• Title/Summary/Keyword: 유기화학공업

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유기원자재의 장래

  • Abing. S.Shapiro
    • The Science & Technology
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    • v.12 no.3 s.118
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    • pp.44-47
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    • 1979
  • 오늘날 국제경제체제에서 가장 중요한 역할을 하고 있는 화학공업의 원자재의 수요를 앞으로 어떻게 공급할 것인가 하는 문제를 계획하자면 업계는 물론 학계와 정부의 공동협력이 필요하다. 화학공업이 필요로 하는 원료의 앞날은 기술과 경제적인 관점에서만 볼 것이 아니라 정부와 사회적인 이해관계가 좌우한다. 세계 화공업계의 「거인」인 미 듀뽕사의 샤피로회장은 78년 캐나다 토론토에서 열린 세계유기원료회의에서 유기화학원료의 앞날을 이런 측면에서 다음과 같인 전망하였다. <현원복역:본지 편집위원>

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Non-thermal Plasma for Air Pollution Control Technology (저온 플라즈마 이용 대기환경설비기술)

  • Song, Young-Hoon
    • Applied Chemistry for Engineering
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    • v.17 no.1
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    • pp.1-11
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    • 2006
  • Non-thermal plasma technology for air pollution control, which are NOx, SOx, VOCs, soot, etc., is reviewed. In the early parts of the paper, generation of non-thermal plasma and plasma chemical process are introduced to provide an appropriate plasma condition (electron energy density) for treating air pollutions. Recent results on numerical simulation, optical diagnostics, and gas treatment are provided to characterize an optimal design of plasma generation and plasma chemical process. These data are also helpful to understand unique features of non-thermal plasma process that is achieved with relatively low temperature conditions, i.e. low enthalpy conditions of the treated gas molecules. In the later parts of the paper, several examples of recently developed non-thermal plasma techniques are illustrated, in which technical and economical assessments of the present techniques are provided.

Technical Trends of Hydrogen Manufacture, Storage and Transportation System for Fuel Cell Vehicle (연료전지자동차용 수소제조와 저장·운반기술동향)

  • Kil, Sang-Cheol;Hwang, Young-Gil
    • Resources Recycling
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    • v.25 no.1
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    • pp.48-59
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    • 2016
  • The earth has been warming due to $CO_2$ gas emissions from fossil fuel cars and a ship. So the hydrogen fuel cell vehicle(FCV) using hydrogen as a fossil fuel alternative energy is in the spotlight. Hyundai Motor Company of Korea and a car companies of the US, Japan, Germany is developing a FCV a competitive. Obtained hydrogen as a by-product of the coke plant, oil refineries, chemical plants of steel mill, coal is reacted with steam at high temperatures, methane gas, manufacture of high purity hydrogen Methane Steam Reforming and hydrogen detachable reforming method using the Pressure Swing Adsorption or Membrane Reforming technical or decomposition of water to produce electricity. Hydrogen is the electronic industry, metal and chemical industries, which are used as rocket fuel, etc. are used in factories, hospitals, home of the fuel Ene.Farm system or FCV. And a method of storing hydrogen is to store liquid hydrogen and a method for compressing normal hydrogen to the hydrogen container, by storing the latest hydride or Organic chemical hydride method is used to carry the hydrogen station. Korea is currently 13 hydrogen stations in place and in operation, plans to install a further 43 places.