PugJesus@lemmy.worldM to HistoryPorn@lemmy.worldEnglish · 2 months agoMiners showing a bomb dropped on them via airplane by company thugs, Battle of Blair Mountain, USA, 1921lemmy.worldimagemessage-square18fedilinkarrow-up1335
arrow-up1335imageMiners showing a bomb dropped on them via airplane by company thugs, Battle of Blair Mountain, USA, 1921lemmy.worldPugJesus@lemmy.worldM to HistoryPorn@lemmy.worldEnglish · 2 months agomessage-square18fedilink
minus-squareTWeaK@lemm.eelinkfedilinkEnglisharrow-up10·2 months agoThat’s way too fast, you need a speed of 3600 RPM to generate at 60Hz (3000 RPM for 50Hz).
minus-squareweker01@sh.itjust.workslinkfedilinkEnglisharrow-up5·edit-22 months agoWell depending on the torque we could use some transmission or produce at a bit above 400Hz and use large frequency changers.
minus-squareMadison420@lemmy.worldlinkfedilinkEnglisharrow-up4·2 months agoWoah we went some torque too, ≈15k happens to be a nice multiple of 3 so just gear reduce it down to 3k.
minus-squareD1G17AL@lemmy.worldlinkfedilinkEnglisharrow-up3·2 months agoSiphon off the excess into a flywheel and then use that to drive the turbine.
That’s way too fast, you need a speed of 3600 RPM to generate at 60Hz (3000 RPM for 50Hz).
Well depending on the torque we could use some transmission or produce at a bit above 400Hz and use large frequency changers.
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.