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Table 4 Biogas production estimates for anaerobic digestion of algae biomass grown on wastewater nutrients

From: Wastewater use in algae production for generation of renewable resources: a review and preliminary results

Description Source Algae biomass (tons yr-1) Biogas production (kg yr-1) Total energy (MJ yr-1) Households powered1
Wastewater HFC AWTP 1,965 123,215 6,776,838 144
Centrate HFC AWTP 4,660 292,294 16,076,165 342
Total   6,625 415,509 22,853,003 486
  1. 1 Assuming average energy consumption of 653 kWh per month and thermal efficiency of natural gas turbine of 60% with waste heat recovery.