Volume 40, Issue 1 pp. 56-63
Research Article

Measurement of Micro Kinetics of Hydrogenation in Liquid Phase Using Raman Spectroscopy

Armin Fischer

Armin Fischer

Friedrich-Alexander-University Erlangen-Nuremberg (FAU), Institute of Separation Science and Technology, Erlangen, Germany.

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Karsten Müller

Corresponding Author

Karsten Müller

Friedrich-Alexander-University Erlangen-Nuremberg (FAU), Institute of Separation Science and Technology, Erlangen, Germany.

Friedrich-Alexander-University Erlangen-Nuremberg (FAU), Institute of Separation Science and Technology, Erlangen, Germany.Search for more papers by this author
Wolfgang Arlt

Wolfgang Arlt

Friedrich-Alexander-University Erlangen-Nuremberg (FAU), Institute of Separation Science and Technology, Erlangen, Germany.

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First published: 06 October 2016
Citations: 2

Abstract

Hydrogenation of liquid organic hydrogen carriers is usually carried out in liquid phase. To measure the kinetics of this hydrogenation, an experimental setup using in situ Raman spectroscopy for analysis of the reaction mixture is proposed. With this setup it is possible to perform hydrogenation reactions at temperatures of up to 573 K and pressures up to 25 MPa. For validation of the experimental setup the hydrogenation of 1-octene was measured in liquid phase. The reaction progress can be monitored in detail by Raman spectroscopy. To determine kinetic parameters from the experimental data, two modeling approaches were applied: a classic kinetic model and a thermodynamic kinetic model. The results were compared to literature data.

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