NO152108C - Nivaamaaler - Google Patents

Nivaamaaler

Info

Publication number
NO152108C
NO152108C NO831198A NO831198A NO152108C NO 152108 C NO152108 C NO 152108C NO 831198 A NO831198 A NO 831198A NO 831198 A NO831198 A NO 831198A NO 152108 C NO152108 C NO 152108C
Authority
NO
Norway
Prior art keywords
nivaamaaler
Prior art date
Application number
NO831198A
Other languages
English (en)
Other versions
NO831198L (no
NO152108B (no
Inventor
Fritz Bekkadal
Tor Schaug-Pettersen
Original Assignee
Autronica 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 Autronica As filed Critical Autronica As
Priority to NO831198A priority Critical patent/NO152108C/no
Priority to DE1984901436 priority patent/DE138940T1/de
Priority to JP59501402A priority patent/JPS60501127A/ja
Priority to EP84901436A priority patent/EP0138940B1/en
Priority to AT84901436T priority patent/ATE26018T1/de
Priority to DE8484901436T priority patent/DE3462713D1/de
Priority to PCT/NO1984/000019 priority patent/WO1984003942A1/en
Priority to US06/668,372 priority patent/US4661817A/en
Priority to AU28103/84A priority patent/AU2810384A/en
Priority to DK469784A priority patent/DK163193C/da
Priority to FI843885A priority patent/FI78183C/fi
Publication of NO831198L publication Critical patent/NO831198L/no
Publication of NO152108B publication Critical patent/NO152108B/no
Publication of NO152108C publication Critical patent/NO152108C/no

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
    • G01F23/284—Electromagnetic waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S11/00—Systems for determining distance or velocity not using reflection or reradiation
    • G01S11/02—Systems for determining distance or velocity not using reflection or reradiation using radio waves
    • G01S11/023—Systems for determining distance or velocity not using reflection or reradiation using radio waves using impedance elements varying with distance

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
NO831198A 1983-04-05 1983-04-05 Nivaamaaler NO152108C (no)

Priority Applications (11)

Application Number Priority Date Filing Date Title
NO831198A NO152108C (no) 1983-04-05 1983-04-05 Nivaamaaler
DE1984901436 DE138940T1 (de) 1983-04-05 1984-04-05 Verfahren und vorrichtung zum messen des abstandes bis zu einem gegenstand.
JP59501402A JPS60501127A (ja) 1983-04-05 1984-04-05 基準物標
EP84901436A EP0138940B1 (en) 1983-04-05 1984-04-05 Method and apparatus for measuring the distance to an object
AT84901436T ATE26018T1 (de) 1983-04-05 1984-04-05 Verfahren und vorrichtung zum messen des abstandes bis zu einem gegenstand.
DE8484901436T DE3462713D1 (en) 1983-04-05 1984-04-05 Method and apparatus for measuring the distance to an object
PCT/NO1984/000019 WO1984003942A1 (en) 1983-04-05 1984-04-05 Method and apparatus for measuring the distance to an object
US06/668,372 US4661817A (en) 1983-04-05 1984-04-05 Method and apparatus for measuring the distance to an object
AU28103/84A AU2810384A (en) 1983-04-05 1984-04-05 Nivamaler
DK469784A DK163193C (da) 1983-04-05 1984-10-01 Fremgangsmaade og anordning ved maaling af afstanden til et objekt
FI843885A FI78183C (fi) 1983-04-05 1984-10-03 Foerfarande och anordning foer maetning av ett avstaond till ett objekt.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO831198A NO152108C (no) 1983-04-05 1983-04-05 Nivaamaaler

Publications (3)

Publication Number Publication Date
NO831198L NO831198L (no) 1984-10-08
NO152108B NO152108B (no) 1985-04-22
NO152108C true NO152108C (no) 1985-08-14

Family

ID=19887031

Family Applications (1)

Application Number Title Priority Date Filing Date
NO831198A NO152108C (no) 1983-04-05 1983-04-05 Nivaamaaler

Country Status (9)

