1. Operating SRF systems reliably in a “dirty” accelerator
Effective designs for successful performance
Birte van der Horst
Berlin,

2. Questions to be asked before handling sensitive components in cleanroom environment
01 Acceptance of installation
02 Handling due to weight and dimensions
03 Pairing of materials in respect to cleanliness
04 Special attention on surface, such as coating, during cleaning procedures
05 Cleanability of components
06 Importance of surface quality for results
07 Handling of components with tools
08 How many employees needed

3. Acceptance of installation
Handling due to weight ,dimensions and penetration
3 cm
60 cm
1 cm
Components Birte van der Horst,

4. Pairing of materials due to cleanliness and particle contamination
Usage of material need special attention in respect to the purpose
Cu5 nut on stainless steel thread, electropolished , thread rolled
Cu5 nut on stainless steel thread, electropolished
Cu5 thread insert , stainless steel stud, titanium or Cu5 nut
Stainless steel on stainless steel
Components Birte van der Horst,

5. Special attention on surface, such as coating, during cleaning procedures
Water temperature, detergent, fluid, ethanol, citric acid and their influence
Heat influence on copper antenna
Copper coating after cleaning with soap and rinsing with pure water
Components Birte van der Horst,

6. Cleanability of components
Complexibility of components causes difficult working conditions
1 cm
Cleaning brush
Components Birte van der Horst,

7. Importance of surface quality
Do surface defects influence the results?
Defect of sealing area
Chips on cavity flange
Scratches on sealing surface
Components Birte van der Horst,

8. Working on components with specific tooling
A variety of tools is needed to facilitate complex operations
How many operators are needed
Components Birte van der Horst,

9. Thank you for your attention