Transcription of Monitoring Reciprocating Compressors - Vibration
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Monitoring Reciprocating Compressorsfor the Vibration InstitutePiedmont ChapterSeptember 18thMary Margaret Chapman Degree in Computer Science from the University of Tennessee Worked for CSI 1988 to 1996 Worked for MachineXpert1996 2002 Worked for PCB Piezotronics2002 End 2012 Worked for Windrock Beginning of 2013 to PresentWhat is a Reciprocating machine?A Reciprocating machine is one which rotational movement is turned into Reciprocating motionThis is normally done with the use of a crankshaft, connecting rod and crosshead or pistonFFT Monitoring for Rotating Equipment Components that PdMpersonal use to get FFT data:-Accelerometer-Cable-Data CollectorVibration measured as a function of time but also as a function of frequency or phaseFFT Example on a Reciprocating CompressorNormal Horizontal and Axial readings on end of cylinderLots of energy related to running speed could make it hard to determine issuesVibration on the cross head of a compressor Throw An Example of the limitations of Waveform/FFT analysis on a Reciprocating compressorYou Know something is wrong but what is the problem?
Monitoring Reciprocating Compressors for the Vibration Institute Piedmont Chapter September 18th
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