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Storing Solar Power on my ROOF!!!

Quint BUILDs · demo · Watch on YouTube

Renewables, batteries & storage3D printing, CNC & maker projects

What it is

Quint BUILDs tests a rooftop water storage setup in which solar power pumps water up to the roof and a turbine generates power later. He works through the numbers to show how much energy it actually stores.

Why Hacker News recommends it

HN commenters cite it as an entertaining reality check on home gravity storage, showing the yield is tiny compared to household needs.

  • 2 people recommended it
  • 1 different months
  • 0 strong recommendations
  • first 2022, last 2025

What HN commenters said

  1. “There is a great youtube channel that tests out different energy storage and harvesting setups”

    Solar pumps water to the roof, then generates power overnight.

    jammaloo, 2022-10 · Recommendation · in “Geothermal may beat batteries for energy storage”

  2. “I find him entertaining.”

    Entertaining rooftop water storage that does the math on scale.

    tharkun__, 2022-10 · Recommendation · in “Geothermal may beat batteries for energy storage”

Excerpts from Hacker News comments, linked to the originals. Summaries and labels were written by a language model from those comments.

Topics: pumped hydro, solar, energy storage, diy, rooftop

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