JPH0183146U - - Google Patents
Info
- Publication number
- JPH0183146U JPH0183146U JP1987178349U JP17834987U JPH0183146U JP H0183146 U JPH0183146 U JP H0183146U JP 1987178349 U JP1987178349 U JP 1987178349U JP 17834987 U JP17834987 U JP 17834987U JP H0183146 U JPH0183146 U JP H0183146U
- Authority
- JP
- Japan
- Prior art keywords
- throttle valve
- detecting
- opening
- throttle
- current
- 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
- 238000001514 detection method Methods 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
Landscapes
- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
Description
第１図は本考案に係わるスロツトルバルブ制御
装置の故障検知手段を備えた燃料供給装置のスロ
ツトルボデーの一実施例を示す構成図、第２図は
スロツトルバルブの開度とモータの駆動電流の変
動との関係を示すグラフである。
１４……スロツトルバルブ、２２……モータ、
２４……スロツトル開度センサ、２６……アクセ
ルセンサ、２８……メインコントローラ、３０…
…コントロールユニツト、３２……モータ電流検
出回路、３４……電流比較回路、３６……時間比
較回路。
Fig. 1 is a configuration diagram showing an embodiment of a throttle body of a fuel supply system equipped with a failure detection means for a throttle valve control device according to the present invention, and Fig. 2 shows the relationship between the opening degree of the throttle valve and the drive current of the motor. It is a graph showing the relationship with fluctuation. 14... Throttle valve, 22... Motor,
24... Throttle opening sensor, 26... Accelerator sensor, 28... Main controller, 30...
...Control unit, 32...Motor current detection circuit, 34...Current comparison circuit, 36...Time comparison circuit.
Claims (1)
手段と、そのスロツトルバルブの開度を調整する
ための駆動手段と、アクセルペダルの踏み込み量
に応じてスロツトル要求開度を設定する手段と、
そのスロツトル要求開度に合致するように前記駆
動手段を作動させてスロツトルバルブの開度を調
整させるコントロール手段とを有するスロツトル
バルブ制御装置において、前記駆動手段の駆動電
流を検知するための検知手段と、その検知手段か
らの電流値が下限値以下と上限値以上とを検知す
る電流比較回路と、その電流比較回路による下限
値以下の電流あるいは上限値以上の電流が一定時
間以上流れるのを検知する時間比較回路とを有す
ることを特徴とするスロツトルバルブ制御装置の
故障検知手段。 a detection means for detecting the actual opening of the throttle valve; a driving means for adjusting the opening of the throttle valve; and a means for setting the required throttle opening according to the amount of depression of the accelerator pedal;
Detection for detecting a drive current of the drive means in a throttle valve control device comprising a control means for operating the drive means to adjust the opening degree of the throttle valve so as to match the requested throttle opening degree. a current comparison circuit for detecting whether the current value from the detection means is below the lower limit value or above the upper limit value; 1. A failure detection means for a throttle valve control device, comprising a time comparison circuit for detecting failure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987178349U JPH0183146U (en) | 1987-11-25 | 1987-11-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987178349U JPH0183146U (en) | 1987-11-25 | 1987-11-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0183146U true JPH0183146U (en) | 1989-06-02 |
Family
ID=31469972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987178349U Pending JPH0183146U (en) | 1987-11-25 | 1987-11-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0183146U (en) |
-
1987
- 1987-11-25 JP JP1987178349U patent/JPH0183146U/ja active Pending