By Vassilis Inglezakis, Stavros Poulopoulos
Adsorption, Ion trade and Catalysis is basically a mix of environmental technological know-how and chemical reactor engineering. extra in particular, 3 very important heterogeneous procedures, particularly, adsorption, ion trade and catalysis, are analysed, from primary kinetics to reactor layout with emphasis on their environmental purposes. In bankruptcy 1, the topic of air and water pollutants is handled. information approximately toxins and emission resources are given and the remedy tools are presently offered. In bankruptcy 2, the very fundamentals and ancient improvement of adsorption, ion alternate and catalysis are awarded in addition to their environmental purposes. bankruptcy three is dedicated to heterogeneous strategies and reactor research. all kinds of reactors are defined intensive and reactor modelling, hydraulics and mass/heat move phenomena are tested for every form of reactor. Chapters four and five are devoted to adsorption & ion alternate and catalysis, respectively. the elemental ideas are offered together with kinetics, equilibrium, mass/heat move phenomena in addition to the analytical suggestions of the reactor types provided in bankruptcy three. within the 6th bankruptcy, the topic of scale up is approached.The Annexes on the finish of the booklet comprise actual homes of drugs of environmental curiosity in addition to unit conversion tables. eventually, approximately all of the examples contained are in accordance with actual experimental facts present in literature with environmental curiosity. lots of the examples reflect on all features of operation layout - kinetics, hydraulics and mass transfer.* offers uncomplicated wisdom of significant environmental difficulties and connects them to chemicalengineering
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Extra info for Adsorption, Ion Exchange and Catalysis: Design of Operations and Environmental Applications (2006)
McBurney A. Skogseid J. A. Marinsky L. E. Glendenin C. D. Coryell D. K. Hale D. Reichenberg N. E. Topp C. G. Thomas R. M. Barrer D. W. Breck Invention of sulfonated polystyrene polymerization cation exchangers. Demonstration of the applicability of ion exchange for adsorption of fission products in trace amounts (lanthanides). Invention of aminated polystyrene polymerization anion exchangers. Preparation of a potassium-specific polystyrene cation-exchanger chelating resin. The discovery of promethium (element 61), an element not found in nature, is attributed to ion exchange Development of carboxylic addition polymers as weak acid cation exchangers.
It was Way, who illustrated the basic characteristics of ion exchange after conducting several experiments (Lucy, 2003). After soil and clays, natural and synthetic aluminum silicates and synthetic zeolites were tested as ion-exchange materials by other scientists. However, the first practical applications of ion exchange took place in the early 20th century. The first synthetic organic resins were synthesized in 1935. This spectacular evolution began with the finding of two English chemists, Adams and Holmes, who found that crushed phonograph records exhibited ion-exchange properties (Helfferich, 1962).
Adsorption is suggested as the BAT for both the minimization of contaminants in water that are unsuitable for biological treatment and the removal of VOCs and inorganic compounds from normal waste gas streams. Catalysis is also considered as the BAT for the destruction of water pollutants that are resistant to biological treatment (as catalytic wet-air oxidation) and for the oxidation of VOCs and inorganic compounds in gas streams (as catalytic oxidation). Generally, VOCs, sulfur oxides, nitrogen oxides, and various forms of hydrocarbons can be effectively treated by means of these processes.