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Size: 2562
Comment:
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Size: 3942
Comment:
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| Deletions are marked like this. | Additions are marked like this. |
| Line 16: | Line 16: |
| * IY: Cryo-payload was installed on 5/31. Cryostat will be closed on 6/7-9. Schedule: Adjustment of load for BF? | * IY: Cryo-payload was installed on 5/31. Cryostat will be closed on 6/7-9. Schedule: Release of cryo-payload? |
| Line 18: | Line 18: |
| * EY: Installation of tower was almost finished. Pure water generator was delivered. Handling jig is under manufacturing. | * EY: Installation of tower was almost finished. Cleaning inside the cryostat is on going. Pure water generator was delivered. Handling jig is under manufacturing. |
| Line 37: | Line 37: |
| == Klog == This is generated by python script in /users/Miyo/dropbox/Script/scrapping/main.py. == Summary Report == === Type-A === * Connected the wire for cryo-payload in IY. * Implemented the limit SWs and F0 FR in IY. * Assembled the additional geophone pods in IX. * Implemented the limit SWs and F0 FR in EY. * Adjusted the tilt and load of IP in EY. * Calibrated the BF damper in EY. === Type-B === === Type-Bp === === TypeC === * Aligned the IMMT suspensions. === Electronics === === Control === |
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| Line 40: | Line 59: |
| * Type-A team: IY(load adjustment), EY(F0/IP tuning), EX(Yaw FR adjustment) | * Type-A team: IY(Release of cryo-payload), EY(F0/IP tuning), EX(Yaw FR adjustment) |
| Line 59: | Line 78: |
| == Klog == This is generated by python script in /users/Miyo/dropbox/Script/scrapping/main.py. == Summary Report == === Type-A === === Type-B === === Type-Bp === === TypeC === === Electronics === === Control === |
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| Line 71: | Line 80: |
| [Terrence] * Suspension commissioning documentation progress (link [[https://github.com/gw-vis/vis-commissioning-tex|here]]): * Basic method sections (almost finished) * Sensor noise estimation * Frequency series modeling (Transfer function and spectrum modeling) * Sensor and actuation diagonalization (will include examples later) * Inter-calibration (will include examples later) * Sensor fusion: complementary filters and sensor correction (In progress) * Time series simulation of known noise PSD (In progress) * Control design (In progress) * More? * Advanced methods (Will fill those in slowly) * Mode extraction using dynamic mode decomposition (Very simple algorithm that can extract resonance frequeniessss and damping timessss from a noisy time series) * Control optimization, filter optimization, optimal control methods, how do we get the best performance out of our crappy sensors? (My research). * PReQua. * More? * What happened to the meeting? |
Contents
Agenda/Minutes
CRY+VIS Interface Meeting
Date: 2021/6/4 13:00-
Participants:
Schedule
- IX: H4 geophone should be replaced.
- IY: Cryo-payload was installed on 5/31. Cryostat will be closed on 6/7-9. Schedule: Release of cryo-payload?
- EX: New collimator for Oplev was tested. Schedule: Adjustment of Yaw FR?
- EY: Installation of tower was almost finished. Cleaning inside the cryostat is on going. Pure water generator was delivered. Handling jig is under manufacturing.
Status
- Corrugate tube fixing jig: Other 3 sets will be ready by the end of June.
- TM height setting: External review?
- Commissioning in air: Started on the pre-isolator in IX.
- Commissioning in vacuum:
- Overall commissioning:
- Acceptance check: Group work is set every Friday to make the acceptance check document.
- PF actuator: After SC.
- Jig for FC painting:
Discussion
VIS Meeting
14:00-
Participants:
Klog
This is generated by python script in /users/Miyo/dropbox/Script/scrapping/main.py.
Summary Report
Type-A
- Connected the wire for cryo-payload in IY.
- Implemented the limit SWs and F0 FR in IY.
- Assembled the additional geophone pods in IX.
- Implemented the limit SWs and F0 FR in EY.
- Adjusted the tilt and load of IP in EY.
- Calibrated the BF damper in EY.
Type-B
Type-Bp
TypeC
- Aligned the IMMT suspensions.
Electronics
Control
Schedule
See Schedule
- Type-A team: IY(Release of cryo-payload), EY(F0/IP tuning), EX(Yaw FR adjustment)
- Type-B team: SR
Milestone
IMC suspensions are ready in air [40] will finish 2021/04/21.
PRs are ready in air [643] will finish 2021/07/09.
ETMX is ready in air [656] will finish 2021/08/25.
ITMX is ready in air [657] will finish 2021/08/31.
ETMY is ready in air [658] will finish 2021/09/16.
ITMY is ready in air [659] will finish 2021/11/08.
BS is ready in air [691] will finish 2021/11/24.
SRs are ready in air [663] will finish 2021/12/20.
Output suspensions are ready in air [695] will finish 2021/12/21.
TMSY is ready in air [708] will finish 2021/??/??.
TMSX is ready in air [684] will finish 2021/??/??.
2021/03/29 updated
Safety
Discussion
[Terrence]
Suspension commissioning documentation progress (link here):
- Basic method sections (almost finished)
- Sensor noise estimation
- Frequency series modeling (Transfer function and spectrum modeling)
- Sensor and actuation diagonalization (will include examples later)
- Inter-calibration (will include examples later)
- Sensor fusion: complementary filters and sensor correction (In progress)
- Time series simulation of known noise PSD (In progress)
- Control design (In progress)
- More?
- Advanced methods (Will fill those in slowly)
- Mode extraction using dynamic mode decomposition (Very simple algorithm that can extract resonance frequeniessss and damping timessss from a noisy time series)
- Control optimization, filter optimization, optimal control methods, how do we get the best performance out of our crappy sensors? (My research).
- PReQua.
- More?
- What happened to the meeting?
- Basic method sections (almost finished)
Travel Plans
The week from 6/7
- Takahashi: 6/7-11
- Sato: 6/7-11
- Hirata: 6/7-11
- Yano: 6/7-11
The week from 6/14
- Takahashi: 6/14-18
- Sato: 6/14-18
- Hirata: 6/14-18
- Yano: 6/14-18
Next meeting
- 2021/6/11(FRI)