JPS6413233U - - Google Patents
Info
- Publication number
- JPS6413233U JPS6413233U JP10823887U JP10823887U JPS6413233U JP S6413233 U JPS6413233 U JP S6413233U JP 10823887 U JP10823887 U JP 10823887U JP 10823887 U JP10823887 U JP 10823887U JP S6413233 U JPS6413233 U JP S6413233U
- Authority
- JP
- Japan
- Prior art keywords
- intake air
- passage
- switching
- intake
- throttle 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
- 238000010438 heat treatment Methods 0.000 claims description 4
- 238000002485 combustion reaction Methods 0.000 claims description 2
- 238000001816 cooling Methods 0.000 claims 3
- 238000001514 detection method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Supercharger (AREA)
Description
第１図は本考案の一実施例を示す構成図、第２
図は同上実施例の制御フローチヤート、第３図は
切換弁の動作特性を示す図、第４図は過給機付内
燃機関における吸気温度特性を示す図、第５図は
従来装置の構成図を示す。
１……機関本体、２……吸気通路、４……過給
機、５……インタクーラ、６……スロツトル弁、
７……バイパス通路、９……アクチユエータ、１
０……切換弁、２１……加熱装置、２６……三方
電磁弁、２７……コントロールユニツト、２８…
…スロツトルセンサ。
Fig. 1 is a configuration diagram showing one embodiment of the present invention;
Figure 3 is a control flowchart of the same embodiment as above, Figure 3 is a diagram showing the operating characteristics of the switching valve, Figure 4 is a diagram showing the intake air temperature characteristics in a supercharged internal combustion engine, and Figure 5 is a configuration diagram of the conventional device. shows. 1... Engine body, 2... Intake passage, 4... Supercharger, 5... Intercooler, 6... Throttle valve,
7... Bypass passage, 9... Actuator, 1
0...Switching valve, 21...Heating device, 26...Three-way solenoid valve, 27...Control unit, 28...
...Throttle sensor.
Claims (1)
気冷却手段を設け、該吸気冷却手段をバイパスす
るバイパス通路に吸気加熱手段を設けると共に、
前記吸気冷却手段と吸気加熱手段への吸気流れを
切換える通路切換手段を設けて構成した過給機付
内燃機関において、吸気通路に介装したスロツト
ル弁の開度を検出するスロツトル弁開度検出手段
と、スロツトル弁開度が所定値以下のとき前記吸
気加熱手段側へ吸気を流すよう前記通路切換手段
を切換制御する制御手段とを備えて構成したこと
を特徴とする過給機付内燃機関の吸気温度制御装
置。 An intake air cooling means is provided in the intake passage downstream of the intake air compressor of the supercharger, and an intake air heating means is provided in the bypass passage that bypasses the intake air cooling means,
In a supercharged internal combustion engine configured with passage switching means for switching the flow of intake air to the intake air cooling means and the intake air heating means, a throttle valve opening degree detection means for detecting the opening degree of a throttle valve interposed in the intake passage. and a control means for switching and controlling the passage switching means so that intake air flows toward the intake air heating means when the throttle valve opening is below a predetermined value. Intake air temperature control device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10823887U JPS6413233U (en) | 1987-07-16 | 1987-07-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10823887U JPS6413233U (en) | 1987-07-16 | 1987-07-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6413233U true JPS6413233U (en) | 1989-01-24 |
Family
ID=31343377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10823887U Pending JPS6413233U (en) | 1987-07-16 | 1987-07-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6413233U (en) |
-
1987
- 1987-07-16 JP JP10823887U patent/JPS6413233U/ja active Pending