JP5688959B2 - 内燃機関の制御装置 - Google Patents
内燃機関の制御装置 Download PDFInfo
- Publication number
- JP5688959B2 JP5688959B2 JP2010275246A JP2010275246A JP5688959B2 JP 5688959 B2 JP5688959 B2 JP 5688959B2 JP 2010275246 A JP2010275246 A JP 2010275246A JP 2010275246 A JP2010275246 A JP 2010275246A JP 5688959 B2 JP5688959 B2 JP 5688959B2
- Authority
- JP
- Japan
- Prior art keywords
- exhaust gas
- passage
- pressure
- valve
- gas recirculation
- 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 title claims description 13
- 238000011144 upstream manufacturing Methods 0.000 claims description 19
- 230000007423 decrease Effects 0.000 claims description 17
- 230000003134 recirculating effect Effects 0.000 claims 2
- 239000007789 gas Substances 0.000 description 61
- 239000000446 fuel Substances 0.000 description 12
- 239000003054 catalyst Substances 0.000 description 7
- 238000002347 injection Methods 0.000 description 5
- 239000007924 injection Substances 0.000 description 5
- 230000007246 mechanism Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 238000010926 purge Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000002828 fuel tank Substances 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
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
3…排気通路
4…ターボチャージャ
5…タービン
6…コンプレッサ
8…吸気絞り弁
10…スロットル弁
25…低圧ループ式EGR装置
26…低圧EGR通路(低圧排気ガス再循環通路)
27…低圧EGR弁(低圧排気ガス再循環制御弁)
42…高圧ループ式EGR装置
43…高圧EGR通路(高圧排気ガス再循環通路)
44…高圧EGR弁(高圧排気ガス再循環制御弁)
Claims (1)
- 排気通路に設けられたタービン、及び前記タービンにより駆動される吸気通路のコンプレッサとを備えたターボチャージャと、
吸気通路における前記コンプレッサの下流に設けたスロットル弁と、
吸気通路における前記コンプレッサの上流に設けた吸気絞り弁と、
排気通路における前記タービンの下流の箇所から吸気通路における前記コンプレッサの上流かつ前記吸気絞り弁の下流の箇所に排気ガスの一部を還流させる低圧排気ガス再循環通路及びこの低圧排気ガス再循環通路を流通する排気ガスの量を制御する低圧排気ガス再循環制御弁を有する低圧ループ式EGR装置と、
排気通路における前記タービンの上流の箇所から吸気通路における前記コンプレッサの下流の箇所に排気ガスの一部を還流させる高圧排気ガス再循環通路及びこの高圧排気ガス再循環通路を流通する排気ガスの量を制御する高圧排気ガス再循環制御弁を有する高圧ループ式EGR装置と
を具備するターボチャージャ付き内燃機関に用いられ、
高負荷領域においては前記低圧排気ガス再循環通路に排気ガスを流通させ、
低負荷領域においては前記高圧排気ガス再循環通路に排気ガスを流通させ、
高負荷領域において要求負荷の減少が検知されたときに、要求負荷の減少速度が大きくなるにつれ、
前記低圧排気ガス再循環制御弁はより急速に閉じ、
前記高圧排気ガス再循環制御弁はより緩やかに開く
制御を行うことを特徴とする内燃機関の制御装置。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010275246A JP5688959B2 (ja) | 2010-12-10 | 2010-12-10 | 内燃機関の制御装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010275246A JP5688959B2 (ja) | 2010-12-10 | 2010-12-10 | 内燃機関の制御装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2012122430A JP2012122430A (ja) | 2012-06-28 |
JP5688959B2 true JP5688959B2 (ja) | 2015-03-25 |
Family
ID=46504119
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010275246A Expired - Fee Related JP5688959B2 (ja) | 2010-12-10 | 2010-12-10 | 内燃機関の制御装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP5688959B2 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101896324B1 (ko) * | 2016-09-19 | 2018-09-07 | 현대자동차 주식회사 | 연료 증기 퍼지 장치 및 방법 |
KR101905565B1 (ko) * | 2016-11-14 | 2018-10-08 | 현대자동차 주식회사 | 연료 증기 퍼지 시스템 및 리크 진단 방법 |
KR101898197B1 (ko) * | 2016-12-12 | 2018-09-12 | 현대오트론 주식회사 | 차압 밸브를 이용한 듀얼 퍼지 시스템 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008019730A (ja) * | 2006-07-11 | 2008-01-31 | Toyota Motor Corp | 内燃機関の排気還流装置 |
JP4635986B2 (ja) * | 2006-08-25 | 2011-02-23 | トヨタ自動車株式会社 | 内燃機関の排気再循環装置 |
-
2010
- 2010-12-10 JP JP2010275246A patent/JP5688959B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2012122430A (ja) | 2012-06-28 |
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