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CASE STUDIES

Cryogenic valves for E4Efficiency, an innovative energy efficiency project

28 October 2025
LNG
Customer: E4Efficiency (Enagás Group)
Service by: AMPO POYAM VALVES, AMPO SERVICE Tailored Engineering Solutions
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CHALLENGE:

To contribute to an innovative project aimed at recovering residual cold energy from LNG regasification processes and integrating it into the largest urban cooling network in Southern Europe — while ensuring high performance, safety, and reliability under extreme cryogenic conditions.

SOLUTION:

AMPO POYAM VALVES designed, manufactured, and delivered around 200 highly engineered cryogenic valves — both actuated and manual — tailored to the technical requirements of E4Efficiency’s project at the Barcelona LNG terminal. This groundbreaking initiative, developed in collaboration with Enagás, Veolia, and the Barcelona City Council, recovers the inherent cold from LNG and injects it into Ecoenergies Barcelona, the largest urban cooling network in Southern Europe. The system will generate 131 GWh per year of local, sustainable, low-carbon and competitive energy, avoiding over 32,000 tons of CO₂ emissions annually. Backed by over four decades of LNG expertise and a strong relationship with Enagás, AMPO was selected for its leadership and proven track record in cryogenic valve technology, helping to ensure the project’s success and long-term sustainability.

Thanks to this innovative technology developed and patented by E4Efficiency, the immense low-temperature energy is effectively harnessed, fostering proximity between LNG plants and major cold-consuming industries, such as cold storage facilities, ice factories, air separation plants, solid CO2 industries, and more. This approach helps these industries become more competitive and sustainable.

 

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