GB2160314B - Karman vortex flowmeters - Google Patents

Karman vortex flowmeters

Info

Publication number
GB2160314B
GB2160314B GB08502845A GB8502845A GB2160314B GB 2160314 B GB2160314 B GB 2160314B GB 08502845 A GB08502845 A GB 08502845A GB 8502845 A GB8502845 A GB 8502845A GB 2160314 B GB2160314 B GB 2160314B
Authority
GB
United Kingdom
Prior art keywords
karman vortex
vortex flowmeters
flowmeters
karman
vortex
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
GB08502845A
Other versions
GB2160314A (en
GB8502845D0 (en
Inventor
Noriomi Miyoshi
Michihiko Tsuruoka
Mutsumi Nagumo
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.)
Fuji Electric Co Ltd
Original Assignee
Fuji Electric Co Ltd
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
Priority claimed from JP56179072A external-priority patent/JPS5880525A/en
Priority claimed from JP56179071A external-priority patent/JPS5880524A/en
Priority claimed from JP56179070A external-priority patent/JPS5880523A/en
Priority claimed from JP57066331A external-priority patent/JPS58184512A/en
Priority claimed from JP57066330A external-priority patent/JPS58184511A/en
Priority claimed from JP8936482U external-priority patent/JPS58191522U/en
Priority claimed from JP57102675A external-priority patent/JPS58219415A/en
Priority claimed from JP57102673A external-priority patent/JPS58218617A/en
Priority claimed from JP57102677A external-priority patent/JPS58219417A/en
Priority claimed from JP57102674A external-priority patent/JPS58219414A/en
Priority claimed from JP57102676A external-priority patent/JPS58219416A/en
Application filed by Fuji Electric Co Ltd filed Critical Fuji Electric Co Ltd
Publication of GB8502845D0 publication Critical patent/GB8502845D0/en
Publication of GB2160314A publication Critical patent/GB2160314A/en
Publication of GB2160314B publication Critical patent/GB2160314B/en
Application granted granted Critical
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
    • G01F1/05—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
    • G01F1/3209—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 using Karman vortices
    • G01F1/3218—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 using Karman vortices bluff body design
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/18—Circuit arrangements for generating control signals by measuring intake air flow
    • F02D41/185—Circuit arrangements for generating control signals by measuring intake air flow using a vortex flow sensor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M69/00—Low-pressure fuel-injection apparatus ; Apparatus with both continuous and intermittent injection; Apparatus injecting different types of fuel
    • F02M69/46—Details, component parts or accessories not provided for in, or of interest apart from, the apparatus covered by groups F02M69/02 - F02M69/44
    • F02M69/48—Arrangement of air sensors
    • 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
    • G01F1/3259—Means for detecting quantities used as proxy variables for swirl for detecting fluid pressure oscillations
GB08502845A 1981-11-10 1985-02-05 Karman vortex flowmeters Expired GB2160314B (en)

Applications Claiming Priority (11)

Application Number Priority Date Filing Date Title
JP56179072A JPS5880525A (en) 1981-11-10 1981-11-10 Karman vortex flowmeter
JP56179070A JPS5880523A (en) 1981-11-10 1981-11-10 Karman vortex flowmeter
JP56179071A JPS5880524A (en) 1981-11-10 1981-11-10 Karman vortex flowmeter
JP57066330A JPS58184511A (en) 1982-04-22 1982-04-22 Intake air flowmeter of engine
JP57066331A JPS58184512A (en) 1982-04-22 1982-04-22 Karman's vortex street flowmeter
JP57102675A JPS58219415A (en) 1982-06-15 1982-06-15 Karman's vortex street flowmeter
JP57102673A JPS58218617A (en) 1982-06-15 1982-06-15 Karman's vortex stress flowmeter
JP8936482U JPS58191522U (en) 1982-06-15 1982-06-15 Karman vortex flow meter
JP57102677A JPS58219417A (en) 1982-06-15 1982-06-15 Intake air flowmeter of engine
JP57102674A JPS58219414A (en) 1982-06-15 1982-06-15 Karman's vortex street flowmeter
JP57102676A JPS58219416A (en) 1982-06-15 1982-06-15 Karman's vortex street flowmeter

Publications (3)

Publication Number Publication Date
GB8502845D0 GB8502845D0 (en) 1985-03-06
GB2160314A GB2160314A (en) 1985-12-18
GB2160314B true GB2160314B (en) 1986-05-29

Family

ID=27582058

Family Applications (6)

Application Number Title Priority Date Filing Date
GB08502843A Expired GB2159946B (en) 1981-11-10 1982-11-10 Karmen vortex flowmeters
GB08232154A Expired GB2112938B (en) 1981-11-10 1982-11-10 Karman vortex flowmeters
GB08502849A Expired GB2160318B (en) 1981-11-10 1985-02-05 Karman vortex flowmeters
GB08502848A Expired GB2160317B (en) 1981-11-10 1985-02-05 Karman vortex flowmeters
GB08502847A Expired GB2160316B (en) 1981-11-10 1985-02-05 Karman vortex flowmeters
GB08502845A Expired GB2160314B (en) 1981-11-10 1985-02-05 Karman vortex flowmeters

