密閉式冷卻塔冷卻過程的計算機仿真及參數(shù)優(yōu)化研究.pdf

1、Y963854論文題目：密閉式冷卻塔冷卻過程的計算機仿真及參數(shù)優(yōu)化研究SUBJECT：StudyonComputationalSimulationCooingProcessandParametersOptimizationClosedTypeCoolingTower研究生姓名：劉晶of●ln指導(dǎo)教師姓名：進塞國單位：撾魁型堂皇王程堂睦論文提交日期：2QQ。6。l答辯日期：2QQ：2：!學(xué)位授予日期論文評閱人授予單位：單位：單位：鞍山科技

2、大學(xué)碩士論文AbstractAbstractTheclosedtypecoolingtowerisahighlyeffectiveandenergysavingcoolingequipment，whichcombineswater—coolingandair—coolingaswellasheatandmasstransferItbecomesanessentialandappropriatechoiceinthesituationth

3、atcoolingfluidisnotexposeddirectlyintheextemalenvironmentorintheseriousairpollutionplace，soitisusedmoreandmorewidelyintheindustryandtheairconditioningsystemThepurposeofthisthesisistostudytheheattransfertheoryofcoolingpro

4、cessandparametersoptimizationinclosedtypecoolingtowerbytheoreticalandcomputersimulationmethodssoastopromotethisequipmenttogetfurtherapplicationFirst，accordingtothetheoriesofheatandmasstransfer，thedifferentialequationgrou

5、pofheatandmasstransferprocessarebuiltinthetubebundleofaclosedtypecoolingtowerBasedontheassumptionofonedimension，theanalyticresultsofcoolingwatertemperatureinthetubebundle，thespraywatertemperatureandtheairenthalpyvaluealo

6、ngtheheightoftubebundleareobtained，thechangerelationsofcoolingandspraywateroutlettemperaturealongwithcoolingwaterinlettemperatureandairinletenthalpyvaluearealsoestablishedAccordingtotheanalyticexpressions，thecorrespondin

7、gsimulationprogramismadeAftertwoclosedtypecoolingtowersinthesouthbranchfoundryfactoryofAnshanIronandSteelCompanymechanicalcorporationaretakenastheexample，thecurvesofcoolingwatertemperature，spraywatertemperatureandairenth

8、alpyvaluealongtubebundlelayersoftwoclosedtypecoolingtowersintheoperatingmodeareobtainedbymeansofthesimulationprogramItisprovedthatthemathematicmodelandanalyticexpressionsarecorrectintheprojectrequiredaccuracyscopethrough

9、comparingsimulationcomputationoutletparameterswithmeasureddataindifferentoperatingmodesThechangingrulesofcoolingwateroutlettemperatureandspraywatertemperaturearegainedthroughchangingcoolingwaterintaketemperatureandflowai