JP4941364B2 - 内燃機関の排気還流装置 - Google Patents
内燃機関の排気還流装置 Download PDFInfo
- Publication number
- JP4941364B2 JP4941364B2 JP2008062434A JP2008062434A JP4941364B2 JP 4941364 B2 JP4941364 B2 JP 4941364B2 JP 2008062434 A JP2008062434 A JP 2008062434A JP 2008062434 A JP2008062434 A JP 2008062434A JP 4941364 B2 JP4941364 B2 JP 4941364B2
- Authority
- JP
- Japan
- Prior art keywords
- passage
- exhaust gas
- gas recirculation
- valve
- cooling device
- 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
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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
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- Exhaust-Gas Circulating Devices (AREA)
Description
5 流量調整装置
6 入口管(入口部)
7 冷却装置
8 バイパス管(バイパス通路)
11 出口管(出口部)
22 バルブ通路
23 本体
24 排気還流弁
Claims (2)
- 内燃機関の排気通路から排気を取り出して吸気通路に還流させる排気還流通路と、排気還流通路に設けられて前記排気通路から取り出された排気を冷却するための冷却装置と、前記冷却装置を迂回するように前記冷却装置の上流と下流とを接続するバイパス通路と、前記排気還流通路に設けられて前記吸気通路に還流させる排気の流量を調整可能な流量調整装置と、を備え、
前記排気還流通路は、前記排気通路との接続位置から前記冷却装置の上流でかつ前記バイパス通路が接続される接続位置までの入口部と、前記冷却装置の下流でかつ前記バイパス通路が接続される接続位置から前記流量調整装置までの出口部とを有し、前記入口部の通路面積が前記出口部の通路面積よりも大きく、
前記流量調整装置は、前記排気還流通路の一部をなすバルブ通路が設けられた本体と、前記バルブ通路に設けられ、前記バルブ通路を流れる排気の流量を調整できる排気還流弁とを有し、前記バルブ通路の通路面積が前記出口部の通路面積よりも大きくかつ前記入口部の通路面積よりも小さい、
ことを特徴とする内燃機関の排気還流装置。 - 前記バイパス通路は、その通路面積が前記出口部の通路面積と等しくなるように構成されている請求項1に記載の排気還流装置。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008062434A JP4941364B2 (ja) | 2008-03-12 | 2008-03-12 | 内燃機関の排気還流装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008062434A JP4941364B2 (ja) | 2008-03-12 | 2008-03-12 | 内燃機関の排気還流装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009216033A JP2009216033A (ja) | 2009-09-24 |
JP4941364B2 true JP4941364B2 (ja) | 2012-05-30 |
Family
ID=41188134
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008062434A Expired - Fee Related JP4941364B2 (ja) | 2008-03-12 | 2008-03-12 | 内燃機関の排気還流装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4941364B2 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6346426B2 (ja) * | 2013-08-12 | 2018-06-20 | 現代自動車株式会社Hyundai Motor Company | Egrガス及びエンジンオイル冷却装置とその制御方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001027157A (ja) * | 1999-07-13 | 2001-01-30 | Mitsubishi Motors Corp | Egrクーラの構造 |
JP4444319B2 (ja) * | 2007-09-03 | 2010-03-31 | 三菱電機株式会社 | 排気ガス再循環装置 |
-
2008
- 2008-03-12 JP JP2008062434A patent/JP4941364B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
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JP2009216033A (ja) | 2009-09-24 |
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