燃气轮机发电机组协调控制系统仿真研究-邵梦麟

29120163《》GASTUＲBINETECHNOLOGYVol.29No.1Mar．20162015-07-082015-08-274010303010403HX2015B1003。1991—[e-mail]。1212121．4300332．430033Matlab/Simulink、。。TK472A1009-2889201601-0048-06。1。。。2－34。Ｒowen5Matlab/Sim-ulink。。。1、1。1．12ωPe。、。PIKP=10KI=5KP=0．0132KI=0．004。2f11DOI:10.16120/j.cnki.issn1009-2889.2016.01.01011f1=1．2987×Wf－0．23+0．5×1－ω1f22。2。f2=920－668．3×ω2－4．21ω+4．42×1－Wf+13001－ω+2941－α2Wfωα。1．1．126。23%2。1．1．2920℃940℃900℃920±20℃。1．27。、。Matlab/Simulink3。Vf0vrefvd、vqd、qvstabistabVf。。22．1942934MatlabSimPowerSystems。ＲL。42．2。25%0．8525%0．855～9。5～8。2%4．8s0．5Hz1%0．0004s。901。051567892．3。5s0．1s。10s、10～14。1011152912131411～1401．2Hz2．4%。0．1s0．8s2s。70%0。±5%2．2%5s±10%50Hz±5Hz。10、。《GBT-13030-2009》±10%±5%5s±20%1．5s±10%5s。GBT。3Matlab/Simulink、1、。2GBT。3。2511．M．201230-31．2．J．201234451-56．3．J．200533413-16．4DoWonKangHyuckJunJangTongSeopKim．Usingcompressordischargeairbypasstoenhancepowergenerationofasteam-injec-tedgasturbineforcombinedheatandpowerJ．EnergyS0360-5442201476390-399．5W．I．Ｒowen．Simplifiedmathematicalrepresentationsofheavy-dutygasturbinesJ．JournalofEngineeringforPowerofASME19831054865-869．6．Matlab/SimulinkJ．201427132-37．7SchaeferＲCKimK．Excitationcontrolofthesynchronousgenera-torJ．IEEEIndustryApplicationsMagazine20017237-43．SimulationStudyonCoordinateControlSystemofGasTurbineGeneratorSetSHAOMenglin12LIANGQianchao12WUJian121．MilitaryKeyLaboratoryforNavalShipPowerEngineeringNavalUniversityofEngineeringWuhan430033China2．CollegeofPowerEngineeringNavalUniversityofEngineeringWuhan430033ChinaAbstractTakingthepowermoduleofintegratedelectricpowersystemastheobjectoftheresearchbasedonelectricalcharacteristicsofgasturbinecomponentsthispaperestablishthecontrolsystemmodelofsingle-shaftgasturbinegeneratorsetusingtheMatlab/Sim-ulinksoftwareandcarryoutvariableloadandthreephaseshortcircuitfaultexperimenttostudythedynamicperformanceofgeneratorsetunderthecoordinatedcontrolofgasturbinespeedandsynchronousgeneratorexcitation．Theresultsshowthatthespeedcontrolper-formanceandvoltageadjustmentperformanceofgeneratorsetcouldmeettherequirementsofpowergridintheprocessofloadfluctua-tions．whichmadethepowersupplyqualityreachpowergridindicators．Keywordsgasturbinegeneratorsetcoordinatecontrol檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪dynamicperformance40NumericalStudyonHeatTransferandPressureLossinWedge-shapedDuctswithCylindricalPin-finsJIKuiyu1FEIXinyang2ZHOUZijie2WANGXinjun21．ShengliOilfieldShengliPowerMachineyGroupCo．LtdShandongDongying257032China2．IInstituteofTurbomachineryXi'anJiaotongUniversityXi'an710049ChinaAbstractInthisarticleanumericalcomputationalmodelofheattransferandpressurelossinwedge-shapedductswithcylindricalpin-finswasestablishedandbyusingtheANSYS-CFXsoftwaretheheattransferandpressurelossinbothwedge-shapedductswithin-lineandstaggeredarraypin-finswereresearchednumerically．Theeffectsofflowandstructureparameterswereanalyzed．TheresultsshowthatastheＲeynoldsnumberincreasestheaveragedNunumbersofpin-finsurfacepin-finrowandbottomsurfaceoftheductsalsoincrease．TheaveragedNunumbersofpin-finsurfaceandpin-finrowdecreasewiththeincreaseofx/Dratioofstreamwisepin-pitchtopin-findiameter．AlsoasthecontractionangleoftheductsbecomeslargerthemeanNunumbersofpin-finsurfaceandbottomsurfaceoftheductsslightlyincrease．Whileinthesameconditionsstaggeredarraypin-finshaveabetterperformanceinheattransferthanin-linearraypin-fins．FanningfrictionfactorslightlyincreasesastheＲeynoldsnumberincreasesgreatlydecreaseswiththeincreaseofx/Dvalueandincreaseswiththeincreaseofthecontractionangle．Underallthecircumstancesconcernedinthisarti-clethestaggeredarraypin-finswhosex/Dvalueis1．5havethehighestthermodynamicperformancefactor．Keywordswedge-shapedductspin-fincoolingheattransferandpressurelossnumericalsimulation35