NL146286B - Stromingsmeter. - Google Patents

Stromingsmeter.

Info

Publication number
NL146286B
NL146286B NL717117590A NL7117590A NL146286B NL 146286 B NL146286 B NL 146286B NL 717117590 A NL717117590 A NL 717117590A NL 7117590 A NL7117590 A NL 7117590A NL 146286 B NL146286 B NL 146286B
Authority
NL
Netherlands
Prior art keywords
flow meter
meter
flow
Prior art date
Application number
NL717117590A
Other languages
English (en)
Dutch (nl)
Other versions
NL7117590A (de
Original Assignee
Yokogawa Electric Works 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 JP45128849A external-priority patent/JPS5036990B1/ja
Priority claimed from JP2867171A external-priority patent/JPS5213100B1/ja
Application filed by Yokogawa Electric Works Ltd filed Critical Yokogawa Electric Works Ltd
Publication of NL7117590A publication Critical patent/NL7117590A/xx
Publication of NL146286B publication Critical patent/NL146286B/xx

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
    • 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
    • G01F1/3273—Means for detecting quantities used as proxy variables for swirl for detecting fluid speed oscillations by thermal 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
    • G01F1/3209—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
NL717117590A 1970-12-26 1971-12-21 Stromingsmeter. NL146286B (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP45128849A JPS5036990B1 (de) 1970-12-26 1970-12-26
JP2867171A JPS5213100B1 (de) 1971-04-30 1971-04-30

Publications (2)

Publication Number Publication Date
NL7117590A NL7117590A (de) 1972-06-28
NL146286B true NL146286B (nl) 1975-06-16

Family

ID=26366805

Family Applications (1)

Application Number Title Priority Date Filing Date
NL717117590A NL146286B (nl) 1970-12-26 1971-12-21 Stromingsmeter.

Country Status (6)

Country Link
US (1) US3777563A (de)
CA (1) CA947998A (de)
DE (1) DE2164180C3 (de)
FR (1) FR2119043B1 (de)
GB (1) GB1337685A (de)
NL (1) NL146286B (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1512290A (en) * 1975-11-24 1978-06-01 Agar J Instrumentation Ltd Method and apparatus for determining fluid flow rate and/or for exercising a control in dependence thereon
US4257276A (en) * 1978-05-29 1981-03-24 Nissan Motor Company, Limited Probe unit of fluid flow rate measuring apparatus
US4312237A (en) * 1979-12-28 1982-01-26 J-Tec Associates, Inc. Vortex generating device
US4584883A (en) * 1981-11-10 1986-04-29 Fuji Electric Company, Ltd. Karman vortex flowmeter
US4565092A (en) * 1984-09-25 1986-01-21 Honeywell Inc. Flow sensor with adjustable sensitivity
DE3637540A1 (de) * 1986-11-04 1988-05-05 Vdo Schindling Vorrichtung zur bestimmung der durchflussrichtung
US4776213A (en) * 1987-03-18 1988-10-11 Ford Motor Company Mass airflow meter
DE4102920A1 (de) * 1990-01-31 1991-08-22 Fraunhofer Ges Forschung Einrichtung zur messung der wirbelfrequenz
GB9613310D0 (en) * 1996-06-25 1996-08-28 Specialised Lab Equipment Ltd Hot wire sensor
DE19840467C2 (de) * 1998-09-04 2001-03-01 Jakob Schillinger Vorrichtung und Verfahren zur Detektion der Strömungsrichtung eines durch einen Strömungskanal strömenden gasförmigen Massenstroms
JP3416127B2 (ja) * 2001-11-07 2003-06-16 株式会社オーバル パージ式渦流量計
US6871535B2 (en) 2002-08-14 2005-03-29 Hewlett-Packard Development Company, L.P. Flow direction detector
US20060159091A1 (en) * 2005-01-19 2006-07-20 Arjen Boers Active multicast information protocol
US9599493B2 (en) * 2014-10-31 2017-03-21 Invensys Systems, Inc. Split flow vortex flowmeter
JP6690899B2 (ja) * 2015-06-29 2020-04-28 株式会社デンソー 空気流量測定装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2870305A (en) * 1955-04-04 1959-01-20 Ling Sung-Ching Constructions for anemometers of the hot wire type
US3085431A (en) * 1959-12-28 1963-04-16 Gen Electric Flow measuring apparatus
US3433069A (en) * 1965-10-01 1969-03-18 Technology Inc Mass flowmeter structure
US3564915A (en) * 1967-09-27 1971-02-23 Yokogawa Electric Works Ltd Current meter or flow meter
US3691830A (en) * 1969-07-18 1972-09-19 Yokogawa Electric Works Ltd Current meter or flow meter

Also Published As

Publication number Publication date
FR2119043B1 (de) 1975-02-07
GB1337685A (en) 1973-11-21
FR2119043A1 (de) 1972-08-04
DE2164180B2 (de) 1973-08-09
CA947998A (en) 1974-05-28
US3777563A (en) 1973-12-11
DE2164180A1 (de) 1972-07-20
NL7117590A (de) 1972-06-28
DE2164180C3 (de) 1974-03-07

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Legal Events

Date Code Title Description
TNT Modifications of names of proprietors of patents or applicants of examined patent applications

Owner name: YOKOGAWA HOKUSHIN ELECTRIC CORPORATION

TNT Modifications of names of proprietors of patents or applicants of examined patent applications

Owner name: YOKOGAWA ELECTRIC CORPORATION

NL80 Abbreviated name of patent owner mentioned of already nullified patent

Owner name: YOKOGAWA

V4 Discontinued because of reaching the maximum lifetime of a patent