BR112017006731A2 - métodos e aparelho para levantamento eletromagnético usando formas de onda fonte dinamicamente selecionadas - Google Patents

métodos e aparelho para levantamento eletromagnético usando formas de onda fonte dinamicamente selecionadas

Info

Publication number
BR112017006731A2
BR112017006731A2 BR112017006731A BR112017006731A BR112017006731A2 BR 112017006731 A2 BR112017006731 A2 BR 112017006731A2 BR 112017006731 A BR112017006731 A BR 112017006731A BR 112017006731 A BR112017006731 A BR 112017006731A BR 112017006731 A2 BR112017006731 A2 BR 112017006731A2
Authority
BR
Brazil
Prior art keywords
methods
dynamically selected
selected source
electromagnetic survey
source waveforms
Prior art date
Application number
BR112017006731A
Other languages
English (en)
Inventor
Lindqvist Peter
Juhasz Robert
Original Assignee
Pgs Geophysical 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 Pgs Geophysical As filed Critical Pgs Geophysical As
Publication of BR112017006731A2 publication Critical patent/BR112017006731A2/pt

Links

Classifications

    • 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
    • G01V3/15—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation specially adapted for use during transport, e.g. by a person, vehicle or boat
    • G01V3/165—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation specially adapted for use during transport, e.g. by a person, vehicle or boat operating with magnetic or electric fields produced or modified by the object or by the detecting device
    • 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
    • G01V3/08—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
    • G01V2003/084—Sources
    • 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
    • G01V2003/085—Receivers

Landscapes

  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Geology (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Tests Of Electronic Circuits (AREA)
  • Testing Electric Properties And Detecting Electric Faults (AREA)
  • Radar Systems Or Details Thereof (AREA)

Abstract

a presente invenção refere-se a um método é um aparelho, que são descritos para levantamento eletromagnéticos usando formas de onda de origem dinamicamente selecionadas. de acordo com uma modalidade da invenção, uma forma de onda fonte é adaptada pela seleção dinâmica de uma forma de onda fonte do conjunto de sequências de forma de onda pré-calculadas. a seleção dinâmica da forma de onda fonte pode depender de um nível de ruído de fundo medir. outras modalidades, aspectos e características são também descritos.
BR112017006731A 2014-10-10 2015-10-08 métodos e aparelho para levantamento eletromagnético usando formas de onda fonte dinamicamente selecionadas BR112017006731A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US14/511,625 US9766361B2 (en) 2014-10-10 2014-10-10 Methods and apparatus for electromagnetic surveying using dynamically-selected source waveforms
PCT/EP2015/073250 WO2016055565A1 (en) 2014-10-10 2015-10-08 Methods and apparatus for electromagnetic surveying using dynamically-selected source waveforms

Publications (1)

Publication Number Publication Date
BR112017006731A2 true BR112017006731A2 (pt) 2017-12-26

Family

ID=54337250

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112017006731A BR112017006731A2 (pt) 2014-10-10 2015-10-08 métodos e aparelho para levantamento eletromagnético usando formas de onda fonte dinamicamente selecionadas

Country Status (10)

Country Link
US (1) US9766361B2 (pt)
EP (1) EP3204797A1 (pt)
CN (1) CN107003426B (pt)
AU (1) AU2015329938B2 (pt)
BR (1) BR112017006731A2 (pt)
CA (1) CA2962130A1 (pt)
EA (1) EA201790638A1 (pt)
MX (1) MX364463B (pt)
MY (1) MY189185A (pt)
WO (1) WO2016055565A1 (pt)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10725199B2 (en) 2017-05-10 2020-07-28 Pgs Geophysical As Noise reduction for total field magnetometer measurements

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61107181A (ja) 1984-10-31 1986-05-26 Hitachi Ltd 物体探査装置及び探査方法
US5703833A (en) 1995-11-13 1997-12-30 Mobil Oil Corporation One step inversion/separation scheme using a plurality of vibrator sources
GB0121719D0 (en) 2001-09-07 2001-10-31 Univ Edinburgh Method for detection fo subsurface resistivity contrasts
GB2390904B (en) 2002-07-16 2004-12-15 Univ Southampton Electromagnetic surveying for hydrocarbon reservoirs
NO326506B1 (no) 2003-07-10 2008-12-15 Norsk Hydro As Et maringeofysisk innsamlingssystem med en kabel med seismiske kilder og mottakere og elektromagnteiske kilder og mottakere
CN1957555B (zh) * 2004-05-20 2010-12-08 埃克森美孚上游研究公司 产生用于受控源电磁测量的对数频谱波形的方法和装置
EP1946234A2 (en) 2005-10-14 2008-07-23 ExxonMobil Upstream Research Company Method and apparatus for utilizing time division multiple waveform transmitting
WO2007126785A2 (en) 2006-03-27 2007-11-08 Input/Output, Inc. Apparatus and method for generating a seismic source signal
US7671598B2 (en) 2007-12-03 2010-03-02 Pgs Geophysical As Method and apparatus for reducing induction noise in measurements made with a towed electromagnetic survey system
US8976622B2 (en) 2008-04-21 2015-03-10 Pgs Geophysical As Methods for controlling towed marine sensor array geometry
JP5369490B2 (ja) * 2008-05-13 2013-12-18 シンフォニアテクノロジー株式会社 アーク検出装置及びこれを備えた航空機
CA2725922C (en) 2008-06-24 2016-08-30 Exxonmobil Upstream Research Company Method for electromagnetic prospecting waveform design
US8797036B2 (en) * 2012-02-29 2014-08-05 Pgs Geophysical Methods and apparatus for adaptive source electromagnetic surveying
CN103308950A (zh) * 2013-05-22 2013-09-18 中国地质大学（武汉） 一种多功能的电磁发射仪

Also Published As

Publication number Publication date
MY189185A (en) 2022-01-31
AU2015329938B2 (en) 2021-06-24
EP3204797A1 (en) 2017-08-16
EA201790638A1 (ru) 2017-10-31
MX2017004644A (es) 2017-07-26
US9766361B2 (en) 2017-09-19
CN107003426B (zh) 2020-11-03
WO2016055565A1 (en) 2016-04-14
MX364463B (es) 2019-04-26
CN107003426A (zh) 2017-08-01
US20160103239A1 (en) 2016-04-14
AU2015329938A1 (en) 2017-04-27
CA2962130A1 (en) 2016-04-14

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Legal Events

Date Code Title Description
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

Free format text: REFERENTE A 7A ANUIDADE.

B11D Dismissal acc. art. 38, par 2 of ipl - failure to pay fee after grant in time