<abstract xmlns="http://www.w3.org/1999/xhtml">Pd-Ni/Al2O3 systems were investigated in the reaction of hydrogen oxidation in terms of their possible application as catalysts used in passive autocatalytic recombiners (PARs) used in nuclear power plants. Testing experiments were carried out in a flowing system at different temperatures and humidity of the reaction mixture. The bimetallic catalysts exhibited higher response to the increase of temperature and higher resistance to inhibit water than the monometallic palladium catalyst. They showed excellent stability during a few tens of hours, similarly, like their monometallic counterpart. Our bimetallic catalysts of hydrogen oxidation can be used as cheaper alternatives to catalysts based on the precious metals in the hydrogen oxidation without loss of their activity over time.</abstract>

Pd-Ni/Al2O3 systems were investigated in the reaction of hydrogen oxidation in terms of their possible application as catalysts used in passive autocatalytic recombiners (PARs) used in nuclear power plants. Testing experiments were carried out in a flowing system at different temperatures and humidity of the reaction mixture. The bimetallic catalysts exhibited higher response to the increase of temperature and higher resistance to inhibit water than the monometallic palladium catalyst. They showed excellent stability during a few tens of hours, similarly, like their monometallic counterpart. Our bimetallic catalysts of hydrogen oxidation can be used as cheaper alternatives to catalysts based on the precious metals in the hydrogen oxidation without loss of their activity over time.

Catalytic activity of Pd-Ni in the oxidation of hydrogen for the safety of nuclear power plant

Institute of Physical Chemistry PAS, Kasprzaka 44/52, 01-224 Warsaw, Poland

Cardinal Stefan Wyszyński University, Wóycickiego 1/3, 01-938 Warsaw, Poland

Polish Journal of Chemical Technology

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Pd-Ni/Al2O3 systems were investigated in the reaction of hydrogen oxidation in terms of their possible application as catalysts used in passive autocatalytic...

Catalytic activity of Pd-Ni in the oxidation of hydrogen for the safety of nuclear power plant

Publié en ligne: 04 avr. 2016

Pages: 15 - 18

DOI: https://doi.org/10.1515/pjct-2016-0003

Mots clés
palladium, palladium-nickel, catalyst, hydrogen oxidation

© 2016 Dariusz Łomot et al., published by De Gruyter Open

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Catalytic activity of Pd-Ni in the oxidation of hydrogen for the safety of nuclear power plant

Publié en ligne: 04 avr. 2016

Pages: 15 - 18

DOI: https://doi.org/10.1515/pjct-2016-0003

Mots cléspalladium, palladium-nickel, catalyst, hydrogen oxidation

© 2016 Dariusz Łomot et al., published by De Gruyter Open

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Mots clés
palladium, palladium-nickel, catalyst, hydrogen oxidation