JPH0475142U - - Google Patents
Info
- Publication number
- JPH0475142U JPH0475142U JP11725090U JP11725090U JPH0475142U JP H0475142 U JPH0475142 U JP H0475142U JP 11725090 U JP11725090 U JP 11725090U JP 11725090 U JP11725090 U JP 11725090U JP H0475142 U JPH0475142 U JP H0475142U
- Authority
- JP
- Japan
- Prior art keywords
- pressure
- dead center
- top dead
- detector
- combustion
- 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 9
- 230000002159 abnormal effect Effects 0.000 claims description 2
- 230000005856 abnormality Effects 0.000 claims description 2
- 238000001514 detection method Methods 0.000 claims description 2
- 238000004880 explosion Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 2
Description
第１図は本考案の燃焼圧力異常検知装置の全体
構成図、第２図は燃焼圧力判別器内の圧力波形図
である。
１……デイーゼルエンジン、４……上死点検出
器、５……燃焼圧力検出器、６……信号入力器、
７……圧力判別器、８……異常圧力警報器。
FIG. 1 is an overall configuration diagram of the combustion pressure abnormality detection device of the present invention, and FIG. 2 is a pressure waveform diagram within the combustion pressure discriminator. 1... Diesel engine, 4... Top dead center detector, 5... Combustion pressure detector, 6... Signal input device,
7...Pressure discriminator, 8...Abnormal pressure alarm.
Claims (1)
力検出器と、各シリンダの爆発上死点を検出する
上死点検出器と、前記燃焼圧力検出器と上死点検
出器からの信号を受信する信号入力器と、爆発上
死点を基準として、この基準点後あらかじめ設定
した時間迄の圧力判定域を持つ圧力判別器と、燃
焼圧力を判別後圧力が異常の場合警報信号を発生
させる警報器とを有してなる内燃機関の燃焼圧力
異常検知装置。 a pressure detector for detecting the combustion pressure of each cylinder of the internal combustion engine; a top dead center detector for detecting the explosion top dead center of each cylinder; and receiving signals from the combustion pressure detector and the top dead center detector. A signal input device, a pressure discriminator that has a pressure judgment range from the explosion top dead center to a preset time after this reference point, and an alarm device that generates an alarm signal if the pressure is abnormal after determining the combustion pressure. A combustion pressure abnormality detection device for an internal combustion engine, comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11725090U JPH0475142U (en) | 1990-11-09 | 1990-11-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11725090U JPH0475142U (en) | 1990-11-09 | 1990-11-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0475142U true JPH0475142U (en) | 1992-06-30 |
Family
ID=31865137
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11725090U Pending JPH0475142U (en) | 1990-11-09 | 1990-11-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0475142U (en) |
-
1990
- 1990-11-09 JP JP11725090U patent/JPH0475142U/ja active Pending
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