Turbo-Brayton Liquefiers for Biogas

Combining safety, performance, reliability and compactness, our Turbo-Brayton cooling system is an optimal solution to convert biomethane into bioLNG, a renewable fuel for heavy mobility purposes.

When biogas is produced where it cannot be injected into the gasgrid, liquefaction is essential. Our Turbo-Brayton solution enables simple, reliable, and automated liquefaction.

Key benefits include: 

  • 5 years maintenance free, thanks to contact free and oil free system
  • Easy installation and low footprint requirement
  • Unmanned and safe design, easy to operate
  • High efficiency and utility free 

A scalable range for biogas liquefaction

We offer a comprehensive portfolio of Turbo-Brayton liquefiers to perfectly match the specific production rate of your biogas facilities. These standard equipment are available off-the-shelf with the following product range: 

  • TBL-350: 5 to 12 tons per day.
  • TBL-525: 10 to 20 tons per day.
  • TBL-700: 15 to 30 tons per day.
  • TBL-1800: 25 to 85 tons per day.

Simple, Automatic & Easy to Install

Operating an onshore biogas plant requires equipment that maximizes yield without complicating daily operations. Air Liquide’s Turbo-Brayton technology enables simple, reliable, and fully automatic liquefaction.

The system is exceptionally easy to install and operate, behaving as a highly integrated package. Its automatic control logic seamlessly adapts to variations in biogas flow, ensuring continuous, hassle-free production without the need for constant manual intervention.

High reliability & controlled OPEX

Profitability in the biogas sector relies heavily on minimizing downtime. Built around a robust foam-insulated cold box, the TBL range is intrinsically highly reliable and requires drastically reduced maintenance.

This architecture not only guarantees maximum uptime but also ensures a strictly controlled operating cost over the lifecycle of the plant. Furthermore, our systems meet rigorous industry standards, possessing major certifications such as EC and UL for the TBL-1800 model.

Proven in the field: 8 units in operation

Air Liquide’s biogas liquefaction technology is actively driving the circular economy today. With 8 units successfully sold and currently in continuous operation, the TBL series is a proven, mature solution for liquefying and commercializing off-grid renewable energy resources worldwide.

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