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 Wysłany: Nie 2:33, 08 Maj 2011 Temat postu: abercrombie outlet When the cycle of excitation at |
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When the cycle of excitation at any position of power flow Beams
ltispanCurvedBeams, lournalo / theAcousticalSoclelyofAmerica, Vo1.53.1973, pp. I170-1183 No. of Zhang Xiaoming , etc.; in any position to tender periodic vibration of simply supported beam when the power flow : 5] Goyder,mulberry taske, H. G. D. andWhite, R. G. : VibrationalPowerFlowfromMachineSintoBuilt-upStruCtures, Journalo / SoundandVibration, Vo1.68L980, Pp. 59-756] Zhang, X. M. andZhang,christian louboutin shoes, W. H. 1VibratlonalPowerFlowinaPeriodicallySupportedBcam, Proceedings. ,} BInternaHonMConferenceofAppliedMechanics, AppliedMechanics, P. R. China,abercrombie outlet, 1989, PP. 606-6Ll a {Vibrational:: PowerFlowInAPeriodicallySupportedBeamExcitedatAnyPositionZhangXiaoraingZhangWeiheng (HuazhongUnirersitYofScienceandTechnology) AbstraetThevibrationalpowetflowinaspatia1lyperlodicsupportedbeamisfurther5tudled. Theinfluenceofexcltationlocationontransmittedandtravellingpowerflowisinvestigated. Fordlfferentpropagationbands, thetransmittedpowerflowcanbereducedtotheminimumbysuitab1Yadjustingtheexcitationposition. Nomatterwherethebeamisexcited,Christian Louboutin, Powerflowtravellingalongthebeaminthepositlyeandnegatlyedirectionaresameandequa1onehalfOfthetransmittedpowerflow. Theeffectofstructuraldampingonpowerflowisalsostudied. Inthiseasetheperiodicbeamisexcitedatthemiddlepointofonebay. Thetransmlttedpowerflowiseffect; velycontrolledbythedampingneartheboundingfrequentiesoftheoddpropagationbands. ThetravellingpowerflowisefleetivelYdecreasedbydampinginthepropagationbands. 'keyword ~ ibeam, powerflow, exciatlon, structaraldamping ::={= with capsule : Naxi guide San c0sKLsinhKL-sinKLeoshKL - i face plant on a ,abercrombie günstig, = sinhKLsinKL (coshKL-COSKX) - sinLCOShKLsinhKX + COSKLsinhKLsinKX ------- Lo set to open a set ■ ------- sinKLsinhKX - sinhKLsinKX2E1K0sinhKLsin which is the crossing number , L the span length, is the exciting point coordinates.
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