KR890018017U - 감열식 유량센서 - Google Patents
감열식 유량센서Info
- Publication number
- KR890018017U KR890018017U KR2019890001881U KR890001881U KR890018017U KR 890018017 U KR890018017 U KR 890018017U KR 2019890001881 U KR2019890001881 U KR 2019890001881U KR 890001881 U KR890001881 U KR 890001881U KR 890018017 U KR890018017 U KR 890018017U
- Authority
- KR
- South Korea
- Prior art keywords
- flow sensor
- thermal flow
- thermal
- sensor
- flow
- 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
-
- 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
- G01F1/684—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
- G01F1/696—Circuits therefor, e.g. constant-current flow meters
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Volume Flow (AREA)
- Details Of Flowmeters (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2333588U JPH01128126U (ko) | 1988-02-24 | 1988-02-24 | |
JP88-23335(U) | 1988-02-24 | ||
JP88-053420(U) | 1988-04-19 | ||
JP5342088U JPH0633375Y2 (ja) | 1988-04-19 | 1988-04-19 | 感熱式流量センサ |
Publications (2)
Publication Number | Publication Date |
---|---|
KR890018017U true KR890018017U (ko) | 1989-09-08 |
KR920005284Y1 KR920005284Y1 (ko) | 1992-07-31 |
Family
ID=26360683
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR2019890001881U KR920005284Y1 (ko) | 1988-02-24 | 1989-02-23 | 감열식 유량센서 |
Country Status (3)
Country | Link |
---|---|
US (1) | US4907446A (ko) |
KR (1) | KR920005284Y1 (ko) |
DE (1) | DE3906344A1 (ko) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5211056A (en) * | 1989-04-14 | 1993-05-18 | Hitachi, Ltd. | Thermal type intake air flow measuring instrument |
US5018385A (en) * | 1990-03-26 | 1991-05-28 | Siemens Automotive L.P. | I.C. engine airflow meter having speed-based automatic gain control |
JPH07117436B2 (ja) * | 1990-12-28 | 1995-12-18 | 三菱電機株式会社 | 感熱式流量センサ |
DE4130513C2 (de) * | 1991-09-13 | 1996-10-24 | Pierburg Ag | Temperaturregler |
JP2599854B2 (ja) * | 1991-12-12 | 1997-04-16 | 三菱電機株式会社 | 感熱式流量センサの設定方法 |
US5369990A (en) * | 1993-04-08 | 1994-12-06 | Ford Motor Company | Remote mount air flow sensor |
DE19605180A1 (de) * | 1996-02-13 | 1997-08-14 | Daimler Benz Ag | Anemometer |
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 |
US5854425A (en) * | 1998-06-09 | 1998-12-29 | Tao Of Systems Integration, Inc. | Method for measurement and compensation of a time constant for a constant voltage anemometer |
JP4161078B2 (ja) * | 2005-11-22 | 2008-10-08 | 三菱電機株式会社 | 熱式流量センサ |
CN103698129A (zh) * | 2013-12-11 | 2014-04-02 | 潍柴动力股份有限公司 | 发动机热平衡试验***及其温控装置 |
US11846549B2 (en) * | 2019-09-12 | 2023-12-19 | Harcosemco Llc | Mass flow sensor having an airfoil |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3975951A (en) * | 1974-03-21 | 1976-08-24 | Nippon Soken, Inc. | Intake-air amount detecting system for an internal combustion engine |
JPS5618721A (en) * | 1979-07-24 | 1981-02-21 | Hitachi Ltd | Air flow meter |
JPS56143915A (en) * | 1980-04-11 | 1981-11-10 | Nippon Soken Inc | Measuring device for gas flow rate |
JPH0675247B2 (ja) * | 1983-11-04 | 1994-09-21 | 株式会社日立製作所 | 空気流量検出装置 |
JPH0690062B2 (ja) * | 1984-07-27 | 1994-11-14 | 株式会社日立製作所 | 熱式流速検出装置 |
EP0226091A3 (en) * | 1985-12-17 | 1989-09-13 | Texas Instruments Incorporated | Semiconductor isolation using trenches and oxidation of anodized silicon sublayer |
JPS62165518A (ja) * | 1986-01-16 | 1987-07-22 | Shizuo Sato | カム山とシヤフト別体式進角固定型カムシヤフト |
-
1989
- 1989-02-21 US US07/312,110 patent/US4907446A/en not_active Expired - Lifetime
- 1989-02-23 KR KR2019890001881U patent/KR920005284Y1/ko not_active IP Right Cessation
- 1989-02-24 DE DE3906344A patent/DE3906344A1/de active Granted
Also Published As
Publication number | Publication date |
---|---|
KR920005284Y1 (ko) | 1992-07-31 |
US4907446A (en) | 1990-03-13 |
DE3906344A1 (de) | 1989-08-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
E701 | Decision to grant or registration of patent right | ||
REGI | Registration of establishment | ||
FPAY | Annual fee payment |
Payment date: 20030723 Year of fee payment: 12 |
|
EXPY | Expiration of term |