KR100323312B1 - 유량센서 - Google Patents
유량센서 Download PDFInfo
- Publication number
- KR100323312B1 KR100323312B1 KR1020000006003A KR20000006003A KR100323312B1 KR 100323312 B1 KR100323312 B1 KR 100323312B1 KR 1020000006003 A KR1020000006003 A KR 1020000006003A KR 20000006003 A KR20000006003 A KR 20000006003A KR 100323312 B1 KR100323312 B1 KR 100323312B1
- Authority
- KR
- South Korea
- Prior art keywords
- detection
- flow rate
- passage
- fluid
- support member
- 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
Links
- 238000001514 detection method Methods 0.000 claims abstract description 257
- 239000012530 fluid Substances 0.000 claims abstract description 127
- 230000001012 protector Effects 0.000 claims description 34
- 230000001681 protective effect Effects 0.000 claims description 11
- 238000009826 distribution Methods 0.000 abstract description 26
- 238000005259 measurement Methods 0.000 abstract description 24
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 230000000694 effects Effects 0.000 description 16
- 238000011144 upstream manufacturing Methods 0.000 description 14
- 238000002485 combustion reaction Methods 0.000 description 12
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 8
- 239000000758 substrate Substances 0.000 description 8
- 239000011347 resin Substances 0.000 description 7
- 229920005989 resin Polymers 0.000 description 7
- 238000006073 displacement reaction Methods 0.000 description 5
- 239000000919 ceramic Substances 0.000 description 4
- 229910052697 platinum Inorganic materials 0.000 description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- -1 for example Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 239000000615 nonconductor Substances 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
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
-
- 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
- G01F1/6842—Structural arrangements; Mounting of elements, e.g. in relation to fluid flow with means for influencing the fluid flow
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Volume Flow (AREA)
- Details Of Flowmeters (AREA)
Abstract
Description
Claims (3)
- 유체의 유량을 검출하는 유량검출소자(12)와, 유체가 도입되는 동시에 상기 유량검출소자(12)가 내부에 배치된 검출용통로(19)와, 이 검출용통로(19)를 지지하는 지지부재(20)와, 상기 유량검출소자(12)를 제어하는 전자회로부(14)가 수납된 회로케이스(15)를 구비하고, 상기 검출용통로(19), 지지부재(20) 및 회로케이스 (15)가 일체로 구성되고, 상기 검출용통로(19)가 유체를 유통시키는 주통로(16)내에 위치하도록 상기 지지부재(20)를 이 주통로(16)에 개구된 구멍(30)으로부터 연출시켜서 사용되는 유량센서(100,101, 102)에서, 상기 지지부재(20)의 상기 구멍(30)으로부터의 연출부분과 대략같은 유체저항을 갖는 외형형상으로 구성된 구조체(21,21A,21B)가 상기 검출용통로(19)를 중심으로 상기 지지부재(20)의 상기 구멍(30)으로부터의 연출부분과 대략 대칭이 되는 위치에 설치되어 있는 것을 특징으로하는 유량센서.
- 유체의 유량을 검출하는 유량검출소자(12)와, 유체가 도입되는 동시에 상기 유량검출소자(12)가 내부에 배치된 검출용통로 (19)와, 이 검출용통로(19)와, 이 검출용통로(19)를 지지하는 지지부재(20)와, 상기 유량검출소자(12)를 제어하는 전자회로부(14)가 수납된 회로케이스(15)와, 유체의 온도를 검출하는 유체온도검출용소자(25)를 구비하고, 상기 검출용통로(19), 지지부재(20) 및 회로케이스(15)가 일체적으로 구성되고, 상기 검출용통로(19) 및 상기 유체온도검출소자(25)가 유체를 유통시키는 주통로(16)내에 위치하도록 상기 지지부재(20)를 이 주통로에 개구된 구멍(30)으로부터 연출시켜서 사용되는 유량센서 (103,109,110,111)에서 상기 유체온도검출용소자(25)를 보호하는 프로텍터 (26)와, 이 프로텍터(26)와 대략같은 유체저항을 갖는 외형형상으로 구성된 구조체 (21C,21F,21G,21H)가 상기 검출용통로 (19)를 지지하는 지지부재(20)에 대해 상기 프로텍터(26)와 거의 대칭이 되는 위치에 설치되어있는 것을 특징으로 하는 유량센서.
