DE69232453D1 - Thermischer Durchflussmesser - Google Patents

Thermischer Durchflussmesser

Info

Publication number
DE69232453D1
DE69232453D1 DE69232453T DE69232453T DE69232453D1 DE 69232453 D1 DE69232453 D1 DE 69232453D1 DE 69232453 T DE69232453 T DE 69232453T DE 69232453 T DE69232453 T DE 69232453T DE 69232453 D1 DE69232453 D1 DE 69232453D1
Authority
DE
Germany
Prior art keywords
flow meter
thermal flow
thermal
meter
flow
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
DE69232453T
Other languages
English (en)
Other versions
DE69232453T2 (de
Inventor
Noboru Yamamoto
Yasushi Sugiura
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.)
Denso Corp
Original Assignee
Denso 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
Priority claimed from JP03167054A external-priority patent/JP3120478B2/ja
Priority claimed from JP3167048A external-priority patent/JP3060607B2/ja
Priority claimed from JP3167064A external-priority patent/JP3060608B2/ja
Priority claimed from JP3168191A external-priority patent/JP3042040B2/ja
Priority claimed from JP3170162A external-priority patent/JP2979742B2/ja
Application filed by Denso Corp filed Critical Denso Corp
Application granted granted Critical
Publication of DE69232453D1 publication Critical patent/DE69232453D1/de
Publication of DE69232453T2 publication Critical patent/DE69232453T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G01F1/68—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 thermal effects
    • G01F1/696—Circuits therefor, e.g. constant-current flow meters
    • G01F1/698—Feedback or rebalancing circuits, e.g. self heated constant temperature flowmeters
DE69232453T 1991-07-08 1992-07-07 Thermischer Durchflussmesser Expired - Lifetime DE69232453T2 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP03167054A JP3120478B2 (ja) 1991-07-08 1991-07-08 熱線式流量計
JP3167048A JP3060607B2 (ja) 1991-07-08 1991-07-08 熱線式流量計
JP3167064A JP3060608B2 (ja) 1991-07-08 1991-07-08 熱線式流量計
JP3168191A JP3042040B2 (ja) 1991-07-09 1991-07-09 熱線式流量計
JP3170162A JP2979742B2 (ja) 1991-07-10 1991-07-10 熱線式流量計

Publications (2)

Publication Number Publication Date
DE69232453D1 true DE69232453D1 (de) 2002-04-11
DE69232453T2 DE69232453T2 (de) 2002-07-18

Family

ID=27528420

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69232453T Expired - Lifetime DE69232453T2 (de) 1991-07-08 1992-07-07 Thermischer Durchflussmesser

Country Status (3)

Country Link
US (2) US5359891A (de)
EP (1) EP0522496B1 (de)
DE (1) DE69232453T2 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5481905A (en) * 1992-11-03 1996-01-09 Philips Electronics North America Corporation Transducer circuit having negative integral feedback
JP3150510B2 (ja) * 1993-12-07 2001-03-26 株式会社日立製作所 発熱抵抗式空気流量計
EP0706101B1 (de) * 1994-02-25 1999-06-02 Citizen Watch Co. Ltd. Tragbares gerät mit sensorfunktion
JP2934380B2 (ja) * 1994-06-10 1999-08-16 株式会社日立製作所 熱式空気流量計
US5460039A (en) * 1994-07-12 1995-10-24 Bear Medical Systems, Inc. Flow sensor system
US5493100A (en) * 1994-12-28 1996-02-20 Pacesetter, Inc. Thermistor flow sensor and related method
JP2946306B2 (ja) * 1995-09-12 1999-09-06 セイコーインスツルメンツ株式会社 半導体温度センサーとその製造方法
JP3323745B2 (ja) * 1996-07-25 2002-09-09 株式会社日立製作所 物理量検出装置の特性調整手段および発熱抵抗式空気流量装置
JP3394908B2 (ja) * 1998-06-03 2003-04-07 三菱電機株式会社 感熱式流量センサ
JP2000018989A (ja) * 1998-06-30 2000-01-21 Hitachi Ltd レシオメトリック出力型発熱抵抗体式空気流量計
JP2003296177A (ja) * 2002-04-03 2003-10-17 Sony Corp 記録装置および方法、記録媒体、並びにプログラム
KR100619899B1 (ko) * 2004-08-31 2006-09-12 엘지전자 주식회사 휴대단말기의 전력증폭기 전원 고속 스위칭 장치 및 방법
MX2007009760A (es) 2005-02-11 2007-11-07 Amylin Pharmaceuticals Inc Polipeptidos del analogo e hibrido del peptido inhibidor gastrico con propiedades seleccionables.
DE102006007394B4 (de) * 2005-12-23 2008-03-27 Abb Patent Gmbh Vermeidung von Übersteuerung der Auswerteelektronik von Spannungsspitzen bei magnetisch-induktiven Durchflussmessern
US7653503B2 (en) * 2006-04-20 2010-01-26 Tao Of Systems Integration, Inc. Temperature-compensating sensor system
JP4467603B2 (ja) * 2007-05-29 2010-05-26 日立オートモティブシステムズ株式会社 ガス流量計及び内燃機関制御システム
EP2037234A1 (de) * 2007-09-14 2009-03-18 General Electric Company Flüssigkeitsdetektor
US7874208B2 (en) * 2007-10-10 2011-01-25 Brooks Instrument, Llc System for and method of providing a wide-range flow controller
FR2940434B1 (fr) * 2008-12-19 2011-01-21 Commissariat Energie Atomique Dispositif de regulation d'un anemometre a fil
FR2940453B1 (fr) 2008-12-19 2011-03-25 Commissariat Energie Atomique Sonde anemometrique a fils en "x" et son procede de realisation
RU2476828C2 (ru) * 2011-03-15 2013-02-27 Федеральное государственное образовательное учреждение высшего профессионального образования Российский государственный университет имени Иммануила Канта Тепловой микрорасходомер газа
US20150369644A1 (en) * 2014-06-19 2015-12-24 Hayward Industries, Inc. Thermally-Dissipative Flow Sensor System

