Welcome to the 2017 World Congress & Exhibition Website

Sunday Workshop, September 17

UV 101: Fundamentals, Basics, Applications, and Opportunities

The purpose of this workshop is to provide a basic understanding of UV fundamentals, along with an overview of UV considerations, applications, and case studies across water, wastewater and reuse. Additionally, special applications of UV will be presented, including a discussion on the science and application of UV-AOP, as well as a look into the future of the science and application of UV-LEDs.

  • Welcome and Workshop Overview 13:00 – 13:10
  • Microbiology of UV Disinfection - Pathogens, surrogates and indicators as the basis of regulatory requirements 13:40 – 14:10
    Ian Mayor-Smith, Hanovia, Ltd.
  • Fundamentals and Basics: How does UV work (disinfection and AOP) and methods of delivering UV irradiation13:10 – 13:40
    Joe Jacangelo (IWA), Johns Hopkins University, Bloomberg School of Public Health
  • UV Systems for Drinking Water: Validations and application case studies14:10 – 14:40
    Jutta Eggers, TZW: DVGW-Technologiezentrum Wasser
  • Break14:40 – 15:00
  • UV Systems for Wastewater and Reuse: Validations and application case studies15:00 – 15:30
    Kati Bell, Stantec
  • UV-AOP: Basics of UV-AOP, case study applications of UV-H2O2, UV-chlorine, and other oxidant activators 15:30 – 16:00
    Ron Hofmann, University of Toronto
  • UV-LEDs: Science and applications 16:30 – 17:00
    Jennifer Pagan, Aquisense
  • Panel Discussion for Q&A17:00 – 17:30

Monday, September 18

Plenary Session

9:00 – 10:20

Calibration of reference radiometers for UV water disinfection - procedures, transfer standards and comparison of different calibration methods (invited paper)
Dr. Peter Sperfeld, Physikalisch-Technische Bundesanstalt (PTB)

Session #1 - Byproducts & Air Treatment

10:50 – 12:10

The risk of Disinfection By-Product Formation with UV treatment at water treatment works in the UK
Hugh Thomas,  Atkins

Role of Ammonia on Haloacetonitriles and Halonitromethanes Formation during Medium Pressure Ultraviolet followed by Chlorination
YE Zi, Tsinghua University

Basic investigation on UV disinfection of airborne microorganisms
Shotaro HASHIMOTO, Ritsumeikan University

Effective Control of Airborne Infection in Healthcare Facilities by UVGI Technology
Avinash Kulkarni, Aeropure UV Systems Pvt Ltd

Session #2 - AOP, UV-photocatalysts 1

10:50 – 12:30

The Use of Actinometry in Advanced Oxidation Experiments
James Bolton, University of Alberta

Synergies in AOP-based flowsheets: Hall WTWs case study
Dr Irene Carra, Anglian Water Services Ltd (Innovation)

Uncertainties in Sensor Based Control Systems for UV Advanced Oxidation Processes
Gordon Knight, Trojan Technologies

Micro-Pollutant Degradation By UV/H2O2 Process: Comparison Of Degradation Kinetics, And Energy Consumption Among Various Lightsources
Mengkai Li, Chinese Academy of Sciences

Degradation of micropollutants using UV-LEDs radiation combined with chlorine advanced oxidation process
Reza Rezaei, The University of British Columbia

Session #3 - UV-LEDs 1

13:30 – 15:10

Novel and rapid approach to measure UV LEDs dose response curves
Hadas Mamane, Tel Aviv University

Spectral Impacts of UV-LEDs on the Efficiencies and Mechanisms of Virus Inactivation
Surapong Rattanakul, The University of Tokyo

Inactivation of Pseudomonas aeruginosa, Legionella pneumophila and Common Indicator Microorganisms by UV-LEDs at Different Wavelengths
Kumiko Oguma, University of Tokyo

Testing Protocol for Measurement of UV-LED Lamp Output
Kari Sholtes, University of Colorado Boulder

UV LED Reliability: A Critical Factor for Water Treatment and Other Applications
Leon Pikaar, RayVio Corporation

Session #4 - AOP, UV-photocatalysts 2

13:30 – 15:10

Conversion of recalcitrant organic micropollutants by means of UV/SO3 advanced reduction
Roberta Hofman-Caris, KWR Watercycle Research Institute

Advanced Oxidation and Direct Photolysis of Microcystin-LR using Vacuum UV
Madjid Mohseni, University of British Columbia

Wavelength-dependent Chlorine Photolysis and Radical Formation Using UV-LED as Light Source
Ran YIN, The Hong Kong University of Science and Technology

Implementing UV AOP for Potable Reuse Using State-of-the Art Models
Harold Wright, Carollo Engineers

BiPO4 Microparticles as an Alternative to TiO2 for Water Treatment: Easy Catalyst Particle Recovery and PFAS Degradation Ability
Ezra Cates, Clemson University

Session #5 - UV-LEDs 2

15:30 – 17:10

The UV-LED reactor performance modeling by Eulerian method
Majid Keshavarzfathy, University of British Columbia

UV-C LED System Pilot Plant Study at Mill Creek Wastewater Treatment Plant
Oliver Lawal, AquiSense Technologies

Development of DUV-LED reactor for full scale water treatment
Junichi Shiga, METAWATER Co., Ltd.

