resistors or capacitor banks? It seams like a resistor on a generator would just... | Hacker News

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		s1artibartfast on Feb 7, 2022 \| parent \| context \| favorite \| on: Union Pacific to buy 20 battery-electric locomotiv... resistors or capacitor banks? It seams like a resistor on a generator would just be a breaking load, and not actually capture any power.

Gare on Feb 7, 2022 | [–]

The end result is waste heat. Capturing it would be great, but a battery is needed for that. Capacitors are still not up to the task for that amount of energy.

bluGill on Feb 7, 2022 | [–]

I'm not aware of any locomotives that captures power from braking.

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