Electric car
friend of mine built this http://www.wired.com/autopia/2009/09/electro-camino/ how does he charge the battery? see the link for solar barn
View ArticleUnisolar panels.....comments.....???
I have been thinking of purchasing some unisolar panels..... they seem to be among the least expensive per watt....and appear easiest to install....(glue to roof) Would like to know if anyone has had...
View Articlesuggestions for garage door?
I've got a neighbor, kind of.., who has a car garage with an overhead door. No electric lines to it, so the door has to be lifted manually. Even with decent springs and counterweighting it's a big...
View ArticleRe: blocking diode help
solar9833@hotmail.com (solarguy) wrote: >Since there [aren't] any blocking diodes in line with the input, my >trimetric 2020 indicates a drain of .6 amps at night (with everything >else...
View ArticleDon't worry about the setback for Santas Rails anymore.
It looks like the Santas Sleigh shouldn't bother your panels this year. I did some research and I think they removed the rails. http://www.ge.com/santa/ Merry Christmas Randy
View ArticleRe: Want to run standby generator and still get solar output
In article <0e8cfefa-2453-4130-bed3-7a3db5435d3f@34g2000yqp.googlegroups.com>, ghio <bealiba@gmail.com> wrote: > On Jan 11, 10:58Â am, spaco <sp...@baldwin-telecom.net> wrote: >...
View ArticleRe: Well Pump question
On Wed, 6 Jan 2010 03:16:54 +0000 (UTC), "Robert Olin" <jolin@whidbey.net> wrote: >I was asked to replace a well pump for a client who has an off grid aviarey. >The well was drilled about...
View Article(OT) Understanding million, billion, trillion.....
Most people know how long a second is.... 1 million seconds = aprox. 11 days 1 billion seconds = aprox. 33 years 1 trillion seconds = aprox. 33,000 years The human race has been around for aprox. 6...
View ArticleWhere to buy broken or chipped solar cells
Without getting ripped off, are there people who know of reputable sellers at good prices? I want to experiment with solar and thought i start with rejects. Bart
View ArticleUK Solar PV flyer - snake oil or just sloppy?
A leaflet delivered recently included the following: "The Department of Energy and Climate Change will apply the following tarriff for feed in: 41.3p for every unit generated by your solar PV equipment...
View Articlehigh voltage MPPT
Does anyone make a MPPT that accepts ~250V and outputs 48V? -- A host is a host from coast to coast.................wb8foz@nrk.com & no one will talk to a host that's close........[v].(301)...
View Articleenergy per day from a 5KW system?
I am thinking seriously about installing a 5KW photovoltaic system. It will be grid connected. The area I live in averages 7.5 hours of sunshine per day (taken over a 100 year period.) How much outpout...
View ArticleExceltech inverters?
Hello all. Does anyone have experience with Exceltech Sinewave inverters? I have been talking with other people about my system but when I tell them about the cost of the Outback (a great inverter,...
View ArticleFly Eyes Used For Solar Cells
http://news.discovery.com/tech/fly-eyes-used-for-solar-cells.html t takes a twisted engineering mind to come up with something this brilliant: a biomimetic mold constructed from fly eyes. One...
View Articlecalculating loses
So I have a demand of 1.6 KWh/day, and insolation is 5.5 kwh/M^2day. If the world was perfect, I'd just divide to get panel area. It's not, so I assume there are other factors I must include; the panel...
View ArticleRe: Grumman Solar Hot Water Heater
In article <3f46a363-b08f-46c9-9b9f-5675bcc48eff@q2 3g2000yqd.googlegroups.com>, phillb <pblowers@hotmail.com> wrote: > The Grumman Sunstream CF100 Solar Hot Water heater I have is old,...
View ArticleCalculating how much electricity I can produce
Hi, I'm in Brisbane Australia. Currently we some decent government grants such that a 1.5kw solar system costs around $3000AUD. I've just been observing my roof recently. It is facing west north west...
View ArticleRe: Renewable Energy projects with the Arduino Microcontroller
"sspence" wrote in message > We have been designing power monitors solar trackers and differential > controllers with the arduino microcontroller. Inexpensive, powerful, > and easy to use....
View ArticleBypass Diodes
Is there any advantage to using Germanium or Schottky diodes rather than Silicon for bypass diodes ? In a gridtie system what reverse Voltage rating do the bypass diodes need to be ? Thanks.
View Articleenergy and the particular case of solar
hi look at this link sourceforge.net/projects/usbms/. however it might be appropriate to take into account the security of the solar simultaneously after analyzing energy
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