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Showing 34,455 Results. Searched 200,293 documents.
Abstract: Geomechanics, Anisotropy and LMR; #90174 (2014)
Marco Perez, Bill Goodway, and David Close
Search and Discovery.com
...Abstract: Geomechanics, Anisotropy and LMR; #90174 (2014) Marco Perez, Bill Goodway, and David Close AAPG Datapages/Search and Discovery Article...
2014
Abstract: Isotropy: A Lethal Assumption in Geomechanical Modeling of Shale; #90240 (2015)
Hamed Soroush
Search and Discovery.com
... scales. Anisotropy has a pronounced effect on the physical and mechanical properties of shale, including acoustic wave propagation, deformation...
2015
Comparison Analysis of Amplitude Variation With Offset (AVO) With Energy-Weighted AVO (EAVO) on The Bagus Acasia Structure, Jatibarang Field, North West Java Basin
Alif Fikri Haikal, Agung Dwi Alfianto, Bayu Dwijatmiko, Eddy Hartantyo
Indonesian Petroleum Association
... by AVO (bottom) on target A. In general, the results of the EAVO attribute cannot clearly show the effect of attenuating the amplitude at all angle...
2022
Pre-Messinian Tight Reservoir Characterization Western Nile Delta, Egypt; #11317 (2020)
Trisakti Kurniawan, Hasnor Farhana Hasnan, M Adni B Wahab, Wahyu Prasetyotomo, Christian Brinzer, Alessandro Mannini
Search and Discovery.com
... by carbonates or quartz over growth are widely distributed along with the presence of tight stringers, sand-shale overpressure, and/or the effect...
2020
A Feasibility Study Using Wells and Controlled Source Electronic Modeling in a Miocene Reservoir, Offshore Mexico
Paola Vera de Newton, Amanda Geck Alvarez, Marco Vázquez, Humberto Salazar
GCAGS Transactions
... electromagnetic (CSEM) responses. Synthetic seismic and amplitude variations with offset (AVO) modeling is used to calculate the effect of variations...
2013
The Fabric, or Internal Structure, of Rocks The Patterns of Anisotropy; #42188 (2018)
Heloise B. Lynn
Search and Discovery.com
... gathers illustrate the effect of VTI (layer anisotropy) on P-P data. (Left) The reflectors are fairly flat on the near offsets. The curve up is due...
2018
Abstract: AVAZ Inversion for Fracture Orientation and Intensity: a Physical Modeling Study; #90187 (2014)
Faranak Mahmoudian and Gary F. Margrave
Search and Discovery.com
... for near vertical propagation. This equation relates the AVO response to the anisotropy parameters and provides physical insight into the reflection...
2014
P-S Converted Wave AVO Analysis for Reservoir Characterization
Ehsan Sadeghi, Cepi Adam, Effendy Siawira, Hilfan Khairy
Indonesian Petroleum Association
..., In comparison to P-P AVO methods, the advantage would be that the density effect is appreciable at much shorter offsets due to sharper reflection angle...
2017
Developing a New Technique Through Partnering with Contractors: Reservoir Prediction Utilizing AVO Walkaway VSP Data to Calibrate Surface Seismic Gathers, a Case Study in Indonesia
Patricia L. C. Henderson, Dan Hampson, Scott Leaney, Nigel Smith, John Rice, Dave Boreham
Indonesian Petroleum Association
.... Scott, 1993. AVO and Anisotropy from Logs and Walkaways, Exploration Geophysics, 24, 623-630. The use of AVO techniques have in some cases...
1994
Abstract: AVO Compliant Spectral Balancing; #90171 (2013)
Nirupama Nagarajappa and Jon Downton
Search and Discovery.com
... offsets alters the AVO and stretch relationships, thereby distorting the operator. To avoid this effect, we present an operator that averages over traces...
2013
Combined AVO and Spectral Decomposition Analyses to Characterize Gas Sand Reservoir Below Tuning Thickness Condition
Julian Saputro, Jaenudin, Alexis Badai Samudra, Enik Puji Lestari, Sugiono, Aldis Ramadhan, Yosi Hirosiadi
Indonesian Petroleum Association
... Structure is mainly sensitive to gas effect. Based on integrated analysis of AVO gradient analysis, Fluid Replacement Modeling, AVO attribute analysis...
