JPS62155318U - - Google Patents
Info
- Publication number
- JPS62155318U JPS62155318U JP1986043299U JP4329986U JPS62155318U JP S62155318 U JPS62155318 U JP S62155318U JP 1986043299 U JP1986043299 U JP 1986043299U JP 4329986 U JP4329986 U JP 4329986U JP S62155318 U JPS62155318 U JP S62155318U
- Authority
- JP
- Japan
- Prior art keywords
- intake air
- air amount
- internal combustion
- combustion engine
- hot wire
- 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.)
- Pending
Links
- 238000002485 combustion reaction Methods 0.000 claims 3
- 238000001514 detection method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 239000000446 fuel Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/02—Circuit arrangements for generating control signals
- F02D41/18—Circuit arrangements for generating control signals by measuring intake air flow
- F02D41/187—Circuit arrangements for generating control signals by measuring intake air flow using a hot wire flow sensor
-
- 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
- G01F1/6983—Feedback or rebalancing circuits, e.g. self heated constant temperature flowmeters adapted for burning-off deposits
-
- 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
- G01F1/6986—Feedback or rebalancing circuits, e.g. self heated constant temperature flowmeters with pulsed heating, e.g. dynamic methods
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Measuring Volume Flow (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986043299U JPS62155318U (US06373033-20020416-M00071.png) | 1986-03-25 | 1986-03-25 | |
| US07/022,081 US4771632A (en) | 1986-03-25 | 1987-03-05 | Self-cleaning arrangement for automotive hot wire type air flow meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986043299U JPS62155318U (US06373033-20020416-M00071.png) | 1986-03-25 | 1986-03-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62155318U true JPS62155318U (US06373033-20020416-M00071.png) | 1987-10-02 |
Family
ID=12659910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986043299U Pending JPS62155318U (US06373033-20020416-M00071.png) | 1986-03-25 | 1986-03-25 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US4771632A (US06373033-20020416-M00071.png) |
| JP (1) | JPS62155318U (US06373033-20020416-M00071.png) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4022207A1 (de) * | 1990-07-12 | 1992-01-16 | Bosch Gmbh Robert | Einrichtung zum freibrennen eines zu messzwecken dienenden widerstands |
| US5383357A (en) * | 1993-12-20 | 1995-01-24 | Doll; John A. | Mass air flow sensor device |
| JP3216001B2 (ja) * | 1995-08-08 | 2001-10-09 | 株式会社ユニシアジェックス | 内燃機関の感温式流量検出装置 |
| JP3828794B2 (ja) * | 2001-12-05 | 2006-10-04 | 株式会社日立製作所 | 空気流量測定装置 |
| JP5609827B2 (ja) * | 2011-09-07 | 2014-10-22 | 株式会社デンソー | 空気流量測定装置 |
| JP5477358B2 (ja) * | 2011-10-31 | 2014-04-23 | 株式会社デンソー | 空気流量測定装置 |
| CZ304794B6 (cs) * | 2013-09-03 | 2014-10-22 | ÄŚeskĂ© vysokĂ© uÄŤenĂ technickĂ© v Praze, Fakulta strojnĂ, Ăšstav mechaniky tekutin a termodynamiky | Průtokoměr |
| DE102017216657A1 (de) * | 2017-09-20 | 2019-03-21 | Robert Bosch Gmbh | Verfahren und Vorrichtung zum Steuern eines Heizelements zum Beheizen eines Sensorelements eines Luftmassensensors für ein Fahrzeug und Luftmassensensorsystem für ein Fahrzeug |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2927378A1 (de) * | 1979-07-06 | 1981-01-29 | Bosch Gmbh Robert | Einrichtung zum freibrennen eines zu messzwecken dienenden widerstandes |
| DE3037340C2 (de) * | 1979-10-03 | 1985-07-18 | Hitachi, Ltd., Tokio/Tokyo | Treiber für Hitzdraht-Luftmengenmesser |
| DE3022685A1 (de) * | 1980-06-18 | 1982-01-07 | Robert Bosch Gmbh, 7000 Stuttgart | Einrichtung zur durchflussmassenmessung bei einer brennkraftmaschine |
| JPS5920813A (ja) * | 1982-07-27 | 1984-02-02 | Nissan Motor Co Ltd | 熱線型空気流量計の制御装置 |
-
1986
- 1986-03-25 JP JP1986043299U patent/JPS62155318U/ja active Pending
-
1987
- 1987-03-05 US US07/022,081 patent/US4771632A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US4771632A (en) | 1988-09-20 |
