矿用救生舱内部环境仿真-分析与试验-研究

《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