World's Largest Batteries - (Pumped Storage)
What it is
Practical Engineering explains pumped storage hydropower, which makes up most grid-scale electricity storage. It covers how it works and why it fits only certain geographies.
Why Hacker News recommends it
Recommended as a clear explanation of pumped hydro and its limits in energy storage discussions.
- 4 people recommended it
- 4 different months
- 1 strong recommendations
- first 2020, last 2024
What HN commenters said
“Great channel if you're curious about everything related to humans relationship with water.”
Pumped storage as lake-based electricity generation.
carlhjerpe, 2022-10 · Strong recommendation · in “Geothermal may beat batteries for energy storage”
“Here's a good video on by Practical Engineering”
Explains pumped storage and its geographic limits.
PopeDotNinja, 2020-06 · Recommendation · in “Engineers find neat way to turn waste carbon dioxide into useful material”
“This video ( ) does an interesting demo”
Demo showing small energy in elevated water.
creato, 2020-10 · Recommendation · in “Ditch the Batteries: Off-Grid Compressed Air Energy Storage (2018)”
“There's a good watch on pumped hydro, and how it is kinda sucky”
Explains pumped hydro and its drawbacks.
gilbetron, 2021-10 · Recommendation · in “The booming business of knitting together the world’s electricity grids”
Excerpts from Hacker News comments, linked to the originals. Summaries and labels were written by a language model from those comments.
Topics: pumped storage, grid storage, hydropower, energy, civil engineering
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