DE60133877D1 - Thermische Durchflussmesseinrichtung - Google Patents

Thermische Durchflussmesseinrichtung

Info

Publication number
DE60133877D1
DE60133877D1 DE60133877T DE60133877T DE60133877D1 DE 60133877 D1 DE60133877 D1 DE 60133877D1 DE 60133877 T DE60133877 T DE 60133877T DE 60133877 T DE60133877 T DE 60133877T DE 60133877 D1 DE60133877 D1 DE 60133877D1
Authority
DE
Germany
Prior art keywords
measuring device
flow measuring
thermal flow
thermal
measuring
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
DE60133877T
Other languages
English (en)
Inventor
Izumi Watanabe
Junichi Horie
Keiichi Nakada
Kei Ueyama
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.)
Hitachi Ltd
Hitachi Automotive Systems Engineering Co Ltd
Original Assignee
Hitachi Ltd
Hitachi Car Engineering 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
Application filed by Hitachi Ltd, Hitachi Car Engineering Co Ltd filed Critical Hitachi Ltd
Application granted granted Critical
Publication of DE60133877D1 publication Critical patent/DE60133877D1/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
    • G01F5/00—Measuring a proportion of the volume flow
    • 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
    • G01F1/684—Structural arrangements; Mounting of elements, e.g. in relation to fluid flow
    • G01F1/6842—Structural arrangements; Mounting of elements, e.g. in relation to fluid flow with means for influencing the fluid flow
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
    • G01F15/12—Cleaning arrangements; Filters
DE60133877T 2001-02-28 2001-09-19 Thermische Durchflussmesseinrichtung Expired - Lifetime DE60133877D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2001054106A JP3782669B2 (ja) 2001-02-28 2001-02-28 熱式流量測定装置

Publications (1)

Publication Number Publication Date
DE60133877D1 true DE60133877D1 (de) 2008-06-19

Family

ID=18914487

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60133877T Expired - Lifetime DE60133877D1 (de) 2001-02-28 2001-09-19 Thermische Durchflussmesseinrichtung

Country Status (4)

Country Link
US (2) US6571621B2 (de)
EP (2) EP1236975B1 (de)
JP (1) JP3782669B2 (de)
DE (1) DE60133877D1 (de)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3716163B2 (ja) * 2000-06-16 2005-11-16 株式会社日立製作所 空気流量測定装置
US7467546B2 (en) 2001-07-18 2008-12-23 Hitachi, Ltd. Equipment for measuring gas flow rate
EP2256465B1 (de) 2001-07-18 2020-02-26 Hitachi, Ltd. Gasdurchflussmessgerät
JP3764860B2 (ja) * 2001-09-11 2006-04-12 株式会社日立製作所 流量計測装置
DE10246069A1 (de) * 2002-10-02 2004-04-15 Robert Bosch Gmbh Vorrichtung zur Bestimmung wenigstens eines Parameters eines in einer Leitung strömenden Mediums
JP4073324B2 (ja) * 2003-01-24 2008-04-09 株式会社日立製作所 熱式流量測定装置
DE10356833A1 (de) * 2003-12-05 2005-07-07 Robert Bosch Gmbh Luftfilter für Verbrennungskraftmaschinen mit Strömungsumlenkelement
EP1754959B1 (de) * 2004-06-10 2008-12-31 Yamatake Corporation Strömungsmesser
WO2006003717A1 (ja) * 2004-06-30 2006-01-12 Hitachi, Ltd. 空気流量測定装置
JP4881554B2 (ja) * 2004-09-28 2012-02-22 日立オートモティブシステムズ株式会社 流量センサ
JP4909561B2 (ja) * 2005-10-19 2012-04-04 日立オートモティブシステムズ株式会社 発熱抵抗体式空気流量測定装置
JP2007285950A (ja) * 2006-04-19 2007-11-01 Hitachi Ltd 発熱抵抗体式空気流量測定装置
JP5178148B2 (ja) * 2007-10-31 2013-04-10 日立オートモティブシステムズ株式会社 発熱抵抗体式空気流量測定装置
JP4576444B2 (ja) * 2008-03-31 2010-11-10 日立オートモティブシステムズ株式会社 熱式流量計
JP5049996B2 (ja) * 2009-03-31 2012-10-17 日立オートモティブシステムズ株式会社 熱式流量測定装置
US8549908B2 (en) * 2010-06-17 2013-10-08 Los Robles Advertising, Inc. Thermal anemometer flow meter for the measurement of wet gas flow
JP5769076B2 (ja) * 2011-08-26 2015-08-26 三菱自動車工業株式会社 ガスセンサの被水防止装置
JP5675707B2 (ja) * 2012-06-15 2015-02-25 日立オートモティブシステムズ株式会社 熱式流量計
JP6129601B2 (ja) * 2013-03-21 2017-05-17 日立オートモティブシステムズ株式会社 熱式流量計
JP6096070B2 (ja) * 2013-06-20 2017-03-15 日立オートモティブシステムズ株式会社 熱式流量計の製造方法
EP3081929B1 (de) * 2013-12-10 2019-04-10 Hitachi Automotive Systems, Ltd. Feuchtigkeitsmessvorrichtung
JP5791759B1 (ja) * 2014-05-19 2015-10-07 三菱電機株式会社 流量測定装置
JP2016121544A (ja) * 2014-12-24 2016-07-07 ダイハツ工業株式会社 インテークマニホールド
JP6690899B2 (ja) * 2015-06-29 2020-04-28 株式会社デンソー 空気流量測定装置
EP3112818B1 (de) * 2015-07-01 2020-02-26 imtmedical ag Atemstromsensor
JP6568593B2 (ja) * 2015-09-30 2019-08-28 日立オートモティブシステムズ株式会社 物理量検出装置
JP6289585B1 (ja) * 2016-10-25 2018-03-07 三菱電機株式会社 流量測定装置
WO2020116034A1 (ja) * 2018-12-05 2020-06-11 日立オートモティブシステムズ株式会社 物理量測定装置
JP7347163B2 (ja) * 2019-11-28 2023-09-20 トヨタ自動車株式会社 ガスセンサの被水防止構造

