JPH0427138U - - Google Patents
Info
- Publication number
- JPH0427138U JPH0427138U JP6849590U JP6849590U JPH0427138U JP H0427138 U JPH0427138 U JP H0427138U JP 6849590 U JP6849590 U JP 6849590U JP 6849590 U JP6849590 U JP 6849590U JP H0427138 U JPH0427138 U JP H0427138U
- Authority
- JP
- Japan
- Prior art keywords
- air passage
- air
- downstream
- pressure pump
- branch part
- 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 8
- 238000002347 injection Methods 0.000 claims description 5
- 239000007924 injection Substances 0.000 claims description 5
- 238000000889 atomisation Methods 0.000 claims description 3
- 238000000746 purification Methods 0.000 claims description 3
- 238000011144 upstream manufacturing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Exhaust Gas After Treatment (AREA)
Description
第１図は本考案の第１実施例に係る排気浄化用
／燃料微粒化用空気供給装置の系統図、第２図は
第１実施例の燃料噴射制御演算ルーチンのフロー
チヤート、第３図は本考案の第２実施例に係る排
気浄化用／燃料微粒化用空気供給装置の系統図、
第４図は第２実施例の燃料噴射制御演算ルーチン
のフローチヤート、である。
２……メインのエアフローメータ、３……スロ
ツトルバルブ、４……吸気管、５……エンジン、
６……排気マニホルド、９……加圧ポンプ、１０
……第１の空気通路、１１……第２の空気通路、
１２……燃料噴射弁、１３……切替弁、１４……
エアフローメータ、１５……チエツク弁、１６…
…ＥＣＵ。
Fig. 1 is a system diagram of the exhaust purification/fuel atomization air supply device according to the first embodiment of the present invention, Fig. 2 is a flowchart of the fuel injection control calculation routine of the first embodiment, and Fig. 3 is a flowchart of the fuel injection control calculation routine of the first embodiment. A system diagram of an air supply device for exhaust purification/fuel atomization according to a second embodiment of the present invention,
FIG. 4 is a flowchart of the fuel injection control calculation routine of the second embodiment. 2... Main air flow meter, 3... Throttle valve, 4... Intake pipe, 5... Engine,
6... Exhaust manifold, 9... Pressure pump, 10
...first air passage, 11...second air passage,
12...Fuel injection valve, 13...Switching valve, 14...
Air flow meter, 15...Check valve, 16...
...ECU.
Claims (1)
口する第１の空気通路と、第１の空気通路の途中
に設けられた加圧ポンプと、加圧ポンプ下流の第
１の空気通路部分から分岐してエアアシストタイ
プ燃料噴射弁に延びる第２の空気通路と、第２の
空気通路分岐部より下流の第１の空気通路部分に
設けた切替弁と、第２の空気通路分岐部より下流
の第１の空気通路部分と第２の空気通路との何れ
か一方に設けたエアフローメータと、から成るこ
とを特徴とする排気浄化用／燃料微粒化用空気供
給装置。 A first air passage opens into the intake pipe and exhaust manifold upstream of the throttle, a pressure pump provided midway through the first air passage, and an air passage branched from the first air passage downstream of the pressure pump. A second air passage extending to the assist type fuel injection valve, a switching valve provided in the first air passage part downstream from the second air passage branch part, and a first air passage part downstream from the second air passage branch part. An air supply device for exhaust gas purification/fuel atomization characterized by comprising an air flow meter provided in either an air passage portion or a second air passage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6849590U JP2506692Y2 (en) | 1990-06-29 | 1990-06-29 | Exhaust gas purification / fuel atomization air supply device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6849590U JP2506692Y2 (en) | 1990-06-29 | 1990-06-29 | Exhaust gas purification / fuel atomization air supply device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0427138U true JPH0427138U (en) | 1992-03-04 |
| JP2506692Y2 JP2506692Y2 (en) | 1996-08-14 |
Family
ID=31602983
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6849590U Expired - Fee Related JP2506692Y2 (en) | 1990-06-29 | 1990-06-29 | Exhaust gas purification / fuel atomization air supply device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2506692Y2 (en) |
-
1990
- 1990-06-29 JP JP6849590U patent/JP2506692Y2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JP2506692Y2 (en) | 1996-08-14 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |