Case Studies

Marches Biogas has a vast experience of working on a variety of anaerobic digestion plants on many difference projects.

Below are just a few examples of projects we have been involved in.

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Sulphur Net Clean

After years of operation sulphur nets can become laden with sulphur which reduces the effectiveness of the net to capture sulphur and could lead to net and internal tank damage. Marches Biogas can offer the safe and effective cleaning of a sulphur net, together with any necessary repairs.

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Environmental Compliance

Marches Biogas supports many sites with their ongoing permitting and regulatory requirements.   Find out more about these services and the support provided to Manor Farm AD Facility.

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PreMix Feed System

Marches Biogas were asked by Austrey Farm AD to install a Vogelsang PreMix feed system as a replacement to the existing Vogelsang QuickMix feed system, in order to reduce running & maintenance costs, and increase reliability of larger feed volumes.

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Gas Safety

Marches Biogas provide gas safety assessments in line with the Dangerous Substances and Explosive Atmospheres (DSEAR) Regulations.  These are also referred to as PEXA Zoning Reports, (potentially explosive atmospheres). 

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Bagley Biogas - Site Expansion

Since the completion of the original plant build in 2014, Marches Biogas has continued to support Bagley Biogas in the expansion and development of their site.

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Flare Inspections, Service & Maintenance

Marches Biogas specialist engineers have worked on a variety of different types and models of all sizes, including Eurograde, Uniflare and Flare Products.

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Merrivale - Digestate Quality Protocol & PAS110 Support

Merrivale Energy Ltd Anaerobic Digestion facility was commissioned in 2015, exporting 500kWe to a neighbouring industrial user and utilising the heat from the CHP & boiler to dry woodchip and digestate fibre.

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Queensferry AD Plant Refurbishment

The refurbishment of the digesters at Queensferry WWTW began in 2016 when Marches Biogas undertook a review of the site which had been in near-continuous service for over 30 years.

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Aston Lower Hall Farm - Environmental Permitting Support

The semi plug flow digester at Aston Lower Hall was designed, built and commissioned by Marches Biogas in 2015.   Read how Marches Biogas supported the site through a routine permitting audit.

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Pressure Vacuum Relief Valve & Gas Holder Inspections

Marches Biogas has the ability to carry out the inspections of pressure vacuum relief valves and gas holders using breathing apparatus and escape sets.

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Siloxane Removal System Maintenance and Media Change

Dwr Cymru Welsh Water commissioned Marches Biogas to act as principal contractor and manage the system maintenance and media change of their siloxane removal systems across multiple sites.

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Flyde, Fresh and Fabulous Digestate Quality Protocol & PAS110 Support

Fylde Fresh and Fabulous Ltd anaerobic digestion site was designed, built and commissioned in 2014 by Marches Biogas with an additional pasteurisation unit installed and commissioned during 2016.

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/Documents/Health and Safety Case Study.pdf

Health and Safety

As leaders in anaerobic digestion we have a full understanding of the potential hazards involved and constantly work to minimise risks.

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Lithium Trace Test

Marches Biogas lithium trace testing service provides a non-intrusive, cost effective method of determining the effectiveness of a mixing system, the working capacity of the digester and the hydraulic retention time.   

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HAZOP Studies

HAZOP studies were successfully undertaken for two separate sites to ensure that plant design had mitigated any risk to personnel or equipment.

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