Technical Discussion: Other

Have a technical RE question that doesn't fit in our other categories? Looking for some specific advice from others in the RE community? Ask it here!

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Subject Started by Replies

What MPPT???

Aboard my sailboat I have one 130W PV panel and three Rolls 4-D batteries, 185 AH each. I may add another 130W PV panel. What si...
Stephen Brown 1

What is wrong with my system?

I have succeeded to up running a 1000watts non-glass type panel system at home and something happen on the second day.  Aft...
Gary C 12

What is the Best Battery Size?

I have the AirX 400W 12VDC Wind Turbine and a 2500W Inverter. What is the best size battery to use in between the two? I could a...
Stephen Cord 2

What is More Environmentally Friendly?

Hi, My wife and I live in the Trenton, NJ area and would love to have a solar PV system installed on the roof of our ho...
Wallace Kowrach 2

What happens when you short circuit a PV while connected to the controller?

Hiya, I have a single Global Solar 12 volt, 12 watt panel, connected directly to a Morningstar SunSaver 10, which is th...
Ryan Bond 2

What exactly to buy to run TV.

Hi everyone, I'm really new to the whole alt energy scene, but I'd like to run my 20" 75w TV off solar. ...
Dave Rigotti 12

What do you understand by these terms?

[The 400KW Singleton solar farm produces enough electricity produces 550,000 kilowatt hours of electricity which is used to supp...
Vincent Chow 2

Wattsun Elevation Actuator Drive

I have a friend with a Wattsun AZ-225 (the uber one) whose elevation actuator drive is acting funny.  When in manual mode, ...
Hank Sandhoff 3

wattage, voltage, charge controllers oh my!

Just tried to set up a Sunfilm 1200 (1.2 amp) flexable pv panel to charge 12 V batteries on a small sailboat. The contacts from ...
Gary Barney 1

Wattage for a Wind Turbine - what does it mean?

I was looking at the Air Breeze information as compared to the Air X and noticed that the Air Breeze is rated at 200W while the ...
Jonathan Hunt 7

watt meter for DC

i'm starting a full 12V DC solar system and looking for a 12V DC power meter.  seems the kill-a-watt, only works with ...
Ryan Libre 10

waterwheels...

hi,i was interested in information for water pumps...I was interested in installing a mini working waterwheel in a fountain situ...
Bret Burroughs 1

Waterproof Junction Box?

I want to drill a 2 inch hole in my workshop wall. And then run a length of conduit from my DC500 outback box out through the ne...
Parker Jardine 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

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 heater trips off inverter??

 This may sound weird or funny but it happened to me. I have a Safari motorhome with a freedom 20 inverter/charger. The pro...
Layle Willis 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

washing machines and modified sine waves.

I'm new here and hopefully someone out there can help.  My household is run on solar and have the Trace DR 2424 inverter. &...
mona krupski 0

Want to build a small offgrid system

Any tips on battery bank sizing and electric average electric consumption? What could one 200 watt PV panel do for me ...
Jeffrey Guevara 4

Voltage tolerance for various network switches, cable modems, etc.

I have a small off grid solar setup.  Evergreen 47W panel, through a 4.5A SunGuard charge controller connected to a 12V dee...
Jonathan Hunt 0

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