JPH0193340U - - Google Patents
Info
- Publication number
- JPH0193340U JPH0193340U JP19030287U JP19030287U JPH0193340U JP H0193340 U JPH0193340 U JP H0193340U JP 19030287 U JP19030287 U JP 19030287U JP 19030287 U JP19030287 U JP 19030287U JP H0193340 U JPH0193340 U JP H0193340U
- Authority
- JP
- Japan
- Prior art keywords
- compression ratio
- supercharging
- variable
- internal combustion
- combustion engine
- 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
- 230000006835 compression Effects 0.000 claims description 9
- 238000007906 compression Methods 0.000 claims description 9
- 238000002485 combustion reaction Methods 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims description 2
- 230000005856 abnormality Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Supercharger (AREA)
- Output Control And Ontrol Of Special Type Engine (AREA)
Description
第１図はこの考案の構成を示すクレーム対応図
、第２図はこの考案の一実施例を示す構成説明図
、第３図はこの実施例の圧縮比可変機構を示す概
略図、第４図はこの実施例の制御を示すフローチ
ヤート図である。
１……機関本体、１ａ……燃焼室、３……ピス
トン（圧縮比可変機構）、５……ノツキングセン
サ、２１……ターボチヤージヤ（過給機構）、２
８……ウエストゲート弁、３０，３１……ダイヤ
フラム式アクチユエータ、３４……三方電磁弁、
３５……制御回路（検出手段）。
Fig. 1 is a claim correspondence diagram showing the structure of this invention, Fig. 2 is an explanatory view of the structure showing an embodiment of this invention, Fig. 3 is a schematic diagram showing the variable compression ratio mechanism of this embodiment, and Fig. 4. is a flowchart showing the control of this embodiment. DESCRIPTION OF SYMBOLS 1... Engine body, 1a... Combustion chamber, 3... Piston (variable compression ratio mechanism), 5... Notking sensor, 21... Turbo charger (supercharging mechanism), 2
8... Waste gate valve, 30, 31... Diaphragm actuator, 34... Three-way solenoid valve,
35...Control circuit (detection means).
Claims (1)
荷域で高圧縮比状態にする圧縮比可変機構と、吸
気を過給する過給機構とを備えた可変圧縮比内燃
機関において、上記圧縮比可変機構が高圧縮比状
態に固着された作動異常を検出する検出手段と、
該検出手段からの信号に基づいて上記過給機構の
過給作用を停止させる過給停止手段とを備えたこ
とを特徴とする可変圧縮比内燃機関。 In a variable compression ratio internal combustion engine equipped with a variable compression ratio mechanism that brings the compression ratio into a low compression ratio state in a high engine load range and a high compression ratio state in a low load range, and a supercharging mechanism that supercharges intake air, detection means for detecting an operational abnormality in which the variable ratio mechanism is stuck in a high compression ratio state;
A variable compression ratio internal combustion engine comprising: supercharging stop means for stopping the supercharging action of the supercharging mechanism based on a signal from the detecting means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19030287U JPH0193340U (en) | 1987-12-15 | 1987-12-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19030287U JPH0193340U (en) | 1987-12-15 | 1987-12-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0193340U true JPH0193340U (en) | 1989-06-20 |
Family
ID=31481287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19030287U Pending JPH0193340U (en) | 1987-12-15 | 1987-12-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0193340U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009138671A (en) * | 2007-12-07 | 2009-06-25 | Nissan Motor Co Ltd | Acceleration/deceleration controller of engine |
| JP2010265885A (en) * | 2008-08-01 | 2010-11-25 | Honda Motor Co Ltd | Compression ratio switching determining device in variable compression ratio internal combustion engine |
-
1987
- 1987-12-15 JP JP19030287U patent/JPH0193340U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009138671A (en) * | 2007-12-07 | 2009-06-25 | Nissan Motor Co Ltd | Acceleration/deceleration controller of engine |
| JP2010265885A (en) * | 2008-08-01 | 2010-11-25 | Honda Motor Co Ltd | Compression ratio switching determining device in variable compression ratio internal combustion engine |
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