 Wysłany: Nie 3:38, 08 Maj 2011 Temat postu: ed hardy danmark Based on Wavelet Transform rotati |
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| Based on Wavelet Transform rotating machinery vibration signals of the data compression method
ionofwavelettransformtocompressionofmechanicalribra111) natidataCybenetiesandSystems, 1997; 28 (3) :225 - 2443HeZY · WuLN-Periodicpredictionandswitchedadaptationinvibrationsignalcompression1991PacificRimConferenceonCommunications. ComputerandSignalProcessing. PiscatawayNJUSA, 1991,ed hardy danmark, IEEEVictoriaISection. 1991:1901964 MallatStWenLHSingularitydetectionandprocessingwithwavelets. 1EEETrans iv rios0nInformationTheory. 1992; 38 (2) :617-641MethodofDataCompressingforRotatingMachineryVibrationSignalBasedonWaveletTransformxuMinqiangZhangJiazhongZhangGuobinHuangWenhu (DepartmentofAstronautics & Mechanics,franklin & marshall, HarbinInstituteofTechnologyHarbin.150001) AbstractInthepaper-thegeneralpropertiesofrotatingmachineryvibrationsignalsaresummarizedandtheutilityofwavelettranformtodetectthesingularitiesofsignalisreviewed,mulberry tasker, Onthiasis. aformofrepresentationofavibrationsignalisproposed · whichiscomprisedofthedecomposedwaveletcoefficientsandthespecializedfrequencycomponentsinthespectrum. Thewaveletcoefficientsindicatethesingularitiesofthesignal, whilethefrequencycomponentsreflectitsnorma] characteristics. Thetotaldatasizeofsucharepresentationisfarlessthantheoriginaltimedomaindatasizeandanapproachforsignaldatacompressionisthusproposed. Thepresentedmethodhaeenappliedtosomeactualvibrationsignalsaswellassimulationsignalswithgoodresultsobtainedinrespectofdatacompressionratioandsignalreconstruction. Keywordsvibrationsignal; rotatingmachinery {datacompression; wavelettransform the first of the strong men Restraints Min , Associate Professor ,ed hardy lippis, September 1960 students. Phone : (0,Abercrombie and Fitch,151) 6414479; E-mail; xumq @ hopehit, educn 相关的主题文章： abercrombie uk Based on structured singular value μ-synthes mbt shoes sale The choice of packaging design idea mac cosmetics discount Packaging design multimedia |
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