兆瓦级大型风电专用翼型优化设计方法研究

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1、万方数据ABSTRACTWindenergyshowsatrendofrapidgrowthinthecountriesallovertheworld，thewindpowerisnolongersupplementenergy，butthemosthasthecommercialprospectsfordevelopmentofnewenergy．Designresearchanddevelopmentofadvancedwindpowerequipmentisthekeytothedevelop

2、mentofwindpowerindustry,theimpelleristocapturethesourceofwindenergyiswindpowerequipmenttransformationofallenergySOurCeS，SOthebladeaerodynarniccharacteristicsdecidethewholetyphoonelectricitygeneratingefficiencyoftheunit．Bladebythesuperpositionofairfoila

3、ccordingtocertainrules，andoptimizetheairfoildesign，candirectlyimprovethecapacityofwindturbine，windenergyconversionrateandtheservicelifeofthevane．Basedontheanalysisofwingmodeltheoryandmethodofstudyonwindpowerathomeandabroad，onthebasisofusingfluidmechani

4、csanalysismethodandmultidisciplinaryoptimizationmethod，putforwardthemethodfortheoptimizationdesignoflarge—scalewindturbinebladeairfoil．PaperstudiesthemaincontentsarethefollowingseveralpartsFirstly，introducesthebasictheoryofwindwingtype．Completeprofiled

5、ataandestablishtheairfoildatabasework，provideconvenienceforlookingfortherightbenchmarkairfoil．Secondly，establishwindwingtypeintegrationofmodelingandsimulationsystem．Inviewoftheairfoilflowfieldresearchincomputationalcomplexflowconditions，importprecision

6、airfoilmodelandcorrectsimulation．’Fheairfoilconvenient，accurateandefficientmodelingandsimulationprocess．Needleavarietyofwindwingtypepneumaticperformancemodelingandsimulation，analysisofairfoilaerodynamicperformancecharacteristicsandregularity，layagoodfo

7、undationforthepneumaticperformanceoptimization．Thirdly，researchonairfoilparametricmethod，thatis，usingmathematicalfunctionexpressestheairfoilgeometry，throughthedesignparametersofthenumericalcontroltoachievethepurposeofcontrollingtheairfoilshape．Paperbas

8、edonHicks-Hennefunctionofairfoilparametricdesignanddetailedstudyofconvergenceproperties．AndaccordingtotheHicks—Hennefunctionmethod，theuseofVCprogramming，writeairfoilgenerationprogram．ThisprogramisthefunctionofT万方数据ABSTRACTtheinputdesign