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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 ...
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 ...
A related term sealing current (aka wetting current or fritting current) is widely used in the telecommunication industry describing a small constant DC current (typically 1-20 mA) in copper wire loops in order to avoid contact oxidation of contacts and splices.
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The Bard–Schweitzer approximation estimates the average number of jobs at node k to be: [1] [7] () which is a linear interpolation. From the above formulas, this approximation yields fixed-point relationships which can be solved numerically. This iterative approach often goes under the name of approximate MVA (AMVA) and it is typically faster ...
"I can't put into words how I felt − anger, sadness and worry," Dustin Reed, whose 7-year-old daughter Madelynn attended the community-based instruction outing, previously told USA TODAY.
Rep. Alexandria Ocasio-Cortez announced on Friday that she is jumping into the race to be the top Democrat on the influential House Oversight Committee.