[HTML][HTML] Dissecting the exergy balance of a hydrogen liquefier: Analysis of a scaled-up claude hydrogen liquefier with mixed refrigerant pre-cooling

D Berstad, G Skaugen, Ø Wilhelmsen - international journal of hydrogen …, 2021 - Elsevier
For liquid hydrogen (LH 2) to become an energy carrier in energy commodity markets at
scales comparable to for instance LNG, liquefier capacities must be scaled up several …

Methods and systems for hydrogen liquefaction

J Thomas, NJ Thomas - US Patent 11,391,511, 2022 - Google Patents
Systems and methods for liquefying a gaseous hydrogen that include a first refrigeration
stage and a second refrigeration stage. The first refrigeration stage includes a first heat …

Ternary natural refrigerant mixture that improves the energy efficiency of a refrigeration system

BA Junge - US Patent 10,712,073, 2020 - Google Patents
The present invention provides a ternary natural refrigerant mixture containing R-600a
(isobutane), R-600 (isobutane), and R-290 (propane) that can be used in single or dual …