raraf accelerator replacement history of raraf van de graaff removal of van de graaff placement and...
TRANSCRIPT
![Page 1: RARAF Accelerator Replacement History of RARAF Van de Graaff Removal of Van de Graaff Placement and assembly of Singletron Comparison of accelerators Timeline](https://reader035.vdocument.in/reader035/viewer/2022070306/5519c739550346b55b8b4616/html5/thumbnails/1.jpg)
RARAF Accelerator Replacement
• History of RARAF Van de Graaff
• Removal of Van de Graaff
• Placement and assembly of Singletron
• Comparison of accelerators
• Timeline for installation
![Page 2: RARAF Accelerator Replacement History of RARAF Van de Graaff Removal of Van de Graaff Placement and assembly of Singletron Comparison of accelerators Timeline](https://reader035.vdocument.in/reader035/viewer/2022070306/5519c739550346b55b8b4616/html5/thumbnails/2.jpg)
RARAF Accelerator Replacement
Van de Graaff at Brookhaven National Laboratory 1949
![Page 3: RARAF Accelerator Replacement History of RARAF Van de Graaff Removal of Van de Graaff Placement and assembly of Singletron Comparison of accelerators Timeline](https://reader035.vdocument.in/reader035/viewer/2022070306/5519c739550346b55b8b4616/html5/thumbnails/3.jpg)
RARAF Accelerator Replacement
Cosmotron Cosmotron injector
![Page 4: RARAF Accelerator Replacement History of RARAF Van de Graaff Removal of Van de Graaff Placement and assembly of Singletron Comparison of accelerators Timeline](https://reader035.vdocument.in/reader035/viewer/2022070306/5519c739550346b55b8b4616/html5/thumbnails/4.jpg)
RARAF Accelerator Replacement
Van de Graaff at BNL before move to Nevis
![Page 5: RARAF Accelerator Replacement History of RARAF Van de Graaff Removal of Van de Graaff Placement and assembly of Singletron Comparison of accelerators Timeline](https://reader035.vdocument.in/reader035/viewer/2022070306/5519c739550346b55b8b4616/html5/thumbnails/5.jpg)
RARAF Accelerator ReplacementVan de Graaff stored at Nevis and being positioned
![Page 6: RARAF Accelerator Replacement History of RARAF Van de Graaff Removal of Van de Graaff Placement and assembly of Singletron Comparison of accelerators Timeline](https://reader035.vdocument.in/reader035/viewer/2022070306/5519c739550346b55b8b4616/html5/thumbnails/6.jpg)
RARAF Accelerator Replacement
Nevis 200 MeV cyclotron partially disassembled and being entombed
![Page 7: RARAF Accelerator Replacement History of RARAF Van de Graaff Removal of Van de Graaff Placement and assembly of Singletron Comparison of accelerators Timeline](https://reader035.vdocument.in/reader035/viewer/2022070306/5519c739550346b55b8b4616/html5/thumbnails/7.jpg)
RARAF Accelerator Replacement
Van de Graaff before removal
![Page 8: RARAF Accelerator Replacement History of RARAF Van de Graaff Removal of Van de Graaff Placement and assembly of Singletron Comparison of accelerators Timeline](https://reader035.vdocument.in/reader035/viewer/2022070306/5519c739550346b55b8b4616/html5/thumbnails/8.jpg)
RARAF Accelerator ReplacementRemoving charging belt (June 13)
![Page 9: RARAF Accelerator Replacement History of RARAF Van de Graaff Removal of Van de Graaff Placement and assembly of Singletron Comparison of accelerators Timeline](https://reader035.vdocument.in/reader035/viewer/2022070306/5519c739550346b55b8b4616/html5/thumbnails/9.jpg)
RARAF Accelerator Replacement
![Page 10: RARAF Accelerator Replacement History of RARAF Van de Graaff Removal of Van de Graaff Placement and assembly of Singletron Comparison of accelerators Timeline](https://reader035.vdocument.in/reader035/viewer/2022070306/5519c739550346b55b8b4616/html5/thumbnails/10.jpg)
RARAF Accelerator ReplacementRemoval of acceleration tube
![Page 11: RARAF Accelerator Replacement History of RARAF Van de Graaff Removal of Van de Graaff Placement and assembly of Singletron Comparison of accelerators Timeline](https://reader035.vdocument.in/reader035/viewer/2022070306/5519c739550346b55b8b4616/html5/thumbnails/11.jpg)
RARAF Accelerator Replacement
Terminal, acceleration tube and column removed
