JPH03108833U - - Google Patents
Info
- Publication number
- JPH03108833U JPH03108833U JP1696190U JP1696190U JPH03108833U JP H03108833 U JPH03108833 U JP H03108833U JP 1696190 U JP1696190 U JP 1696190U JP 1696190 U JP1696190 U JP 1696190U JP H03108833 U JPH03108833 U JP H03108833U
- Authority
- JP
- Japan
- Prior art keywords
- compression ratio
- engine
- internal combustion
- combustion engine
- control device
- 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
- 230000006835 compression Effects 0.000 claims description 19
- 238000007906 compression Methods 0.000 claims description 19
- 238000002485 combustion reaction Methods 0.000 claims description 7
- 239000000446 fuel Substances 0.000 claims description 2
- 230000001052 transient effect Effects 0.000 claims 4
- 238000001514 detection method Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
Description
第１図は、本考案に係る可変圧縮比内燃エンジ
ンの制御装置の全体構成図、第２図は圧縮比切換
機構１８の垂直断面図、第３図は低圧縮時の圧縮
比切換機構１８の斜視図、第４図は高圧縮時の圧
縮比切換機構１８の斜視図、第５図はＥＣＵ５で
実行される制御プログラムのフローチヤートであ
る。
１……内燃エンジン、５……電子コントロール
ユニツト（ＥＣＵ）、６……燃料噴射弁、１７…
…点火装置、１８……圧縮比切換機構、１９……
圧縮比センサ。
FIG. 1 is an overall configuration diagram of a control device for a variable compression ratio internal combustion engine according to the present invention, FIG. 2 is a vertical sectional view of the compression ratio switching mechanism 18, and FIG. 3 is a diagram of the compression ratio switching mechanism 18 at low compression. FIG. 4 is a perspective view of the compression ratio switching mechanism 18 at high compression, and FIG. 5 is a flowchart of a control program executed by the ECU 5. 1... Internal combustion engine, 5... Electronic control unit (ECU), 6... Fuel injection valve, 17...
...Ignition device, 18...Compression ratio switching mechanism, 19...
Compression ratio sensor.
Claims (1)
内燃エンジンの制御装置において、前記エンジン
の運転状態に応じて前記圧縮比制御機構に圧縮比
変更指令信号を出力する変更指令手段と、圧縮比
応じてエンジン制御量を決定する制御量決定手段
と、前記変更指令手段からの変更指令信号が出力
されてから前記圧縮比制御機構において実際に圧
縮比が変更されるまでの過渡状態を検出する過渡
検出手段と、該過渡検出手段が過渡状態を検出し
たときは前記制御量決定手段が高圧縮比に応じた
エンジン制御量を決定するようにさせる過渡時制
御量決定手段とから成ることを特徴とする可変圧
縮比内燃エンジンの制御装置。 ２ 更に、前記過渡検出手段が過渡状態を検出し
たときは、前記変更指令手段の作動を禁止する作
動禁止手段とから成る請求項１記載の可変圧縮比
内燃エンジンの制御装置。 ３ 前記エンジン制御量は前記エンジンへの供給
燃料量である請求項１又は２記載の可変圧縮比内
燃エンジンの制御装置。 ４ 前記エンジン制御量は前記エンジンの点火時
期の進角量である請求項１又は２記載の可変圧縮
比内燃エンジンの制御装置。[Claims for Utility Model Registration] 1. In a control device for an internal combustion engine having a compression ratio control mechanism that varies the compression ratio, a compression ratio change command signal is output to the compression ratio control mechanism according to the operating state of the engine. a control amount determining means for determining an engine control amount in accordance with the compression ratio; and the compression ratio is actually changed in the compression ratio control mechanism after the change command signal from the change command means is output. transient detection means for detecting a transient state of A control device for a variable compression ratio internal combustion engine, comprising means. 2. The control device for a variable compression ratio internal combustion engine according to claim 1, further comprising operation prohibiting means for prohibiting operation of said change command means when said transient detection means detects a transient state. 3. The control device for a variable compression ratio internal combustion engine according to claim 1 or 2, wherein the engine control amount is an amount of fuel supplied to the engine. 4. The control device for a variable compression ratio internal combustion engine according to claim 1 or 2, wherein the engine control amount is an advance amount of ignition timing of the engine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1696190U JP2510247Y2 (en) | 1990-02-22 | 1990-02-22 | Control device for variable compression ratio internal combustion engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1696190U JP2510247Y2 (en) | 1990-02-22 | 1990-02-22 | Control device for variable compression ratio internal combustion engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03108833U true JPH03108833U (en) | 1991-11-08 |
| JP2510247Y2 JP2510247Y2 (en) | 1996-09-11 |
Family
ID=31520198
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1696190U Expired - Lifetime JP2510247Y2 (en) | 1990-02-22 | 1990-02-22 | Control device for variable compression ratio internal combustion engine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2510247Y2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007092899A (en) * | 2005-09-29 | 2007-04-12 | Nsk Ltd | Rolling element-storing belt for linear guide device and linear guide device |
| JP2007092610A (en) * | 2005-09-28 | 2007-04-12 | Toyota Motor Corp | Variable compression ratio internal combustion engine |
| CN104179591A (en) * | 2014-08-12 | 2014-12-03 | 中南大学 | Piston structure capable of realizing variable compression ratio of engine |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3744496B2 (en) | 2003-01-29 | 2006-02-08 | トヨタ自動車株式会社 | Internal combustion engine for switching compression ratio while using electric motor, and control method for internal combustion engine |
| JP4046086B2 (en) | 2004-01-21 | 2008-02-13 | トヨタ自動車株式会社 | Variable compression ratio internal combustion engine |
-
1990
- 1990-02-22 JP JP1696190U patent/JP2510247Y2/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007092610A (en) * | 2005-09-28 | 2007-04-12 | Toyota Motor Corp | Variable compression ratio internal combustion engine |
| JP2007092899A (en) * | 2005-09-29 | 2007-04-12 | Nsk Ltd | Rolling element-storing belt for linear guide device and linear guide device |
| JP4561568B2 (en) * | 2005-09-29 | 2010-10-13 | 日本精工株式会社 | Rolling body accommodation belt for linear motion guide device and linear motion guide device |
| CN104179591A (en) * | 2014-08-12 | 2014-12-03 | 中南大学 | Piston structure capable of realizing variable compression ratio of engine |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2510247Y2 (en) | 1996-09-11 |
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