FI906016A0 - Laite pinnankorkeuden mittaamiseksi mikroaalloilla - Google Patents

Laite pinnankorkeuden mittaamiseksi mikroaalloilla

Info

Publication number
FI906016A0
FI906016A0 FI906016A FI906016A FI906016A0 FI 906016 A0 FI906016 A0 FI 906016A0 FI 906016 A FI906016 A FI 906016A FI 906016 A FI906016 A FI 906016A FI 906016 A0 FI906016 A0 FI 906016A0
Authority
FI
Finland
Prior art keywords
microwave
fluid
pct
sound
signal
Prior art date
Application number
FI906016A
Other languages
English (en)
Swedish (sv)
Other versions
FI97999B (fi
FI97999C (fi
Inventor
Kurt Olov Edvardsson
Original Assignee
Saab Marine Electronics
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 Saab Marine Electronics filed Critical Saab Marine Electronics
Publication of FI906016A0 publication Critical patent/FI906016A0/fi
Publication of FI97999B publication Critical patent/FI97999B/fi
Application granted granted Critical
Publication of FI97999C publication Critical patent/FI97999C/fi

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
    • 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
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/40—Means for monitoring or calibrating
    • G01S7/4004—Means for monitoring or calibrating of parts of a radar system
    • 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
    • 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
    • G01F23/296—Acoustic waves
    • G01F23/2962—Measuring transit time of reflected 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
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/86—Combinations of radar systems with non-radar systems, e.g. sonar, direction finder
    • 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
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/86—Combinations of radar systems with non-radar systems, e.g. sonar, direction finder
    • G01S13/862—Combination of radar systems with sonar systems
    • 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
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/88—Radar or analogous systems specially adapted for specific applications
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S367/00—Communications, electrical: acoustic wave systems and devices
    • Y10S367/908—Material level detection, e.g. liquid level

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Fluid Mechanics (AREA)
  • Thermal Sciences (AREA)
  • Acoustics & Sound (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Length-Measuring Devices Using Wave Or Particle Radiation (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
FI906016A 1989-04-10 1990-12-05 Laite pinnankorkeuden mittaamiseksi mikroaalloilla FI97999C (fi)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
SE8901260 1989-04-10
SE8901260A SE466519B (sv) 1989-04-10 1989-04-10 Anordning foer maetning av nivaan av ett i en behaallare befintligt fluidum
PCT/SE1990/000194 WO1990012292A1 (en) 1989-04-10 1990-03-27 Device for level gauging with microwaves
SE9000194 1990-03-27

Publications (3)

Publication Number Publication Date
FI906016A0 true FI906016A0 (fi) 1990-12-05
FI97999B FI97999B (fi) 1996-12-13
FI97999C FI97999C (fi) 1997-03-25

Family

ID=20375610

Family Applications (1)

Application Number Title Priority Date Filing Date
FI906016A FI97999C (fi) 1989-04-10 1990-12-05 Laite pinnankorkeuden mittaamiseksi mikroaalloilla

Country Status (15)

