Analysis of Fracture Injection Tests using Signal Processing Approach

I. Eltaleb, A. Rezaei, F. Siddiqui, M. M. Awad, M. Mansi, B. Dindoruk, M. Y. Soliman

Unconventional Resources Technology Conference (URTEC)

... the noise energy in the recorded pressure at different frequency levels. The closure pressure in this methodology was determined based on changes...

Multiwell 3D DAS-VSP data acquisition for offshore exploration in the Middle East

Qingfeng Li, Gang Yu, Jilong Zhao, Dong Huang, Yangshuan Fan

International Meeting for Applied Geoscience and Energy (IMAGE)

... for different types of noise to improve the signal-to-noise ratio of raw records. Acknowledgments We would like to thank ADNOC for project funding...

Field Technique Design for Seismic Reflection Exploration

L. R. Denham

Dallas Geological Society

..., the termination of events at the end of the record can produce noise a long way up the section. 11. Geophone Array There are two approaches to geophone...

Hydraulic Fracture Monitoring Using Distributed Acoustic Sensing: A Case Study Using Dip-in Fiber

Chaoyi Wang, Yuanyuan Ma, David Eaton, Kelly MacDougall, Carolyn Furlong

Unconventional Resources Technology Conference (URTEC)

... microseismic signatures with P and S arrivals. The timing and locations of detected microseismic events along the fiber, as well as the linear noise...

High Fidelity Microseismic Data Acquisition in the Midland Basin Wolfcamp Shale Play West Texas, USA

Robert A. Hull, Robert Meek, Brian Wright, Hallie Meighan, Austin Von der Hoya, Jake Lempges

Unconventional Resources Technology Conference (URTEC)

... Different geometries created in the event clouds when we adjust fluid types of stimulations Reactivation of stress and geometry changes in areas of known...

Development of Limited Discrete Fracture Network Using Surface Microseismic Event Detection Testing in Canadian Horn River Basin

Claudio Virues, Jason Hendrick, Sudhendu Kashikar

Unconventional Resources Technology Conference (URTEC)

... signal-to-noise characteristics. The test results suggest that adequate surface noise suppression is achieved by placing the sensors at or below 30m...

Using Fracture Stress Shadows to Drive Stage Spacing

Jonathan P. McKenna, Michael S. Blaz, Michael H. Grealy, Orlando J. Teran

Unconventional Resources Technology Conference (URTEC)

... and microseismicity occurred. Events colored by classification using a method by McKenna, 2016 and sized by signal to noise ratio. Focal mechanism strike plotted...

Regional detection and monitoring of injection-induced seismicity: Application to the 2010–2012 Youngstown, Ohio, seismic sequence

S. G. Holtkamp, M. R. Brudzinski, and B. S. Currie

AAPG Bulletin

... into a template). Because of the high degree of waveform similarity among the different families of detected events, using additional events as templates...

Abstract: Microseismic Signal Loss from Reservoir to Surface; #90187 (2014)

S. C. Maxwell, D. Raymer, M. Williams, and P. Primiero

Search and Discovery.com

... these configurations, including the sensitivity and detection limits to record small-magnitude microseismicity from different array configurations...

Abstract: Interesting Directions Being Pursued in Seismic Curvature Attribute Analysis; #90187 (2014)

Satinder Chopra and Kurt J. Marfurt

Search and Discovery.com

... are expanding in terms of not only different types of curvature measure but also in terms of their visualization, their application on other types of data...

Microseismic Interpretation: Is Surface Monitoring Biased Towards Specific Source Mechanisms?; #42225 (2018)

Pierre F. Roux

Search and Discovery.com

.... The resulting amplitudes are calculated at the surface for different acquisition geometries and compared to randomly varying noise distributions...

Abstract: Statistics of Microseismic Events: Implications for Geomechanics; #90174 (2014)

Melanie Grob and Mirko van der Baan

Search and Discovery.com

... regimes. Figure 1: Links between stress regimes, rock deformation and microseismic events. The first line shows the 3 different stress regimes...

Abstract: Comparative Study on 2D Microseismic Source Location with Synthetic Seismograms Recorded by Borehole- and Surfacereceiver Arrays; #90224 (2015)

Anton Biryukov, Simon G.E. Harvey, and Giovanni Grasselli

Search and Discovery.com

... and the best view of a fracture’s vertical dimension growth. Deep boreholes have the advantage of better signal-to-noise (SNR) characteristics and lower level...

