Ozone Reaction Kinetics for Water and Wastewater Systems - Chapter 4 ppt

... of reactions with the following stoichiometry: 1. First-order reaction: (4. 14) with (4. 15) 2. Pseudo first-order reaction: (4. 16) with (4. 17) The ozone self-decomposition reaction in water ... approx- imate solution of the reaction factor for second order reactions (4. 49) and (4. 50): (4. 75) (4. 76) with (4. 77) Finally, a trial -and- error procedure allows the...

Ngày tải lên: 11/08/2014, 17:22

... Chapter 7 Kinetics of Indirect Reactions of Ozone in Water 7.1 Relative Importance of the Direct Ozone B Reaction and the Ozone Decomposition Reaction 7.1.1 Application of Diffusion and Reaction ... homogeneous and heterogeneous ozone reactions. Chapter 4 and Chapter 5 continue with studies on direct ozone reaction kinetics, but they exclusively deal wi...

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... 1,2-dibromo- 3- chloropropane, DBCP 1 to 4 low pressure Hg lamp, 2 5 4- nm, 8 .4 W/lamp φ = 0 .49 , AK k HOB = 0. 14 (CK, PCE reference compound) 11, 1995 Polynuclear aromatic hydrocarbons and Ozone 2 5 4- nm ... present in the water [see Reaction (7 .4) and Reaction (7.10)], the free radicals formed from the photolysis of hydrogen peroxide, Reaction (9.2), and t...

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... ways of reaction (see Figures 2.2 to 2 .4) III I II C C C C 2 C + 2 CC x ( ) CC CC C -PH C OOH P -P = OH C OOH OH -P = -N H C OOH N H -P = -C O O C OOH O-C -P = -O OOH O O O C O ©20 04 CRC ... Schwarz, H.A. and Bielski, B.H., Reactions of HO 2 • and O 2 – • with iodine and bromine and the I 2 – and I atom reduction potentials, J. Phys. Chem., 90, 144 5– 144 8, 1986. 42 ....

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... 20ºC: 1,5-naphthalene-disulphonic acid: 41 . 1-naphthalene- sulphonic acid: 252. 3-nitrobenzene-sulphonic acid: 22 39 (2002) Methyl-t-butyl-ether 2-L Batch reactor for determination of reaction ... degradation of industrial wastewater containing 3-methyl-piperidine, Ozone Sci. Eng., 23, 189–198, 2001. 34. Shawwa, A.R. and Smith, D.W., Kinetics of microcystin-LR oxidation by o...

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... related to the reaction factor with Equation (5 .46 ): (5 .46 ) The absorption rate law is given by Equations (4. 45) and (4. 46) that applied to the ozone- B reaction become as follows: (5 .47 ) with C O3 * calculated ... t-butanol solutions: 0. 24 and 0 .48 M IS, 18 42 ºC, pH 2–6, and He = 56 34. 4 (0. 24 M, 25ºC, pH 6) 18 Rischbieter et al., 2000 In different salts: MgSO...

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... (Simple ozonation) b-a-b a-b-a b-a-b-a-b a-b-a-b ©20 04 CRC Press LLC experimental conditions applied. For this kinetic regime the ozone absorption rate is [see also Equation (5. 54) ]: (6.20) Equation ... Coefficient Corresponded to Ozone- Buffered Water and Ozone- Tomato Wastewater Systems a Ozone System System Characteristics He ؋ 10 –6 k L a ؋ 10 2 Reference Ozone- buff...

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... Ozonation of US drinking water sources: HO concentration and oxidation-competition values, in Ozone in Water and Wastewater, Proceedings of 11th Ozone World Congress, Vol 2, S-1 7-1 19–125, San Francisco, ... of the processes and bromate formation, Envi- ron.Sci. Technol., 35, 42 52 42 59, 2001. 33. Hoigné, J. and Bader, H., Ozonation of water: kinetics of oxidation of...

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... decomposition: (10.39) (10 .40 ) (10 .41 ) (10 .42 ) Heterogeneous decomposition surface reaction: For pH 2 to 6: (10 .43 ) (10 .44 ) (10 .45 ) In addition, for pH > 6: (10 .46 ) (10 .47 ) (10 .48 ) (10 .49 ) OOH HO O kMs 3 70 22 1 11 + ... 11th Ozone World Congress, Inter- national Ozone Association, S-1 5-8 -S-1 5-2 4, San Francisco, CA, 1993. 84. Kopf, P., Gilbert, E.,...

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... International Ozone Association.) t, min A 0 20 40 60 80 100 120 140 160 t, min B 0 20 40 60 80 100 120 140 160 14. 37×10 –3 11.05×10 –3 7. 74 10 –3 4. 42×10 –3 U g , ms –1 4. 42×10 –3 7. 74 10 –3 11.05×10 –3 14. 37×10 –3 U g , ... from the Staeheling and Hoigné mechanism 68 where wastewater and gas phases were considered perfectly mixed. Reaction (11.83), for the ozone d...

Ngày tải lên: 11/08/2014, 17:22