Membrane technology

Performance, robustness and ease of operation

Arol Energy offers two complementary products according to project sizing: the AE-COMPACT and the AE-MEMBRANE. These solutions are designed to maximize biomethane productivity, equipment durability, process reliability and robustness, whilst guaranteeing ease and safety of operation.

Principle of membrane technology

Dehumidification and desulfurization of the
biogas before the membranes
Compression of the biogas to the working pressure of the membranes
Separation of the CH₄ and the CO₂ using selective gas permeation membranes.

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Advantages of the membrane technology

Biomethane purity is over 98 %
Methane losses is under 0.5 %
Reduced operating costs
Robustness of Air Products’ PRISM® membranes
Guaranteed energy performance
Unit performance monitoring tool

AE-Compact

Up to 150 Nm³/hr
1 custom-sized container to reduce the unit’s footprint

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AE-Membrane

From 120 Nm³/hr
One 40-foot container combined with a pre-treatment skid