DE3366731D1 - Measuring apparatus - Google Patents

Measuring apparatus

Info

Publication number
DE3366731D1
DE3366731D1 DE8383200716T DE3366731T DE3366731D1 DE 3366731 D1 DE3366731 D1 DE 3366731D1 DE 8383200716 T DE8383200716 T DE 8383200716T DE 3366731 T DE3366731 T DE 3366731T DE 3366731 D1 DE3366731 D1 DE 3366731D1
Authority
DE
Germany
Prior art keywords
measuring
measuring apparatus
pendulum
actuating
measuring device
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.)
Expired
Application number
DE8383200716T
Other languages
English (en)
Inventor
Eduardus Stoffelen
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.)
EGEMIN ELEKT GOEDER MARINE IND
Original Assignee
EGEMIN ELEKT GOEDER MARINE IND
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 EGEMIN ELEKT GOEDER MARINE IND filed Critical EGEMIN ELEKT GOEDER MARINE IND
Application granted granted Critical
Publication of DE3366731D1 publication Critical patent/DE3366731D1/de
Expired legal-status Critical Current

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
    • G01F23/296—Acoustic waves
    • G01F23/2966—Acoustic waves making use of acoustical resonance or standing waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/02—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using mechanical means
    • G01D5/08—Reducing the effects of friction, e.g. by applying vibrations
    • 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
    • G01F23/0023—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 with a probe suspended by a wire or thread
    • 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
    • G01F23/2966—Acoustic waves making use of acoustical resonance or standing waves
    • G01F23/2967—Acoustic waves making use of acoustical resonance or standing waves for discrete levels
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K5/00—Measuring temperature based on the expansion or contraction of a material
    • G01K5/48—Measuring temperature based on the expansion or contraction of a material the material being a solid
    • G01K5/50—Measuring temperature based on the expansion or contraction of a material the material being a solid arranged for free expansion or contraction
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N11/00—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties
    • G01N11/10—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties by moving a body within the material
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N9/00—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity
    • G01N9/002—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity using variation of the resonant frequency of an element vibrating in contact with the material submitted to analysis
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/028—Material parameters
    • G01N2291/02836—Flow rate, liquid level

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Immunology (AREA)
  • Biochemistry (AREA)
  • Electromagnetism (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Thermal Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Acoustics & Sound (AREA)
  • Pathology (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Spectrometry And Color Measurement (AREA)
  • Measurement Of Radiation (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Level Indicators Using A Float (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Preparing Plates And Mask In Photomechanical Process (AREA)
  • Length Measuring Devices With Unspecified Measuring Means (AREA)
  • A Measuring Device Byusing Mechanical Method (AREA)
  • Testing Or Calibration Of Command Recording Devices (AREA)
DE8383200716T 1982-06-07 1983-05-20 Measuring apparatus Expired DE3366731D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
LU84185A LU84185A1 (fr) 1982-06-07 1982-06-07 Appareil de mesure

Publications (1)

Publication Number Publication Date
DE3366731D1 true DE3366731D1 (en) 1986-11-13

Family

ID=19729892

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8383200716T Expired DE3366731D1 (en) 1982-06-07 1983-05-20 Measuring apparatus

Country Status (11)

