IT1176912B - Apparecchio acustico o a ultrasuoni per la misura delle distanze - Google Patents

Apparecchio acustico o a ultrasuoni per la misura delle distanze

Info

Publication number
IT1176912B
IT1176912B IT23079/84A IT2307984A IT1176912B IT 1176912 B IT1176912 B IT 1176912B IT 23079/84 A IT23079/84 A IT 23079/84A IT 2307984 A IT2307984 A IT 2307984A IT 1176912 B IT1176912 B IT 1176912B
Authority
IT
Italy
Prior art keywords
acoustic
distance measurement
ultrasonic apparatus
ultrasonic
measurement
Prior art date
Application number
IT23079/84A
Other languages
English (en)
Other versions
IT8423079A0 (it
IT8423079A1 (it
Inventor
Juergen Lau
Original Assignee
Endress Hauser Gmbh Co
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 Endress Hauser Gmbh Co filed Critical Endress Hauser Gmbh Co
Publication of IT8423079A0 publication Critical patent/IT8423079A0/it
Publication of IT8423079A1 publication Critical patent/IT8423079A1/it
Application granted granted Critical
Publication of IT1176912B publication Critical patent/IT1176912B/it

Links

Classifications

    • 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
    • G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
    • G01S7/523—Details of pulse systems
    • G01S7/526—Receivers
    • G01S7/529—Gain of receiver varied automatically during pulse-recurrence period
    • 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
    • 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
    • Y10S367/90—Sonar time varied gain control systems
    • 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)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Acoustics & Sound (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
IT23079/84A 1983-11-04 1984-10-10 Apparecchio acustico o a ultrasuoni per la misura delle distanze IT1176912B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19833339984 DE3339984A1 (de) 1983-11-04 1983-11-04 Schall- bzw. ultraschall-entfernungsmessgeraet

Publications (3)

Publication Number Publication Date
IT8423079A0 IT8423079A0 (it) 1984-10-10
IT8423079A1 IT8423079A1 (it) 1986-04-10
IT1176912B true IT1176912B (it) 1987-08-18

Family

ID=6213507

Family Applications (1)

Application Number Title Priority Date Filing Date
IT23079/84A IT1176912B (it) 1983-11-04 1984-10-10 Apparecchio acustico o a ultrasuoni per la misura delle distanze

Country Status (8)

Country Link
US (1) US4675854A (it)
JP (1) JPS60174972A (it)
CA (1) CA1238109A (it)
CH (1) CH664834A5 (it)
DE (1) DE3339984A1 (it)
FR (1) FR2554579B1 (it)
GB (1) GB2151356B (it)
IT (1) IT1176912B (it)

