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1、榆林学院本科毕业设计（论文）分类号TQ522.1单位代码11395密级学号0906210201本科毕业论文题目捣固焦炉炼焦工艺设计作者院(系)化学与化工学院专业化学工程与工艺指导教师答辩日期2013年05月26日Ⅰ榆林学院本科毕业设计（论文）摘要捣固炼焦工艺能减少优质炼焦煤配入量，增加高挥发、弱黏结性煤的配比，有效降低生产成本，提高焦炭产量和质量，从而获得更好的经济效益。本设计参照河北钢铁集团九江线材有限公司成熟的炼焦工艺，进行年产110万吨冶金焦的捣固炼焦车间工艺设计。所采用配煤比为：气煤40%、1/3焦煤25%、肥煤10%、焦煤10%和瘦煤15%
2、。重点对焦炉进行物料衡算和热量衡算，得出干煤年耗量144.55万吨，主要产品年产量：焦炭110.16万吨、焦油5.48万吨、粗苯1.65万吨、氨0.33万吨、净煤气23.29万吨；并得出吨入炉煤耗煤气量140.34m3，热工效率76.12%。在炉型选择方面，本设计采用HXDK55—08F型捣固焦炉，炭化室高5.5m。计算得其有效容积40.27m3，孔数55×2，其技术特点为双联火道、焦炉煤气下喷、废气循环、复热式。同时，对焦炉的机械设备和附属设备进行简要介绍和选择，并对各主要工艺参数进行设定。最后，对所设计结果进行汇总，绘制出捣固炼焦工艺流程图。关键
3、词：炼焦，捣固焦炉，工艺设计ⅠThetechnologydesignoftampingcokingworkshopABSTRACTTampingcokingtechnologycanreducetheconsumptionofhigh-gradecokingcoal,increasetheconsumptionofhighvolatile,weaklycakingcoal,lowerthecostandimprovethequalityofcoke,toobtainbettereconomicbenefits.Thetopicofthistechno
4、logy-designisyearly1.10milliontonscokeswithtampingcokingtechnology.AndthedesignreferstothematurecokingtechnologyoftheHebeiIronandSteelGroupJiujiangWireCo.,Ltd.Thecoalblendingratiois:gascoal40%,1/3cokingcoal25%,fatcoal10%,cokingcoal10%andleancoal15%.Thematerialbalancecomputation
5、andenergybalancecomputationofcokeovenisthemaincontent.Asaresult,theannualconsumptionofdrycoalwas1.4455milliontons,theannualoutputofmainproducts:1.1016milliontonsofcokes,54.8kilotonsofcoaltar,16.5kilotonsofcrudebenzene,3.3kilotonsofammoniaand232.9kilotonsofcleangas.Tonsofcoalint
6、othecokeovenwillbeconsumecokeovengas140.34m3,andthethermalefficiencyis76.12%.Intheaspectoftheselectionofcokeovenmodel,thedesignusedtheHXDK55-08Ftampingcokeoven.Thecarbonizationchamberis5.5minheight.Accordingtotheannualoutput,thenumberofthecarbonizationchamberwasdeterminedas55×2
7、,anditsavailablecapacitywas40.27m3.Thetechniqueofthetwinflue,thecokegasspurts，andthewastegascirculationareappliedinthecokeoven.Inaddition,thedesignmadeabriefintroductionandselectionofthemechanicsandaccessoryequipment,andsetsomemaintechnologyparameters.Finally,thedesignwasmadeas
8、ummaryoftheresultsanddrewatampingcokingprocessflowdiag
