Agenda/Minutes of the VIS Meeting on 2017/2/17
2017/2/17 13:30 -
Participants:
Progress report
Type-A (Takahashi)
Past week report
Installation in Y-end:
13th(Mon)
- Installed the protection net to the bottom of cross tube.
- Released the keystone of BF. The weight of dummy payload was near the optimal load of BF.
14th(Tue)
- Tuned the weight of dummy payload.
- Started cabling around the BF and the dummy payload. Finished on 16th.
15th(Wed)
- Started making the short cable for the LVDT on BF. Not finished.
- Prepared the LVDT driver with the oscillator and the oscilloscope.
16th(Thu)
- Cariblated the LVDT on BF.
- Checked the range of FR on BF. It was about 2mm. Additional blades are necessary.
MISC
- The setup of EQ stop for prototype test was withdrawn from ATC on 17th.
- Maraging wire: The 3.3m wire will be treated at Himeji facility of Kinzoku-giken. It takes one month.
Plan for coming weeks
- Adjust the BF.
- Assemble the BF damper.
- Assemble the EQ stop for F3 and set the F3.
Type B (Mark)
Past week report
Plan for coming weeks
Type-Bp (Shoda)
Past week report
Plan for coming weeks
IMMT (Ohishi)
Past week report
Plan for coming weeks
Watchdog system (Tanaka)
Past week report
- Items that have been delivered.
- PCB + Metal mask( for Main board(WSD) )
- Cream solder
- Redesign(Front panel board for Main 4ch WDS Box and front panel for Ex-I/O Box)Adjust the spacing of the front panel conectors.
Project-WDS Peripheral circuit PCB Design Ver2(Summary)PDF JGW-E1706266
Project-WDS Peripheral circuit PCB Design Version 2(Detail)PDF JGW-E1706265
Project-WDS Ex-I/O PCB Design Ver 1(Summary)PDF JGW-E1706268
Project-WDS Ex-I/O PCB Design Ver 1(Detail)PDF JGW-E1706267
Plan for coming weeks
- I'm planning to perform surface mounting for Power board(WDS Main 4ch Box) in reflow furnace in Akihabara.Since a large PCB size( 320mm * 100mm) is required,a large reflow furnace is necessary,so it can be borrowed in Akihabara(DMM-make site.And of course,paid).
Safety
- Incidents:
- Foreseen risks
- Type-A:
- Type-B:
- Type-Bp:
Discussion
- Mirror disassembly jigs (Hirata)
Travel Plans
- Travel (Week of 2/20):
- Takahashi: 20- 24
- Shoda: 21 - 24
- Mark: 20 - 24
- Fabian: 20 - 24
- Okutomi: 20 - 22
- Fujii:
- Ishizaki: 20 - 24
- Hirata: 20 - 24
- Sato: 20 - 24
- Enzo: 20 - 24
- Hashimoto (Hosei Univ.): 20 - 24
- Ohishi:
- Tanaka:
- Travel (Week of 2/27):
- Takahashi:
- Shoda:
- Mark:
- Fabian:
- Okutomi:
- Fujii:
- Ishizaki:
- Hirata:
- Sato:
- Enzo:
- Hashimoto (Hosei Univ.):
- Someya (Hosei Univ.):
- Ohishi:
- Tanaka:
Next meeting
On 2017/2/24(Fri) in Mitaka
March VIS F2F: March 3