WO2011128890A1 - Flow-meter probe - Google Patents
Flow-meter probe Download PDFInfo
- Publication number
- WO2011128890A1 WO2011128890A1 PCT/IL2011/000266 IL2011000266W WO2011128890A1 WO 2011128890 A1 WO2011128890 A1 WO 2011128890A1 IL 2011000266 W IL2011000266 W IL 2011000266W WO 2011128890 A1 WO2011128890 A1 WO 2011128890A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- probe
- display unit
- thermistor
- control
- thermistors
- Prior art date
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
Definitions
- a power inlet cable 86 is seen at the side of the unit 82.
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Volume Flow (AREA)
Abstract
Description
Claims
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013504386A JP5947282B2 (en) | 2010-04-14 | 2011-03-21 | Flow meter probe |
BR112012026154A BR112012026154A2 (en) | 2010-04-14 | 2011-03-21 | apparatus for determining the fluid flow rate of a liquid and low voltage apparatus |
RU2012148184/28A RU2573693C2 (en) | 2010-04-14 | 2011-03-21 | Flow meter sensor |
US13/640,483 US9157781B2 (en) | 2010-04-14 | 2011-03-21 | Flow-meter probe |
CN201180019080.XA CN102985802B (en) | 2010-04-14 | 2011-03-21 | Flow-meter probe |
EP11768555.2A EP2558840A4 (en) | 2010-04-14 | 2011-03-21 | Flow-meter probe |
CA2796326A CA2796326A1 (en) | 2010-04-14 | 2011-03-21 | Flow-meter probe |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IL205084 | 2010-04-14 | ||
IL205084A IL205084A (en) | 2010-04-14 | 2010-04-14 | Flow-meter probe |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2011128890A1 true WO2011128890A1 (en) | 2011-10-20 |
Family
ID=43570494
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/IL2011/000266 WO2011128890A1 (en) | 2010-04-14 | 2011-03-21 | Flow-meter probe |
Country Status (9)
Country | Link |
---|---|
US (1) | US9157781B2 (en) |
EP (1) | EP2558840A4 (en) |
JP (1) | JP5947282B2 (en) |
CN (1) | CN102985802B (en) |
BR (1) | BR112012026154A2 (en) |
CA (1) | CA2796326A1 (en) |
IL (1) | IL205084A (en) |
RU (1) | RU2573693C2 (en) |
WO (1) | WO2011128890A1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10542923B2 (en) | 2015-04-15 | 2020-01-28 | The Johns Hopkins University | System and urine sensing devices for and method of monitoring kidney function |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IL204752A (en) * | 2010-03-25 | 2015-08-31 | Vasa Applied Technologies Ltd | Method and apparatus for determining flow rates of excreted or secreted body fluids |
JP6332932B2 (en) * | 2013-09-27 | 2018-05-30 | 林 泰正 | Manufacturing method of thermal flow rate / flow rate sensor and thermal flow rate / flow rate sensor |
KR101660226B1 (en) * | 2014-10-31 | 2016-09-28 | 주식회사 골든룰 | Thermal type mass flow meter |
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 |
KR101765079B1 (en) * | 2016-01-12 | 2017-08-04 | 서울대학교산학협력단 | Micro needle probe for measuring sap flow of plant and measuring device with the same |
WO2017123000A1 (en) | 2016-01-12 | 2017-07-20 | 서울대학교 산학협력단 | Microneedle probe for measuring sap flow of plant, and sap flow measuring device having same |
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 (en) * | 2016-12-21 | 2018-06-29 | Greenteg Ag | Sensor unit for a portable computer system and integration of the sensor unit in the housing of the computer system. |
