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| aaa | = Agenda/Minutes of the VIS Meeting on 2017/9/8 = 2017/9/8 13:30 - Participants: == Progress report == === Schedule Chart === Type-A & Bp : ([[https://www.dropbox.com/s/k1dhwpiqwg4fgyz/VIS%20Overall%20Schedule-20170906.pdf?dl=0|PDF]],[[https://www.dropbox.com/s/8mob3ezt9dnln0p/VIS%20Overall%20Schedule-20170906.mpp?dl=0|MPP]]) Type-B: ([[https://www.dropbox.com/s/u6gl1ld8n3b70hu/BS%20Install%202017-07-28%20export.pdf?dl=0|PDF]],[[https://www.dropbox.com/s/s2p3dq8c5oyt3s6/BS%20Install%202017-07-28%20export.mpp?dl=0|MPP]]) * Type-A: One week delay. * Type-B: * Type-Bp: === Type-A (Takahashi) === ==== Past week report ==== [X-end] 4th(Mon) * Implemented the release sensors on the end plate for F1. * Put the F1 on the end plate. * Suspended the F2 and follows from the F1. 5th(Tue) * Calibrated the LVDT in F1. * Tuned the F1. The condition was changed by closing the cap. The lowest frequency was larger than 0.4Hz. * Assembled the twist pair flat cables. * Assembled the bridge frame. 6th(Wed) * Tuned the F1 changing the compression of blades. 7th(Thu) * Continued the F1 tuning. The lowest frequency was about 0.4 Hz. * Started the cabling between the F2 and the F1. 8th(Fri) * Continued the cabling. ==== Plan for coming weeks ==== * Lift down the F2 and F1 into the corrugate tube. * Adjust the load on BF from the cross tube. * Finish the installation of F1. === 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 ==== ==== Plan for coming weeks ==== === Other site works === * End of Aug. to Nov.: Mozumi entrance will be closed === Safety === * Incidents: * Foreseen risks * Type-A: * Type-B: * Type-Bp: == Discussion == * Sub-chiefs * Coil driver circuit * [[attachment:LPwCoilDriver_V2sch+.pdf|Schematic]] * Watchdog * Output C * Parameter list for the sensitivity curve calculation * [[https://gwdoc.icrr.u-tokyo.ac.jp/DocDB/0070/T1707038/006/kagra_sensitivity.pdf]] == Travel Plans == * Travel (Week of 9/11): * Takahashi: 11-12 (13 JPS) * Okutomi: 11-15 * Sato: 11-15 * Ishizaki: * Mark: 11-15 (13) * Fabian: 14-15 * Hirata: 11-15 * Enzo: 11-15 * Shoda: 11-15 (13) * Ohishi: 14-15 * Fujii: * Tanaka: * Yoshioka (Toyama): * Kozu (ICRR): 11-15 * Arai (ICRR): 11-15 * Travel (Week of 9/18): * Takahashi: 19-22 * Okutomi: 19-22 * Sato: 19-22 * Ishizaki: 19-21 * Mark: * Fabian: * Hirata: * Enzo: * Shoda: * Ohishi: * Fujii: * Tanaka: * Yoshioka (Toyama): * Kozu (ICRR): * Arai (ICRR): == Next meeting == On 2017/9/15(Fri) |
Agenda/Minutes of the VIS Meeting on 2017/9/8
2017/9/8 13:30 -
Participants:
Progress report
Schedule Chart
- Type-A: One week delay.
- Type-B:
- Type-Bp:
Type-A (Takahashi)
Past week report
[X-end]
4th(Mon)
- Implemented the release sensors on the end plate for F1.
- Put the F1 on the end plate.
- Suspended the F2 and follows from the F1.
5th(Tue)
- Calibrated the LVDT in F1.
- Tuned the F1. The condition was changed by closing the cap. The lowest frequency was larger than 0.4Hz.
- Assembled the twist pair flat cables.
- Assembled the bridge frame.
6th(Wed)
- Tuned the F1 changing the compression of blades.
7th(Thu)
- Continued the F1 tuning. The lowest frequency was about 0.4 Hz.
- Started the cabling between the F2 and the F1.
8th(Fri)
- Continued the cabling.
Plan for coming weeks
- Lift down the F2 and F1 into the corrugate tube.
- Adjust the load on BF from the cross tube.
- Finish the installation of F1.
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
Plan for coming weeks
Other site works
- End of Aug. to Nov.: Mozumi entrance will be closed
Safety
- Incidents:
- Foreseen risks
- Type-A:
- Type-B:
- Type-Bp:
Discussion
- Sub-chiefs
- Coil driver circuit
- Watchdog
- Output C
- Parameter list for the sensitivity curve calculation
Travel Plans
- Travel (Week of 9/11):
- Takahashi: 11-12 (13 JPS)
- Okutomi: 11-15
- Sato: 11-15
- Ishizaki:
- Mark: 11-15 (13)
- Fabian: 14-15
- Hirata: 11-15
- Enzo: 11-15
- Shoda: 11-15 (13)
- Ohishi: 14-15
- Fujii:
- Tanaka:
- Yoshioka (Toyama):
- Kozu (ICRR): 11-15
- Arai (ICRR): 11-15
- Travel (Week of 9/18):
- Takahashi: 19-22
- Okutomi: 19-22
- Sato: 19-22
- Ishizaki: 19-21
- Mark:
- Fabian:
- Hirata:
- Enzo:
- Shoda:
- Ohishi:
- Fujii:
- Tanaka:
- Yoshioka (Toyama):
- Kozu (ICRR):
- Arai (ICRR):
Next meeting
On 2017/9/15(Fri)