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!

topics

Subject Started by Replies

Battery State of Charge

Most of the 12volts inverter cutout the battery at 10.5volts to prevent over discharging.   Based on the battery st...
Usman Kazaure Abdullahi 14

120 volts Vs 220 volts

Could someone educate me on country voltage of 120volts or 220volts? Countries like USA,JAPAN use 120 volts while UK,Nigeria use...
Usman Kazaure Abdullahi 1

Air Breeze performance

Hello, I would like to know if 'Air Breeze 24 volt' is good in my location. Details as follows; Latitude 9.019...
Usman Kazaure Abdullahi 2

DC Bulbs not working in some circuits?

Hello everyone!   I am running some compact florescent bulbs at a camp off the grid.   I was using an invert...
Truax McFarland 3

Help with 48v to 12v

Need some quick help with a situation. I have a 48v battery and a 12v inverter. As a temporary set up till I can get my 48v inve...
Troy Amason 4

electric heating element question

I have a 120v ac immersion liquid heater with thermostatic control (purchased from McMaster.com).  This is essentially the same...
Travis M 2

MC vs MC2

I just bought a pair of Mitsubishi panels here, and will probably be buying 6-10 more as I put more load on my new off-grid hybr...
Travis M 6

Why aren't reflectors used in PV arrays?

I've often wondered why photovoltaic panels are not used in conjunction with reflectors of some type to channel more light ...
Travis M 3

replacing glass on broken module

I just bought a pair of Mitsubishi 125w modules.  Both stayed in my garage until I was ready to pull them from the box and inst...
Travis M 4

Simple diversion controller

Hey,   I just finished getting my garage off the grid, and I'm pretty happy with what I have so far, using a ...
Travis M 4

Which PV module electrical connection is the best (purely subjective) ?

I've purchased two different large PV modules- Mitsubishi 125w modules with MC2 connectors, and Kyocera 130w modules with j...
Travis M 3

when it's time to upgrade inverter power...

Let's say I buy a 1kw inverter.  It works fine, then I realize I need 2kw at times.  For the sake of argument, we'll...
Travis M 7

Xantrex C40 PV input voltage

I would like to add more solar soon to my existing array.  To keep current safely under 40A, I'd like to up the voltag...
Travis M 3

Using Ultra Capacitors To Extend Battery Life

I ran across an article in my travels (see link below) detailing the use of ultra capacitors in forklifts to extend the battery ...
Travis A 15

Minimum string size for Solectria 3000w grid-tie inverter?

Hi all, I'm starting off relatively small and and have had my Solectria 3000w grid-tie inverter hooked up. Recentl...
Tracy N 10

location for wind turbines

WE LIVE NEAR THE BIG POWER LINE. HOW FAR FROM THEM DO YOU NEED TO BE TO PUT UP THE TURBINES?
Tracy Low 1

how to reduce wire size form pv to house

i just bought 5 ec-110 panels 12v 3.42a/ 24v 6.84aand wish to hook them up to a 12v system i have some 6v interstate work horse ...
tractors nmore 2

Air 403 to Air Breeze

Hi Is it possible to upgrade my Air 403 to Air Breeze?
Torbjorn Saether 0

Solar Hot Water Panel Installation

I live in Michigan. Should I install 2 evacuated tube collectors, in series or parallel? Shouldn't I get hotter water from ...
Tony Ratcliffe 6

green exterior insulation systems?

Hi everybody, I am looking around for a green alternative to phenolic foam panels and polyicicyanurate panels. They are not...
Tony Larson 1

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