
handle: 10261/218056
In this work, regenerable sorbents for Hg retention based on gold nanoparticles supported onto carbon monoliths structures have been developed. The aim is to test the influence of the characteristics of deposited gold on the both sorbent Hg retention capacity and efficiency, in particular Au nanoparticle size. Regenerable sorbents were characterized by SEM-EDX, FE-SEM, ICP-OES, XPS and XRD. Performance of the different sorbents were tested in a bench scale experimental installation working at high space velocities 25000 h-1, for sorbent, retention temperatures from 50ºC to 150 ºC and a Hg inlet concentration of 22 ppb.
The financial support from Spanish Ministry of Science and Innovation and European Regional Development Funds (ref: ENE2011-23412) is duly recognized. C. Gómez-Giménez wants to thank CSIC and European Regional Development Funds for JAE grant.
3 figures.-- Work presented at the 6th International Conference on Clean Coal Technologies, CCT2013 in Thessaloniki, Greece. 12-16 May 2013.
Peer reviewed
Carbon monoliths, Mercury retention, Regenerable sorbents, Au nanoparticles
Carbon monoliths, Mercury retention, Regenerable sorbents, Au nanoparticles
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