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Hydrogen Storage Technology with LOHC(Liquid Organic Hydrogen Carrier)

KOGAS is preparing liquid hydrogen business and also developing low-cost hydrogen storage technology for large scale energy transport to secure technology enabling the supply of hydrogen with low cost. The LOHC(liquid organic hydrogen carriers) is known as promising hydrogen storage meterial, due to the high hydrogen content, reversibility and commercial availability.

Hydrogenation and Dehydrogenation of LOHC(X) view larger image

Hydrogenation and Dehydrogenation of LOHC(X)

Cycloalkane compounds, especially benzene derivastives are easily available with low cost and have high hydrogen storage capacity and compatibility with existing gasoline infrastructurye. Benzene derivatives have relatively lower dehydrogeznation energy than alkane hydrocarboin compounds but still require high energy. KOGAS is researching to overcome this technical barrier.

Dehydrogenation of Carbon Boron Nitrogen (CBN) Compound of LOHC view larger image

Dehydrogenation of CBN(Carbon Boron Nitrogen) LOHC

The incorporation of heteroatoms into LOHCs reduces the dehydrogenation energy. In case the heteroatoms are boron and nitrogen the compound is also called CBN(carbon boron vitrogen).
KOGAS is developing CBN based hydrogen storage material with extremely low dehydrogenation energy. KOGAS is developing hydrogenation and dehydrogenation catalyst for the CBN materials.

  • Dehydrogenation reaction experiment equipment

    Dehydrogenation reaction experiment equipment

  • Hydrogenation reaction equipment

    Hydrogenation reaction equipment

Hydrogen Liquefaction

KOGAS is developing a hydrogen liquefaction process that can supply large-capacity hydrogen by forecasting future hydrogen demand. Methods for liquefying hydrogen include Linde-Hampton Cycle, Claude Cycle, and Reverse -Brayton Cycle. By constructing an integrated process with these liquefaction methods through the use of LNG cold heat in KOGAS, we are working on increasing economic feasibility and saving energy. We intend to contribute to the upcoming hydrogen society through hydrogen liquefaction research.

KOGAS is developing a large-scale hydrogen liquefaction process that can supply hydrogen based on forecasts of demand. Methods for liquefying hydrogen include the Linde-Hampton Cycle, Claude Cycle, and Reverse-Brayton Cycle.
By construction an integrated process with these liquefaction methods through the use of LNG cold heat, we are working on increasing economic feasibility and saving evergy. We intend to contribute to the forthcoming hydrogen society through hydrogen liquefaction research.

Hydrogen Liquefaction Process view larger image

Hydrogen Liquefaction Process

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