JPS60183278U - Internal combustion engine misfire rate detection device - Google Patents
Internal combustion engine misfire rate detection deviceInfo
- Publication number
- JPS60183278U JPS60183278U JP7068884U JP7068884U JPS60183278U JP S60183278 U JPS60183278 U JP S60183278U JP 7068884 U JP7068884 U JP 7068884U JP 7068884 U JP7068884 U JP 7068884U JP S60183278 U JPS60183278 U JP S60183278U
- Authority
- JP
- Japan
- Prior art keywords
- air
- fuel mixture
- ignition
- 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
Landscapes
- Ignition Installations For Internal Combustion Engines (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１，２図は従来の内燃機関の失火率検出装置を示す図
であり、第１図はその概略構成図、第２図はその記録手
段による排気温度変化の記録図、第３゛図、は本考案の
全体構成図、第４〜８図は本考案の一実施例を示す図で
あり、第４図はその概略構成図、第５図はその失火率検
出のメインルーチンを示すフローチャート、第６図はそ
の点火回数をカウントするサブルーチンを示すフローチ
ャート、第７図はその失火回数をカウントするサブルー
チンを示すフローチャート、第８図はその失火率を演算
するサブルーチンを示すフローチャートである。
１２・・・・・・着火検出手段、１３・・・・・・失火
判別手段、２２，２３．２６・・・・・・点火回数計数
手段、２６・・・・・・マイクロコンピュータ′（失火
回数計数手段、演算手段）。1 and 2 are diagrams showing a conventional misfire rate detection device for an internal combustion engine. FIG. 1 is a schematic configuration diagram thereof, FIG. is an overall configuration diagram of the present invention, FIGS. 4 to 8 are diagrams showing one embodiment of the present invention, FIG. 4 is a schematic configuration diagram thereof, and FIG. 5 is a flow chart showing the main routine for detecting the misfire rate. FIG. 6 is a flow chart showing a subroutine for counting the number of ignitions, FIG. 7 is a flow chart showing a subroutine for counting the number of misfires, and FIG. 8 is a flow chart showing a subroutine for calculating the misfire rate. 12...Ignition detection means, 13...Misfire determination means, 22, 23.26...Ignition number counting means, 26...Microcomputer' (misfire detection means) number counting means, calculation means).
Claims (1)
（ｂ） 着火検出手段の出力に基づいて混合気が失火
しているか否かを判別する失火判別手段と、（Ｃ）
混合気の失火回数を計数する失火回数計数手段と、 （ｄ） 混合気に点火する点火信号を検出し、該混合
気の点火回数を計数する点火回数計数手段と、（ｅ）
失火回数と点火回数から混合気の失火率を演算する演
算手段と、 を備えたことを特徴とする内燃機関の失火率検出装置。[Scope of claim for utility model registration] (a) Ignition detection means for detecting the ignition state of the engine;
(b) misfire determining means for determining whether the air-fuel mixture has misfired based on the output of the ignition detecting means; and (C)
misfire number counting means for counting the number of misfires of the air-fuel mixture; (d) ignition number counting means for detecting an ignition signal for igniting the air-fuel mixture and counting the number of ignitions of the air-fuel mixture; (e)
A misfire rate detection device for an internal combustion engine, comprising: calculation means for calculating a misfire rate of an air-fuel mixture from the number of misfires and the number of ignitions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7068884U JPS60183278U (en) | 1984-05-14 | 1984-05-14 | Internal combustion engine misfire rate detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7068884U JPS60183278U (en) | 1984-05-14 | 1984-05-14 | Internal combustion engine misfire rate detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60183278U true JPS60183278U (en) | 1985-12-05 |
Family
ID=30607493
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7068884U Pending JPS60183278U (en) | 1984-05-14 | 1984-05-14 | Internal combustion engine misfire rate detection device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60183278U (en) |
-
1984
- 1984-05-14 JP JP7068884U patent/JPS60183278U/en active Pending
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