船用齿轮箱振动噪声分析及试验

第34卷第8期重庆大学学报Vol.34No.82011年8月JournalofChongqingUniversityAug.2011:1000-582X(2011)08-048-07GWC6066船用齿轮箱振动噪声分析及试验刘文1,林腾蛟1,吕和生1,2(1.重庆大学机械传动国家重点实验室,重庆400044;2.重庆齿轮箱有限责任公司,重庆402263):2011-02-28:(2011BAF09B07);(CSTC,2009BB3201):(1968-),,,,(E-mail)[e-mail]:采用弹簧单元模拟轮齿啮合刚度,杆单元模拟箱体间的联结螺栓,弹簧阻尼单元模拟滑动轴承和滚动轴承,建立由齿轮传动轴轴承和箱体等组成的GWC6066船用齿轮箱动态有限元分析模型及声学边界元模型;分析了齿轮箱在内部动态激励下的动态响应,预估了齿轮箱的振动烈度结构噪声及空气噪声,并对齿轮箱进行实验模态分析及振动噪声测试,与仿真结果对比分析,二者吻合良好:船用齿轮箱;动态响应;振动;噪声:TH113.1:AAnalysisandtestonvibrationandacousticnoiseofGWC6066marinegearboxLIUWen1,LINTeng-jiao1,LVHe-sheng1,2(1.StateKeyLaboratoryofMechanicalTransmission,ChongqingUniversity,Chongqing400044,P.R.China;2.ChongqingGearboxCo.Ltd.,Chongqing402263,P.R.China)Abstract:Themeshstiffnessofgeartoothissimulatedbyspringelements,theconnectedboltbetweenvarioushousingsaresimplifiedasbarelements,andtheslidingbearingandrollingbearingaresimplifiedasspringdumpingelements.Basedonthem,thegear-shaf-tbearing-housingcoupledfiniteelementmodelandboundaryelementmodelofGWC6066marinegearboxareestablished.Finally,thedynamicresponseunderinternaldynamicexcitationisanalyzedandthevibrationseverity,structura-lbornenoiseandair-bornenoiseofthegearsystemareforecasted.Throughtheexperimentalmodalanalysisofgearsystem,andthetestofvibrationresponseandairpressure,thenaturalfrequencies,vibrationseverity,structura-lbornenoiseandair-bornenoiseareobtained.Comparedwithnumericalresults,tworesultsshowgoodagreement.Keywords:marinegearbox;dynamicresponse;vibrations;acousticnoise,,,,[1],[2],,,[3-5][6-8],2[9-10],[11-12],,,,[7],[13-15],,,[14],,ANSYS,,;,,GWC6066,,SYSNOISE,,,,,1GWC6066,,11/mm/mm/mm/()6601442/48146.5/146.51266601221/86320/320866001248/48140/140126,,[11-12]1750r/min,400kW122.1ANSYSGWC6066,286418,317154;130666,476902,76,5622.2,,,ANSYS31,231049第8期刘文,等:GWC6066船用齿轮箱振动噪声分析及试验31210/Hz1112.75X2162.71X3178.68Z4179.12X5240.93Y6243.11Y7262.24Z8289.879304.65Z10329.86Y310/Hz149.65267.27376.78,Y494.83X,5101.07Z6102.34Z,Y7110.41X,Y8115.40Z9119.46Z,10140.482.3:[M]{x(t)}+[C]{x(t)}+[K]{x(t)}={P(t)}(1),[M][C][K];{x(t)}{x(t)}{x(t)};{P(t)}Newmark-,640,t=0.27099ms,173ms4851891245189122.4,50重庆大学学报第34卷10~1000Hz,VS=VXNX2+VYNY2+VZNZ2(2),VS;VXVYVZXYZ;NXNYNZXYZ,,,4(2)18.53mm/s4(mm/s)XYZ189125.686.546.94188054.355.216.56168087.468.798.41187977.368.789.61226413.113.214.0168610.611.712.8873715.313.217.7671514.017.717.22.5,1/3,661891218192188051680818797141.99136.21143.47139.59dB6,750r/min,189121/3500Hz,(525Hz)33.1SYSNOISE,7,38637,7727873.2,,831.5Hz8,LP=20lgpp0(9),Lp,(dB);p(Pa);p0,p0=210