Ultraviolet Light in Water and Wastewater Sanitation - Chapter 3 doc

... micropollutants in drinking water remains of marginal importance in the disinfecting process with UV light. In pho- tochemical oxidations the conclusion can be different (see Chapter 4). Recently ... procedure—Masschelein [1966]) appears relevant in relation © 2002 by CRC Press LLC Use of Ultraviolet Light for Disinfection of Drinking Water 3. 1 INTRODUCTION The n...

Ngày tải lên: 11/08/2014, 09:21

... Dose-Efficiency Concept 3. 3.1 Basic Equations 3. 3.2 Methods of Determination of Lethal Dose 3. 3.2.1 Collimator Method 3. 3.2.2 Correction for UV Exposure Cup Size 3. 3.2 .3 Shallow-Bed Reactor 3. 3 .3 Reported ... Drinking Water 3. 5.2 Steering Parameters 3. 5 .3 Importance of Dissolved Compounds 3. 5.4 Use of Artificial Optical Interferences in Investigations 3. 6 Multihit,...

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... 18 296.7 8.847 20 30 23 302 .3 9.560–9.565 40 48 36 31 3 8.847–8.854 100 75 56 36 5 8.847–8.859 71–90 100 75 404.7 7. 733 39 36 27 407.8 7.928 6 8 6 435 .8 7. 733 68 71 53 546.1 7. 733 80 88 65 577 8.854 ... SbI 3 , 207 to 32 7 nm; CoI 2 , 34 5 to 35 3 nm; FeI 2 , 37 2 to 440; GaI 3 , 4 03 to 417 nm; MgI 2 , 285 to 38 4 nm; PbI 2 , 36 8 to 406 nm; and TlI, 535 nm. Amon...

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... eVnm 1.75 208 242 277 758 12 53 70 6. 63 0 (3P) 0 (1A) 3 37u 3 7.0 83 3P + 1D 3P + 1D 3P + 3P 3P + 3P B 3v − u 6.175 5.116 4.475 2.558 1. 636 1.474 0.982 A 3v − u x 3v − g + 37 u b 1v − g + a 1 \g 1.0 2.0 3. 0 0 10 −10 ... 205 0. 033 1.85 0.061 210 0.055 2.45 0. 13 215 0.089 3. 15 0.28 220 0. 133 3. 4 0.45 225 0.206 3. 35 0.69 230 0 .3 3.15 0.95 235 0.47 2.75 1.29 240 0.7...

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... propanols— 2-( 2-hydroxypropoxy )-1 -propanol, 1-( 2-ethoxypropoxy )-2 -propanol, 1-( 2-methoxypropoxy )-1 -propanol—at parts per billion levels appear unchanged at the preceding UV irradiation doses. Toxicity to fish of UV-treated ... high-intensity, medium-pressure Hg lamps, repair is less probable and not merely confined to DNA alone (see also Chapter 3, Section 3. 2 .3) ....

Ngày tải lên: 11/08/2014, 09:21

... chap. 73. Nicole, I. et al., Environ. Technol., 12, 21, 1991. NWRI, Ultraviolet Disinfection Guidelines for Drinking Water and Water Reuse, National Water Research Institute, Fountain ... from drinking water supplies, in Significance and Treatment of Volatile Organic Compounds in Water Supplies, Lewis Publishers, Chelsea, MI, 1990, pp. 31 3 36 2. Peyton,...

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... in water solutions. Kinetics. and Catal., 41, 745–748, 2000. 33 . Carini, D. et al., Ozonation as pre-treatment step for the biological batch degradation of industrial wastewater containing 3- methyl-piperidine, ... 1010exp(–16200/RT) AE in calmol –1 32 (2000) 3- methyl-piperidine Batch reactor, AKC, pH:4–6, t-butanol as scavenger, k = 6. 63 33 (2001) Microcystin-LR SF, AKO...

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... I – 0.0 039 Xe 0.0 133 –0 .32 9 2 73 31 8 NH 4 + 0.0556 NO 2 – 0.0795 Rn 0.0477 –0. 138 2 73 30 1 Mg 2+ 0.1694 NO 3 – 0.0128 N 2 –0.0010 –0.605 278 34 5 Ca 2+ 0.1762 ClO 3 – 0. 134 8 O 2 0 –0 .33 4 2 73 35 3 Sr 2+ 0.1881 ... H 2 –0.0218 –0.299 2 73 35 3 Li + 0.0754 HS – 0.0851 He –0. 035 3 +0.464 278 35 3 Na + 0.11 43 Fl – 0.0920 Ne –0.0080 –0.9 13 288 30 3 K + 0.0922 Cl – 0. 031 8 Ar 0...

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... typical residential land-use classes (e.g., low-, medium-, and high-density residential) into single-family residential and multifamily residential land-use classes. LULC changes observed in remote sensing imagery ... an important evolving trend. The mixel problem can be eliminated by using hyperspectral data from new satellites, such as NASA’s Earth Observing-1 (EO-1) and Orbimage’s...

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... and Engineering and International Water Quality . He has collaborated in the peer reviewing process of many scientific and engineering jour- nals such as Ozone Science and Engineering ... Ozone in Wastewater 6.2 Critical Concentration of Wastewater 6 .3 Characterization of Wastewater 6 .3. 1 The Chemical Oxygen Demand 6 .3. 2 The Biological Oxygen Demand 6 .3....

Ngày tải lên: 11/08/2014, 17:22