煤粉改性剂在邯钢配煤炼焦过程中的试验研究

煤粉改性剂在邯钢配煤炼焦过程中的试验研究--TheExperimentalResearchonUsingPowderCoal’sModifiedAgentattheProcessofcokingcoalblendinginHansteelGroup汇报人：黄世平Speechmaker:ShipingHuang单位：河北钢铁集团邯钢分公司焦化厂技术科Corporation:TechnologySectionofCokingPlant,HanSteel,HebeisteelCo.,LTD.2011年10月28日Oct.28,year2011第一作者简介BriefIntroductionofFirstAuthor姓名：黄世平Name:ShipingHuang职称：工程师Thetitleofatechnicalorprofessionalpost:engineer单位：河北钢铁集团邯钢分公司焦化厂技术科Corporation:TechnologySectionofCokingPlant,HanSteel,HebeisteelCo.,LTD.学校及学位：大连理工大学化工学院硕士学位Universityanddegree:DalianUniversityofTechnology,MasterofEngineering所学专业：化学工艺煤化工专业Specialty:ChemicaltechnicsofCoalchemical作者简介实验方案确定Experimentalprojectconfirmed论文由来OriginofthePaper一实验装置介绍Introductionofexperimentalequipment二实验煤种分析Experimentalcoalkindsanalysis3四配合煤化验结果与分析Coordinatecoalsassayresultsandanalysis三3五实验焦炭结果分析Theassayresultsofexperimentalcoke3六经济效益概算3七论文总结3八主要汇报内容GeneralCondensedSummary降本增效是企业生存和发展的最为重要的长期奋斗目标。2009年我国焦炭产量已经超过3亿吨，年消耗各种炼焦煤量约4亿吨。炼焦所用煤种主要是强粘结性的烟煤，目前强粘结性煤炭资源的需求日益紧张，炼焦用煤的价格也在年年攀升，焦化企业已经陷入了不断增加的成本困境和采购难的困境，降低炼焦成本、缓解煤炭资源紧张的矛盾已经成为焦化企业迫切需要解决的问题。Energy⁃savingandcost⁃reducingisthemostimportantaimofsurvivalanddevelopmentforcorporations.Intheyearof1999,theoutputofcokeinChinawasmorethan300millionton,and400milliontonofcokingcoalswasconsumed.Weallknowthatcokingcoalsaremostofsoftcoalswhichhavestrongcakingproperty.Therequirementofstrongcakingpropertycoalsismoreandmoreintensityanditspriceishigherandhigher.Cokingplantsisalreadymoreandmoredifficulttostockcokingcoalsandtodecreasecost.Weshouldtryhardtosettletheseproblems.1.1、论文背景1.1.Thebackgroundofthepaper一、论文由来1.OriginofthePaper为了降本增效和节约优质炼焦煤，邯钢焦化厂从煤资源合理配煤炼焦入手，一直致力于开展一系列的新型配煤炼焦方法的研究，达到降低焦炭成本。在这期间，进行了煤粉改性剂配煤炼焦的小焦炉试验研究，达到了减少优质炼焦煤配入量的目标。Forenergy⁃savingandcost⁃reducingandsavinghighqualitycokingcoal,Hansteelcokingplantbeginwithrationalcokingandblendingcoal,andtakeupwithresearchingaseriesofnewcokingcoalblendingmethods,toachievereducingcokingcost.Inthisperiod,Hansteelcokingplantputupwiththeexperimentalresearchaboutusingpowdercoal’smodifiedagenttoblendcokingcoalsinthesmallcoke-oven,andobtainedtheaimtoreducehighqualitycokingcoal.1.2、实验目的1.2.Theaimofthisexperiment煤粉改性剂是一种新型炼焦催化产品，为白色乳液状液体，主要由钒、镧、铁等催化元素制成的络合物。该络合物性质比较稳定，常温常压下长时间不变质，使用前只需稍微摇晃即可，可以在焦化厂备煤车间装备简单设备很方便的添加到炼焦配合煤中应用。