Country Link
US (1) US4661817A (no)
EP (1) EP0138940B1 (no)
JP (1) JPS60501127A (no)
AU (1) AU2810384A (no)
DE (1) DE3462713D1 (no)
DK (1) DK163193C (no)
FI (1) FI78183C (no)
NO (1) NO152108C (no)
WO (1) WO1984003942A1 (no)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4847623A (en) * 1986-02-19 1989-07-11 Idea, Inc. Radar tank gauge
DE3783112D1 (de) * 1986-09-24 1993-01-28 Cannonbear Inc Sensor und verfahren zum erfassen des leckagepegels und durchflusses.
SE466519B (sv) * 1989-04-10 1992-02-24 Saab Marine Electronics Anordning foer maetning av nivaan av ett i en behaallare befintligt fluidum
US5233352A (en) * 1992-05-08 1993-08-03 Cournane Thomas C Level measurement using autocorrelation
GB9211086D0 (en) * 1992-05-23 1992-07-15 Cambridge Consultants Short range electromagnetic sensing signal processing
FR2692681B1 (fr) * 1992-06-19 1994-09-02 Thomson Csf Procédé de discrimination d'obstacles à partir d'un radar, et applications.
DE4233324C2 (de) * 1992-10-05 1996-02-01 Krohne Messtechnik Kg Verfahren zur Messung des Füllstandes einer Flüssigkeit in einem Behälter nach dem Radarprinzip
US5321408A (en) * 1992-12-31 1994-06-14 Baker Hughes Incorporated Microwave apparatus and method for ullage measurement of agitated fluids by spectral averaging
US5406842A (en) * 1993-10-07 1995-04-18 Motorola, Inc. Method and apparatus for material level measurement using stepped frequency microwave signals
DE4405238C2 (de) 1994-02-18 1998-07-09 Endress Hauser Gmbh Co Anordnung zur Messung des Füllstands in einem Behälter
US5672975A (en) 1995-06-07 1997-09-30 Rosemount Inc. Two-wire level transmitter
US6192752B1 (en) * 1995-08-04 2001-02-27 Zevex, Inc. Noninvasive electromagnetic fluid level sensor
US6014100A (en) * 1998-02-27 2000-01-11 Vega Grieshaber Kg Two-wire RADAR sensor with intermittently operating circuitry components
DE19963625A1 (de) * 1999-12-29 2001-07-12 Bosch Gmbh Robert Verfahren zur Messung des Abstands und der Geschwindigkeit von Objekten
US6684696B2 (en) * 2000-08-17 2004-02-03 Vega Grieshaber, Kg Filling-level measuring device that evaluates echo signals
US7099662B2 (en) * 2000-11-21 2006-08-29 Vega Grieshaber Kg Transceiver unit with interference-reducing antenna
DE10057691C2 (de) * 2000-11-21 2002-10-24 Grieshaber Vega Kg Sender-Empfänger-Einheit mit störreduzierter Antenne
AU2003281416A1 (en) * 2002-07-08 2004-01-23 Saab Marine Electronics Ab Level gauging system
DE10323063A1 (de) * 2003-05-20 2004-12-09 Endress + Hauser Gmbh + Co. Kg Verfahren zur Füllstandsmessung
US9513153B2 (en) * 2010-12-30 2016-12-06 Rosemount Tank Radar Ab Radar level gauging using frequency modulated pulsed wave
US8872694B2 (en) * 2010-12-30 2014-10-28 Rosemount Tank Radar Ab Radar level gauging using frequency modulated pulsed wave
US8854253B2 (en) 2011-09-27 2014-10-07 Rosemount Tank Radar Ab Radar level gauging with detection of moving surface
US8730093B2 (en) * 2011-09-27 2014-05-20 Rosemount Tank Radar Ab MFPW radar level gauging with distance approximation
US10927664B2 (en) 2013-06-14 2021-02-23 Welldata (Subsurface Surveillance Systems) Ltd Downhole detection
GB201420938D0 (en) 2014-11-25 2015-01-07 Welldata Subsurface Surveillance Systems Ltd Monitoring structures
DE102016110344A1 (de) * 2016-06-03 2017-12-07 Infineon Technologies Ag Rf-empfänger mit eingebauter selbsttestfunktion
US11029187B2 (en) 2017-06-21 2021-06-08 Vega Grieshaber Kg Fill level reflectometer having a variable measurement sequence
DE102017210402A1 (de) * 2017-06-21 2018-12-27 Vega Grieshaber Kg Füllstandradargerät mit automatisierter frequenzanpassung

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1234791A (en) * 1968-05-31 1971-06-09 Saba Schwarzwalder App Bau Ans Improvements in apparatus for distance measurement or control
DE2129290B2 (de) * 1971-06-12 1973-11-08 Philips Patentverwaltung Gmbh, 2000 Hamburg Vorrichtung zum Messen des Full Standes von Hochofen
US3807231A (en) * 1971-07-01 1974-04-30 R Spaw Automatic level measuring and control system
SE381745B (sv) * 1973-11-20 1975-12-15 Saab Scania Ab Sett och anordning for avstandsmetning med frekvensmodulerade kontinuerliga mikrovagor
JPS53118161A (en) * 1977-03-25 1978-10-16 Sumitomo Metal Ind Measuring method of slug forming by micro wave level meter
GB2020507B (en) * 1978-02-24 1982-04-28 Hawker Siddeley Dynamics Eng Method and apparatus for measurement of the contents of a bunker or silo
US4218678A (en) * 1979-05-11 1980-08-19 Ensco, Inc. Synthetic pulse radar including a microprocessor based controller
GB2083312B (en) * 1980-08-29 1984-05-16 Coal Industry Patents Ltd Method and apparatus for locating position of an object in a confined space
IT1211006B (it) * 1981-03-09 1989-09-29 Cise Spa Sensore a microonde per il controllo del livello del metallo fuso nelle colate continue.
SU972237A1 (ru) * 1981-05-08 1982-11-07 Кировоградский институт сельскохозяйственного машиностроения Способ измерени уровн

Also Published As

Publication number Publication date
FI843885L (fi) 1984-10-06
FI78183B (fi) 1989-02-28
NO831198L (no) 1984-10-08
NO152108B (no) 1985-04-22
US4661817A (en) 1987-04-28
DK163193B (da) 1992-02-03
EP0138940B1 (en) 1987-03-18
DK469784A (da) 1984-10-11
DE3462713D1 (en) 1987-04-23
AU2810384A (en) 1984-10-25
DK163193C (da) 1992-06-22
WO1984003942A1 (en) 1984-10-11
DK469784D0 (da) 1984-10-01
EP0138940A1 (en) 1985-05-02
FI78183C (fi) 1989-06-12
FI843885A0 (fi) 1984-10-03
JPS60501127A (ja) 1985-07-18

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Legal Events

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MK1K Patent expired

Free format text: EXPIRED IN APRIL 2003