[PDF] Top 20 Effects of pore structure and temperature on VOC adsorption on activated carbon

... Department of Civil and Environmental Engineering, University of Delaware, Newark, DE 19716, USA Received 19 February 2000; accepted 9 June 2000 Abstract This research was undertaken to investigate ... See full document

... properties of activated carbon were established in this ...analysis and correspondence analysis can provide satisfactory information on the relationship among the surface ... See full document

... Surface and Pore The characteristics of the resulting activated carbons deter- mined by N 2 gas adsorption at 77 K are illustrated in Table ...percentage of microporous volume in ... See full document

... the adsorption capacity of an activated ...area, pore-size distribution,pore volume,and surface func- tional ...Generally,the adsorption capacity in- creases with specific ... See full document

... contactors, and which are most similar to the use of PAC in full-scale ...atrazine adsorption isotherms were not found to be strongly temperature dependent and the effect of ... See full document

... The effects of treatment with inorganic salts exemplified by Mg (NO ) 3 2 or Ba (NO ) 3 2 on the physical-chemical characteristics of activated carbon were ...the pore ... See full document

... Activated carbon, due to its high specific surface area, zene vapor was generated by a VOC generator and carried has been used extensively as an adsorbate for removal of by dehydrated ... See full document

... The adsorption of molecular hydrogen on a three-dimensional pillared graphene structure under various environments is studied using molecular dynamics ...The effects of pressure, ... See full document

... trogen adsorption at 77 K, are as follows: BET surface area of 994 m 2 /g, average pore diameter of ...Å, and total pore volume of ...levels of 399 –1954 ppmv ... See full document

... treated activated carbon was stored in a N 2 -filling chamber (300 K) before ...experiments. VOC was generated by passing a stream of water and hydrocarbon-free N 2 gas over a series ... See full document

... The adsorption equilibrium and kinetics of polyethylene glycol (PEG) in three aqueous systems were examined in this ...the adsorption capacity of PEG on activated ... See full document

... chemically activated with KOH at 780 ◦ C from chars that were carbonized from corncobs at 450 ◦ ...The pore properties, including BET surface area, pore volume, pore size distribution, ... See full document

... (R) of 2-MT in various so- lutions calculated by Stokes–Einstein equation are ...high adsorption capacity of 2-MT of low molecular weight onto F 400 can be obtained due to high microporosity ... See full document

... the adsorption of PEG from the elec- troplating solution on the activated carbon, F-400, shows a good applicability with high correlation ...amount of PEG adsorbed on the ... See full document

... (p-hydroxybenzoic acid)were selected.Before breakthrough,the effluent of the GAC column ccontained a small amount of p-hydroxybenzoic acid that contributed thegreatest amount of organi[r] ... See full document

... dental and orthopedics ...powder and NaCl are blended, and after diammonium phosphate (DAP) is added, they are infused into a mold for a hydration reaction under a saturated vapor pressure to form ... See full document

... 192 and fermentation processes Lin and Chen, 1995; Mu- Ž rata et ...use of such . techniques in wastewater treatment offers a promising way of improving the efficiency of the ... See full document

... In the literatures, the adsorption processes of the adsorbents and VOCs were usually considered to be in equilibrium. In this study, the VOC adsorption processes by activated carbon we[r] ... See full document

... adsorption isotherm and the column adsorption process, and model simulation shows that a high reaction temperature will cause both the adsorption reaction rate and desorption r[r] ... See full document

... force and viscous force; the Stanton number represents the ratio between liquid-film transfer and bulk transfer; the Sherwood number represents the ratio between liquid-film transfer and biofilm ... See full document