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ID:36563860
大小:2.75 MB
页数:75页
时间:2019-05-12
《钢铁企业订单接受问题研究》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、东北大学硕士学位论文钢铁企业订单接受问题研究姓名:张博申请学位级别:硕士专业:系统工程指导教师:唐立新20050201东北大学硕士学位论文ABSTRACTAbstractThefastdevelopmentofindustrialization,urbanizationandsocialconsumptionbringsthehi曲requirementsaboutrealestate,auto,mechanism,communicationandinfrastructure,themaineharacterofwhichisthecontinuousandinc
2、reasingdemandofthewholesocietyformetalsindustry,oneoftherawmaterialsindustries.Mostoftheincreaseofdemandliesinthesteelsheetswithllightechnologyandattachedvalues.Suchsituationresultsinthefollowingtwoconsequences:onthefirsthand,becauseofunder-developedtechnologyandequipment,agreatmanyme
3、diumandsmallscaleironandsteelenterpriseshaven’tenoughproductionorder,deficityearafteryear,bankruptfinally;ontheotherhand,fewmediumandlargescaleironandsteelenterprisesconfrontthesituationof“demandexceedssupply”becauseofexcessiveorders,TakingShanghaiBaoshanIronandSteelStockLimitedCompan
4、yastheresearchbackground,thispaperaddressestheproblemofhowtoselectappropriateordersfromnt.1merousonestoobrainmaximaleconomicbenefitsin/ronandsteelplantunderthepremiseofdemandexceedssupply,thatis,orderacceptanceproblem.Theauthorproposesapertinentsolvingmethod,exploresthepossibilityofit
5、spracticalapplication,developsaheuristicalgorithmanddesignsahuman-computerinteractivesimulationsystemforit.First,thepaperconstructsthemathematicalmodelsoforderacceptanceinironandsteelplant,whichfullyconsiderthecharactersofironandsteelenterprisesandthesellconceptof“determiningproductio
6、nbysell”.Theobjectiveisthemaximumeconomicbenefitsoftheplant.Thenthesimulationsystemforsteelsheetsorderacceptanceinironandsteelplantisdeveloped,aimingatprovidingsimulationdataformodelsolvingandfinalprototypesystem.Theheuristicalgorithmisconstructedbecauseofcomplexityofthemathematicalmo
7、dels.Thealgorithmalsoconsiderstheincomevalue,theduedate,theorderingquantity,theproductskind,user’spriorityandoperation’Spriority.Theordersaredistributedaccordingtoascendingsortoftheirsyntheticalweights.whicharecalculatedbylinearweightedsynthesismethod.111efinalschemeoforderacceptancei
8、sform
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