Development of Low Molecules Control System of Ultra pure Water Plant Using Alternative Water Sources

Goal

  • Develop an oxidation system for urea removal that achieves uniform FUV irradiation and minimizes light-source losses, enabling the use of alternative water sources as feed water for ultrapure water production.

Research Content

1.Develop a vacuum chamber for FUV to realize an oxygen-free environment. 
2.Develop direct/indirect irradiation technologies to achieve uniform FUV irradiation.
3.Develop optical-fiber–based FUV irradiation technology.
4.Develop a prototype SEOF reactor applying FUV.

Development of a vacuum chamber for FUV to realize an oxygen-free environment

- Develop an oxidation reactor for FUV light sources.
- Develop test equipment for comparative evaluation of FUV oxidation performance.
- Develop vacuum-service lamp sockets and quartz-tube sockets.
- Develop vacuum sealing structures and a nitrogen-filling chamber.

Development of direct/indirect irradiation technologies for uniform FUV irradiation


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- Develop various FUV irradiation methods.
- Develop structures for uniform FUV irradiation.
- Conduct tests and evaluations for suitability assessment.


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Development of a prototype SEOF reactor applying FUV

- Develop optical-fiber–based methods for uniform FUV irradiation.
- Develop optical-fiber–based structures for uniform FUV irradiation.
- Optimize lamp and piping layouts to achieve the best performance.