FI20165529A - Laitteisto ja menetelmä ilmanvirtauksen mittaukseen - Google Patents

Laitteisto ja menetelmä ilmanvirtauksen mittaukseen

Info

Publication number
FI20165529A
FI20165529A FI20165529A FI20165529A FI20165529A FI 20165529 A FI20165529 A FI 20165529A FI 20165529 A FI20165529 A FI 20165529A FI 20165529 A FI20165529 A FI 20165529A FI 20165529 A FI20165529 A FI 20165529A
Authority
FI
Finland
Prior art keywords
air flow
measuring air
measuring
flow
air
Prior art date
Application number
FI20165529A
Other languages
English (en)
Swedish (sv)
Other versions
FI129728B (fi
Inventor
Jari Hokkanen
Jari Mikkonen
Teuvo Sillanpää
Original Assignee
Fläkt Woods AB
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 Fläkt Woods AB filed Critical Fläkt Woods AB
Priority to FI20165529A priority Critical patent/FI129728B/fi
Priority to EP17730277.5A priority patent/EP3475666A1/en
Priority to US16/312,018 priority patent/US10816375B2/en
Priority to PCT/IB2017/052953 priority patent/WO2018002740A1/en
Publication of FI20165529A publication Critical patent/FI20165529A/fi
Application granted granted Critical
Publication of FI129728B publication Critical patent/FI129728B/fi

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • 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
    • G01F1/66—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 measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters
    • G01F1/667—Arrangements of transducers for ultrasonic flowmeters; Circuits for operating ultrasonic flowmeters
    • 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
    • G01F1/66—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 measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters
    • G01F1/663—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 measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters by measuring Doppler frequency shift
    • 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
    • G01F15/02—Compensating or correcting for variations in pressure, density or temperature
    • G01F15/04—Compensating or correcting for variations in pressure, density or temperature of gases to be measured
    • G01F15/043—Compensating or correcting for variations in pressure, density or temperature of gases to be measured using electrical means
    • G01F15/046—Compensating or correcting for variations in pressure, density or temperature of gases to be measured using electrical means involving digital counting
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F25/00—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume
    • G01F25/10—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume of flowmeters
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P13/00—Indicating or recording presence, absence, or direction, of movement
    • G01P13/02—Indicating direction only, e.g. by weather vane
    • 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
    • G01P5/24—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring the direct influence of the streaming fluid on the properties of a detecting acoustical wave
    • G01P5/245—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring the direct influence of the streaming fluid on the properties of a detecting acoustical wave by measuring transit time of acoustical waves
    • G01P5/248—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring the direct influence of the streaming fluid on the properties of a detecting acoustical wave by measuring transit time of acoustical waves by measuring phase differences
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D7/00—Control of flow

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Automation & Control Theory (AREA)
  • Multimedia (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Measuring Volume Flow (AREA)
FI20165529A 2016-06-27 2016-06-27 Laitteisto ja menetelmä ilmanvirtauksen mittaukseen FI129728B (fi)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FI20165529A FI129728B (fi) 2016-06-27 2016-06-27 Laitteisto ja menetelmä ilmanvirtauksen mittaukseen
EP17730277.5A EP3475666A1 (en) 2016-06-27 2017-05-19 Apparatus and method for measuring air flow
US16/312,018 US10816375B2 (en) 2016-06-27 2017-05-19 Apparatus and method for measuring air flow
PCT/IB2017/052953 WO2018002740A1 (en) 2016-06-27 2017-05-19 Apparatus and method for measuring air flow

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI20165529A FI129728B (fi) 2016-06-27 2016-06-27 Laitteisto ja menetelmä ilmanvirtauksen mittaukseen

Publications (2)

Publication Number Publication Date
FI20165529A true FI20165529A (fi) 2017-12-28
FI129728B FI129728B (fi) 2022-08-15

