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The AAPG/Datapages Combined Publications Database
Showing 3,033 Results. Searched 200,357 documents.
Localized wavefield inversion (LWI): An adaptation of multi-block ADMM for localized FWI
Hossein S. Aghamiry, Ali Gholami, Stephane Operto, Alison Malcolm
International Meeting for Applied Geoscience and Energy (IMAGE)
...: Here the goal is to rapidly estimate the local changes that happen because of injected fluids or gas in the subsurface between a baseline and monitor...
2022
Capturing elusive subsalt 4D signals in Atlantis field with 4D elastic FWI imaging
Obi Egbue, Li Jiang, Chi Chen, Sabrina Strauss, Zedong Wu, Zhiyuan Wei
International Meeting for Applied Geoscience and Energy (IMAGE)
... to nonrepeatable factors between baseline and monitor surveys that degrade 4D signals, such as source/receiver position variations and water column...
2024
Improving Project Cost Forecast Accuracy by Integrated Cost Management Approach
Rosa V. Damayanti, Mira Maulidiana, Nessy Hanum
Indonesian Petroleum Association
... budget and cost baseline must be monitored and controlled during the execution of each project. During the execution, costs might be changed due to scope...
2019
Establishment of First Corrosion Testing Lab for Extreme Sour Conditions in Indonesia
Grizki Astari, Bambang Widyanto
Indonesian Petroleum Association
... improvement. The testing program consisted of baseline corrosion testing, inhibited testing, oil partitioning testing and wettability testing. Results...
2019
Quantitative time-lapse analysis of 4D DAS VSP time shifts to monitor stimulated rock volume in unconventional reservoirs
Yesser Haj Nasser
International Meeting for Applied Geoscience and Energy (IMAGE)
.... To predict the P-wave velocity for the baseline survey, I use a VTI model. The linear-superposition of this VTI background model and a set of induced...
2022
Time-lapse crosswell seismic monitoring of CO2 injection at the Nagaoka CCS site using elastic full-waveform inversion
Rie Nakata, Nori Nakata, Aaron Girard, Masaru Ichikawa, Ayato Kato, David Lumley, Zique Xue
International Meeting for Applied Geoscience and Energy (IMAGE)
... sources. With these scrutinizing, we successfully estimate P-wave velocity models for baseline and monitoring data sets. The elastic full waveform...
2022
Innovative Digital Inspection Methodology
Stephen A Anderson
Australian Petroleum Production & Exploration Association (APPEA) Journal
... platforms, baseline scanning of blowout preventers and sheaves, for quality purposes, and the use of augmented reality for viewing scans. Phased array...
2020
Subsidence measurement and improved statics solutions through accurate node depth determination during time-lapse deepwater OBN surveys
Priyanka Dutta, Denis Kiyashchenko, Kanglin Wang, Audun Libak, Endre Bergfjord, Ivar Mathias Grøvik, Remy Agersborg, Hugo Ruiz, Aiden Shen, Dunia Blanco Acuna, Todd Noble
International Meeting for Applied Geoscience and Energy (IMAGE)
... relative depths with respect to a reference node. The shaded area represents the overlap between the baseline and repeat surveys where subsidence...
2023
Enhanced Wellbore Placement Accuracy Using Geomagnetic In-Field Referencing and Multi-Station Correction
Stefan Maus, Matthew Herzl, Shawn DeVerse
Unconventional Resources Technology Conference (URTEC)
... for in the assessment of geomagnetic reference field uncertainties. Our IFR method first produces an accurate “baseline” magnetic field for a given reference date...
2015
An equation of state approach for estimating fluid acoustic properties for 4D seismic applications
Jorge L. Landa, Colin MacBeth, Gillian E. Pickup, Rasool Amiri Kolajoobi, Shi Yuan Toh
International Meeting for Applied Geoscience and Energy (IMAGE)
... in the vapor phase after 20 years of CO2 injection along inline A-A’ on the inset map of the cross section. The 4D seismic baseline acquisition...
2024
TOC Prediction Using Delta Log Resistivity, and Its Distribution in Cyclostratigraphy-INPEFA Trend in S-Field, Kutai Basin
Betania Brigita S. Kembuan, Desma Risqullah W. Putra, Hendro Kurniawan, Ikhsansyah Putra Pratama, Muh. Naim, Brian Reinhard N. Nanlohy
Indonesian Petroleum Association
... the baseline between sonic and resistivity log. This baseline is considered nonorganic rock or shale with low organic content as the primary critical interval...
2021
Accurate, Direct Total Organic Carbon (TOC) Log from a New Advanced Geochemical Spectroscopy Tool: Comparison with Conventional Approaches for TOC Estimation; #41162 (2013)
Alyssa Charsky and Susan Herron
Search and Discovery.com
... in ohm/m, R baseline is the resistivity in the baseline organic-lean zone in ohm/m, ρb is the bulk density in g/cm3, and ρbaseline is the bulk density...
