Abstract: Recent trends in smart substations have massively motivated the integration of low-power instrument transformers (LPITs) for the purpose of metering, monitoring, protection, and control. In ...

Sewing machines looked simple, but their inner workings were anything but. Engineers had to invent an entirely new way of sewing to make machines possible. Tiny mechanical movements worked in perfect ...

Abstract: This paper discusses the factors to consider for sizing current transformers (CTs) for line protection applications. We first cover CT basics, with emphasis on errors and ac and dc ...

More than 20 years ago, the journal of the Child Welfare League of America devoted an entire issue to the problem of children removed to foster care or trapped there because their families didn’t have ...