Ultraviolet Disinfection for Wastewater

Detalles Bibliográficos
Clasificación:Libro Electrónico
Autor principal: Federation, Water Environment
Otros Autores: Staff, International Ultraviolet Association
Formato: Electrónico eBook
Idioma:Inglés
Publicado: Alexandria : Water Environment Federation, 2015.
Temas:
Sewage > Purification > Ultraviolet treatment.
Eaux usées > Épuration > Traitement ultraviolet.
Sewage > Purification > Ultraviolet treatment
Acceso en línea:Texto completo
Tabla de Contenidos:
  • Intro
  • Title Page
  • Copyright
  • Contents
  • List of Figures
  • List of Tables
  • Preface
  • Chapter 1 Introduction Robert Bastian and Katherine (Kati) Y. Bell, Ph.D., P.E., BCEE
  • 1.0 PURPOSE
  • 1.1 Perspective
  • 1.2 History of Ultraviolet Disinfection
  • 1.3 Disinfection Criteria
  • 1.3.1 Indicator Bacteria
  • 1.3.2 Enumeration Methods for Indicator Bacteria
  • 2.0 REGULATORY CONSIDERATIONS
  • 2.1 Regulatory Frameworks in the United States and Canada
  • 2.2 Regulatory Drivers for Ultraviolet Disinfection
  • 3.0 OTHER RELATED GUIDANCE
  • 4.0 ORGANIZATION OF THE PUBLICATION
  • 5.0 REFERENCES
  • Chapter 2 Ultraviolet Disinfection Process Concepts and Equipment Systems Karl G. Linden, Ph.D., and Hadas Mamane, Ph.D.
  • 1.0 PRINCIPLES OF ULTRAVIOLET DISINFECTION
  • 1.1 Electromagnetic Spectrum
  • 1.2 Properties of Ultraviolet Light
  • 1.2.1 Properties of a Photon
  • 1.2.2 Ultraviolet Absorbance and Transmittance
  • 1.2.3 Laws of Photochemistry
  • 1.2.4 Ultraviolet Scattering
  • 1.3 Germicidal Action of Ultraviolet Light
  • 1.3.1 Nucleic Acid Damage
  • 1.3.2 Deoxyribonucleic Acid and Protein Absorbance
  • 1.3.3 Ultraviolet Action Spectrum
  • 1.3.3.1 Means to Obtain an Action Spectrum
  • 1.3.3.2 Action Spectrum by Organism
  • 1.3.3.3 Can the Deoxyribonucleic Acid Absorbance Spectrum Represent the Action Spectrum?
  • 1.4 Microbial Repair and Regrowth
  • 1.4.1 Photo-Reactivation
  • 1.4.2 Dark Repair
  • 1.4.3 Regrowth
  • 2.0 ULTRAVIOLET DOSE RESPONSES OF PATHOGENS AND SURROGATES
  • 2.1 Collimated Beam Testing
  • 2.1.1 Types of Collimated Beams
  • 2.1.2 Ultraviolet Dose Measurements and Calculation
  • 2.1.3 Factors Affecting Ultraviolet Dose Calculation
  • 2.2 Data on Microbe Dose Response
  • 2.2.1 Bacteria
  • 2.2.2 Viruses
  • 2.2.3 Protozoa
  • 3.0 ULTRAVIOLET LAMP TECHNOLOGIES
  • 3.1 Low-Pressure Ultraviolet Lamps
  • 3.2 Low-Pressure High-Output Ultraviolet Lamps
  • 3.3 Medium-Pressure Ultraviolet Lamps
  • 3.4 Alternative Lamp Technologies
  • 3.4.1 Ultraviolet Light-Emitting Diodes
  • 3.4.2 Microwave Ultraviolet Radiation
  • 3.4.3 Pulsed Ultraviolet Lamps
  • 3.4.4 Excimer Lamps
  • 4.0 REFERENCES
  • Chapter 3 Bioassay Methods to Determine the Ultraviolet Dose (Fluence) Delivery of an Ultraviolet System G. Elliott Whitby, Ph.D., and Bill Sotirakos
  • 1.0 INTRODUCTION
  • 2.0 BIOASSAY PROTOCOL FOR WASTEWATER
  • 2.1 Planning and Preparation
  • 2.1.1 Test Ultraviolet System Characteristics
  • 2.1.2 Challenge Microorganisms Used in Validations
  • 2.1.3 Water Source Key Characteristics
  • 2.1.4 Absorbing Chemical
  • 2.1.5 Mixing and Sampling
  • 2.1.6 Lamp Variability and Ultraviolet Sensor Port Window Testing
  • 2.1.7 Measurement Equipment
  • 2.2 Inlet/Outlet Structures
  • 2.3 Test Lamps
  • 2.4 Test Conditions and Quality Assurance/Quality Control Samples
  • 2.5 Third-Party Oversight
  • 3.0 MICROBIOLOGICAL TESTING
  • 3.1 Preparing the Challenge Microorganism

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