
More efficient motors are surging ahead
Lexicon by Interesting Engineering
00:00
EV From Scratch
The ball screws eventually will need to be replaced or worn out, but that's not our end. And so I can't speak at the word deeply to that, but I think they can get similar life to what you get there. So now you have a system which has all the benefits you were looking for from electric system. What they'll do right now is put a hydraulic motor on a hydraulic pump that does technically make it electric. But as he said, it ends up using easily twice the energy and you don't get the maintenance,. You don’t get the precision, you don"t get the control, you've got all the downsides of the hydraulics.
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