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2011 Workplan

AASPI. 2011 Workplan. Kurt J. Marfurt Tim Kwiatkowski Marcilio Matos Attribute-Assisted Seismic Processing and Interpretation. AASPI 2011 Workplan Image processing/algorithm development Continued development/calibration of azimuthal intensity algorithm

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2011 Workplan

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  1. AASPI 2011 Workplan Kurt J. Marfurt Tim Kwiatkowski MarcilioMatos Attribute-Assisted Seismic Processing and Interpretation

  2. AASPI 2011 Workplan • Image processing/algorithm development • Continued development/calibration of azimuthal intensity algorithm • Integration of phase residue unconformity attribute into spec_cmp – Marfurt and Davogustto • Q estimation from phase component of spectral decomposition • Goloshubin and Silin (2008) mobility attribute • SOM as Fortran90 algorithms – Atish Roy • Introduction of supervision into SOM and GTM – Atish Roy • Improved GLCM texture attributes (speed and usefulness) – Moe Yenugu

  3. Correlating ‘intensity’ of hypothesized fracture sets to production

  4. SOM applied to GLCM textures

  5. AASPI 2011 Workplan • Calibration to Geological Control • Hunton Limestone, Anadarko Basin: correlation of attributes to fractures using outcrops and horizontal image logs – Evan Staples • Curvature and clay models – Debu Paul, Evan Staples, Araceli Romero, Bo Zhang • Mississippi Chat, Osage Co., OK: Correlation of attributes and elastic inversion to porosity seen in core and image logs – Moe Yenugu • Chicontepec Formation, Mexico: correlation of attributes and elastic inversion to depositional environment and porosity via outcrop analogues – Supratik Sarkar and Brad Wallet • Barnett Shale, Fort Worth Basin: Correlation of elastic inversion to shale facies – Roderick Perez • Diamond M, Permian Basin: Correlation of production to seismic attributes – Roderick Perez

  6. Tripolite chert reservoir, Mississippian Formation Reeds Spring formation, Beaver Lake Dam, Arkansas

  7. Coherent energy blended with Coherent amplitude gradient Arbuckle Carbonate (Elibiju et al., 2009)

  8. Acoustic Impedance – Removes the wavelet and tuning, improving resolution With well ties, provides a more accurate estimate of porosity ZP (g/cm3-ft/s) High Low N Horizon slice along Woodford, Arkoma Basin, OK (Guo et al., 2010; Seismic data courtesy of CGG-Veritas) 5 km

  9. 2nd derivative (negative curvature) of impedance – highlights low-impedance lineaments 2ndderiv Pos 0 Neg Collapse in Hunton? fault fault N Horizon slice along Woodford, Arkoma Basin, OK (Guo et al., 2010; Seismic data courtesy of CGG-Veritas)

  10. AASPI 2011 Workplan • Calibration to Engineering Control • Coal-bed methane (Australia) –correlation of attributes to deliverability – Oswaldo Davogustto • Correlation of core data to surface seismic data, and hydraulic fracturing (Woodford Shale) – Nabanita Gupta • Forties Field, North Sea – correlation of attributes to sand production, fluid production, seal and base integrity – Sunday Amoyedo • λρ-μρmapping of fractured rock and bypassed pay; measurement of spectral changes between reflection from and transmission through fractured rock - Roderick Perez • Chicontepec, Mexico – correlation of attributes to permeability – Brad Wallet

  11. Dome Bowl Dome Ridge Dome Dome buildup N (Roderick Perez, OU; Seismic data courtesy of Parallel Petroleum LLC)

  12. Dome Bowl Ridge Dome Dome Dome buildup N (Roderick Perez, OU; Seismic data courtesy of Parallel Petroleum LLC)

  13. Shape and control of induced fractures k1 curvature Anisotropy 6000 ft Curv 2 km Positive 0 Negative Azimuth Co-rendered k1 curvature and anisotropy Intensity N (Zhang et al., 2010; Seismic data courtesy of Devon Energy)

  14. AASPI 2011 Workplan • Seismic Processing Algorithm Development • Improved anisotropy analysis for fractured layered reservoirs (orthotropic symmetry) – Bo Zhang • 2C by 2C prestack time migration will Alford rotation: Diamond M , Permian Basin – OswaldoDavagustto • Prestack gather conditioning for elastic inversion: Chicontepec, Anadarko Basin , Osage Co., … – Kurt Marfurt and Tim Kwiatkowski

  15. Anisotropy of fractured reservoirs

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