710.0 m to 1,980 m. Introduction The difficulty facing the geologist and geophysicist specializing...

Robust seismic data denoising based on factor group-sparse regularization

Mi Zhang, Yang Liuy, Jingming Liy, Gui Cheny

International Meeting for Applied Geoscience and Energy (IMAGE)

..., INTRODUCTION With the improvement of geophysical prospecting, the demand for seismic data with high signal-to-noise ratio, high fidelity and high quality...

A self-attention enhanced encoder-decoder network for seismic data denoising

Stefan Knispel, Jan Walda, Ruediger Zehn, Alexander Bauer, Dirk Gajewski

International Meeting for Applied Geoscience and Energy (IMAGE)

... noise contains less primary energy and thus leads to a better conservation of the desired seismic signal. INTRODUCTION While seismic field data...

Multi-Attribute Analysis of a Low-Frequency Passive Seismic Method for Hydrocarbon Indicator Prospecting: Case Study in Cemara Field, Cirebon, West Java, Indonesia

Dimmas Ramadhan, Andri Dian Nugraha, Afnimar, Muhammad Fadhillah Akbar, Guntur Mulyanagara

Indonesian Petroleum Association

... that represents good and clear data (relatively without noise) for further processing (Fig. 3). The data believed to have a better signal/noise ratio...

Quantifying the Benefit from Pressure Gradient Data in Wavefield Reconstruction for Time-Lapse Seismic, #40843 (2011)

Phil Christie, Kurt Eggenberger, Everhard Muyzert, Massimiliano Vassallo, Ali Özbek

Search and Discovery.com

..., are taken from a seismic processing flow after surface multiple attenuation. The data are decimated without anti-alias wavenumber filtering...

Seismic erratic noise suppression based on Laplacian-scaled mixture prior

Haotian Xu, Weiwei Xu, Wenchao Chen

International Meeting for Applied Geoscience and Energy (IMAGE)

... Transactions on Image Processing, 26, 3171–3186, doi: https://doi.org/10.1109/TIP.2017.2676466. Liu, Y., S. Fomel, and C. Liu, 2015, Signal and noise...

Abstract: Formation Evaluation with Nuclear Magnetic Resonance - Worldwide Applications, by D. T. Georgi; #90937 (1998)

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Abstract: Formation Evaluation with Nuclear Magnetic Resonance - Worldwide Applications, by D. T. Georgi; #90928 (1999).

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Abstracts: Empirical Mode Decomposition and Robust Seismic Attribute Analysis; #90173 (2015)

Jiajun Han and Mirko van der Baan

Search and Discovery.com

... the suitability of empirical mode decomposition (EMD) for the seismic attribute analysis and time-frequency analysis. EMD decomposes a seismic signal...

3D Vertical Seismic Profiling Acquired Using Fibre-Optic Sensing DAS - Results from the CO2CRC Otway Project

Julia Correa, Barry Freifeld, Roman Pevzner, Andrej Bona, Konstantin Tertyshnikov, Thomas Daley, Michelle Robertson, Dmitry Popik

Petroleum Exploration Society of Australia (PESA)

... Acoustic Sensing; Vertical Seismic Profiling; 3D VSP; fibre-optics sensing. INTRODUCTION Distributed Acoustic Sensing (DAS) is a fibre-optic sensing...

Eavesdrop during sand cleanout well intervention with distributed acoustic sensing

Ivan Lim Chen Ning, Bradley Barnum, Xinhui Min, Monika Valjak, Brian Arias, Yanfen Zhang, Kai Sun, Ozzy Isabu

International Meeting for Applied Geoscience and Energy (IMAGE)

... derivative), which we refer to as LF-DAS herein. Conventional signal processing methods of lowpass filtering are sufficient to extract the low...

