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Anatomy of the Power Grid

6 minute read

Published:

The grid moves electricity from where it is made to where it is used, in real time. A tour of the five parts that make that work.

Who actually runs the power grid?

9 minute read

Published:

You flip a switch. The light comes on. Somewhere, roughly a tenth of a second earlier, a generator a hundred miles away pushed a little harder to make that possible.

Understanding Transmission Line Failures in Power Grids

3 minute read

Published:

Imagine you are driving home during rush hour. Suddenly, the main highway bridge in your city is closed. Everyone diverts to the side roads. At first, it seems manageable. But as more cars pile onto the alternative routes, those smaller streets get jammed. Then, if it is a really unlucky day, one of those side roads also gets blocked. The traffic mess snowballs until the entire city comes to a standstill.

portfolio

The power flow has two answers

Published:

An interactive tutorial on alternate power-flow solutions, built on a two-bus system small enough to solve by hand. Click any starting point on the convergence map and watch Newton-Raphson pick one of the two answers.

teaching