JPH03122236U - - Google Patents
Info
- Publication number
- JPH03122236U JPH03122236U JP2957890U JP2957890U JPH03122236U JP H03122236 U JPH03122236 U JP H03122236U JP 2957890 U JP2957890 U JP 2957890U JP 2957890 U JP2957890 U JP 2957890U JP H03122236 U JPH03122236 U JP H03122236U
- Authority
- JP
- Japan
- Prior art keywords
- intake
- passage
- opening
- closing
- sub
- 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 description 4
- 238000011144 upstream manufacturing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Combustion Methods Of Internal-Combustion Engines (AREA)
- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
Description
第１図は実施例のデイーゼルエンジンの燃焼制
御装置の概略構成図、第２図は気筒２の吸気通路
３に沿う縦断面図、第３図は第１図の分岐管５ｂ
と副流路７の間に設けられる副流路開閉弁８の中
心断面図、第４図は第３図の動作図、第５図は制
御一覧表である。
図中、１……エンジン本体、２……気筒、３…
…吸気通路、４……排気通路４、５……吸気マニ
ホルド、５ａ……スワール通路、６……排気マニ
ホルド、７……副流路、８……副流路開閉弁、９
……絞り弁、１０……エアヒータ、１１……開閉
弁、１２……三方弁、１３……制御管、１４……
真空ポンプ、１５……大気開放管、１６……制御
装置、８１……弁体、８２……チエツク弁である
。
FIG. 1 is a schematic configuration diagram of a combustion control device for a diesel engine according to an embodiment, FIG. 2 is a longitudinal sectional view taken along the intake passage 3 of the cylinder 2, and FIG. 3 is a branch pipe 5b of FIG. 1.
FIG. 4 is a central sectional view of the auxiliary flow path opening/closing valve 8 provided between the auxiliary flow path 7 and the auxiliary flow path 7, FIG. 4 is an operation diagram of FIG. 3, and FIG. 5 is a control list. In the diagram, 1...engine body, 2...cylinder, 3...
...Intake passage, 4...Exhaust passage 4, 5...Intake manifold, 5a...Swirl passage, 6...Exhaust manifold, 7...Sub-flow passage, 8...Sub-flow passage opening/closing valve, 9
... Throttle valve, 10 ... Air heater, 11 ... Opening/closing valve, 12 ... Three-way valve, 13 ... Control pipe, 14 ...
Vacuum pump, 15... atmospheric release pipe, 16... control device, 81... valve body, 82... check valve.
Claims (1)
とともに、前記スワールを制御する副通路を備え
たデイーゼルエンジンの燃焼制御装置であつて、 前記吸気通路に設けられる吸気絞り弁と、 該吸気絞り弁の吸気側上流に一端が開口され、
他端が前記副通路に開口し、前記吸気通路からの
吸気を開閉制御する副流路開閉弁と、 該副流路開閉弁に接続されエンジンの状態に応
じて前記開閉制御する制御手段と、 を具備してなることを特徴とするデイーゼルエン
ジンの燃焼制御装置。[Claims for Utility Model Registration] A combustion control device for a diesel engine in which an intake passage generates a swirl of intake air within a combustion chamber and is provided with a sub-passage for controlling the swirl, the intake throttle valve being provided in the intake passage. and one end is opened on the intake side upstream of the intake throttle valve,
a sub-flow passage opening/closing valve whose other end opens to the auxiliary passage and controls opening/closing of intake air from the intake passage; a control means connected to the auxiliary passage opening/closing valve and controlling the opening/closing according to the state of the engine; A combustion control device for a diesel engine, comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2957890U JPH03122236U (en) | 1990-03-26 | 1990-03-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2957890U JPH03122236U (en) | 1990-03-26 | 1990-03-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03122236U true JPH03122236U (en) | 1991-12-13 |
Family
ID=31532332
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2957890U Pending JPH03122236U (en) | 1990-03-26 | 1990-03-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03122236U (en) |
-
1990
- 1990-03-26 JP JP2957890U patent/JPH03122236U/ja active Pending