Magnetohydrodynamics - Propelling Liquid Metal with Magnets!
What it is
Tech Ingredients explains the principles of magnetohydrodynamics and builds several demonstrations, including propelling liquid metal and electrolytes with magnets and a railgun-style setup.
Why Hacker News recommends it
It comes up as a great explainer on magnetohydrodynamic drives and pumps in threads about silent submarine propulsion.
- 2 people recommended it
- 2 different months
- 1 strong recommendations
- first 2018, last 2023
What HN commenters said
“There's a great video from one of my favorite YouTube channels about Magnetohydrodynamic drives.”
Great explainer on magnetohydrodynamic drives from a favorite channel.
bloudermilk, 2020-01 · Strong recommendation · in “The propeller is giving way to the pump-jet propulsor on larger submarines”
“there's a video on the Tech Ingredients channel that explains magnetohydrodynamic pumps”
Explains how magnetohydrodynamic pumps work.
elihu, 2023-06 · Recommendation · in “Taking a New Look at Fundamental Tech for Quiet Undersea Propulsion”
Excerpts from Hacker News comments, linked to the originals. Summaries and labels were written by a language model from those comments.
Topics: mhd, liquid metal, magnets, propulsion, electrolytes
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