methodologies Archives

ALE, FMEA, FMECA, qualitative methods: is it really what we need!?

ALE, FMEA, FMECA, qualitative methods: is it really what we need!? discusses the evaluation of systems’ failure. An array of methodologies exist. Among these the are Failure Mode and Effects Analysis (FMEA) and the Failure Mode and Effects Criticality Analysis (FMECA). Many Risk Assessment use Annual Loss Expected (ALE) as a metric for impact or consequences. Impact analysis of every potential defect on functionality The essence of FMEA/FMECA is the impact analysis of every potential defect on functionality of the…