![Page 12: RARAF Accelerator Replacement History of RARAF Van de Graaff Removal of Van de Graaff Placement and assembly of Singletron Comparison of accelerators Timeline](https://reader035.vdocument.in/reader035/viewer/2022070306/5519c739550346b55b8b4616/html5/thumbnails/12.jpg)
RARAF Accelerator ReplacementBaseplate with column and drive motor removed
![Page 13: RARAF Accelerator Replacement History of RARAF Van de Graaff Removal of Van de Graaff Placement and assembly of Singletron Comparison of accelerators Timeline](https://reader035.vdocument.in/reader035/viewer/2022070306/5519c739550346b55b8b4616/html5/thumbnails/13.jpg)
RARAF Accelerator ReplacementMaking opening in rear wall
![Page 14: RARAF Accelerator Replacement History of RARAF Van de Graaff Removal of Van de Graaff Placement and assembly of Singletron Comparison of accelerators Timeline](https://reader035.vdocument.in/reader035/viewer/2022070306/5519c739550346b55b8b4616/html5/thumbnails/14.jpg)
RARAF Accelerator ReplacementVan de Graaff tank being removed from building
(August 2)
![Page 15: RARAF Accelerator Replacement History of RARAF Van de Graaff Removal of Van de Graaff Placement and assembly of Singletron Comparison of accelerators Timeline](https://reader035.vdocument.in/reader035/viewer/2022070306/5519c739550346b55b8b4616/html5/thumbnails/15.jpg)
RARAF Accelerator Replacement
![Page 16: RARAF Accelerator Replacement History of RARAF Van de Graaff Removal of Van de Graaff Placement and assembly of Singletron Comparison of accelerators Timeline](https://reader035.vdocument.in/reader035/viewer/2022070306/5519c739550346b55b8b4616/html5/thumbnails/16.jpg)
RARAF Accelerator Replacement
![Page 17: RARAF Accelerator Replacement History of RARAF Van de Graaff Removal of Van de Graaff Placement and assembly of Singletron Comparison of accelerators Timeline](https://reader035.vdocument.in/reader035/viewer/2022070306/5519c739550346b55b8b4616/html5/thumbnails/17.jpg)
RARAF Accelerator ReplacementRemoval of baseplate
![Page 18: RARAF Accelerator Replacement History of RARAF Van de Graaff Removal of Van de Graaff Placement and assembly of Singletron Comparison of accelerators Timeline](https://reader035.vdocument.in/reader035/viewer/2022070306/5519c739550346b55b8b4616/html5/thumbnails/18.jpg)
RARAF Accelerator Replacement
![Page 19: RARAF Accelerator Replacement History of RARAF Van de Graaff Removal of Van de Graaff Placement and assembly of Singletron Comparison of accelerators Timeline](https://reader035.vdocument.in/reader035/viewer/2022070306/5519c739550346b55b8b4616/html5/thumbnails/19.jpg)
RARAF Accelerator ReplacementAccelerator tank leaving Nevis
![Page 20: RARAF Accelerator Replacement History of RARAF Van de Graaff Removal of Van de Graaff Placement and assembly of Singletron Comparison of accelerators Timeline](https://reader035.vdocument.in/reader035/viewer/2022070306/5519c739550346b55b8b4616/html5/thumbnails/20.jpg)
RARAF Accelerator Replacement
Interior parts of the Van de Graaff being taken away by Robert Krawchuk
![Page 21: RARAF Accelerator Replacement History of RARAF Van de Graaff Removal of Van de Graaff Placement and assembly of Singletron Comparison of accelerators Timeline](https://reader035.vdocument.in/reader035/viewer/2022070306/5519c739550346b55b8b4616/html5/thumbnails/21.jpg)
RARAF Accelerator Replacement
Arrival of Singletron at RARAF (August 10)
![Page 22: RARAF Accelerator Replacement History of RARAF Van de Graaff Removal of Van de Graaff Placement and assembly of Singletron Comparison of accelerators Timeline](https://reader035.vdocument.in/reader035/viewer/2022070306/5519c739550346b55b8b4616/html5/thumbnails/22.jpg)
RARAF Accelerator Replacement
![Page 23: RARAF Accelerator Replacement History of RARAF Van de Graaff Removal of Van de Graaff Placement and assembly of Singletron Comparison of accelerators Timeline](https://reader035.vdocument.in/reader035/viewer/2022070306/5519c739550346b55b8b4616/html5/thumbnails/23.jpg)
RARAF Accelerator Replacement
