GeislingerAcoustics-HowtoreducethetransferofstructurebornesoundincouplingsInmanycases,torsionalvibrati***areareasonforthegenerationofnoiseemissi***.Theprimarypathofthesesoundtran***issi***usuallygoesfromasourceliketheenginethroughtheenginemountintothesurroundingstructure.Meanwhile,theenginemountsareimprovedtoblockmostoftheseemissi***.Thus,e.g.inluxuryyachtsandcruiseships,thesecondarypathfromtheengineviathecouplingintothegearboxandfinallyintothesurroundingstructurebecomesacriticalissue.Asthepowertrainbetweenthegearboxandthepropellerhastobestiff,theclassicalmethodsforthereductionofstructurebornesoundareoflimitedusefortheseparts.Theelasticcouplingisadrivelinecomponent,wheremodificati***canberealisedinordertoreducetheoverallsoundemission.Toreducethesoundtransferdirectlyinthecouplings,atestrighasbeenc***tructed,whichallowsthemeasurementofthetran***issionlossunderrealisticloadconditi***.Thecouplingcanbepre-stressedandtorsionalvibrati***aswellasstructurebornesoundaregeneratedusingelectrodynamicshakers.Themeasuredtran***issionlossisthebasefortheacousticoptimizationofthecouplings.TheoreticalBackgroundGEISLINGERKTR联轴器ROTEX-110EN-GJS-400-1592SHA98SHA图片,KTR...马可波罗网提供了天津艾奇逊科技有限公司***新***全的KTR联轴器ROTEX-110EN-GJS-400-1592SHA98SHA产品图片及其相关产品信息,具体的产品图片以KTR联轴器ROTE...KTR联轴器ROTEX-14AI-D92SHA98SHA联轴器弹性块梅花垫图片,...马可波罗网提供了天津艾奇逊科技有限公司***新***全的KTR联轴器ROTEX-14AI-D92SHA98SHA联轴器弹性块梅花垫产品图片及其相关产品信息,具体的产品图片以KTR联轴...KTRROTEX14/19/24/28AL-D92SHA98SHA联轴器胶垫图片,KTR...马可波罗网提供了天津艾奇逊科技有限公司***新***全的KTRROTEX14/19/24/28AL-D92SHA98SHA联轴器胶垫产品图片及其相关产品信息,具体的产品图片以KTRROTEX14...KTR-ROTEX28联轴器-KTR-ROTEX联轴器弹性体-弹性垫_机械及...L645711ROTEX梅花形弹性联轴器;型号:ROTEX-14AI-D;材质:铸铝;弹性体可选92SHA或98SHA;成品孔径6-16mm;品牌:KTR;产地:德国询价style='display:none'产品报价包含...【德国KTRKTR联轴器D02038001RotexKupplung38GGΦ42H】...类型：联轴器中国供)秦皇岛维克托国际贸易有限公司为河北秦皇岛德国KTRKTR联轴器D02038001RotexKupplung38GGΦ42H批发厂家,供应河北秦皇岛德国...石家庄KTRROTEX联轴器-ROTEXGS联轴器-KTR梅花联轴器厂家|...提供KTR梅花联轴器,我公司提供的ROTEX梅花形弹性联轴器-轴连轴器。KTR梅花联轴器厂家-KTR梅花联轴器价格-KTR梅花联轴器企业,KTR梅花联轴器详细介绍,点击查看。...KTR联轴器、ROTEX联轴器、ROTEXGS联轴器、ROTEX梅花弹性...ROTEX联轴器、ROTEXGS联轴器、ROTEX梅花弹性联轴器、KTRROTEX联轴器价格。传动系统,济南融恩机电设备有限公司主要经营KTR联轴器、ROTEX联轴器、ROTEX...Geislinger盖斯林格Geislinger联轴器KTR联轴器KTR-ROTEX联轴器KTR-RADEX联轴器KTR-TOOLFLEX联轴器BoWexFLE-PA尼龙飞轮联轴德国KTR联轴器00005693Rotex38GS图片,德国KTR联轴器...这里是秦皇岛维克托国际贸易有限公司的产品图库,包含德国KTR联轴器00005693Rotex38GS产品图,德国KTR联轴器00005693Rotex38GS样板图,德国KTR联轴器0000569......ROTEX防爆性能好德国KTR100%原装进口梅花形弹性联轴器】...马可波罗网)提供北京汉达森国际贸易有限公司相关企业介绍及产品信息主要以KTRROTEX防爆性能好德国KTR100%原装进口梅花形弹性联轴器为主,还包括了...德国KTRKupplungstechnikG-北京朝阳望京工业设备-百姓网德国KTRKupplungstechnikG?‌‌mbH自从进入中国市场以来,凭借其德国制造的的品质,尤其是其ROTEX系列联轴器,在工程机械行业占领了较大的市场份额,在中国联轴器市...联轴器Inmachineacoustics,thestructurebornenoiseisthemainsubjectofresearch.Thefollowingimageshowsatypicaldesignofamarinepowertrainusingahigh-speedengine:Thetorqueistran***ittedfromtheengineviaacoupling(inthiscaseaGeislingerGesilcocoupling)tothegearbox.Thewayhownoiseisgenerated,transferredthroughastructureandfinallyradiatedintothesurroundingareacanbedescribedwiththegeneralequationofmachineacoustics:Theequationincludesthefollowingparameters:P=acousticpowerF=excitationforceZE=inputimpedanceTv=transferfunctionofthestructurebornsoundσ=radiationfactor(ρ?c)Air=impedanceofthesurroundingmedia(usuallyair)S=radiatingsurfaceMeasurementofsoundtransferincouplingsTomeasuretherelevantacousticparameters,aspecialacoustictestrighasbeendesignedatGeislinger.Forthemeasurement,thecouplingcanbemountedwithorwithoutaxialorradialdisplacement.Itcanalsobepre-stressed/pre-loadedwithtorque.MethodsforthereductionofthesoundtransferOneofthemainadvantagesforGeislingeristhe***ailabilityandexperienceofcouplingsproducedoutofdifferentmaterialssuchassteel,compositematerialorelastomer.Eachmaterialhasdifferentacousticbeh***ior.Combiningthesedifferentmaterials,acouplingcanbeacousticallyadaptedtotheneedsofthespecificcostumer.)