Country Link
US (1) US5070730A (fi)
EP (1) EP0419636B1 (fi)
JP (1) JPH068741B2 (fi)
KR (1) KR940000144B1 (fi)
AU (1) AU616357B2 (fi)
BR (1) BR9006408A (fi)
CA (1) CA2031453C (fi)
DE (1) DE69005245T2 (fi)
DK (1) DK0419636T3 (fi)
ES (1) ES2048487T3 (fi)
FI (1) FI97999C (fi)
NO (1) NO179385C (fi)
SA (1) SA90110002B1 (fi)
SE (1) SE466519B (fi)
WO (1) WO1990012292A1 (fi)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE461179B (sv) * 1989-02-08 1990-01-15 Saab Marine Electronics Anordning foer maetning av nivaan av ett i en behaallare befintligt fluidum
DE4100922A1 (de) * 1991-01-15 1992-07-16 Krohne Messtechnik Kg Entfernungsmessgeraet, insbesondere zur fuellstandmessung von industrietanks
US5305237A (en) * 1991-07-12 1994-04-19 Union Tank Car Company Method and apparatus for monitoring a flowable material in a transportable vessel
US5233352A (en) * 1992-05-08 1993-08-03 Cournane Thomas C Level measurement using autocorrelation
DE4233324C2 (de) * 1992-10-05 1996-02-01 Krohne Messtechnik Kg Verfahren zur Messung des Füllstandes einer Flüssigkeit in einem Behälter nach dem Radarprinzip
US5406842A (en) * 1993-10-07 1995-04-18 Motorola, Inc. Method and apparatus for material level measurement using stepped frequency microwave signals
US5440310A (en) * 1994-02-14 1995-08-08 Motorola, Inc. Bandwidth synthesized radar level measurement method and apparatus
US5614831A (en) * 1995-02-13 1997-03-25 Saab Marine Electronics Ab Method and apparatus for level gauging using radar in floating roof tanks
EP0852705A1 (en) * 1995-09-29 1998-07-15 Rosemount Inc. Microwave waveguide for tank level sensors
US6155112A (en) 1996-10-04 2000-12-05 Endress + Hauser Gmbh + Co. Filling level measuring device operating with microwaves
US5926080A (en) * 1996-10-04 1999-07-20 Rosemount, Inc. Level gage waveguide transitions and tuning method and apparatus
DE19722180C2 (de) * 1997-05-27 1999-07-01 Siemens Ag Anordnung und Verfahren zur Abstands- oder Geschwindigkeitsmessung
EP0887658B1 (en) * 1997-06-27 2004-08-25 EADS Deutschland GmbH Radar level gauge
US5872494A (en) * 1997-06-27 1999-02-16 Rosemount Inc. Level gage waveguide process seal having wavelength-based dimensions
DE19801054C1 (de) * 1998-01-14 1999-07-29 Mannesmann Sachs Ag Kolben-Zylinderaggregat mit einer Bewegungserfassungseinrichtung
SE9904521L (sv) * 1999-12-10 2001-06-11 Saab Marine Electronics Anordning vid nivåmätning i tankar
DE10060068C1 (de) * 2000-12-01 2002-06-27 Krohne Messtechnik Kg Füllstandsmeßgerät
US6677891B2 (en) * 2001-01-19 2004-01-13 Vega Grieshaber Kg Method and device for transmitting and receiving electromagnetic waves
US6640628B2 (en) * 2001-01-19 2003-11-04 Endress + Hauser Gmbh + Co. Kg Level-measuring device
US6353407B1 (en) * 2001-03-22 2002-03-05 The United States Of America As Represented By The Secretary Of The Navy Radar tank level indicating system for measurement of water content in shipboard tank involving identification of fuel-water interface
US6915689B2 (en) * 2002-11-21 2005-07-12 Saab Rosemount Tank Radar Ab Apparatus and method for radar-based level gauging
SE0300819D0 (sv) * 2003-03-21 2003-03-21 Saab Marine Electronics System and method in a radar level gauging system
WO2004083791A1 (en) * 2003-03-21 2004-09-30 Saab Rosemount Tank Radar Ab System and method in a radar level gauging system
US6988404B2 (en) 2003-12-11 2006-01-24 Ohmart/Vega Corporation Apparatus for use in measuring fluid levels
EP1707983B1 (en) * 2005-03-31 2010-12-29 AGELLIS Group AB Method and device for contactless level and interface detection
EP1707982A1 (en) * 2005-03-31 2006-10-04 AGELLIS Group AB Method for analysing a substance in a container
US7823446B2 (en) * 2006-11-06 2010-11-02 Rosemount Tank Radar Ab Pulsed radar level gauging with relative phase detection
DE102007042043A1 (de) * 2007-09-05 2009-03-12 Endress + Hauser Gmbh + Co. Kg Vorrichtung zur Ermittlung und Überwachung des Füllstands eines Füllguts in einem Behälter
DE102011010801B4 (de) * 2011-02-09 2016-01-07 Krohne Messtechnik Gmbh Mikrowellensendeeinrichtung und Füllstandmessgerät
DE102012021794B3 (de) * 2012-11-08 2014-01-16 Krohne Messtechnik Gmbh Messanordnung zur Bestimmung einer Messgröße
US9325077B2 (en) * 2013-11-12 2016-04-26 Rosemount Tank Radar Ab Radar level gauge system and reflector arrangement
DE102018126303B4 (de) * 2018-10-23 2021-03-11 Khs Gmbh Füllsystem zum Füllen von Behältern mit einem flüssigen Füllgut sowie Füllmaschine

