CN103069256A - 热式流体流量测量装置 - Google Patents

热式流体流量测量装置 Download PDF

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Publication number
CN103069256A
CN103069256A CN2011800406096A CN201180040609A CN103069256A CN 103069256 A CN103069256 A CN 103069256A CN 2011800406096 A CN2011800406096 A CN 2011800406096A CN 201180040609 A CN201180040609 A CN 201180040609A CN 103069256 A CN103069256 A CN 103069256A
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CN
China
Prior art keywords
fluid flow
air temperature
intake air
thermal fluid
detecting element
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.)
Pending
Application number
CN2011800406096A
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English (en)
Chinese (zh)
Inventor
日尾真之
森野毅
冈本裕树
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 Astemo Ltd
Original Assignee
Hitachi Automotive Systems 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 Automotive Systems Ltd filed Critical Hitachi Automotive Systems Ltd
Publication of CN103069256A publication Critical patent/CN103069256A/zh
Pending legal-status Critical Current

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    • 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
    • G01F1/6845—Micromachined devices
    • 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
    • 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
    • G01F15/18—Supports or connecting means for meters
    • G01F15/185—Connecting means, e.g. bypass conduits

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  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Volume Flow (AREA)
CN2011800406096A 2010-09-08 2011-08-16 热式流体流量测量装置 Pending CN103069256A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2010200451A JP2012058044A (ja) 2010-09-08 2010-09-08 熱式流体流量測定装置
JP2010-200451 2010-09-08
PCT/JP2011/068544 WO2012032901A1 (ja) 2010-09-08 2011-08-16 熱式流体流量測定装置

Publications (1)

Publication Number Publication Date
CN103069256A true CN103069256A (zh) 2013-04-24

Family

ID=45810504

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2011800406096A Pending CN103069256A (zh) 2010-09-08 2011-08-16 热式流体流量测量装置

Country Status (5)

Country Link
US (1) US20130152675A1 (enExample)
EP (1) EP2615429A4 (enExample)
JP (1) JP2012058044A (enExample)
CN (1) CN103069256A (enExample)
WO (1) WO2012032901A1 (enExample)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105683721A (zh) * 2013-10-31 2016-06-15 日立汽车系统株式会社 空气流量测量装置
CN105814414A (zh) * 2013-12-17 2016-07-27 罗伯特·博世有限公司 压力传感器装置、空气质量测量装置、空气质量测量系统和压力测量方法
CN107131907A (zh) * 2017-05-10 2017-09-05 苏州容启传感器科技有限公司 具有环境监测功能的空气流量检测设备
CN107949783A (zh) * 2015-08-31 2018-04-20 日立汽车系统株式会社 气体传感器装置
CN110709675A (zh) * 2017-06-08 2020-01-17 恩德斯+豪斯流量技术股份有限公司 热流量计
CN111148972A (zh) * 2017-09-29 2020-05-12 日立汽车系统株式会社 物理量检测装置

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10260921B2 (en) 2014-09-30 2019-04-16 Hitachi Automotive Systems, Ltd. Thermal flow meter
JP6641789B2 (ja) * 2015-08-27 2020-02-05 株式会社デンソー 空気流量測定装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5780735A (en) * 1995-02-15 1998-07-14 Hitachi, Ltd. Air flow rate measurement apparatus
GB2387658A (en) * 2002-04-19 2003-10-22 Visteon Global Tech Inc A mass fluid flow sensor
US20060112763A1 (en) * 2004-11-30 2006-06-01 Mitsubishi Denki Kabushiki Kaisha Flow rate measuring apparatus
US20090000366A1 (en) * 2007-06-29 2009-01-01 Mitsubishi Electric Corporation Flow rate measuring apparatus

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3475853B2 (ja) * 1998-12-21 2003-12-10 三菱電機株式会社 流量測定装置
JP3553422B2 (ja) * 1999-06-08 2004-08-11 三菱電機株式会社 流量センサ
EP1944584B1 (en) * 2001-05-24 2017-03-29 Hitachi, Ltd. Heating resistor type flow measuring device
US7047805B2 (en) * 2004-04-09 2006-05-23 Visteon Global Technologies, Inc. Fluid flow meter having an auxiliary flow passage
JP4707412B2 (ja) 2005-02-28 2011-06-22 日立オートモティブシステムズ株式会社 気体流量測定装置
JP4979262B2 (ja) * 2006-05-08 2012-07-18 日立オートモティブシステムズ株式会社 流量測定装置
JP4416012B2 (ja) * 2007-06-06 2010-02-17 株式会社日立製作所 吸入空気流量測定装置
JP5183164B2 (ja) * 2007-11-19 2013-04-17 日立オートモティブシステムズ株式会社 流量測定装置
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
JP4929334B2 (ja) * 2009-09-30 2012-05-09 日立オートモティブシステムズ株式会社 流量測定装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5780735A (en) * 1995-02-15 1998-07-14 Hitachi, Ltd. Air flow rate measurement apparatus
GB2387658A (en) * 2002-04-19 2003-10-22 Visteon Global Tech Inc A mass fluid flow sensor
US20060112763A1 (en) * 2004-11-30 2006-06-01 Mitsubishi Denki Kabushiki Kaisha Flow rate measuring apparatus
US20090000366A1 (en) * 2007-06-29 2009-01-01 Mitsubishi Electric Corporation Flow rate measuring apparatus

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105683721A (zh) * 2013-10-31 2016-06-15 日立汽车系统株式会社 空气流量测量装置
CN105814414A (zh) * 2013-12-17 2016-07-27 罗伯特·博世有限公司 压力传感器装置、空气质量测量装置、空气质量测量系统和压力测量方法
CN107949783A (zh) * 2015-08-31 2018-04-20 日立汽车系统株式会社 气体传感器装置
CN107949783B (zh) * 2015-08-31 2021-02-02 日立汽车系统株式会社 气体传感器装置
CN107131907A (zh) * 2017-05-10 2017-09-05 苏州容启传感器科技有限公司 具有环境监测功能的空气流量检测设备
CN110709675A (zh) * 2017-06-08 2020-01-17 恩德斯+豪斯流量技术股份有限公司 热流量计
CN111148972A (zh) * 2017-09-29 2020-05-12 日立汽车系统株式会社 物理量检测装置
CN111148972B (zh) * 2017-09-29 2021-04-23 日立汽车系统株式会社 物理量检测装置

Also Published As

Publication number Publication date
EP2615429A1 (en) 2013-07-17
EP2615429A4 (en) 2014-05-07
WO2012032901A1 (ja) 2012-03-15
US20130152675A1 (en) 2013-06-20
JP2012058044A (ja) 2012-03-22

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Application publication date: 20130424