INTERFACIAL APPLICATIONS IN ENVIRONMENTAL ENGINEERING - CHAPTER 10 pptx

... elsewhere in gas-phase [108 – 110] and liquid-phase [111] operation. In each case, dechlorination was promoted in the presence of hydrogen (hydrodehalogenation to aromatic and HCl) at temperatures in ... screening tests are positive in terms of flagging the potential of cata- lytically generated carbon nanofibers for application in continuous-flow water treatment. The pressure requir...

Ngày tải lên: 11/08/2014, 12:21

... catalytic degradation process consisting of amorphous silica alumina and HZSM-5 in se- ries to convert PE into high-quality gasoline-range fuels. The author found that a silica alumina :HZSM-5 weight ratio of ... 10. 2 20.4 16.2 13.1 13.0 13.2 14.2 Total 100 .0 100 .0 100 .0 100 .0 100 .0 100 .0 100 .0 100 .0 100 .0 100 .0 Gaseous product distribution H 2 0.0070 0.000 0.0 010 0....

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... (4) waste minimization/recycle. Each contribution has either a theoretical significance or practical utility or both. Interfacial Applications in Environmental Engineer- ing is an invaluable resource ... Chemical Engineering, University of Cas- tilla–La Mancha, Ciudad Real, Spain C. H. Yang College of Chemistry and Chemical Engineering, University of Petroleum, Dongying, Shandong Pro...

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... mixed in the vicinity of the catalyst sample in the infrared reactor cell, as shown in the inset of Figure 1. One-hundred-mg catalysts were pressed into three to four thin disks, each weighing ... species during the step-and-pulse switch of the NO, O 2 , C 3 H 6 reactant flows during the SCR reaction over Cu-ZSM-5. II. EXPERIMENTAL A. Catalyst Preparation The overexchanged Cu-ZSM- 5-5...

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... role in electron transfer from the electron-accepting to the electron-donating sites at the catalytic surface. Ac- cording to Bahranowski et al. [48], single doping of Al-PILC with copper intro- duced ... species in Cu-MFI-based catalysts resulted in a substan- tial increase in propane conversion as well selectivity to CO 2 . This fact would explain the decided decrease in NO conver...

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... shows the majority/minority spin configurations. The HOMO is the Π bonding in the majority spin and the LUMO is the Π antibonding in the minority spin. (b) SO 2 (singlet, C 2v ). (c) SO 3 (singlet, C 3v ). TM Copyright ... performed a DFT calculation to examine the adsorp- tion of SO 2 on Cu (100 ) and showed an increasing bonding energy in the order of η 1 -S Ͻ η 2 -S,O Ͻ η 2 -O,O Ͻ η 3...

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... the results obtained from on-line pulse-reaction chromatography. Ten grams of thiophene/n-heptane or the gasoline distillate was pumped into the reactor within 1 min. Sulfides in the liquid product ... Because of the com- plexity of FCC reactions, we cannot determine exactly whether it is via adsorbing and cracking sulfides in the feed or via adsorbing and cracking those in the gaso- line...

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... solution using Na-Y was investi- gated using a fixed-zeolite-bed configuration. The breakthrough curves for four selected HM are shown in Figure 5 under identical operating conditions. Break- through ... exchange with cations in external solution. An increase in exchange temperature enhanced HM removal by reducing the solvation coating and kinetic diameter of the in- going HM cation, fa...

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... [4,7]. In the experiments, titration ex- periments and computer modeling with MINTEQA2 indicate that the pH de- creases as Thio-Red  is initially titrated into aqueous divalent heavy metal solu- tions. ... Stoichiometric 20 3.0 50.00 12.08 1.0 Cd 10% dose increase 1 4.0 50.00 10. 47 1.0 Cd 10% dose increase 6 4.0 50.00 10. 54 1.0 Cd 10% dose increase 20 4.0 50.00 10. 96 1.0 Fe(II) St...

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... as water-aided interruption of inter- and intramolecular contacts in the soil upon oil sorption. An increase in K d when increasing the amount of clay in soil is clearly noticed in Eq. (4). These ... taking into account the diversity in the environmental conditions and in the sources and history of the residuals. To evaluate the sensitivity of the model to variations in the ma...

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