KR940005872A - 엔진의 배기가스정화장치 - Google Patents
엔진의 배기가스정화장치 Download PDFInfo
- Publication number
- KR940005872A KR940005872A KR1019930015137A KR930015137A KR940005872A KR 940005872 A KR940005872 A KR 940005872A KR 1019930015137 A KR1019930015137 A KR 1019930015137A KR 930015137 A KR930015137 A KR 930015137A KR 940005872 A KR940005872 A KR 940005872A
- Authority
- KR
- South Korea
- Prior art keywords
- air
- heater
- exhaust gas
- air inlet
- pipe
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
- F01N3/22—Control of additional air supply only, e.g. using by-passes or variable air pump drives
- F01N3/222—Control of additional air supply only, e.g. using by-passes or variable air pump drives using electric valves only
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
- F01N3/30—Arrangements for supply of additional air
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
- F01N3/20—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
- F01N3/2006—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
- F01N3/22—Control of additional air supply only, e.g. using by-passes or variable air pump drives
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
- F01N3/30—Arrangements for supply of additional air
- F01N3/306—Preheating additional air
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
-
- 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
Abstract
방풍커버 (windbreak cover)는 열공기가 유입되도록하는 공기도입관과 히터의 주변상에 구성한다.
그 방풍커버는 그 히터와 공기도입관으로 불어오는 바람을 차단시킴과 동시에 그 차량을 주행시킨다. 그 히터나 공기도입관이 불어오는 바람에 의해 냉각되지 않을뿐만 아니라그 차랑이 주행하고 있어 그 배기관으로 도입하는 가열공기의 온도는 그 차량이 주행하여도 떨어지지 않는다. 그 결과, 도입되는 공기의 온도는 소정 의 레벨로 유지시킬 수 있으며, 그 배기가스를 일정하게 정차시킬 수 있도록 한다.
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 제1의 이 발명에 의한 엔진의 배기가스정화장치에 사용되는 히터 (heater)의 단면도. 제2도는 제1도의 화살표 A방향에서 본. 히터에 전력공급을 하는 단자 부분 하나를 나타낸 정면도, 제3도는 제7의 이 발명에 의한 엔진의 배기가스 정화장치에 사용되는 공기도입관(air inktroducing pipe)의 단면도. 제4도는 제2의 이 발명에 의한 엔진의 배기가스 정화장치에 사용되는 히터의 단면도.
Claims (4)
- 촉매상류지점에서 가열공기를 도입하는 엔진의 배기가스 정화장치에 있어서. 배기관과, 그 배기관내에서 공기를 가열시키는 히터와. 공기도입관과, 그 히터와 공기도입관을 포위할 수 있게 그 열공기를 흐르도록하는 공기도입관과 히터의 주면에 설치한 방풍커버(windbreak cover)를 구성함을 특징으로 하는 위 엔지늬 배기가스정화 장치.
- 제1항에 있어서, 그 방풍커버에는 유입되는 물등을 배출시킬 수 있는 개구를 구성함을 특징으로 하는 위엔진배기가스 정화장치.
- 촉매의 상류지점에서 가열공기를 도입하는 인진의 배기가스정화장치애 있어서, 배기관과. 그 배기관내에서 공기를 가열시키는 히터와, 그 배기환내에서 촉매의 상류지점에서 그 공기를 도입하는 공기도입관과. 그 히터와 공기 도입관을 그 열절 연체가 포위할 수 있게 가열공기가 흐르도록 하는 그 열도입관과 히터의 주변에 구성된 열절연체를 구성함을 특징으로 하는 위 엔진의 배기가스 정화장치.