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2900200A1 (de) * 1979-01-04 1980-07-17 Bosch Gmbh Robert Messonde mit schutzschicht und verfahren zur herstellung einer schutzschicht auf einer messonde
JPS5826221A (ja) * 1981-08-10 1983-02-16 Hitachi Ltd 内燃機関の空気流量測定装置
US4571996A (en) * 1984-08-10 1986-02-25 Allied Corporation Air flow sensor
GB8619277D0 (en) * 1986-08-07 1986-09-17 Cranfield Inst Of Tech Jet pump
US4880078A (en) * 1987-06-29 1989-11-14 Honda Giken Kogyo Kabushiki Kaisha Exhaust muffler
US4914947A (en) * 1988-09-30 1990-04-10 Honeywell Inc. Sampling probe flow sensor
US5133647A (en) * 1989-07-07 1992-07-28 Ultra-Precision Manufacturing, Ltd. Pulse damper
US4981035A (en) * 1989-08-07 1991-01-01 Siemens Automotive L.P. Dust defelector for silicon mass airflow sensor
EP0441523B2 (de) * 1990-02-07 2001-05-09 Hitachi, Ltd. Luftströmungsmengenmesser für Brennkraftmaschine
JPH0749979B2 (ja) 1990-04-10 1995-05-31 株式会社日立製作所 熱線式空気流量計
US5249462A (en) * 1991-07-09 1993-10-05 Honeywell Inc. Safe channel design for flow sensor chip microbridges
US5220830A (en) * 1991-07-09 1993-06-22 Honeywell Inc. Compact gas flow meter using electronic microsensors
JP2851960B2 (ja) * 1991-12-24 1999-01-27 日本碍子株式会社 内燃機関の吸入空気量測定装置
JPH09287991A (ja) 1996-04-25 1997-11-04 Denso Corp 空気流量測定装置
JPH09304140A (ja) 1996-05-13 1997-11-28 Hitachi Ltd 空気流量測定装置
DE19800573A1 (de) * 1998-01-09 1999-07-15 Bosch Gmbh Robert Vorrichtung zur Messung der Masse eines in einer Leitung strömenden Mediums
JP2000081347A (ja) * 1998-09-04 2000-03-21 Hitachi Ltd 熱式空気流量素子及び熱式空気流量計
DE10009154A1 (de) * 2000-02-26 2001-09-13 Bosch Gmbh Robert Vorrichtung zur Messung von zumindest einem Parameter eines strömenden Mediums
US6786089B2 (en) * 2002-03-28 2004-09-07 Denso Corporation Airflow meter
EP1646847B1 (de) * 2003-07-14 2011-04-06 Robert Bosch Gmbh Vorrichtung zur bestimmung wenigstens eines parameters eines in einer leitung strömenden mediums

Also Published As

Publication number Publication date
USRE42529E1 (en) 2011-07-12
EP1236975A3 (de) 2005-10-05
JP2002257608A (ja) 2002-09-11
JP3782669B2 (ja) 2006-06-07
US6571621B2 (en) 2003-06-03
EP1939593A3 (de) 2012-11-21
EP1236975A2 (de) 2002-09-04
EP1236975B1 (de) 2008-05-07
EP1939593A2 (de) 2008-07-02
EP1939593B1 (de) 2020-05-06
US20020116995A1 (en) 2002-08-29

Similar Documents

Publication Publication Date Title
DE60133877D1 (de) Thermische Durchflussmesseinrichtung
DE602004018021D1 (de) Thermische cvd-vorrichtung
NO20015132L (no) Kompakt strömningsmåler
DE60219365D1 (de) Strömungssteuereinrichtung
DE60237495D1 (de) Temperaturabhängige Warnvorrichtung
DE50105554D1 (de) Positionsmesseinrichtung
NO20033600L (no) Meget folsomt tverrakseakselerometer
DE60222994D1 (de) Konfigurierbare messvorrichtung
DE60226691D1 (de) Thermischer Massendurchflusssensor
AT5042U3 (de) Messanordnung
EP1418408A4 (de) Strömungsmesseinrichtung des thermischen typs
DE50110861D1 (de) Winkelmesseinrichtung
DE60225607D1 (de) Durchflussregelvorrichtung
DE60200343D1 (de) Fluidkontrollvorrichtung
FR2834343B1 (fr) Detecteur thermique
DE60304914D1 (de) Thermische Spritzeinrichtung
DE60232502D1 (de) Gesamtdruck-strömungsmessvorrichtung
DE50210870D1 (de) Relativdruckmessgerät
DE69940871D1 (de) Luftströmungsmessvorrichtung
DE60307531D1 (de) Thermische Spritzeinrichtung
DE60120339D1 (de) Gasdurchflussmessvorrichtung
DE50203486D1 (de) Umfeldüberwachungsvorrichtung
DE60214217D1 (de) Trockenheitsmesseinrichtung
DE50213181D1 (de) Laserentfernungsmessgerät
DE60304916D1 (de) Thermische Spritzeinrichtung

Legal Events

Date Code Title Description
8364 No opposition during term of opposition