GB2570330B - Regularization of non-linear inversions of geophysical data - Google Patents

Regularization of non-linear inversions of geophysical data Download PDF

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Publication number
GB2570330B
GB2570330B GB1800980.3A GB201800980A GB2570330B GB 2570330 B GB2570330 B GB 2570330B GB 201800980 A GB201800980 A GB 201800980A GB 2570330 B GB2570330 B GB 2570330B
Authority
GB
United Kingdom
Prior art keywords
regularization
geophysical data
inversions
linear
linear inversions
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
GB1800980.3A
Other versions
GB201800980D0 (en
GB2570330A (en
Inventor
Causse Emmanuel
Iren Nordskag Janniche
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Equinor Energy AS
Original Assignee
Equinor Energy AS
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Equinor Energy AS filed Critical Equinor Energy AS
Priority to GB1800980.3A priority Critical patent/GB2570330B/en
Publication of GB201800980D0 publication Critical patent/GB201800980D0/en
Priority to PCT/NO2019/050003 priority patent/WO2019143253A1/en
Publication of GB2570330A publication Critical patent/GB2570330A/en
Application granted granted Critical
Publication of GB2570330B publication Critical patent/GB2570330B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V20/00—Geomodelling in general
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
    • G01V1/28—Processing seismic data, e.g. for interpretation or for event detection
    • G01V1/282—Application of seismic models, synthetic seismograms
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
    • G01V1/28—Processing seismic data, e.g. for interpretation or for event detection
    • G01V1/30—Analysis
    • G01V1/301—Analysis for determining seismic cross-sections or geostructures
    • G01V1/302—Analysis for determining seismic cross-sections or geostructures in 3D data cubes
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
    • G01V1/28—Processing seismic data, e.g. for interpretation or for event detection
    • G01V1/30—Analysis
    • G01V1/303—Analysis for determining velocity profiles or travel times
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
    • G01V1/28—Processing seismic data, e.g. for interpretation or for event detection
    • G01V1/30—Analysis
    • G01V1/306—Analysis for determining physical properties of the subsurface, e.g. impedance, porosity or attenuation profiles
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
    • G01V3/08—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices
    • G01V3/083—Controlled source electromagnetic [CSEM] surveying
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
    • G01V3/12—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with electromagnetic waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
    • G01V3/08—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices
    • G01V3/083—Controlled source electromagnetic [CSEM] surveying
    • G01V2003/086—Processing
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V2210/00—Details of seismic processing or analysis
    • G01V2210/60—Analysis
    • G01V2210/61—Analysis by combining or comparing a seismic data set with other data
    • G01V2210/614—Synthetically generated data
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V2210/00—Details of seismic processing or analysis
    • G01V2210/60—Analysis
    • G01V2210/62—Physical property of subsurface
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V2210/00—Details of seismic processing or analysis
    • G01V2210/60—Analysis
    • G01V2210/66—Subsurface modeling
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V2210/00—Details of seismic processing or analysis
    • G01V2210/60—Analysis
    • G01V2210/67—Wave propagation modeling

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • Acoustics & Sound (AREA)
  • Electromagnetism (AREA)
  • Geophysics And Detection Of Objects (AREA)
GB1800980.3A 2018-01-22 2018-01-22 Regularization of non-linear inversions of geophysical data Expired - Fee Related GB2570330B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB1800980.3A GB2570330B (en) 2018-01-22 2018-01-22 Regularization of non-linear inversions of geophysical data
PCT/NO2019/050003 WO2019143253A1 (en) 2018-01-22 2019-01-11 Regularization of non-linear inversions of geophysical data

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1800980.3A GB2570330B (en) 2018-01-22 2018-01-22 Regularization of non-linear inversions of geophysical data

Publications (3)

Publication Number Publication Date
GB201800980D0 GB201800980D0 (en) 2018-03-07
GB2570330A GB2570330A (en) 2019-07-24
GB2570330B true GB2570330B (en) 2020-02-26

Family

ID=61283582

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1800980.3A Expired - Fee Related GB2570330B (en) 2018-01-22 2018-01-22 Regularization of non-linear inversions of geophysical data

Country Status (2)

Country Link
GB (1) GB2570330B (en)
WO (1) WO2019143253A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2585216B (en) * 2019-07-02 2021-12-01 Equinor Energy As Improved inversions of geophysical data
CN114152986B (en) * 2020-09-07 2024-05-14 中国石油化工股份有限公司 Seismic data inversion stretching-free dynamic correction method and device, electronic equipment and medium

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016180457A1 (en) * 2015-05-08 2016-11-17 Statoil Petroleum As Model compression

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8711140B1 (en) * 2009-06-01 2014-04-29 Paradigm Sciences Ltd. Systems and methods for building axes, co-axes and paleo-geographic coordinates related to a stratified geological volume
US9128203B2 (en) * 2011-09-28 2015-09-08 Saudi Arabian Oil Company Reservoir properties prediction with least square support vector machine
WO2013048585A1 (en) * 2011-09-28 2013-04-04 Conocophillips Company Reciprocal method two-way wave equation targeted data selection for improved imaging of complex geologic structures

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016180457A1 (en) * 2015-05-08 2016-11-17 Statoil Petroleum As Model compression

Also Published As

Publication number Publication date
WO2019143253A1 (en) 2019-07-25
GB201800980D0 (en) 2018-03-07
GB2570330A (en) 2019-07-24

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Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20220122