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⇤ ← Revision 1 as of 2019-02-06 22:59:19
Size: 1590
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Size: 2285
Comment:
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| Deletions are marked like this. | Additions are marked like this. |
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| [X-front] * Replaced additional springs to pull back the receptacle. * Checked the motion of yaw rotation using the stepping motor. It could work. * Adjusted the tilt of IP using the jacks. [X-end] * Connected the cryo-payload. Released the BF. [Y-end] * Released the IP. It was unstable. Removed one arc of 19-mm ballast ring. * Centered the IP by stepping motors. * Measured transfer functions of IPL showed low Q. Removed one more arc of ballast ring. The cabling around IP was corrected. * The signal of LVDT for H3 was too small. Adjusted the demodulation phase in the driver. |
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| Line 22: | Line 36: |
| * Adjustment of the TF, the BF damper, and the IP in X-end (Week of Feb 18). |
Agenda/Minutes of the VIS Meeting on 2019/2/8
2019/2/8 13:30 -
Participants:
Progress report
Schedule Chart
Site work schedule: [[|XLSX]]
Type-A : (PDF/MPP)
Type-B: (PDF/MPP)
Type-C: (XLSX)
Type-A (Takahashi)
Past week report
[X-front]
- Replaced additional springs to pull back the receptacle.
- Checked the motion of yaw rotation using the stepping motor. It could work.
- Adjusted the tilt of IP using the jacks.
[X-end]
- Connected the cryo-payload. Released the BF.
[Y-end]
- Released the IP. It was unstable. Removed one arc of 19-mm ballast ring.
- Centered the IP by stepping motors.
- Measured transfer functions of IPL showed low Q. Removed one more arc of ballast ring. The cabling around IP was corrected.
- The signal of LVDT for H3 was too small. Adjusted the demodulation phase in the driver.
Plan for coming weeks
- Adjustment of the TF, the BF damper, and the IP in X-end (Week of Feb 18).
Type B (Mark)
Past week report
Plan for coming weeks
Type-Bp (Shoda)
Past week report
Plan for coming weeks
OMMT & OSTM (Ohishi)
Past week report
Plan for coming weeks
VIS electronics (Tanaka)
Past week report
Plan for coming weeks
Other site works
Safety
- Incidents:
- Foreseen risks
- Type-A:
- Type-B:
Discussion
Travel Plans
- Travel (Week of 2/11):
- Takahashi:
- Okutomi:
- Sato:
- Lucia:
- Fabian:
- Mark:
- Hirata:
- Enzo:
- Shoda:
- Ohishi:
- Fujii:
- Tanioka:
- Tanaka:
- Terrence
- Travel (Week of 2/18):
- Takahashi:
- Okutomi:
- Sato:
- Lucia:
- Fabian:
- Mark:
- Hirata:
- Enzo:
- Shoda:
- Ohishi:
- Fujii:
- Tanioka:
- Terrence
Next meeting
On 2019/2/15(Fri)