Applications of UV-C LEDs for Water Reuse in Low- to Middle-Income Countries
Sara E. Beck., Eawag

When Will UV-C LEDs be Suitable for Municipal Treatment?
Oliver Lawal, AquiSense Technologies

Session #6 - UV Inactivation

15:30 - 17:10

Investigation of inactivating microorganisms by vacuum ultraviolet
Tomoyoshi NAKAMURA, Ritsumeikan University

UV-LED Setup and Operation for Studying the Inactivation of Microorganisms
Fariborz Taghipour, The University of British Columbia

Development of UVC LED modules for bench scale irradiation experiments
Tim Schwarzenberger, TZW: DVGW-Technologiezentrum Wasser

UV inactivation of environmental isolates of adenovirus and its impact on capsid integrity
Jatuwat Sangsanont, University of Colorado

Studying the Mechanisms of UV Based Water Disinfection– From the Bacteria Point of View
Yoram Gerchman, University of Haifa and Oranim College

Tuesday, September 19

Session #7 - Technology Trends 1

9:00 - 10:20

Exploring advantages and disadvantages of polychromatic UV sources in water treatment
Karl Linden, University of Colorado-Boulder

Measurement and Characterisation of Ultraviolet Sources for Disinfection
Ian Mayor-Smith, Hanovia Ltd

The impact of water temperatures on LP UV lamp characteristics
Karl-Heinz Schön, TZW: DVGW-Technologiezentrum Wasser

Impact of Various Lamp Intensity Measurement Methods on the End of Lamp Life (EOLL) of Low-pressure High-output Germicidal UV lamps
Bruno Ferran, SUEZ

Session #8 - Ballast Water Treatment

9:00 - 10:20

Session Keynote Presentation
Ernest R. Blatchley III, Purdue University

The MPN Method and UV-Based Treatment Systems:  USCG Rejection, Appeal, Rejection and Rebuttal
Brian Petri, Trojan Technologies

The MPN Method and UV-Based Treatment Systems:  Validation following USCG Rejections
Brian Petri, Trojan Technologies

Session #9 - Technology Trends 2

10:50 - 12:10

Standardized Reference Radiometers – the only possibility to guarantee UV disinfection of drinking water– 15 years experiences
Alois W. Schmalwieser, University of Veterinary Medicine

Reliable Measurement of UV Transmittance of  Fouled Lamp Sleeve Using Far-Field Apparatus
Gang Fang, Trojan Technologies

Of opaque quartz glass diffusors under high intensity UV irradiation
Dr. Niklas Papathanasiou, sglux GmbH

Development of an Innovative Two-stage TiO2 Adsorption-based Water Treatment Process
Stephanie Gora, University of Toronto

Session #10 - Wastewater and Reuse Water 1

10:50 - 12:10

Infectivity Reduction Efficacy of UV Irradiation and Peracetic Acid-UV Combined Treatment on MS2 Bacteriophage and Murine Norovirus in Secondary Wastewater Effluent
Kati Bell, Stantec

Do's and Don'ts of Wastewater and Reuse UV System Implementation
Traci Brooks, Carollo

Economical-running strategy development for multi-lamp UV disinfection reactors in secondary water supply systems with CFD simulation: Reactor performances at reduced lamp output powers
Wentao Li, RCEES, Chinese Academy of Sciences (CAS)

Health-related inactivation requirements for UV irradiated waste water effluents discharged to recreational surface waters
Regina Sommer, Medical University Vienna, Institut for Hygiene

Session #11 - UV-LEDs 3

13:30 - 15:10

III-Nitride Solid State UV-C LEDs Technology: Development, Challenges and applications
Wenjun Sun, Tsinghua University

Recent Progress of Nitrides Deep UV LED Devices and What the Future Holds
Dr. Naoki Shibata, Nikkiso

UV-LED disinfection and space exploration: how design for the harshest environments can generate value here on Earth
Richard Simons, AquiSense Technologies

UVC LED, a practical use: contrasting stethoscope microbial contamination with an automatic wearable device
Spataro Giuseppe, University of Siena