2013
Chapter 4: Diamondoid Nanotechnology Reveals Migration Pathways and Mixing in Santos Basin Pre-Salt Oils
J. E. Dahl, J. M. Moldowan, M. R. Mello
AAPG Special Volumes
... been termed a diamondoid baseline, which is the concentration of diamondoids from a particular source rock in an uncracked produced oil. This value...
2021
Field experiment of enhanced coalbed methane-CO2 in the upper Silesian basin of Poland
Frank van Bergen, Henk Pagnier, Pawel Krzystolik
Environmental Geosciences (DEG)
... in the production gas since mid-February decreased further to 2.2% in mid-April, nearly to the baseline level (Figure 15). The observed shift in 13C of the carbon...
2006
Geologic and baseline groundwater evidence for naturally occurring, shallowly sourced, thermogenic gas in northeastern Pennsylvania
Brent Wilson
AAPG Bulletin
...Geologic and baseline groundwater evidence for naturally occurring, shallowly sourced, thermogenic gas in northeastern Pennsylvania Brent Wilson 2014...
2014
A Complementary Method of Assessing Clay Stabilisers Used in Hydraulic Fracturing Applications
Jeff Dupont, Jeff Dawson, Richard Mitchell
Australian Petroleum Production & Exploration Association (APPEA) Journal
... are zeroed, pump flow rate is changed to 5 mL/min, data collection commences, and a stable pressure baseline is established. The 7% KCl is chosen...
2021
Comparative Study on Fixed-Price Contract Versus Incentive-Based Contract in Indonesias Oil and Gas Industry
Stephen Salomo, Muhammad Iqbal Rahmadhani, Maghfira Ramadhani, Asep Kurnia Permadi, Ari Iskandar
Indonesian Petroleum Association
... for the incentive-based contract. A Monte Carlo Simulation is conducted to expand the limited production data into 1000 cases with several baseline...
2022
Seismic Diffraction Imaging of Reservoir Fractures with DAS Seismic Data in a Horizontal Well
Brian Fuller
Unconventional Resources Technology Conference (URTEC)
... dataset recorded with surface Vibroseis sources and downhole DAS data recording in the horizontal leg of a well. The baseline seismic survey was recorded...
2022
Multiscenario-based deep learning workflow for high-resolution seismic inversion on Brazil presalt 4D
Yang Xue, Dan Clarke, Kanglin Wang
International Meeting for Applied Geoscience and Energy (IMAGE)
... inversion efforts to match both seismic baseline and difference. Consequently, the turnaround time for model based 4D probabilistic inversion can extend...
2022
Mayaro Formation Field Trip Guide
Curtis Archie
Geological Society of Trinidad & Tobago
... with wave / storm – dominated, proximal Delta Front Facies Gr – “Sand” Baseline Shifts Distal Delta Front facies interbedded with channelised slope turbidites...
2005
Trusted Environmental and Geological Information to Support Australian Energy Resource Development in a Changing World
Sarlae R. B. McAlpine, Meredith L. Orr, Darren Ferdinando, Stephen Hostetler
Australian Petroleum Production & Exploration Association (APPEA) Journal
... assessments underpinned by transparent, trusted baseline geological and environmental data, commencing in the north Bowen and Galilee and the Cooper...
2022
A new workflow for time-lapse seismic metadata extraction and processing to continuously monitor and predict the CO2 plume front
Feng Chen, Kami Keim
International Meeting for Applied Geoscience and Energy (IMAGE)
... polygons, and feeder locations from the baseline survey. Seismic amplitude attributes, top and base layer structures (in terms of time domain...
2023
4D Seismic Reservoir Characterization of a CO2 Flood: A New Technology
Sony R. Mohammad, Thomas L. Davis
Indonesian Petroleum Association
... phase, time-shift, frequency, and amplitude mismatch between the data, which might occur due to different acquisition parameters, soil condition...
2011
Characterizing Heterogeneities in a Clastic Reservoir Using Joint/Simultaneous PP/PS Inversion, 4D Timelapse, Multi Attribute Analysis, and PSDM
Jason Nycz
Petroleum Exploration Society of Australia (PESA)
... concretions having a diameter in outcrop ranging from 1-2 m. Where they exist, these concretions tend to occur en masse. In this study area...
2016
Assessment of the permanent seismic sources for borehole seismic monitoring applications: CO2CRC Otway Project
Sinem Yavuz, Julia Correa, Roman Pevzner, Barry Freifeld, Todd Wood, Konstantin Tertyshnikov, Sofya Popik, Michael Robertson
Petroleum Exploration Society of Australia (PESA)
.... baseline and monitor surveys. The TL surface seismic processing flows were utilised to guide the SOV data processing. A daily stacked shot gather of SOV...
2019