Difference between revisions of "Apr 03 2024"
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Line 20: | Line 20: | ||
* Labor | * Labor | ||
** S&A | ** S&A | ||
+ | *** Week of April 8 to finish R30-3 laser retro-reflection Q&A | ||
+ | *** Week of May 27 gun S&A in tunnel | ||
+ | *** Week of June 17 laser retro-reflection | ||
** Installation | ** Installation | ||
− | + | *** Week of May 27 | |
+ | **** Crane equipment down from ISB to injector tunnel | ||
+ | **** Remove R28-2 gun and set R30-4 gun in tunnel | ||
=<br />= | =<br />= | ||
[https://wiki.jlab.org/ciswiki/index.php/200_kV_Polarized_Gun Return to 200 kV Gun page] | [https://wiki.jlab.org/ciswiki/index.php/200_kV_Polarized_Gun Return to 200 kV Gun page] |
Revision as of 08:43, 3 April 2024
Updates
- Fabrication
- One additional sample electrode 30-60 was received from the shop. This sample was finished up in the shop with 600 grit sandpaper.
- Jessica is polishing the sample piece mentioned above plus another sample received earlier. The goal is to have these pieces polished with corncob by the end of the week.
- Machine shop expect to have the four final electrode pieces done by ~ April 10. (Two option A 16-30 deg pieces, and two of the 16-60 deg option B pieces, all made with vacuum arc re-melt 316 L SS).
- A 24" long Teflon rod for puck manipulation during gun assembly is being made by the shop, expected to be done by ~ April 5.
- S&A R30-3 gun in LERF clean room
- Last week the gun was surveyed and a laser launch was established collinear with the gun z-axis.
- Preliminary checks of laser retro-reflection were made with a mirror puck
- Work was interrupted by the CEBAF event
Schedule
Resources needed
- Labor
- S&A
- Week of April 8 to finish R30-3 laser retro-reflection Q&A
- Week of May 27 gun S&A in tunnel
- Week of June 17 laser retro-reflection
- Installation
- Week of May 27
- Crane equipment down from ISB to injector tunnel
- Remove R28-2 gun and set R30-4 gun in tunnel
- Week of May 27
- S&A