Product/Service

The Biobulk CSTR Technology (Completely Stirred Tank Reactor)

Source: Veolia Water Technologies

The Biobulk CSTR (Completely Stirred Tank Reactor) technology is the anaerobic equivalent of a conventional activated sludge digestion system. The key to the Biobulk design is the manner in which the reactor vessel is mixed (to ensure that the waste is in constant contact with the biomass).

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Brochure: Biothane
Case Study: Anaerobic Wastewater Treatment For The Dairy Industry

The Biobulk CSTR (Completely Stirred Tank Reactor) technology is the anaerobic equivalent of a conventional activated sludge digestion system. The key to the Biobulk design is the manner in which the reactor vessel is mixed (to ensure that the waste is in constant contact with the biomass).

The Biobulk CSTR may be designed with a downstream solids separation step for treatment of high solids, high FOG wastewater, or designed as a once through system for treatment of high solids waste (TSS >2%).

When treating wastewater, mixed liquor suspended solids (MLSS) concentration in the reactor is controlled by periodic wasting of biomass returned from the post-clarification step.

The process is simple to operate and maintain and has been found to provide very efficient anaerobic digestion of wastewater containing high concentrations of TSS and/or FOG.

This technology is utilized worldwide treating a variety of wastes including ice cream, potatoes and a co-mingled manure and thin stillage stream.

Advantages

  • Able to tolerate high concentrations of TSS and Fats, Oils and Grease (FOG)
  • Production of usable energy by-product in the form of methane gas
  • Efficient mixing within the reactor ensures optimal sludge to substrate contact which provides significant reduction of BOD, TSS and FOG's

 

Click Here To Download:
Brochure: Biothane
Case Study: Anaerobic Wastewater Treatment For The Dairy Industry