2. What   are   some   organisms   which   might   cause   filamentous   bulking   (slow   settling   sludge)   in   activated   sludge   and   what   are   some   negative  ...

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Civil Engineering

2. What   are   some  organisms   which   might  cause   filamentous   bulking  (slow   settling   sludge)  in   activated   sludge  and   what   are   some  negative   impacts   of  filamentous   bulking?   What  are   common   mitigation  measures   for   bulking  activated   sludge?  

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Filamentous bulking refers to the slow settling of sludge in activated sludge process It occurred when Food to Microorganisms ratio drop below 03 per day It basically caused due to excessive growth of filamentous bacteria Nutrient condition in the wastewater system determine which bacteria is dominant Some of the filamentous bacteria are Nocardia spp    See Answer
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