• Title/Summary/Keyword: 철강산업

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The Effect of the Carbon Tax on Steel Industry using System Dynamics (시스템 다이나믹스를 이용한 탄소세 부과가 철강 산업에 미치는 효과 분석)

  • Jeong, Seok-Jae;Kim, Gyeong-Seop;Park, Jin-Won
    • Proceedings of the Korean Operations and Management Science Society Conference
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    • 2005.05a
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    • pp.1026-1032
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    • 2005
  • 지구온난화 문제의 대표적 원인 물질인 이산화탄소의 배출을 억제 하기 위해 사용할 수 있는 수단 중 하나가 탄소세이다. 탄소세가 부과되면 에너지 집약 산업인 철강 산업에 커다란 영향이 있을 것이 분명하다. 따라서 본 연구는 탄소세 부과로 인한 파급 효과를 시스템 다이내믹스(System Dynamics) 방법에 의한 시뮬레이션 모델을 이용하여 분석하고자 한다. 탄소세 부과 금액, 부과 방법, 신기술 도입을 고려한 시나리오를 설정하여 이에 따른 결과를 분석한다. 또한 에너지 가격 상승률이 다양한 폭으로 변화하였을 때 철강 산업에 미치는 영향에 대해서도 분석한다.

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Cluster policies, cluster evolution, and the transformation of old industrial regions (산업집적지의 구조변화와 클러스터 발전방향)

  • Sadler, David
    • Journal of the Korean Academic Society of Industrial Cluster
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    • v.2 no.1
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    • pp.1-13
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    • 2008
  • Despite growing recognition of the significance of industrial clusters to regional economic success, there has been only limited attention paid to the effectiveness of cluster policies in old industrial regions. Many of these regions still retain functioning industrial clusters, or have clusters which are adopting new strategies as part of a process of regeneration. This paper argues that the effectiveness of cluster policies in old industrial regions depends upon the extent to which they recognise the evolutionary nature of industrial clusters. It reviews the literature on the transformation of old industrial regions in Europe, and examines how cluster policies have risen to prominence as a policy tool. These strands ate brought together in an exploration of cluster policies in old industrial regions. A brief case study is presented of the evolution of the steel industry supply chain in north east England. The conclusions focus upon the data requirements that form a starting point for informed policy intervention into presses of cluster evolution.

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A Study on the Model for Iron and Steel Technology Assessment Considering Cost Minimization and Environmental Effects : An Application of MARKAL Model (비용최소화와 환경영향을 고려한 철강기술 평가에 관한 연구 : MARKAL 모형의 응용)

  • 김종욱;홍종철;이장우;신희성;손재익;최기련
    • Journal of Energy Engineering
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    • v.6 no.2
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    • pp.188-197
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    • 1997
  • MARKAL model was applied for assessment of iron and steel technology for the year of 2032 considering cost and environmental effects based on 1992. Technology, energy and material flows were analyzed in iron and steel sector. Reference iron and steel system was designed according to this analysis. Six scenarios were developed considering cost and environmental limitations such as CO$_2$emission control and SOx reduction cost. Competitiveness of technologies in iron and steel sector was assessed under different environmental limitations with cost minimization. Through this study, it was confirmed that MARKAL model can be applied to technology assessment in the field of iron and steel industry.

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Treatment of Hydrochloric Acid Gas from the Acid Regeneration System of Iron and Steel Industry with Micro-bubble System (마이크로버블 장치를 이용한 철강산업의 산회수설비 발생 염화수소 가스 처리)

  • Jae-Ouk Jung;Kwang-Heon Lee;Yong-Jun Jung
    • Journal of Wetlands Research
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    • v.25 no.4
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    • pp.291-296
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    • 2023
  • DIWS system was employed to treat hydrochloric acid gas from cold rolling mill process of iron and steel industry. Chlorine gas generated from the acid regeneration system was combined with hydrogen gas and hydrogen chloride gas was increased to 50%. After the injection of Na2S2O3 to remove chlorine gas, the removal of hydrogen chloride was stably kept 87.5~88.8%, where the inflow was 13.1~13.4ppm and the outflow was 1.5~1.7ppm. DIWS system can be recommended for the real iron and steel plant because it was stably maintained not only the air emission standards but also the reduction of chemical usage.

자동차용 고강도 강판 기술개발 동향

  • O, Chang-Seok;Kim, Seong-Jun
    • 기계와재료
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    • v.22 no.2
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    • pp.32-47
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    • 2010
  • 온실가스 배출 규제로 대표되는 환경문제가 시급한 경제 사회적 현안이 됨에 따라 자동차 차체경량화에 인한 연료소모 및 배기가스 감소를 통하여 각종 환경규제에 대응하고 환경친화형 산업으로 형성되는 새로운 시장을 선점하려는 노력이 전세계적으로 치열하게 경주되고 있다. 자동차 중량의 대부분을 점유하고 있는 철강소재의 경량화는 차체 경량화의 척도로 평가되어 왔으며, 미래형 자동차의 출현에 대응하기 위한 철강산업계의 노력도 치열하게 경주되고 있다. 고부가가치 강판의 최대 수요처인 자동차 산업의 동향과 이에 관련한 최근의 자동차용 강판의 연구개발 현황 및 차세대 고강도 강판의 연구개발 동향에 대해 소개한다.

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