JPS61104225A - 熱式空気流量測定装置 - Google Patents

熱式空気流量測定装置

Info

Publication number
JPS61104225A
JPS61104225A JP59225323A JP22532384A JPS61104225A JP S61104225 A JPS61104225 A JP S61104225A JP 59225323 A JP59225323 A JP 59225323A JP 22532384 A JP22532384 A JP 22532384A JP S61104225 A JPS61104225 A JP S61104225A
Authority
JP
Japan
Prior art keywords
signal
sensing element
temperature
circuit
temperature sensing
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.)
Granted
Application number
JP59225323A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0523364B2 (2
Inventor
Katsuhiro Ina
伊奈　克弘
Susumu Akiyama
進 秋山
Toshitaka Yamada
山田　利貴
Chiaki Mizuno
千昭 水野
Masumi Kinugawa
真澄 衣川
Atsushi Suzuki
淳志 鈴木
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
NipponDenso 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 NipponDenso Co Ltd filed Critical NipponDenso Co Ltd
Priority to JP59225323A priority Critical patent/JPS61104225A/ja
Priority to US06/729,852 priority patent/US4665745A/en
Publication of JPS61104225A publication Critical patent/JPS61104225A/ja
Publication of JPH0523364B2 publication Critical patent/JPH0523364B2/ja
Granted 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
    • G01F1/6986—Feedback or rebalancing circuits, e.g. self heated constant temperature flowmeters with pulsed heating, e.g. dynamic methods

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Volume Flow (AREA)
JP59225323A 1984-05-07 1984-10-26 熱式空気流量測定装置 Granted JPS61104225A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP59225323A JPS61104225A (ja) 1984-10-26 1984-10-26 熱式空気流量測定装置
US06/729,852 US4665745A (en) 1984-05-07 1985-05-02 Heat wire type air flowrate measuring apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59225323A JPS61104225A (ja) 1984-10-26 1984-10-26 熱式空気流量測定装置

Publications (2)

Publication Number Publication Date
JPS61104225A true JPS61104225A (ja) 1986-05-22
JPH0523364B2 JPH0523364B2 (2) 1993-04-02

Family

ID=16827551

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59225323A Granted JPS61104225A (ja) 1984-05-07 1984-10-26 熱式空気流量測定装置

Country Status (1)

Country Link
JP (1) JPS61104225A (2)

Also Published As

Publication number Publication date
JPH0523364B2 (2) 1993-04-02

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