Resilience from Policy, Regulatory and Engineering Perspectives

Deck: 

Measure It

Fortnightly Magazine - April 2020
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esilience within the electric grid is increasingly a topic of conversation, but the discussions are plagued by the inexactness often applied to the term itself. Can one measure resilience before an event occurs that necessitates remedial action? 

Can resilience be computer modeled so that public utility commissions will authorize investments? Can meaningful comparisons be qualitatively and quantitatively made between reliability and resilience?

In effect, resilience has become a term like Kleenex — a commercial product and a generic categorization that leaves the reader in doubt as to whether the term is to be that specific product produced by Kimberly-Clark or the generic product marketed by a multitude of companies.

This article will offer some answers to how resilience might be defined, operationalized, and measured. It also will undoubtedly raise additional questions for consideration.

Defining Resilience

Part of defining resilience necessitates explaining how it is different from reliability and redundancy. Reliability is the probability that an item can perform a required function under given conditions for a given time interval. 

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