FR2284961A1 - Procede et dispositif pour la compensation stable de champs magnetiques perturbateurs - Google Patents

Procede et dispositif pour la compensation stable de champs magnetiques perturbateurs

Info

Publication number
FR2284961A1
FR2284961A1 FR7513470A FR7513470A FR2284961A1 FR 2284961 A1 FR2284961 A1 FR 2284961A1 FR 7513470 A FR7513470 A FR 7513470A FR 7513470 A FR7513470 A FR 7513470A FR 2284961 A1 FR2284961 A1 FR 2284961A1
Authority
FR
France
Prior art keywords
magnetic fields
disturbing magnetic
stable compensation
compensation
stable
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.)
Granted
Application number
FR7513470A
Other languages
English (en)
Other versions
FR2284961B1 (fr
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of FR2284961A1 publication Critical patent/FR2284961A1/fr
Application granted granted Critical
Publication of FR2284961B1 publication Critical patent/FR2284961B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/02—Permanent magnets [PM]
    • H01F7/0205—Magnetic circuits with PM in general
    • H01F7/0226—PM with variable field strength
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63G—OFFENSIVE OR DEFENSIVE ARRANGEMENTS ON VESSELS; MINE-LAYING; MINE-SWEEPING; SUBMARINES; AIRCRAFT CARRIERS
    • B63G9/00—Other offensive or defensive arrangements on vessels against submarines, torpedoes, or mines

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Measuring Magnetic Variables (AREA)
FR7513470A 1974-09-12 1975-04-29 Procede et dispositif pour la compensation stable de champs magnetiques perturbateurs Granted FR2284961A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2443672A DE2443672C3 (de) 1974-09-12 1974-09-12 Verfahren und Vorrichtung zur stabilen Kompensation magnetischer Störfelder

Publications (2)

Publication Number Publication Date
FR2284961A1 true FR2284961A1 (fr) 1976-04-09
FR2284961B1 FR2284961B1 (fr) 1980-11-14

Family

ID=5925575

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7513470A Granted FR2284961A1 (fr) 1974-09-12 1975-04-29 Procede et dispositif pour la compensation stable de champs magnetiques perturbateurs

Country Status (8)

Country Link
US (1) US4058782A (fr)
JP (1) JPS5156270A (fr)
BR (1) BR7502774A (fr)
DE (1) DE2443672C3 (fr)
FR (1) FR2284961A1 (fr)
GB (1) GB1472159A (fr)
IT (1) IT1042270B (fr)
SE (1) SE403532B (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2517071C2 (de) * 1975-04-18 1984-12-13 Engellandt, Kurt, 2371 Wettersberg Verfahren zur Kompensation der magnetischen Störfelder von ferromagnetischen Brennkraftmaschinen für taktische Wasser- oder Landfahrzeuge
JPS5814056B2 (ja) * 1980-05-28 1983-03-17 株式会社日本自動車部品総合研究所 車両用消磁装置
JPS56167308A (en) * 1980-05-28 1981-12-23 Nippon Soken Inc Magnetic eraser for vehicle
US4463314A (en) * 1980-07-28 1984-07-31 Westinghouse Electric Corp. Earth field compensation for a magnetic detector by imparting a permanent magnetization to a magnetic material contiguous the detector
SE8404402L (sv) * 1984-09-04 1986-03-05 Bofors Ab Sett och anordning for reducering av magnetsignaturen for rorliga fartygsdetaljer
US5225999A (en) * 1990-07-06 1993-07-06 The Trustees Of The University Of Pennsylvania Magnetic environment stabilization for effective operation of magnetically sensitive instruments
US5128643A (en) * 1990-09-24 1992-07-07 Newman David E Method and apparatus for producing a region of low magnetic field
US5586064A (en) * 1994-11-03 1996-12-17 The Trustees Of The University Of Pennsylvania Active magnetic field compensation system using a single filter
GB2425842A (en) * 2005-05-05 2006-11-08 Plant Bioscience Ltd Magnetic resonance sensor with rotatable magnetic rods placed around the sample
US8134435B2 (en) * 2008-09-29 2012-03-13 Rockwell Automation Technologies, Inc. Flux mitigation
CN104793151B (zh) * 2015-04-16 2017-08-01 三峡大学 一种磁性元件的磁场测量装置及测量方法
CN105015741A (zh) * 2015-07-24 2015-11-04 大连海事大学 一种具有自动方向修正功能的水下航行器

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US438777A (en) * 1890-10-21 George w
US769870A (en) * 1903-03-16 1904-09-13 Frank Morrison Compass-correcting device.
US1982405A (en) * 1927-03-02 1934-11-27 Pioneer Instr Co Inc Compensating device for magnetic compasses
US1922864A (en) * 1929-04-19 1933-08-15 Gen Electric Compass
US1977954A (en) * 1929-05-22 1934-10-23 Aircraft Control Corp Magnetic compass
US2048920A (en) * 1934-09-18 1936-07-28 Charles H Colvin Magnetic compensator
US2011775A (en) * 1934-11-07 1935-08-20 Bendix Aviat Corp Compass compensator
US2706801A (en) * 1944-08-08 1955-04-19 Walter E Tolles Magnetic field compensation system
US2417864A (en) * 1945-02-19 1947-03-25 Clarence B Dinsmore Magnetic compass compensating field device
US2528446A (en) * 1947-07-07 1950-10-31 Bell Telephone Labor Inc Current control circuit
DE1749103U (de) * 1955-08-20 1957-07-25 Licentia Gmbh Bremsmagnetanordnung fuer elektrizitaetszaehler.
DE977886C (de) * 1959-05-03 1972-02-10 Foerster Inst Dr Friedrich Verfahren zur Erzielung quasi-amagnetischen Verhaltens ferromagnetischer Koerper
US3110282A (en) * 1960-08-24 1963-11-12 Friedrich M O Foerster Degaussing control
US3530704A (en) * 1967-05-29 1970-09-29 Oakland Corp Compass compensation
US3801877A (en) * 1972-09-15 1974-04-02 Foerster Inst Dr Friedrich Apparatus for producing a region free from interfering magnetic fields

Also Published As

Publication number Publication date
SE403532B (sv) 1978-08-21
DE2443672C3 (de) 1981-06-04
SE7505174L (sv) 1976-03-15
US4058782A (en) 1977-11-15
IT1042270B (it) 1980-01-30
DE2443672A1 (de) 1976-03-25
BR7502774A (pt) 1976-08-03
GB1472159A (en) 1977-05-04
JPS5156270A (en) 1976-05-17
DE2443672B2 (de) 1977-08-18
FR2284961B1 (fr) 1980-11-14

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Legal Events

Date Code Title Description
ST Notification of lapse