-5Pa51第8期刘文,等:GWC6066船用齿轮箱振动噪声分析及试验1m4,A910A91010,1~3A500Hz,92.292.191.5dB(A),41kHz,93.4dB(A),94.4594.4694.3495.96dB(A)44.1YFF-6-025B&K4382DLF-8INV306U-526011,,GLOBAL,,,,,,114.24.2.1模态测试,,,,121252,2Z,8Z,52重庆大学学报第34卷9Z,,,,8%,5/Hz/Hz/%1105.65112.756.72162.713170.34178.684.94193.65179.127.55224.35240.937.46251.32243.113.37262.248289.879304.6510345.78329.864.64.2.2振动烈度测试,10~1000Hz,6,(2)20.13mm/s6(mm/s)XYZ16.245.567.3625.665.796.1237.789.248.9647.879.2110.38515.316.518.5611.713.014.4716.914.519.1814.416.517.346,18.53mm/s,20.13mm/s,7.95%4.2.3结构噪声测试44,1/3,1-4139.18134.12139.22136.79dB1311/313113,,,,3.05%4.2.4空气噪声测试91.3291.4090.8991.14dB(A)142A14214,2A500Hz,87.96dB(A),500Hz,92.1dB(A),4.5%51),,2),,,53第8期刘文,等:GWC6066船用齿轮箱振动噪声分析及试验3),,4),,:[1]ABBESMS,BOUAZIZS,CHAARIF,etal.Anacoustic-structuralinteractionmodelingfortheevaluationofagearboxradiatednoise[J].InternationalJournalofMechanicalSciences,2008,50(3):569-577.[2]GUANYH,LIMTC,SHEPARDWS,etal.Experimentalstudyonactivevibrationcontrolofagearboxsystem[J].JournalofSoundandVibration,2005,282(3/5):713-733.[3]LEEAS,HAJW,CHOIDH.Coupledlateralandtorsionalvibrationcharacteristicsofaspeedincreasinggearedrotor-bearingsystem[J].JournalofSoundandVibration,2003,263(4):725-742.[4],,,.[J].,2007,18(3):260-264.WANGLI-HUA,HUANGYA-YU,LIRUN-FANG,etal.Studyonnonlinearvibrationcharacteristicsofspiralbeveltransmissionsystem[J].ChinaMechanicalEngineering,2007,18(3):260-264.[5],,,.[J].,2010,33(1):12-18.WANGHAI-XIA,ZHUCAI-CHAO,ZHANGLEI,etal.Dynamicalcouplingcharacteristicsoflargemarinegearboxtransmissionsystem[J].JournalofChongqingUniversity,2010,33(1):12-18.[6],,,.[J].,2006,29(10):61-64.TANGYONG,ZHANGZHI-QIANG,TANGSHENG-LI,etal.Themodeandvibrationresponseofthedoubleinvolutegear[J].JournalofChongqingUniversity,2006,29(10):61-64.[7],,,.[J].,2009,28(7):22-27.LIUWEN,LINTENG-JIAO,LIRUN-FANG,etal.Dynamiccharacteristicanalysisandexperimentalresearchofanewtypereducerwithsmalltoothnumberdifference[J].JournalofVibrationandShock,2009,28(7):22-27.[8]ZENGW,ZHUXZ,WEIZJ.Studyonnonlineardynamicresponseofthegear-shaft-housingcouplingsystem[C]2010InternationalConferenceonAdvancedMechanicalEngineering,September4-5,2010,Luoyang.China:AME2010:805-808.[9]AMBARISHAVK,PARKERRG.Nonlineardynamicsofplanetarygearsusinganalyticalandfiniteelementmodels[J].JournalofSoundandVibration,2010,302(3):577-595.[10]ABBESMS,TRIGUIM,CHAARIF,etal.Dynamicbehaviourmodellingofaflexiblegearsystembytheelasticfoundationtheoryinpresenceofdefects[J].EuropeanJournalofMechanics-A/Solids,2010,29(5