BR112012026154A2 - aparelho para determinar a taxa de fluxo de fluído de um líquido e aparelho de baixa voltagem - Google Patents

aparelho para determinar a taxa de fluxo de fluído de um líquido e aparelho de baixa voltagem

Info

Publication number
BR112012026154A2
BR112012026154A2 BR112012026154A BR112012026154A BR112012026154A2 BR 112012026154 A2 BR112012026154 A2 BR 112012026154A2 BR 112012026154 A BR112012026154 A BR 112012026154A BR 112012026154 A BR112012026154 A BR 112012026154A BR 112012026154 A2 BR112012026154 A2 BR 112012026154A2
Authority
BR
Brazil
Prior art keywords
determining
liquid
flow rate
fluid flow
low voltage
Prior art date
Application number
BR112012026154A
Other languages
English (en)
Inventor
Sella Yoav
Original Assignee
Vasa Applied Tech 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 Vasa Applied Tech Ltd filed Critical Vasa Applied Tech Ltd
Publication of BR112012026154A2 publication Critical patent/BR112012026154A2/pt

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
    • G01F1/684—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
    • G01F1/69—Structural arrangements; Mounting of elements, e.g. in relation to fluid flow using a particular type of heating, cooling or sensing element of resistive type
    • 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
    • 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
    • G01F1/6847—Structural arrangements; Mounting of elements, e.g. in relation to fluid flow where sensing or heating elements are not disturbing the fluid flow, e.g. elements mounted outside the flow duct
    • 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
    • G01F1/6965—Circuits therefor, e.g. constant-current flow meters comprising means to store calibration data for flow signal calculation or correction
    • 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
    • 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
    • G01F1/704—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow using marked regions or existing inhomogeneities within the fluid stream, e.g. statistically occurring variations in a fluid parameter
    • G01F1/708—Measuring the time taken to traverse a fixed distance
    • G01F1/7084—Measuring the time taken to traverse a fixed distance using thermal detecting arrangements

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Volume Flow (AREA)
BR112012026154A 2010-04-14 2011-03-21 aparelho para determinar a taxa de fluxo de fluído de um líquido e aparelho de baixa voltagem BR112012026154A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IL205084A IL205084A (en) 2010-04-14 2010-04-14 Probe learned flow
PCT/IL2011/000266 WO2011128890A1 (en) 2010-04-14 2011-03-21 Flow-meter probe

Publications (1)

Publication Number Publication Date
BR112012026154A2 true BR112012026154A2 (pt) 2017-07-18

Family

ID=43570494

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112012026154A BR112012026154A2 (pt) 2010-04-14 2011-03-21 aparelho para determinar a taxa de fluxo de fluído de um líquido e aparelho de baixa voltagem

Country Status (9)

Country Link
US (1) US9157781B2 (pt)
EP (1) EP2558840A4 (pt)
JP (1) JP5947282B2 (pt)
CN (1) CN102985802B (pt)
BR (1) BR112012026154A2 (pt)
CA (1) CA2796326A1 (pt)
IL (1) IL205084A (pt)
RU (1) RU2573693C2 (pt)
WO (1) WO2011128890A1 (pt)

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JP6332932B2 (ja) * 2013-09-27 2018-05-30 林　泰正 熱式流速・流量センサの製造方法及び熱式流速・流量センサ
KR101660226B1 (ko) * 2014-10-31 2016-09-28 주식회사 골든룰 열식 질량 유량계
GB2533936B (en) 2015-01-07 2017-10-25 Homeserve Plc Flow detection device
GB201501935D0 (en) 2015-02-05 2015-03-25 Tooms Moore Consulting Ltd And Trow Consulting Ltd Water flow analysis
WO2016168541A1 (en) 2015-04-15 2016-10-20 The Johns Hopkins University System and urine sensing devices for and method of monitoring kidney function
KR101765079B1 (ko) * 2016-01-12 2017-08-04 서울대학교산학협력단 식물의 수액 흐름 측정용 마이크로 니들 프로브 및 이를 구비한 수액 흐름 측정 장치
WO2017123000A1 (ko) 2016-01-12 2017-07-20 서울대학교 산학협력단 식물의 수액 흐름 측정용 마이크로 니들 프로브 및 이를 구비한 수액 흐름 측정 장치
US11014148B2 (en) * 2016-09-23 2021-05-25 Afc-Holcroft, Llc Method for measuring and continuously monitoring the heat transfer characteristics of a fluid in a system
CH713267A1 (de) * 2016-12-21 2018-06-29 Greenteg Ag Sensoreinheit für ein tragbares Computersystem und Integration der Sensoreinheit in das Gehäuse des Computersystems.
WO2018105753A2 (ja) * 2017-05-08 2018-06-14 株式会社村田製作所 センサ基板、風速測定装置および風量測定装置
DE102017120941A1 (de) 2017-09-11 2019-03-14 Endress + Hauser Wetzer Gmbh + Co. Kg Thermisches Durchflussmessgerät
CN109343123A (zh) * 2018-12-14 2019-02-15 北京瀚卫高新技术有限公司 一种水流检测装置
CN113366285A (zh) * 2018-12-20 2021-09-07 爱德华兹生命科学公司 热质流体流量传感器
US10908006B2 (en) * 2019-02-19 2021-02-02 Siargo Ltd. Method for forming micromachined liquid flow sensor
US11473952B2 (en) * 2020-04-03 2022-10-18 William Peter Bernardi Method and sensor for detecting flow rates in corrosive liquid

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Also Published As

Publication number Publication date
JP5947282B2 (ja) 2016-07-06
RU2012148184A (ru) 2014-05-20
JP2013524254A (ja) 2013-06-17
CN102985802A (zh) 2013-03-20
IL205084A (en) 2017-08-31
CA2796326A1 (en) 2011-10-20
EP2558840A4 (en) 2018-01-24
US20130098150A1 (en) 2013-04-25
CN102985802B (zh) 2016-03-02
WO2011128890A1 (en) 2011-10-20
EP2558840A1 (en) 2013-02-20
US9157781B2 (en) 2015-10-13
RU2573693C2 (ru) 2016-01-27
IL205084A0 (en) 2010-11-30

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Legal Events

Date Code Title Description
B25G Requested change of headquarter approved

Owner name: VASA APPLIED TECHNOLOGIES LTD (IL)

B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B11B Dismissal acc. art. 36, par 1 of ipl - no reply within 90 days to fullfil the necessary requirements