2016
Abstract: Anisotropic Frequency-Dependent Spreading of Seismic Waves from VSP Data Analysis; #90174 (2014)
Amin Baharvand Ahmadi and Igor Morozov
Search and Discovery.com
...: 10.4401/ag-4780. Figure 3: Effect of anisotropy: a) Fitting expression (5) for layer 2 by using = = 0, b) The same using anisotropic parameters. Note...
2014
Abstract: AVO Crossplotting II: Examining Vp/Vs Behavior; #90171 (2013)
Heath Pelletier
Search and Discovery.com
...Abstract: AVO Crossplotting II: Examining Vp/Vs Behavior; #90171 (2013) Heath Pelletier AVO Crossplotting II: Examining Vp/Vs Behavior Heath...
2013
A New AVO Attribute for Hydrocarbon Prediction and Application to the Marmousi II Dataset
Search and Discovery.com
N/A
Anisotropy Parameter Inversion from Sonic and Density Logs in Horizontally Transverse Isotropic Media
Joseph Kremor, Khalid Amrouch
Australian Petroleum Production & Exploration Association (APPEA) Journal
...Anisotropy Parameter Inversion from Sonic and Density Logs in Horizontally Transverse Isotropic Media Joseph Kremor, Khalid Amrouch The APPEA Journal...
2017
Abstract: Calculation of Amplitude and Velocity in General Anisotropic Media; #90224 (2015)
M. Malehmir and D. R. Schmitt
Search and Discovery.com
... the effect of anisotropy on elastic wave propagation. Hearmon’s (1960) research involved the application of elasticity on wave propagation through...
2015
UK Continental Shelf: Raising the Bar for Regional 3D Seismic in the Central North Sea
Gregor Duval, Steve Hollingworth, Luke Twigger, CGG
GEO ExPro Magazine
.... The Right Seismic in the Right Place model. The initial velocity model and subsequent iterations of tomography along with anisotropy parameters were...
2015
Abstracts: Sonic Scanner Logging at Site C0009 of IODP Expedition 319, NanTroSEIZE; #90173 (2015)
Hisao Ito
Search and Discovery.com
... S wave anisotropy. Dispersion analysis was applied to find that stress induced anisotropy is dominant for almost entire depth interval. We also found...
2015
Abstract: Fracture Detection Via Azimuthal Analysis of Seismic Data: Snake Oil or silver Bullet?; #90187 (2014)
Mike Perz, Peter Cary, Xinxiang Li, and Satinder Chopra
Search and Discovery.com
... azimuthal fracture detection techniques: P wave azimuthal velocity analysis (VVAZ), P wave azimuthal AVO analysis (AVAZ), and converted wave shear wave...
2014
AVO Analysis and Simultaneous Inversion of Spec Survey Data in Arafura Sea
Feby Hapsari, Irfan Saputra, John Coffin, Liyanto
Indonesian Petroleum Association
..., showing separation between Gas effect and Lithology. Figure 5 - Synthetic from AVO Forward Modelling with Gas and Brine case. The Gas case shows...
2008
Source Rock Maturation: Its Effect on Porosity and Anisotropy in Unconventional Resource Plays
Search and Discovery.com
N/A
ABSTRACT: Anisotropic PP and PSv Prestack Depth Migration of 4C _OBC_ Seismic Data, Pamberi, Offshore Trinidad
Tony Johns, Carmen Vito and Raul Sarmiento
Geological Society of Trinidad & Tobago
... to examine another form of anisotropy, HTI (or azimuthal anisotropy), and its possible effect on PSv imaging and data quality as a consequence of shear...
2007
Abstracts: True-Amplitude PS Prestack Time Migration via 5D Interpolation; #90173 (2015)
Peter W. Cary, Albert Zhang
Search and Discovery.com
... the downgoing P-wave and up-going S-wave travel at different speeds and are affected by anisotropy differently. Some technical issues, such as velocity...
2015
Abstract: Rock Physics Modeling is Critical for AVO Analysis – A North Sea Paleocene Case Study; #90063 (2007)
Search and Discovery.com
2007
Well Log Data Conditioning Using a Rock Physics Modeling Approach: Examples From the Banyu Urip Field, Cepu KKS, East Java Basin
Shiyu Xu, Soman Chacko
Indonesian Petroleum Association
... to be much larger than in clastics, indicating a correspondingly greater effect on sonic logs. Incorporating the effects of seismic anisotropy...
2008