微型风轮机叶片设计与制造.ppt

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1、DesignandManufacturingofaMicroWindTurbineBladeofBiocompositesPurposesMicrowindturbinebladedesignManufacturingexplorationBiomaterialEmbeddedcastingOutlineMicrowindturbinebladedesignandprototypemanufacturingMaterialsforsmallwindturbinebladeManufacturingofsmallwindturbinebladesConceptualdesignforsm

2、allbladestructurewithbiomaterialandmanufacturingMicroblademoulddesignandmanufacturingMicroblademanufacturingwithcastingmouldDiscussionsConclusionsMicrowindturbinebladedesignandprototypemanufacturingBladeelementmomentummethod(BEM)ProfileforBEM(Burton,etal.,WindEnergyHandbook,2001)Microwindturbine

3、bladedesignandprototypemanufacturingAirfoilgeometryandaerodynamicsAirfoilanalysis(Manwelletal.,WindEnergyExplained,2010)MicrowindturbinebladedesignandprototypemanufacturingPromisingairfoilsAirfoilsgeometryandthicknessMicrowindturbinebladedesignandprototypemanufacturingLiftanddragcoefficientsLift

4、coefficientatRe=6×104RatioofCl/CdatRe=6×104MicrowindturbinebladedesignandprototypemanufacturingStructureandsolidmodel3D-BladeprofileswithSD7037SolidmodelofrotorassemblyMicrowindturbinebladedesignandprototypemanufacturingRapidprototypeLeft:3-Dmodel;Middle:rapidprototype;Right:rapidprototypeafters

5、urfacetreatmentMaterialsforsmallwindturbinebladeMetal:SteelandaluminumGlassandcarbonfibrecompositesGlassfibre:cheapandgoodpropertiesCarbonfibre:ExpensiveandhighpropertiesBothpetro-basedandnotenvironmentalfriendlyWoodandbambooBiocompositesNaturalfibresenforcedFlax,jute,hemp,sisal:NottinghamInnova

6、tiveManufacturingResearchCentre(NIMRC)Hemp:RisϕnationalLaboratory,DenmarkBio-resinEpoxidizedsoybeanoil(ESO)resinandPLAresin:DenmarkESOandanaturalresinfromVenoniainEthiopia(NIMRC).ESOinourlab(Dr.Deka)ManufacturingofsmallwindturbinebladesMechanicalfabricating:CNCforwoodHand-lay-up:glassfibre,carbo

7、nfibreandwoodepoxyFilamentwinding:petro-basedfibrePultrusionoffiberglass:BergeyInjection:SouthwestWindpowerResinTransferMoulding(RTM):PopularResininfusiontechnologyConceptualdesignforsmallbladestructurewithbiomaterialandmanu