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J. Cent. South Univ. (2019) 26: 3213-3224 DOI: https://doi.org/10.1007/s11771-019-4247-8 Promotion of conversion activity of flue gas desulfurization gypsum into α-hemihydrate gypsum by calcination... of Springer Nature 2019 Abstract: The massive accumulation of flue gas desulfurization (FGD) gypsum produced in the wet limestone-gypsum flue gas desulfurization process not only encroaches on lands......
were conducted. The mechanism of flue gas desulfurization was also established. The results indicated that L/S was the prominent factor, followed by the inlet SO2 concentration and the temperature... catalytic oxidation were involved in the process, which accounted for 98.61%. Key words: Bayer red mud; flue gas desulfurization; wet catalytic oxidation; iron catalysis Cite this article as: TAO Lei......
Durability and microstructure analysis of the road base material prepared from red mud and flue gas desulfurization fly ashEmile Mukiza1,2,Ling-ling Zhang2,Xiao-ming Liu11. School of Metallurgical...="ChDivSummary">The present study aimed to investigate the durability and microstructure evolution of road base materials(RBM) prepared from red mud and flue gas desulfurization fly ash. The durability......
Influence of Thermally Treated Flue Gas Desulfurization(FGD) Gypsum on Performance of the Slag Powder ConcreteGUO Xiaolu1,2,SHI Huisheng1,21. Key Laboratory of Advanced Civil Engineering Materials of Ministry of Education,Tongji University摘 要:The feasibility of flue gas desulphurization(FGD) as concrete admixture was studied. A combined concrete......
烧结过程SO2脱除的研究党玉华1,王海风2,齐渊洪2(1.北京市钢研科技集团公司2.中国钢研科技集团有限公司,北京 100081)摘 要:研究了铁矿烧结过程中SO2的排放规律.研究结果表明:烧结过程中SO2的浓度受加热温度,加热时间,氧气浓度,焦粉粒度,混合料水分,碱度等因素影响.设计了烧结烟气脱硫综合方案,脱硫装置处理烟气中SO2浓度提高50%左右,SO2脱除率达到98%.关键词:烧结; 烟气脱硫; SO2脱除率......
Combustion behavior and influence mechanism of CO on iron ore sintering with flue gas recirculationFAN Xiao-hui(范晓慧), YU Zhi-yuan(余志元), GAN Min(甘敏), CHEN Xu-ling(陈许玲), JI Zhi-yun(季志云) (School of Minerals Processing and Bioengineering, Central South University, Changsha 410083, China)Abstract:The properties of circulating gas have a significant effect on sintering with flue gas recirculation......
Utilization of Thermally Treated Flue Gas Desulfurization (FGD) Gypsum and Class-C Fly Ash (CFA) to Prepare CFA-Based Geopolymer郭晓潞1,施惠生1,Warren A Dick21. Key Laboratory of Advanced Civil Engineering... of utilization of flue gas desulfurization (FGD) gypsum and Class-C fly ash (CFA) to prepare CFA-based geopolymer were studied. The results showed that geopolymer made from 90% CFA and 10% FGD gypsum (FGDG......
an influence on activation energy. Key words: CuO; SO2; sulfation; pore-blocking model; flue gas desulfurization  ... the emission of SOx from combustion of fossil fuels has increasingly been recognized as a problem[1-3]. Currently, flue gas desulfurization (FGD) is being carried out mainly using two basic FGD processes......
Fundamental study on iron ore sintering new process of flue gas recirculation together with using biochar as fuelGAN Min(甘敏), FAN Xiao-hui(范晓慧), JIANG Tao(姜涛), CHEN Xu-ling(陈许玲), YU Zhi-yuan(余志元..., which results in the decrease of yield and tumble index of sinter. Circulating flue gas to sintering bed as biochar replacing 40% coke, CO in flue gas can be reused so as to increase the thermal......
梅钢180m2烧结机烟气脱硫系统控制滕新蔚1(1.上海市上海宝钢工程技术有限公司环保事业部)摘 要:以上海梅山钢铁股份有限公司3#烧结机烟气脱硫工程为例,介绍了气喷旋冲湿式石灰石-石膏法烟气脱硫技术在大型烧结机烟气脱硫工程中的运用,阐述了烟气脱硫工程中各主要子系统--烟气系统,吸收塔系统,浆液制备系统和回收水系统的控制策略及关键控制点.重点描述了增压风机前导叶挡板开度,吸收塔液位,浆液pH值,温度,密度与脱硫效率和水平衡的相关性,以及相关的控制方法,并从控制系统的硬件配置,系统结构和控制流程等方面论述了大型烧结......