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Friday April 23 2021

Mixer Replacement

Location: Yorkshire | Plant Type: PGC and Vegetable Waste Biogas plant | Scale: 250We | Date: Autumn 2020

Reason for activity:

The customer was experiencing issues with insufficient mixing on their plant, resulting in poor and fluctuating gas production, and unpredictable performance.


Work Done:

Birch Solutions were able to rapidly identify the issues and develop a resolution plant which involved the replacement of the two paddle mixers on the 3,500m digester using parts held in stock by Birch Solutions.


Elements of the work included:

  • Partial removal of the double membrane bio-dome and eco net
  • Recovery of grounded submersible mixers
  • Installation of replacement of submersible mixers
  • Inspection of eco-net and all visible panels and instrumentation
  • Re-installation of double membrane bio-dome and eco net
  • Start up and re-commissioning support

Outcome:

Fully operational digester supporting +94% CHP output. Ongoing support to the client for plant and CHP maintenance and servicing