GB2595741B - Method for downward continuation of gravity and magnetic data based on pade approximation - Google Patents

Method for downward continuation of gravity and magnetic data based on pade approximation Download PDF

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Publication number
GB2595741B
GB2595741B GB2009522.0A GB202009522A GB2595741B GB 2595741 B GB2595741 B GB 2595741B GB 202009522 A GB202009522 A GB 202009522A GB 2595741 B GB2595741 B GB 2595741B
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United Kingdom
Prior art keywords
gravity
data based
magnetic data
downward continuation
pade approximation
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GB2009522.0A
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GB202009522D0 (en
GB2595741A (en
Inventor
Zhang Chong
Lyu Qingtian
Yan Jiayong
Wang Siqi
Shi Danian
Zhou Wenna
Lu Lichun
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Chinese Academy of Geological Sciences
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Chinese Academy of Geological Sciences
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V7/00—Measuring gravitational fields or waves; Gravimetric prospecting or detecting
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V11/00—Prospecting or detecting by methods combining techniques covered by two or more of main groups G01V1/00 - G01V9/00
    • 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
    • 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
    • G01V3/38—Processing data, e.g. for analysis, for interpretation, for correction
    • 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
    • G01V3/40—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation specially adapted for measuring magnetic field characteristics of the earth
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V7/00—Measuring gravitational fields or waves; Gravimetric prospecting or detecting
    • G01V7/02—Details
    • G01V7/06—Analysis or interpretation of gravimetric records
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
    • Y02A90/30—Assessment of water resources

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  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • Electromagnetism (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)
  • Complex Calculations (AREA)
GB2009522.0A 2020-05-29 2020-06-22 Method for downward continuation of gravity and magnetic data based on pade approximation Active GB2595741B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010479473.XA CN111580174B (en) 2020-05-29 2020-05-29 Heavy magnetic data downward continuation method based on Pade approximation

Publications (3)

Publication Number Publication Date
GB202009522D0 GB202009522D0 (en) 2020-08-05
GB2595741A GB2595741A (en) 2021-12-08
GB2595741B true GB2595741B (en) 2022-07-20

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Family Applications (1)

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GB2009522.0A Active GB2595741B (en) 2020-05-29 2020-06-22 Method for downward continuation of gravity and magnetic data based on pade approximation

Country Status (2)

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CN (1) CN111580174B (en)
GB (1) GB2595741B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112328955B (en) * 2020-10-16 2024-02-27 中国地质调查局沈阳地质调查中心 Method for processing heavy magnetic data, storage medium and device
CN114154111A (en) * 2021-11-26 2022-03-08 兰州大学 Bit field data downward continuation method for frequency domain continuous-fraction expansion
CN116774301B (en) * 2023-06-26 2024-05-14 中国人民解放军火箭军工程大学 Method, system, electronic equipment and medium for downward continuation of heavy magnetic bit field regularization

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101285896A (en) * 2008-06-13 2008-10-15 杨辉 Physical geography exploration gravity and magnetic data processing method
CN111337992A (en) * 2020-03-23 2020-06-26 兰州大学 Method for obtaining depth of field source based on downward continuation of bit field data

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105204064A (en) * 2015-10-09 2015-12-30 西南石油大学 Mixed domain Fourier finite difference migration method based on coefficient optimization
CN107942399B (en) * 2017-11-23 2019-07-30 桂林理工大学 One kind is greatly apart from potential field upward continuation calculation method
CN108415879B (en) * 2018-01-19 2021-04-06 中国人民解放军92859部队 Aviation gravity least square downward continuation analysis method based on upward continuation
CN110133749B (en) * 2019-05-30 2021-06-22 中国地质科学院 Gravity and magnetic data processing method and system in geological resource exploration
CN110414060B (en) * 2019-06-28 2023-01-03 中国地质大学（武汉） Potential field boundary identification method based on fourth-order spectral moments
CN110888176B (en) * 2019-10-25 2021-05-07 东华理工大学 Ore finding method by utilizing ground high-precision gravity measurement
CN110941030B (en) * 2019-12-10 2021-05-11 兰州大学 Method for calculating depth of blind target body based on bit field data
CN111077567B (en) * 2019-12-10 2021-02-19 成都理工大学 Method for double-pass wave prestack depth migration based on matrix multiplication

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101285896A (en) * 2008-06-13 2008-10-15 杨辉 Physical geography exploration gravity and magnetic data processing method
CN111337992A (en) * 2020-03-23 2020-06-26 兰州大学 Method for obtaining depth of field source based on downward continuation of bit field data

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Pure and Applied Geophysics, 175, 2018, ZHOU ET AL, "Downward Continuation of Potential Field Data Based on Chebyshev-Padé Approximation Function", 275-286 *

Also Published As

Publication number Publication date
GB202009522D0 (en) 2020-08-05
CN111580174A (en) 2020-08-25
CN111580174B (en) 2023-08-11
GB2595741A (en) 2021-12-08

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