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Search: Posts Made By: bennelson
Forum: Solar Power 09-13-10, 09:46 AM
Replies: 61
Views: 49,377
Posted By bennelson
I was talking with a friend yesterday who said...

I was talking with a friend yesterday who said that he cut off all the connections on his PV panels, and replaced them with something more standard.

He also mentioned the use of some sort of a...
Forum: Solar Power 09-11-10, 10:50 AM
Replies: 61
Views: 49,377
Posted By bennelson
As of Sept. 11, 2010, I still only have one of...

As of Sept. 11, 2010, I still only have one of the 48V solar panels hooked up. Unfortunately, I donít have as good solar access at my house as I would like. The other problem is that these solar...
Forum: Solar Power 08-16-10, 09:49 AM
Replies: 61
Views: 49,377
Posted By bennelson
I'm mostly concerned about humidity/condensation...

I'm mostly concerned about humidity/condensation issues.

I want to keep the insides of the inverter from rusting and having other trouble.
Forum: Solar Power 08-16-10, 09:08 AM
Replies: 61
Views: 49,377
Posted By bennelson
The batteries I am using are about 100 AH. I...

The batteries I am using are about 100 AH.
I have two more groups of four batteries that I can add in parallel strings to increase the capacity of the system.

One issue that I still have is that...
Forum: Solar Power 08-15-10, 09:26 PM
Replies: 61
Views: 49,377
Posted By bennelson
Hmm, with just a little monkeying around, I can...

Hmm, with just a little monkeying around, I can take my garage off-grid!

YouTube - 48V UPS for OFF-GRID Garage (http://www.youtube.com/watch?v=Kxt4WW6GT2I)
Forum: Solar Power 03-08-10, 11:14 PM
Replies: 61
Views: 49,377
Posted By bennelson
The wires come out the bottom of the plastic box...

The wires come out the bottom of the plastic box on the back of the panel.

Also, in the frame rails, I noticed there are seep holes in the bottom frame, but not the top, to let water out, but not...
Forum: Solar Power 03-08-10, 02:30 PM
Replies: 61
Views: 49,377
Posted By bennelson
Yes, that smaller hole in the middle back if for...

Yes, that smaller hole in the middle back if for grounding.

It DOES appear that the rails are anodized, THEN cut. I suppose a person could put a little black touch-up paint on the end.

I do...
Forum: Solar Power 03-08-10, 09:58 AM
Replies: 61
Views: 49,377
Posted By bennelson
A couple of people were asking about the overall...

A couple of people were asking about the overall feel of quality to these Kaneka 60 watt panels.

I am not an expert, as I don't have all that much experience with solar panels, but here are my...
Forum: Solar Power 03-06-10, 12:59 PM
Replies: 61
Views: 49,377
Posted By bennelson
Computers have bugs, PV has mice!

I checked my single-panel PV test panel setup this morning.

When I opened the garage door, a rodent scurried away - he was small, some sort of vole or mole.

I pulled out the voltmeter to check...
Forum: Solar Power 03-05-10, 06:33 PM
Replies: 61
Views: 49,377
Posted By bennelson
I checked the panel and batteries when I got home...

I checked the panel and batteries when I got home today (another sunny day today, yea!)

The voltage of the batteries was all around .5 volts higher than they were yesterday - so some power was...
Forum: Solar Power 03-04-10, 09:23 PM
Replies: 61
Views: 49,377
Posted By bennelson
48-Volt Testing

I had a little time this afternoon, and it was nice and sunny, so I decided to see if I could get just ONE of the PV panels hooked up to the controller and a battery pack.

I wired up the panel to...
Forum: Solar Power 02-27-10, 12:50 PM
Replies: 61
Views: 49,377
Posted By bennelson
I just did a test-wiringup of the controller. ...

I just did a test-wiringup of the controller.

It is cold and cloudy out today, so I just did a simple 12V test in my living room.

It was rigged with a 15watt PV panel that is one of three from...
Forum: Solar Power 02-26-10, 09:58 PM
Replies: 61
Views: 49,377
Posted By bennelson
I just got my Xantrex C-40 in the mail!!!! I...

I just got my Xantrex C-40 in the mail!!!!