Abstract: Inversion Approach to Calculate Instantaneous Frequency; #90174 (2014)

Jiajun Han and Mirko van der Baan

Search and Discovery.com

... tool with a high resolution. Introduction Taner et al. (1979) systematically examined the complex trace analysis theory. Using the analytic signal...

Abstract: Short-time Wavelet Estimation in the Homomorphic Domain; #90174 (2014)

Roberto H. Herrera and Mirko van der Baan

Search and Discovery.com

..., Seismic applications of homomorphic signal processing: Prentice-Hall, Englewood Cliffs, N.J. :. Ulrych, T., 1971, Application of homomorphic deconvolution...

Tailored Acquisition and Processing Providing an Enhanced Subsurface Image of the Basin Architecture, Exmouth Sub-Basin, North West Shelf, Australia

Alexander Karvelas, Bee Jik Lim, Lianping Zhang, Haryo Trihutomo, Oliver Schenk, Sugandha Tewari

Australian Petroleum Production & Exploration Association (APPEA) Journal

... detector azimuth information during the signal processing and depth model building stages which allowed more accurate depth model building in the turn areas...

ABSTRACT:MULTICOMPONENT OBC (4C) PRESTACK TIME IMAGING OVER PAMBERI, LRL BLOCK, OFFSHORE TRINIDAD

Tony Johns, Carmen Vito and Raul Sarmiento

Geological Society of Trinidad & Tobago

... the limited crossline aperture of the single swath, a 3D approach to the processing yielded improved signal-to-noise and better continuity of events...

Integrated Surface-Downhole Acquisition Geometries … The Way to Higher Detailed Reservoir Investigation

A.A. Tabakov, K.V. Baranov

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

.... INTRODUCTION Oil and gas deposits are usually located in the limited depth range occupied by sediments. Therefore their potential resources are also...

Abstract: A Comparison of Standard Migration with EOM for Hussar Data; #90174 (2014)

Thais A. Guirigay, John C. Bancroft, and J. Helen Isaac

Search and Discovery.com

... plot and therefore improve the resolution of velocity analysis over conventional common midpoint gathers. Introduction Migration is one of the most...

Abstract: Inverse scattering Internal Multiple Prediction on Physical Modeling Data; #90174 (2014)

M. Hernandez, K. Innanen, and J. Wong

Search and Discovery.com

... to a specially designed physical modeling data set. Introduction Multiple events can be mistaken for primary reflections, and may distort primary events...

CO2-EOR monitoring using time-lapse FWI with walkaway VSP datasets in a carbonate field onshore Abu Dhabi

Yuji Yamada, Shotaro Nakayama, Tomohide Ishiyama, Mikako Mochizuki, Takuji Mouri, Hidehiko Shimizu, Aysha Mohammad Al Hamedi, Afra Aljaberi

International Meeting for Applied Geoscience and Energy (IMAGE)

... was then applied with several approaches that enhance the 4D signal while suppressing the background noise level. Introduction Time-lapse seismic...

Exploring the horizontal component of OBN surveys for added value to imaging

Samara Omar, Jim Simmons, Carlos Calderón

International Meeting for Applied Geoscience and Energy (IMAGE)

... simulated on the elastic Marmousi2 model (Martin et al., 2002). With simple and uniform post-processing applied to Kirchhoff depth migrated images...

High-frequency FWI on Clair OBN dataset Challenges and successes

Matvey Romanenko, Lee Saxton, Dan Davies, James Sheng, Faqi Liu, Jan Gromotka, Yang He

International Meeting for Applied Geoscience and Energy (IMAGE)

... as the industry moves towards higher frequencies and resolution with FWI. Introduction In 2017, bp acquired the densest OBN survey in UKCS...

Seismic Expression of the Versippi Lodgepole Field, Stark County, North Dakota

Jeffrey C. Sprain

Rocky Mountain Association of Geologists

... LL-1 (Fig. 5B) was acquired using dynamite shotholes at 60-80 ft. Special attention to the acquisition and processing details yielded a good signal...