WO2018105753A2 (en) * | 2017-05-08 | 2018-06-14 | 株式会社村田製作所 | Sensor substrate, air velocity measurement device, and air volume measurement device |
DE102017120941A1 (en) * | 2017-09-11 | 2019-03-14 | Endress + Hauser Wetzer Gmbh + Co. Kg | Thermal flowmeter |
CN109343123A (en) * | 2018-12-14 | 2019-02-15 | 北京瀚卫高新技术有限公司 | A kind of Water flow detector |
EP3899445A1 (en) * | 2018-12-20 | 2021-10-27 | Edwards Lifesciences Corporation | Thermal mass fluid flow sensor |
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 |
Citations (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3085431A (en) | 1959-12-28 | 1963-04-16 | Gen Electric | Flow measuring apparatus |
US4028689A (en) | 1974-10-05 | 1977-06-07 | Ellenberger & Poensgen Gmbh | Calorimetric flow monitor |
US5190048A (en) * | 1991-09-17 | 1993-03-02 | Healthdyne, Inc. | Thermistor airflow sensor assembly |
US20030049877A1 (en) | 2000-05-04 | 2003-03-13 | Felix Mayer | Flow sensor |
US20040000196A1 (en) | 2002-04-03 | 2004-01-01 | Christoph Kleinlogel | Flow sensor and method for producing the same |
US20040185151A1 (en) * | 2003-03-21 | 2004-09-23 | Istituto Trentino Di Cultura | Process and equipment for determining the alcoholic strength of a water/alcohol solution |
EP1496340A1 (en) | 2003-07-08 | 2005-01-12 | Pompes Salmson | Thermal flowmeter and method therefor |
US20060080050A1 (en) | 2004-10-13 | 2006-04-13 | Zimmermann Bernd D | Fluid flow rate sensor and method of operation |
US20060265151A1 (en) * | 2004-10-13 | 2006-11-23 | Duhack Michael | Fluid flow rate sensor |
US7302844B2 (en) | 2002-11-06 | 2007-12-04 | Siemens Aktiengesellschaft | Measurement element for determining a flow rate |
US20080080588A1 (en) | 2006-09-28 | 2008-04-03 | Delphi Technologies Inc. | Apparatus and method for fluid flow measurement |
US20080167579A1 (en) * | 2003-08-12 | 2008-07-10 | Lior Ben Ezra | Apparatus For Determining the Amount of Milk Breast-Fed to a Baby by Convective Heat Transfer |
US20090071244A1 (en) | 2007-09-14 | 2009-03-19 | Philip George Camp | Fluid detector |
US20090113996A1 (en) * | 2007-10-04 | 2009-05-07 | Baxter International Inc. | System and method for measuring liquid viscosity in a fluid delivery system |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6134424U (en) * | 1984-07-31 | 1986-03-03 | 愛知時計電機株式会社 | Power generation water meter |
US4830022A (en) * | 1987-07-27 | 1989-05-16 | Medical Engineering And Development, Inc. | Animal monitoring system |
JPH0199108A (en) | 1987-10-12 | 1989-04-18 | Yamada Mitsue | Control device |
NL9001755A (en) * | 1990-08-02 | 1992-03-02 | Optische Ind De Oude Delft Nv | ENDOSCOPIC SCANNER. |
JPH04116464A (en) | 1990-09-06 | 1992-04-16 | Matsushita Electric Ind Co Ltd | Fluid velocity sensor |
US5551283A (en) * | 1993-08-10 | 1996-09-03 | Ricoh Seiki Company, Ltd. | Atmosphere measuring device and flow sensor |
CN1645061A (en) * | 1997-11-21 | 2005-07-27 | 三井金属矿业株式会社 | Flow sensor and temperature sensor |
JP3825242B2 (en) | 2000-10-17 | 2006-09-27 | 株式会社山武 | Flow sensor |
JP4955159B2 (en) | 2001-07-18 | 2012-06-20 | 日機装株式会社 | Flow rate measuring method and apparatus |
EP1491866A4 (en) * | 2002-03-20 | 2006-06-07 | Mitsui Mining & Smelting Co | Flow rate measuring method and flowmeter, flow rate measuring section package used for them and flow rate measuring unit using them, and piping leakage inspection device using flowmeter |
