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SEL was founded in Pullman, Washington in 1982 when Dr. Edmund O. Schweitzer III invented and marketed the first all-digital protective relay. Schweitzer created the relay as a Ph.D. project while at Washington State University. He sold his first product, the SEL-21, to Otter Tail Power Company in Fergus Falls, Minnesota in 1984. Otter Tail ...
The digital/numeric relay was invented by George Rockefeller. [2] George conceived of it in his Master's Thesis in 1967–68 at Newark College of Engineering. [3] He published his seminal paper Fault Protection with a Digital Computer [4] in 1969. Westinghouse developed the first digital relay with the Prodar 70 [5] being developed between 1969 ...
Schweitzer and his wife Beatriz are active philanthropists. They support numerous causes related to education and caring for those in need. For example, in 2018, they pledged 3 million dollars to their Alma Mater, Purdue. $1.5 million going to the School of Electrical and Computer Engineering to endow a professorship, and another $1.5 million ...
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The group expects that shoppers will have made $979.5 billion to $989 billion worth of purchases in November and December, which would represent a 2.5%-3.5% increase over the same two-month period ...
In queueing theory, a discipline within the mathematical theory of probability, mean value analysis (MVA) is a recursive technique for computing expected queue lengths, waiting time at queueing nodes and throughput in equilibrium for a closed separable system of queues.
A full team effort took place to get the Lions back in position to kick a game-winning field goal. The defense picked off C.J. Stroud twice and consistently put him under duress with the pass rush.
The last image we have of Patrick Cagey is of his first moments as a free man. He has just walked out of a 30-day drug treatment center in Georgetown, Kentucky, dressed in gym clothes and carrying a Nike duffel bag.