[at-l] (OT) Solar Advances

[jbullar1 at twcny.rr.com (Jim Bullard)]

So wouldn't the energy efficient thing to do involve skipping the inverters 
and just hooking the 12V DC devices direct? I'm just saying.

At 03:17 PM 11/28/2005 -0500, Jan Leitschuh wrote:
>It's my reading that the folks who own the site are self-powered.
>Off the grid-ers, speaking to other like-minded.
>That makes the energy conservation info more "in your face."
>;-0.
>
>Jim Bullard wrote:
>
>>At 02:31 PM 11/28/2005 -0500, Jan Leitschuh wrote:
>>
>>>  Here's one cool website for both conservation and LED info.
>>>Plus all kinds of nifty alternative power info:
>>>
>>>http://www.otherpower.com/otherpower_conservation.html
>>
>>Ummmm. There's something I don't understand RE: the "Wall Warts" as the 
>>site refers to them. It says "These force you to make 12 volt DC power to 
>>charge your batteries, convert it to 110 volt AC with an inverter (and 
>>with power loss), then they convert it back down to around 12 volts DC 
>>(again at a loss)."
>>The power coming into my house is 110-120 Volt AC not 12 Volt DC. If we 
>>had 12 Volt DC at out wal sockets we wouldn't need the inverters. I'm not 
>>converting DC to AC and then back again. I'm converting AC to DC (once) 
>>and using it as DC.
>>The reason your house runs on AC BTW is that DC doesn't transmit over 
>>distances well. You want inefficient, a DC power grid would be it.