1kW風(fēng)力發(fā)電機組設(shè)計與功率輸出特性實驗研究.pdf

1、內(nèi)蒙古農(nóng)業(yè)大學(xué)碩士學(xué)位論文1kW風(fēng)力發(fā)電機組設(shè)計與功率輸出特性實驗研究姓名：魏玉通申請學(xué)位級別：碩士專業(yè)：農(nóng)業(yè)生物環(huán)境與能源工程指導(dǎo)教師：田德20090501TheDesignoflkWWindTurbineandTheExperimentalStudyonPowerOutputAbstractThroughtheanalysisandstudyofpropelle卜typewindturbineAlkWWindTurbinewasde

2、signedbymethodofGlauertwhichisbasedonBetztheorybladeelementmomentumtheoryTheairfoilofbladeusedNACA632415Therelativethicknessofairfoildecreasedfrom15％to1O％andtheairfoilwhosechordlengthdecreasingfrom2562n3ynaway480ramrotor

3、centretothetipof1252iTlrnAbladetwistangleofAisfromtheroot135otothetip0。reduced，andthetwistangleBisfrom23。to0oreducedThreeWindTurbineunitswasobtainedthroughtoinstallthetwotypesbladesrespectivelytotheinstallationangleof135

4、oisrecordedaswheelI，andtheangleof23oisrecordedaswheelIITocomparethepoweroutputofThreeWindTurbineunitsthroughthemethodoflorrycarryingWhenusingresistances，theunitIAunitsstartedtostall，inthewindspeedof14，6m／sandtheoutputpow

5、eriS7104WButtheUnitIIAandIIBhavenothisphenomena，andtoachievetheratedpowerinthewindspeedof10m／Sand129m／sThestartupwindspeedofUnitIAunitII—AandUnitIIBarerespectively34m／S，30m／Sand44m／sSotheunitIAisthebestTheexperimentalres

6、ultsshowthat：reducingtheinstallationangleofthebladecangetabetterstallandspeedlimitcharacteristics，buttheoutputpowerisdecreasedIfincreasingtheinstallationofbladeangle，theoutputpowerisincreased，butthestallcharacteristicswe

7、renotobviousatthetimeofhighwindspeed。SoOptimizationdesignofinstallationangleofoutputpowercanachieveabeaeroutputpowerandabeaerstallandspeedlimitcharacteristicsKeywords：WindPower；ThePowerOutputCharacteristics：InstallationA

8、ngle；twistangle；StallandSpeedLimitCharactericDirectedby：Ps’ofTianDeApplicantforMasterdegree：WeiYutong(AgricultureMechanizationEngineering)(CollegeofMechanicalandElectricalEngineeringInnerMongoliaAgriculturalUniversityHuh