Originally published in ecomagination:
In Bihar, one of the poorest states in India, 85 percent of people are not connected to the electricity grid. Households use kerosene lamps when they can afford it, and businesses use expensive and dirty diesel generators.
Some view this “energy poverty” as a development problem. Others view it as an environmental problem. The founders of Bihar-based Husk Power Systems view it as an opportunity to build a social enterprise.
The company realized that one waste product in Bihar—rice husks—could be used to power a small biomass gasifier. Along with rice husks, they also use mustard stems, corncobs, grasses, and other agricultural residue. After five months of R&D, they developed a system that could produce 32 kilowatts of power by burning 50 kilograms of rice husk per hour. In the last four years, they’ve installed over 80 biomass mini-plants across Bihar, bringing power to more…
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