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Новини / Блог

Новини / Блог

Англомовний курс «Seismic Imaging: a review»

  • Англомовний курс «Seismic Imaging: a review»

    • 27.02.2019

    Шановні студенти та аспіранти!


    22-26 квітня за підтримки Европейської асоціації геовчених та інженерів EAGE буде прочитаний Англомовний курс досвідченого геофізика Etienne ROBIEN «Seismic Imaging: a review».
    Розклад лекцій: з 9:00 до 12:00 в аудиторії 104 ННІ «Інститут геології» (вул. Васильківська, 90).
    По закінченню студентам буде виданий сертифікат.
    Реєстрація за адресою: (Name Surname, course) to
    aptyshchenko@gmail.com


    day 1: Foundations


    1. Foundations:
    Propagation of elastic waves;
    Reflection coefficient;
    Wavefields; rays; beams;
    What is a ‘seismic image’
    2. Principles of depth imaging
    Using wavefield propagation based on the Kirchhoff Summation

    day 2: PreSDM


    3. Depth Imaging Tools: how do they work ?
    Reverse Time Migration
    Kirchhoff summation; Common Image Gather; Beam migrations

    day 3: the Velocity Model


    4. Reminder on velocities:
    Velocity and rock physics; anisotropy various models
    5. Anisotropic Velocity Model Building by ray-based Tomography;
    Linear versus non linear tomography; non-uniqueness; constraints; importance of anisotropy; examples
    6. Principles of Full Waveform Inversion workshop: Imaging Tools and VMB examples; comparisons; pros and cons

    day 4: Time domain Imaging


    7. Time domain Processing
    NMO, velocity analysis, Multiples, Statics
    8. Vertical Time domain Imaging – PreStack Time Migration
    Concept of vertical time, Kirchhoff PreSTM
    Seismic-to-well tie; synthetic seismograms;
    VSP workshop: Time versus Depth Imaging: pros and cons; discussion

    day 5: recent developments and breakthroughs


    9. Applications of wavefield separation
    Broadband seismic, Migration of multiples;
    10. More on Inversion:
    An insight into Least Squares RTM
    Recent achievements with FWI; issues



    Etienne ROBIEN


    37 years professional experience in Seismic
    President of EAGE - 2000
    Shell; Elf ; Total S.A.
    Processing, acquisition design and supervision, interpretation
    Research (co-owner of 2 patents)
    Managerial (Director of Research Centre; R&D Programme Manager)

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