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Speed mechanical weak signal amplitude spectrum of time-varying multi-point average correction

Analysis. Vibration Engineering. 199912 (1): 12O a 12,[link widoczny dla zalogowanych],517 Zou. Digital signal processing. Xi'an: Xi'an Jiaotong University Press,[link widoczny dla zalogowanych], 1g8450-1O018 Zhu Limin. Rotating machinery condition monitoring and fault slander off several methods of signal processing: [Dissertation], Nanjing: Southeast University, Department of Mechanical Engineering. ] G99 plus m. Man killed children squatting rubidium Shan 098765432 ● 0 Man Hing Vibration Engineering Volume 14,[link widoczny dla zalogowanych], AmplitudeCorrectionApproachUsingAverageofSeveralPointsinDiscreteSpectrumforAnalyzingtheDynamicSignalofRotatingMachinerywithVaryingSpeedZhuLiminZhongBinglinXiongYouhen (DepartmentofMechatronies & EngineeringInformation, SchoolofMechanicalScience & Engineering.HuazhongUniversityofScience & TechnologyWuhan.430074) fDepartmentofMechanicalEngineering. SoutheastUniversityNanjing. 210096JAbstractInthepaper-thetheoryandmethodologyofamplitudecorrectionmethodusingaverageofseveralpointsindiscretespectrum-whichissuitableforanalyzingthedynamicsignalsofrotatingmachinerywithsmallvaryirlgspeed-isproposedandSysternatica [1ystudied. Itisdemonstratedthatwiththismethadtheaccurateamptitude0fthesigaalcomponentwLthweaklyfluctuatefrequency. andtheaveragingamplitudeofthesignalcomponentwithsmallfluctuationinbothfrequencyandamp] irudecanbeachieved. Theseriousleakageeffectintheamplitudespectrun] ofatime-dependentsignaiisalsoqualitativelyexplainedbytheproposedtheoryKeywords: signalprocessing; spectra] analysis; rotatingmachinery; varyingspeed; time-dependentsignal the first of the men and LM Chu. Post-doctoral. February 1973 Health and telephone; (027) 875a1765: Emalt: zhutm @ bust. edu. cn China Institute of Vibration Engineering election, the selection of China Association widespread influence and significance of the event. To ensure the successful convening of the meeting,[link widoczny dla zalogowanych], the Chinese Association for Science in the November 2000 issue of CAST group sent word [20oo] 226 notification, asked me to be based on the number of places allocated in strict accordance with the conditions of the election, the selection of candidates take notice of China Association for Science, the Institute carried out a careful study, clear the selection process. The executive director of the Council vote. Haiyan Hu was elected vice chairman of the 【Will do)

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