Plant and method for supplying liquefied hydrogen

The described installation addresses the challenge of continuous hydrogen liquefier operation by using a secondary tank and pressurization system to supply pressurized gas for purging and flushing transfer lines, ensuring reliable hydrogen transfer even when the liquefier is stopped.

EP4481263B1Active Publication Date: 2025-10-01LAIR LIQUIDE SA POUR LETUDE & LEXPLOITATION DES PROCEDES GEORGES CLAUDE
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Patent Information

Application Number
EP2024170178
Authority / Receiving Office
EP · EP
Patent Type
Patents
Current Assignee / Owner
Priority Date
2023-06-20
Filing Date
2024-04-15
Publication Date
2025-10-01
Estimated Expiration
2044-04-15

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Abstract

The invention relates to a liquefied hydrogen supply installation (1) comprising: - a liquefier (3) configured to deliver liquefied hydrogen; - a first liquefied hydrogen tank (4) configured to receive liquefied hydrogen from the liquefier (3); - a transfer line (7) configured to allow the transfer of liquefied hydrogen from the first tank (4) to a tank to be filled (30); - a second liquefied hydrogen tank (5) configured to receive liquefied hydrogen from the first tank (4); - a pressurization system (6) configured to allow the pressurization of the second tank (5); - a vaporization line (28) connecting the second tank (5) and / or the pressurization system (6) to the transfer line (7).
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Citation Information

Patent Citations

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