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烟气污染物治理是钢铁行业一直以来面临的难题,经过“十三五”阶段的技术发展,现有烟气净化工艺已能够满足超低排放标准。但随着“十四五”的到来,以及“双碳目标”的提出,钢铁行业烟气污染物治理将面临标准更严、范围更广以及碳排放更低等一系列挑战。结合钢铁行业烟气污染物净化存在的问题,介绍了烟气净化催化剂的研究现状及改进方向,对如何提高烟气脱硝催化剂的低温活性、抗毒性、寿命以及成本等方面进行了总结与展望。在烟气污染物深度、低碳治理方面提出应加强非常规污染物(CO、二噁英、VOCs等有机污染物)治理与多污染物协同治理路线,并对催化剂研发方向提出建议。 相似文献
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介绍了循环流化床干法脱硫及多组分污染物协同净化工艺(简称LJS-FGD)的原理及技术特点,并对链箅机回转窑烟气特点、凌钢200万t链箅机回转窑烟气采用LJS-FGD法进行脱硫效果予以阐述。 相似文献
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烧结烟气污染物排放限值日益严格,继火电行业的"超低排放",烧结行业烟气污染物"超低排放"有望实施。本文对现有烟气净化技术进行了论述,并前瞻性的针对有望实现"超低排放"的烟气净化技术,如源头氮氧化物(NO_x)控制技术、选择性催化还原(SCR)脱硝技术、活性炭多污染物协同高效净化技术等进行了其各自优缺点的分析,并对各技术的适用性提出了一些建议。 相似文献
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随着中国钢铁行业超低排放的不断深入,钢铁行业的深度治理迫在眉睫。在对几种传统的多污染物控制技术进行综述的基础上,对“基于镁法的多污染物协同去除技术”、“烟气多污染物集并吸附脱除技术”、“多污染物中低温协同催化净化技术”以及“烧结烟气循环技术”四种新型钢铁行业超低排放技术进行了总结,同时阐述了钢铁行业超低排放的必要性、难点以及推动超低排放的合理化建议,并对下一步深化钢铁行业超低排放进行展望(源头治理)。有利于推动和促进钢铁行业多工序多污染物协同控制和治理。 相似文献
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正With the signing of"Letter of intention for Propelling Integration of Shandong Rare Earth Enterprises"between Shandong Province Commission Of Economy and Informatization,China IronSteel Research Institute Group("China Steel Institute"),and China Rare MetalsRare Earth Co.,Ltd("China Rare Earth"),the"Shandong Rare Earth Group"jointly set up by the 3 units thus broke surface.On August 9,reporters of the China Economic Herald learned from Shandong Province 相似文献
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正In the face of the current situation of the lost WTO dispute on rare earth,and cancellation of export tariff for partial rare earth products,efforts of regulation and integration on rare earth by the state government will again be tightened.Reporters of the Economic Information Daily recently learned from authoritative sources that relevant ministries are 相似文献
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正Last month,Chinalco signed framework agreement for strategic cooperation with Harbin Municipal Government in Harbin Xiong Weiping,Chairman of Chinalco,said that based on the strategic deployment to build world top-class mining company with the highest growth potential,Chinalco was now concentrating all efforts on making strategic transition and structural adjustment,strategic cooperation with the local governments where 相似文献
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《China Nonferrous Metals Monthly》2014,(12)
<正>According to the latest info from Jiangxi Province State-owned Assets Supervision and Administration Commission,Jiangxi Copper Corporation was approved to become the first pilot enterprise for deepening reform.Contents of the pilot work is"Three Self"(self expansion,self decision-making,self 相似文献
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