Digester and cogeneration system combine to eliminate odor, create energyProblem: ECB Enviro North America, a bioenergy startup, needed to control odor from manure produced by intensive livestock operations in Lethbridge, Alberta, Canada, home to nearly 100,000 residents.Solution: The company installed a PlanET anaerobic digester and efficient combined heat and power system. For an anaerobic digestion facility close to city limits, regulatory authorities required a state-of-the-art odor control system. The digester eliminates odors and produces stable biogas. Its biological filtering system uses tree bark to filter 17,657 cfm of contaminated air. Two Avus cogeneration systems from 2G – CENERGY Power System Technologies, with a
