IN2012DE00241A - - Google Patents

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Publication number
IN2012DE00241A
IN2012DE00241A IN241DE2012A IN2012DE00241A IN 2012DE00241 A IN2012DE00241 A IN 2012DE00241A IN 241DE2012 A IN241DE2012 A IN 241DE2012A IN 2012DE00241 A IN2012DE00241 A IN 2012DE00241A
Authority
IN
India
Prior art keywords
intake air
air temperature
detecting element
temperature sensor
secondary passage
Prior art date
Application number
Other languages
English (en)
Inventor
Masahiro Matsumoto
Hiroshi Nakano
Keiji Hanzawa
Satoshi Asano
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 IN2012DE00241A publication Critical patent/IN2012DE00241A/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K13/00—Thermometers specially adapted for specific purposes
    • G01K13/02—Thermometers specially adapted for specific purposes for measuring temperature of moving fluids or granular materials capable of 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
    • 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
    • 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
    • G01F1/688—Structural arrangements; Mounting of elements, e.g. in relation to fluid flow using a particular type of heating, cooling or sensing element
    • G01F1/6888—Thermoelectric elements, e.g. thermocouples, thermopiles
    • 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
    • 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
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
    • G01K1/20—Compensating for effects of temperature changes other than those to be measured, e.g. changes in ambient temperature
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K13/00—Thermometers specially adapted for specific purposes
    • G01K13/02—Thermometers specially adapted for specific purposes for measuring temperature of moving fluids or granular materials capable of flow
    • G01K13/024—Thermometers specially adapted for specific purposes for measuring temperature of moving fluids or granular materials capable of flow of moving gases
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
    • G01K7/42—Circuits effecting compensation of thermal inertia; Circuits for predicting the stationary value of a temperature
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K2205/00—Application of thermometers in motors, e.g. of a vehicle
    • G01K2205/02—Application of thermometers in motors, e.g. of a vehicle for measuring inlet gas temperature

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Measuring Volume Flow (AREA)
  • Measuring Temperature Or Quantity Of Heat (AREA)
IN241DE2012 2011-01-31 2012-01-30 IN2012DE00241A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2011017381A JP5350413B2 (ja) 2011-01-31 2011-01-31 吸気温度センサおよびそれを有する熱式空気流量計

Publications (1)

Publication Number Publication Date
IN2012DE00241A true IN2012DE00241A (enrdf_load_stackoverflow) 2015-06-26

Family

ID=45655329

Family Applications (1)

Application Number Title Priority Date Filing Date
IN241DE2012 IN2012DE00241A (enrdf_load_stackoverflow) 2011-01-31 2012-01-30

Country Status (5)

