This gallery contains 4 photos.
Pinch valve: Gear motor rotates lead screw, moving nut (and attached slide gate) up and down. Lowering the gate pinches 1″ I.D. Silicone rubber tubing shut. Raising it, opens the valve. The L298N H-bridge motor controller provides a simple inexpensive … Continue reading
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Motorized Pinch Valve Some ideas for a motorized pinch valve using a geared stepper motor controlled by an arduino (for example. or PLR? or raspberry pi?). Need to design and print mounting brackets, gearing mechanism, linear actuator, etc. Design parts … Continue reading
Some ideas for a motorized pinch valve using a geared stepper motor controlled by an arduino. Need to design and print mounting brackets, gearing mechanism, linear actuator, etc. Design parts in (e.g.) Autodesk fusion 360, print on 3D printer. One … Continue reading
An interesting very simple home batch digester design from Open Source Biotecture in Nepal: (One question: why is the truck inner tube in a barrel with water? What happens to the water when the bag fills and empties?
The OMV Waste to Energy Center (currently in planning stages) will be a centralized processing facility where all “waste” material will be collected and processed to extract available energy before recycling the remaining byproducts. (“Waste” is in quotes because the … Continue reading
Cassava in Vietnam: a Successful Story http://cropsforbiofuel.blogspot.com/
Jerusalem Artichoke Table 5. Tuber yield of four Jerusalem artichoke varieties in 3-row, 20-foot plots at Staples, MN – 1981. Variety Tuber Fresh Wt (lbs/acre) Tuber Dry Wt (lbs/acre) Dry Wt/Tuber (g) Columbia 22398 5769 15.7 Mammoth (MN) 8628 2166 … Continue reading
Energreen Development to produce biogas from drought tolerant sorghum Energreen Development is to produce bioenergy from a drought tolerant hybrid sorghum that yields high amounts of biomass but requires no irrigation. Energreen is a French company uniting the expertise of … Continue reading
Cost-effective renewable bioenergy, electricity, food production and more. SWEET SORGHUM: Fantastic for farmers, fuel, food, and our future. AgriFuels is a next-generation agribusiness and renewable energy project. The project employs a high-yielding, proprietary variety of the powerful energy plant sweet … Continue reading