等離子發(fā)生器化學反應流場數(shù)值模擬.pdf

1、哈爾濱工程大學碩士學位論文等離子發(fā)生器化學反應流場數(shù)值模擬姓名：李智明申請學位級別：碩士專業(yè)：輪機工程指導教師：鄭洪濤20030201哈爾濱工程大學碩士學位論文AbstractPlasmaignitiontechniqueforengineisanewpatterntechnique，atthepresentonlyUkrainehaveusedthistechniqueinmarinegasturbineandthegroundgas

2、turbinetoincreasethereliabilityofretrofiresandextendtheconcentrationlimitofretrofiresThereisaveryimportantcomponentinengineplasmaignitionitsnameisplasmageneratorTheairflowacrosstheplasmageneratorwillarouseheattransfer，ma

3、sstransferplasmachemicalreactionsandothermechanismsofprocessesIntheprocessofstudyplasmaignitiontechnique，thestudyofplasmageneratoristhemostimportantworkforitscomplexmechanismsofprocessesandtoosmallspacetoobservebyexperim

4、entWiththerapiddevelopmentofcomputerandtheCFDtheorynumericalsimulationbecamethemostpopularmeasuretoresolvethesemechanismscomplexandobservationdifficultybyexperimentproblems，Usingnumericalsimulationcanestimatetheparameter

5、thatitisdifficulttoscalebyexperimentforexamplethetemperatureofelectrodeUsingnumericalsimulationmainlydependsoncomputeanddoesn’tneedtoomoreexperimentst11iScharactermakethestudyperiodmorebriefandthemeasureofstudymorefreely

6、SothatusingnumericalsimulationisashortcuttostudyplasmageneratorInthisthesis，theheatloadofreactingflowinplasmageneratorwasstudiedUsingnumericalsimulationsimulatedtheenergyconversionbetweenheatenergyandkineticenergychemica

7、lenergyAflowdynamicsmodelisestablishedtodescribethemechanismsofprocessesinplasmageneratorThismodelisdevelopedunderthehypothesisoflocalthermodynamicsequilibriumandquasineutrality，establishedareactionmodeltodescribethechem