JPS62126507U - - Google Patents
Info
- Publication number
- JPS62126507U JPS62126507U JP1293486U JP1293486U JPS62126507U JP S62126507 U JPS62126507 U JP S62126507U JP 1293486 U JP1293486 U JP 1293486U JP 1293486 U JP1293486 U JP 1293486U JP S62126507 U JPS62126507 U JP S62126507U
- Authority
- JP
- Japan
- Prior art keywords
- exhaust gas
- gas manifold
- manifold
- cooling device
- liquid
- 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
- 238000001816 cooling Methods 0.000 claims description 8
- 230000003197 catalytic effect Effects 0.000 claims description 2
- 239000000110 cooling liquid Substances 0.000 claims 1
- 239000000498 cooling water Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Exhaust Silencers (AREA)
- Exhaust Gas After Treatment (AREA)
- Fluid-Driven Valves (AREA)
Description
第１図は本考案に係る冷却装置を含むエンジン
の全体を示すブロツク図、第２図は排気ガス用マ
ニホールドの構成を示す部分拡大図、第３図は他
の排気ガス用マニホールドの分岐の態様を示す部
分拡大図、第４図はコンピユータとその周辺機器
の構成を示すブロツク図、第５図はＶＳＶの動作
判断基準を示す説明図、第６図は制御アルゴリズ
ムを示すフローチヤートを示す。第７図は本考案
の他の実施例を示すフローチヤートである。第８
図は本考案の更に他実施例の冷却装置を含むエン
ジンの要部構成図、第９図は第８図の―線断
面図、第１０図はそのフローチヤートを示す。
１…エンジン、２…排気ポート、３ａ…低温排
気ガス用マニホールド、３ｂ…高温排気ガス用マ
ニホールド、４ａ…低温用遮断弁、４ｂ…高温用
遮断弁、５…リンク、６…負圧弁、７…フロント
パイプ、８…触媒コンバータ、９…冷却部、１０
…ウオータポンプ、１０…液冷排気ガス冷却装置
、１２…サーモスタツト、１３…ラジエータ、１
４…バキユームスイツチングバルブ（ＶＳＶ）、
１５…吸気マニホールド、１６…バキユームサー
ジタンク、１７…バキユームホース、１８…デイ
ストリビユータ、１９…エアフロメータ、２０…
コンピユータ、２１…液冷循環通路、２２…ラジ
エータ、２３…ポンプ、２４…モータ、２５…液
温センサ。
Fig. 1 is a block diagram showing the entire engine including the cooling device according to the present invention, Fig. 2 is a partially enlarged view showing the configuration of the exhaust gas manifold, and Fig. 3 is a branching mode of other exhaust gas manifolds. FIG. 4 is a block diagram showing the configuration of the computer and its peripheral equipment, FIG. 5 is an explanatory diagram showing VSV operation judgment criteria, and FIG. 6 is a flowchart showing the control algorithm. FIG. 7 is a flowchart showing another embodiment of the present invention. 8th
The figure is a block diagram of the main parts of an engine including a cooling device according to yet another embodiment of the present invention, FIG. 9 is a sectional view taken along the line -- in FIG. 8, and FIG. 10 is a flowchart thereof. 1... Engine, 2... Exhaust port, 3a... Manifold for low temperature exhaust gas, 3b... Manifold for high temperature exhaust gas, 4a... Shutoff valve for low temperature, 4b... Shutoff valve for high temperature, 5... Link, 6... Negative pressure valve, 7... Front pipe, 8...Catalytic converter, 9...Cooling section, 10
...Water pump, 10...Liquid-cooled exhaust gas cooler, 12...Thermostat, 13...Radiator, 1
4... Vacuum switching valve (VSV),
15... Intake manifold, 16... Vacuum surge tank, 17... Vacuum hose, 18... Distributor, 19... Air flow meter, 20...
Computer, 21...Liquid cooling circulation passage, 22...Radiator, 23...Pump, 24...Motor, 25...Liquid temperature sensor.
