[PDF] Top 20 Modeling VOCs Adsorption onto Activated Carbon

... In this study, both adsorption and desorption processes are assumed to occur simultaneously and a numerical model was developed with a non-linear driving force in conjunction with the [r] ... See full document

... the adsorption of volatile organic compounds (VOCs) onto activated carbon under specific ...the adsorption of three VOCs onto activated ...as ... 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

... 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 and dehydrocarboned ... See full document

... the adsorption of benzene and carbon tetrachloride onto activated carbon in mono- and binary-adsorbate ...model-fitted adsorption and desorption rate constants could well predict ... See full document

... the adsorption of isolated PEG on F-400 was ...the adsorption approaches the plateau, the effects of the properties of solution on adsorption of PEG become significant, resulting in the reduction of ... See full document

... N Sh ¼ 2 þ 1:1  N 1=2 Re N 1=3 Sc . (21) The Reynolds number represents the ratio between inertial force and viscous force; the Stanton number represents the ratio between liquid-film transfer and bulk transfer; the ... See full document

... 摘要: The adsorption capacity of Methylene blue from aqueous solution onto activated carbon prepared from Delonix regia pods (Flame tree pods) was investigated under various experimenta[r] ... See full document

... an activated carbon,very little quantitative information is available on the possible modification of the physical property of the treated ac- tivated ...an activated carbon by ozonation and ... See full document

... headings: Activated carbon; Adsorption; Desorption; ...Introduction Activated carbon has been used extensively as an adsorbate for the removal of hazardous air ...the adsorption ... See full document

... 4.3.2. Knudsen di€usion When the mean free path of the adsorbate is greater than the pore diameter of the activated carbon, the collision of molecules and the pore wall can inhibit molecule transport. The ... See full document

... three activated carbons and determine the temperature dependence of the adsorption of VOCs onto activated ...of activated carbon made of different raw materials and four ... See full document

... are adsorption, biodegradation, convection and ...the adsorption and biodegradation performances for the removal of dissolved organic carbon based on dimensionless ... See full document

... high adsorption capacity of 2-MT of low molecular weight onto F 400 can be obtained due to high microporosity and nonsteric hindrance, so that physical interaction does not play an important role in ... See full document

... 3. Results and discussion 3.1. GAC adsorption of RB5 and MW regeneration of exhausted GAC Adsorption of RB5 onto GAC was evaluated at solution pH of 5.6. As expected, RB5 removal increased with an ... See full document

... the activated carbon surface, the surface charge vacuum oven at 1058C for 24 ...the activated carbon was purged physico-chemical treatments can modify the activated with nitrogen gas ... See full document

... Although activated carbons are the most widely used ad- sorbent in the removal or recovery of organic compounds from liquid-phase streams due to their large surface area and nearly nonpolar surface [16], they ... See full document

... of activated carbon were established in this ...of activated carbon, the VOC properties, and the VOC adsorption on activated ...the VOCs are the most important properties ... See full document

... Keywords: Adsorption; Carbon nanotubes; Isotherm; Kinetics; Thermodynamics ...issue. Adsorption has been found to be superior to other techniques for treating wastewater: it is low-cost, highly effi- ... See full document