Math trick of the day: Mastering the 11 times table with your fingers

A simple finger trick for the 11 times table is helping secondary school students aged 12 to 16 improve mental arithmetic ...
IEEE

Grid-Forming Control for Solid Oxide Fuel Cells in an Islanded Microgrid Using Maximum Power Point Estimation Method

Abstract: Solid oxide fuel cells (SOFCs) are promising distributed generation technologies for their controllability and efficiency. Traditional SOFCs are controlled as a current source to deliver ...

America's Highway Numbering System Is Hiding A Giant Math Puzzle

Believe it or not, highway numbers actually make sense. Here's the logic behind odd and even routes, and why the system isn't as simple as it seems.
NC State Wolfpack

Three Finish with Double Digit Kills as Pack Falls to #5 Stanford in Four Sets

RALEIGH, N.C. - The NC State volleyball team (10-11, 3-8) took a set from fifth-ranked Stanford (19-3, 10-1 but fell to the Cardinal, 3-1, Friday evening at Reynolds Coliseum. The match was a back-and ...
Morningstar

Hubbell Earnings: Strong Grid and Data Center Sales Offset Double-Digit Grid Automation Declines

In the third quarter, Hubbell increased organic sales 3%, and with 30 basis points of operating margin expansion, earnings per share compounded more than 14% year over year. Results were driven by ...
IEEE

Grid Current Control Method Appling Active Damping for Three-level Flying Capacitor Inverter with Small LCL-Filter

Abstract: This paper proposes an active damping method in the grid current control for a three-level flying capacitor grid-tied inverter with high robustness against the grid impedance variation. The ...