NL1025617C2 (en) * | 2003-05-13 | 2004-11-18 | Berkin Bv | Mass flow meter. |
US7181963B2 (en) * | 2004-06-30 | 2007-02-27 | Codman & Shurtleff, Inc | Thermal flow sensor having streamlined packaging |
JP5080020B2 (en) * | 2006-04-13 | 2012-11-21 | 日立オートモティブシステムズ株式会社 | Thermal flow sensor |
JP4341651B2 (en) * | 2006-07-28 | 2009-10-07 | 株式会社日立製作所 | Thermal gas flow meter |
WO2009154112A1 (en) * | 2008-06-20 | 2009-12-23 | 株式会社キーエンス | Two-wire electromagnetic flow meter |
US8594953B2 (en) * | 2011-03-09 | 2013-11-26 | ClearWater Tech, LLC | Intelligent gas flow sensor probe |
-
2010
- 2010-04-14 IL IL205084A patent/IL205084A/en not_active IP Right Cessation
-
2011
- 2011-03-21 BR BR112012026154A patent/BR112012026154A2/en not_active Application Discontinuation
- 2011-03-21 CN CN201180019080.XA patent/CN102985802B/en active Active
- 2011-03-21 EP EP11768555.2A patent/EP2558840A4/en not_active Withdrawn
- 2011-03-21 CA CA2796326A patent/CA2796326A1/en not_active Abandoned
- 2011-03-21 JP JP2013504386A patent/JP5947282B2/en active Active
- 2011-03-21 US US13/640,483 patent/US9157781B2/en active Active
- 2011-03-21 WO PCT/IL2011/000266 patent/WO2011128890A1/en active Application Filing
- 2011-03-21 RU RU2012148184/28A patent/RU2573693C2/en not_active IP Right Cessation
Patent Citations (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3085431A (en) | 1959-12-28 | 1963-04-16 | Gen Electric | Flow measuring apparatus |
US4028689A (en) | 1974-10-05 | 1977-06-07 | Ellenberger & Poensgen Gmbh | Calorimetric flow monitor |
US5190048A (en) * | 1991-09-17 | 1993-03-02 | Healthdyne, Inc. | Thermistor airflow sensor assembly |
US20030049877A1 (en) | 2000-05-04 | 2003-03-13 | Felix Mayer | Flow sensor |
US20040000196A1 (en) | 2002-04-03 | 2004-01-01 | Christoph Kleinlogel | Flow sensor and method for producing the same |
US7302844B2 (en) | 2002-11-06 | 2007-12-04 | Siemens Aktiengesellschaft | Measurement element for determining a flow rate |
US20040185151A1 (en) * | 2003-03-21 | 2004-09-23 | Istituto Trentino Di Cultura | Process and equipment for determining the alcoholic strength of a water/alcohol solution |
EP1496340A1 (en) | 2003-07-08 | 2005-01-12 | Pompes Salmson | Thermal flowmeter and method therefor |
US20080167579A1 (en) * | 2003-08-12 | 2008-07-10 | Lior Ben Ezra | Apparatus For Determining the Amount of Milk Breast-Fed to a Baby by Convective Heat Transfer |
US20060080050A1 (en) | 2004-10-13 | 2006-04-13 | Zimmermann Bernd D | Fluid flow rate sensor and method of operation |
US20060265151A1 (en) * | 2004-10-13 | 2006-11-23 | Duhack Michael | Fluid flow rate sensor |
US20080080588A1 (en) | 2006-09-28 | 2008-04-03 | Delphi Technologies Inc. | Apparatus and method for fluid flow measurement |
US20090071244A1 (en) | 2007-09-14 | 2009-03-19 | Philip George Camp | Fluid detector |
US20090113996A1 (en) * | 2007-10-04 | 2009-05-07 | Baxter International Inc. | System and method for measuring liquid viscosity in a fluid delivery system |
Non-Patent Citations (1)
Title |
---|
See also references of EP2558840A4 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10542923B2 (en) | 2015-04-15 | 2020-01-28 | The Johns Hopkins University | System and urine sensing devices for and method of monitoring kidney function |
Also Published As
Publication number | Publication date |