The Role of Regional Seismic Surveys in the Exploration of the North West Shelf

J. Ostby, C. Johnston

Petroleum Exploration Society of Australia (PESA)

...) demultiple, weighted stack and wave equation modelling. Traditionally these various processes are used to eliminate different types of noise and multiples...

Choosing the Best 3D Seismic Dataset for Reservoir Interpretation: A Case Study in Tunu Shallow Zone, Mahakam PSC, Indonesia

Teuku Reiza Yuanda, Rangga A. Brahmantio

Indonesian Petroleum Association

... was to analyze datasets quality using quantitative QC parameters: amplitude consistency, signal frequency, noise attenuation, sub-stacks consistency...

Enhance Seismic Quality With A Fast, Robust and Economic Solution Using Broadband Technology

Munji Syarif, Vania Iqsora, Adde Avrino, Agus Abdullah

Indonesian Petroleum Association

... events, higher reflectivity, higher frequency as well as noise. However, in some part where the objective lies, it also shows losing some event continuity...

Abstract: Seismic Data Gather Conditioning for Prestack Seismic Data Inversion; #90319 (2018)

Gang Yu, Yusheng Zhang, Ximing Wang, Xing Liang, Benjing Liu, Scott Singleton, Maggie Smith

Search and Discovery.com

... signal/noise ratio, removing NMO stretch and aligning reflection events. Velocities from residual moveout (RMO) analysis on individual sectors were used...

Specialized processing of a massive distributed acoustic sensing (DAS) 3D VSP in a producing well

Ali Sayed, Francesca Twynam, Ran Bachrach, Philippe Caprioli, Marcus Holloway, Qingsong Li, Reetam Biswas, Daniel Tebo, Sam Buist

International Meeting for Applied Geoscience and Energy (IMAGE)

... spatial sampling along the borehole. A massive DAS 3D-VSP dataset was processed while addressing the unique response of the DAS sensor. Specialized noise...

Abstracts: Mapping Fracture Flow and Reservoir Stress Compartments with Passive Seismic Imaging; #120181 (2015)

Alfred Lacazette, Charles Sicking, Jan Vermilye, and Rigobert Tibi

Search and Discovery.com

... characteristics: Geophysics, V. 78, No. 6 (Nov-Dec); p. KS97–KS108. Das, I., Zoback, M.D., 2013b, Long-period long-duration seismic events during...

Mapping Stratigraphic Traps with Electrical Transients

Jamil Azad

CSPG Bulletin

... and the ionosphere constitute excellent wave guides for these events and transmit them for thousands of kilometres. This noise is dealt with by filtering. Induced...

4D Finite Difference Forward Modeling within a Redefined Closed-Loop Seismic Reservoir Monitoring Workflow, #41922 (2016).

David Hill, Dominic Lowden, Sonika, Chris Koeninger

Search and Discovery.com

..., overburden illumination, near surface effects and calibrated noise the seismically measurable 4D-response predicted via full-field 4D imagemodeling...

VSP Guided Reprocessing and Inversion of Surface Seismic Data

R. Gir, Dominique Pajot, Serge Des Ligneris

Southeast Asia Petroleum Exploration Society (SEAPEX)

...; in other words, the differences lie in the far field source signature. For this reason, certain types of noise such as multiples, or laterally variant...

What is Seismic Interpretation?, by Alistair Brown; #41125 (2013).

Search and Discovery.com

Seismic Monitoring of Hydraulic Fracturing Activity in the Wolfcamp Shale of Midland Basin, Texas

Abhash Kumar, Hongru Hu, Alex Bear, Richard Hammack, William Harbert

Unconventional Resources Technology Conference (URTEC)

...). This concentration of energy in different forms of seismic phases could likely be linked to different source characteristics of LPLD events observed...

Abstract: Wavelet Transform Application in Seismic Discontinuity Detection; #90255 (2017)

Abdolah Kiani, Keyvan Najafzadeh, Yahya Moradi Chaleshtori

Search and Discovery.com

... propose an analysis method based on wavelet characteristics for the estimation of seismic local discontinuities which is robust to noise...