Family

ID=59062055

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20165529A FI129728B (fi) 2016-06-27 2016-06-27 Laitteisto ja menetelmä ilmanvirtauksen mittaukseen

Country Status (4)

Country Link
US (1) US10816375B2 (fi)
EP (1) EP3475666A1 (fi)
FI (1) FI129728B (fi)
WO (1) WO2018002740A1 (fi)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10884017B2 (en) 2018-03-23 2021-01-05 Rosemount Aerospace Inc. Acoustic angle-of-attack sensor
US10739371B2 (en) 2018-08-16 2020-08-11 Rosemount Aerospace Inc. Acoustic airspeed sensors
GB201820713D0 (en) * 2018-12-19 2019-01-30 Agco Int Gmbh Grain cleaning system and method of controlling such
CN116608917B (zh) * 2023-07-19 2023-09-22 成都秦川物联网科技股份有限公司 气体超声波计量仪表计量抗扰方法与智慧燃气物联网系统

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI10752A (fi) 1925-07-24 Maidon jäähdyttäjä
DE2541699A1 (de) 1975-09-18 1977-03-24 Siemens Ag Vorrichtung zur messung von stroemungsgeschwindigkeiten
US4633719A (en) * 1985-03-27 1987-01-06 Badger Meter, Inc. Digital flow meter circuit and method for measuring flow
IT1196886B (it) * 1986-12-30 1988-11-25 Weber Srl Dispositivo ultrasonico di misurazione della portata di fluido in un condotto
JPH0298633A (ja) 1988-10-05 1990-04-11 Corona Dengiyou Kk 超音波流速計
EP1812774B1 (en) 2004-11-12 2015-10-28 Xtralis Technologies Ltd Method and apparatus for determining flow
CA2589198C (en) * 2004-12-02 2013-04-30 Siemens Energy & Automation, Inc. System and method for flow profile calibration correction for ultrasonic flowmeters
HUP0700785A2 (en) * 2007-12-05 2009-06-29 Thormed Kft Method and apparatus for determining the flow parameters of a streaming medium
US7942068B2 (en) * 2009-03-11 2011-05-17 Ge Infrastructure Sensing, Inc. Method and system for multi-path ultrasonic flow rate measurement
CN102639969A (zh) * 2009-11-19 2012-08-15 松下电器产业株式会社 超声波流量计
GB201103642D0 (en) * 2011-03-03 2011-04-13 Univ Bradford Methods and systems for detection of liquid surface fluctuations
WO2013165314A1 (en) * 2012-05-04 2013-11-07 Dhi Water & Environment (S) Pte Ltd A flow meter system
US8806958B2 (en) 2012-07-05 2014-08-19 Honeywell International Inc. Ultrasonic air flow sensor
US9335194B2 (en) 2013-09-16 2016-05-10 Agena A/S System or a method for measuring flow of fluid or gas
GB2521661A (en) 2013-12-27 2015-07-01 Xsens As Apparatus and method for measuring flow
US10041859B2 (en) * 2014-03-13 2018-08-07 Siemens Energy, Inc. Parameter distribution mapping in a gas turbine engine
DE102014118187A1 (de) * 2014-12-09 2016-06-09 Endress + Hauser Flowtec Ag Ultraschall-Durchflussmessgerät
KR102543804B1 (ko) * 2015-02-27 2023-06-14 마쿠에트 카디오폴머너리 게엠베하 유체 유속 측정 및 가스 기포 검출 장치
WO2016187209A1 (en) * 2015-05-19 2016-11-24 Alphinity, Llc Fluid monitoring assembly with flow sensor
US9612145B2 (en) * 2015-05-21 2017-04-04 Yildirim Hurmuzlu Revolving ultrasound field multiphase flowmeter

Also Published As

Publication number Publication date
EP3475666A1 (en) 2019-05-01
FI129728B (fi) 2022-08-15
US10816375B2 (en) 2020-10-27
US20190376823A1 (en) 2019-12-12
WO2018002740A1 (en) 2018-01-04

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