Technical

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topics

Subject	Started by	Replies
charge controller with Ametek permanent magnet motor Hello,I am putting together a microhydro system using a 20V Ametek permanent magnet motor with a waterwheel. I need a charge con...	joe wood	0
panel size Im installing an attic fan,drawing 2.8 AMPS AT 120 VOLTS,im not sure what size panel to use.Also,can i expect to run this fan al...	richard matthews	3
battery charging set-up I have an a-frame pop up camper, live in CO and am interested in a solar battery charging set-up. I'm looking at the Uniso...	Cheryle Sullivan	2
diodes I'm using a trace C40 controller so I don't need to use diodes on paniels but decided not to remove them. How does this af...	Ernie Smith	2
Need help with Solar water heating,Collectors Hello I live near Canada where we get -30 during winter. I have A indirect hot water heater,in conjunction with home hot w...	Chuck Smith	1
Ohm's Law http://www-gap.des.st-and.ac.uk/~history/Mathematicians/Ohm.html	Thomas Allen Schmidt	1
I'm just getting started and could use some advice. « 1 2 » I'm building a shed in my back yard and would like to experiment by powering it with solar. I'm looking for a simple configurati...	Mike Vettori	6
Building a new home in Ariel, WA - need spec recommendations I am building a home in Ariel WA where we have sun January through October. I need help designing the system. The home is 3600 s...	Donald Clifford	3
windpower generators I am looking for the best price on a new complete package windmill that will produce app.400,000 kw a year in an ar...	Dave Graybeal	0
Solar Panels We have 8 large (4'X 8') solar panels on our roof. They are not in use now. We believe that they were original to th...	S. Redfield	1
water heating panels, tanks.. last=years Alternate Energy Technologies BRAND last how long and what grade would they be rated? How long do these tanks and pumps last? I ...	Chris Anda	0
Water HEATING in winter - shade morning+afternoon? I want to get a closed loop system. There is shade in the morning and afternoon. I can not remove many trees on the afternoon si...	Chris Anda	0
mullbank composting toilet I have a Mullbank composting toilet I bought, brand new, but no instructions. It is electric, has a paddle type cylinder i...	Gg	2
Non-matching PVModules Can you connect different size modules to a charge controller. I have one 80W and one 40W and each is protected by a diode, and ...	dave gundlatch	2
Active wifi repeater with solar cell Hello,Im new to the solar system.I need to setup an active repeater for my wireless lan. My access point uses 5V @ 1 AMP. The un...	Alexander Johansen	1
Dump Load units I am just about finished with a proto type dump load I made using peltier thermocouple devices. These little items are ust what ...	Arcandspark	1
alternative energy for a hotel I need to find a good alternative energy to put into a hotel that is being built in costa rica. I would like to make it eco. fri...	Paul	1
Geothermal from waterwells. There seems to to be no one interested in developing the geothermal potential possibilities of shallow 100'-500' wells. I ...	Jim	2
Wind turbines and air blowers Hola,I would like to connect an air blower (858 W; VAC: 115/230; Hz: 50/60; Amps 12.0/6.0) to a wind turbine that can supply eno...	Salvador Rego	2
C 40 Load Dump « 1 2 » DC Diversion ModeC-40 In this mode, all power, which is not used from Air 403 to maintain a full charge on the batteries, is div...	Fernando Claude	6

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