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《Environmental Pollution & Control》 2013-03
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Control technologies and policies of iron and steel industry

DUAN Jingchun 1,CHAI Fahe1,TAN Jihua2,XUE Zhigang1.(1.State Key Laboratory of Environmental Criteria and Risk Assessment,Chinese Research Academy of Environmental Sciences,Beijing 100012;2.Key Laboratory of Computational Geodynamics,University of Chinese Academy of Sciences,Beijing 100049)  
According to the first national census data of pollution sources in 2007,NOX emission from iron and steel industry has reached 817.4 kiloton,account for 4.55% of national NOX emission.Iron and steel industry is the fourth largest NOX emission source in China,behind only the power station,motor vehicle and cement industry.The generation mechanism,emission point,emission characteristic and control technologies of NOX from iron and steel industry are reviewed and discussed.NOX from iron and steel industry is mostly thermo-NOX;sinter plant,coke oven,blast furnace,steel making and reheat furnace are the main NOX sources.Control technologies of iron and steel industry developed overseas and applied in China are collected and summarized.The comprehensive NOX control measures and suggestions were put forward based on the summarization of the air pollution control experiences in iron and steel industry.
【Fund】: 环保公益性行业科研专项(No.201209001、No.201209005);; 中央级公益性科研院所基本科研业务专项(No.2007KYYW07)
【CateGory Index】: X757
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