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Heat Exchangers |
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Inverters — Renewable Energy Products & Services
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Sources for Inverters |
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Sources for Irrigation Systems & Water Wheels
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Sources for Irrigation Systems & Water Wheels |
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Off Grid Products — Renewable Energy Products & Services
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Sources for Off Grid Products |
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Getting Started Making Biodiesel
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Getting Started Making Biodiesel |
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Welcome to the wonderful world of Biodiesel. It is a fun and rewarding hobby in which you can make your own fuel to run in diesel engines. Biodiesel is most commonly made by chemically altering an organic oil through the use of a catalyst and an alcohol, typically Methanol. The chemical reaction that occurs through this process breaks down the oil molecules and replaces the glycerine portion of the molecule with an alcohol molecule. The glycerine falls to the bottom and is drained off resulting in Biodiesel. The Biodiesel is then typically washed, to remove any extra impurities and is then used as a fuel in a diesel engine without making any modifications to the engine. |
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Biodiesel is known chemically as a ‘fatty acid methyl ester’. Which is just a fancy way of saying it’s a product made from Methanol and an organic oil with fatty acid chains in it. It is easily made and has many benefits, including environmentally friendlier tailpipe emissions and improved engine performance. To get started making Biodiesel, there’s a few things you need to know. |
DIY (Do it Yourself) Projects — Solar Cooking
| Successful solar cookers were reported in Europe and India as early as the 18th century. The increased use of glass during that period helped inventors to trap heat & hot air. In 1870, Augustine Mouchot invented a fairly portable oven for the French Foreign Legion. It could bake a pound of bread in 45 minutes or 2 pounds of potatoes in one hour.
Around the same time, W. A. Adams developed an eight-sided mirrored oven which reflected light through a glass cone located in the center of the oven. This oven could cook a 12 pound turkey in 4 to 5 hours. This is still a popular design today. We actually use a large model, very similar to Adam’s oven. In this oven we can cook 60 pounds of food at a time |
DIY (Do it Yourself) Projects — Solar Electric Projects
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From The Sun, To The Outlet: You can have as many panels as you want, but until you have the right electronics, the power created could be useless. The power you are creating has to be stored, or at night time you will have no power. For this we use batteries. Not just your everyday AA batteries though, we need what is called a deep cycle battery. Deep cycle batteries are made to be discharged, and charged back up, many many times. If you did that with a normal car battery, it would not live very long. Deep cycles are use in boats for trolling, in golf carts, and even in some forklifts. If you like to scrounge, ask around your forklift dealers, and certain manufactures(they all use forklifts) for the ones they thow out. Golf courses can be good as well. |
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How To Make A Solar Power Generator For Less Than $300 – Fearsome Homepage: Using parts easily available from your local stores, you can make a small solar power generator for $250 to $300. Great for power failures and life outside the power grid. Power your computer, modem, vcr, tv, cameras, lights, or DC appliances anywhere you go. Use in cabins, boats, tents, archaeological digs, or while travelling throughout the third world. Have one in the office store room in case of power failures in your highrise. I keep mine in my bedroom where it powers my cd player, turntable, lights, modem, laptop, and (ahem) a back massager. I run a line out the window to an 8" x 24" panel on the roof. |
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Tutorial On Off Grid And Renewable Energy: Does the idea of harnessing the Sun’s energy for your electrical needs appeal to you? Have you listened to the wind and seen it’s effects and wondered how you could utilize that energy for yourself? We have the equipment and expertise you need to make the most of the energy of wind and sun for your home, farm, or business. |
DIY (Do it Yourself) Projects — Solar Heating Projects
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A Tracking Solar Concentrator For The Home Experimenter |
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DPL Inc: DIY solar heating panels for your pool or Jacuzzi. |
DIY (Do it Yourself) Projects — Home Construction Projects
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Shelter Kit: Pre-Cut, Do-It-Yourself house, cabin, barn and garage kits, since 1970 |
DIY (Do it Yourself) Projects — Human Powered Projects
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Got this picture in an email – thought it funny. Anybody know the source??? |
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