JPH01114963U - - Google Patents
Info
- Publication number
- JPH01114963U JPH01114963U JP1039788U JP1039788U JPH01114963U JP H01114963 U JPH01114963 U JP H01114963U JP 1039788 U JP1039788 U JP 1039788U JP 1039788 U JP1039788 U JP 1039788U JP H01114963 U JPH01114963 U JP H01114963U
- Authority
- JP
- Japan
- Prior art keywords
- intake air
- cooling water
- internal combustion
- combustion engine
- control valve
- 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 8
- 238000010438 heat treatment Methods 0.000 claims description 4
- 239000000498 cooling water Substances 0.000 claims 4
- 230000007423 decrease Effects 0.000 claims 1
- 239000000446 fuel Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
Landscapes
- Exhaust-Gas Circulating Devices (AREA)
Description
第１図は本考案の一実施例としての内燃機関の
吸気加熱装置の全体構成図、第２図は同上装置の
アクチユエータの拡大構成図、第３図は同上装置
に用いる制御弁開度の算出用のマツプ説明図、第
４図は従来の吸気加熱装置の全体構成図を示して
いる。
１０……機関本体、１１……燃焼室、１４……
吸気路、１５……排気路、１８……ウオータジヤ
ケツト、２０……熱交換器、２６……制御弁、３
０……コントローラ、３０１……電磁弁駆動回路
、３０２……制御回路、３３……負荷センサ、４
５……水温センサ。
Fig. 1 is an overall configuration diagram of an intake air heating device for an internal combustion engine as an embodiment of the present invention, Fig. 2 is an enlarged configuration diagram of the actuator of the same device, and Fig. 3 is a calculation of the opening degree of the control valve used in the above device. FIG. 4 is an explanatory map showing the overall configuration of a conventional intake air heating device. 10...Engine body, 11...Combustion chamber, 14...
Intake path, 15...Exhaust path, 18...Water jacket, 20...Heat exchanger, 26...Control valve, 3
0...Controller, 301...Solenoid valve drive circuit, 302...Control circuit, 33...Load sensor, 4
5...Water temperature sensor.
Claims (1)
却水により冷却されると共に、吸入空気と燃料を
燃焼させて排気を排出する燃焼室と、上記燃焼室
に続く吸気路の吸入空気に対して上記冷却水循環
系の冷却水の熱を伝達する熱交換器と、上記熱交
換器を通過する吸入空気の流動を増減調整する制
御弁と、上記内燃機関が暖機された後に機関の負
荷が増加するのに応じて上記制御弁の開度を低減
させる制御特性を備えた加熱制御手段とを有した
内燃機関の吸気加熱装置。 The combustion chamber, which is cooled by the cooling water passing through the cooling water circulation system in the main body of the internal combustion engine, burns the intake air and fuel, and discharges the exhaust gas, and the intake air in the intake path following the combustion chamber, are A heat exchanger that transfers the heat of the cooling water in the cooling water circulation system, a control valve that increases or decreases the flow of intake air passing through the heat exchanger, and a load on the internal combustion engine that increases after the internal combustion engine is warmed up. an intake air heating device for an internal combustion engine, the heating control means having a control characteristic of reducing the opening degree of the control valve according to the temperature of the control valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1039788U JPH01114963U (en) | 1988-01-28 | 1988-01-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1039788U JPH01114963U (en) | 1988-01-28 | 1988-01-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01114963U true JPH01114963U (en) | 1989-08-02 |
Family
ID=31218022
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1039788U Pending JPH01114963U (en) | 1988-01-28 | 1988-01-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01114963U (en) |
-
1988
- 1988-01-28 JP JP1039788U patent/JPH01114963U/ja active Pending
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