From the course: Practical Engineering

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How blackouts work

How blackouts work

- We usually think of the power grid in terms of its visible parts, power plants, high voltage lines, and substations, but much of the complexity of the power grid comes in how we protect it when things go wrong. Because of the importance of electricity in our modern world, it's critical that we're able to prevent damage to equipment and perform repairs quickly when they're needed. The grid got its name for a reason. It's an interconnected system, which means that if we're not careful, small problems can sometimes ripple out and impact much larger areas. So it's protective systems are thoughtfully designed to work together and minimize the number of people affected when faults occur. Hey, I'm Grady, and this is Practical Engineering. On today's episode, we're talking about power systems protection and how blackouts work. (bright music) (gentle music) Things go wrong on the grid all the time, just like a car,…

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