JPH02126074U - - Google Patents
Info
- Publication number
- JPH02126074U JPH02126074U JP3328889U JP3328889U JPH02126074U JP H02126074 U JPH02126074 U JP H02126074U JP 3328889 U JP3328889 U JP 3328889U JP 3328889 U JP3328889 U JP 3328889U JP H02126074 U JPH02126074 U JP H02126074U
- Authority
- JP
- Japan
- Prior art keywords
- assist
- combustion engine
- internal combustion
- air
- fuel injection
- 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.)
- Granted
Links
- 239000000446 fuel Substances 0.000 claims description 9
- 238000002485 combustion reaction Methods 0.000 claims description 7
- 238000002347 injection Methods 0.000 claims description 6
- 239000007924 injection Substances 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 3
- 239000002828 fuel tank Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
Description
第１図はこの考案の構成を示す図。第２図はこ
の考案の実施例を示す図。第３図は第２図におけ
る燃料噴射弁の噴射口部分の拡大断面図。第４図
、第５図および第６図は第２図の制御回路の作動
を説明するフローチヤート。第７図は第２図の制
御回路の作動を説明するタイミング図。第８図は
変形実施例におけるエアアシスト停止制御を示す
フローチヤート。
１０……シリンダブロツク、１２……シリンダ
ヘツド、１４……ピストン、１６……燃焼室、１
７……排気管、１８……吸気弁、２２……吸気管
、２４……サージタンク、２６……スロツトル弁
、３０……燃料噴射弁、３２……デリベリパイプ
、３４……燃料吐出ポンブ、３６……燃料タンク
、３８……圧力調整器、４０……ダイヤフラム、
４２……空気圧力室、４４……燃料圧力室、５４
，５４´……圧力導入パイプ、６６，７０……ア
シストエア通路、６８……空気ポンプ、７２……
エアアシスト制御弁、７６……弁体、７８……ソ
レノイド、７４……燃料圧制御弁、８０……弁体
、８２……ソレノイド、８６……制御回路、１０
６……水温センサ、１０８……Ｏ２センサ、３０
０……燃料温度センサ。
FIG. 1 is a diagram showing the configuration of this invention. FIG. 2 is a diagram showing an embodiment of this invention. FIG. 3 is an enlarged sectional view of the injection port portion of the fuel injection valve in FIG. 2. 4, 5 and 6 are flowcharts explaining the operation of the control circuit of FIG. 2. FIG. 7 is a timing diagram illustrating the operation of the control circuit shown in FIG. 2. FIG. 8 is a flowchart showing air assist stop control in a modified embodiment. 10... Cylinder block, 12... Cylinder head, 14... Piston, 16... Combustion chamber, 1
7... Exhaust pipe, 18... Intake valve, 22... Intake pipe, 24... Surge tank, 26... Throttle valve, 30... Fuel injection valve, 32... Delivery pipe, 34... Fuel discharge pump, 36 ...Fuel tank, 38...Pressure regulator, 40...Diaphragm,
42...Air pressure chamber, 44...Fuel pressure chamber, 54
, 54'...Pressure introduction pipe, 66, 70...Assist air passage, 68...Air pump, 72...
Air assist control valve, 76... Valve body, 78... Solenoid, 74... Fuel pressure control valve, 80... Valve body, 82... Solenoid, 86... Control circuit, 10
6...Water temperature sensor, 108... O2 sensor, 30
0...Fuel temperature sensor.
Claims (1)
の燃料噴射弁と、 燃料噴射弁へのアシストエアの導入通路と、 アシストエア導入通路上に設けられ、燃料噴射
弁へのアシストエアの導入を制御する制御弁と、 内燃機関の始動条件を検出する始動条件検出手
段と、 内燃機関の温度条件を検出する温度条件検出手
段と、 内燃機関が温度が高い状態において始動する際
に、アシストエア導入制御弁を、アシストエアを
導入を停止するように制御する制御手段と を具備した内燃機関のエアアシスト制御装置。[Scope of Claim for Utility Model Registration] In an air assist control device for an internal combustion engine, an air assist type fuel injection valve installed in an intake pipe of the internal combustion engine, an assist air introduction passage to the fuel injection valve, and an assist air introduction passage. a control valve that is provided on the passage and controls the introduction of assist air to the fuel injection valve; a starting condition detecting means that detects a starting condition of the internal combustion engine; a temperature condition detecting means that detects a temperature condition of the internal combustion engine; An air assist control device for an internal combustion engine, comprising: control means for controlling an assist air introduction control valve to stop introducing assist air when the internal combustion engine is started in a high temperature state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989033288U JP2513604Y2 (en) | 1989-03-27 | 1989-03-27 | Air assist control device for internal combustion engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989033288U JP2513604Y2 (en) | 1989-03-27 | 1989-03-27 | Air assist control device for internal combustion engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02126074U true JPH02126074U (en) | 1990-10-17 |
| JP2513604Y2 JP2513604Y2 (en) | 1996-10-09 |
Family
ID=31536839
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989033288U Expired - Lifetime JP2513604Y2 (en) | 1989-03-27 | 1989-03-27 | Air assist control device for internal combustion engine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2513604Y2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2555393B (en) * | 2016-10-24 | 2020-04-01 | Jaguar Land Rover Ltd | Apparatus and method relating to electrochemical migration |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5187126U (en) * | 1975-01-08 | 1976-07-13 | ||
| JPS559555A (en) * | 1978-07-06 | 1980-01-23 | Toppan Printing Co Ltd | Method and device for forming blanked mask plate |
-
1989
- 1989-03-27 JP JP1989033288U patent/JP2513604Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5187126U (en) * | 1975-01-08 | 1976-07-13 | ||
| JPS559555A (en) * | 1978-07-06 | 1980-01-23 | Toppan Printing Co Ltd | Method and device for forming blanked mask plate |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2513604Y2 (en) | 1996-10-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH0235968U (en) | ||
| JPS6365860U (en) | ||
| JPS62171641U (en) | ||
| JPS5975546U (en) | Internal combustion engine starting improvement device | |
| JPH0383346U (en) | ||
| JPS588930Y2 (en) | carburetor starting device | |
| JPH0389982U (en) | ||
| JPS58124651U (en) | Internal combustion engine cold start improvement device | |
| JPS626453U (en) | ||
| JPS5975545U (en) | Internal combustion engine starting improvement device | |
| JPH0161429U (en) | ||
| JPS61138869U (en) | ||
| JPH01166271U (en) | ||
| JPS6444328U (en) | ||
| JPS63200645U (en) | ||
| JPH0263048U (en) | ||
| JPS62102856U (en) | ||
| JPS6336657U (en) | ||
| JPS63134160U (en) | ||
| JPS63154741U (en) | ||
| JPS62119467U (en) | ||
| JPH01176758U (en) | ||
| JPH02115948U (en) | ||
| JPS6182050U (en) | ||
| JPS6257746U (en) |