Experimental Investigation for Co-Combustion Characteristics of Semi-Coke and Bituminous Coal in a 3 MWth Tangential Combustion Facility

查看全文 作　　者：GUAN [1,2]Jingyu;YU [2]Qiang;SUN [1]Rui;SHEN [2]Tao;WANG [2]Minghao;YAN [2]Yanfei;SONG [2]Xin

机构地区：[1]School of Energy Science and Engineering,Harbin Institute of Technology,Harbin 150001,China;[2]State Key Laboratory of Efficient and Clean Coal-Fired Utility Boilers,Harbin Boiler Company Limited,Harbin 150046,China

出　　处：《Journal of Thermal Science》索引2020年第29卷第6期,共8页

基　　金：funded by National Key Research and Development Program of China(Grant No.2017YFB0602002,and Grant No.2016YFC0203700)。 摘　　要：An experimental investigation was conducted in a 3 MW pilot-scale tangential combustion facility to explore the co-combustion characteristics of bituminous coal mixed with semi-coke.The thermal gravimetric analyzer(TGA)was used to obtained fuel thermal analysis.The results presented effects of semi-coke blending ratio(BR)on average furnace temperature,ignition temperature,NO emission and combustion efficiency.The excess air coefficient in main combustion sections and outlet were fixed at 0.85 and 1.2 while BR increased from 0%to 50 wt.%.The temperature profiles of combustion decreases along the height of furnace while average furnace temperature fluctuates slightly with an increasing BR.The concentration of NO has an increasing tendency with the increasing of BR.The ignition temperature obtained from TGA measurement agreed well with experiment result.In addition,combustion efficiency was not sensitive to BR and decreased slightly with the increasing BR. 关键词：tangential combustion SEMI-COKE blending ratio combustion characteristics experimental investigation

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Experimental Investigation for Co-Combustion Characteristics of Semi-Coke and Bituminous Coal in a 3 MWth Tangential Combustion Facility

参考文献(27)

引证文献(2)

耦合文献(62)

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