0
  1. Trang chủ >
  2. Giáo Dục - Đào Tạo >
  3. Cao đẳng - Đại học >

Ultraviolet Light in Water and Wastewater Sanitation - Chapter 3 doc

Ultraviolet Light in Water and Wastewater Sanitation - Chapter 3 doc

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 number of drinking water systems ... the water has not been investigated much. In experiments on distilled water, the pH generally has been maintained at 7. In investigations on drinking water, the pH was as such (i.e., between 7 and...
  • 54
  • 339
  • 0
Ultraviolet Light in Water and Wastewater Sanitation - Chapter 1 pptx

Ultraviolet Light in Water and Wastewater Sanitation - Chapter 1 pptx

... 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, Multisite, and Step-by-Step Killing ... Concepts 3. 7 Design Factors for Reactor Geometry 3. 7.1 General 3. 7.2 Single-Lamp Reactors 3. 7 .3 Multiple-Lamp Reactors 3. 8 Mixing Conditions in Ultraviolet Water Treatment 3. 8.1 Basic Principles 3. 8.2...
  • 18
  • 375
  • 0
Ultraviolet Light in Water and Wastewater Sanitation - Chapter 2 ppt

Ultraviolet Light in Water and Wastewater Sanitation - Chapter 2 ppt

... 18296.7 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 75404.7 7. 733 39 36 27407.8 7.928 6 8 6 435 .8 7. 733 68 71 53 546.1 7. 733 80 88 65577 8.854 ... SbI 3 , 207 to 32 7 nm; CoI2, 34 5 to 35 3 nm; FeI2, 37 2 to 440; GaI 3 , 4 03 to 417 nm; MgI2, 285 to 38 4 nm; PbI2, 36 8 to 406 nm; and TlI, 535 nm. Among the halide-doped lamps in water treatment ... well-defined lines and the source is called monochromatic. Theresonance lines at 2 53. 7 and 185 nm are by far the most important. The lines in the 30 0-nm range and higher can be neglected in water...
  • 50
  • 377
  • 0
Ultraviolet Light in Water and Wastewater Sanitation - Chapter 4 pdf

Ultraviolet Light in Water and Wastewater Sanitation - Chapter 4 pdf

... eVnm1.7520824227775812 53 706. 63 0 (3P)0 (1A) 3 37u 3 7.0 83 3P + 1D3P + 1D3P + 3P3P + 3PB3v − u6.1755.1164.4752.5581. 636 1.4740.982A3v − ux3v − g+ 37 ub1v − g+a1\g1.0 2.0 3. 0010−10 ... 205 0. 033 1.85 0.061210 0.055 2.45 0. 13 215 0.089 3. 15 0.28220 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 1.29240 0.76 2.1 1.6 245 0.89 0.95 0.85250 1 3. 45 3. 45 255 ... example, 0.016/min for a low-pressure8-W(e) lamp (without the 185 nm-line), and 0. 033 /min for a 15-W(e) lamp transmit-ting also the 185 nm-line. At similar electrical power input, the k value can...
  • 21
  • 365
  • 0
Ultraviolet Light in Water and Wastewater Sanitation - Chapter 5 pps

Ultraviolet Light in Water and Wastewater Sanitation - Chapter 5 pps

... propanols— 2-( 2-hydroxypropoxy )-1 -propanol, 1-( 2-ethoxypropoxy )-2 -propanol, 1-( 2-methoxypropoxy )-1 -propanol—atparts per billion levels appear unchanged at the preceding UV irradiationdoses.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) . 5.4 APPLIED ULTRAVIOLET DOSES IN WASTEWATER DISINFECTION Most ... units can be installed in retrofitting of preexisting basins isdescribed in a very documented way.7. At conventional doses for disinfection, the formation of by-products isvery marginal and no additional...
  • 13
  • 369
  • 0
Ultraviolet Light in Water and Wastewater Sanitation - Chapter 6 (END) ppsx

Ultraviolet Light in Water and Wastewater Sanitation - Chapter 6 (END) ppsx

... 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, G.R. and Gee, C.S., in ... 19 83. Benitez, F.J., Beltrán-Heredia, J., and Gonzalez, T., Ozone: Sci. Eng., 16, 2 13, 1994.Bernardin, F.E., in Proc. 84th Annual Meeting and Exhibition of the Air and Water Manage-ment...
  • 12
  • 422
  • 0
Ozone Reaction Kinetics for Water and Wastewater Systems - Chapter 3 docx

Ozone Reaction Kinetics for Water and Wastewater Systems - Chapter 3 docx

... in water solutions. Kinetics. and Catal., 41, 745–748, 2000. 33 . Carini, D. et al., Ozonation as pre-treatment step for the biological batch degradationof 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, AKO3, pH 2–7, k = 3. 4 × 104 (pH 7), ... of metal-diethylenetriamine-pentaacetate (DTPA)-complexes during drinking water ozonation, Water Res., 35 ,1877–1886, 2001. 37 . Ledakowicz, S. et al., Ozonation of reactive Blue 81 in the bubble...
  • 16
  • 436
  • 0
Ozone Reaction Kinetics for Water and Wastewater Systems - Chapter 5 docx