UV LED Technology, Industry and Market Trends
MUKISH Pars, Yole Développement

Session #12 - Wastewater and Reuse Water 2

13:30 - 15:10

Degradation of trace organic chemicals by LED-UV/chlorine for water reclamation: synergistic effects
Wen-Long Wang, School of Environment, Tsinghua University

UV/H2O2 pilot-scale process validation and process reliability evaluation for trace organic chemichal removal from WWTP effluents
David B. Miklos, Technical University of Munich

Removal of plant protection products from greenhouse wastewater with UVC-based Advanced Oxidation Processes (AOP); Technology, Regulation and Challenges.
Kaspar Groot Kormelinck, Van Remmen UV-Techniek

UV Technologies for Wastewater Disinfection & Reuse in the Irish Dairy Industry.
Kelly Fitzhenry, National University of Galway, Ireland

Water Quality Standards and North American Criteria for Viruses
Kati Bell, Stantec

Session #13 - Municipal Drinking Water

15:30 - 16:50

Designing a New UV Disinfection Facility for Multi-Barrier Public Health Protection in Columbus, OH
Chris Schulz, CDM Smith

Determination of the power efficiency of UV disinfection plants and its application to low pressure plants for drinking water
Alois Schmalwieser, University of Veterinary Medicine

Longitudinal Disinfection Performance of a UV LED Reactor Piloted at a Drinking Water Plant
Natalie Hull, University of Colorado Boulder

Effect of reactor configuration of low pressure UV on regrowth potential of drinking water
Jantinus Bruins, WLN B.V.

Session #14 - Technology Trends 3

15:30 - 17:10

The ZED Digital UVC Sensor System: New Options for Re-Calibration and Field Applications
Rolf Ziegler, Ziegler Electronic Devices GmbH

A new electronic tool for optimizing Low Pressure Amalgam UV-Lamp output performance in dimmed mode and wide temperature range.
Thomas Rathgen, Ziegler Electronic Devices GmbH

Measuring Method of the UV Output Power of Low Voltage UV Lamp Under Various Application Conditions
Zhiming He, Foshan Comwin Light & Electricity Co., Ltd.

SMARTPHONE: is it possible to bring down the risk of microbial cross contamination?
Giuseppe Spataro, University of Siena

Behaviours and preferences in stethoscope disinfection
Giuseppe Spataro, University of Siena

Wednesday, September 20

Session #15 - Validation issues: CFD, velocity profiles and correction factors 1

9:00 - 10:20

Innovative Approaches for Validation of UV Reactors - Use of Low and High Wavelength UV Sensors
Harold Wright, Carollo Engineers

UV Validation-Bridging the Atlantic Divide Part II: UVDGM goes to Europe
Mark Heath, Carollo Engineers

UV Validation-Bridging the Atlantic Divide Part I: DVGW comes to the United States
Mark Heath, Carollo Engineers

Quantifying Mixing in UV Reactors
Yuri Lawryshyn, University of Toronto

Session #16 - Water Treatment

9:00 - 10:20

A portable, rapid read-out, biodosimetric device for UVC-based, drinking water treatment systems
Peter E. Gordon, LiteProducts LLC

UV and ATPmetry as complimentary technologies for rapid water treatment and quality monitoring
Laurent Garrelly, GLBiocontrol

Comparison of two UV disinfection systems performances, operation and maintenance, after the complete substitution of one parallel by one staggered

Solar UV Disinfection Technologies in Western Kenya
Margaret M. Busse, Purdue University

Session #17 - Validation issues: CFD, velocity profiles and correction factors 2

10:50 - 12:30

Stochastic Analysis of UV Disinfection System Performance
Ernest R. Blatchley III, Purdue University

Innovative Approaches for Validation of UV Reactors - Use of a Combined Variable
Harold Wright, Carollo Engineers

Experimental Evaluation of UV Reactors in Series: Validation of Theory
Yuri Lawryshyn, University of Toronto

An Assessment of the Combined Variable Approach
Yuri Lawryshyn, University of Toronto

Experimental assessment of photon fluence rate distributions in a medium-pressure UV photoreactor
Mengkai Li, Chinese Academy of Sciences

Session #18 - UV-LED 4

10:50 - 12:10

Deep UV-LED Disinfection System for Oyster Farming
Tetsumi Ochi, Nikkiso

The Smartphones of Water Disinfection – How Micro UV-C LED Systems Can Increase Accessibility to Public Health Protection
Oliver Lawal, AquiSense Technologies

Progress of AlGaN based 280nm LED and its technical roadmap.

UV-C LEDs Applications for Static Water and Flow Water Disinfection
Xudong Liang, Qingdao Jason Electric Ltd Co

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