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Reviewing Electric Motor Reliability Research

What did the studies really say—then and now?

BY HOWARD PENROSE, Ph.D., CMRP

One of the most frequently quoted studies related to electric motor reliability is a 1983 Electric Power Research Institute (EPRI) project, entitled “Assessment of the Reliability of Motors in Utility Applications: IEEE Transactions on Energy Conversion”. It has been used to support a variety of programs, equipment, and other electric motor strategies.

In fact, this author has cited other papers that...

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