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ID:31989782
大小:3.06 MB
页数:56页
时间:2019-01-30
《矿用救生舱内部环境仿真-分析与试验-研究》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、西安理工大学工程硕士学位论文本论文的研究来源于山东福生矿安科技有限公司“可移动式救生舱舱体强度分析及结构优化”校企合作项目,其中救生舱综合性能防护试验部分在合作企业完成。IIAbstractTitle:SIMULATIONANALYSISANDTESTSTUDYONTHEINTERNALENVIRONMENTOFMINEREFUGECHAMBERMajor:MechanicalEngineeringName:WANGBenSignature:Supervisor:AssociateProf.YUANQilongSignature:AbstractMinerefuge
2、chamberisonekindofcriticalequipmenttosolveemergencyresuceofmajordisasterinminingenterprises.Itcanprovideasecurelife-supportspaceforthesurvivorsduringthemineaccident,prolongsthesurvivaltimeoftherefugestaffwaitingforrescue,andhelpsminimizethecasualtiesandlossesduringthecoalminesafetyacci
3、dent.Thelifesupportingcompartmentofminerefugechamberisthemainactivitiesoftherefugestaff,Thecoolinganddehumidificationoftheenvironmentinthechambermainlyrelysonice-meltingrefrigerationprocessofthecoldstoragefreezer.ThethesistakesaKJYY-96/12refugechamberastheresearchobject,theinternalenvi
4、ronmentisanalysedbyusingnumericalsimulationandtestresearch,hassomeimportanttheoreticalsignificanceandengineeringreferencevalues.Basedonthebasictheoryofheattransfer,thecalculationmethodofmultilayerflatwallandcylindricalwallheattransferisintroduced,thecontrolequationsandsolvingprocessofc
5、omputationalfluiddynamicsareexplained.Itprovidestheoreticalsupportforthetheoreticalcalculationandsimulationanalysis.Thewallheattransferofthelifesupportingcompartmentisanalyzedbytheoreticalcalculationandnumericalsimulation,thetemperaturedistributionalongthewallthicknessdirectionisobtain
6、ed.TheflowfieldanalysismodelinthelifesupportingcompartmentisestablishedbythepreprocessorsoftwareGAMBIT.ThentheairflowinthelifesupportingcompartmentissimulatedbyfluidcalculationsoftwareFLUENT,andtheflowspeedsandtemperaturedistributioninthechamberareobtained.Theflowofhotairthroughthevent
7、ilationtubeinthecoldstoragefreezerissimulatedbyfluidcalculationsoftwareFLUENT,thechangesoftemperature,pressure,speedofhotairalongthedirectionoftheventilationpipeareacquired.Theice-meltingprocessofcoldstoragefreezerissimulatedbythesoftwareANSYS,andtheice-meltingtemperaturedistribution
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