Difference between revisions of "PositronTargetWorkByChrissJackson"
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;Goal | ;Goal | ||
: Construct a Tungsten target and vacuum enclosure to be used for generating positrons using an incident electron beam. | : Construct a Tungsten target and vacuum enclosure to be used for generating positrons using an incident electron beam. | ||
+ | |||
+ | =Geometry= | ||
+ | |||
+ | ==Tungsten Disks== | ||
+ | |||
+ | ;Dimensions are in cm | ||
+ | |||
+ | [[File:HRRL_PosTargetDesign_4-20-11.png| 200 px]] | ||
+ | |||
+ | http://www.alibaba.com/product-gs/346924116/Tungsten_Disk_With_Screw.html | ||
+ | |||
+ | |||
+ | http://www.zlxtech.com.cn/products.asp?productcode=7401000404 | ||
+ | |||
+ | http://www.cleveland-tungsten.com/ | ||
+ | |||
+ | |||
+ | If the motor has a radius of 2.5" and I want to shield the motor from the beam using 2" of Pb and the beam is about 1" in diameter then I want a Tungsten disk that is | ||
+ | |||
+ | 5.21" in radius = 13.25 cm in radius ~ 30 cm in diameter | ||
+ | |||
+ | |||
+ | ==Target Chamber design== | ||
+ | |||
+ | Latest Design From empire and Sadiq's measurement of the available space | ||
+ | |||
+ | |||
+ | |||
+ | {| border="1" cellpadding="20" cellspacing="0" | ||
+ | |- | ||
+ | |[[File:EmpMagHRRLPositronTargetChamberDrw_9-20-11.png | 100 px]]||[[File:HRRLPositronTargetSpace_10-5-11.png | 100 px]] || [[File:HRRLPositronTargetCoupler_10-5-11.png | 100 px]]|| [[File:HRRLPositronTargetHub_10-5-11.png | 100 px]] | ||
+ | |- | ||
+ | | Target motor Design || Available beam line space || Motor axle coupling to rotary union || Hub and spline to attache targets | ||
+ | |} | ||
+ | |||
+ | |||
+ | |||
+ | Dimensions for the target chamber box. Measurements in inches. updated 11 May 2012. Holes for tubing still missing, need to measure. | ||
+ | |||
+ | {| border="1" cellpadding="20" cellspacing="0" | ||
+ | |- | ||
+ | |[[File:Target_box-bottom.jpg | 100 px]]||[[File:Target_box-front.jpg | 100 px]] || [[File:Target_box-left.jpg | 100 px]]|| [[File:Target_box-iso.jpg | 100 px]] | ||
+ | |- | ||
+ | | Bottom view || Front View || Left View || Isometric View | ||
+ | |} | ||
+ | |||
+ | |||
+ | ==ports== | ||
+ | |||
+ | |||
+ | |||
+ | {| border="1" |cellpadding="20" cellspacing="0 | ||
+ | |- | ||
+ | | Parts || Quantity || Items connecting to Target Chamber | ||
+ | |- | ||
+ | | 10 - pin wiring feedthrough || 1 || [http://www.mdcvacuum.com/DisplayPart.aspx?d=MDC&p=9132004 Feedthrough] | ||
+ | |- | ||
+ | | cooling lines || 2 || [http://www.mdcvacuum.com/DisplayPart.aspx?d=MDC&p=611005 Cooling Hoses] | ||
+ | |- | ||
+ | | IR optical window || 2 || [http://www.mdcvacuum.com/DisplayPart.aspx?d=MDC&p=9712007 Optical Window] | ||
+ | |- | ||
+ | | Beam line || 2 || [http://www.mdcvacuum.com/DisplayPart.aspx?d=MDC&p=100021 Flange] | ||
+ | |- | ||
+ | | Ion Pump || 1 || [http://www.mdcvacuum.com/DisplayPart.aspx?d=MDC&p=100021 Flange] | ||
+ | |- | ||
+ | | Roughing Pump || 1 || | ||
+ | |} | ||
+ | |||
+ | |||
+ | |||
+ | 1.) Lid with a lip that bolts on. | ||
+ | |||
+ | 2.) bolt pattern on the bottom for the motor mounts | ||
+ | |||
+ | 3.) find cooling lines for inside the box | ||
+ | |||
+ | 4.) Find elbows for the rotary unions. | ||
+ | |||
+ | . | ||
+ | . | ||
+ | . | ||
+ | . | ||
+ | 100.) Design a target mounting system | ||
+ | |||
+ | =Equipment= | ||
+ | |||
+ | ==Motor== | ||
+ | |||
+ | == Controller== | ||
+ | |||
+ | ==Vacuum Chamber== | ||
+ | |||
+ | ==Feedthroughs== | ||
+ | |||
+ | [[File:liquid_nitro_tubing.gif]] | ||
+ | |||
+ | A: 5.88 | ||
+ | B: 3.00 | ||
+ | C: 4.25 | ||
+ | D: 4.63 | ||
+ | |||
+ | http://www.mdcvacuum.com/DisplayPart.aspx?d=MDC&p=611005 | ||
+ | |||
+ | =Performance tests= | ||
+ | |||
+ | ==Heat load calculation== | ||
[[HRRL_Positron_Rotating_W_Target]] | [[HRRL_Positron_Rotating_W_Target]] |
Latest revision as of 17:59, 15 May 2012
- Chriss Jackson's Positron Target development logbook
- Goal
- Construct a Tungsten target and vacuum enclosure to be used for generating positrons using an incident electron beam.
Geometry
Tungsten Disks
- Dimensions are in cm
http://www.alibaba.com/product-gs/346924116/Tungsten_Disk_With_Screw.html
http://www.zlxtech.com.cn/products.asp?productcode=7401000404
http://www.cleveland-tungsten.com/
If the motor has a radius of 2.5" and I want to shield the motor from the beam using 2" of Pb and the beam is about 1" in diameter then I want a Tungsten disk that is
5.21" in radius = 13.25 cm in radius ~ 30 cm in diameter
Target Chamber design
Latest Design From empire and Sadiq's measurement of the available space
![]() |
![]() |
![]() |
![]() |
Target motor Design | Available beam line space | Motor axle coupling to rotary union | Hub and spline to attache targets |
Dimensions for the target chamber box. Measurements in inches. updated 11 May 2012. Holes for tubing still missing, need to measure.
![]() |
![]() |
![]() |
![]() |
Bottom view | Front View | Left View | Isometric View |
ports
Parts | Quantity | Items connecting to Target Chamber |
10 - pin wiring feedthrough | 1 | Feedthrough |
cooling lines | 2 | Cooling Hoses |
IR optical window | 2 | Optical Window |
Beam line | 2 | Flange |
Ion Pump | 1 | Flange |
Roughing Pump | 1 |
1.) Lid with a lip that bolts on.
2.) bolt pattern on the bottom for the motor mounts
3.) find cooling lines for inside the box
4.) Find elbows for the rotary unions.
. . . . 100.) Design a target mounting system
Equipment
Motor
Controller
Vacuum Chamber
Feedthroughs
A: 5.88 B: 3.00 C: 4.25 D: 4.63
http://www.mdcvacuum.com/DisplayPart.aspx?d=MDC&p=611005