---|---|
US9157781B2 (en) | 2015-10-13 |
US20130098150A1 (en) | 2013-04-25 |
EP2558840A4 (en) | 2018-01-24 |
JP2013524254A (en) | 2013-06-17 |
EP2558840A1 (en) | 2013-02-20 |
IL205084A (en) | 2017-08-31 |
BR112012026154A2 (en) | 2017-07-18 |
RU2012148184A (en) | 2014-05-20 |
CA2796326A1 (en) | 2011-10-20 |
RU2573693C2 (en) | 2016-01-27 |
CN102985802B (en) | 2016-03-02 |
CN102985802A (en) | 2013-03-20 |
JP5947282B2 (en) | 2016-07-06 |
IL205084A0 (en) | 2010-11-30 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US9157781B2 (en) | Flow-meter probe | |
EP2482050B1 (en) | Intake air temperature sensor and thermal airflow meter including the same | |
US4255968A (en) | Flow indicator | |
RU2290610C2 (en) | Mass flow meter | |
US8776582B2 (en) | Sensor device for measuring the flow and/or the level of a fluid or of a substance | |
US8342018B2 (en) | High accuracy battery-operated MEMS mass flow meter | |
CN101405581B (en) | Thermal mass flowmeter | |
EP1477779B1 (en) | Mass flowmeter | |
US8485030B2 (en) | Thermal loop flow sensor | |
US6668642B2 (en) | Apparatus and method for thermal isolation of thermal mass flow sensor | |
WO2002014799A1 (en) | Flow rate measuring method and flow-meter | |
EP1705463B1 (en) | Sensing device for measuring a fluid flow and a liquid level | |
CN212482587U (en) | Probe of thermal mass flowmeter | |
US11650088B2 (en) | Thermal flow sensor for determining the temperature and the flow velocity of a flowing measuring medium | |
GB2173905A (en) | Fluid-flow monitoring apparatus | |
US11841277B2 (en) | Skin-point temperature measurement assembly | |
CN111947727A (en) | Probe of thermal mass flowmeter | |
JP4037723B2 (en) | Thermal flow meter | |
JP3456647B2 (en) | Liquid flow sensor | |
EP4180784B1 (en) | Measuring insert for a thermometer | |
US20220049980A1 (en) | Flow meter | |
JPH04115125A (en) | Heat flow-rate sensor | |
JP2771949B2 (en) | Thermal flow sensor | |
RU2501001C1 (en) | Device to determine phase condition of gas and liquid flow | |
JP2002168668A (en) | Thermal folwmeter |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
WWE | Wipo information: entry into national phase |
Ref document number: 201180019080.X Country of ref document: CN |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 11768555 Country of ref document: EP Kind code of ref document: A1 |
|
ENP | Entry into the national phase |
Ref document number: 2796326 Country of ref document: CA |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2013504386 Country of ref document: JP |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
WWE | Wipo information: entry into national phase |
Ref document number: 9730/DELNP/2012 Country of ref document: IN |
|
ENP | Entry into the national phase |
Ref document number: 2012148184 Country of ref document: RU Kind code of ref document: A |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2011768555 Country of ref document: EP |
|
REG | Reference to national code |
Ref country code: BR Ref legal event code: B01A Ref document number: 112012026154 Country of ref document: BR |
|
WWE | Wipo information: entry into national phase |
Ref document number: 13640483 Country of ref document: US |
|
ENP | Entry into the national phase |
Ref document number: 112012026154 Country of ref document: BR Kind code of ref document: A2 Effective date: 20121011 |