1. SPARC Review Committee Meeting
General Layout
Mechanical Design
Alignment
(Cont…)
Francesco SGAMMA, Sandro TOMASSINI
2005, June 14th

2. Outline FIRST ACCELERATING SECTION:
Magnetic shield manufacturing
Solenoids Supporting Structure
Accelerating sections Supports
Magnetic field Measurement Tool
Girder
Accelerating Section alignment tool
SECOND & THIRD ACCELERATING SECTIONS:
Accelerating section Supports
Girders
DOG LEG:
Magnet Girders

3. MAGNETIC SHIELD MANUFACTURING
DESIGN SPECIFICATIONS
High magnetic permeability material
High homogeneity material
Modularity for easy manufacturing,
assembly and alignment
Precise mechanical machining ( 0.1 mm)

4. MANUFACTURING PROCESS
50mm ARMCO steel laminated thick plate
Shield divided into 7 cylindrical sectors
Each sector divided in two halves
Two 60mm thick end caps
DESIGN SPECIFICATIONS
High magnetic permeability material
High homogeneity material
Modularity for easy manufacturing,
assembly and alignment
Precise mechanical machining ( 0.1 mm)

6. Magnetic Shield

7. Iron Thermal Treatments
AFTER MACHINING
AFTER FORMING

8. After Forming Thermal Treatment
Cooling
3 ºC
7 h
Warming
Temp. axis
Time axis

9. After Machining Thermal Treatment
MAGNETIC PROPERTY RECOVERY