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©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(2004)06-0083-06X1,1,1,2,1(1.,430033;2.,430033):,.,,.,.:;;;;:TH132.41:AVibrationmeasurementandanalysisofgearboxCHENGGuang2li1,ZHUShi2jian1,HUANGYing2yun1,WANGJi2,WUXian2jun1(1.Inst.ofNoise&Vibration,NavalUniv.ofEngineering,Wuhan430033,China;2.PowerEng.College,NavalUniv.ofEngineering,Wuhan430033,China)Abstract:Onthebasisofthemeasurementofmodel,vibrationseverityandvibrationaccelerationofacer2tainkindofgearbox,themeasurementresultsarepresentedindetail.Theresultofmodalmea2surementgetsthevibrationmodelandmodalparametersofthegearbox,andtheresultofvibrationseveritymea2surementmakesitclearthatthegearboxisingoodcondition,andtheresultofvibrationacceleration2measurementindicatesthatthevibrationreductionreachestheprospectiveeffect.Someadviceforthemea2surementisgivenfinally.Keywords:gearbox;vibration;modalmeasurement;vibrationseverity;vibrationacceleration,,.[1].,,[2].,.,[3].,...,.,,,,,.1166200412JOURNALOFNAVALUNIVERSITYOFENGINEERINGVol.16No.6Dec.2004X:2004206208;:2004207212:(19762),,.©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.[4].,,.,.1.1,n,[5]:Mx(t)+Cx(t)+Kx(t)=P(t)(1):MCK,nn;x(t)x(t)x(t),n;P(t)n.(1),x(t)=XejtX()=H()P(t)(2):H().i,j:Hji()=nr=1jrir2Mr+jCr+Kr(3),[6]:H()=GPX()GPP()(4):GPX()GPP().,.11.2,,.,,4,..,(),.,.2000Hz5000Hz.1.1.3,,.,416,96,512.,.,.()2.4816©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.()1.4UTEKUTEKSS,.UTEKUTEKMA,.,.,,,,,,.,11100Hz18.11100Hz18/Hz/%11325.421712.332185.442413.052905.463584.673925.484704.595372.7/Hz/%106093.6116753.1127732.7138132.7148893.6158991.9169423.6179692.71810042.3,1;2;3;4,.3(a)(b),,.,,,,,.586:©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.[1].4B&K2513.3,,.150r/min;105r/min;105r/min;150r/min.10,,,4(,,).10Hz1000Hz.1.18mm/s,1.21mm/s,0.60mm/s,1.16mm/s,GB11347-89,A,.105r/min2.2105r/minV/mms-1V/mms-1V/mms-110.350.300.3520.450.400.4030.350.55-40.300.500.2650.300.260.1860.180.260.2270.300.28-80.700.40-90.350.400.30100.50-0.35Ni1097ViNi0.380.370.29:-,.6816©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.[1]..B&K4371B&K2635DP104.5(),().GJB763.4-89GJB763.2-89.10Hz10000Hz.3.11/3GJB763.2-89,105m/s2.1/3,400Hz1/3.105r/min55.5105r/min53.2()19.3dB,13.4dB,17.6dB,17.0dB,.4(1),,;,;;1/3;.,.(2),.786:©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(3),,,,.(4),.:[1],.[M].:,2003.[2],.[J].,2001,13(5):13-19.[3].[J].,2002,21(4):1-6.[4],,.[M].:,2002.[5],.[M]..,2000.[6],.[M].:,2003.(40)2(a)10.03m;20.01m10.00001m;20.0515m(b)10.01m;20.03m10.044m;20.00001m(2)0.005m,0.00001m.:10.025m,10.00001m,20.005m,20.028m.12,:122.(13)(17),1G,1,12,n1n2,2,(11)2.2,,.,.3,.,2...:[1],.[M].:,1995.[2].[D].:,2002.[3].[M].:,1988.8816