AU570869B2 - Ic engine karman vortex flowmeter - Google Patents

Ic engine karman vortex flowmeter

Info

Publication number
AU570869B2
AU570869B2 AU69718/87A AU6971887A AU570869B2 AU 570869 B2 AU570869 B2 AU 570869B2 AU 69718/87 A AU69718/87 A AU 69718/87A AU 6971887 A AU6971887 A AU 6971887A AU 570869 B2 AU570869 B2 AU 570869B2
Authority
AU
Australia
Prior art keywords
engine
karman vortex
vortex flowmeter
flowmeter
karman
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.)
Ceased
Application number
AU69718/87A
Other languages
English (en)
Other versions
AU6971887A (en
Inventor
Yasuo Tada
Akira Takahashi
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.)
Mitsubishi Electric Corp
Mitsubishi Motors Corp
Original Assignee
Mitsubishi Electric Corp
Mitsubishi Motors Corp
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 Mitsubishi Electric Corp, Mitsubishi Motors Corp filed Critical Mitsubishi Electric Corp
Publication of AU6971887A publication Critical patent/AU6971887A/en
Application granted granted Critical
Publication of AU570869B2 publication Critical patent/AU570869B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F9/00—Measuring volume flow relative to another variable, e.g. of liquid fuel for an engine
    • 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
    • G01F1/05—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 using mechanical effects
    • G01F1/20—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 using mechanical effects by detection of dynamic effects of the flow
    • G01F1/32—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 using mechanical effects by detection of dynamic effects of the flow using swirl flowmeters
    • G01F1/325—Means for detecting quantities used as proxy variables for swirl
    • G01F1/3282—Means for detecting quantities used as proxy variables for swirl for detecting variations in infrasonic, sonic or ultrasonic waves, due to modulation by passing through the swirling fluid

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
  • Measuring Volume Flow (AREA)
  • Details Of Flowmeters (AREA)
AU69718/87A 1986-03-11 1987-03-05 Ic engine karman vortex flowmeter Ceased AU570869B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP1986034817U JPH0524186Y2 (OSRAM) 1986-03-11 1986-03-11
JP61-34817 1986-03-11

Publications (2)

Publication Number Publication Date
AU6971887A AU6971887A (en) 1987-10-01
AU570869B2 true AU570869B2 (en) 1988-03-24

Family

ID=12424756

Family Applications (1)

Application Number Title Priority Date Filing Date
AU69718/87A Ceased AU570869B2 (en) 1986-03-11 1987-03-05 Ic engine karman vortex flowmeter

Country Status (6)

Country Link
US (1) US4869099A (OSRAM)
EP (1) EP0237343B1 (OSRAM)
JP (1) JPH0524186Y2 (OSRAM)
KR (1) KR900001383Y1 (OSRAM)
AU (1) AU570869B2 (OSRAM)
DE (1) DE3788238T2 (OSRAM)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU602629B2 (en) * 1988-04-19 1990-10-18 Mitsubishi Denki Kabushiki Kaisha Karman vortex flowmeter with signal waveform shaper circuit

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4815324A (en) * 1986-04-24 1989-03-28 Mitsubishi Denki Kabushiki Kaisha Intake air meter for an internal combustion engine
DE3800219A1 (de) * 1988-01-07 1989-07-20 Helmut Dipl Ing Roppelt Verfahren und messvorrichtung zur volumenbestimmung von abgasstroemen, insbesondere zur autoabgas-volumenbestimmung
AT395762B (de) * 1988-07-14 1993-03-25 Vaillant Gmbh Mit einem brenngas-luft-gemisch gespeister gasbrenner
DE4308191C2 (de) * 1992-03-21 1995-09-28 Horiba Ltd Gasanalysegerät
US5347873A (en) * 1993-04-09 1994-09-20 Badger Meter, Inc. Double wing vortex flowmeter with strouhal number corrector
US5728947A (en) * 1996-06-12 1998-03-17 Asahi/America, Inc. Ultrasonic vortex flowmeter having clamp-on housing
EP0813042B1 (en) * 1996-06-12 2007-11-07 Racine Federated Inc. Ultrasonic vortex flowmeter having remote signal processing
JP3532776B2 (ja) * 1998-10-20 2004-05-31 株式会社日立製作所 自動車用センサの取付け構造
EP1452715B1 (en) * 2001-10-12 2009-08-19 Yamaha Hatsudoki Kabushiki Kaisha Engine controller
US7139655B2 (en) * 2004-04-20 2006-11-21 Nissan Motor Co., Ltd. Intake air parameter estimating device for internal combustion engine
US7533579B2 (en) * 2006-01-19 2009-05-19 Invensys Systems, Inc. Reduced bore vortex flowmeter having a stepped intake
DE102011078004A1 (de) * 2011-06-22 2012-12-27 Robert Bosch Gmbh Sensoranordnung zur Bestimmung wenigstens einer Strömungseigenschaft eines mit einer Hauptströmungsrichtung strömenden fluiden Mediums

