CA2567284C - Debitmetre a restriction - Google Patents

Debitmetre a restriction Download PDF

Info

Publication number
CA2567284C
CA2567284C CA2567284A CA2567284A CA2567284C CA 2567284 C CA2567284 C CA 2567284C CA 2567284 A CA2567284 A CA 2567284A CA 2567284 A CA2567284 A CA 2567284A CA 2567284 C CA2567284 C CA 2567284C
Authority
CA
Canada
Prior art keywords
measuring tube
primary
tube
pressure
restrictor
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 - Fee Related
Application number
CA2567284A
Other languages
English (en)
Other versions
CA2567284A1 (fr
Inventor
Kenji Yao
Nobutaka Chimura
Hiroyuki Mutoh
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.)
Azbil Corp
Original Assignee
Azbil 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 Azbil Corp filed Critical Azbil Corp
Publication of CA2567284A1 publication Critical patent/CA2567284A1/fr
Application granted granted Critical
Publication of CA2567284C publication Critical patent/CA2567284C/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G01F1/34—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 measuring pressure or differential pressure
    • G01F1/50—Correcting or compensating means
    • 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
    • G01F1/34—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 measuring pressure or differential pressure
    • G01F1/36—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 measuring pressure or differential pressure the pressure or differential pressure being created by the use of flow constriction
    • G01F1/40—Details of construction of the flow constriction devices
    • G01F1/44—Venturi tubes

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Volume Flow (AREA)
CA2567284A 2004-06-07 2004-06-07 Debitmetre a restriction Expired - Fee Related CA2567284C (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2004/007931 WO2005121715A1 (fr) 2004-06-07 2004-06-07 Débitmètre à restriction

Publications (2)

Publication Number Publication Date
CA2567284A1 CA2567284A1 (fr) 2005-12-22
CA2567284C true CA2567284C (fr) 2012-10-09

Family

ID=35503179

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2567284A Expired - Fee Related CA2567284C (fr) 2004-06-07 2004-06-07 Debitmetre a restriction

Country Status (2)

Country Link
CA (1) CA2567284C (fr)
WO (1) WO2005121715A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105698877B (zh) * 2016-01-22 2018-11-30 重庆赫皇科技咨询有限公司 一种管道内流体流速流量测量系统及方法
JP2019196785A (ja) * 2018-05-08 2019-11-14 株式会社日立製作所 旋回流調整装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5631607A (en) * 1979-08-23 1981-03-31 Nippon Steel Corp Venturi tube
JPH1096656A (ja) * 1996-09-24 1998-04-14 Oval Corp 気液二相流量計測装置
JP3122984B2 (ja) * 1996-11-29 2001-01-09 株式会社山武 絞り流量計
JP3182719B2 (ja) * 1997-03-14 2001-07-03 株式会社山武 絞り流量計の絞り機構
JP2002372444A (ja) * 2001-06-14 2002-12-26 Mitsubishi Heavy Ind Ltd 流量計測用圧力検出装置及びその製造方法

Also Published As

Publication number Publication date
WO2005121715A1 (fr) 2005-12-22
CA2567284A1 (fr) 2005-12-22

Similar Documents

Publication Publication Date Title
US10969263B2 (en) Fluid meter
CN100424477C (zh) 利用流体加速测量流体特性的装置和方法
KR20030074125A (ko) 유량센서
JP4910179B2 (ja) フローセンサ
KR101326189B1 (ko) 평균피토관 타입의 유량측정장치
JP4936856B2 (ja) 流量計
CA2567284C (fr) Debitmetre a restriction
EP2818841B1 (fr) Capteur de pression
KR940007793Y1 (ko) 유체 유량계
KR20170087110A (ko) 평균피토관 타입의 유량측정장치
TW202107525A (zh) 測量通過半導體製造裝置的管路之流體流動的設備
CN105021236B (zh) 流量计
JPH09101186A (ja) ピトー管式質量流量計
JPH06137914A (ja) 流量測定装置
CN100567909C (zh) 动态压力探测器
JP5773800B2 (ja) 圧力測定装置および圧力測定方法
JPH04343026A (ja) 質量流量計又は密度計
JPH10160530A (ja) 絞り流量計
KR101443793B1 (ko) 차압 유량 센서
JP3122983B2 (ja) 絞り流量計
EP0744596A1 (fr) Débimètre à ultrasons
KR101516227B1 (ko) 관로 연결수단 일체형 평균 피토 타입 차압 유량계
JPS5928326Y2 (ja) 差圧流量計
JPH09304132A (ja) 流量測定装置
JP2013221777A (ja) 流量計測器および配管群の流量計測方法

Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed

Effective date: 20160607