Diff for "KAGRA/Recovery2024/MICH"

Differences between revisions 3 and 31 (spanning 28 versions)

PR2,3,BS,SRM,SR2,SR3 Cleaning(Aso-kun, Hirata-san)

PR2: Acceptable after FCing

https://klog.icrr.u-tokyo.ac.jp/osl/?r=29228

PR3: Slight dots could not be removed by even pure water. We accepted this situation.

https://klog.icrr.u-tokyo.ac.jp/osl/?r=29520

No cleaning for BS, SRM, SR2, SR3

Did you eyeballs checks during the beam path check?

Suspension Condition of PR2, PR3, BS, SR3, SR2, SRM. (Takahashi-san, Ushiba-kun, Hirata-san)

Mechanical Motion
- Smooth pico motion and its default position: skip
- Gaps between magnets and coils :skip
- Gaps between EQ stoppers and mirrors
  - PR2: OK
    - (Recovery Work)https://klog.icrr.u-tokyo.ac.jp/osl/?r=28593
    - Position measurement of the traverse: https://klog.icrr.u-tokyo.ac.jp/osl/?r=28637, 3mm +Y side adjustment was done.
  - PR3: OK
    - (Recovery Work)https://klog.icrr.u-tokyo.ac.jp/osl/?r=28509
    - Position measurement of the traverse: https://klog.icrr.u-tokyo.ac.jp/osl/?r=28718
  - BS : OK: https://klog.icrr.u-tokyo.ac.jp/osl/?r=29682
  - SRM: OK: https://klog.icrr.u-tokyo.ac.jp/osl/?r=29594
  - SR2: OK: https://klog.icrr.u-tokyo.ac.jp/osl/?r=29595
  - SR3: OK: https://klog.icrr.u-tokyo.ac.jp/osl/?r=29596
  - SRMs: OK for wider space: total comments: https://klog.icrr.u-tokyo.ac.jp/osl/?r=29612
IP adjustment
- BS: https://klog.icrr.u-tokyo.ac.jp/osl/?r=28359
- SR2 : https://klog.icrr.u-tokyo.ac.jp/osl/?r=28355
- SR3: https://klog.icrr.u-tokyo.ac.jp/osl/?r=28353
- SRM: OK even after earthquakes.
- Temperature should be the same in the future.
Electrical wirings
- Coil resistances and inductances ->
  - PR2: OK: https://klog.icrr.u-tokyo.ac.jp/osl/?r=29429
  - PR3: OK: https://klog.icrr.u-tokyo.ac.jp/osl/?r=29430
  - BS : OK: https://klog.icrr.u-tokyo.ac.jp/osl/?r=29088, https://klog.icrr.u-tokyo.ac.jp/osl/?r=29014
  - SRM:
  - SR2:
  - SR3:
DAC noise
- SRM: https://klog.icrr.u-tokyo.ac.jp/osl/?r=26230
- SR2/3: done before Jan 1st 2024.
OSEM conditions: Ratations were found so much. But they could be acceptable from the point t of view of signals.
- RP2: OK: (Recovery Work)https://klog.icrr.u-tokyo.ac.jp/osl/?r=28593
- RP3: OK: (Recovery Work)https://klog.icrr.u-tokyo.ac.jp/osl/?r=28509
- BS : OK: https://klog.icrr.u-tokyo.ac.jp/osl/?r=29156, https://klog.icrr.u-tokyo.ac.jp/osl/?r=29379
- SRM: OK: https://klog.icrr.u-tokyo.ac.jp/osl/?r=29317, https://klog.icrr.u-tokyo.ac.jp/osl/?r=29323, https://klog.icrr.u-tokyo.ac.jp/osl/?r=29594
- SR2: OK: https://klog.icrr.u-tokyo.ac.jp/osl/?r=29315, https://klog.icrr.u-tokyo.ac.jp/osl/?r=29322, https://klog.icrr.u-tokyo.ac.jp/osl/?r=29595
- SR3: OK: https://klog.icrr.u-tokyo.ac.jp/osl/?r=29316, https://klog.icrr.u-tokyo.ac.jp/osl/?r=29321, https://klog.icrr.u-tokyo.ac.jp/osl/?r=29596
Smooth Mag-coil motion and balance and TFs
Spectrum ---> Should be taken.
- PR2: OK: https://klog.icrr.u-tokyo.ac.jp/osl/?r=28674, https://klog.icrr.u-tokyo.ac.jp/osl/?r=28768, https://klog.icrr.u-tokyo.ac.jp/osl/?r=28770, https://klog.icrr.u-tokyo.ac.jp/osl/?r=28774,
- PR3: OK: https://klog.icrr.u-tokyo.ac.jp/osl/?r=28808, https://klog.icrr.u-tokyo.ac.jp/osl/?r=29648,
- BS: OK: https://klog.icrr.u-tokyo.ac.jp/osl/?r=28292, https://klog.icrr.u-tokyo.ac.jp/osl/?r=28352, https://klog.icrr.u-tokyo.ac.jp/osl/?r=29432
- SRM: OK: https://klog.icrr.u-tokyo.ac.jp/osl/?r=28373, https://klog.icrr.u-tokyo.ac.jp/osl/?r=29584
- SR2: OK: https://klog.icrr.u-tokyo.ac.jp/osl/?r=28369, https://klog.icrr.u-tokyo.ac.jp/osl/?r=29498
- SR3: OK: https://klog.icrr.u-tokyo.ac.jp/osl/?r=28368, https://klog.icrr.u-tokyo.ac.jp/osl/?r=29199 (TF is OK, Blending problem happened on the peaks. Please write this contents in klog!)

