Technical

Have a specific technical question? Looking for some specific advice from others in the RE community? Ask it here!

topics

Subject Started by Replies

home wind energy


I am wondering if there is any kind of windmill that very small.  I live in a sub where there are very fussy about how ever...
Lisa E. 0

Charging batteries with generator


LAST EDITED ON Nov-08-05 AT 04:47 PM (EST)Hi,I have a small system in my rural cabin.  2 panels, charge controller, 2 ...
kos kostmayer 0

Charging Batteries with a battery charger?


I would like to know if it would be possible, to charge my batteries with a ac battery charger when there is no sunlight? Would ...
Luis Velez 0

Charger for Li-ion battery pack


I have a 140 watt-hour Li-ion battery pack that I use to recharge/power my digital camera and GPS in the field.  The pack r...
Scott Stewart 0

Heat recovery for Gas DHW heater...


I am building a waste heat recovery system that will use the hot waste exhaust gases (about 350 to 500 degrees) to preheat the i...
Arcandspark 0

NiFe batteries / how to cycle with 4024 / rebuild ?


I have a set of used NiFe batteries, 20 cells wired in series. The man I bought them from told me to use them hard to build...
Robert Marsh 0

Need Manual for Pulse PM60 Controller


I have not been able to find one on the web.  Can anyone help?
kscotay 0

air conditioning in tx


I am trying to figure out the best way to go about cooling my home. I live in north tx. My current thought was to get a small wi...
rick davis 0

Thermosyphon Plans


Does anyone know of any DIY plans for building a thermosyphon hot water system?
Dan Antonioli 0

Water turbine...really confused...


Hello, Im new to the alternative energy scene but im doing my best to get into it, Im currently in the works of building a cabin...
Scotty Lucas 0

Ballast system for flat roof


I will be installing a fairly large array on a flat membrane roof.  Does anyone have info on ballast systems, how much weig...
Sam Avery 0

need a little help with my first solar experience


Hello , I started researching solar a couple of months ago in preparing to build my system this spring. First of all some backgr...
Damon Hyde 0

induction motor


Can I use any induction motor to buit a wind generator?
Victor 0

Outback GVFX?


I have a question specific to the Outback GVFX series inverters. I was considering the purchase of an Outback VFX inver...
Dustin D 0

Peanut Butter in Chocolate?


You may remember this advertising slogan from not that long ago. "You got peanut butter in my chocolate." "No, yo...
Thomas Allen Schmidt 0

Help with Solar Air Heaters


I work at a ReStore; we get donated building materials and resell them cheaply.  We recently got three Solar Air Heating Pa...
Staysee Bogan 0

Windmill Causeway


I live in Texas an want to make them build what I am calling a Windmill Causeway.�  You may recall on South Padre Island...
Sco B 0

dr2412


hi is there any way to disable the ac pass thought on the dr2412 so that it is just an inverter when on the batt. and a charger ...
timothy walker 0

Exeltech XP1100


HiI'm interested in purchasing the Exeltech XP1100 24v DC 230v AC inverter. Anyone has some experience to share before committin...
Brian Ellul 0

Converting a regular heat tape (gutter ice) to work off a 15W Solar Collector?


I am a solar newbie, experimenting with a Northern Industrial Tools High Wattage Solar Panel – 15 Watt. I would like ...
Joe DeBottis 0
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