Quote:
Originally Posted by Minte
Our idea is to move more fluid with smaller but faster motors. The blade design takes a smaller bite. When we get it figured out we should have a more energy efficient pump in a smaller package. This is where the 3d printer really shines. The cost of making this prototype was probably $3.00 worth of material versus a couple of thousand dollars worth of very highly skilled labor to make it.
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Problem with fluid dynamics is running into cavitation when you try to spin too fast, which destroys impellers pretty quickly.
But you probably knew that.