Technical Discussion: Solar Electric System - Photovoltaic

Share your questions and experience with others on off-grid and grid-tie solar electric systems. Our own NABCEP PV Certified installers also frequent this forum to lend a hand.

topics

Subject Started by Replies

parallel shunt charge controllers

what type of combiner box or ? do I need in order to run (2) ASC shunt controllers to the same battery bank?  Help please&#...
James Johnson 0

parallel solar off grid inverter with diesel generator

Dear Sir I have a 250 kva diesel generator 380v 3 phase supplying power to residential area for 10 hours a day due to utilit...
Shaman Abla 0

Please critique my system

I would like to power 8 LED lights, 15 watts each. could someone please critique my system and tell me if the wiring is correct?...
Nick van Dijk 1

pv system for 500 square foot cabin.

Hello, I have a small remote (off grid for now, the telephone company just installed poles and strung wires) hunting ca...
Frank Erdmann 3

PWM or MPPT for a Uni-Solar thin film with Vmp=16.2V ?

Hi, I want to build a 12V system with thin film flexible panels, which have Vmp=16.2V. It will be installed in an area havin...
Gabriel Cravchik 1

Question about battery capacity when wired in series vs. parallel

Hello, I have 4 150 amp hour batteries. When wired in parallel, this would give me 600 amp hours at 12 volts. ...
Robert Kovalik 2

Raising PV panels above trees

My location in the woods creates problems for getting sunlight to PV panels.  I'm looking for advice on how best to ge...
Jerry Wenzel 2

Real world question

I have a question about Charge Controllers and how much they can handle. I am in a position where I have increased my panel outp...
Charles Harte 2

reduced panel output

After a recent move I was reinstalling my small off grid system that provides power to a small workshop.  I found that one ...
Robert Williams 1

Replacements for Solarex MSX-60

I have MSX-60 panels that are 19.75" wide and 43.63" tall.  Does anyone know of a direct replacement for these?&n...
Steve Homan 1

Should I Even try to DIY a PV Solar install?

I've got a 1500 sqft cabin that sits way off the main road.  The power company wants almost $15,000 to run their cable...
Tom Mathis 6

Should I use a mppt500 or mppt500hv ?

I am building a small off grid system using two 230 watt panels. They are 34 volts open 8 amps each, BP 3230T. I can wire th...
Lj Gwen 3

Should I wire solar panels in series or parallel?

So if I have 2 identical KD135SX-UPU panels (17.7v Max Power, 22.1v Open Circuit) and I’m charging a 12v battery bank (4 @ 6v,...
John Kozell 5

Simple questions for my RV solar setup:

I'm not sure if the panel I want is compatible with my batteries or mainly with the charge controller I already got. &...
bb Brandon Buckley 2

Single axis solar tracker Design

Dear all, I am student. I am doing project on single axis solar tracking application.Ihave implimented my c code from Below ...
Ajit Nayak 0

Situational System

I have a desire to get an expandable solar system started. I have quite a few issues that I think might be expensive problems. M...
Joe B 9

Sizing Fuses

I'm wondering if I could get some guidance in regards to sizing fuses for a few solar systems, as I've never done it b...
Bradley Galbraith 2

small off-grid: solar charge controller + inverter compatibility for LVD purpos?

Hi, Our non-profit helps train about, and install, renewable energy systems in remote villages in developing countries. ...
Michel Maupoux 5

SMK or MC4

Hello, I'm finalizing the configuration of a new system (my first) and have a few questions regarding the connectors an...
Lion Benjamins 5

Solar car

I am an engineering student. I am making a solar car for my major project. like this one   http://solarcar.sta...
Shalit Dubey 0

Disclaimer and Disclosure

The Alternative Energy Store, Inc reserves the right, within its sole discretion, to refuse or delete any posting or portion thereof, or terminate or block the access to this forum.

The opinions and statements posted on this forum are the opinions and statements of the person posting same, and do not constitute the opinion or act of the Alternative Energy Store, Inc (AltE). The Alternative Energy Store, Inc does not endorse or subscribe to any particular posting. No posting shall be construed as the act or opinion of the Alternative Energy Store, Inc.

Click here for BBB Business Review

McAfee SECURE sites help keep you safe from identity theft, credit card fraud, spyware, spam, viruses and online scams
Desktop Website | Mobile Website

Share

Click on an icon to share! If you don't see the method you want, hover over the orange "+".

Feedback

What can we do to help you?

Please enter a summary
Sorry, the copyright must be in the template.
Please notify this forum's administrator that this site is using an ILLEGAL copy of SMF!
Copyright removed!!