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1、华中科技大学硕士学位论文平板式CPL系统仿真研究姓名：王强申请学位级别：硕士专业：工程热物理指导教师：刘伟20040430ABSTRACTWithhighefficiency,energysavingandhighdependabilityfortemperaturecontrol,theCapillaryPumpedLoop(CPL),asatwo-phasethermo-controlsystem,isappliedinmanyhightechfieldssuchascontrollingheattransfe
2、ronaircraft,coolinghighpowerdensityelectronicdevices.Basedonthelatestinvestigationresults,thisarticlewillshowustheresearchworkontheCPLofflatstyleinthewaysofmechanismanalysis,experimentaldesignintroductionandnumericalsimulation.Inthisarticle,weanalyzethemechani
3、smofphase-changingintheporouswickofCPLevaporatoranddiscussthephysicalexplanationofthesystem-drivingforce.Particularly,weanalyzethephase-changingphenomenoncouplingwiththecapillarytensionandsetforththeadvantagesofphase-changingcharacteristicinporouswick.Comparin
4、gthetheoryofsingle-drivingforceandthetheoryoftwo-interface-drivingforces,weputforwardtheconceptionofthephase-changingcapillarypumpandgetagoodwaytoexplainthephenomenoncorrectlyandretaintheadvantageofeasilycalculationprocedure.Also,wehavedonesomeresearchworkinpr
5、acticalsystemdesign,andpresentsomemethodstothecomponentandsystemthermalparametersselection.Withthetheoreticalexplanationandthenumericalsimulationresultsfortheporouswickandgasoutletgroove,wealsogivesomeadvicestooptimizethestructureandpresentsomeparametersfordes
6、ign.Furthermore,anexamplefortheexperimentalplatformdesignisshowninthispaper.Theprocedureforthesystemthermalcalculationandtheprimaryparametersselectionisdiscussed.Then,wealsofinishthebasicsoftwaredesignfortheCPLanalysis.Thesoftwarecandosomenumericalsimulationfo
7、rtheprocedureofheatandmasstransferintheevaporatorandcondenserunit,itcandisplaythedataresultsinthestylesofnephogram,vectorgraph,isolineandcurverelatedwithtime.Italsocandothecalculationforthedrivingforceandthepressurelossintheflowingcircuit.Inthepaper,wedescribe
8、thethinkinginsoftwareIIdesignandthemethodsforfunctionexpanding.WedosomeusefulworkfortheCPLautomationdesign.Infact,wealsodiscusssomearithmeticproblemsfornumericalsimulationinthetwo-
