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Old 11-13-13, 05:09 PM   #30
AC_Hacker
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Quote:
Originally Posted by jeff5may View Post
...Both solid (silica gel cartridge) and liquid (brine solution) systems have been used in commercial applications since the energy crisis of the 70's happened...
OK, so we're talking about driveway salt dissolved in water, right?

Do we have a how-to yet?

Hmmm...

I just took a 50 lb bag to the dump, too.

So what is the critical % and how do you measure it?

Looks like the CO2 sensor project I did could be used, but you'd excise the CO2 part, and keep the humidity/temperature sensor, and use that as your input to modulate your PWM stream which could control your pump... Or use the set-point approach... on & off as required.

But getting rid of the water in the brine would be the real task.

-AC
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