JP6313800B2 - 排気ガス環流装置 - Google Patents
排気ガス環流装置 Download PDFInfo
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- JP6313800B2 JP6313800B2 JP2016071458A JP2016071458A JP6313800B2 JP 6313800 B2 JP6313800 B2 JP 6313800B2 JP 2016071458 A JP2016071458 A JP 2016071458A JP 2016071458 A JP2016071458 A JP 2016071458A JP 6313800 B2 JP6313800 B2 JP 6313800B2
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- Japan
- Prior art keywords
- intake
- exhaust gas
- manifold
- flow path
- exhaust
- 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.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
- F02M26/13—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories
- F02M26/17—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories in relation to the intake system
- F02M26/20—Feeding recirculated exhaust gases directly into the combustion chambers or into the intake runners
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
- F02M26/13—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories
- F02M26/41—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories characterised by the arrangement of the recirculation passage in relation to the engine, e.g. to cylinder heads, liners, spark plugs or manifolds; characterised by the arrangement of the recirculation passage in relation to specially adapted combustion chambers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
- F02M26/13—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories
- F02M26/42—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories having two or more EGR passages; EGR systems specially adapted for engines having two or more cylinders
- F02M26/44—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories having two or more EGR passages; EGR systems specially adapted for engines having two or more cylinders in which a main EGR passage is branched into multiple passages
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/10—Air intakes; Induction systems
- F02M35/104—Intake manifolds
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Exhaust-Gas Circulating Devices (AREA)
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Description
12 気筒
13 ピストン
16 吸気ポート
17 排気ポート
21 吸気マニホールド
22 吸気流路
23 吸気ブランチ
24 排気マニホールド
26 環流マニホールド
27 環流ブランチ
28 環流流路
31 環流配管
35 導入孔
Claims (3)
- それぞれピストンが組み込まれる複数の気筒が形成されたシリンダブロックに装着され、排気系を流れる排気ガスの一部を吸気系に環流させる排気ガス環流装置であって、
吸気ポートに連通する吸気流路が形成された複数の吸気ブランチを有し、前記シリンダブロックに配置される吸気マニホールドと、
排気ガスを外部に案内する排気マニホールドに接続される環流配管と、
それぞれ前記吸気ブランチに沿って延びるとともに前記吸気流路に導入孔を介して連通する環流流路が設けられた複数の環流ブランチを備え、前記吸気マニホールドの下側に取り付けられて前記環流配管に接続される環流マニホールドと、
前記導入孔は前記吸気ブランチに設けられ、前記吸気ブランチの吸気流路側のエッジに開口する第1の開口部と、前記吸気ブランチの環流流路側のエッジに開口し前記第1の開口部よりも下側に設けられる第2の開口部とを有し、
前記導入孔の環流流路側の第2の開口部の内径を、吸気流路側の前記第1の開口部の内径よりも大径とした、排気ガス環流装置。 - 請求項1記載の排気ガス環流装置において、前記導入孔は、湾曲面、テーパ面、または前記吸気流路側のストレート面と前記環流流路側のテーパ面とからなる段付きテーパ面である、排気ガス環流装置。
- 請求項1または2記載の排気ガス環流装置において、
前記吸気マニホールドは、前記シリンダブロックの両端部にそれぞれ上面に開口して設けられた吸気ポートに連通し前記シリンダブロックの上側に配置される前記吸気ブランチを有し、
前記排気マニホールドは、前記シリンダブロックの両端部にそれぞれ下面に開口して設けられた排気ポートに連通し前記シリンダブロックの下側に配置され、
前記環流マニホールドは、前記シリンダブロックの上側に位置させて前記吸気マニホールドに取り付けられる、排気ガス環流装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016071458A JP6313800B2 (ja) | 2016-03-31 | 2016-03-31 | 排気ガス環流装置 |
