Archive for the 'Photovoltaics' Category

National Solar Tour 2008

Sunday, October 5th, 2008

On October 4th, As part of the ASES National Solor tour we found our selves at one of the closest homes who have done alot in the way of alternative energy.
Here are a few things that we saw.

2 – 3 kWh photo voltaic solar arrays (grid tied – no batteries)
Wind turbine (not tail, and doesn’t [...]

Current Solar Electric Setup

Wednesday, September 10th, 2008

Here is the current setup of Panels, Controller, Batteries, and estimated costs.

2 Deep cycle Marine Batteries. (Battery Warehouse $80.00 each).  Tip: see if blemishes are available (have scratches).  while writing this I called around and found some for $39.99 each.
4 5v 350mAh solar panels (harbor freight for $34.99 ea @ harbor freight)
1 7amp/100Watt charge controller [...]

Semi-Permanant PV installation

Monday, September 8th, 2008

For the past few days, I have been pulling the PV panels from the shed and pointing into the light.
I mounted the 4 panels onto a board, and put ontop of my shed.
First I had to figure out a way for the attachments to work to reduce any gaps.  I figured out staggering the connections [...]

Getting up to speed

Monday, September 8th, 2008

It’s time I let everyone know how I got started, and where I am at.
First, Harbor Freight was and probably still is having a sale on 5 Watt, 350mA solar panels. Usually $49.99 but for a while only $34.99.   http://www.harborfreight.com/cpi/ctaf/displayitem.taf?Itemnumber=41144
A few days I went back later and purchased 3 more.

I also got a 7 amp [...]