JPS6128813B2 - - Google Patents
Info
- Publication number
- JPS6128813B2 JPS6128813B2 JP55007422A JP742280A JPS6128813B2 JP S6128813 B2 JPS6128813 B2 JP S6128813B2 JP 55007422 A JP55007422 A JP 55007422A JP 742280 A JP742280 A JP 742280A JP S6128813 B2 JPS6128813 B2 JP S6128813B2
- Authority
- JP
- Japan
- Prior art keywords
- chamber
- shelf
- combustion
- wall surface
- inner peripheral
- 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.)
- Expired
Links
- 238000002485 combustion reaction Methods 0.000 claims description 42
- 230000002093 peripheral effect Effects 0.000 claims description 16
- 238000002347 injection Methods 0.000 claims description 14
- 239000007924 injection Substances 0.000 claims description 14
- 230000007423 decrease Effects 0.000 claims 1
- 239000000446 fuel Substances 0.000 description 16
- 239000000779 smoke Substances 0.000 description 10
- 238000010791 quenching Methods 0.000 description 8
- 239000000567 combustion gas Substances 0.000 description 7
- 239000000203 mixture Substances 0.000 description 6
- 239000007789 gas Substances 0.000 description 5
- 238000009792 diffusion process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000002131 composite material Substances 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000000295 fuel oil Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000002076 thermal analysis method Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B23/00—Other engines characterised by special shape or construction of combustion chambers to improve operation
- F02B23/02—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition
- F02B23/06—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston
- F02B23/0645—Details related to the fuel injector or the fuel spray
- F02B23/0648—Means or methods to improve the spray dispersion, evaporation or ignition
- F02B23/0651—Means or methods to improve the spray dispersion, evaporation or ignition the fuel spray impinging on reflecting surfaces or being specially guided throughout the combustion space
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B23/00—Other engines characterised by special shape or construction of combustion chambers to improve operation
- F02B23/02—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition
- F02B23/06—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston
- F02B23/0678—Unconventional, complex or non-rotationally symmetrical shapes of the combustion space, e.g. flower like, having special shapes related to the orientation of the fuel spray jets
- F02B23/0693—Unconventional, complex or non-rotationally symmetrical shapes of the combustion space, e.g. flower like, having special shapes related to the orientation of the fuel spray jets the combustion space consisting of step-wise widened multiple zones of different depth
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B2275/00—Other engines, components or details, not provided for in other groups of this subclass
- F02B2275/14—Direct injection into combustion chamber
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B23/00—Other engines characterised by special shape or construction of combustion chambers to improve operation
- F02B23/02—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition
- F02B23/06—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston
- F02B23/0618—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston having in-cylinder means to influence the charge motion
- F02B23/0621—Squish flow
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Dispersion Chemistry (AREA)
- Combustion Methods Of Internal-Combustion Engines (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP742280A JPS56106023A (en) | 1980-01-26 | 1980-01-26 | Combustion chamber for direct-injection type diesel engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP742280A JPS56106023A (en) | 1980-01-26 | 1980-01-26 | Combustion chamber for direct-injection type diesel engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS56106023A JPS56106023A (en) | 1981-08-24 |
| JPS6128813B2 true JPS6128813B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1986-07-02 |
Family
ID=11665426
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP742280A Granted JPS56106023A (en) | 1980-01-26 | 1980-01-26 | Combustion chamber for direct-injection type diesel engine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS56106023A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010025123A (ja) * | 2003-12-01 | 2010-02-04 | Komatsu Ltd | 燃料直接噴射式ディーゼルエンジン |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07150944A (ja) * | 1993-12-02 | 1995-06-13 | Toyota Motor Corp | 直噴式ディーゼルエンジンの燃焼室構造 |
| JP2001507096A (ja) * | 1996-12-16 | 2001-05-29 | パーキンス エンジンズ カンパニー リミテッド | 凹角燃焼ボウルを有する内燃機関用のピストン |
| WO2001012966A1 (fr) * | 1999-08-13 | 2001-02-22 | Yanmar Diesel Engine Co., Ltd. | Chambre de combustion pour moteur diesel a injection directe |
| FR2868480B1 (fr) * | 2004-04-02 | 2008-05-02 | Peugeot Citroen Automobiles Sa | Moteur a combustion interne a injection directe |
| KR101040344B1 (ko) * | 2008-09-12 | 2011-06-10 | 서울대학교산학협력단 | 차량의 연소 시스템 |
| GB2555116B (en) * | 2016-10-18 | 2019-12-25 | Caterpillar Energy Solutions Gmbh | Double re-entrant piston for gas engine |
-
1980
- 1980-01-26 JP JP742280A patent/JPS56106023A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010025123A (ja) * | 2003-12-01 | 2010-02-04 | Komatsu Ltd | 燃料直接噴射式ディーゼルエンジン |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS56106023A (en) | 1981-08-24 |