DE102017104619.4A DE102017104619A1 (de) | 2016-03-31 | 2017-03-06 | Abgas-rückführungeinrichtung |
US15/453,236 US10082113B2 (en) | 2016-03-31 | 2017-03-08 | Exhaust-gas recirculation device |
CN201710140455.7A CN107269428B (zh) | 2016-03-31 | 2017-03-10 | 废气回流装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016071458A JP6313800B2 (ja) | 2016-03-31 | 2016-03-31 | 排気ガス環流装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2017180383A JP2017180383A (ja) | 2017-10-05 |
JP6313800B2 true JP6313800B2 (ja) | 2018-04-18 |
Family
ID=59885979
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016071458A Active JP6313800B2 (ja) | 2016-03-31 | 2016-03-31 | 排気ガス環流装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US10082113B2 (ja) |
JP (1) | JP6313800B2 (ja) |
CN (1) | CN107269428B (ja) |
DE (1) | DE102017104619A1 (ja) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6879068B2 (ja) * | 2017-06-14 | 2021-06-02 | トヨタ紡織株式会社 | インテークマニホールド |
CN108180090B (zh) * | 2017-12-27 | 2020-06-02 | 潍柴动力股份有限公司 | 一种防倒流装置及发动机egr系统 |
EP3734054A4 (en) * | 2017-12-27 | 2021-06-30 | Weichai Power Co., Ltd. | BACKFLOW PREVENTION AND ENGINE EGR SYSTEM |
CN110259609A (zh) * | 2019-05-31 | 2019-09-20 | 广西玉柴机器股份有限公司 | 一种集成egr通道的进气管 |
JP7188293B2 (ja) * | 2019-06-26 | 2022-12-13 | トヨタ自動車株式会社 | Egrガス分配装置 |
CN110145417B (zh) * | 2019-06-28 | 2023-12-15 | 潍柴动力股份有限公司 | 一种用于提升egr率的加压装置 |
JP7297659B2 (ja) * | 2019-12-26 | 2023-06-26 | 愛三工業株式会社 | Egrガス分配器 |
JP7480732B2 (ja) * | 2021-03-22 | 2024-05-10 | トヨタ紡織株式会社 | Egr装置 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5545957Y2 (ja) * | 1976-06-25 | 1980-10-28 | ||
JPH0540247Y2 (ja) * | 1986-07-25 | 1993-10-13 | ||
JPH04171259A (ja) * | 1990-11-05 | 1992-06-18 | Hitachi Ltd | 排気還流量制御装置 |
JPH06108928A (ja) | 1992-09-30 | 1994-04-19 | Honda Motor Co Ltd | 多気筒エンジンの排ガス還流装置 |
JPH07103080A (ja) * | 1993-10-04 | 1995-04-18 | Fuji Heavy Ind Ltd | 自動車用エンジンのegr装置 |
AT2803U1 (de) * | 1998-03-10 | 1999-04-26 | Avl List Gmbh | Brennkraftmaschine mit innerer verbrennung |
JP2001207918A (ja) | 2000-01-26 | 2001-08-03 | Daihatsu Motor Co Ltd | 内燃機関における吸気マニホールドへの排気ガス還流装置 |
JP4827757B2 (ja) * | 2007-02-05 | 2011-11-30 | Udトラックス株式会社 | 多気筒エンジン |
JP2010521619A (ja) * | 2007-03-23 | 2010-06-24 | ベール ゲーエムベーハー ウント コー カーゲー | 充填流体吸入モジュールおよび内燃機関 |
US8132407B2 (en) * | 2008-04-03 | 2012-03-13 | GM Global Technology Operations LLC | Modular exhaust gas recirculation cooling for internal combustion engines |
CN102536547B (zh) * | 2012-02-21 | 2015-12-09 | 重庆长安汽车股份有限公司 | 一种带有egr废气分配结构的发动机进气歧管 |
JP2015224561A (ja) * | 2014-05-26 | 2015-12-14 | トヨタ自動車株式会社 | 排気再循環装置 |
JP6528591B2 (ja) * | 2015-08-10 | 2019-06-12 | 三菱自動車工業株式会社 | エンジンの制御装置 |
-
2016
- 2016-03-31 JP JP2016071458A patent/JP6313800B2/ja active Active
-
2017
- 2017-03-06 DE DE102017104619.4A patent/DE102017104619A1/de not_active Withdrawn
- 2017-03-08 US US15/453,236 patent/US10082113B2/en active Active
- 2017-03-10 CN CN201710140455.7A patent/CN107269428B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
CN107269428A (zh) | 2017-10-20 |
US20170284342A1 (en) | 2017-10-05 |
US10082113B2 (en) | 2018-09-25 |
DE102017104619A1 (de) | 2017-10-05 |
JP2017180383A (ja) | 2017-10-05 |
CN107269428B (zh) | 2019-03-08 |
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