Failure rate curve

Posted in Operations and Supply Chain Terms, Total Reads: 1870
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Definition: Failure rate curve

This is the graph which gives the rate of occurrence of a failure of some system. It is also called bath tub curve. The component can be any electronics or engineered system.

The rate of occurrence is high during the in initial years and subsequently drops down but after the component is used for sometimes its failure rate increases due to normal wear and tear. To calculate the failure rate mean time between failures is noted and recorded over a period of time.


It is veru important to observe and understand the pattern of failure of a system specially where component is very important for the safety and security of overall system.

In terms of operations it is used to calculate the means distance between the failures especially for the transport industry.


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