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Zero- phase filtering based on overlapping segments of the order tracking filter

lProcessing, 1995; 9 (6) :647-655BossleyKM. MckendrickRJ. Hybridcomputedordertracking. MechanicalSystemsandSignalProcessing. 1999; 13 (4) :627-641FyfeKR, MunckEDS. Analysisofcomputedordertracking. MechanicalSystemsandSignalProcessing, 1997; l1 (2) :187-2O5GustafssonF. Determiningtheinitialstatesinforward-backwardfiltering. IEEETransactionsonSignalProcessing. 1996; 44 ( 4) :988 - 992 Jiyue Bo . Qin Shuren , Tang Baoping . Zero- phase digital filter. Chongqing University . 2000; 23 (6) :4-7GuoYu. QinShuren,[link widoczny dla zalogowanych], LiangYuqian. Theordertrackingofrotatingmachinerybasedoninstantaneousfrequencyestimation. ISIST2OOroceeding, 2002; 3:547-552 Hu Guang book. Digital signal processing. Beijing: Tsinghua University Press ,[link widoczny dla zalogowanych], 1997MethodofOrderTrackingFilteringofRotatingMachineryBasedonZero-PhaseDistortionDigitalFilteringwithSegmentationOverlapGuoYuQinShurenTangBaoping (TestCenterofMechanicEngineeringCollege,[link widoczny dla zalogowanych], ChongqingUniversityChongqing, 400044) AbstractAnewmethodofordertrackingfilteringofrotatingmachinerybasedonsegmentationzero-phasedistortiondigitalfilteringisproposedinthispaper. Incontrastwithtraditionalmethodsofordertrackingfiltering, thismethodincludessomeadvantages. Forexample, nohardwareisrequiredtOproceedtheordertrackingfilteringandnofrequencyshifttOoriginalsamplingdataetc. Theprinciplesandalgorithmsofthemethodarediscussedindetailinthispaper. AtiptOrestraintheboundaryeffectcausedbydigitalfilterisintroduced. Thedatasegmentationwithoverlapisproposedindatasegmentationfiltering. Simulationvalidalesthemethod. Keywords: rotatingmachanisms; ordertracking; zero-phasedistortiondigitalfiltering male first author Yu Guo ,[link widoczny dla zalogowanych], Ph.D. , lecturer. December 1971 students. Phone : (023) 65106973; E-mail: shurenqin @ yahoo. com. cn

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