JP4827676B2 - Egr装置 - Google Patents
Egr装置 Download PDFInfo
- Publication number
- JP4827676B2 JP4827676B2 JP2006266837A JP2006266837A JP4827676B2 JP 4827676 B2 JP4827676 B2 JP 4827676B2 JP 2006266837 A JP2006266837 A JP 2006266837A JP 2006266837 A JP2006266837 A JP 2006266837A JP 4827676 B2 JP4827676 B2 JP 4827676B2
- Authority
- JP
- Japan
- Prior art keywords
- egr
- condenser
- refrigerant
- engine
- egr cooler
- 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
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
Landscapes
- Exhaust-Gas Circulating Devices (AREA)
Description
2 吸気通路
3a,3b 吸気マニホールド
5 インタクーラ
6 ターボチャージャ(可変ノズル式ターボチャージャ)
6a コンプレッサ
6b タービン
8 排気通路
9a,9b 排気マニホールド
10 排気管
20 EGR装置
21a,21b EGR通路
22 EGRクーラ
23 EGRバルブ
24 逆止弁(リードバルブ)
30 EGRクーラの冷媒回路
31 圧縮機
32,32A 凝縮器
33 気液分離器
34 膨張弁
43 ウィンドディフレクタ
Claims (2)
- 車両に搭載されるエンジンの排気系から吸気系へ排気の一部を環流させるEGR通路と、EGR通路に介装されるEGRクーラと、を備えるEGR装置において、
前記EGRクーラの冷媒回路は、前記エンジンの冷却水回路から独立して構成され、前記冷媒回路は、冷媒が圧縮機−凝縮器−気液分離器−膨張弁−蒸発器を循環する密閉ループに設定されるものにあって、
前記凝縮器は、キャブの屋根上に設置されるウィンドディフレクタの内部において、冷媒の出口部が下側かつ凝縮器のコア部正面が車両の前方に直面する起立状態に配置され、前記ウィンドディフレクタの前部において、前記コア部正面が投影する領域に走行風の取入口が開口され、走行風を凝縮器のコア部正面へ整流する案内板が設けられることを特徴とするEGR装置。 - 前記EGRクーラの冷媒回路は、冷媒として低沸点のフッ素系不活性液体が用いられることを特徴とする請求項1に記載のEGR装置。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006266837A JP4827676B2 (ja) | 2006-09-29 | 2006-09-29 | Egr装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006266837A JP4827676B2 (ja) | 2006-09-29 | 2006-09-29 | Egr装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008088810A JP2008088810A (ja) | 2008-04-17 |
JP4827676B2 true JP4827676B2 (ja) | 2011-11-30 |
Family
ID=39373232
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006266837A Expired - Fee Related JP4827676B2 (ja) | 2006-09-29 | 2006-09-29 | Egr装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4827676B2 (ja) |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0426259Y2 (ja) * | 1986-06-30 | 1992-06-24 | ||
JPH065229Y2 (ja) * | 1986-08-26 | 1994-02-09 | 日産ディーゼル工業株式会社 | 車両用内燃機関の冷却装置 |
JP2003048425A (ja) * | 2001-08-08 | 2003-02-18 | Hitachi Ltd | 車両用空気調和装置 |
JP2003278607A (ja) * | 2002-03-19 | 2003-10-02 | Hino Motors Ltd | Egrクーラ |
JP2003278608A (ja) * | 2002-03-20 | 2003-10-02 | Hino Motors Ltd | Egr装置 |
JP4114469B2 (ja) * | 2002-12-06 | 2008-07-09 | 株式会社デンソー | 車両用空調装置の制御方法 |
JP2004239598A (ja) * | 2003-01-17 | 2004-08-26 | Denso Corp | 熱交換器 |
JP2005220747A (ja) * | 2004-02-03 | 2005-08-18 | Usui Kokusai Sangyo Kaisha Ltd | Egrガス冷却機構 |
JP4479275B2 (ja) * | 2004-02-25 | 2010-06-09 | 株式会社デンソー | 空調装置 |
-
2006
- 2006-09-29 JP JP2006266837A patent/JP4827676B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2008088810A (ja) | 2008-04-17 |
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