- 유체의 유량을 검출하는 유량검출소자(12)와, 유체가 도입되는 동시에 상기 유량검출소자(12)가 내부에 배치되는 검출용통로(19)와 이 검출용통로(19)를 지지하는 지지부재(20)와, 상기 검출용통로(19)내에 연출하도록 배치되어서, 상기 유량검출소자(12)를 지지하는 검출보조부재(22)와, 상기 유량검출소자(12)를 제어하는 전자회로부(14)가 수납된 회로케이스(15)를 구비한 유량센서(104,105)에서,상기 전자회로부(14)와 상기 유량검출소자(12)의 전기적 접속부를 상기 검출보조부재 (22)와 형등해서 유체로부터 보호하는 보호부재(27)가 상기 검출용통로 (19)내에 돌출하도록 설치되고, 상기 보호부재(27)의 상기 검출용통로(19)내에서 돌출부분과 거의 동일한 유체저항을 갖는 외형형상으로 구성된 구조체(21D, 21E)가 상기 검출용통로(19)의 축심을 중심으로 해서 상기 보호부재(27)의 상기 검출용통로(19)내에의 돌출부분과 대략 대칭이 되는 위치에 설치되어 있는것을 특징으로 하는 유량센서.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1999-161202 | 1999-06-08 | ||
JP16120299A JP3553422B2 (ja) | 1999-06-08 | 1999-06-08 | 流量センサ |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20010006623A KR20010006623A (ko) | 2001-01-26 |
KR100323312B1 true KR100323312B1 (ko) | 2002-02-06 |
Family
ID=15730546
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020000006003A Expired - Fee Related KR100323312B1 (ko) | 1999-06-08 | 2000-02-09 | 유량센서 |
Country Status (4)
Country | Link |
---|---|
US (4) | US6336361B1 (ko) |
JP (1) | JP3553422B2 (ko) |
KR (1) | KR100323312B1 (ko) |
DE (1) | DE19964452B4 (ko) |
Families Citing this family (40)
Publication number | Priority date | Publication date | Assignee | Title |
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US7258003B2 (en) * | 1998-12-07 | 2007-08-21 | Honeywell International Inc. | Flow sensor with self-aligned flow channel |
US6911894B2 (en) * | 1998-12-07 | 2005-06-28 | Honeywell International Inc. | Sensor package for harsh environments |
DE10056431A1 (de) * | 2000-11-14 | 2002-05-23 | Bosch Gmbh Robert | Verfahren und Vorrichtung zur Diagnose des Strömungswiderstands im Ansaugtrakt von Brennkraftmaschinen |
JP2003017433A (ja) * | 2001-06-28 | 2003-01-17 | Tokyo Electron Ltd | チャンバセンサポート |
US6622555B2 (en) * | 2001-10-11 | 2003-09-23 | Visteon Global Technologies, Inc. | Fluid flow meter |
US6708561B2 (en) * | 2002-04-19 | 2004-03-23 | Visteon Global Technologies, Inc. | Fluid flow meter having an improved sampling channel |
JP3671399B2 (ja) | 2002-09-20 | 2005-07-13 | 三菱電機株式会社 | 流量センサ |
US6845661B2 (en) * | 2002-10-11 | 2005-01-25 | Visteon Global Technologies, Inc. | Lead frame for automotive electronics |
US6973825B2 (en) * | 2003-02-24 | 2005-12-13 | Visteon Global Technologies, Inc. | Hot-wire mass flow sensor with low-loss bypass passage |
DE102004008903B3 (de) * | 2004-02-24 | 2005-09-15 | Siemens Ag | Massenstromsensor |
EP1568973A1 (en) * | 2004-02-26 | 2005-08-31 | Signal Lux MDS S.r.l. | Thermal fluid flowmeter |
