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上海交通大学硕士学位论文基于LabVIEW的大型风力发电机组旋转机械的状态监测系统设计姓名：王之华申请学位级别：硕士专业：@指导教师：王志新;於岳亮200901011LabVIEW2GE1.5MWNINationalInstrumentsCorporationLabVIEW8.5LabVIEW3DESIGNOFLABVIEWBASEDCONDITIONMONITORINGANDCONTROLLINGOPERATIONSYSTEMOFMWWINDPOWERGENERATORABSTRACTWindpowerasacleanenergyissupportedbymanycountriesallovertheworldtoberesearchedanddeveloped.MWwindturbineiswidelyinvested,andhasabroadfuture.ButallMWwindturbinesarelocatedinfarremotearea,suchasoffshoreanddesert,andspreadinawideareawithmanysets.Thesecausethemfarfrommonitoringandcontrollingcentre.Windturbinesareeasilytosustaindamageduetobadsurroundingcondition,andtheircomplicatedelectronicdevices.Inordertomakewindturbinesmorecompetitive,theirlifeandefficiencymustbeenhanced.Soitisveryimportantforthewindturbineandwindfarmtohavereliableremotemonitoringandautomaticcontrolling.Conditionmonitoringisthewaytokeepwindturbinerunningnormally,optimizingwindturbineequipment,diagnosingdefault.Itismeaningfultodevelopandoptimizeamonitoringandcontrollingsystem.Conditionmonitoringaimstofindoutthewaytopredictandanalyzea4default.Throughautomaticonlinemonitoringtechnology,realtimemonitoringanddiagnosingcanberealized,andmoreover,thewindturbine’sconditioncanbepredicted,sothatdamagecanbeavoided.Onlineconditionmonitoringandcontrollingshowstheconditionofwindturbine,andpredictpossibledamagesothattheoperationofawindturbinewillbeoptimized.Thisessayiswrittenbasedontheresearchofactualoperationofwindfarmandremotemonitoringandcontrollingsystem,andusestheGE1.5MWdoubly-fedinductionwindturbinegeneratorasaprototypetobemonitored,andappliestheVItechnologyandthesoftwareLabVIEW8.5ofAmericanNationalInstrumentsCorporationtodeveloparemoteconditionmonitoringoperationsystem.Andasperthecharacterofwindturbineandwindfarm,atelecommunicationmethodwillbechosenaftercomparisonandanalysis.Thepurposeoftheconditionmonitoringsystemistorealizequantitativeanalysiswithcurvefitting,statisticalanalysis,frequencyresponseetc.,toshowdatawithchartandtable,andtosavealldata.Afterbeingsimulated,itisprovedthatthesystemispracticalandoperational.Anditworthyofbeingdevelopedfurtherandoptimizedinoperationonsite.KEYWORDSMWWindTurbine,WLAN,ConditionMonitoring,VI,LabVIEW11.12003232008714720020082008BarackObama10150021010kW10[1]1sv321vEρ=vρ10m/s600W/m21.21.2.1CharlesF.Brush1849-19291887-18881714412kW1891219101973BTM20071,980kW9,400kW20067,431kW26.5%2002200724%20063651200712007BTM200832007kW2,2281,6881,4717856053092722472392151.2.22.53kW37.5kW10kW360-7080198620061691[2