风资源评估方法研究

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1、内蒙古工业大学硕士学位论文风资源评估方法研究姓名：李常春申请学位级别：硕士专业：动力机械及工程指导教师：刘志璋20060601AbstrctItisdifficulttoselectthesiteofthewindfarmortoassessthewindrescoureinourcountry.Therearesomereasons.First,theconstructionofthelarge-scalewindfarminourcountryisrelativelylate.Second,itisnotabundan

2、tenoughtoassessthewindresourcesaccordingto10-meter’swindspeedatmeteorologicalstations.Otherwise,somemeteorologicalstationswasbuiltwithotherbuildingsaround.Thismakesthemeasurementdatumdistortedseriously.Sotheauthorhascarriedontheresearchofthewindresourceassessment.

3、Inthisthesis,thebasicthoeryofwindiselaborated,inculdingthebasicconceptions,thechangesofthewindandthestatisticscharacteristicofthewindresources.Atthesametime,itisanalyzedindetailthatthemethodofsitingapalacetomessturethewindresource,measureparameteranalysisandtheins

4、tallprinciple.Onthebasisoftheactualmessurementofwindfarm,WASPsoftwarewasusedtodealwiththedatum.TheauthorhasputforwardthemethodthatthewinddatabaseofNASA(AmericanNationalAeronauticsandSpaceAdministration)combinewithRayleighfunction.Sothewindspeedprobabilitydistribut

5、ioncanbeobtainedinthisplace,andthenassessedwindresourcesinthisplace.TheauthorverifiedtheaccuracyofthenewmethodthroughutilizingthedatumofthewindfarmofXilinHotandthedatumofBailingmiao.Itcomestothefollowingconclusions:(1)Thedifferenceoftheresultbetweenthenewmethodtoa

6、ssessethewindresourceandthecalculationaccordingtomeasurementdatumofthelocalwindforoneyearisabout±10%.(2)Thewindmeasureofthewindfarmisveryimportant.Thisthesiscanofferrelevanttheoryanalysisandtechnicalsupportforthis.Andonthefollow-upstudyofthissubject,therearethefol

7、lowingsuggestions:(1)Inthemulti-layerwindtower,ananemometerat50meters’mustbeinstall,inordertoimprovetheprecisionofassessmentofthenewmethodfurther.(2)Themethoddeosnotconsideredtheinfluenceofthetopographicalgroundform,soitishopedtogetsupportfromelectronicmapinnextre

8、searchtoperfectthisresearchapproach.(3)Onthebasisofthenewmethodofthisthesis,thewindenergyresourcedistributionsituationwhichwecanplantoappearinInnerMongo