Author Archives: Murray Wiseman
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Posted in Health Safety Environment, RCM, RcmAnal
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Posted in RCM, RcmAnal
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Posted in RCM, RcmAnal
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Does historical age data have value?
The following is a quote from a well known consultant: The biggest problem we have is lack of data… The data we do have in most cases is subject to different conditions as well. So if I have managed to … Continue reading
Posted in CBM, Data and samples, EAM, Reliability Analysis
Tagged CBM and CMMS, EXAKT, Failure data
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Reliability trend yes Weibull analysis no
Building a Weibull model from a sample of data that covers a prolonged duration assumes that all failure times observed are “independently and identically distributed” (iid). That means that no change occurred in the inherent reliability of the item over … Continue reading