https://doi.org/10.1016/j.ccst.2021.100011 “Zhao et al. found that carbonation performance of K2CO3/Al2O3 closely depended on the water pretreatment process (Zhao et al., 2012b; Zhao et al., 2012d). Seo et al. further demonstrated that the sorbKX35 subjected to
https://doi.org/10.1016/j.ccst.2021.100011 “Superficial gas velocity or GHSV could be one important operating parameter in continuous CO2 removal in circulating fluidized bed, considering the optimum residence time required for gas-solid
https://doi.org/10.1016/j.ccst.2021.100011 “The spent K2CO3/Al2O3 adsorbent could be partially regenerated at 180°C and a temperature higher than 250-300°C was required for its complete regeneration due to the
https://doi.org/10.1016/j.ccst.2021.100011 “Sorbent regeneration had been proceeded under different sweep gases including N2, CO2, pure steam and CO2 with steam dilution. As expected, the adsorbent regenerated in a
https://doi.org/10.1016/j.ccst.2021.100011 “Carbonation performances of dry potassium-based adsorbents also depend on bed parameters such as bed height, solid circulation rate and flow pattern or regime. Park et al. investigated
https://doi.org/10.1016/j.ccst.2021.100011 “A typical untreated flue gas also contains several impurities including 100 ppm HCl, 800 ppm SO2, 10 ppm SO3 and 500 ppm NOx. Tolerance to
https://doi.org/10.1016/j.ccst.2021.100011 “Potassium-based adsorbents own the merits of low cost and high availability in scale-up application, while their carbonation capacities and kinetics need further improvements. Meanwhile,
https://doi.org/10.1016/j.ccst.2021.100011 “Impregnation and calcination parameters are important factors that need to be considered when the wet impregnation method was employed for preparing potassium-based adsorbents. Chalermsinsuwan
https://doi.org/10.1016/j.ccst.2021.100011 “Yang et al. prepared carbon aerogels (CAs) using the sol-gel method, and they loaded K2CO3 on the mesoporous supports to prepare the CA-potassium carbonate (KC) nanocomposites. The 7CA-KC
https://doi.org/10.1016/j.ccst.2021.100011 “To minimize the overall cost for CO2 capture, alkaline solid wastes including potassium feldspar, calcium aluminate cement, clay, Portland cement and fly ash were tried as supports, and CO2 capture capacities
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