Installation of baseplate and resonant coil tank
![Page 24: RARAF Accelerator Replacement History of RARAF Van de Graaff Removal of Van de Graaff Placement and assembly of Singletron Comparison of accelerators Timeline](https://reader035.vdocument.in/reader035/viewer/2022070306/5519c739550346b55b8b4616/html5/thumbnails/24.jpg)
RARAF Accelerator Replacement
HV power supply & resonator coil
Singletron, baseplate & quadrupole
![Page 25: RARAF Accelerator Replacement History of RARAF Van de Graaff Removal of Van de Graaff Placement and assembly of Singletron Comparison of accelerators Timeline](https://reader035.vdocument.in/reader035/viewer/2022070306/5519c739550346b55b8b4616/html5/thumbnails/25.jpg)
RARAF Accelerator Replacement
Interior of Singletron Terminal with shell removed
![Page 26: RARAF Accelerator Replacement History of RARAF Van de Graaff Removal of Van de Graaff Placement and assembly of Singletron Comparison of accelerators Timeline](https://reader035.vdocument.in/reader035/viewer/2022070306/5519c739550346b55b8b4616/html5/thumbnails/26.jpg)
RARAF Accelerator Replacement
Parameter Van de Graaff Singletron
Terminal Voltage (MV) 0.8 - 4.2 0.2 - 5.0
Ripple (V) ~1200 200
Proton current (μA) >150 200 (100)
He current (μA) ? 125
Charging system Belt Induction
Note: Lower x-ray radiation in Singletron due to spiral acceleration tube design
Accelerator comparison
![Page 27: RARAF Accelerator Replacement History of RARAF Van de Graaff Removal of Van de Graaff Placement and assembly of Singletron Comparison of accelerators Timeline](https://reader035.vdocument.in/reader035/viewer/2022070306/5519c739550346b55b8b4616/html5/thumbnails/27.jpg)
RARAF Accelerator Replacement
Principle of operation of a Pelletron or Van de Graaff
![Page 28: RARAF Accelerator Replacement History of RARAF Van de Graaff Removal of Van de Graaff Placement and assembly of Singletron Comparison of accelerators Timeline](https://reader035.vdocument.in/reader035/viewer/2022070306/5519c739550346b55b8b4616/html5/thumbnails/28.jpg)
RARAF Accelerator Replacement
Singletron resonant coil interior Interior of tank with “Dees”
![Page 29: RARAF Accelerator Replacement History of RARAF Van de Graaff Removal of Van de Graaff Placement and assembly of Singletron Comparison of accelerators Timeline](https://reader035.vdocument.in/reader035/viewer/2022070306/5519c739550346b55b8b4616/html5/thumbnails/29.jpg)
RARAF Accelerator Replacement
Electrodes & diode stacks with spark gaps
![Page 30: RARAF Accelerator Replacement History of RARAF Van de Graaff Removal of Van de Graaff Placement and assembly of Singletron Comparison of accelerators Timeline](https://reader035.vdocument.in/reader035/viewer/2022070306/5519c739550346b55b8b4616/html5/thumbnails/30.jpg)
RARAF Accelerator ReplacementRF ion source
![Page 31: RARAF Accelerator Replacement History of RARAF Van de Graaff Removal of Van de Graaff Placement and assembly of Singletron Comparison of accelerators Timeline](https://reader035.vdocument.in/reader035/viewer/2022070306/5519c739550346b55b8b4616/html5/thumbnails/31.jpg)
RARAF Accelerator Replacement
TASK From To
Mechanical installation (positioning, anchoring rails, etc.) 9/20 10/4
Wiring, water, ion source, function tests 10/5 10/7
Accelerator checks (open air) 10/10 10/14
INSTALLATION BREAK (1st 4 weeks over) 10/17 10/24
Tank filling and conditioning for voltage 10/25 11/2
HV test/ radiation check 11/3 11/4
Beam tests 11/7 11/11
Specification: voltage, stability, beam current 11/14 11/18
INSTALLATION BREAK (2nd 4 weeks over) 11/21 11/28
Return if necessary 11/29
Timeline for Singletron installation
![Page 32: RARAF Accelerator Replacement History of RARAF Van de Graaff Removal of Van de Graaff Placement and assembly of Singletron Comparison of accelerators Timeline](https://reader035.vdocument.in/reader035/viewer/2022070306/5519c739550346b55b8b4616/html5/thumbnails/32.jpg)
RARAF Accelerator Replacement
RARAF Staff
Gerhard Randers-Pehrson
Alan Bigelow
Guy Garty
Greg Ross
Giusseppe Schettino
HVEE staff
Arnoud Terpstra
Robert Honee