jonr ✭✭✭✭

> a larger battery jar...all that extra water Say one uses SG 1.220 vs 1.265.   That's an unnoticeably 4% larger battery jar to get the same amount of sulfur.

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• Re: Off grid electric cooking and opportunity loads

  jonr

  March 2017
  A 90W compressor seems about right to opportunistically cool water surrounding a set of batteries in an insulated box. Evidently reducing lead acid battery temp from 33C down to 25C can double life. …
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• Re: diesel co gen with PV assist..

  jonr

  November 2016
  > and engine will run 90 % of rated kw Consider getting a larger engine such that you can get the heat you need while running at 50% output and a low rpm (say 2300). There will be less engine wear…
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