DC Field | Value | Language |
---|---|---|
dc.contributor.author | 배충식 | ko |
dc.contributor.author | 김승규 | ko |
dc.contributor.author | 오승묵 | ko |
dc.contributor.author | 김창업 | ko |
dc.contributor.author | 강건용 | ko |
dc.date.accessioned | 2009-12-29T05:04:06Z | - |
dc.date.available | 2009-12-29T05:04:06Z | - |
dc.date.created | 2012-02-06 | - |
dc.date.created | 2012-02-06 | - |
dc.date.issued | 2002-08 | - |
dc.identifier.citation | 한국자동차공학회 논문집, v.10, no.4, pp.23 - 32 | - |
dc.identifier.issn | 1225-6382 | - |
dc.identifier.uri | http://hdl.handle.net/10203/15993 | - |
dc.description.abstract | Combustion and flame propagation characteristics of the liquid phase LPG injection (LPLI) engine were investigated in a single cylinder optical engine. Lean bum operation is needed to reduce thermal stress of exhaust manifold and engine knock in a heavy duty LPG engine. An LPLI system has advantages on lean operation. Optimized engine design parameters such as swirl, injection timing and piston geometry can improve lean bum performance with LPLI system. In this study, the effects of piston geometry along with injection timing and swirl ratio on flame propagation characteristics were investigated. A series of bottom-view flame images were taken from direct visualization using an W intensified high-speed CCD camera. Concepts of flame area speed, In addition to flame propagation patterns and thermodynamic heat release analysis, was introduced to analyze the flame propagation characteristics. The results show the correlation between the flame propagation characteristics, which is related to engine performance of lean region, and engine design parameters such as swirl ratio, piston geometry and injection timing. Stronger swirl resulted in foster flame propagation under open valve injection. The flame speed was significantly affected by injection timing under open valve injection conditions; supposedly due to the charge stratification. Piston geometry affected flame propagation through squish effects. | - |
dc.description.sponsorship | LG-Caltex Gas, SK Gas, NRL | en |
dc.language | Korean | - |
dc.language.iso | ko | en |
dc.publisher | 한국자동차공학회 | - |
dc.title | 대형 액상 LPG 분사식 SI 엔진에서 화염 가시화를 이용한 희박 영역에서의 화염 전파특성 연구 | - |
dc.title.alternative | Flame Propagation Characteristics in a Heavy Duty Liquid Phase LPG Injection SI Engine by Flame Visualization | - |
dc.type | Article | - |
dc.subject.alternative | Single cylinder optical engine | en |
dc.subject.alternative | Combustion chamber | en |
dc.subject.alternative | Lean burn | en |
dc.subject.alternative | Injection timing | en |
dc.subject.alternative | Swirl | en |
dc.subject.alternative | Squish | en |
dc.subject.alternative | LML | en |
dc.subject.alternative | Flame visualization | en |
dc.type.rims | ART | - |
dc.citation.volume | 10 | - |
dc.citation.issue | 4 | - |
dc.citation.beginningpage | 23 | - |
dc.citation.endingpage | 32 | - |
dc.citation.publicationname | 한국자동차공학회 논문집 | - |
dc.embargo.liftdate | 9999-12-31 | - |
dc.embargo.terms | 9999-12-31 | - |
dc.identifier.kciid | ART000991267 | - |
dc.contributor.localauthor | 배충식 | - |
dc.contributor.nonIdAuthor | 김승규 | - |
dc.contributor.nonIdAuthor | 오승묵 | - |
dc.contributor.nonIdAuthor | 김창업 | - |
dc.contributor.nonIdAuthor | 강건용 | - |
dc.subject.keywordAuthor | 단기통 가시화 엔진 | - |
dc.subject.keywordAuthor | 연소실 | - |
dc.subject.keywordAuthor | 희박연소 | - |
dc.subject.keywordAuthor | 분사시기 | - |
dc.subject.keywordAuthor | 스월 | - |
dc.subject.keywordAuthor | 스퀴시 | - |
dc.subject.keywordAuthor | 실화희박한계점 | - |
dc.subject.keywordAuthor | 화염 가시화 | - |
dc.subject.keywordAuthor | Single cylinder optical engine | - |
dc.subject.keywordAuthor | Combustion chamber | - |
dc.subject.keywordAuthor | Lean burn | - |
dc.subject.keywordAuthor | Injection timing | - |
dc.subject.keywordAuthor | Swirl | - |
dc.subject.keywordAuthor | Squish | - |
dc.subject.keywordAuthor | LML | - |
dc.subject.keywordAuthor | Flame visualization | - |
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