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ID:36429045
大小:6.60 MB
页数:156页
时间:2019-05-10
《车间生产调度性能评价理论及其应用》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、武汉理工大学博士学位论文车间生产调度性能评价理论及其应用姓名:吴波申请学位级别:博士专业:机械制造及其自动化指导教师:江征风20080501ABSTRACTTheissueofautomobilesparemanufacturingenterpriseworkshopproductionschedulingprobleminvolvesinhowtoallocateresourceandrealizeworkshopproductionschedulingoptimizationinworkshoppro
2、ductionworkprocess.Fromthepointofviewofmathematicmodel,onthebasisofsatisfyingmanufacturesystemperformanceindex,availablemanufactureresourcessetisdistributedtoworkshopproductionprocesstasksetaccordingtOtimeconstraint.Itbehavesasobjectivefunctionisoptimized
3、undermanufacturingconstraint.itiSabroadsenseconstrainedoptimizationproblem,namely,undersatisfyingacertaintyproductionspecificationsandworkshopmanufactureresourceconstraint,ascertainwroughtpartialprocessingsequence,processpath,thetimeofprocessbeginningandf
4、inishing.Owingtothecomplexityofworkshopmanufacturingsystem,therandomnessofmanufacturingenvironmentinfluencingfactOr,theobjectivediversityofproductionprocessandworkshopproductionscheduling,itresultedinthecomplexityanddifficultyofworkshopproductionschedulin
5、gproblem.Basedonconsideringthedynamic,multipleobjectiveandcomplexityofworkshopschedulingproblem,allkindsofeffectfactorswhichinfluenceworkshopproductionschedulingarediscussed,andworkshopproductionschedulingperformanceevaluationtheoryandapplicationisstudied
6、penetratinglyinthepaper.Firstofall,automobilesparemanufacturingenterpriseworkshopproductionstyle,modeofproductionandproductionflow,workshopproductionschedulingandenterprisemanagementsystematicrelations,systemfunctionmodelofworkshopproductionschedulingared
7、iscussed.Workshopmanufacturingsystemusuallyactslikediscreteproductionmode,hasthecharacterofmulti-resource,multipleproductmiddleorsmallbatch.andcombination、vitllMTO(Maketoorder)andMTS(MaketOstore)mixedmodeforautomobilesparemanufacturingprocess.Thesystemfun
8、ctionmodelofworkshopproductionschedulingismadeupofproductioneventconcourse,reflectsthefunctionallogicrelationshipbetweenworkshopmanufactureresourcesandworkshopproductionprocessassignments.Secondly,fromthebeginningof
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