]2006120101000kW2007605kW20081000kW1.3SKFWindCon2.0MitaTeknikWP4086SCADA1-141-1GE1.5MW1LabVIEW23456322103221052.12-12-12-162-1123456789101112131415161718192021222.27SvPCp321ρ=P--Wρ--kg/m3v--m/sS--m2vRvRnωπλ==602n--r/mω--rad/sR--mv--m/sActivePitchControl190º0º90º2λCp3RotorCurrentControl[3]82.350/4[4]2.4ff1(50Hz)f1S0ff1(50Hz)f1S002.59SCADA,SupervisoryControlandDataAcquisitionPC2-22-21DSCPLC2RS485GPRS3PC4VestasVestasOnlineTMSCADAStandardCompactBusinessSCADAyy10yyy10minyyWindowsyyy2-3VestasOnlineTMBusiness113.1SCADA[5]SCADASCADAPLCPLCI/OA/DCPUPLC10A/DI/OCPU3.2[6])(tfkxxcxm=++&&&(3-1)xx&x&&mckf(t)(3-1)f(t)=Fcosωt(3-1)12tFkxxcxmωcos=++&&&(3-2)xjejKFxαωωζωω0202)(11+−•=mk=0ωkmc2=ζ(3-3)[7]45°[8]GL3-13-1GL10.1Hz=10kHz30.1Hz=10kHz210Hz=10kHz20.1Hz=100kHzMITAWP40863-1133-1WP408683.3123FFT4[9]tjiiioeCtxω∑∞+−∞==)((3-4)dtetxTCTTtjii∫−−=220)(1ω(3-5)T14tijiieCtx02)(ωπ∑+∞−∞==(3-6)dtetxTCTTtifjTi∫−−∞→=2220)(1limπ(3-7)TdtefXtxftj∫+∞∞−=π2)()((3-8)dtetxfXftj∫+∞∞−−=π2)()((3-9)(3-8)(3-9)x(t)X(f)(3-8)x(t)X(f)(3-9)FFTDFTFFT[10]3.43.4.1[11]123153-2Grα3-2GrU=G•r(3-l0)U=GrgmmU=Uα(3-11)F=G.•r•Ω2=U•Ω2(3-12)ΩMU=ε(3-13)3.4.2[11][12]GE1.59~19ISO19253-3GαOrxy163-33.4.33.4.1Hz[13][14]17LabVIEW4.1LabVIEW4.1.1[15]VIVisualInstrumentNINationalInstrumentsCorporation20802070GPIBIEEE488.220802090PCI132Mbps1996NIPCIPXIPCIeXtensionsforInstrumentationPCDAQDataAcquisitionLabVIEW4-14-10.5~15~10184.1.2LabVIEW[16][17]LabVIEWLaboratoryVirtualInstrumentEngineeringWorkbenchNIGGLanguageWindowsSunSPARCstationsAppleMacintoshcomputerHP-UXworkstationsLabVIEW32LabVIEWLabVIEWCodeLabVIEWGGraphicLabVIEWLabVIEWActiveXDLLCINVIsVIvirtualinstrument/VIVILabVIEWLabVIEWVIsVI1PanelVI2BlockDiagramVIVI3ConnectorsubVIsVIVIVISubVIVIVISubVI191LabVIEWVI/VIVIVIsVIs2LabVIEWVIs3WhileLoopsForLoopsCase4FormulaNode[7]5CINcodeinterfacenodeCINLabVIEWCNI4.1.3LabVIEW[16]LabVIEWVIWebLabVIEWWindowsLabVIEWToolÆOptions4-14-1LabVIEW20LabVIEW1FrontPanelWindows4-2FrontPanel2BlockDiagramVIVIVI214-3BlockDiagram3AlignmentGrid4Control/FunctionsPalettesFormatNavigationButtonsPalatteLoadingSortpaletteitems4-4ControlPalettes224-5FunctionPalettes5TimerServerSearchOrder/Sleeptime/Seconds6MenuShortcutsVICtrl+Shift+*MenuItemsandShortcutsShortcut/Presskeycombination7RevisionHistoryVIVIAddanentryeverytimetheVIissavedVIPromptforacommentwhentheVIisclosedVIPromptforacommentwhentheVIissavedLabVIEWRecordcommentsgeneratedbyLabVIEWShowrevisionnumberintitlebarVINametouseforVIRevisionHistory8DebuggingLabVIEWShowdataflowduringexecutionhighlightingAutoprobeduringexecutionhighlightingShowwarnin