US7047805B2 (en) | 2004-04-09 | 2006-05-23 | Visteon Global Technologies, Inc. | Fluid flow meter having an auxiliary flow passage |
DE102006045656A1 (de) * | 2006-09-27 | 2008-04-03 | Robert Bosch Gmbh | Strömungsdynamisch verbesserter Steckfühler |
US20080229821A1 (en) * | 2007-03-20 | 2008-09-25 | Reeder Kevin R | Sensor impact protection apparatus |
EP2251651A3 (de) * | 2007-04-26 | 2012-02-22 | Heraeus Sensor Technology Gmbh | Anordnung eines Schichtwiderstandes einer anemometrischen Messeinrichtung in einem Abgasrohr |
WO2008139237A1 (en) * | 2007-05-10 | 2008-11-20 | Acque Ingegneria S.R.L. | Flow rate sensor for water ducts and a method for measuring water flow |
JP4426606B2 (ja) * | 2007-06-29 | 2010-03-03 | 三菱電機株式会社 | 流量測定装置 |
JP2010112876A (ja) * | 2008-11-07 | 2010-05-20 | Hino Motors Ltd | 流体の流量測定装置 |
JP5262789B2 (ja) * | 2009-02-12 | 2013-08-14 | 株式会社デンソー | 空気流量測定装置 |
JP2012058044A (ja) * | 2010-09-08 | 2012-03-22 | Hitachi Automotive Systems Ltd | 熱式流体流量測定装置 |
US9273986B2 (en) | 2011-04-14 | 2016-03-01 | Trane International Inc. | Water flow measurement device |
JP5933936B2 (ja) * | 2011-06-17 | 2016-06-15 | 株式会社堀場エステック | 流量測定システム、流量制御システム、及び、流量測定装置 |
JP2013024710A (ja) * | 2011-07-20 | 2013-02-04 | Denso Corp | 空気流量測定装置 |
US9261388B2 (en) | 2012-07-11 | 2016-02-16 | Trane International Inc. | Methods and systems to measure fluid flow |
JP5884769B2 (ja) | 2013-05-09 | 2016-03-15 | 株式会社デンソー | 空気流量計測装置 |
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 |
JP5680178B1 (ja) * | 2013-12-26 | 2015-03-04 | 三菱電機株式会社 | 流量センサおよび内燃機関の制御システム |
JP6179449B2 (ja) * | 2014-04-28 | 2017-08-16 | 株式会社デンソー | 空気流量測定装置 |
US10634538B2 (en) | 2016-07-13 | 2020-04-28 | Rain Bird Corporation | Flow sensor |
JP6816655B2 (ja) * | 2017-06-02 | 2021-01-20 | トヨタ自動車株式会社 | エアクリーナ及びエアクリーナの製造方法 |
JP6777015B2 (ja) * | 2017-06-02 | 2020-10-28 | トヨタ自動車株式会社 | エアクリーナ及びエアクリーナの製造方法 |
CN107290020A (zh) * | 2017-06-28 | 2017-10-24 | 安徽盛洲汽车部件有限公司 | 空气流量计电路盖板安装结构 |
EP3438706A1 (de) | 2017-08-04 | 2019-02-06 | Helmholtz-Zentrum Geesthacht Zentrum für Material- und Küstenforschung GmbH | Neutronendetektor |
WO2019064908A1 (ja) * | 2017-09-29 | 2019-04-04 | 日立オートモティブシステムズ株式会社 | 物理量検出装置 |
US10473494B2 (en) | 2017-10-24 | 2019-11-12 | Rain Bird Corporation | Flow sensor |
JP7204370B2 (ja) * | 2018-08-08 | 2023-01-16 | 株式会社Soken | 流量計測装置 |
JP6991366B2 (ja) * | 2018-12-21 | 2022-02-10 | 三菱電機株式会社 | 流量測定装置 |
US11662242B2 (en) | 2018-12-31 | 2023-05-30 | Rain Bird Corporation | Flow sensor gauge |
US11874149B2 (en) | 2020-04-27 | 2024-01-16 | Rain Bird Corporation | Irrigation flow sensor systems and methods of detecting irrigation flow |