- 제3항에 있어서, 그 열절연체에는 2 분할체(two split halves)를 구비함을 특징으로 하는 위 엔진의 배기가스 정화장치.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP92-208897 | 1992-08-05 | ||
JP4208897A JP2871963B2 (ja) | 1992-08-05 | 1992-08-05 | エンジンの排気ガス浄化装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR940005872A true KR940005872A (ko) | 1994-03-22 |
KR950012142B1 KR950012142B1 (en) | 1995-10-14 |
Family
ID=16563946
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR93015137A KR950012142B1 (en) | 1992-08-05 | 1993-08-04 | Exaust gas purification appratus of engine |
Country Status (4)
Country | Link |
---|---|
US (1) | US5549872A (ko) |
JP (1) | JP2871963B2 (ko) |
KR (1) | KR950012142B1 (ko) |
DE (1) | DE4326372C2 (ko) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3277837B2 (ja) * | 1996-03-15 | 2002-04-22 | トヨタ自動車株式会社 | 変速機の制御装置 |
JP3389774B2 (ja) * | 1996-03-22 | 2003-03-24 | トヨタ自動車株式会社 | 自動変速機の制御装置 |
JPH09267663A (ja) | 1996-03-29 | 1997-10-14 | Komatsu Ltd | 車両運行制御装置 |
US7963832B2 (en) * | 2006-02-22 | 2011-06-21 | Cummins Inc. | Engine intake air temperature management system |
KR101251517B1 (ko) * | 2010-12-09 | 2013-04-05 | 현대자동차주식회사 | 배기가스 후처리 시스템 |
Family Cites Families (23)
Publication number | Priority date | Publication date | Assignee | Title |
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US3034290A (en) * | 1960-11-25 | 1962-05-15 | Gary Wright Wesley | Exhaust treatment device with air compressor regulator |
US3338682A (en) * | 1964-12-14 | 1967-08-29 | Walker Mfg Co | Muffler secondary air silencer |
US3765823A (en) * | 1970-11-05 | 1973-10-16 | Matsushita Electric Ind Co Ltd | Forced suction and exhaust type gas burner apparatus |
JPS4724840U (ko) * | 1971-03-30 | 1972-11-20 | ||
US3747346A (en) * | 1972-04-17 | 1973-07-24 | Nissan Motor | Temperature control system for catalytic converter |
FR2217984A6 (ko) * | 1973-02-12 | 1974-09-06 | Laurent Pierre | |
JPS5162220A (en) * | 1974-10-24 | 1976-05-29 | Toyo Kogyo Co | Enjinno nijikukyonetsusochi |
JPS5529003A (en) * | 1978-08-16 | 1980-03-01 | Toyota Motor Corp | Secondary air controller for exhaust cleaner |
JPS5918135Y2 (ja) * | 1979-10-30 | 1984-05-25 | トヨタ自動車株式会社 | 内燃機関の吸気加熱装置 |
US4397632A (en) * | 1980-09-09 | 1983-08-09 | Sun Pot Kabushiki Kaisha | Vaporized type liquid fuel combustion apparatus |
US4712516A (en) * | 1982-03-15 | 1987-12-15 | Hale Fire Pump Company | Fuel supply for a rotary piston engine |
JPS6090915A (ja) * | 1983-10-25 | 1985-05-22 | Matsushita Electric Ind Co Ltd | 内燃機関の排ガス浄化装置 |
US4862859A (en) * | 1984-06-21 | 1989-09-05 | Henry Yunick | Apparatus and operating method for an internal combustion engine |
KR880701323A (ko) * | 1986-05-21 | 1988-07-26 | 베네트 오토 모티브 테크놀로지 피티와이 리미티드 | 내연기관용 알코올 연료 작동 전환수단 |
DE3806114A1 (de) * | 1987-11-25 | 1989-06-08 | Man Technologie Gmbh | Thermisch isolierende erhitzer-gehaeuse-auskleidung und verbrennungsluftfuehrung fuer stirling- bzw. heissgasmotor |
US4858861A (en) * | 1988-09-22 | 1989-08-22 | Wilkinson Iii Joseph | Clamp-type pipe shoe and method |
US5055334A (en) * | 1989-10-26 | 1991-10-08 | Lechuga Gabriel V | Heat protective cover for hot water pipes |
US5250268A (en) * | 1990-03-09 | 1993-10-05 | Volkswagen Ag | Catalytic cleaning arrangement for exhaust from an internal combustion engine |
US5022352A (en) * | 1990-05-31 | 1991-06-11 | Mor-Flo Industries, Inc. | Burner for forced draft controlled mixture heating system using a closed combustion chamber |
US5056316A (en) * | 1990-07-20 | 1991-10-15 | Goldstar Co., Ltd. | Cooling system for stirling engine |
US5245933A (en) * | 1991-04-15 | 1993-09-21 | Temperature Adjusters, Inc. | Heat and smoke remover |
US5311874A (en) * | 1992-05-18 | 1994-05-17 | Cardiac Pacemakers, Inc. | Method for tachycardia discrimination |
JP3325305B2 (ja) * | 1992-09-11 | 2002-09-17 | 株式会社日立メディコ | 超音波探触子 |
-
1992
- 1992-08-05 JP JP4208897A patent/JP2871963B2/ja not_active Expired - Fee Related
-
1993
- 1993-08-04 KR KR93015137A patent/KR950012142B1/ko not_active IP Right Cessation
- 1993-08-05 DE DE4326372A patent/DE4326372C2/de not_active Expired - Fee Related
-
1995
- 1995-02-21 US US08/391,094 patent/US5549872A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JPH0658141A (ja) | 1994-03-01 |
JP2871963B2 (ja) | 1999-03-17 |
US5549872A (en) | 1996-08-27 |
KR950012142B1 (en) | 1995-10-14 |
DE4326372C2 (de) | 1996-10-31 |
DE4326372A1 (de) | 1994-02-10 |
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