JPH0476935U - - Google Patents
Info
- Publication number
- JPH0476935U JPH0476935U JP1990120815U JP12081590U JPH0476935U JP H0476935 U JPH0476935 U JP H0476935U JP 1990120815 U JP1990120815 U JP 1990120815U JP 12081590 U JP12081590 U JP 12081590U JP H0476935 U JPH0476935 U JP H0476935U
- Authority
- JP
- Japan
- Prior art keywords
- exhaust
- exhaust passage
- passage
- temperature
- exhaust gas
- 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 5
- 239000007789 gas Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Description
図は本考案による内燃機関の脱硝装置の一実施
例を示すものであつて、第１図は内燃機関のシリ
ンダヘツド部の縦断面図、第２図は脱硝装置を有
する廃熱回収部の概略図、第３図は排気弁の開放
時と排気ガス温度との関係説明図である。
１……ピストン、２……シリンダブロツク、３
……シリンダヘツド、４……排気弁、５……排気
管制弁、６，７……排気口、８……シリンダ装置
、９……空気バネ、１０，１３……カム、１１，
１４……プランジヤ、１２，１５……配管、１６
……第１の排気路、１７……第２の排気路、２１
……低温側排気レシーバ、２２……排気タービン
、２３……排気ガスエコノマイザー、２４，３０
……管路、２６……高温側排気レシーバ、２７…
…過給機、２８……ガスタービン、２９……脱硝
装置、３１……煙突。
The figures show an embodiment of the denitrification device for an internal combustion engine according to the present invention, in which Fig. 1 is a longitudinal sectional view of the cylinder head of the internal combustion engine, and Fig. 2 is a schematic diagram of a waste heat recovery section having the denitrification device. FIG. 3 is an explanatory diagram of the relationship between the opening of the exhaust valve and the exhaust gas temperature. 1... Piston, 2... Cylinder block, 3
... Cylinder head, 4 ... Exhaust valve, 5 ... Exhaust control valve, 6, 7 ... Exhaust port, 8 ... Cylinder device, 9 ... Air spring, 10, 13 ... Cam, 11,
14... Plunger, 12, 15... Piping, 16
...First exhaust path, 17...Second exhaust path, 21
...Low temperature side exhaust receiver, 22...Exhaust turbine, 23...Exhaust gas economizer, 24,30
...Pipe line, 26...High temperature side exhaust receiver, 27...
...Supercharger, 28...Gas turbine, 29...Denitrification device, 31...Chimney.
Claims (1)
ス用の第１の排気路と、高温排気ガス用の第２の
排気路とを配置し、前記燃焼室を前記排気弁開放
時の前半部を前記第２の排気路に、後半部を前記
第１の排気路にそれぞれ連通させる切替装置を設
け、かつ前記第２の排気路を高温排気レシーバ及
び過給機のタービンを介して脱硝装置に連結する
ようにしたことを特徴とする内燃機関の排ガス脱
硝装置。 An exhaust valve that opens and closes the top of the combustion chamber, a first exhaust path for low-temperature exhaust gas, and a second exhaust path for high-temperature exhaust gas are arranged, and the combustion chamber is located in the front half when the exhaust valve is open. is provided with a switching device that communicates the second exhaust passage with the second exhaust passage and the second half of the exhaust passage with the first exhaust passage, and connects the second exhaust passage with the denitrification device via a high-temperature exhaust receiver and a turbine of a supercharger. An exhaust gas denitrification device for an internal combustion engine, characterized in that the device is connected to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990120815U JPH0476935U (en) | 1990-11-20 | 1990-11-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990120815U JPH0476935U (en) | 1990-11-20 | 1990-11-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0476935U true JPH0476935U (en) | 1992-07-06 |
Family
ID=31868702
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990120815U Pending JPH0476935U (en) | 1990-11-20 | 1990-11-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0476935U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010174843A (en) * | 2009-02-02 | 2010-08-12 | Mitsui Eng & Shipbuild Co Ltd | Exhaust passage structure of internal combustion engine |
| JP2013155639A (en) * | 2012-01-27 | 2013-08-15 | Ihi Corp | NOx REMOVAL DEVICE |
-
1990
- 1990-11-20 JP JP1990120815U patent/JPH0476935U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010174843A (en) * | 2009-02-02 | 2010-08-12 | Mitsui Eng & Shipbuild Co Ltd | Exhaust passage structure of internal combustion engine |
| JP2013155639A (en) * | 2012-01-27 | 2013-08-15 | Ihi Corp | NOx REMOVAL DEVICE |
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