DE102021203217A1 (de) * | 2021-03-30 | 2022-03-24 | Vitesco Technologies GmbH | Luftmassensensor und Kraftfahrzeug |
Family Cites Families (14)
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US3891391A (en) * | 1973-05-14 | 1975-06-24 | George R Boone | Fluid flow measuring system using improved temperature compensation apparatus and method |
JPS6165053A (ja) * | 1984-09-07 | 1986-04-03 | Hitachi Ltd | 空気流量計 |
JPH0789122B2 (ja) * | 1986-04-24 | 1995-09-27 | ゾメル、ローランド | 空間内の自由な流れの流速を測定する装置と方法 |
DE3818385A1 (de) | 1987-06-04 | 1988-12-22 | Mazda Motor | Hitzdraht-stroemungsmengensensor |
JP2538852B2 (ja) | 1991-03-20 | 1996-10-02 | 三菱電機株式会社 | 感熱式流量センサ |
SE468182B (sv) * | 1991-03-22 | 1992-11-16 | Flaekt Ab | Anordning foer maetning av ett gasfloede samt saett att anvaenda anordningen |
JP3324106B2 (ja) * | 1994-06-23 | 2002-09-17 | 株式会社デンソー | 熱式流量計 |
JPH08219838A (ja) | 1995-02-15 | 1996-08-30 | Hitachi Ltd | 空気流量測定装置 |
JP3242286B2 (ja) | 1995-04-27 | 2001-12-25 | 株式会社日立製作所 | 空気流量測定装置 |
JP3331814B2 (ja) | 1995-05-18 | 2002-10-07 | 三菱電機株式会社 | 感熱式流量検出装置 |
JP3475579B2 (ja) * | 1995-06-20 | 2003-12-08 | 株式会社デンソー | 吸気温センサの取付構造およびそれを用いた熱式流量計 |
US5804718A (en) * | 1996-04-24 | 1998-09-08 | Denso Corporation | Airflow meter having an inverted u-shape bypass passage |
DE19643996A1 (de) | 1996-10-31 | 1998-05-07 | Bosch Gmbh Robert | Vorrichtung zur Messung der Masse eines strömenden Mediums |
JP3285513B2 (ja) | 1997-05-28 | 2002-05-27 | 三菱電機株式会社 | 感熱式流量センサおよび内燃機関の吸気装置 |
-
1999
- 1999-06-08 JP JP16120299A patent/JP3553422B2/ja not_active Expired - Lifetime
- 1999-12-07 US US09/456,012 patent/US6336361B1/en not_active Expired - Lifetime
- 1999-12-16 DE DE19964452A patent/DE19964452B4/de not_active Expired - Lifetime
-
2000
- 2000-02-09 KR KR1020000006003A patent/KR100323312B1/ko not_active Expired - Fee Related
-
2001
- 2001-11-26 US US09/991,906 patent/US6557410B2/en not_active Expired - Lifetime
- 2001-11-26 US US09/991,907 patent/US6513375B2/en not_active Expired - Lifetime
-
2002
- 2002-12-12 US US10/317,117 patent/US6729182B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US6513375B2 (en) | 2003-02-04 |
DE19964452B4 (de) | 2009-12-31 |
US20020029629A1 (en) | 2002-03-14 |
JP3553422B2 (ja) | 2004-08-11 |
US6557410B2 (en) | 2003-05-06 |
KR20010006623A (ko) | 2001-01-26 |
US6336361B1 (en) | 2002-01-08 |
US20020073773A1 (en) | 2002-06-20 |
US6729182B2 (en) | 2004-05-04 |
US20030101810A1 (en) | 2003-06-05 |
JP2000346688A (ja) | 2000-12-15 |
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