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The AAPG/Datapages Combined Publications Database

Showing 27,161 Results. Searched 195,354 documents.

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Statistical rock physics analysis and modelling in the Browse Basin

Shuichi Desaki, Yuki Kobayashi, Peter Miklavs

Petroleum Exploration Society of Australia (PESA)

... Zoeppritz equation, gives sufficiently accurate angle-dependent reflectivity of incident plane P-wave at an interface of two half-space, homogeneous...

2019

Abstract: Effects of Lateral Heterogeniety Scales on AVO Trends; #90174 (2014)

Ramin Saleh, Emmanuel Bongajum, and Bernd Milkereit

Search and Discovery.com

... of the reflecting boundary as well as the constituents of the boundary. Therefore it is also referred to as Amplitude Variation with Angle (AVA), as the angle...

2014

An Integrated Multi-Analysis Procedure That Qualifies DHI’s: A Case History in the Louisiana Hackberry Trend

Russell Hoopes, W. M. Aber, Jr.

Bulletin of South Texas Geological Society

..., aerial extent and reflectivity pattern of the pay. Reflection Coefficient vs. Offset (RVO) (Figure 2), utilizes a transform derived from local...

1990

Abstract: AVO Crossplotting I: Processing and Calibration Considerations; #90171 (2013)

Heath Pelletier

Search and Discovery.com

... and Calibration Considerations Heath Pelletier* Talisman Energy, Calgary, AB [email protected] Introduction Amplitude Variation with Offset (AVO...

2013

Abstract: AVAZ Inversion for Fracture Orientation and Intensity: a Physical Modeling Study; #90187 (2014)

Faranak Mahmoudian and Gary F. Margrave

Search and Discovery.com

... variation with the angle and azimuth (AVAZ) method. Jenner (2002) reformulated the Rüger (2001) equation for P-wave reflection coefficient from a boundary...

2014

Rock Physics Model of the Eagle Ford Shale

Colin M. Sayers, John J. Walsh, Kevin Fisher, Sagnik Dasgupta

Unconventional Resources Technology Conference (URTEC)

... are required to optimally locate wells in these low-permeability reservoirs. The variation of seismic reflection amplitude with angle of incidence (AVA...

2015

I. Relation of Structural Section to Seismic Section

Robert E. Sheriff

AAPG Special Volumes

... of angle of incidencesine of angle refraction = velocity in incident mediumvelocity in refracting medium Fig. 5 illustrates...

1981

Seismic Qualitative and Quantitative Analysis for Reservoir Characterization of Globigerina BH Gas Field, North East Java Basin.

Indra Sumantri, Okky Yuditya Pahlevi, Hendra Himawan, Vickry Rowi, Kian Han

Indonesian Petroleum Association

... calculates coefficient reflection for 0o angle of incident, and with the utilization of AVO gradient, it can calculate the angle-dependent reflectivity...

2021

PSDM for Unconventional Reservoirs? A Niobrara Shale Case Study

Morgan P. Brown, Joseph H. Higginbotham, Dave List, Chris Lang

Unconventional Resources Technology Conference (URTEC)

... calculations require seismic data versus angle, but PSTM images are generally organized in terms of surface offset and azimuth. Lateral velocity variation...

2013

PSDM for unconventional reservoirs? A Niobrara Shale case study; #80405 (2014)

Morgan P. Brown, Joseph H. Higginbotham, Cosmin Macesanu, Oscar E. Ramirez, Dave List, Chris Lang

Search and Discovery.com

... velocity variation motivates the use of PSDM to correct event dips and improve the focusing of faults. Vertical mistie correction predicted the top...

2014

P-S Converted Wave AVO Analysis for Reservoir Characterization

Ehsan Sadeghi, Cepi Adam, Effendy Siawira, Hilfan Khairy

Indonesian Petroleum Association

... response can be exploited and be used as a tool to detect the density variation. Given that the P-S reflectivity is related to density contrast, when...

2017

Determining the Coal Bed Methane Distribution Based on Amplitude Variation With Offset (AVO) Analysis and Seismic Inversion: Case Study of Sumatra Basin

Padmadi Heru Wibawa, Abd. Haris, Suprajitno M.

Indonesian Petroleum Association

... at the angle gather and angle dependent reflectivity curve, which is displayed in Figure 6. The angle gather is taken from CDP 4758. The AVO curve shows...

2007

Abstract: AVO Crossplots as an Aid to AVO Interpretation

Mark Sams

Geological Society of Malaysia (GSM)

... & Scientific Services Sdn. Bhd. Lot 3288 & 3289, Jalan Ayer Itam Kawasan Institusi, Bandar Baru Bangi 43000 Kajang Amplitude Variation with Offset (AVO...

1997

Seismic Modelling in 3D for Migration Testing

Search and Discovery.com

...: (a) The velocity variation (blue lines) and reflectors (grey lines) for the exhaustive model. (b) The reflectivity function for the reflector at 200m depth. Black...

2013

Anisotropic 3D Amplitude Variation with Azimuth (AVAZ) Methods to Detect Fracture-Prone Zones in Tight Gas Resource Plays, #41531 (2015).

Bill Goodway, John Varsek, Christian Abaco

Search and Discovery.com

... equation for P-wave reflectivity with incidence angle (Aki and Richards, 1980) and is based on a simple HTI model of vertically aligned fractures...

2015

Abstract: P-wave AVAz Modeling: A Haynesville Case Study; #90224 (2015)

Jon Downton

Search and Discovery.com

... parameters for each layer, often based on well log information. For AVO modeling the reflectivity is calculated at a series of different source-receiver...

2015

Hammerfest Basin's Unexplored Potential

Erik Henriksen, Said Amiribesheli, Katherine G. Fitzpatrick

GEO ExPro Magazine

... can be identified on the seismic using AVA attributes (Figure 2). Analysis of the qualitative Extended Elastic Impedance attribute shows the presence...

2018

Poststack Processing Steps for Preconditioning Seismic Data; #42399 (2019)

Ritesh Kumar Sharma, Satinder Chopra

Search and Discovery.com

... of reflections beyond a certain offset/angle chosen as the limit of useful reflection signal). Fresh Ideas Needed The success of AVO attribute...

2019

Confronting the Elephant

Said Amiribesheli, Andrew Weller

GEO ExPro Magazine

... with angle (AVA) acts as lithology indicator for the main Caley reservoir (reds) and the Hove seal (nothing). Here the AVA attributes suggest the presence...

2018

3-D AVO Analysis and Modeling Applied to Fracture Detection in Coalbed Methane Reservoirs

Antonio C.B. Ramos, T.L. Davis

Rocky Mountain Association of Geologists

... the effects of fractured coal-seam zones on angle-dependent P-wave reflectivity. Synthetic CMP gathers are generated for a horizontally layered earth...

1997

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