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2960078A (en) * 1955-10-17 1960-11-15 Reining Helmut Paul Ott Gustav Door framework for open hearth furnaces or other industrial furnaces
GB829741A (en) * 1955-12-23 1960-03-09 Heem V D Nv A method and device for measuring small distances, especially the liquid level in liquid tanks
US3286098A (en) * 1963-02-28 1966-11-15 Mobil Oil Corp Methods and apparatus for determining factors related to sonic velocity in a gas
US3184969A (en) * 1963-06-10 1965-05-25 Gen Signal Corp Liquid level indication system
US3707717A (en) * 1971-06-25 1972-12-26 Gen Signal Corp Boat berthing monitor incorporating sonar and doppler radar techniques
DE2547759C3 (de) * 1975-10-24 1985-08-08 Endress U. Hauser Gmbh U. Co, 7867 Maulburg Schall-Echolot für die Messung von Füllständen
SU631786A1 (ru) * 1977-01-26 1978-11-05 Государственный Ордена Трудового Красного Знамени Всесоюзный Проектный Научно-Исследовательский Институт Цементной Промышленности Способ определени уровн строительного материала
US4221004A (en) * 1978-08-03 1980-09-02 Robertshaw Controls Company Adjustable ultrasonic level measurement device
US4578997A (en) * 1982-01-04 1986-04-01 Fischer & Porter Time-shaped AGC for ultrasonic liquid level meter of the echo-ranging type
NO152108C (no) * 1983-04-05 1985-08-14 Autronica As Nivaamaaler
DE3339984A1 (de) * 1983-11-04 1985-05-23 Endress U. Hauser Gmbh U. Co, 7867 Maulburg Schall- bzw. ultraschall-entfernungsmessgeraet
SE441306B (sv) * 1984-04-25 1985-09-23 Saab Marine Electronics Sett och anordning for metning av nivan hos ett i en behallare forvarat flytande material
SE456538B (sv) * 1984-06-01 1988-10-10 Saab Marine Electronics Sett och anordning for nivametning med mikrovagor
US4566321A (en) * 1985-01-18 1986-01-28 Transamerica Delaval Inc. Microwave tank-contents level measuring assembly with lens-obturated wall-opening
US4700567A (en) * 1985-11-21 1987-10-20 Halliburton Company Rheology test system
US4670754A (en) * 1985-12-30 1987-06-02 Transamerica Delaval, Inc. Microwave tank-contents level measuring assembly with a phase controlled lens
GB8607111D0 (en) * 1986-03-21 1986-04-30 Procontech Ltd Liquid level sensing
US4785664A (en) * 1986-04-28 1988-11-22 Kay-Ray, Inc. Ultrasonic sensor
DE3618021A1 (de) * 1986-05-28 1987-12-03 Krupp Gmbh Verfahren zum orten eines unterwasserziels
JPS6465420A (en) * 1987-09-05 1989-03-10 Kobe Steel Ltd Level measuring instrument
US4821569A (en) * 1987-10-30 1989-04-18 Fischer & Porter Co. Parasitic echo pulse rejector for ultrasonic liquid level meter

Also Published As

Publication number Publication date
EP0419636B1 (en) 1993-12-15
SE8901260L (sv) 1990-10-11
BR9006408A (pt) 1991-08-06
EP0419636A1 (en) 1991-04-03
NO905314L (no) 1990-12-13
NO179385C (no) 1996-09-25
SA90110002B1 (ar) 2004-01-26
KR940000144B1 (ko) 1994-01-07
AU5528890A (en) 1990-11-05
JPH03502493A (ja) 1991-06-06
DK0419636T3 (da) 1994-04-11
SE466519B (sv) 1992-02-24
US5070730A (en) 1991-12-10
DE69005245D1 (de) 1994-01-27
AU616357B2 (en) 1991-10-24
DE69005245T2 (de) 1994-03-31
SE8901260D0 (sv) 1989-04-10
KR920700396A (ko) 1992-02-19
CA2031453C (en) 1995-05-16
NO905314D0 (no) 1990-12-07
NO179385B (no) 1996-06-17
ES2048487T3 (es) 1994-03-16
FI97999B (fi) 1996-12-13
JPH068741B2 (ja) 1994-02-02
WO1990012292A1 (en) 1990-10-18
FI97999C (fi) 1997-03-25
CA2031453A1 (en) 1990-10-11

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Legal Events

Date Code Title Description
BB Publication of examined application
MM Patent lapsed
MM Patent lapsed

Owner name: SAAB MARINE ELECTRONIC AB