Country Link
US (1) US4601200A (de)
EP (1) EP0097385B1 (de)
JP (1) JPS5963557A (de)
AT (1) ATE22726T1 (de)
CA (1) CA1227058A (de)
DE (1) DE3366731D1 (de)
FI (1) FI77933C (de)
HK (1) HK104788A (de)
LU (1) LU84185A1 (de)
MY (1) MY103950A (de)
SG (1) SG57188G (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4908776A (en) * 1987-11-23 1990-03-13 Ford Aerospace & Communications Corporation Spacecraft fuel measurement
BE1002535A3 (nl) * 1988-10-07 1991-03-12 Elek Citeit Voor Goederenbehan Meettoestel.
DE10057974A1 (de) * 2000-11-22 2002-05-23 Endress Hauser Gmbh Co Verfahren und Vorrichtung zur Feststellung und/oder Überwachung des Füllstands eines Mediums in einem Behälter bzw. zur Ermittlung der Dichte eines Mediums in einem Behälter
DE10357813B4 (de) * 2003-12-10 2006-06-14 Kirstein, Gerhard, Dipl.-Ing. Flüssigkeitsstand-Messverfahren und -Messvorrichtung
DE102006033819A1 (de) * 2006-07-19 2008-01-24 Endress + Hauser Gmbh + Co. Kg Vorrichtung zur Bestimmung und/oder Überwachung einer Prozessgröße eines Mediums
EP1923215A1 (de) * 2006-11-14 2008-05-21 Nederlandse Organisatie voor toegepast-natuurwetenschappelijk Onderzoek TNO Hochdruckdrucksystem mit konstantem Durchfluss
DE102007034585A1 (de) * 2007-07-25 2009-01-29 Continental Automotive Gmbh Anordnung zum Bestimmen einer Kenngröße eines Fluids, Sensorvorrichtung und Verwendung in einem Kraftfahrzeug
US9058729B2 (en) * 2012-09-13 2015-06-16 GM Global Technology Operations LLC In-situ overheat alert for equipment
US9291742B2 (en) * 2014-02-17 2016-03-22 Micro-G Lacoste, Inc. Double pendulum gravimeter and method of measuring gravity using the same
US10107784B2 (en) 2014-12-29 2018-10-23 Concentric Meter Corporation Electromagnetic transducer
US10126266B2 (en) 2014-12-29 2018-11-13 Concentric Meter Corporation Fluid parameter sensor and meter
WO2016109447A1 (en) 2014-12-29 2016-07-07 Concentric Meter Corporation Fluid parameter sensor and meter
CN110375827B (zh) * 2019-07-22 2020-08-04 江苏鑫亚达仪表制造有限公司 一种基于声波衰减变化的动态水位检测器

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1447185A (en) * 1923-03-06 Paper tester
US1893749A (en) * 1929-09-27 1933-01-10 Central Scientific Co Viscosity apparatus
US2033964A (en) * 1930-10-21 1936-03-17 Baldwin Southwark Corp Pendulum type material testing apparatus
US2239726A (en) * 1938-01-11 1941-04-29 American Can Co Device for measuring consistency of a product
US2883855A (en) * 1953-07-20 1959-04-28 Spengler Gunter Grease testing machine
DE1498556A1 (de) * 1962-07-21 1969-04-03 Martin Beger Geraet zur kontinuierlichen Dichtemessung von Fluessigkeiten
US3206979A (en) * 1963-06-17 1965-09-21 Automation Prod Apparatus for measuring material level
US3208281A (en) * 1964-04-14 1965-09-28 Henry P Kalmus Shortest-path mechanical wave depth gauge
US3372592A (en) * 1966-08-22 1968-03-12 Marine Moisture Control Co Single-wire mechanical wave depth gauge
DE2012475A1 (de) * 1970-03-17 1971-12-23 Roland Offsetmaschf Füllstands-Fühler
SE366588B (de) * 1971-12-01 1974-04-29 Project Ind Produkter Ab
BE794254A (fr) * 1972-01-22 1973-05-16 Fur Pat Fab Procede et dispositif pour mesurer l'ecartement entre une partie localement fixe et une partie mobile
US4000653A (en) * 1972-07-24 1977-01-04 James E. Reith Trolling apparatus
DE2250120A1 (de) * 1972-10-13 1974-05-02 Rapp Elektronik Gmbh Fuellstandsmessgeraet
JPS5010657A (de) * 1973-05-28 1975-02-03
JPS535947B2 (de) * 1973-06-11 1978-03-03
JPS5115483A (en) * 1974-07-29 1976-02-06 Mitsubishi Rayon Co Sokoshijobutsuno choryokukenchihoho
CH613281A5 (de) * 1977-01-10 1979-09-14 Walter Alfred Ag
JPS5446364U (de) * 1977-09-06 1979-03-30
US4170311A (en) * 1978-01-19 1979-10-09 Automatic Terminal Information Systems, Inc. Level measuring system
US4219133A (en) * 1978-09-05 1980-08-26 Intermountain Research And Development Corporation Storage level monitor

Also Published As

Publication number Publication date
FI77933C (fi) 1989-05-10
HK104788A (en) 1988-12-30
CA1227058A (fr) 1987-09-22
ATE22726T1 (de) 1986-10-15
JPH03563B2 (de) 1991-01-08
FI831943L (fi) 1983-12-08
EP0097385A1 (de) 1984-01-04
JPS5963557A (ja) 1984-04-11
MY103950A (en) 1993-10-30
FI831943A0 (fi) 1983-05-31
SG57188G (en) 1989-01-27
EP0097385B1 (de) 1986-10-08
US4601200A (en) 1986-07-22
LU84185A1 (fr) 1983-09-02
FI77933B (fi) 1989-01-31

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee