Geophysical Consulting


Contact Information

Jorge O. Parra, Ph.D.
Technical Advisor
Applied Physics
(210) 522-3284
jparra@swri.org

image of Array cross-dipole seismogram for a shale formation

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Array cross-dipole seismogram for a shale formation

 
image of Dipole signatures for deviated well in anisotropy formation

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Dipole signatures for deviated well in anisotropy formation

The Geophysics research program at Southwest Research Institute (SwRI) provides services and research for industrial and government clients, specializing in:
  • Seismic analysis
  • Acoustic analysis
  • Electromagnetic analysis, modeling, and visualization

Applied Physics scientists deliver effective solutions in areas such as:

  • Reservoir characterization
  • Cavity detection
  • Environmental geophysics

Geophysical Consulting Strengths

Key technical strengths of the reservoir geophysics research program include:

  • Interpretation of seismic measurements
  • Modeling of interwell seismic measurements
  • Geological and well log data

Geophysical Consulting Capabilities

  • Single borehole full waveform and dispersion modeling
    • Vertical borehole monopole and dipole sonic (elastic and poroelastic)
    • Vertical borehole dipole sonic in anisotropic (HTI) formation
    • Dipping borehole dipole sonic in anisotropic (TI) formation
    • Vertical borehole dipole sonic near a vertical fracture
  • Single borehole processing
    • Full waveform dispersion analysis
    • Interpretation algorithm to extract Q logs from monopole sonic data
    • Inversion of shear anisotropy from cross-dipole data (validated by synthetic data and tested by real data)
  • Surface, VSP, and cross-well seismic modeling
    • Software to simulate synthetic seismograms due to plane wave and point source in layered elastic and anisotropic earth media, and finite differences
    • Software to simulate synthetic seismograms due to plane wave and point source in poroelastic layered earth media
  • Data processing
    • Dispersion and spectral analysis of sonic and cross-well seismic data
    • Statistical analysis of petrophysical data (discrimination, ANOVA, geostatistics, multiple linear and non-linear regression, etc.)
    • Imaging processing
    • Interpretation capability to extract Q from surface seismic data

SwRI provides a broad array of services for the oil and gas industry. With broad capabilities in this field, we provide a significant resource to small service companies and independent operators as well as large integrated corporations.

Related Terminology

geophysics  •  seismic analysis  •  acoustic analysis  •  electromagnetic analysis  •  seismic measurements  •  borehole well log  •  permeability  •  continuity  •  crosswell  •  interwell seismic measurements  •  geological analysis  •  well log data  •  oil industry services  •  gas well characterization  •  environmental analysis

Benefiting government, industry and the public through innovative science and technology
Southwest Research Institute® (SwRI®), headquartered in San Antonio, Texas, is a multidisciplinary, independent, nonprofit, applied engineering and physical sciences research and development organization with 10 technical divisions.
04/15/14