cosmOS@lemmy.zip to Showerthoughts@lemmy.world · 4 个月前My apartment building gives me free water but I pay for electricity. What if I run the faucet nonstop and rig up a hydro turbine in my bathtub to generate my power from it?message-squaremessage-square99linkfedilinkarrow-up1412arrow-down120
arrow-up1392arrow-down1message-squareMy apartment building gives me free water but I pay for electricity. What if I run the faucet nonstop and rig up a hydro turbine in my bathtub to generate my power from it?cosmOS@lemmy.zip to Showerthoughts@lemmy.world · 4 个月前message-square99linkfedilink
minus-squareBrkdncr@lemmy.worldlinkfedilinkarrow-up2·4 个月前Evaporative air coolers only need enough power to run the fan.
minus-squarefuckwit_mcbumcrumble@lemmy.dbzer0.comlinkfedilinkarrow-up4·4 个月前Unless you live in a desert, or some other area where added humidity is a bonus then “swap coolers” are doing more harm than good.
minus-squareboonhet@sopuli.xyzlinkfedilinkarrow-up1·4 个月前That’s true. Humidity is a negative here in the summer, would like more in the winter. How about pumping really cold water through radiators? Not as much cooling as AC, but with free cold water…
Evaporative air coolers only need enough power to run the fan.
Unless you live in a desert, or some other area where added humidity is a bonus then “swap coolers” are doing more harm than good.
That’s true. Humidity is a negative here in the summer, would like more in the winter.
How about pumping really cold water through radiators? Not as much cooling as AC, but with free cold water…