The Ultraviolet Disinfection Handbook

Note: Supplemental materials are not guaranteed with Rental or Used book purchases.

ISBN: 9781583215845 | 1583215840
Cover: Paperback
Copyright: 5/25/2008

Sorry, this item is currently not available.

Applied in the correct dosage, ultraviolet light (UV) is a powerful water disinfectant, capable of inactivating pathogenic microorganisms, including Cryptospordium and Giardia, without creating disinfection by-products.

List of Figures	p. ix
List of Tables	p. xi
Preface	p. xiii
Acknowledgments	p. xv
Introduction	p. 1
What is Ultraviolet Disinfection?	p. 1
How Does UV Disinfection Compare to Chemical Disinfection?	p. 1
History of Ultraviolet Disinfection	p. 2
Government Regulations	p. 5
Advantages and Disadvantages of UV Disinfection	p. 6
References	p. 8
Fundamentals of UV Light and Photochemistry	p. 11
Light and Photons	p. 11
UV Light Spectral Ranges	p. 12
Emission, Transmission, and Absorption of Light	p. 13
What Happens When UV Light Reaches Its Intended Target	p. 19
Laws of Photochemistry	p. 19
Advanced Oxidation Technologies	p. 21
References	p. 22
Mechanism of UV Disinfection	p. 25
Inactivation Mechanisms	p. 25
Reactivation Mechanisms	p. 29
UV Sensitivity of Microorganisms	p. 31
UV Dose (Fluence) in a UV Reactor	p. 37
References	p. 39
UV Disinfection Regulations Summary	p. 41
Regulatory Background	p. 41
Long-Term 2 Enhanced Surface Water Treatment Rule	p. 43
Ground Water Rule	p. 45
References	p. 46
UV Disinfection Equipment	p. 49
Types of Available UV Equipment	p. 49
UV Lamps	p. 51
UV Sensors	p. 58
Sleeves	p. 59
Ancillary Components	p. 60
Full-Scale Operating UV Disinfection Systems	p. 60
References	p. 60
Validation of UV Reactor Performance	p. 63
Regulatory Requirements	p. 63
Biodosimetry Process	p. 64
Overview of USEPA Recommended Approach	p. 65
Modeling UV Dose (Fluence) Distributions	p. 71
Validation Effects on UV Facility Design	p. 74
References	p. 75
Effects of Water Quality on UV Disinfection	p. 77
UV Transmittance	p. 77
Fouling	p. 80
Turbidity	p. 81
Upstream Treatment	p. 82
Algae	p. 83
Chlorine Reduction	p. 83
By-products From UV Treatment	p. 84
Site-Specific and Operational Issues	p. 84
References	p. 85
Potential Locations for UV Disinfection Facilities	p. 87
Filtered Water Systems	p. 87
Unfiltered Systems Applications	p. 90
Uncovered Reservior Applications	p. 90
Groundwater Applications	p. 91
Small Systems	p. 91
Reuse Applications	p. 91
Reference	p. 92
UV Facility Design Issues	p. 93
Disinfection Goals	p. 93
Key Design Criteria	p. 94
Hydraulics	p. 97
Electric Power Systems	p. 100
Site Constraints/Layout	p. 101
Cost Estimation	p. 102
Design Tools Available	p. 102
Modeling to Assist Design	p. 103
References	p. 103
Start-up, Operations and Maintenance	p. 105
Operational Requirements	p. 105
Steps for Facility Start-up	p. 106
Routine Operations and Maintenance Tasks	p. 108
Monitoring	p. 110
Monitoring and Recording Frequencies	p. 114
Reporting Requirements	p. 116
Troubleshooting	p. 116
Reference	p. 116
Safety and Handling of UV Equipment	p. 119
UV Light Exposure	p. 119
Electrical Safety	p. 120
Burn Safety	p. 120
Lamp Break Issues	p. 120
Operator Health and Safety-Mercury Exposure Limits	p. 121
Mercury Release Response	p. 121
References	p. 124
Issues for a Water Utility Manager	p. 125
Using an Engineering Consulting Firm or Go-it-Alone?	p. 125
Information Needs	p. 125
Information to Provide and Questions for a Potential Engineering Consulting Firm	p. 126
Questions for a Potential UV Equipment Manufacturer	p. 126
Government Regulations	p. 127
Reference	p. 127
Terms, Units, Symbols, and Definitions	p. 133
Index	p. 139
About the Authors	p. 149
Table of Contents provided by Ingram. All Rights Reserved.

Please wait while the item is added to your bag...

FREE SHIPPING

Amazon no longer offers textbook rentals. We do!

The Ultraviolet Disinfection Handbook

Summary

Table of Contents

Supplemental Materials