GB2278451B - Measuring devices exposed to fluid flow - Google Patents

Measuring devices exposed to fluid flow

Info

Publication number
GB2278451B
GB2278451B GB9410722A GB9410722A GB2278451B GB 2278451 B GB2278451 B GB 2278451B GB 9410722 A GB9410722 A GB 9410722A GB 9410722 A GB9410722 A GB 9410722A GB 2278451 B GB2278451 B GB 2278451B
Authority
GB
United Kingdom
Prior art keywords
fluid flow
measuring devices
devices exposed
exposed
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 - Fee Related
Application number
GB9410722A
Other versions
GB9410722D0 (en
GB2278451A (en
Inventor
Andreas Wildgen
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.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Publication of GB9410722D0 publication Critical patent/GB9410722D0/en
Publication of GB2278451A publication Critical patent/GB2278451A/en
Application granted granted Critical
Publication of GB2278451B publication Critical patent/GB2278451B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M69/00—Low-pressure fuel-injection apparatus ; Apparatus with both continuous and intermittent injection; Apparatus injecting different types of fuel
    • F02M69/46—Details, component parts or accessories not provided for in, or of interest apart from, the apparatus covered by groups F02M69/02 - F02M69/44
    • F02M69/48—Arrangement of air sensors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D3/00—Indicating or recording apparatus with provision for the special purposes referred to in the subgroups
    • G01D3/028—Indicating or recording apparatus with provision for the special purposes referred to in the subgroups mitigating undesired influences, e.g. temperature, pressure
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P5/00—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft
    • G01P5/10—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring thermal variables

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Analytical Chemistry (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Measuring Volume Flow (AREA)
GB9410722A 1993-05-28 1994-05-27 Measuring devices exposed to fluid flow Expired - Fee Related GB2278451B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19934317952 DE4317952C1 (en) 1993-05-28 1993-05-28 Device for reducing drift in an electrical measuring device

Publications (3)

Publication Number Publication Date
GB9410722D0 GB9410722D0 (en) 1994-07-13
GB2278451A GB2278451A (en) 1994-11-30
GB2278451B true GB2278451B (en) 1996-10-09

Family

ID=6489224

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9410722A Expired - Fee Related GB2278451B (en) 1993-05-28 1994-05-27 Measuring devices exposed to fluid flow

Country Status (4)

Country Link
JP (1) JPH07117437B2 (en)
DE (1) DE4317952C1 (en)
FR (1) FR2705777B1 (en)
GB (1) GB2278451B (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4785662A (en) * 1984-04-26 1988-11-22 Nippon Soken, Inc. Direct-heated gas-flow measuring apparatus
US4944182A (en) * 1988-01-16 1990-07-31 Robert Bosch Gmbh Air flow rate meter and method for producing an air flow rate meter

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3124960A1 (en) * 1981-06-25 1983-01-20 Robert Bosch Gmbh, 7000 Stuttgart "DEVICE FOR MEASURING THE DIMENSION OF A FLOWING MEDIUM"
JPS59190624A (en) * 1983-04-13 1984-10-29 Hitachi Ltd Intake air flowmeter
DE3818385A1 (en) * 1987-06-04 1988-12-22 Mazda Motor HOT WIRE FLOW QUANTITY SENSOR
US4981035A (en) * 1989-08-07 1991-01-01 Siemens Automotive L.P. Dust defelector for silicon mass airflow sensor

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4785662A (en) * 1984-04-26 1988-11-22 Nippon Soken, Inc. Direct-heated gas-flow measuring apparatus
US4944182A (en) * 1988-01-16 1990-07-31 Robert Bosch Gmbh Air flow rate meter and method for producing an air flow rate meter

Also Published As

Publication number Publication date
FR2705777A1 (en) 1994-12-02
JPH07117437B2 (en) 1995-12-18
FR2705777B1 (en) 1996-03-08
DE4317952C1 (en) 1994-08-04
JPH06347302A (en) 1994-12-22
GB9410722D0 (en) 1994-07-13
GB2278451A (en) 1994-11-30

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19980527