NL182751C - Ultrageluidsomzetter en de toepassing daarvan in een doorstroommeter. - Google Patents

Ultrageluidsomzetter en de toepassing daarvan in een doorstroommeter.

Info

Publication number
NL182751C
NL182751C NLAANVRAGE8004410,A NL8004410A NL182751C NL 182751 C NL182751 C NL 182751C NL 8004410 A NL8004410 A NL 8004410A NL 182751 C NL182751 C NL 182751C
Authority
NL
Netherlands
Prior art keywords
ultra
flow meter
sound transmitter
transmitter
sound
Prior art date
Application number
NLAANVRAGE8004410,A
Other languages
English (en)
Dutch (nl)
Other versions
NL182751B (nl
NL8004410A (nl
Original Assignee
Landis & Gyr Ag
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 Landis & Gyr Ag filed Critical Landis & Gyr Ag
Publication of NL8004410A publication Critical patent/NL8004410A/nl
Publication of NL182751B publication Critical patent/NL182751B/xx
Application granted granted Critical
Publication of NL182751C publication Critical patent/NL182751C/xx

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
    • B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
    • B06B1/06—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
    • B06B1/0644—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using a single piezoelectric element
    • B06B1/0662—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using a single piezoelectric element with an electrode on the sensitive surface
    • B06B1/0674—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using a single piezoelectric element with an electrode on the sensitive surface and a low impedance backing, e.g. air
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/66—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/66—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters
    • G01F1/662—Constructional details
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R17/00—Piezoelectric transducers; Electrostrictive transducers

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Measuring Volume Flow (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
NLAANVRAGE8004410,A 1979-08-02 1980-08-01 Ultrageluidsomzetter en de toepassing daarvan in een doorstroommeter. NL182751C (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH709679A CH642503A5 (en) 1979-08-02 1979-08-02 Ultrasound converter
CH709679 1979-08-02

Publications (3)

Publication Number Publication Date
NL8004410A NL8004410A (nl) 1981-02-04
NL182751B NL182751B (nl) 1987-12-01
NL182751C true NL182751C (nl) 1988-05-02

Family

ID=4319875

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE8004410,A NL182751C (nl) 1979-08-02 1980-08-01 Ultrageluidsomzetter en de toepassing daarvan in een doorstroommeter.

Country Status (7)

