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284Vol128No1420077ACTAAERONAUTICAETASTRONAUTICASINICAJuly2007:2006-05-29;:2006-11-28:E-mail:ypguan@nuaa.edu.cn:1000-6893(2007)04-0851-07,,(,210016)PresentStatusofInvestigationofForeignObjectDamagetoBladeinAeroengineGUANYu-pu,CHENWei,GAODe-ping(CollegeofEnergyandPowerEngineering,NanjingUniversityofAeronauticsandAstronautics,Nanjing210016,China):,,,,:;;;:V23214:AAbstract:Foreignobjectdamage(FOD)isoneofthedamageformsofbladesinaeroengine.ThepresentstatusofinvestigationofFODtobladesinaeroengineispresentedinthepaper.Thedamageofbladebybirdimpac-tingisadamageduetosoftobjectimpacting.Thethreeaspectsoftheory,experimentandcomputationforbladebybirdimpactingareintroducedindetail.Thedamageofbladebyiceimpactingisadamageduetosoftorhardobjectimpacting.Thereisafewpapersonthedamageofbladeduetoiceimpact.Thebriefintroductionontheicedamageofbladesisgiveninthepaper.Theharddamagesofbladeconsistofmetalwork,stoneandicedama-ges.Thevariousaspectsoftheharddamageofblade,thatistosay,theformofharddamageofblade,thefa-tiguestrengthofbladebyhardobjectdamage,crackemergingandgrowthinbladebyhardobjectdamage,arepresentedindetail.AtlastthedirectionsofinvestigationofbladebyFODathomeareputforward.Keywords:aerospacepropulsionsystem;foreignobjectdamage;statement;blade,))),/0;,/0,,;,,;,,,,,[1-2]20054,,7374s,,38,19,,,[3],,,,,,128,100~300m/s,,,,;;,,,,20,,,[1]:,(),,111,,,,[4]Boehman[5],,,,,,[6-7]CastellettiAnghileri[8],,,2070,WilbeckBarber,,[9]50m/s,,,:4(1)10%,2B114Fig11Fourstagesofbirdimpactingthetarget112,,,,Johnson[10]1976-,,,,,Nimmer[11]-,-,,8524:[12]-,1990,Teichman[13]Stoll[14]Shimamura[15]McCallum[16](),1987:[17-18][19];,LS-DYNADYTRAN,,,(SPH)[20]Letellier,SPH,SPH(SPH),;,113,,[1]:Robert[21-22]385g680g,Ruiz[23][24]Tadashi[25]Nier-ing[26]Teichman[27][28],1987,[1,29-30],,;,,;,,,(2)2Fig12Timehistoryofthestrainmeasuredatthetipofblade2,,,,,;2050,Souter[31],,,;,,,1974Johns[32],285328im(2514mm)(RTV)()CookPreston[33]ModmorII/PR-286,,Reddy[34-35],BLASIMKimKedward[36],3,,,,,,[37]1956,Kaufman1959,Dunham31980Nicholas[38],(HCF),HCF()1994ItohOkabe[39],,4,,,1998,Yoshida[40],1mm,Grenek-er[41],4mm,Peters[42]T-i6A-l4V,,Rus-chau[43]T-i6A-l4V,110mmChenHutchinson[44],3,[45],2Martinez[46]T-i6A-l4V,1mm,[47],Peters[48]1100mm312mm,200m/s300m/s,,,,;,,,Now-ell[49],[50]V-,[51]250m/s8544:,Chen[52],,1980,[53-54],[55],3;,[56],;,,[57]TC44,(1),(),,,,(2),[6],,(3)[1],,.[J].,1998,11(4):34-39.ChenW,GaoDP,YinJ.[J].GasTurbineExperimentandResearch,1998,11(4):34-39.(inChinese)[2],.[J].,1996,(10):50-51.WengPF,CaoSQ.[J].InternationalAviation,1996,(10):50-51.(inChinese)[3]ChenX.Foreignobjectdamageandfatiguecracking[D].Cambridge:HarvardUnivercity,2001.[4],,.[J].,1993,8(4):363-367.YinJ,GaoDP,FanEN.[J].JournalofAerospacePow-er,1993,8(4):363-367.(inChinese)[5]BoehmanLT,ChallitaA.Amodelforpredictingbirdandiceimpactloadsonstructures[R].AFWAL-TR-82-2046,ADA119408,1982:15-23.[6],.[J].,1992,24(4):403-408.YinJ,ChenW.[J].JournalofNanjingUniversityofAero-nauticsandAstronautics,1992,24(4):403-408.(inCh-inese)[7],,.[J].,2004,36(6):784-786.GuanYP,ChenW,HuangZY.[J].JournalofNanjingUniversityofAeronauticsandAstronautics,2004,36(6):784-786.(inChinese)[8]CastellettiLuiq-iML,AnghileriMarco.Birdstrike:Thein-fluenceofthebirdmodelingontheslicingforces[C]//31stEuropeanRotorcraftForum,2005:10.1-10,12.[9]WilbeckJS,BarberJP.Birdimpactloading[C]//ShockandVibrationBulletin,Part2.1978:115-120.[10]JohsonGR.[J].JournalofAppliedMechanics,1976,9:439-443.[11]NimmerRP,BoehmanL.Transient,nonlinearresponsea-nalysisofsoftbodiesimpactonflatplatesincludeinterac-tiveloaddetermination[R].AIAApaper,81-0621,1981:507-516.[12]BelytschkoT,LiuWK,MoranB.Nonlinearfiniteele-mentsforcontinuaandstructures[M].JohnWileyandSonsLtd,2000.[13]TeichmanHC,TadrosRN.[J].JournalofEngineeringforGasTurbinesandPowerTransactionsoftheASME,1991,113:582-594.[14]StollF,BrockmanRA.Finiteelementsimulationofhigh-speedsoft-bodyimpacts[C]//CollectionofTechnicalPa-pers-AIAA/ASME/ASCE/AHS/ASCStructures,Struc-turalDynamics&MaterialsConference,1997,1:334-344.[15]ShimamuraKazuo,ShibueTadashi,GroschDonaldJ.Nu-mericalsimulationofbirdstrikedamageonjetenginefan85528blade[C]//AmericanSocietyofMechanicalEngineers,PressureVesselsandPipingDivision(Publication)PVP,v485,nPART1,EmergingTechnologyinFluids,Struc-tures,andFluid-StructureInteractions2004.2004:161-166.[16]Feathersfly[aerospacebirdcollisions][J].ProfessionalEngineering,2005,18(13):27.[17],,,.[J].,1996,28(6):854-857.ChenW,YinJ,SongYD,etal.[J].JournalofNanjingU-niversityofAeronauticsandAstronautics,1996,28(6):854-857.(inChinese)[18],,,.[J].,1997,12(2):122-124.ChenW,SongYD,YinJ,etal.[J].JournalofAerospacePower,1997,12(2):122-124.(inChinese)[19],,.[J].,2003,24(6):531-533.ChenW,GuanYP,GaoDP.[J].ActaAeronauticaletAstronauticaSinica,2003,24(6):531-533.(inChinese)[20]LetellierA,BungH,GalonP,etal.Birdimpactonfanbladeanalysisusingsmoothparticlehydrodynamicscoupledwithfiniteelements[C]//AmericanSocietyofMechanicalEng-ineers,PressureVesselsandPipingDivision(Publication)PVP,v351,StructuresUnderExtremeLoadingCond-itions,1997:191-195.[21]R