JPS62183012U - - Google Patents
Info
- Publication number
- JPS62183012U JPS62183012U JP7060186U JP7060186U JPS62183012U JP S62183012 U JPS62183012 U JP S62183012U JP 7060186 U JP7060186 U JP 7060186U JP 7060186 U JP7060186 U JP 7060186U JP S62183012 U JPS62183012 U JP S62183012U
- Authority
- JP
- Japan
- Prior art keywords
- switching valve
- fuel injection
- injection amount
- engine speed
- exhaust system
- 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
- 238000002347 injection Methods 0.000 claims description 6
- 239000007924 injection Substances 0.000 claims description 6
- 239000000446 fuel Substances 0.000 claims description 5
- 238000002485 combustion reaction Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 239000005029 tin-free steel Substances 0.000 description 1
Landscapes
- Exhaust Silencers (AREA)
Description
添付図面はこの考案の一実施例に係わり、第１
図は制御型排気系まわり及び電子制御式燃料噴射
器の概略的全体構成図、第２図は比較制御手段の
信号処理動作を示すフローチヤート、第３図はエ
ンジン回転数に基づいて与えられる所定噴射量を
示す図及び第４図は制御型排気系の音圧特性を示
す図である。
１７……排気バルブ（切換弁）、１９……制御
型排気系、２１……制御ユニツト（比較制御手段
）、２３……ＥＣＣＳコントロールシステム（電
子制御式燃料噴射器）。
The attached drawings relate to one embodiment of this invention, and show the first embodiment.
The figure is a schematic overall configuration diagram of the controlled exhaust system and the electronically controlled fuel injector, Figure 2 is a flowchart showing the signal processing operation of the comparison control means, and Figure 3 is a predetermined flowchart showing the signal processing operation of the comparison control means. A diagram showing the injection amount and FIG. 4 are diagrams showing the sound pressure characteristics of the controlled exhaust system. 17... Exhaust valve (switching valve), 19... Control type exhaust system, 21... Control unit (comparison control means), 23... ECCS control system (electronically controlled fuel injector).
Claims (1)
を大から小に設定エンジン回転数を境にして切換
える切換弁を有する車両の制御型排気装置におい
て、設定エンジン回転数以下のときの実燃料噴射
量とそのエンジン回転数に基づいて与えられる所
定噴射量とを比較し、前記切換弁に信号を出力す
る比較制御手段を設け、所定噴射量値より実燃料
噴射量値が大きいときに切換弁を排圧損失の小さ
い方に切換えることを特徴とする車両の制御型排
気装置。 Setting the exhaust pressure loss of an internal combustion engine with an electronically controlled fuel injection device from large to small.In a controlled exhaust system for a vehicle that has a switching valve that switches at the engine speed, actual fuel injection when the engine speed is below the set engine speed. and a predetermined injection amount given based on the engine rotational speed, and a comparison control means for outputting a signal to the switching valve, and when the actual fuel injection amount value is larger than the predetermined injection amount value, the switching valve is activated. A controlled exhaust system for a vehicle characterized by switching to the one with smaller exhaust pressure loss.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7060186U JPS62183012U (en) | 1986-05-13 | 1986-05-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7060186U JPS62183012U (en) | 1986-05-13 | 1986-05-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62183012U true JPS62183012U (en) | 1987-11-20 |
Family
ID=30912385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7060186U Pending JPS62183012U (en) | 1986-05-13 | 1986-05-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62183012U (en) |
-
1986
- 1986-05-13 JP JP7060186U patent/JPS62183012U/ja active Pending
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