基于质量控制图的烧结过程决策支持系统设计与实现

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1、中南大学硕士学位论文基于质量控制图的烧结过程决策支持系统设计与实现姓名：刘政华申请学位级别：硕士专业：控制科学与工程指导教师：吴敏20090603ABSTRACTSinteristhemainrawmaterialforblastfurnace，andthequalityofsinterwilldirectlyaffectstheproduction，qualityandpowerconsumptionofblastfurnaceiron．making．Butinrealproduction，becauseofthesinteringproces

2、swhichiSinfluencedbynumerousfactors，iScomplex，makingtheanalysisofqualitybecomedifficult．SothedecisionsupportsystemofsinteringprocessiSestablishedinthisP印ertoanalyzethesinterquality．Significantresultsofthepaperinclude：(1)Combinedwithsinteringtechnicalmechanism，thispaperfullyan

3、alyzedsinterqualityassociatedwithrawmaterialandprocessparameters，abasicthoughtwasproposedwhichusedcontrolchartanalysisascenter,andthroughdataanalyzingandminingmethodtoanalyzethecoursesofqualityexception，designedthegeneralstructureofdecisionsupportsystem．(2)Describedthedesigno

4、fsinteringprocessqualitycontrolcharts，andusedAnderson．Darlingmethodtoverifythenormalityofthesinteringdatadistribution，then，selectedthealarmrulesofcontrolchart，andanalyzedtheirmathematicalsignificance。Atlast，thecalculationmethodofcontrolchart’Sparameterandmappingprocesseswereg

5、iven·(3)Qualitycontrolchartwasusedtoanalyzethequalitydata，thiscangettheexceptioninformationexitedinthequalitydata．Aimedattheexceptioninfolrmation，first，usedprincipalcomponentanalysisandgreyrelevantanalysismethodstoanalyzethesinterprocessdata，ascertainedthekeyparameter,then，ac

6、ontrolchartexceptiondiagnosismethodbasedongreyrelevantanalysiswasproposedtoanalyzethecausesofthequalityfluctuated．(4)AppliedASP．NETtocompletethesystemdevelopment·Three．tierB／Sdistributedsystemarchitecturewasusedthesystem，anddistributedthroughtheWebserver．Userscanlogonthesyste

7、mremotely,realizethemanagementoftheproduction．Androle—basedpermissionsframeworkcouldachievethemanagementofusersandsystemmodules，ensuretherightaccessandsecurityofthesystem．Thesystemhasbeenappliedinthesinteringprocessoflargeiron’steelenterprise．Therunningresultverifiesthesystem

8、accordwithindustrialfacts．Thesystem，whichissteady．goingandreliable，c