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0072033A2 (en) * 1981-08-11 1983-02-16 Mitsubishi Denki Kabushiki Kaisha Air flow rate measuring device and an internal combustion engine using the same
EP0187407A1 (en) * 1981-12-10 1986-07-16 The Babcock & Wilcox Company Processing vortex shedding frequency signals
AU7192187A (en) * 1986-04-24 1987-10-29 Mitsubishi Denki Kabushiki Kaisha Air intake meter for an internal combustion engine

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3818877A (en) * 1972-08-24 1974-06-25 Ford Motor Co Signal generating process for use in engine control
US3965730A (en) * 1975-04-28 1976-06-29 Ford Motor Company Vortex shedding device for use in measuring air flow rate into an internal combustion engine
US4240299A (en) * 1980-01-11 1980-12-23 J-Tec Associates, Inc. Method and apparatus for determining fluid density and mass flow
JPS606735Y2 (ja) * 1979-03-01 1985-03-05 三菱自動車工業株式会社 機関の吸気装置
JPS5697830A (en) * 1979-12-29 1981-08-06 Mitsubishi Electric Corp Karman vortex flow meter
US4299121A (en) * 1980-03-07 1981-11-10 Mutsubishi Denki Kabushiki Kaisha Suction system in an engine
JPS5791436A (en) * 1980-11-28 1982-06-07 Mitsubishi Electric Corp Detector for amount of suction air of internal combustion engine
JPS5856415A (ja) * 1981-09-30 1983-04-04 Semiconductor Energy Lab Co Ltd プラズマ気相法
DE3230829A1 (de) * 1982-08-19 1984-02-23 Bosch Gmbh Robert Verfahren zur messung des durchflusses eines pulsierenden mediums mit rueckstroemung
US4478087A (en) * 1982-09-20 1984-10-23 Mitsubishi Denki Kabushiki Kaisha Karman's vortex street flow meter

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0072033A2 (en) * 1981-08-11 1983-02-16 Mitsubishi Denki Kabushiki Kaisha Air flow rate measuring device and an internal combustion engine using the same
EP0187407A1 (en) * 1981-12-10 1986-07-16 The Babcock & Wilcox Company Processing vortex shedding frequency signals
AU7192187A (en) * 1986-04-24 1987-10-29 Mitsubishi Denki Kabushiki Kaisha Air intake meter for an internal combustion engine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU602629B2 (en) * 1988-04-19 1990-10-18 Mitsubishi Denki Kabushiki Kaisha Karman vortex flowmeter with signal waveform shaper circuit

Also Published As

Publication number Publication date
DE3788238D1 (de) 1994-01-05
JPS62146923U (OSRAM) 1987-09-17
DE3788238T2 (de) 1994-06-30
AU6971887A (en) 1987-10-01
EP0237343A3 (en) 1989-09-06
EP0237343A2 (en) 1987-09-16
EP0237343B1 (en) 1993-11-24
JPH0524186Y2 (OSRAM) 1993-06-21
US4869099A (en) 1989-09-26
KR870015232U (ko) 1987-10-24
KR900001383Y1 (ko) 1990-02-26

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