Powdercoal’smodifiedagentisonekindofnewcokingcatalyzer,whichismilkinessliquidandaflocculewhichcontainscokingcatalyzerelementaryofvanadium,lanthanumandiron.Itsqualityissteadyanditwillnotbedegenerativeforalongtimeinnormalenvironment.Wejustdoonethingtoswagpowdercoal’smodifiedagentforashorttimewhenweuseitblendingwithcokingcoals.Coalpreparationworkshopinacokingplantneedtobeequippedsimpleapparatustousepowdercoal’smodifiedagenttobeblendedwithcokingcoals.1.3、煤粉改性剂简介1.3.Introductionofpowdercoal’smodifiedagent在焦炉中，煤粉改性剂可以催化煤粉裂解，使煤的热分解特征发生变化，热解产物增加，热解温度区间增宽，胶质体生长时间延长，从而有利于改善配合煤的结焦性能，使焦炭的冷、热强度提高。在保证焦炭质量的前提下，添加极少量的煤粉改性剂，不但能达到降低优质炼焦煤，增加弱粘结性煤的配入量的目的，降低配煤炼焦成本的目标，而且将缓解河北钢铁集团甚至河北省优质炼焦煤使用危机，适应国家能源利用可持续发展的要求。Inthecoke-oven,powdercoal’smodifiedagentcancatalyzecokingcoalpyrolysis,andchangethecharacterofcokingcoalpyrolysis,andincreasepyrolysisproductions,andbroadenpyrolysistemperaturesection,andextendplasticdevelopingtime.Itisalsogoodforimprovingcokingpropertiesofcoordinatecoalandmakescoldandhotintensityincreased.Attheeffectoflittlequantityofpowdercoal’smodifiedagent,itcannotonlydecreasethequantityofgoodcokingcoalsandreducethecostofcokingcoalblending,butalsorelaxthepressureofstockgoodcokingcoalsforHebeisteelCo.,LTDandHebeiProvince.ItisfitforthesustainabledevelopmentofenergysourcesusingrequireinChina.1.4、论文意义1.4.Significanceofthepaper实验方案确定Experimentalprojectconfirmed论文由来OriginofthePaper一实验装置介绍Introductionofexperimentalequipment二实验煤种分析Experimentalcoalkindsanalysis3四配合煤化验结果与分析Coordinatecoalsassayresultsandanalysis三3五实验焦炭结果分析Theassayresultsofexperimentalcoke3六经济效益概算3七论文总结3八主要汇报内容GeneralCondensedSummary二、实验装置介绍2.Introductionofexperimentalequipment图40kg级小焦炉Map:The40kgSmallCoke-oven实验方案确定Experimentalprojectconfirmed论文由来OriginofthePaper一实验装置介绍Introductionofexperimentalequipment二实验煤种分析Experimentalcoalkindsanalysis3四配合煤化验结果与分析Coordinatecoalsassayresultsandanalysis三3五实验焦炭结果分析Theassayresultsofexperimentalcoke3六经济效益概算3七论文总结3八主要汇报内容GeneralCondensedSummary三、实验煤种分析3.Experimentalcoalkindsanalysis试验煤种都是邯钢目前用于配煤炼焦的煤种，一共8种，它们是1/3焦煤、肥煤1号、肥煤2号、焦煤1号、焦煤2号、焦煤3号、焦煤4号、瘦煤。所有煤样从煤场取来，将试验煤种分别进行破碎、筛分、测量水分、装入硫铵袋中并封好口，防止水分流失和氧化变质，并进行各种煤的指标化验。AllofeightkindexperimentalcoalswerethecokingcoalsusedinHansteelcokingplant.Theywereonekindof1/3cokingcoal,fatcoalⅠ,fatcoalⅡ,cokingcoalⅠ,cokingcoalⅡ,cokingcoalⅢ,cokingcoalⅣ,andonekindofleancoal.Allkindofexperimentalcoalsfetchedfromcoalfield.Afterbreaked,filtrated,measuredmoisture,encasedinammoniumsulfatebagsandairproofed,allexperimentalcoalsdidassay.3.1、煤种选择3.1.Experimentalcoalchoice3.2、实验煤种指标化验3.2.experimentalcoalsassay表1煤种化验结果Tab.1Theassayresultofexperimentalcoals煤样coal工业分析Industrialanalyse胶质层指数plasticlayerindex粘结指数bondindex煤种分类Ag%Vr%SQ%WQ%Y/XGKZ1/3焦煤9.0936.430.596.4318.5/30.2（之山形）87SZ肥煤1号9.7326.741.357.4319.2/14.2（之山形）92Z