Ozone Reaction Kinetics for Water and Wastewater Systems - Chapter 5 docx

... I–0.0 039 Xe 0.0 133 –0 .32 9 2 73 31 8NH4+0.0556 NO2–0.0795 Rn 0.0477 –0. 138 2 73 30 1Mg2+0.1694 NO 3 –0.0128 N2–0.0010 –0.605 278 34 5Ca2+0.1762 ClO 3 –0. 134 8 O20 –0 .33 4 2 73 35 3Sr2+0.1881 ... H2–0.0218 –0.299 2 73 35 3Li+0.0754 HS–0.0851 He –0. 035 3 +0.464 278 35 3Na+0.11 43 Fl–0.0920 Ne –0.0080 –0.9 13 288 30 3K+0.0922 Cl–0. 031 8 Ar 0.0057 –0.485 2 73 35 3Rb+0.0 839 Br–0.0269 ... 2 73 34 8Al 3+ 0.2174 HSO 3 –0.0549 C 3 H80.0240 –0.702 286 34 5Cr 3+ 0.0648 CO 3 2–0.14 23 nC4H100.0297 –0.726 2 73 34 5Fe 3+ 0.1161 HPO42–0.1499 H2S –0. 033 3 Not available 298La 3+ 0.2297...
  • 44
  • 761
  • 0
GIS Applications for Water, Wastewater, and Stormwater Systems - Chapter 3 docx

GIS Applications for Water, Wastewater, and Stormwater Systems - Chapter 3 docx

... typicalresidential land-use classes (e.g., low-, medium-, and high-density residential) intosingle-family residential and multifamily residential land-use classes.LULC changes observed in remote sensing imagery ... animportant evolving trend. The mixel problem can be eliminated by using hyperspectraldata from new satellites, such as NASA’s Earth Observing-1 (EO-1) and Orbimage’sOrbView 3. One -and- a-half months ... Switching to satellite imagery and GIS as a land inventory toolallowed SANDAG to see the region in a new way and permitted rapid change detec-tion. The GIS-based LULC-mapping approach provided SANDAG...
  • 27
  • 566
  • 1
Ozone Reaction Kinetics for Water and Wastewater Systems - Chapter 1 pptx

Ozone Reaction Kinetics for Water and Wastewater Systems - Chapter 1 pptx

... and Engineering and International Water Quality . He hascollaborated 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 Demand6 .3. 2 The Biological Oxygen Demand6 .3. 3 Total Organic Carbon6 .3. 4 ... Kinetic Regime10 .3. 2 External Mass Transfer Kinetic Regime 10 .3. 2.1 Catalyst in Powder Form10 .3. 2.2 Catalyst in Pellet Form10 .3. 3 Internal Diffusion Kinetic Regime10 .3. 3.1 Determination of the...
  • 27
  • 305
  • 0

Xem thêm

Từ khóa: chemistry of ozone in water and wastewater treatment pdfchemistry of ozone in water and wastewater treatment from basic principlescyanide in water and soil chemistry risk and management chapter 2 pdfultraviolet visible analysis of water and wastewatertreatment of pharmaceuticals in drinking water and wastewateruse of ultraviolet light in drinking water treatmentspecialized water and wastewater treatment microorganismschemical water and wastewater treatment ivchemical water and wastewater treatment ixchemical water and wastewater treatment vichemical water and wastewater treatment viiichemical water and wastewater treatmentphysicalchemical treatment of water and wastewater free downloadphysicalchemical treatment of water and wastewater downloadphysical chemical treatment of water and wastewater pdf free downloadBáo cáo thực tập tại nhà thuốc tại Thành phố Hồ Chí Minh năm 2018Nghiên cứu sự biến đổi một số cytokin ở bệnh nhân xơ cứng bì hệ thốngBáo cáo quy trình mua hàng CT CP Công Nghệ NPVNghiên cứu sự hình thành lớp bảo vệ và khả năng chống ăn mòn của thép bền thời tiết trong điều kiện khí hậu nhiệt đới việt namNghiên cứu vật liệu biến hóa (metamaterials) hấp thụ sóng điện tử ở vùng tần số THzGiáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôitGiáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôitGiáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôitĐỒ ÁN NGHIÊN CỨU CÔNG NGHỆ KẾT NỐI VÔ TUYẾN CỰ LY XA, CÔNG SUẤT THẤP LPWANQuản lý hoạt động học tập của học sinh theo hướng phát triển kỹ năng học tập hợp tác tại các trường phổ thông dân tộc bán trú huyện ba chẽ, tỉnh quảng ninhNghiên cứu khả năng đo năng lượng điện bằng hệ thu thập dữ liệu 16 kênh DEWE 5000Thơ nôm tứ tuyệt trào phúng hồ xuân hươngThiết kế và chế tạo mô hình biến tần (inverter) cho máy điều hòa không khíTổ chức và hoạt động của Phòng Tư pháp từ thực tiễn tỉnh Phú Thọ (Luận văn thạc sĩ)Kiểm sát việc giải quyết tố giác, tin báo về tội phạm và kiến nghị khởi tố theo pháp luật tố tụng hình sự Việt Nam từ thực tiễn tỉnh Bình Định (Luận văn thạc sĩ)BT Tieng anh 6 UNIT 2Tranh tụng tại phiên tòa hình sự sơ thẩm theo pháp luật tố tụng hình sự Việt Nam từ thực tiễn xét xử của các Tòa án quân sự Quân khu (Luận văn thạc sĩ)Nguyên tắc phân hóa trách nhiệm hình sự đối với người dưới 18 tuổi phạm tội trong pháp luật hình sự Việt Nam (Luận văn thạc sĩ)Giáo án Sinh học 11 bài 14: Thực hành phát hiện hô hấp ở thực vậtGiáo án Sinh học 11 bài 14: Thực hành phát hiện hô hấp ở thực vật