石油焦高温煅烧技术的探讨和实践

收稿日期:2009-09-15朱世发1,许建华1,罗英涛2,陈开斌2,郭瑞敏2(1.中国铝业股份有限公司连城分公司,甘肃兰州730335;2.中国铝业股份有限公司郑州研究院,河南上街451000):探讨了煅烧温度对煅后焦质量的影响,依据不同煅烧窑炉的状况,通过以生焦挥发份调配为主微量元素调配为辅的原料耦合技术,对窑况各项参数实时调控,使煅烧温度达到1300以上,并保持温度波动范围不超过20,实现了石油焦的高温煅烧,使煅后焦的真密度达到2.05g/cm3以上并保持稳定,为提高阳极质量创造了条件:铝电解;炭阳极;石油焦;煅烧;温度:TF806:B:10021752(2010)03335DiscussionandpracticesofpetroleumcokehightemperaturecalcinationtechnologyZHUShi-fa1,XUJian-hua1,LUOYing-tao2,CHENKai-bin2andGUORui-min2(1.LianchengBranch,Chalco,Lanzhou730335,China;2.ZhengzhouResearchInstitute,Chalco,Shangjie451000,China)Abstract:Thepaperdiscussestheinfluenceofcalcinationtemperatureonthequalityofcalcinedcoke.Accordingtothestatusofkiln,realtimeadjustmentofparametersweremadewiththecouplingtechnologyofgreencoke!svolatilewithminorelementstoreachcalcinationtemperatureover1300,whichmayonlyvarywithin20.Itgetsover2.05g/cm3,therealdensityofcalcinedcokeandkeepsitsteady.Keywords:aluminiumelectrolysis;carbonanode;petroleumcoke;calcination;temperature,,∀1~2#,,∀3#,,,1煅烧温度对煅后焦质量的影响1.1∀4#500~700,800,1300,0.5%,,,,,,,111.22,,1000,3320103,,,,1100,1100,,,Lc3Lc23Lc1.34,3:(1)500~800,;(2)800~1000,,,;(3)1000~1300,,,,,,,42生石油焦的质量耦合技术,,,,,,,,,,,,2.1,:,,,,,,,12∀4#1%%4.10.147.947.70.21004.452.99.831.41.510034,,,,:201032%%65.73.623.86.910033.53.447.99.65.610012,,,,,:1#2.1m∃36m2#2.1m∃36m3#2.84m∃55m4#24,,,:1#2#:11%~13%;3#:10%~12%;4#:8%~10%1#2#,,,,,,,8%~10%3,%,%1#9.8511.252#9.8911.683#9.2910.824#8.318.8841#,g.cm-32.032.042.052.062.072.082.092.1,3441861013,%18.4822.2846.745.437.072.056,g.cm-32.032.042.052.062.072.082.092.1,2633852313,%14.4418.3347.2212.787.222.0592#,g.cm-32.032.042.052.062.072.082.092.1,3328851815,%18.4415.6447.4910.068.382.057,g.cm-32.032.042.052.062.072.082.092.1,2623902122,%14.2912.6449.4511.5412.092.0593#,g.cm-32.032.042.052.062.072.082.092.1,21325803233,%1.087.0313.5143.2417.3017.842.06,g.cm-32.032.042.052.062.072.082.092.1,11233882520,%0.566.7018.4449.1613.9711.172.0624#,g.cm-32.032.042.052.062.072.082.092.1,59684753,%2.754.9537.3625.8229.122.068,g.cm-32.032.042.052.062.072.082.092.1,18313393144,%0.544.3516.8517.9350.547.612.172.0754,,,,35201032.2,NaFeCaMgVNiTi,SiS,∀5#,;,,,,,,,S,CO2;,V,;CaNa,CO2,,,563提高煅烧温度的调控技术3.1,,1#2#,20051250~12801320~13403#,,,20051250~12801300~1320,3#,,3.2,,,,,51#2#1300%501320~13403#1200~13001300~13203.31#2#,36m,,1320~1340,4.5t/h~5t/h,20Pa~40Pa,,3#,55m,,,()1300~1320,12t/h~13t/h,2.2r/min~2.6r/min,1800r/min~2200r/min(2106m3/h~2574m3/h),1400r/min~1800r/min(1638m3/h~2106m3/h)r/min,()20Pa~30Pa,,,,,,,36,,,,:20103,63#4高温煅烧的效果,,,7820082005,2.05g/cm32.07g/cm3,494m461m,785结语(1),,,2.05g/cm3,(2),,1300(3),,,(4),(5),,1300,20(6),,:∀1#,,,.∀J#.,2005.4.∀2#,,,.CO2∀J#.(),2009.2.∀3#,,,.∀J#.,1990.1.∀4#,,.∀M#.:,2006.∀5#,.∀J#.,2004.6.()2000年度2005年度~2009年度&轻金属∋杂志合订本,分别收录了当年刊载的轻金属业界的新技术新工艺及先进的生产管理方面的论文数百篇主要内容包括轻金属矿山氧化铝电解铝镁硅钛碳素轻合金及加工轻金属设备控制还刊载了大量的国际国内轻金属行业的技术信息每年度合订本工本费20000元/套,需要订阅的单位或个人请直接与&轻金属∋编辑部联系:[phone]:辽宁省沈阳市和平北大街184号:1100013720103