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* Type B Past Week Summary * Fabian did inventory of parts/fasteners for dummy BS, RM, IM and IRM - almost all at Mitaka. A handful (picos, pico drivers) will be brought back from Kamioka. * Fabian continued work on Mathematica and Matlab models of the BS and control system. He now gets much better agreement after correcting discrepancies between the parameter sets. * Hirata-san worked on organizing: * Checking Mirapro assembly frame drawings * Ordering missing screws and small items (screws for dummy mass, fine pitch M8 for RM) * Work platforms and clean booth second floor arrangement. * Load gauge adapter and associated parts * Possible fall-back plans for the rods connecting the security structure to the PI. * Design for additional trim masses (existing design had no provision for adding/removing). |
=== Type B (Mark) === ==== Report for week of 4/9 ==== * We packed away the SRM SF and BF. * After several failed attempts with one secondary prism, Mark finished the SR3 prism/magnet gluing. * Tanioka-kun built two IRMs (less OSEMs). * Enzo built an RM. * Kozu-kun and Enzo calibrated one set of 6 IM OSEMs for SR3. (6 OSEMs for SRM remain to be done.) * Hirata-san aligned the assembly frame, installed the interface bars and IM ring, and installed the IM. * Eleonora and Izumi-san revisited the BS length to tilt coupling, which had degraded, and got it working again. ==== Plan for week of 4/23 ==== * Shoda-san at Mitaka. * Hirata-san at Kamioka Mon-Wed, then Mitaka. * Kozu-kun at Kamioka Wed-Fri (but may be working with PEM on Fri). * Others (Mark, Enzo, Tanioka-kun) at Kamioka full week * -- * Continue SR3 Hang * Hang optic. * Hang RM. * Cable RM OSEMs. ==== Plan for week of 4/30 ==== * Shoda-san at Mitaka. * Mark, Enzo at Kamioka Mon-Wed or TBD. * Others having fun doing Golden Week stuff. * -- * Observe KAGRA Phase 1 operations, assist if problems arise. * Do BF TFs. * Continue SR3 hang. ==== To-Do Lists, Schedule ==== * [[KAGRA/Subgroups/VIS/TypeB/March2018]] * [[KAGRA/Subgroups/VIS/TypeB/April2018]] * [[KAGRA/Subgroups/VIS/TypeB/ToDoBS]] * [[KAGRA/Subgroups/VIS/TypeB/ToDoSR]] * [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=7779|JGW-L1807779-v1 Type B Schedule (SR)]] ==== Vacation Info ==== * Fabian vacation, 3/26-4/27 (then gone). |
Scraps of text for incorporation in the VIS Meeting Minutes
KAGRA/Subgroups/VIS/MeetingNAOJ
Type B (Mark)
Report for week of 4/9
- We packed away the SRM SF and BF.
- After several failed attempts with one secondary prism, Mark finished the SR3 prism/magnet gluing.
- Tanioka-kun built two IRMs (less OSEMs).
- Enzo built an RM.
- Kozu-kun and Enzo calibrated one set of 6 IM OSEMs for SR3. (6 OSEMs for SRM remain to be done.)
- Hirata-san aligned the assembly frame, installed the interface bars and IM ring, and installed the IM.
- Eleonora and Izumi-san revisited the BS length to tilt coupling, which had degraded, and got it working again.
Plan for week of 4/23
- Shoda-san at Mitaka.
- Hirata-san at Kamioka Mon-Wed, then Mitaka.
- Kozu-kun at Kamioka Wed-Fri (but may be working with PEM on Fri).
- Others (Mark, Enzo, Tanioka-kun) at Kamioka full week
- --
- Continue SR3 Hang
- Hang optic.
- Hang RM.
- Cable RM OSEMs.
Plan for week of 4/30
- Shoda-san at Mitaka.
- Mark, Enzo at Kamioka Mon-Wed or TBD.
- Others having fun doing Golden Week stuff.
- --
- Observe KAGRA Phase 1 operations, assist if problems arise.
- Do BF TFs.
- Continue SR3 hang.
To-Do Lists, Schedule
Vacation Info
- Fabian vacation, 3/26-4/27 (then gone).