<abstract xml:lang="en" xmlns="http://www.w3.org/1999/xhtml"><p>Carbon monoliths prepared from hard coal precursors were obtained. The porous structure of the monoliths was evaluated on the basis of nitrogen adsorption — desorption equilibrium data. The investigated monoliths have a well-developed microporous structure with significant specific surface area (SBET). Equilibrium studies of methanol vapour adsorption were used to characterize the methanol adsorptive capacity that was determined using a volumetric method. The heat of wetting by methanol was determined in order to estimate the energetic effects of the adsorption process. The results of the investigations show that all monoliths exhibit high adsorption capacity and high heat of wetting with methanol.</p></abstract>

Carbon monoliths prepared from hard coal precursors were obtained. The porous structure of the monoliths was evaluated on the basis of nitrogen adsorption — desorption equilibrium data. The investigated monoliths have a well-developed microporous structure with significant specific surface area (SBET). Equilibrium studies of methanol vapour adsorption were used to characterize the methanol adsorptive capacity that was determined using a volumetric method. The heat of wetting by methanol was determined in order to estimate the energetic effects of the adsorption process. The results of the investigations show that all monoliths exhibit high adsorption capacity and high heat of wetting with methanol.

Carbonaceous materials for adsorptive refrigerators

Faculty of Commodity Science, UEK — Cracow University of Economics, ul. Rakowicka 27, 31-510, Cracow, Poland

Faculty of Energy and Fuels, AGH — University of Science and Technology, al. Mickiewicza 30, 30-059, Cracow, Poland

Materials Science-Poland

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

{"article-title":"Carbonaceous materials for adsorptive refrigerators"}

Carbon monoliths prepared from hard coal precursors were obtained. The porous structure of the monoliths was evaluated on the basis of nitrogen adsorption —...

Carbonaceous materials for adsorptive refrigerators

Publié en ligne: 18 juil. 2012

Pages: 131 - 136

DOI: https://doi.org/10.2478/s13536-012-0020-5

Mots clés
carbon monoliths, heat of wetting, adsorptive cooling systems

© 2012 Wroclaw University of Technology

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

Carbonaceous materials for adsorptive refrigerators

Publié en ligne: 18 juil. 2012

Pages: 131 - 136

DOI: https://doi.org/10.2478/s13536-012-0020-5

Mots cléscarbon monoliths, heat of wetting, adsorptive cooling systems

© 2012 Wroclaw University of Technology

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

Mots clés
carbon monoliths, heat of wetting, adsorptive cooling systems