Anaerobic Digestion

Anaerobic Digestion Pumping Solutions for Sludge, Slurry & Digestate

Pumps are essential to the efficient operation of anaerobic digestion plants, where they must reliably handle challenging fluids such as sludges, slurries, and digestate. Enviroflex Peristaltic and Air-Operated Diaphragm (AODD) pumps are designed to meet these demands, offering robust, low-maintenance solutions for feedstock transfer, chemical dosing, and digestate handling.

Pump Selection
Key Considerations

Choosing a pump for anaerobic digestion involves more than just flow rate. From material compatibility to solids handling, it’s important to consider the specific challenges of pumping abrasive, viscous, and corrosive media to ensure reliable performance and minimal downtime.

Material Compatibility

Suitable for aggressive fluids, including acidic, alkaline, abrasive, and viscous materials, with the correct hose specification.

Viscosity and Solids Content

Select a pump capable of transferring high-viscosity materials and fluids with significant solids content, without clogging or damage.

Flow Rate and Pressure

Ensure the pump can deliver the required flow rate and pressure to maintain smooth operation throughout the plant, even with variable feedstock.

Peristaltic Pumps for Anaerobic Digestion

Enviroflex Peristaltic Pumps are engineered for harsh applications, making them ideal for digestate transfer, sludge handling, and chemical dosing in anaerobic digestion plants. With no valves, seals, or glands in contact with the pumped media, they offer superior reliability, simple maintenance, and exceptional solids-handling capability.

Ease of Maintenance

With only the hose as the primary wear part, routine maintenance is fast and straightforward—often limited to simple hose replacement.

Up to 6” hose size

Enviroflex L-Series pumps handle large flows and solid-laden media with hose sizes up to 150mm (6” ID).

Material Compatibility

Suitable for aggressive fluids, including acidic, alkaline, abrasive, and viscous materials, with the correct hose specification.

Dosing Accuracy

Flow rate is directly proportional to pump speed, making peristaltic pumps ideal for precise chemical dosing in biogas processes.

The Hose is the Heart

As global hose suppliers, we ensure optimal hose selection for every application, guaranteeing performance and longevity.

Pumping Solids

Peristaltic pumps can effectively handle both soft and hard solids. Proper specification ensures efficient solids transfer without damage.

Air Operated Diaphragm Pumps for Anaerobic Digestion

AODD pumps offer robust handling of slurries and waste streams with abrasive or solid-laden fluids. Their self-priming and dry-running capabilities make them reliable in demanding conditions. Simple maintenance, easy portability, and suitability for hazardous environments make AODD pumps a versatile solution for anaerobic digestion plants.

Reliable and Cost-Effective

Simple design, low capital cost, and reliable operation make AODD pumps a practical solution for many AD applications.

Suction Lift up to 8m

AODD pumps offer excellent suction capabilities, allowing for flexible installation even in challenging site layouts.

Fluid Versatility

Capable of pumping abrasive slurries, viscous fluids, and solids-laden media with ease.

Ease of Maintenance

Straightforward servicing typically involves a simple wet side repair kit, minimising downtime.

Versatile Applications

Suitable for digestate transfer, chemical dosing, and handling slurries with varying solids content.

Comprehensive Servicing

Enviroflex provides full servicing support, including diaphragms, wet end kits, and other components like motors and gearboxes.

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