Country Link
CH (1) CH642503A5 (xx)
DE (1) DE2934031C2 (xx)
DK (1) DK151676C (xx)
FR (1) FR2462837B1 (xx)
IT (1) IT1132256B (xx)
NL (1) NL182751C (xx)
SE (1) SE441639B (xx)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2503517A1 (fr) * 1981-04-06 1982-10-08 Thomson Csf Transducteur piezo-electrique
GB2141902B (en) * 1983-05-23 1986-09-17 Raytheon Co Composite transducer
DK102592A (da) * 1992-08-18 1994-02-19 Reson System As Transducer med kavitationsmembran
DK0606536T3 (da) * 1993-01-11 1999-01-11 Landis & Gyr Tech Innovat Måleværdigiver med ultralydtransducer
DK0609561T3 (xx) * 1993-02-04 1997-02-24 Landis & Gyr Tech Innovat
DK172322B1 (da) * 1995-08-31 1998-03-16 Danfoss As Ultralydstransducer
DE19601570A1 (de) * 1996-01-17 1997-07-24 Siemens Ag Vorrichtung zur Aufnahme eines Schallwandlers und Ultraschall-Durchflußmesser mit derselben
DE29611678U1 (de) * 1996-07-04 1997-08-07 Siemens AG, 80333 München Schallwandler, insbesondere Ultraschallwandler
DE19820419A1 (de) * 1998-05-07 1999-11-18 Fraunhofer Ges Forschung Ultraschallwandler
DE19830132A1 (de) 1998-07-06 2000-01-13 Ulrich Gerber Verfahren und Vorrichtung zum Behandeln von Flüssigkeit und dafür geeignete Energiezufuhreinrichtung
EP0974814B1 (de) * 1998-07-22 2009-09-23 Endress + Hauser Flowtec AG Ultraschallwandler-Anordnung
DE10026568C2 (de) * 2000-05-30 2002-11-21 Siemens Ag Verbindungsstück für ein Ultraschallwandlergehäuse
WO2002071002A1 (de) * 2001-03-02 2002-09-12 Spanner-Pollux Gmbh Wandler für ultraschall-durchflussmesser
DE10158015B4 (de) * 2001-11-27 2010-10-14 Hydrometer Gmbh Ultraschallwandler und Durchflussmesser
FR2833450B1 (fr) 2001-12-07 2004-11-19 Thales Sa Antenne acoustique a grande puissance d'emission
ES2565635T3 (es) 2003-04-21 2016-04-06 Teijin Pharma Limited Aparato ultrasónico y método para medir la concentración y el caudal de gas
DE102005001899B4 (de) * 2005-01-14 2007-03-08 Landis+Gyr Gmbh Ultraschallkopf
DE102009046146A1 (de) * 2009-10-29 2011-05-12 Robert Bosch Gmbh Ultraschallwandler zum Einsatz in einem fluiden Medium
DE102009046147A1 (de) 2009-10-29 2011-05-05 Robert Bosch Gmbh Ultraschallwandler zum Einsatz in einem fluiden Medium
DE102009046148A1 (de) * 2009-10-29 2011-05-05 Robert Bosch Gmbh Ultraschallwandler zum Einsatz in einem fluiden Medium
DE102010000967A1 (de) * 2010-01-18 2011-07-21 Robert Bosch GmbH, 70469 Ultraschallwandler zum Einsatz in einem fluiden Medium
DE102012100032B4 (de) * 2012-01-03 2016-04-07 Dr. Raubenheimer GmbH Wasserreinigungssystem und Verfahren zur Behandlung von Wasser
FR3102304B1 (fr) 2019-10-17 2021-10-15 Sagemcom Energy & Telecom Sas Support de cellule piézoélectrique de transducteur ultrasonore

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE743301C (de) * 1938-08-30 1943-12-22 Mix & Genest Ag Feuchtigkeitsgeschuetztes Kapselmikrofon
DE899574C (de) * 1941-08-16 1953-12-14 Siemens Ag Piezoelektrischer Schwingungserzeuger
DE1101831B (de) * 1959-07-23 1961-03-09 Siemens Ag Unter einem Fluessigkeitsspiegel arbeitender Ultraschallgeber
NL283763A (xx) * 1961-09-29
US3555311A (en) * 1969-01-23 1971-01-12 Marquardt Corp High pressure piezoelectric transducer
DE2223531B1 (de) * 1972-05-15 1973-11-08 Siemens Ag Elektroakustischer wandler
CH557698A (fr) * 1972-08-23 1975-01-15 Ciba Geigy Ag Procede de fractionnement d'un liquide, dispositif mettant en oeuvre ce procede et application de ce procede a la granulation d'un produit liquefie au prealable.

Also Published As

Publication number Publication date
DK330480A (da) 1981-02-03
NL182751B (nl) 1987-12-01
FR2462837B1 (fr) 1986-05-23
IT8023694A0 (it) 1980-07-25
CH642503A5 (en) 1984-04-13
DE2934031C2 (de) 1981-07-30
SE8005519L (sv) 1981-02-13
DK151676B (da) 1987-12-21
IT1132256B (it) 1986-07-02
DE2934031B1 (de) 1980-10-09
FR2462837A1 (fr) 1981-02-13
NL8004410A (nl) 1981-02-04
SE441639B (sv) 1985-10-21
DK151676C (da) 1988-05-24

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
A85 Still pending on 85-01-01
V1 Lapsed because of non-payment of the annual fee