瞬時納米制備技術的連續(xù)化研究.pdf

1、分類號UDC碩士學位論文學號叢!堇Q三三2密級公玨(全日制學術學位)瞬時納米制備技術的連續(xù)化研究王曉曉申請學位級別：題論文提交日期：至Q堡：生魚月鯉旦論文答辯日期：墊塑生壘旦!旦學位授予單位：塹叢盤堂_；。學位授予日期：2Q!璺生魚月3Q旦‘’、一L答辯委員會主席：j亟童鹽塹筮一，_二。2018年06月王曉曉瞬時納米制備技術的連續(xù)化研究IIIAbstractNanodispersionsinwater，suchaswater—borne

2、nanosuspensionsandnanoemulsions，widelyexistinnature，andarecloselyrelatedtolifeprocesses，environments，scientificresearches，dailylife，andmanufacturingIthasbeenachallengingtopictomassivelycontinuouslycontrollablyeconomicall

3、yproducenarrowlysize—distributednanodispersionsofsolidorliquidhydrophobiccompoundsFlashnanoformation(FNF)isafaciletechnologycapabletoproducewater—bornenanodispersionsinafast，massiveandcontrollableway，andshowsbrightprospe

4、ctsinmanyindustriesHowevertheFNFisstillinthestageoflabdevelopmentsandthecontinuousproductionofnanodispersionshasnotbeenreahzedyetThisthesisemploysthetheoreticalanalysis，thenumericalsimulationviacomputationalfluiddynamic(

5、CFD)andtheexperimentaltesting，andendeavorstorealizethecontinuousprocessoftheFNPintermsofeitherthepreparationmethodortheoperationalprocessThedetailedworksareasfollows1)successfullydevelopsatheoreticalmodelontheenergydissi

6、pationinthechamberoftheconfinedimpingingjet(CIJ)mixerinvestigatesthequantitativerelationsbetweentheconversiontointerfacialenergyofnanoparticles，structuralparametersofthechamberandthemixingparameters，andachievesthekeyfact

7、orsaffectingtheenergyconversionandparticlesize；2)achievesthevaluesoftheenergyconversiontointerfacialenergyofthenanoparticlesbasedonthenonsourcedBounoulliequation，andtheoreticallyverifiesthehighenergyefficiencyandthenegli

8、gibletemperaturechangeinthechamber；3)buildsafabricationplatformfortheCIJmixer；4)employstheCFDnumericalsimulationtofacilitatethedeterminationofstructuralparametersandmixingparameters；5)explicatesthereasonontheconvergentan

9、dminimumparticlesizeoncethetotalReynoldsnumber僻eTI)isgreaterthanacriticalvalueofReTI(ReTIC)；6)modifiesthetwo—inletconfinedimpingingjetwithdilution(CIJ—D)mixerbyaddingmoreinletsaswellasacirculationinlet，anddesignandfabric

10、ateathree—inletconfinedimpingingjetwithloop(CIJ—L)mixer，afour—inletconfinedmultipleimpingingjet(CMIJ—L)mixer，andafive—inletconfinedmultipleimpingingjetwithloop(CMIJ—L)mixer；7)successfullydesignandbuildautomatedapparatusw

11、ithabovemixers；8)producesthecoenzymeQlonanosuspensionsbyusingtheautomatedmixingapparatus，andvalidatesthedesignandfabricationofthemixer，designofthepreparationprocess，designandbuildingoftheautomatedapparatusanditsoperation