Storage of renewable energy by Liquid Organic Hydrogen Carrier

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Event details

Date 06.04.2017
Hour 16:0017:00
Speaker Prof. Dr. Wolfgang Arlt
Institute of Separation Science and Technology,
Friedrich-Alexander-Universität, Erlangen-Nürnberg, Germany    
Location
Category Conferences - Seminars
ChE-602 - Recent Events in Energy seminar series

1. Introduction
Storage of huge quantities of energy, for example for seasonal storage of solar energy, is most reasonably done in form of hydrogen. A number of different possibilities exist (Fig. 1). The most reasonable way is the storage of hydrogen on a liquid substance, in a so called Liquid Organic Hydrogen Carrier (LOHC).
2. Energy storage based on LOHC
The LOHC concept is based on the reversible hydrogenation of an aromatic compound for hydrogen uptake. After taking up the hydrogen the LOHC can be stored safely at ambient conditions with a high storage density.
3. Application of LOHC for storing solar energy or for mobility
Hydrogenation of dibenzyltoluene using hydrogen from solar driven electrolysis as well as recovery of electrical energy from hydrogenated dibenzyltoluene has recently been demonstrated.
Mobility is based on liquids as an energy source. LOHC can replace gasoline and Diesel without  larger modifications of the infrastructure and the storage system. Hydrogen can be used in combustion engines or in fuel cells.
 

Practical information

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  • Free

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Highlights in Energy Research seminar series

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