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Air Spring Vibration Isolator Calculation of the characteristics of

. Scientific Instrument, 1995; (1 ) :379 -384 Lin Tong Xiong [Japanese ]. Vehicles with air springs. Foreign Rolling Stock , 1990; (2) :16-18ErinC, WjJsonB,[link widoczny dla zalogowanych], ZapfeJ. Animprovedmodelofpneumaticvibrationisolator: theoryandexperiment. JournalofAutomobileEngineering, ProcInstnMeahEngrs. 1995; (209 ) :227 -234 YAO Guo-Zhi , Meng Guang , Fang Tong . ER damper and damping parameter estimation performance. Vibration Engineering , l997; (3): Zhu library. Air springs and control system. Jinan : Shandong Science and Technology Press , 1989TheCharacteristicsCalculationofPneumaticVibrationIsolatorHuangYingyunWuShanyueZhuShijian (InstituteofNoise & Vibration, NavalUniversityofEngineeringWuhan, 430033) AbstractInordertoavoidtheshortcomingofthetraditionalmethods, thispaperpresentsanewmethodforcalculatingthestaticanddynamicstiffnesscharacteristicsofairsprings. Onthebasisofthinshelltheoryandgasstateequation, themechanicalmodelisfirstlyestablishedwithfiniteelement (FE) numericalanalysismethod. AmultiplesteploadingandthediscreteloopcalculationforinnergaspressurearecarriedoutSOthattheinnergasvariationwiththeairspring'Sdeformationcanbesolvedperfectly. Aninteractix,[link widoczny dla zalogowanych], econtrolbetweenthegeneralFEprogramandusersubroutineisscheduled. Usingthismethod, thecharacteristicsofanactualpillow-typeairspringarecalculatedandstudiedindetail, andthefactorsaffectingairspring'Sverticalstiffnessareanalyzedbyadustingsomeparameters. Thecalculatedcurvematchesthetestsresuheverywell,[link widoczny dla zalogowanych], whichprovesthatthemethodisgreatpracticability. Thismethodimprovesgreatlyinefficiencyandprecisionfordevelopingairspring,[link widoczny dla zalogowanych], andissuitableforengineering. Keywords: absorbers; finiteelementmethod; numericalanalyzing; stiffnesscharacteristics Huang Yingyun the first of the male,[link widoczny dla zalogowanych], associate professor of Health in April 1960 . Phone : (027) 83621094; E-mail: hyy20 @ 263. netn98765432 ● O a

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