| Subject | Started by  |
Replies |
|---|---|---|
Problem with Trace C-60 charge controller.Has anyone else every had a problem with the "Over-temperature protection for electronic circuitry" (Installation and ... |
Thomas Allen Schmidt | 4 |
Solar Powered DC Water PumpHello, I will be traveling to Mina Nigeria next month to replace a gas powered water pump used for irrigation. Here is the scena... |
Terry Lewis | 3 |
how many amp hours is a car batteryhiabout how many amp hours is a car battery???and can i use a car battery or 2 with a inverter to run a celling fan ( about 17 w... |
Terry | 2 |
Permanent Magnet Alternatorsdoes any one know where to get a Permanent Magnet Alternator or motor cheap??? i need to ues it with a small engine ( 3 to 5 HP ... |
Terry | 3 |
Considering Solar/Wind systemsI live in the upper midwest and am considering solar/wind systems to help heat/cool my home. I am unsure how to proceed. &... |
Terri Ayers | 2 |
A solar panel system that will not go down.Hi everyone, I was hoping somone can give me some feedback. I need to design a solar system that will provide electr... |
Terence Liu | 1 |
Newbie soldering issueHi - I am trying to solder some 3 x 2 1/4 solar cells as described in a recent issue of MAKE - thank you Parker Jardine. After I... |
Ted Stevens | 0 |
Battery size calculation based on insolation and loadHow to find the size of the battery ie., based on load or based on the solar insolation.
If i hav a laod requireme... |
Tech Guy | 1 |
How to find the tilt factor for a given tilt angleHi all!!!!
I want to find the radiation on a tilted module. to find that i need to multiply radiation on horizontal sur... |
Tech Guy | 3 |
Controller for operating loads both with solar and ordinary powerHi all!
Can I operate my loads by using both solar and grid power at a time?
That means if my load require 500... |
Tech Guy | 9 |
Combining Grid power and solar powerHi,
I want to install a solar PV system along with grid power such that when there is a deficit of solar energy, I has ... |
Tech Guy | 8 |
Is charge controller available for 120V DC system?
Hi all,
My system voltage for the Solar PV sytem is 120V.
I chose this voltage because of the inverter which h... |
Tech Guy | 9 |
Freetricity.com« 1 2 ... 7 8 »Since I am interested in alternative energy sources, I looked into freetricity.com. I called them and the salesman I spoke to sa... |
Sue Smith | 229 |
Solar Charge Controllers - Is one made with standard "SAE connector" in & out??Greetings,
I'm a newbie to all this, so please bear with me. I just ordered a Global Solar Accessory Kit from Alte... |
Steven Silva | 9 |
Energy draw switchI own a small island in Canada that isn't connected to the grid. About 3 years ago we got our first renewable power, a simp... |
Steven Messer | 11 |
Batteries don't seem to hold a chargeEarly this summer, I came across 6 Caterpillar Batteries. They are all 12v Deep Cell 100Ah 750ccA batteries.
I already had 4... |
Steven Messer | 3 |
Best tradeoff for panel placement on an RVI just bought a BP 75W panel and Solar Boost 2000E controller for a small (22') trailer. The battery is at the front. &nbs... |
Steve Zalewski | 1 |
Can I use......Hello all!
I am wondering if I can use some spare UPS style batteries that I have on hand (eg. SLA 12-12AH @ 3.6A & SLA... |
Steve Wingfield | 6 |
Hey FolksI have just recieved (3) 4 volt 400 amp. hr. batteries to connect in series for a 12 volt system. I am new to this so here goes,... |
Steve Serge | 1 |
micro turbineConceptually, would it be possible/economical to generate electricity from a large irrigation system.I have a 3" water main (pur... |
Steve Rhodes | 10 |
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