Experience with full‐scale anaerobic fixed film reactor

Abstract Fixed film anaerobic systems are gaining ground very fast in the field of high strength wastewater treatment. One such plastic packed stationary fixed film filter is in operation since last 4 years in a cane‐molasses based distillery in India and working satisfactorily without any operational problems. A review has been made in this article highlighting experiences gained during erection, commissioning, operation and troubleshooting of the filter.