@PugJesusM to HistoryPornEnglish • 15 hours agoMiners showing a bomb dropped on them via airplane by company thugs, Battle of Blair Mountain, USA, 1921imagemessage-square18arrow-up1286arrow-down11cross-posted to: [email protected]
arrow-up1285arrow-down1imageMiners showing a bomb dropped on them via airplane by company thugs, Battle of Blair Mountain, USA, 1921@PugJesusM to HistoryPornEnglish • 15 hours agomessage-square18cross-posted to: [email protected]
minus-squareTWeaKlinkfedilinkEnglish7•14 hours agoThat’s way too fast, you need a speed of 3600 RPM to generate at 60Hz (3000 RPM for 50Hz).
minus-square@Madison420linkEnglish3•8 hours agoWoah we went some torque too, ≈15k happens to be a nice multiple of 3 so just gear reduce it down to 3k.
minus-square@D1G17ALlinkEnglish2•6 hours agoSiphon off the excess into a flywheel and then use that to drive the turbine.
minus-square@[email protected]linkfedilinkEnglish4•edit-211 hours agoWell depending on the torque we could use some transmission or produce at a bit above 400Hz and use large frequency changers.
That’s way too fast, you need a speed of 3600 RPM to generate at 60Hz (3000 RPM for 50Hz).
Woah we went some torque too, ≈15k happens to be a nice multiple of 3 so just gear reduce it down to 3k.
Siphon off the excess into a flywheel and then use that to drive the turbine.
Well depending on the torque we could use some transmission or produce at a bit above 400Hz and use large frequency changers.