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  • File:Mapping-with-two-dimensional-seismic-data fig3.png
    ...teral differences in velocity on conversion of time and depth. If a single velocity function of 8300 ft/sec were used, errors of +6 ft at A and -440 ft at B wo
    (885 × 1,087 (41 KB)) - 19:36, 14 January 2014
  • File:Rock-water-reaction-formation-damage fig2.png
    Critical velocity determination with pH monitoring.
    (932 × 511 (8 KB)) - 19:18, 14 January 2014
  • File:Mapping-with-two-dimensional-seismic-data fig5.png
    Velocity map with velocities marked at grid intersections.
    (934 × 996 (15 KB)) - 19:36, 14 January 2014
  • File:Production-logging fig3.png
    Tracer velocity shot technique and injection profile.
    (953 × 1,619 (40 KB)) - 16:37, 14 January 2014
  • File:AlAhmadiTawfiqFigure5.jpg
    Condensate Saturation versus Radial Distance from wellbore, with velocity stripping zone (Daungkaew & Gringarten, 2004).
    (538 × 350 (44 KB)) - 23:03, 9 November 2021
  • File:AlAhmadiTawfiqFigure7.jpg
    Condensate saturation profile with condensate drop-out and velocity stripping (Gringarten, Ogunrewo & Uxukbayev, 2011).
    (775 × 441 (47 KB)) - 23:09, 9 November 2021
  • File:Seismic-inversion fig6.png
    ...he 3-D survey of the river channel zone. The lightly shaded areas show low velocity material in which reservoir sands are present. Copyright: Western Geophysic
    (2,045 × 1,222 (1.56 MB)) - 19:34, 14 January 2014
  • Interval transit time
    This is the inverse of velocity and is what is displayed on a sonic log, usually in units of μs/ft or μs
    205 bytes (40 words) - 20:03, 14 April 2014
  • File:Cross-borehole-tomography-in-development-geology fig4.jpg
    ...the contrast in log curves and the corresponding change in the tomographic velocity fields. (After Justice et al., 1990.). See [[Cross-borehole tomography in d
    (1,945 × 1,441 (1.35 MB)) - 17:12, 15 January 2014
  • File:Cross-borehole-tomography-in-development-geology fig5.jpg
    ...stratigraphic units and fluid saturation zones correlate with tomographic velocity fields and provide the basis for interpretation of reservoir and fluid prop
    (2,000 × 1,591 (1.16 MB)) - 17:12, 15 January 2014
  • Seismic data: building a stratigraphic model
    ...generated where there is a contrast in impedance (which is the product of velocity and density). ==Velocity data sources==
    5 KB (805 words) - 19:06, 27 January 2022
  • Seismic data - creating an integrated structure map
    ...er such as glacial till). It also fails when there are extreme [[lateral]] velocity variations in the subsurface (subsalt, subthrust, etc.). When it works, thi # Calculate depth conversion velocity at locations where both well and seismic time picks exist.
    7 KB (1,117 words) - 17:51, 25 January 2022
  • Talk:Seismic data: building a stratigraphic model
    ...section on density needs to be expanded, with directions on how to compute velocity from a density log.[[User:FWhitehurst|FWhitehurst]] ([[User talk:FWhitehurs
    438 bytes (74 words) - 18:00, 15 October 2014
  • Synthetic seismograms: correlation to other data
    ...away from the vertical. If anisotropy is present (and it usually is), then velocity depends on the direction the wave is traveling. It is not uncommon to see a
    3 KB (486 words) - 19:10, 27 January 2022
  • Pressure prediction: analysis of well-log and seismic data
    ==Seismic velocity== ...dicate an undercompacted (overpressured) interval. Unusually fast interval velocity, conversely, may indicate overcompaction (underpressure).
    5 KB (733 words) - 17:57, 17 February 2022
  • Seismic data and mapping structure
    | Classic || Mapping a surface of interest (from data) using [[Average velocity|average velocities]] ...a (with time axis) converted to a depth cube using a ''V'' ( ''X, Y, Z'' ) velocity model
    2 KB (320 words) - 19:10, 27 January 2022
  • Seismic data: identifying reflectors
    ...fig12-8.png|300px|thumb|{{figure number|1}}Sonic log converted to time and velocity. From Liner;<ref name=Liner1999>Liner, C., 1999, Elements of 3-D Seismology ...a [[Basic open hole tools#Sonic|sonic]] log has been converted to time and velocity. Note that the time axis on the seismic section and the converted sonic log
    2 KB (348 words) - 19:10, 27 January 2022
  • Seismic data preparation for mapping
    # Identify online wells with velocity control. ...oints. Whatever the method, it should also be used in the depth conversion velocity map (next section). The wells-only depth structure map is a useful baseline
    7 KB (1,064 words) - 19:11, 27 January 2022
  • Full waveform acoustic logging
    ...about the lithology and the fluid content of the formation. Stoneley wave velocity and amplitude have been shown to be useful in the detection of fractures an ...hat is slower than both the formation shear wave velocity and the acoustic velocity of the borehole fluid.
    10 KB (1,530 words) - 20:47, 19 January 2022
  • Seismic facies analysis
    * [http://wiki.seg.org/wiki/Dictionary:Interval_velocity Interval velocity] * Velocity and density contrasts of individual interfaces
    6 KB (809 words) - 17:46, 4 February 2022

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