Claims (1)
マニホールドとの２通路に分岐されて触媒コンバ
ータに導かれた排気ガス用マニホールドと、前記
高温排気ガス用マニホールドに設けられ且つエン
ジンの冷却水経路とは独立した液冷排気ガス冷却
装置と、前記高温排気ガス用および低温排気ガス
用マニホールドのそれぞれの通路を選択制御する
排気ガス制御弁と、排気ガスの排気熱量に応じて
前記排気ガス制御弁を開閉制御する弁制御信号を
出力する弁制御装置と、排気ガスの排気熱量に応
じて前記液冷排気ガス冷却装置の冷却液を循環さ
せる循環手段を作動させる作動信号を出力する冷
却装置制御装置とを備えたことを特徴とする排気
ガス用マニホールドの冷却装置。 an exhaust gas manifold that is branched into two passages, a high temperature exhaust gas manifold and a low temperature exhaust gas manifold, and guided to the catalytic converter; and an exhaust gas manifold that is provided in the high temperature exhaust gas manifold and is independent of the engine cooling water path. A liquid-cooled exhaust gas cooling device, an exhaust gas control valve that selectively controls each passage of the high-temperature exhaust gas manifold and the low-temperature exhaust gas manifold, and opens and closes the exhaust gas control valve according to the amount of exhaust heat of the exhaust gas. A valve control device that outputs a valve control signal, and a cooling device control device that outputs an operation signal that operates a circulation means for circulating a cooling liquid of the liquid-cooled exhaust gas cooling device in accordance with an amount of exhaust heat of exhaust gas. A cooling device for an exhaust gas manifold, which is characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1293486U JPS62126507U (en) | 1986-01-31 | 1986-01-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1293486U JPS62126507U (en) | 1986-01-31 | 1986-01-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62126507U true JPS62126507U (en) | 1987-08-11 |
Family
ID=30801525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1293486U Pending JPS62126507U (en) | 1986-01-31 | 1986-01-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62126507U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009243367A (en) * | 2008-03-31 | 2009-10-22 | Mazda Motor Corp | Engine exhaust equipment |
| JP2010164035A (en) * | 2009-01-19 | 2010-07-29 | Toyota Motor Corp | Exhaust structure for engine and control device of exhaust structure for engine |
-
1986
- 1986-01-31 JP JP1293486U patent/JPS62126507U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009243367A (en) * | 2008-03-31 | 2009-10-22 | Mazda Motor Corp | Engine exhaust equipment |
| JP2010164035A (en) * | 2009-01-19 | 2010-07-29 | Toyota Motor Corp | Exhaust structure for engine and control device of exhaust structure for engine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS6257825B2 (en) | ||
| JPS62126507U (en) | ||
| JPH06229328A (en) | Cooling device of engine | |
| CN112031959A (en) | Binary channels pulse EGR system | |
| JPS59152134U (en) | Engine coolant temperature control device | |
| JPH051616Y2 (en) | ||
| CN208267949U (en) | A kind of engine cooling apparatus | |
| JPS6140936Y2 (en) | ||
| JPS6321120U (en) | ||
| JPH0111968Y2 (en) | ||
| CN112031957A (en) | Multichannel pulse EGR system | |
| JPS6194227U (en) | ||
| CN112031956A (en) | Front-end integrated multichannel pulse EGR system | |
| CN112031960A (en) | Front-end integrated type double-channel pulse EGR system | |
| JPS6038122U (en) | Water-cooled internal combustion engine cooling system | |
| JPH03106134U (en) | ||
| JPS62150531U (en) | ||
| CN112031958A (en) | Rear end integrated multichannel pulse EGR system | |
| JPS5898426U (en) | Internal combustion engine cooling system | |
| JPS6279927U (en) | ||
| JPS6026145A (en) | Cylinder head for engine | |
| JPS639021U (en) | ||
| JPS6354824U (en) | ||
| JPH024927U (en) | ||
| JPH02101036U (en) |