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The AAPG/Datapages Combined Publications Database
Showing 18,797 Results. Searched 200,293 documents.
Low Frequency Shadow Zone Analysis Based on CWT Spectral Decomposition: Case Study of South Sumatra Basin
Abdul Haris, I Nengah Suabdi, Erwinsyah, Adriansyah, Abdullah Nurhasan, Ahsanul Khair, Ian A. Kainama
Indonesian Petroleum Association
...’ of a seismic signal, aims to characterize the time-dependent frequency response of subsurface rocks and reservoirs. One of the methods for computing a time...
2008
Abstracts: What Receivers will we use for Low Frequencies?; #90173 (2015)
R. Malcolm Lansley and Peter Maxwell
Search and Discovery.com
... these days is the MEMS sensor. These digital sensors also have a DC response and so are favorable for low frequency recording. However, experience has shown...
2015
Digital Innovation in Subsea Integrity Management
Ricky Thethi, Dharmik Vadel, Mark Haning, Elizabeth Tellier
Australian Petroleum Production & Exploration Association (APPEA) Journal
... management (IM)-approach comparison EDMS, electronic document management system; GUI, graphical user interface Parameter Non-digital approach Digital smart...
2020
Improving the Reliability of Permanent Downhole Monitoring Systems
Tim Conn, Ivan Mombourquette
Indonesian Petroleum Association
... the digital Electrical Resonating Device (ERD™) system approach shifts the complexity from downhole to surface. The benefits of accomplishing...
2003
Advances in Vibroseis Technology Enhance Low-Frequency Recording and Provide Significant Operational Benefits, #41736 (2015).
Charles J. Criss
Search and Discovery.com
... and understanding the force output of the Vibroseis. Combining this technology with the low-frequency performance characteristics of the digital sensors...
2015
Abstract: Application of Adaptive Lattice Filtering in Sonic Well Log, by Z. Zhou and T. W. Spencer; #90955 (1995).
Search and Discovery.com
1995
Restoring High Resolution in Surface Seismic Data
Search and Discovery.com
N/A
Color Blending on Spectral Decomposition Method for Delineating Geological Features
Garda Erlangga, Kahvi Afafa, Sudarmaji
Indonesian Petroleum Association
... to southeast. This channel meanders and then branch off in southeast. The different response of frequency in the channel is predicted as a gas expulsion which...
2013
2013
Abstract: Sensing Seismic Signal in OBN without Equipment Artefacts with the 3rd Generation of MEMS; #91204 (2023)
Nicolas Tellier, Stephane Laroche, Philippe Herrmann
Search and Discovery.com
... (in particular natural frequency, damping and sensitivity) are affected by changes in temperature, sensor aging and manufacturing tolerances. As an example...
2023
Abstract: Subsurface Mapping of Thin-Sand Reservoirs Using Seismic Texture and Narrow-Band Spectral Analysis Attributes Over "X" Oil Field, Offshore Niger Delta; #90255 (2017)
Sunday Olotu, Ibukun Olorunniwo, Adekunle Adepelumi, Olatunbosun Alao, Samuel Ojo, Moses Olorunniwo, Bankole Ako
Search and Discovery.com
... are energy and homogeneity while the spectral analysis attributes included dominant response frequency, average response frequency, and maximum spectral...
2017
Multiphysics Characterization of an Albian Post-Salt Carbonate Reservoir, Brazil
Search and Discovery.com
N/A
Accelerometer vs. Geophone Response: A Field Case History
Search and Discovery.com
... feedback system to prevent the proof mass from moving very far from a central reference position. At frequencies where the digital nature...
2013
Reduced Manning with Improved Safety and Reliability: How Classification Societies and Digital Solutions can Support Operators
Mark Tipping
Australian Petroleum Production & Exploration Association (APPEA) Journal
..., this will only achieve the confidence required in the system if the digital twin and its components have been through rigorous digital assurance processes...
2019
Abstract: Monitoring Strong Earthquake Shaking at the Penang Air Itam Dam, Malaysia
L. S. Leong, K. W. Chew, B. S. Ng, S. J. Ng, T. S. Tan
Geological Society of Malaysia (GSM)
... has instead a 16-bit recording resolution and a frequency response bandwidth from 0 to 50 Hertz. Fully micro-processor controlled, the solid state...
1995
Incorporating Artificial Intelligence into Traditional Exploration Workflows in the Cooper-Eromanga Basin, South Australia
H. M. Garcia, W. G. "Woody" Leel Jr., M. Riehle, P. Szafian
International Meeting for Applied Geoscience and Energy (IMAGE)
... transformation to decompose the data and chose three of the generated bands to combine in a RGB blend. This produces a volume that has frequency response changes...
2021
Abstract: Quantifying Heterogeneity Preserved in Inverted Seismic Data: Implications for Reservoir Prediction and Geostatistical Modeling;
Teresa Langenkamp, Lisa Stright, Heather Bedle, Stephen Hubbard, Brian Romans
Search and Discovery.com
..., contains outcropping deep-water channel deposits. These deposits represent the products of sediment transfer across deep-water slopes. Digital...
Unknown
Study on Characteristic Variability of Weak Signal in High Density Seismic Acquisition; #41351 (2014)
Wujin Chen and Anchu Wu
Search and Discovery.com
... interfaces can be resolved with dominant frequency 100Hz while dominant frequency 50Hz cannot. Figure 15 shows the record of thin interbed response...
2014
Analysis of Electromagnetic Depth Sounding Responses Over a Layered Earth: Investigating Oil & Gas Seeps in the Petroleum Provinces
Shastri L. Nimmagadda, Andrew Ochan
Petroleum Exploration Society of Australia (PESA)
... investigations of electromagnetic depth sounding using central frequency sounding (CFS) system over a layered earth. Failure of conventional electrical...
2016
Induced polarization chargeability calibration standards
John E. E. Kingman, Terry J. Ritchie, Peter Rowston*
Petroleum Exploration Society of Australia (PESA)
... as a moving average or FIR digital filter. Filters with multiple gain zeros (notches) at the sampling Nyquist frequency serve best in this regard. For example...
2019
Monitoring Reservoir Fluids Using Microearthquake Technology in a Middle East Carbonate Oil Field
Search and Discovery.com
N/A
Enhancing Vertical Seismic Resolution with Seismic Frequency Restoration and Attributes; #42156 (2017)
Luis Vernengo, Eduardo Trinchero, Maximillian Garcia Torrejon, Ignacio Rovira
Search and Discovery.com
...Enhancing Vertical Seismic Resolution with Seismic Frequency Restoration and Attributes; #42156 (2017) Luis Vernengo, Eduardo Trinchero, Maximillian...
2017
Subsurface Mapping of Thin-Sand Reservoirs Using Seismic Texture and Narrow-Band Spectral Analysis Attributes Over “X� Oil Field, Offshore Niger Delta
Search and Discovery.com
N/A
Abstract: *Do Digital Sensors Preserve Amplitude Better? Case Studies, by Denis Mougenot and Lv Shuying, #90188 (2014)
Search and Discovery.com
2014
Application of Inverse-Q Filter and Deconvolution to Improve Seismic Data Quality in the Deep Section
Deddy F. Djanawir, Frans Langitan
Indonesian Petroleum Association
... have a problem with resolution. Frequency components are very limited in the deep section, 10-15 Hz over an 1800-2400 ms time window. The application...
2004