JPH0321533U - - Google Patents
Info
- Publication number
- JPH0321533U JPH0321533U JP8138289U JP8138289U JPH0321533U JP H0321533 U JPH0321533 U JP H0321533U JP 8138289 U JP8138289 U JP 8138289U JP 8138289 U JP8138289 U JP 8138289U JP H0321533 U JPH0321533 U JP H0321533U
- Authority
- JP
- Japan
- Prior art keywords
- engine
- exhaust throttle
- throttle valve
- atmospheric pressure
- warm
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
Landscapes
- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
Description
第１図は、本考案に係る暖機制御装置の一実施
例を示す構成図、第２図は、第１図に示したコン
トローラで実行されるプログラムのフローチヤー
ト図、第３図は、エンジン回転数及び大気圧と排
気絞り量との関係を示すメモリマツプ図、である
。
第１図において、１はエンジン、４は排気管、
５は噴射ポンプ、７は排気絞り弁、８は排気絞り
弁を制御するアクチユエータ、９は油水温センサ
、１０はエンジン回転数センサ、１１は大気圧セ
ンサ、１３はコントローラ、を示す。図中、同一
符号は同一又は相当部分を示す。
FIG. 1 is a block diagram showing an embodiment of a warm-up control device according to the present invention, FIG. 2 is a flowchart of a program executed by the controller shown in FIG. 1, and FIG. 3 is an engine FIG. 3 is a memory map diagram showing the relationship between rotational speed, atmospheric pressure, and exhaust throttle amount. In Fig. 1, 1 is an engine, 4 is an exhaust pipe,
5 is an injection pump, 7 is an exhaust throttle valve, 8 is an actuator that controls the exhaust throttle valve, 9 is an oil/water temperature sensor, 10 is an engine speed sensor, 11 is an atmospheric pressure sensor, and 13 is a controller. In the figures, the same reference numerals indicate the same or corresponding parts.
Claims (1)
り弁と、該エンジンの油水温センサと、大気圧セ
ンサと、該油水温が設定値以下のとき該エンジン
を暖機アイドル状態に設定すると共に排気絞り量
が該大気圧及びエンジン回転数に対応して一定に
保たれるように該排気絞り弁を制御する制御手段
と、を備えたことを特徴とする暖機制御装置。 An engine rotation speed sensor, an exhaust throttle valve of the engine, an oil/water temperature sensor of the engine, an atmospheric pressure sensor, and an exhaust throttle amount that sets the engine to a warm-up idle state when the oil/water temperature is below a set value. A warm-up control device comprising: control means for controlling the exhaust throttle valve so that the exhaust throttle valve is maintained constant in accordance with the atmospheric pressure and the engine speed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8138289U JP2500183Y2 (en) | 1989-07-11 | 1989-07-11 | Warm-up control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8138289U JP2500183Y2 (en) | 1989-07-11 | 1989-07-11 | Warm-up control device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0321533U true JPH0321533U (en) | 1991-03-04 |
| JP2500183Y2 JP2500183Y2 (en) | 1996-06-05 |
Family
ID=31627279
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8138289U Expired - Lifetime JP2500183Y2 (en) | 1989-07-11 | 1989-07-11 | Warm-up control device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2500183Y2 (en) |
-
1989
- 1989-07-11 JP JP8138289U patent/JP2500183Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JP2500183Y2 (en) | 1996-06-05 |