Using finite dipole lengths in complete earth 3D MT modelling

Wolfgang Soyer, Federico Miorelli, Randall Mackie

Petroleum Exploration Society of Australia (PESA)

... to the north. The valley is filled with 3Ωm alluvial sediments, and there are deeper conductive units (not shown). A boxcar smoothing filter was applied...

Deciphering Cross-Well Strain Data from Single-Use Fiber with Slippage Effects During Fracturing

Xueling Song, Ge Jin, Kan Wu

Unconventional Resources Technology Conference (URTEC)

...Deciphering Cross-Well Strain Data from Single-Use Fiber with Slippage Effects During Fracturing Xueling Song, Ge Jin, Kan Wu URTeC: 4043724...

Submarine Strain-Gage Instrumentation for Monitoring Diurnal Beach Sediment Migration

Gerald L. Shideler , Dennis G. McGrath

Journal of Sedimentary Research (SEPM)

..., in order to detect sedimentation effects during both flood and ebb tide. However, several tests terminated prematurely because of equipment failure...

The Corps of Engineers and Wastewater Management

Kenneth B. Cooper

AAPG Special Volumes

... design or mismanagement of such facilities can result in adverse economic and environmental effects. We have all heard an aroused public demand...

Spherical Wave Model Tests of VSP-Based Q-Estimation Techniques

Search and Discovery.com

... to be caused by near-field effects. Qestimation errors for the analytical signal method are found to be considerable in the vicinity of single interfaces...

Fresh Water from Sea Water and Magnesium from Sea Water: G. S. A. Field Excursion No. 8, November 15, 1962

U. S. Dept. of Interior, Dow Chemical Company

Houston Geological Society

... falling through the tubes which again causes part of the water in the tubes to boil. This same process is repeated through all 12 effects of the plant...

Converting Stranded Gas and Lowering Power/Operating Costs - Workshop Summary

Bob Fornell, John Gibson, Norman Hein, John Swanson, Bryan Hensley

PTTC

.... Well capacity is normal daily production rate at required drawdown. Electric motor performance and effects—A high power factor, which is desirable...

Open hardware: Geophysical instrumentation for collaborations in a changing world

Arnaud Mercier, J. Christian Dupuis, Bernard Giroux

International Meeting for Applied Geoscience and Energy (IMAGE)

... implements a digital filter for every channel, which limits potential noise contamination and potential digitization artefacts. This ADC is also...

3D visualization of integrated geologic and geophysical subsurface data using open-source programming: A case study using data from the MSEEL project

Brian Panetta, Tim Carr, Ebrahim Fathi

International Meeting for Applied Geoscience and Energy (IMAGE)

... indicated the importance of near-wellbore effects of the heterogeneous unconventional shale reservoirs such as the Marcellus on wellbore interference...

Drilling Fluids and Formation

M. J. Droddy

Houston Geological Society Bulletin

... to the following factors: (1) inability of the fluid to form a stable filter cake on the borehole wall, (2) drilling with excessive overbalance, (3...

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)

..., signal processing and matching filter. Gradual improvement of data quality along with decrease in NRMS was confirmed from one step to another...

Deblending seismic data using multistage iterative source separation with priors A case study using streamer 3D data

Wilson Ibanez-Jacome, Jarred Hostetler, Rajiv Kumar, Wouter Gerrit Brouwer, Saeeda Hydal, Yousif Izzeldin Kamil Amin

International Meeting for Applied Geoscience and Energy (IMAGE)

... that applies a coherency filter to the input data to estimate the signal. The approach assumes that the most coherent energy in the data is the signal...

Regulation of Processes of Working Horizon DI of the Romashkino Field

F. A. Begishev, G. G. Vakhitov, S. A. Sultanov, I. P. Cholovskiy

Petroleum Geology: A Digest of Russian Literature

... these strata with a single net of wells with an overall filter both in production and injection wells. Horizon DI of the Romashkino oil field is characterized...

Time-lapse impedance variations using DAS VSP data during CO2 injection at the CMC Newell County Facility, Alberta, Canada

Yichuan Wang, Donald C. Lawton

International Meeting for Applied Geoscience and Energy (IMAGE)

... wavefields through the application of a median filter followed by a frequency-wavenumber filter. Stacked seismic records can thus be obtained from...

