我国生物质气化技术概况与发展(3)
时间:2025-03-11
时间:2025-03-11
生物质气化发电技术
2010年1月
出版社,2006:1l一33.[4]
农机化研究
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theentirety
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EngineeringSystemswith
AerodynamicLoadExperimentof
ZhaoDanpin91…,TianDel”,Xu
Wind
TurbineBlade
Model
Baoqin91一,Wang
Haikuanl,MaGuangxin91’3
(1.CollegeofMechanicalandElectricalEngineering,InnerMongoliaAgriculturalUniversity,Huhhot010018,China;
2.RenewableEnergyCollege,NorthChinaElectricPowerPower,InnerMongoliaIndustryUniversity,Huhhot01005
University,Beijing1,China)
102206,China;3.CollegeofEnergyand
Abstract:Fortheaerod)rnamicloadexperimentoftheMWclasswindturbinebladeisdifficulttocan'yout,bythemeth-odsoftest—in—truckandstraingaugetestingtechnology,theexperimentalstudy
on
theaerodynamicloadofmodel
stress
bladeof1.5MWiscarriedinthispaper.Resultsshowthat:thecross—sectionshearstressandtensile
ofthemod—
elbladeincreasewithincreasingwindspeed,andlinearincreasebasically;atthesamespeed,fortheequalintensityde signedblade,shear
stress
values
are
basicallythesame,whilethetensilestressvaluesfromthebladeroottotheblade
tipdecreasetotally;thecross—sectionwhichis430mmfromthecentreoftherotor,hastheshearstressvalueof372.5kPa,tensilestressvalueof313.7kPa,muchhigherthanthatoftheothercross—sections;Itshowsthatthedesignofbladehasmuchmoreeffectivetotheaerodynamicloads,anditprovidesaerodynamicloadsoftheMWclasswindturbineblade.
Keywords:MWclasswindturbinesystem;blademodel;aerodynamicloads
a
feasiblewaytocarryoutexperimentalstudyof
(上接第201页)
Abstract
ID:1003—188X(2010)01-0198一EA
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