Family Applications Before (5)

Application Number Title Priority Date Filing Date
GB08502843A Expired GB2159946B (en) 1981-11-10 1982-11-10 Karmen vortex flowmeters
GB08232154A Expired GB2112938B (en) 1981-11-10 1982-11-10 Karman vortex flowmeters
GB08502849A Expired GB2160318B (en) 1981-11-10 1985-02-05 Karman vortex flowmeters
GB08502848A Expired GB2160317B (en) 1981-11-10 1985-02-05 Karman vortex flowmeters
GB08502847A Expired GB2160316B (en) 1981-11-10 1985-02-05 Karman vortex flowmeters

Country Status (2)

Country Link
DE (1) DE3241988A1 (en)
GB (6) GB2159946B (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2145818B (en) * 1983-08-24 1987-02-04 Gen Electric Co Plc Flowmeters
US4520678A (en) * 1983-09-13 1985-06-04 The Foxboro Company Small line-size vortex meter
US4838092A (en) * 1986-03-15 1989-06-13 Oval Engineering Co., Ltd. Vortex flow meter
JPS62245921A (en) * 1986-04-18 1987-10-27 Honda Motor Co Ltd Karman's vortex street flow meter
JPS62245922A (en) * 1986-04-18 1987-10-27 Honda Motor Co Ltd Karman's vortex street flow meter
US4782710A (en) * 1986-04-30 1988-11-08 Fuji Electric Co., Ltd. Karman vortex flow meter
GB2211612B (en) * 1987-10-27 1991-10-23 Fuji Electric Co Ltd Karman vortex flow meter
GB8819782D0 (en) * 1988-08-19 1988-09-21 Bentley J P Flowmeters
DE102012109580A1 (en) * 2012-10-09 2014-04-10 Prüftechnik Dieter Busch AG Sensor arrangement and method for producing a sensor arrangement
CN105444833B (en) * 2015-12-22 2018-10-19 南京铂锐能源科技有限公司 A kind of equal pressure chamber, its installation method and the section formula gas flow surveying instrument comprising it
US10175083B1 (en) * 2017-08-30 2019-01-08 Schneider Electric Systems Usa, Inc. Vortex flowmeter having injection cleaning ports

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3589185A (en) * 1969-09-04 1971-06-29 Fischer & Porter Co Vortex type flowmeter
JPS4621501Y1 (en) 1970-04-07 1971-07-24
JPS50148722A (en) * 1974-05-22 1975-11-28
DD127531A1 (en) * 1976-07-15 1977-09-28
JPS5536933A (en) 1978-09-06 1980-03-14 Toshiba Corp Manufacturing of infrared detection array element
US4262544A (en) * 1979-02-21 1981-04-21 Fischer & Porter Co. Torque-transducer for vortex-shedding flowmeter having torsional sensor
US4226117A (en) * 1979-02-21 1980-10-07 Fischer & Porter Co. Vortex-shedding flowmeter having drag-actuated torsional sensor
US4329880A (en) * 1979-05-10 1982-05-18 Fischer & Porter Co. Vortex-shedding flowmeter with torsional sensor mounted on torque tube
GB2031150B (en) * 1979-07-31 1983-02-02 Fischer & Porter Co Flowmeter
US4339957A (en) * 1980-08-14 1982-07-20 Fischer & Porter Company Vortex-shedding flowmeter with unitary shedder/sensor
US4380935A (en) * 1981-02-20 1983-04-26 The Foxboro Company External sensing vortex flowmeter
GB2103795B (en) * 1981-06-15 1986-03-19 Fuji Electric Co Ltd Flow metering apparatus
JPH02150171A (en) * 1988-12-01 1990-06-08 Canon Inc Facsimile equipment

Also Published As

Publication number Publication date
GB2160314A (en) 1985-12-18
GB2112938A (en) 1983-07-27
DE3241988C2 (en) 1988-10-27
GB2160317B (en) 1986-05-29
GB2160316B (en) 1986-06-11
GB8502849D0 (en) 1985-03-06
GB8502848D0 (en) 1985-03-06
GB2160317A (en) 1985-12-18
GB8502845D0 (en) 1985-03-06
GB2159946B (en) 1986-06-04
GB2160316A (en) 1985-12-18
GB2160318A (en) 1985-12-18
GB8502843D0 (en) 1985-03-06
GB2112938B (en) 1986-06-11
GB8502847D0 (en) 1985-03-06
GB2160318B (en) 1986-06-11
GB2159946A (en) 1985-12-11
DE3241988A1 (en) 1983-06-23

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee