JP4680828B2 - エンジンの吸気ポ−ト構造 - Google Patents
エンジンの吸気ポ−ト構造 Download PDFInfo
- Publication number
- JP4680828B2 JP4680828B2 JP2006132457A JP2006132457A JP4680828B2 JP 4680828 B2 JP4680828 B2 JP 4680828B2 JP 2006132457 A JP2006132457 A JP 2006132457A JP 2006132457 A JP2006132457 A JP 2006132457A JP 4680828 B2 JP4680828 B2 JP 4680828B2
- Authority
- JP
- Japan
- Prior art keywords
- intake
- wall
- intake port
- cylinder
- swirl
- 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 - Fee Related
Links
- 238000002485 combustion reaction Methods 0.000 claims description 7
- 230000007423 decrease Effects 0.000 claims description 3
- 238000011144 upstream manufacturing Methods 0.000 description 4
- 238000003754 machining Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
- F02F1/00—Cylinders; Cylinder heads
- F02F1/24—Cylinder heads
- F02F1/42—Shape or arrangement of intake or exhaust channels in cylinder heads
- F02F1/4235—Shape or arrangement of intake or exhaust channels in cylinder heads of intake channels
-
- 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
- F02B31/00—Modifying induction systems for imparting a rotation to the charge in the cylinder
- F02B31/04—Modifying induction systems for imparting a rotation to the charge in the cylinder by means within the induction channel, e.g. deflectors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
- F02F1/00—Cylinders; Cylinder heads
- F02F1/24—Cylinder heads
- F02F1/42—Shape or arrangement of intake or exhaust channels in cylinder heads
- F02F1/4214—Shape or arrangement of intake or exhaust channels in cylinder heads specially adapted for four or more valves per cylinder
-
- 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
- F02B23/0645—Details related to the fuel injector or the fuel spray
- F02B23/0654—Thermal treatments, e.g. with heating elements or local cooling
- F02B23/0657—Thermal treatments, e.g. with heating elements or local cooling the spray interacting with one or more glow plugs
-
- 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
- F02B23/0672—Omega-piston bowl, i.e. the combustion space having a central projection pointing towards the cylinder head and the surrounding wall being inclined towards the cylinder center axis
-
- 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)
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Description
13 燃焼室
15 第1吸気バルブ孔
16 第2吸気バルブ孔
19 第1吸気ポート
20 第2吸気ポート
24b バルブステム
43 スロート部
44 スロート部
44a 螺旋外壁
44b 螺旋内壁
45 第1導入壁
46 第2導入壁
H 壁間距離
L1 シリンダ列線
S1 第1スワール
S2 第2スワール
W 壁間距離
Claims (2)
- シリンダ列線(L1)に対して直交する方向に延びる第1、第2吸気ポ−ト(19,20)を、燃焼室(13)に開口する第1、第2吸気バルブ孔(15,16)にそれぞれ連通させたエンジンの吸気ポ−ト構造において、
前記第1吸気ポ−ト(19)はスロート部(43)が直線状に形成されてシリンダ(11a)内周の接線方向に開口することで第1スワール(S1)を発生するストレートポートであり、前記第2吸気ポート(20)はスロート部(44)が螺旋状に形成されて前記第1スワール(S1)の内側に該第1スワール(S1)と同方向の第2スワール(S2)を発生するヘリカルポートであり、
前記第2吸気ポート(20)は、前記第2吸気バルブ孔(16)の周縁に沿って形成される螺旋外壁(44a)と、前記第2吸気バルブ孔(16)の中心に位置するバルブステム(24b)の径方向外側に形成される螺旋内壁(44b)と、前記螺旋外壁(44a)に連なって前記第2吸気バルブ孔(16)の接線方向に延びる第1導入壁(45)と、前記第1導入壁(45)と平行な状態から前記螺旋内壁(44b)に連続的に接続する第2導入壁(46)とを有し、吸気の流れ方向下流側に向かって第1、第2導入壁(45,46)の壁間距離(W)が減少するのに従って、前記第1、第2導入壁(45,46)の壁間距離(W)と直交する方向の壁間距離(H)が増加するように形成されることを特徴とするエンジンの吸気ポ−ト構造。 - シリンダ列線(L1)の一方の側に前記第1、第2吸気ポ−ト(19,20)が位置することを特徴とする、請求項1に記載のエンジンの吸気ポ−ト構造。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006132457A JP4680828B2 (ja) | 2006-05-11 | 2006-05-11 | エンジンの吸気ポ−ト構造 |
PCT/JP2007/057985 WO2007132606A1 (ja) | 2006-05-11 | 2007-04-11 | エンジンの吸気ポ-ト構造 |
US12/296,480 US7707989B2 (en) | 2006-05-11 | 2007-04-11 | Intake port structure for engine |
MX2008013077A MX2008013077A (es) | 2006-05-11 | 2007-04-11 | Estructura de orificio de admision para motor. |
EP07741421A EP2017454A4 (en) | 2006-05-11 | 2007-04-11 | INTAKE CHANNEL STRUCTURE FOR ENGINE |
CA2645713A CA2645713C (en) | 2006-05-11 | 2007-04-11 | Intake port structure for engine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006132457A JP4680828B2 (ja) | 2006-05-11 | 2006-05-11 | エンジンの吸気ポ−ト構造 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2007303365A JP2007303365A (ja) | 2007-11-22 |
JP4680828B2 true JP4680828B2 (ja) | 2011-05-11 |
Family
ID=38693707
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006132457A Expired - Fee Related JP4680828B2 (ja) | 2006-05-11 | 2006-05-11 | エンジンの吸気ポ−ト構造 |
Country Status (6)
Country | Link |
---|---|
US (1) | US7707989B2 (ja) |
EP (1) | EP2017454A4 (ja) |
JP (1) | JP4680828B2 (ja) |
CA (1) | CA2645713C (ja) |
MX (1) | MX2008013077A (ja) |
WO (1) | WO2007132606A1 (ja) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4277857B2 (ja) * | 2006-01-27 | 2009-06-10 | トヨタ自動車株式会社 | 内燃機関の吸気ポート |
EP2131025A1 (en) * | 2008-06-06 | 2009-12-09 | General Electric Company | Intake channels for internal combustion engines |
BR112012003699A2 (pt) * | 2009-08-20 | 2019-09-24 | Pinnacle Engines Inc | motor de alto redemoinho |
EP2497925B1 (en) * | 2009-11-05 | 2014-12-17 | Toyota Jidosha Kabushiki Kaisha | Intake apparatus of engine |
AT508074B1 (de) * | 2010-03-18 | 2011-09-15 | Avl List Gmbh | Zylinderkopf |
GB2484504B (en) * | 2010-10-12 | 2016-08-10 | Gm Global Tech Operations Llc | Two-duct intake port configuration for a combustion chamber of an internal combustion engine |
KR101745005B1 (ko) * | 2011-10-07 | 2017-06-09 | 현대자동차주식회사 | 디젤-가솔린 복합연료엔진 |
EP2940268B1 (en) * | 2012-12-26 | 2020-02-05 | Doosan Infracore Co., Ltd. | Engine intake port structure |
WO2016004012A2 (en) * | 2014-06-30 | 2016-01-07 | Cummins Inc. | System and method for valve size ratio and igniter placement |
JP6410630B2 (ja) | 2015-02-17 | 2018-10-24 | 三菱重工エンジン&ターボチャージャ株式会社 | シリンダヘッド、および、エンジン |
GB2553821B (en) * | 2016-09-15 | 2020-04-01 | Perkins Engines Co Ltd | Cylinder head with helical inlet passage |
KR101826562B1 (ko) * | 2016-11-02 | 2018-02-07 | 현대자동차 주식회사 | 가솔린-디젤 혼합 연소 엔진의 제어 장치 및 방법 |
DE102017112350A1 (de) * | 2017-06-06 | 2018-12-06 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | Zylinderkopf für eine Verbrennungskraftmaschine, Verbrennungskraftmaschine und Verfahren zum Betreiben einer Verbrennungskraftmaschine |
JP2019127884A (ja) * | 2018-01-24 | 2019-08-01 | マツダ株式会社 | エンジンのシリンダヘッド |
GB2611102A (en) * | 2021-09-28 | 2023-03-29 | Jcb Res | Internal combustion engine |
JP2023073137A (ja) * | 2021-11-15 | 2023-05-25 | ヤマハ発動機株式会社 | 船舶推進機、船舶及び船舶用エンジン |
CN117685127B (zh) * | 2024-02-04 | 2024-05-17 | 潍柴动力股份有限公司 | 一种发动机缸盖以及发动机 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0734884A (ja) * | 1993-05-18 | 1995-02-03 | Mazda Motor Corp | ディーゼルエンジンの吸気装置 |
JPH07158459A (ja) * | 1993-12-08 | 1995-06-20 | Toyota Motor Corp | 内燃機関の吸気装置 |
JPH09287461A (ja) * | 1996-04-19 | 1997-11-04 | Toyota Motor Corp | 内燃機関の吸気装置 |
JPH1037751A (ja) * | 1996-07-23 | 1998-02-10 | Toyota Motor Corp | 内燃機関の吸気装置 |
JP2002188451A (ja) * | 2000-12-22 | 2002-07-05 | Toyota Industries Corp | ディーゼルエンジンの吸気装置 |
Family Cites Families (20)
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US2593769A (en) * | 1945-12-11 | 1952-04-22 | Kollsman Paul | Engine fuel injection |
JPS5920850B2 (ja) * | 1978-09-25 | 1984-05-16 | トヨタ自動車株式会社 | 内燃機関のヘリカル型吸気ポ−ト |
JPS5932647B2 (ja) * | 1978-09-25 | 1984-08-10 | トヨタ自動車株式会社 | 内燃機関のヘリカル型吸気ポ−ト |
JPS6035539B2 (ja) * | 1981-07-31 | 1985-08-15 | トヨタ自動車株式会社 | ヘリカル型吸気ポ−トの流路制御装置 |
JPH0652057B2 (ja) * | 1984-05-07 | 1994-07-06 | トヨタ自動車株式会社 | 内燃機関制御装置 |
JPH0646021B2 (ja) * | 1984-05-07 | 1994-06-15 | トヨタ自動車株式会社 | 内燃機関の点火時期制御装置 |
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JP3807207B2 (ja) * | 1999-12-24 | 2006-08-09 | いすゞ自動車株式会社 | 多弁吸気式エンジン |
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JP3821351B2 (ja) * | 2000-05-31 | 2006-09-13 | スズキ株式会社 | 多気筒内燃機関の吸気装置 |
US6553959B2 (en) * | 2000-06-13 | 2003-04-29 | Visteon Global Technologies, Inc. | Electronic flow control for a stratified EGR system |
AT5487U1 (de) * | 2001-01-29 | 2002-07-25 | Avl List Gmbh | Einlasskanalanordnung für eine brennkraftmaschine |
JP4356329B2 (ja) * | 2002-03-11 | 2009-11-04 | トヨタ自動車株式会社 | 内燃機関の吸気ポート |
JP2004052636A (ja) * | 2002-07-18 | 2004-02-19 | Hitachi Ltd | 内燃機関の始動装置、始動方法、制御方法および排気浄化装置 |
-
2006
- 2006-05-11 JP JP2006132457A patent/JP4680828B2/ja not_active Expired - Fee Related
-
2007
- 2007-04-11 MX MX2008013077A patent/MX2008013077A/es active IP Right Grant
- 2007-04-11 CA CA2645713A patent/CA2645713C/en not_active Expired - Fee Related
- 2007-04-11 US US12/296,480 patent/US7707989B2/en not_active Expired - Fee Related
- 2007-04-11 EP EP07741421A patent/EP2017454A4/en not_active Withdrawn
- 2007-04-11 WO PCT/JP2007/057985 patent/WO2007132606A1/ja active Application Filing
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0734884A (ja) * | 1993-05-18 | 1995-02-03 | Mazda Motor Corp | ディーゼルエンジンの吸気装置 |
JPH07158459A (ja) * | 1993-12-08 | 1995-06-20 | Toyota Motor Corp | 内燃機関の吸気装置 |
JPH09287461A (ja) * | 1996-04-19 | 1997-11-04 | Toyota Motor Corp | 内燃機関の吸気装置 |
JPH1037751A (ja) * | 1996-07-23 | 1998-02-10 | Toyota Motor Corp | 内燃機関の吸気装置 |
JP2002188451A (ja) * | 2000-12-22 | 2002-07-05 | Toyota Industries Corp | ディーゼルエンジンの吸気装置 |
Also Published As
Publication number | Publication date |
---|---|
MX2008013077A (es) | 2008-12-16 |
CA2645713C (en) | 2011-05-24 |
EP2017454A4 (en) | 2011-11-16 |
US7707989B2 (en) | 2010-05-04 |
JP2007303365A (ja) | 2007-11-22 |
EP2017454A1 (en) | 2009-01-21 |
CA2645713A1 (en) | 2007-11-22 |
WO2007132606A1 (ja) | 2007-11-22 |
US20090159041A1 (en) | 2009-06-25 |
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