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How is biogas from an anaerobic digester collected?(a) In a compressor(b) In the pipelines(c) In inverted drum(d) In a storage tankThe question was asked in an interview for job.My question is taken from Anaerobic Fermentation topic in chapter Biomass Energy of Energy Engineering

Answer»

Correct choice is (c) In INVERTED drum

Explanation: The biogas in an anaerobic DIGESTER is COLLECTED in an inverted drum. The walls of the drum extended down into the slurry to provide a seal. The drum is free to move to accommodate more or less GAS NEEDED.



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