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Alternative Energy Discussion relating to the design and implementation of alternate energies.

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Old 25th March 2008, 04:07 AM   #76 (permalink)
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Looking good. It's good you chose a decent heatsink for it. How are you limiting the current though the dump FETs?
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Old 25th March 2008, 06:50 AM   #77 (permalink)
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Quote:
Originally Posted by kchriste
Looking good. It's good you chose a decent heatsink for it. How are you limiting the current though the dump FETs?
The dumploads are modiefied water heating element and ohm's law will dictate the current draw.

Example:- say my first dumpload starts at 27.5 volts and the resistance of my dumpload is 13 ohms I will get a current draw of 2.115 amps.

Simple

Cheers Bryan
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Old 25th March 2008, 11:42 AM   #78 (permalink)
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Looking good Bryan!!! I have no hope in converting our house to AE, since use soo much power here in Cairns. Aircons on all over the place here, youd need to cover the whole street in panels for it to work
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Old 26th March 2008, 11:01 AM   #79 (permalink)
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Quote:
Originally Posted by ljcox
We use natural gas for heating also. I intend to install a solar hot water system when our gas fired one dies. We thought about solar power, but the cost is large.
Didn't you read that article in 'Silicon Chip' about greenhouse... Haha...
Ref: Silicon Chip, July '07, August '07, September '07.
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