Full-Waveform Inversion Application on 2D Slanted Streamer Data - A Case Study

Andreas Waluyo

Indonesian Petroleum Association

... channels, correcting the push-down and pull-up effects. We used the final update of the KPSDM reflection tomography VTI model as the starting model...

Application of Litho-Seismic Classification Based on Simultaneous Inversion Results to Detect Offshore Bars: Case Study … Sisi Main Zone, Sisi-Nubi Field Offshore Mahakam Delta

Ruth Christiani-Basa, Sung Yuh, Gilles Vallon, Hermawan

Indonesian Petroleum Association

... to the burial effects. Even though detecting the fluid contents is challenging in SMZ, the separation among different lithologies like sands, shale...

Unlocking hidden potential in shallow water Gulf of Mexico legacy data for carbon capture and storage exploration

Rachel Collings, Igor Marino, Adriana Arroyo Acosta, Jack Kinkead, Hugo Medel, Trong Tang, Gabriela Suarez, Brett Sellers

International Meeting for Applied Geoscience and Energy (IMAGE)

... systems with different configurations, as well as several source vessels. An 8 Hz 18 dB/oct low cut filter was applied to the data severely limiting...

Establishing Novel Views on Reservoir Compartmentalization Utilizing Systematic Data-driven Seismic Processing Frameworks

Riaz Alai, M Afiq B Mokhtar, Jun Wang, Yonghe Guo, Ecep Suryana

Indonesian Petroleum Association

.... Aqrawi and Boe (2011) showcased improved fault segmentation using a dip guided and modified 3D Sobel filter. Based on these, Alai et al. (2014...

Ultra-trace Element Analysis of Carbonate Rocks by APDC-MIBK Extraction and Atomic Absorption Spectrophotometry

Brian E. St. John

Journal of Sedimentary Research (SEPM)

... standard and the extraction operation. Millepore plastic filter holders with 0.45 micron Millepore filters and a vacuum pump were used for filtration...

Sources of Suspended Matter in Waters of the Middle Atlantic Bight

Robert H. Meade , Peter L. Sachs, Frank T. Manheim , John C. Hathaway, Derek W. Spencer

Journal of Sedimentary Research (SEPM)

... on filters with turbidity measured by light scattering. Different filter sizes.--To compare the effects of different filter sizes, we took duplicate...

Abstracts: What Receivers will we use for Low Frequencies?; #90173 (2015)

R. Malcolm Lansley and Peter Maxwell

Search and Discovery.com

... Hz; see Figure 2. All these effects combine to produce a 30-dB/octave low frequency decay of the received signal. In dynamite surveying we should...

Characterization and Modeling Study of Karst Networks in the Ordovician Carbonate Reservoirs, Tarim Basin; #40795 (2011)

Duoming Zheng, Lijuan Zhang, and Feng Shen

Search and Discovery.com

...-enhancement filter, from which volumetric seismic geometric attributes are computed. The reservoir architecture and karst features, such as channels, caves...

A Coupled Petrophysical-Geophysical Model Demonstrates Velocity Dispersion in a Thin-bedded, Fluvial Reservoir; #40913 (2012)

Richard C. Odom

Search and Discovery.com

.... You could force a match with a Wiener-Levinson filter, but this does not add accuracy to our time-depth targeting problem. However, it is analytic...

Experimental Study of a Coupled River and River-plume System: Backwater Controls on Source-to-sink Sediment 75 Transfer; #50712 (2012)

Phairot Chatanantavet and Michael Lamb

Search and Discovery.com

...) or eliminating backwater effects due to high slope and high Froude number in flume experiments. Coupled backwater and river plume dynamics  Lane [1957...

VSP Survey in the Thonex Geothermal Well … New Characterization of Potential Carbonatic Geothermal Reservoirs, #80646 (2018).

Luca Guglielmetti, Andrea Moscariello, Flavio Poletto,, Piero Corubolo,, A. Scheifer,, B. Farina, Fabio Meneghini, Francois Martin, Carole Nawratil de Bono,, Michel Meyer, Chrystel Dezayes, Adnand Bitri

Search and Discovery.com

... this depth, along the vertical section of the borehole, we observed effects probably due to the condition of the casing or to problems in the cement...