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US4831565A (en) * 1986-10-03 1989-05-16 Canadian Corporate Management Company Limited Process control equipment for adverse environments
US4821215A (en) * 1986-10-03 1989-04-11 Canadian Corporate Management Company Limited Monitoring equipment for adverse environments
AU598116B2 (en) * 1987-04-22 1990-06-14 Siemens Milltronics Process Instruments Inc. Acoustic range finding system
US4821569A (en) * 1987-10-30 1989-04-18 Fischer & Porter Co. Parasitic echo pulse rejector for ultrasonic liquid level meter
US4901245A (en) * 1987-12-01 1990-02-13 Moore Technologies, Inc. Nonintrusive acoustic liquid level sensor
DE3812293A1 (de) * 1988-04-13 1989-10-26 Endress Hauser Gmbh Co Fuellstandsmessgeraet
US4935884A (en) * 1988-04-28 1990-06-19 Champlin Electronics, Inc. Sonic pipe length detector
JP2660544B2 (ja) * 1988-05-24 1997-10-08 ナイルス部品株式会社 超音波距離センサ
US4975889A (en) * 1988-06-16 1990-12-04 Petrucelli Steven P Acoustic ranging apparatus and method
DE3835406A1 (de) * 1988-10-18 1990-04-19 Danfoss As Vorrichtung zum messen eines fuellstandes
SE466519B (sv) * 1989-04-10 1992-02-24 Saab Marine Electronics Anordning foer maetning av nivaan av ett i en behaallare befintligt fluidum
DE3937585C2 (de) * 1989-11-11 1998-11-05 Teves Gmbh Alfred Einrichtung zur Abstandsmessung
US5095747A (en) * 1989-12-26 1992-03-17 Barnstead Thermolyne Corporation Cryogenic liquid level sensing apparatus
DE4003774A1 (de) * 1990-02-08 1991-08-14 Fraunhofer Ges Forschung Verfahren zur kompensation der entfernungsabhaengigen schallintensitaet eines ultraschall-entfernungsmesssensors
DE4004683A1 (de) * 1990-02-15 1991-08-22 Egner Siegfried Vorrichtung zur begrenzung des abflusses eines wasserbeckens
US5131271A (en) * 1990-04-16 1992-07-21 Magnetrol International, Inc. Ultrasonic level detector
US5261274A (en) * 1990-05-25 1993-11-16 Daniel M. Nemirow Dynamic volumetric instrument gauge
JPH0421921U (it) * 1990-06-15 1992-02-24
JPH04148562A (ja) * 1990-10-12 1992-05-21 Kawasaki Steel Corp 集積回路
US5085077A (en) * 1991-01-07 1992-02-04 Capscan Sales Incorporate Ultrasonic liquid measuring device for use in storage tanks containing liquids having a non-uniform vapor density
DE4204414C1 (en) * 1992-02-14 1993-06-24 Endress U. Hauser Gmbh U. Co, 7864 Maulburg, De Pulse echo level measuring instrument with pulse transceiver - has circuits to derive distance between transceiver and reflection surface from time between single or multiple echo pulses
US5305485A (en) * 1993-01-04 1994-04-26 Whirlpool Corporation Cloth detection system for an automatic washer
EP0705444B1 (de) * 1993-06-22 1997-03-05 Siemens Aktiengesellschaft Verfahren und vorrichtung zur messung des abstandes eines objektes von einer ultraschall-sende-empfangseinheit
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
DE19714973C2 (de) * 1997-04-10 1999-02-11 Endress Hauser Gmbh Co Verfahren und Anordnung zur Feststellung einer Überfüllung bei der Messung des Füllstands einer Flüssigkeit in einem Behälter nach dem Impulslaufzeitverfahren
US5880364A (en) * 1997-10-31 1999-03-09 Cosense, Inc. Non-contact ultrasonic micromeasurement system
DE19844855A1 (de) * 1998-09-30 2000-04-27 Pil Sensoren Gmbh Verfahren zum Betrieb einer Schaltungsanordnung für den Empfang von Ultraschall-Signalen
EP1069438A1 (de) * 1999-07-15 2001-01-17 Endress + Hauser Gmbh + Co. Verfahren und Vorrichtung zur hochgenauen Bestimmung des Füllstandes eines Füllguts in einem Behälter
US6323441B1 (en) * 2000-03-10 2001-11-27 Honeywell International Inc. Ultrasonic distance measuring system for monitoring railroad car loads
US6345683B1 (en) 2000-04-06 2002-02-12 Nortek Usa, Llc System and method for an improved device for measuring water levels
DE10041094A1 (de) * 2000-08-22 2003-12-04 Bosch Gmbh Robert Sensorsystem und Verfharen, insbesondere zur Entfernungsbestimmung
DE10049995A1 (de) * 2000-10-10 2002-04-11 Endress Hauser Gmbh Co Füllstandsmessgerät
EP1344087B1 (de) 2000-12-14 2006-07-19 Pepperl + Fuchs Gmbh Adaptive komparatorschaltung und akustischer entfernungssensor mit einer derartigen schaltung
US6679115B2 (en) * 2001-02-14 2004-01-20 Endress + Hauser Gmbh + Co. Apparatus for determining the filling level of a product in a container
DE10139242A1 (de) * 2001-08-09 2003-03-06 Grieshaber Vega Kg Verfahren und Vorrichtung zum Erfassen eines Befüllvorgangs
DE10325953A1 (de) * 2003-06-07 2004-12-23 Jäger, Frank-Michael Verfahren und Vorrichtung zur Messung von Niveauhöhen geschichteter Flüssigkeiten
US20060265152A1 (en) * 2005-05-03 2006-11-23 Wall Graham D Level measurement device operating under stored program control and including a program update module mechanism
US7562570B2 (en) * 2006-03-13 2009-07-21 Oleumtech Corporation Ultrasonic oil/water tank level monitor having wireless transmission means
DE102007057282A1 (de) * 2007-11-28 2009-06-04 National Semiconductor Germany Ag Integrierte Schaltungsanordnung zur Erzeugung eines digitalen Verstärkungseinstellsignals
DE102008031320A1 (de) 2008-07-02 2010-01-07 Mayser Gmbh & Co. Kg Einrichtung und Verfahren zur Ultraschall-Bereichsüberwachung

