화학공학소재연구정보센터
학회 한국화학공학회
학술대회 2010년 가을 (10/21 ~ 10/22, 대전컨벤션센터)
권호 16권 2호, p.2283
발표분야 화학공정안전
제목 Characterization of the Flammable and Explosive Behavior of Hydrogen
초록 Hydrogen is considered to be an important future energy carrier for significantly reducing greenhouse gas emissions. However, only limited experimental data on hydrogen flammability and explosive behavior is available.These data show that the flammable and explosive hazards for hydrogen are greater than for conventional fuels. This paper presents an ambitious one year experimental study to understanding of the flammability of hydrogen to insure hydrogen safety and to realize hydrogen the economy in near future.
The experimental data were used to produce a triangular flammability diagram showing the complete flammable zone for hydrogen in a three component system composed of hydrogen, oxygen and nitrogen the first time a complete triangle diagram for hydrogen has ever been completed.The results show that the flammable zone for hydrogen is a lot larger than for other typical hydrocarbons. The pressure time data sets were also analyzed to determine the maximum pressure and the deflagration index, both important parameters to characterize hydrogen combustion.
저자 조영도1, Daniel A. Crowl2
소속 1한국가스안전공사 가스안전(연), 2Michigan Technological Univ.
키워드 hydrogen explosion; triangular flammability diagram; flammable zone; hydrogen-air mixture
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