DE2618944C3 - Vorrichtung zur Ultraschallmessung der Strömungsmenge von Gas - Google Patents

Vorrichtung zur Ultraschallmessung der Strömungsmenge von Gas

Info

Publication number
DE2618944C3
DE2618944C3 DE2618944A DE2618944A DE2618944C3 DE 2618944 C3 DE2618944 C3 DE 2618944C3 DE 2618944 A DE2618944 A DE 2618944A DE 2618944 A DE2618944 A DE 2618944A DE 2618944 C3 DE2618944 C3 DE 2618944C3
Authority
DE
Germany
Prior art keywords
measuring tube
flow rate
ultrasonic transducer
inlet end
gas
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
DE2618944A
Other languages
German (de)
English (en)
Other versions
DE2618944A1 (de
DE2618944B2 (de
Inventor
Massimo Housse
Mauro Lagonigro
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of DE2618944A1 publication Critical patent/DE2618944A1/de
Publication of DE2618944B2 publication Critical patent/DE2618944B2/de
Application granted granted Critical
Publication of DE2618944C3 publication Critical patent/DE2618944C3/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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Volume Flow (AREA)
DE2618944A 1975-04-30 1976-04-29 Vorrichtung zur Ultraschallmessung der Strömungsmenge von Gas Expired DE2618944C3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT68095/75A IT1032783B (it) 1975-04-30 1975-04-30 Dispositivo per misurare mediante ultrasuoni la portata in massadi gas

Publications (3)

Publication Number Publication Date
DE2618944A1 DE2618944A1 (de) 1976-11-04
DE2618944B2 DE2618944B2 (de) 1978-04-13
DE2618944C3 true DE2618944C3 (de) 1978-12-21

Family

ID=11307810

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2618944A Expired DE2618944C3 (de) 1975-04-30 1976-04-29 Vorrichtung zur Ultraschallmessung der Strömungsmenge von Gas

Country Status (5)

Country Link
US (1) US4014210A (OSRAM)
DE (1) DE2618944C3 (OSRAM)
FR (1) FR2309837A1 (OSRAM)
GB (1) GB1519097A (OSRAM)
IT (1) IT1032783B (OSRAM)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1071241B (it) * 1976-07-09 1985-04-02 Fiat Spa Dispositivo per effettuare..mediante ultrasuoni..la misura della portata d aria in massa nel condotto di aspirazione di motori ad iniezione pilotata dal dispositivo stesso
US4140012A (en) * 1977-11-07 1979-02-20 Envirotech Corporation Small pipe flowmeter
DE3039710C2 (de) * 1980-09-25 1983-01-13 LGZ Landis & Gyr Zug AG, 6301 Zug Meßwertgeber zur Bestimmung der Durchflußmenge einer strömenden Flüssigkeit
CH648932A5 (de) * 1980-12-09 1985-04-15 Landis & Gyr Ag Messwertgeber zur bestimmung der durchflussmenge einer stroemenden fluessigkeit.
US4523478A (en) * 1983-08-18 1985-06-18 Nusonics, Inc. Sonic flow meter having improved flow straighteners
DE102006037059A1 (de) * 2006-08-08 2008-02-14 Siemens Ag Verfahren zur Luftmassenmessung und Luftmassensensor
ITMI20090320A1 (it) * 2009-03-05 2010-09-06 Barberi Rubinetterie Ind S R L Valvola regolatrice di portata

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3468157A (en) * 1966-03-03 1969-09-23 Phillips Petroleum Co Acoustical apparatus for detecting the composition of a gas
US3817098A (en) * 1972-08-09 1974-06-18 Saratoga Systems Axial fluid flow and sound speed
IT1016750B (it) * 1974-08-01 1977-06-20 Fiat Spa Dispositivo per effettuare median te ultrasuoni la misura della por tata d aria in massa nel condotto di aspirazione di motori a combu stione interna

Also Published As

Publication number Publication date
IT1032783B (it) 1979-06-20
GB1519097A (en) 1978-07-26
DE2618944A1 (de) 1976-11-04
FR2309837A1 (fr) 1976-11-26
DE2618944B2 (de) 1978-04-13
US4014210A (en) 1977-03-29
FR2309837B1 (OSRAM) 1978-05-19

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
EGA New person/name/address of the applicant
8339 Ceased/non-payment of the annual fee