2006 - Volume #30, Issue #5, Page #29
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Simple Systems Turns "Waste" Oil Diesel Fuel
"The military developed a system of pumps and filters to reclaim used oil during World War II," explains Hall. "We took their original design and reworked it to make a do-it-yourself fuel system."
The system relies on a series of stainless steel filters and a polymer bead filtration unit. Waste oil is simply pumped into one end and flows out the other end, ready to burn.
The farm-sized unit processes a minimum of 16 gal. per hour and is priced at $750 plus shipping. With its 16 gal. mixing tank, filtration system and 12-volt pump, it is small enough to be carried in the trunk of a car to process fuel as needed.
A larger unit will process up to 200 gal. of fuel every 12-15 min. and costs $3,000. It consists of a steel mixing tank, stainless steel filters and a collection tank.
A 50-50 mix of waste or veggie oil and diesel fuel is added to the mixing tank. Once the mixture has settled for 10 seconds, valves are opened, and the mix goes through the first one micron stainless steel filter. Then the mix goes through a pump and a 10-micron paper fuel filter. Magnets on the replaceable paper filter collect metal fragments. The mix then goes through another stainless steel one-micron filter.
The final filter is a container filled with polymer beads. While the beads start out the size of BBs, they swell as they absorb antifreeze, water, metal particles and dirt.
As that container fills, a second pump pulls the filtered fuel out through a final 10-micron paper filter to a vehicle or storage fuel tanks.
"We periodically flush the system out with diesel fuel to clean out the residue from the beads," says Hall. "The stainless steel filters can be pulled out and washed as well.
"We recommend starting with the 50/50 mix of waste or veggie oil with diesel fuel," says Hall. "If you are happy with it, try a 70-30 mix and then 80/20. We run our vehicles on an 80/20 mix."
Hall suggests pre-treating waste oil, using a collection container for waste oil with a layer of rock salt across the bottom. The salt causes any water present to settle out of the oil.
"With a 55-gal. container, use 1 to 2 in. of rock salt or softener salt on the bottom," says Hall. "It will pull a lot of residue to the bottom, including 99.7 percent of the glycerin in waste vegetable oil. It will layer water, glycerin and antifreeze under the oil, drawing them to the bottom and letting you pull clean oil off the top."
Hall and Jordan have begun setting up dealers in several states and are looking for more. They offer a 30-day money back guarantee on their systems and are confident the filtered fuel will work in any diesel engine.
"We have tested it on every kind of vehicle we can get our hands on, including a 1981 Mercedes, a 1992 Ford F250, a 2006 Dodge 2500 and many more.
"We already have about 650 of the larger units out and more than 1,000 of the smaller systems. People often buy a smaller unit to try and then come back and buy the bigger one."
Contact: FARM SHOW Followup, Alternative Fuel Solutions, 1033 Hwy 18 West, Molena, Ga. 30258 (ph 678 920-4383 or 706 975-2145; alternativefuelsolutions2@yahoo. com; www.alternativefuelsolutions2. bravehost.com).
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