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1523251A1 (de) * 1966-09-28 1969-04-03 Siemens Ag Anordnung zur Bestimmung der Geschwindigkeit eines stroemenden Mediums
JPS5543447A (en) * 1978-09-22 1980-03-27 Hitachi Ltd Hot-wire type flow rate measuring device
DE3106508C2 (de) * 1981-02-21 1986-07-31 Robert Bosch Gmbh, 7000 Stuttgart Luftmassenmeßeinrichtung bei einer Brennkraftmaschine
JPS5887419A (ja) * 1981-11-20 1983-05-25 Hitachi Ltd 熱線式流量計の起動回路
JPS60163316A (ja) * 1984-02-03 1985-08-26 株式会社日立製作所 消弧装置を備えた開閉器
US4637253A (en) * 1984-05-22 1987-01-20 Kabushiki Kaisha Toshiba Semiconductor flow detector for detecting the flow rate and flowing direction of fluid
JPS6116026A (ja) * 1984-06-30 1986-01-24 Hitachi Maxell Ltd 磁気記録媒体の製造方法
US4686450A (en) * 1986-04-04 1987-08-11 General Signal Corporation Fluid flow sensor
JP2503431B2 (ja) * 1986-08-08 1996-06-05 ブラザー工業株式会社 パルスモ−タを備えた布送り装置
JPH0235315A (ja) * 1988-07-23 1990-02-05 Hitachi Ltd 熱線式空気流量計
KR900010358A (ko) * 1988-12-12 1990-07-07 시끼 모리야 스위칭제어형 열식 유량센서
JPH06105176B2 (ja) * 1989-06-14 1994-12-21 株式会社日立製作所 熱式空気流量計
US5122756A (en) * 1989-11-28 1992-06-16 Honeywell Inc. Linearization of a sensing bridge circuit output
US5117691A (en) * 1990-03-12 1992-06-02 The John Hopkins University Heated element velocimeter

Also Published As

Publication number Publication date
EP0522496B1 (de) 2002-03-06
US5509306A (en) 1996-04-23
EP0522496A3 (en) 1996-05-08
DE69232453T2 (de) 2002-07-18
EP0522496A2 (de) 1993-01-13
US5359891A (en) 1994-11-01

Similar Documents

Publication Publication Date Title
DE59207827D1 (de) Massendurchflussmessgerät
DE59310053D1 (de) Massendurchflussmessgerät
DE69232453T2 (de) Thermischer Durchflussmesser
DE69220560T2 (de) Ultraschallströmungsmessgerät
DE69224849D1 (de) Durchflussmesser
DE69331030D1 (de) Massendurchflussmesser
DE69523190D1 (de) Strömungsmessgerät
DE69106961T2 (de) Thermischer Durchflussmesser.
DE69231960T2 (de) Durchflussmesser
DE69116221T2 (de) Luftdurchflussmesser
DE69118324T2 (de) Luftdurchflussmesser
DE69221595D1 (de) Elektromagnetischer Durchflussmesser
DE69024204D1 (de) Durchflussmessgerät
DE69738009D1 (de) Thermischer Strömungsmengenmesser
DE69329307T2 (de) Dampfdurchflussmesser
DE69120576T2 (de) Thermischer Luftmengenmesser
DE69213805T2 (de) Elektromagnetischer Durchflussmesser
DE69316471T2 (de) Wirbeldurchflussmesser
DE69121016D1 (de) Hitzdraht Durchflussmesser
DE69212985D1 (de) Optischer Durchflussmesser
DE69201953T2 (de) Thermometrische strömungsmessung.
KR920015423U (ko) 유량계를 구비한 질량유량 제어기
DE9218872U1 (de) Thermischer Durchflußmesser
DE69327806T2 (de) Durchflußmesser
DE59207182D1 (de) Massendurchflussmessgerät

Legal Events

Date Code Title Description
8320 Willingness to grant licences declared (paragraph 23)
8328 Change in the person/name/address of the agent

Representative=s name: TIEDTKE, BUEHLING, KINNE & PARTNER GBR, 80336 MUENCHEN

8364 No opposition during term of opposition
R071 Expiry of right

Ref document number: 522496

Country of ref document: EP