I am now reading through the manual - all zillion pages of it. Actually, the documentation looks very good, and the controller will handle up to 125Voc.
Forum: Solar Power 02-23-10, 11:51 AM
Replies: 61
Views: 49,377
Posted By bennelson
Unfortunately, the panels are about three feet...

Unfortunately, the panels are about three feet square, and only output about an amp (but at good voltage!)

I wouldn't go through that kind of trouble for only an amp of juice.

However, the...
Forum: Solar Power 02-22-10, 10:41 PM
Replies: 61
Views: 49,377
Posted By bennelson
Ryland, I thought about that too a bit. A...

Ryland, I thought about that too a bit.

A friend of mine (who also has a Citicar) is getting married this summer. Sounds like it might be out where there is no power.

I thought it would be...
Forum: Solar Power 02-22-10, 04:16 PM
Replies: 61
Views: 49,377
Posted By bennelson
The Electro-Metro would definately be the energy...

The Electro-Metro would definately be the energy hog.

It uses a charger which is adjustable for 72 to 108V battery packs, and can pull up to around 1800 watts from the wall, but typically, we...
Forum: Solar Power 02-22-10, 12:43 PM
Replies: 61
Views: 49,377
Posted By bennelson
Yesterday, I was over at my friend, Tom's house,...

Yesterday, I was over at my friend, Tom's house, and got to use his oscilloscope to test out my 48V UPS.

Here's a bit of video of us playing around with it.
YouTube - 48V UPS True Sine Wave...
Forum: Solar Power 02-19-10, 10:17 PM
Replies: 61
Views: 49,377
Posted By bennelson
Yeah, it was just the basics class, but it still...

Yeah, it was just the basics class, but it still covered a fair amount. Lots of fun.

We got to go outside and use a Solar Pathfinder. That was kinda cool!
Forum: Solar Power 02-19-10, 10:08 AM
Replies: 61
Views: 49,377
Posted By bennelson
YouTube - On My way to PV-101 class...

YouTube - On My way to PV-101 class (http://www.youtube.com/watch?v=qvSNYdGXI_A)
Forum: Solar Power 02-16-10, 05:26 PM
Replies: 61
Views: 49,377
Posted By bennelson
If I am going to mess around with solar, I should...

If I am going to mess around with solar, I should actually learn about some of this stuff.

A while back, I joined the MREA (http://www.the-mrea.org/) and signed up for the entry-level solar hot...
Forum: Solar Power 02-16-10, 12:01 AM
Replies: 61
Views: 49,377
Posted By bennelson
I took a look at the BZ solar charge controllers....

I took a look at the BZ solar charge controllers. They seem to be the cheapest with MPPT on them.

The high-voltage version is listed as 100Voc max input. I wonder how specific that is. I was...
Forum: Solar Power 02-15-10, 06:31 PM
Replies: 61
Views: 49,377
Posted By bennelson
Here's some video for you guys to get a better...

Here's some video for you guys to get a better feeling for what I am doing.

YouTube - 48V UPS for DIY Solar PV System - Part 1 (http://www.youtube.com/watch?v=ksMfLpR0ohE)

YouTube - 48V UPS for...
Forum: Solar Power 02-15-10, 01:27 PM
Replies: 61
Views: 49,377
Posted By bennelson
It looks like I got the UPS working! I wired...

It looks like I got the UPS working!

I wired up 4 mis-matched batteries, which were only about half-charged, in series for 48V and ran them to the unit.

It looks like I can turn the machine on...
Forum: Solar Power 02-13-10, 12:49 PM
Replies: 61
Views: 49,377
Posted By bennelson
After doing a little research, it looks like the...

After doing a little research, it looks like the big thing that I have to watch for is Voc - Volts Open Circuit - how many volts the panel can make in full sun on a cold day.

For my panels, it can...
Forum: Solar Power 02-12-10, 10:58 AM
Replies: 61
Views: 49,377
Posted By bennelson
I already have a 48V UPS system, which I got from...

I already have a 48V UPS system, which I got from a computer salvage friend.

A UPS combines a charger, batteries, inverter, and automatic switch, all in one unit.

If I was able to supply 120V...
Showing results 1 to 25 of 29

 
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