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Research & Development

R&D Introduction

We always listen to customers to better develop & upgrade our product. For development of UV system, we utilize various test facilities and conduct tests to ensure best performance. We also optimize UV system design based on CFD analysis. We will continue to strive to become a trusted company for our customers through technological development and quality control.

R&D Projects

No. Year Period (years) Sponsor Research Project Title Status Result
1 2006 3.5 Ministry of Environment Development Of Small-type Energy-efficient Photoelectrochemical Water Treatment System Completed Success
2 2011 1.4 Ministry of Environment Development Of Motor Driven UV Disinfection Module Completed Success
3 2012 2.5 K-Water Resources Corporation Development Of UV AOP Reactor And The Optimal Operating Control System Completed Success
4 2014 2 SMB Administration Development Of Mechanicalchemical Cleaning Device For High-efficiency, Low Energy Type UV Disinfection System Completed Success
5 2015 3 Ministry of Environment Development Of UV-AOP Demonstration Technologies For Optimal Handling Hazardous Substances Caused By Algae In Small And Medium-sized Water Treatment Plants Completed Success
6 2016 3 Ministry of Environment An Electrolysis And UV Disinfection Hybrid System For The Reduction Of Hazardous Virus In Sewage Completed Success
7 2016 3 Ministry of Environment Development Of A Nonantibacterial Drugs Based UV Disinfection System For Reducing Human Exposure To Harmful Microorganisms In Water Facilities Completed Success
8 2018 2 Self Development Of Power-free Automatic Mechanical Cleaning Device For UV System Completed Success
9 2018 2 Self Development Of Cylindrical UVC – LED In Progress -

 

1. Development Of Small-type Energy-efficient Photo-electrochemical Water Treatment System
  • Starting Year : 2006
  • R&D Funding : 1,054,000 USD
  • Summary : Development of water treatment systems to control organic matters and microorganisms using low-energy non-contact-type UV spectrum disinfection units incorporated with ceramic membrane filtration devices.
  • Integrating energy efficient broad wavelength UV system with membrane filtration system using ceramic membrane to create water urification system that effectively removes and controls microorganisms
2. Development Of Motor Driven UV Disinfection Module
  • Starting Year : 2011
  • R&D Funding : 486,000 USD
  • Summary : Developing automatic motorized sleeve cleaning system, optimizing UV lamp arrangement to reduce head loss, and getting approved by CDPH in accordance with Title 22 validation.
Title 22 validated.
One of the most challenging regulation on the world: Coliform bacteria below 2.2MPN/100ml.
- Conducted bioassay validation test by a trusted 3rd party.
- California only allows field implementation of a product that has been reviewed and approved by California Department of Public Health (CDPH)
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Test Site: Fresno-Clovis Regional Wastewater Reclamation Facility, Fresno, CA
3. Development Of UV AOP Reactor And The Optimal Operating Control System
  • Starting Year : 2012
  • R&D Funding : 265,000 USD
  • Summary : Development of UV AOP reactor and control program, and performance
CFD Modeling
UV AOP Reactor Design

✓ UV AOP Reactor Fluid Mechanic Analysis
✓ Dose Calculation
✓ Predict Reactor Performance via CFD and calculation program

TEST
Derive CFD Modeling Parameter 
Verified CFD Modeling Result
Evaluated UV AOP Reactor

✓ Evaluate AOP system performance using taste odor causing substance.
✓ Performance verification via CBD test and real-life demonstration test
✓ Target : 2-MIB 70% reduction and injected H2O2 below 10mg/L

Operating Program
Developed optimized
UV AOP Control System

✓ Real-time response to flow rate and water quality conditions
✓ Stepless Energy Control to reduce energy cost
✓ User friendly human-machine-interface

 

 

K-Water Pilot Facility

 

4. Development Of Mechanical-Chemical Cleaning Device For High-efficiency, Low Energy Type UV Disinfection System
  • Starting Year : 2014
  • R&D Funding : 540,000 USD
  • Summary : Develop and improved upon currently available online-mechanicalchemical cleaning system

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Cleaning system inside open channel and closed chamber reactor
Cleaning solution reservoir/control system (Bubble clean)

 

5. Development Of UV-AOP Demonstration Technologies For Optimal Handling Hazardous Substances Caused By Algae In Small And Mediumsized Water Treatment Plants
  • Starting Year : 2015
  • R&D Funding : 3,300,000 USD
  • Summary : Development of technology for oxidizing algae based harmful substances to ensure safe water supply and optimizing advanced oxidation process using ultraviolet light.

 C. water treatment facility

 N. water treatment facility

 NSF60 certified

 Donated AOP UV system to N. water treatment facility

 

6. An Electrolysis And UV Disinfection Hybrid System For The Reduction Of Hazardous Virus In Sewage
  • Starting Year : 2016
  • R&D Funding : 2,010,000 USD
  • Summary : Development of hybrid system that incorporates UV system and electrolysis system to effectively reduce microorganisms such as norovirus, rotavirus, etc. in sewage.
7. Development Of A Non-antibacterial Drugs Based UV Disinfection System For Reducing Human Exposure To Harmful Microorganisms In Water Facilities
  • Starting Year : 2016
  • R&D Funding : 20,820,000 USD
  • Summary : Development of drug-free UV system that can effectively disinfect microorganisms, such as salmonella and legionella in various water facility (cooling tower, spa, swimming pool, floor fountain, etc.)

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8. Development Of Power-Free Automatic Mechanical Cleaning Device For UV System
  • Starting Year : 2018
  • R&D Funding : 300,000 USD
  • Summary : Development of flow pressure powered cleaning mechanism to maintain UV transmission through quartz sleeve for submerged or otherwise difficult to maintain system.

 

9. Development Of Cylindrical UVC – LED
  • Starting Year : 2018
  • R&D Funding : 500,000 USD
  • Summary : Development of cylindrical UV-LED module, biological test verification and performance verification.

R&D Facilities

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  1. Lamp UV Intensity Measurement System
  2. Lamp Aging Test System
  3. Sleeve Fouling Test System
  4. Aging & Fouling Test Facility
  5. Sleeve Transmittance Measurement System
  6. Collimated Beam Device

Pilot-Test Facilities

Low Pressure UV Lamp Test Facility
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UV/Electrolysis Hybrid Disinfection System
UV-AOP (UV+H2O2) System
Inclined UV Disinfection System
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Ozone Generator
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Field Installation Ceramic Membrane

Items Of Inspection In Factory

Condition : Comprehensive Test of Finished Products with Circulating Fluid (Clean) at Designed Flow Rate

Test Criteria :
  1. Leakage And Operation State
  2. Cleaning Wiper Performance
  3. UV Transmittance
  4. UV Intensity

On-site test (commissioning)

Condition : Stable UV lamp output and normal water circulation

Test Criteria:
  1. Leakage And Operation State
  2. Cleaning Wiper Performance
  3. UV Transmittance
  4. UV Intensity
  5. Power, Voltage, And Resistance
  6. E.Coli Counts In Influent And Effluent