Country Link
US (1) US8596113B2 (enrdf_load_stackoverflow)
EP (1) EP2482050B1 (enrdf_load_stackoverflow)
JP (1) JP5350413B2 (enrdf_load_stackoverflow)
CN (1) CN102620853B (enrdf_load_stackoverflow)
IN (1) IN2012DE00241A (enrdf_load_stackoverflow)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5663447B2 (ja) * 2011-09-30 2015-02-04 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
JP5981319B2 (ja) * 2012-11-22 2016-08-31 日立オートモティブシステムズ株式会社 吸気温度センサ装置および流量測定装置
JP5914388B2 (ja) * 2013-03-05 2016-05-11 日立オートモティブシステムズ株式会社 熱式流体計測装置
US9334950B2 (en) 2013-03-11 2016-05-10 Dana Automotive Systems Group, Llc Differential carrier electronics package
DE102013212013A1 (de) * 2013-06-25 2015-01-08 Robert Bosch Gmbh Verfahren und Vorrichtung zur Bestimmung einer Temperatur eines an einem Messfühler vorbeiströmenden Gases
JP6186244B2 (ja) * 2013-10-30 2017-08-23 日立オートモティブシステムズ株式会社 温湿度センサ用ヒータの温度制御装置
DE102014202105A1 (de) * 2014-02-05 2015-08-06 Continental Automotive Gmbh Sensorvorrichtung zum Ermitteln einer Temperatur
JP6434238B2 (ja) * 2014-07-08 2018-12-05 アズビル株式会社 流量計および補正値算出方法
CN106537099B (zh) 2014-07-30 2020-03-24 日立汽车系统株式会社 物理量检测装置
JP6354538B2 (ja) * 2014-11-21 2018-07-11 株式会社デンソー 通信システム、流量測定装置および制御装置
JP6464709B2 (ja) * 2014-12-09 2019-02-06 株式会社デンソー エアフロメータ
JP6529760B2 (ja) * 2014-12-26 2019-06-12 株式会社東芝 電子機器、筐体内の空気流量の算出方法、およびプログラム
JP6474342B2 (ja) * 2015-10-28 2019-02-27 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
US11226242B2 (en) 2016-01-25 2022-01-18 Rosemount Inc. Process transmitter isolation compensation
US11226255B2 (en) 2016-09-29 2022-01-18 Rosemount Inc. Process transmitter isolation unit compensation
US10591363B2 (en) * 2017-10-02 2020-03-17 Rosemount Aerospace Inc. Accurate and fast response temperature measurement
JP6935730B2 (ja) 2017-11-10 2021-09-15 オムロン株式会社 環境センサ
JP2019135465A (ja) * 2018-02-05 2019-08-15 株式会社デンソー センサ装置
DE112019002105B4 (de) 2018-05-24 2025-07-03 Hitachi Astemo, Ltd. Vorrichtung zum erfassen von physikalischen grössen
JP2021089190A (ja) * 2019-12-03 2021-06-10 株式会社デンソー 流量検出装置
CN112856491B (zh) * 2021-01-15 2022-08-19 宁波方太厨具有限公司 防干烧燃烧器及包含其的防干烧灶具
CN112856492B (zh) * 2021-01-15 2022-04-05 宁波方太厨具有限公司 燃烧器及包含其的燃气灶具
CN112856423B (zh) * 2021-01-15 2022-07-29 宁波方太厨具有限公司 防干烧灶具
JP7551539B2 (ja) * 2021-03-02 2024-09-17 本田技研工業株式会社 エンジン、船外機および船舶

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08219838A (ja) * 1995-02-15 1996-08-30 Hitachi Ltd 空気流量測定装置
JP4177183B2 (ja) * 2003-06-18 2008-11-05 株式会社日立製作所 熱式空気流量計
CN100408981C (zh) * 2003-11-20 2008-08-06 株式会社日立制作所 热式流体流量计
JP2006058078A (ja) * 2004-08-18 2006-03-02 Hitachi Ltd 熱式空気流量計
JP4569831B2 (ja) * 2006-04-12 2010-10-27 株式会社デンソー 空気流量測定装置
JP4317556B2 (ja) * 2006-07-21 2009-08-19 株式会社日立製作所 熱式流量センサ
JP5024272B2 (ja) * 2008-12-17 2012-09-12 株式会社デンソー 空気流量測定装置
JP2010216906A (ja) * 2009-03-16 2010-09-30 Hitachi Automotive Systems Ltd 自動車用流量計
JP5284864B2 (ja) * 2009-04-30 2013-09-11 日立オートモティブシステムズ株式会社 熱式空気流量計

Also Published As

Publication number Publication date
EP2482050A2 (en) 2012-08-01
JP5350413B2 (ja) 2013-11-27
US8596113B2 (en) 2013-12-03
EP2482050A3 (en) 2015-07-22
CN102620853B (zh) 2015-04-01
EP2482050B1 (en) 2016-12-14
JP2012159314A (ja) 2012-08-23
US20120192632A1 (en) 2012-08-02
CN102620853A (zh) 2012-08-01

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