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DE957824C (de) * 1957-01-17 Atlas-Werke Aktiengesellschaft Bremen Verfahren und Vorrichtung zum Impulsbetrieb von Schallschwmgern
DE1094026B (de) * 1954-03-08 1960-12-01 Raytheon Mfg Co Verfahren und Vorrichtung zur Erzeugung eines kurzen abklingenden Schwingungszuges fuer die Echolotung
US4204280A (en) * 1962-11-21 1980-05-20 The United States Of America As Represented By The Secretary Of The Navy Underwater signal discrimination system
US3683324A (en) * 1970-06-19 1972-08-08 Lowrance Electronics Mfg Depth meter having improved time varying gain control
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DE2623892B2 (de) * 1976-05-28 1980-05-14 Karl Deutsch Pruef- Und Messgeraetebau, 5600 Wuppertal Verfahren zum Bewerten von Ultraschall-Signalen in Ultraschall-Prüfgeräten für die zerstörungsfreie Werkstoffprüfung
DE2632674B2 (de) * 1976-07-16 1978-06-08 Karl Deutsch Pruef- Und Messgeraetebau, 5600 Wuppertal Elektronische Einrichtung zur taktweisen Erfassung, Aus- und Bewertung von Impulsen bei der zerstörungsfreien Ultraschall-Werkstoffprüfung
JPS6044626B2 (ja) * 1979-05-21 1985-10-04 横河電機株式会社 超音波測定装置
CA1159945A (en) * 1979-09-20 1984-01-03 George Kossoff Signal processing equipment for ultrasonic visualisation
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JPS56110066A (en) * 1980-02-06 1981-09-01 Tech Res & Dev Inst Of Japan Def Agency Guidance system in underwater cruising body
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JPS57144476A (en) * 1981-03-02 1982-09-07 Yokogawa Hokushin Electric Corp Signal detecting circuit
US4420824A (en) * 1981-04-13 1983-12-13 Lowrance Electronics, Inc. Sonar apparatus having improved gain control
GB2100431B (en) * 1981-06-15 1985-03-06 Atomic Energy Authority Uk Detection of ultrasonic signals from disturbed liquid interfaces or surfaces
GB2107870B (en) * 1981-08-18 1985-04-11 Geotechnical Monitoring Limite Apparatus for measuring distances within elongate enclosures

Also Published As

Publication number Publication date
GB2151356A (en) 1985-07-17
GB2151356B (en) 1987-01-07
JPS60174972A (ja) 1985-09-09
DE3339984C2 (it) 1987-09-03
DE3339984A1 (de) 1985-05-23
CA1238109A (en) 1988-06-14
FR2554579A1 (fr) 1985-05-10
IT8423079A0 (it) 1984-10-10
US4675854A (en) 1987-06-23
CH664834A5 (de) 1988-03-31
IT8423079A1 (it) 1986-04-10
FR2554579B1 (fr) 1990-08-03
GB8424741D0 (en) 1984-11-07

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19950929