JPH0530204B2 - - Google Patents

Info

Publication number
JPH0530204B2
JPH0530204B2 JP13770284A JP13770284A JPH0530204B2 JP H0530204 B2 JPH0530204 B2 JP H0530204B2 JP 13770284 A JP13770284 A JP 13770284A JP 13770284 A JP13770284 A JP 13770284A JP H0530204 B2 JPH0530204 B2 JP H0530204B2
Authority
JP
Japan
Prior art keywords
gas
ultrasonic
tube
determining
detection means
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 - Lifetime
Application number
JP13770284A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6117020A (ja
Inventor
Kimishiro Ito
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.)
Tokyo Keiki Inc
Original Assignee
Tokimec Inc
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 Tokimec Inc filed Critical Tokimec Inc
Priority to JP13770284A priority Critical patent/JPS6117020A/ja
Publication of JPS6117020A publication Critical patent/JPS6117020A/ja
Publication of JPH0530204B2 publication Critical patent/JPH0530204B2/ja
Granted 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
    • 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
    • G01F1/76—Devices for measuring mass flow of a fluid or a fluent solid material
    • G01F1/86—Indirect mass flowmeters, e.g. measuring volume flow and density, temperature or pressure
JP13770284A 1984-07-03 1984-07-03 超音波気体質量流量計 Granted JPS6117020A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13770284A JPS6117020A (ja) 1984-07-03 1984-07-03 超音波気体質量流量計

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13770284A JPS6117020A (ja) 1984-07-03 1984-07-03 超音波気体質量流量計

Publications (2)

Publication Number Publication Date
JPS6117020A JPS6117020A (ja) 1986-01-25
JPH0530204B2 true JPH0530204B2 (fr) 1993-05-07

Family

ID=15204817

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13770284A Granted JPS6117020A (ja) 1984-07-03 1984-07-03 超音波気体質量流量計

Country Status (1)

Country Link
JP (1) JPS6117020A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100497228B1 (ko) * 2004-11-30 2005-06-23 (주)오트로닉스 초음파 유속분포 측정기를 이용한 하천유량 자동측정 시스템

Also Published As

Publication number Publication date
JPS6117020A (ja) 1986-01-25

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