Oplev Check for PR2,3,BS,SRM,SR2,SR3. (Yokozawa-kun)

Activities

All seem to be fine: BS, SR2, SR3, SRM: https://klog.icrr.u-tokyo.ac.jp/osl/?r=29670
Photos in PR2 and PR3 chambers will be taken.

Beam Power

Beam Path Clearance

beam pathes were checked but it is difficult to take photos.
- PR2: https://klog.icrr.u-tokyo.ac.jp/osl/?r=29345
- PR3: https://klog.icrr.u-tokyo.ac.jp/osl/?r=28896
- BS and SRs: https://klog.icrr.u-tokyo.ac.jp/osl/?r=29670

QPD centering

Calibration

Spectrum Health

Oplev beam's stray light influence

almost no light?

Oplev table covering

we will do this after closing.

Beam Path and Baffle Position

IR
- Optical beam alignment from BS to SRM
- Mid baffles and stray light inspection around SR3, SR2, and SRM
- SR transmission (IR) will be checked.
- SRM front surface reflection could not be found.
- IR beam might be clipped at PR3 HR mid-baffle.
GR
- GRX
- GRY

IR/GR arm alignment
- X-arm:
- Y-arm: https://klog.icrr.u-tokyo.ac.jp/osl/?r=29478

Leaked hermetic flange repair on BS

Finished: https://klog.icrr.u-tokyo.ac.jp/osl/?r=29146, https://klog.icrr.u-tokyo.ac.jp/osl/?r=29088, https://klog.icrr.u-tokyo.ac.jp/osl/?r=29146

Vacuum system (Kimura/Uchiyama and their selected persons)

Open the GV between SRM-SR3, and Close the GV between SRM-OMC !!

tierod adjustment for the GV on the SRM side.

Clean inside as much as possible including the bellows duct with TMP

PR3, PR3, BS :
SR2, SR3, SRM : maybe impossible from the only side hatches.

Check the flange seal surface condition where were opened.

Decide where the elastomer/Metal gasket will be used.

Check the opened flanges and the top hut of PRM2, 3

Logistic to reinstall the bellows duct with TMP.

Sawada-sana and Mirapro members call
If you use chain block, please be careful of its fixing
Careful cramp tightening near oplevs.

-  ⇤ ← Revision 3 as of 2024-05-29 06:04:09 → 
  Size: 2297
  Editor: miyoki
  Comment:
+   ← Revision 31 as of 2024-05-31 16:48:09 → ⇥
  Size: 7408
  Editor: takafumi.ushiba
  Comment:
-Deletions are marked like this.
+Additions are marked like this.
 Line 1:
+----
PR2,3,BS,SRM,SR2,SR3 Cleaning(Aso-kun, Hirata-san)
----
PR2: Acceptable after FCing
 * https://klog.icrr.u-tokyo.ac.jp/osl/?r=29228

PR3: Slight dots could not be removed by even pure water. We accepted this situation.
 * https://klog.icrr.u-tokyo.ac.jp/osl/?r=29520

No cleaning for BS, SRM, SR2, SR3
 * Did you eyeballs checks during the beam path check?
-Line 4:
+Line 17:
-PRM
-Line 6:
+Line 18:
-   * Smooth pico motion and its default position
   * Gaps between magnets and coils
+   * Smooth pico motion and its default position: skip
   * Gaps between magnets and coils :skip
-Line 9:
+Line 21:
-    * PR2
     * 
      * The balance of the TM was recovered by regluing of three magnets.
      * The wire cramp on the IM for the TM was tightened.
      * Height adjustment.
     * 
      * Position measurement of the traverser.
     *PR3
     *BS
     *SRM
     *SR2
     *SR3
+    * PR2: OK
      * (Recovery Work)https://klog.icrr.u-tokyo.ac.jp/osl/?r=28593
      * Position measurement of the traverse: https://klog.icrr.u-tokyo.ac.jp/osl/?r=28637, 3mm +Y side adjustment was done.
    * PR3: OK
     * (Recovery Work)https://klog.icrr.u-tokyo.ac.jp/osl/?r=28509
     * Position measurement of the traverse: https://klog.icrr.u-tokyo.ac.jp/osl/?r=28718
    * BS : OK: https://klog.icrr.u-tokyo.ac.jp/osl/?r=29682
    * SRM: OK: https://klog.icrr.u-tokyo.ac.jp/osl/?r=29594
    * SR2: OK: https://klog.icrr.u-tokyo.ac.jp/osl/?r=29595
    * SR3: OK: https://klog.icrr.u-tokyo.ac.jp/osl/?r=29596
    * SRMs:  OK for wider space: total comments: https://klog.icrr.u-tokyo.ac.jp/osl/?r=29612 

  * IP adjustment
   * BS: https://klog.icrr.u-tokyo.ac.jp/osl/?r=28359
   * SR2 : https://klog.icrr.u-tokyo.ac.jp/osl/?r=28355
   * SR3: https://klog.icrr.u-tokyo.ac.jp/osl/?r=28353
   * SRM: OK even after earthquakes.
   * Temperature should be the same in the future.
-Line 24:
+Line 42:
-    * 
   * Isolation of Wiring from coils to flanges(pico and mag-coil) -> 
    * 
   * Cable repair for the BF damper. The lead wires were glued to prevent direct touching of the wires to the coil bobbins.
   * Fixing the cable connector for SF LVDT
+    * PR2: OK: https://klog.icrr.u-tokyo.ac.jp/osl/?r=29429
    * PR3: OK: https://klog.icrr.u-tokyo.ac.jp/osl/?r=29430
    * BS : OK: https://klog.icrr.u-tokyo.ac.jp/osl/?r=29088, https://klog.icrr.u-tokyo.ac.jp/osl/?r=29014
    * SRM: 
    * SR2: 
    * SR3:  

  * DAC noise
   * SRM: https://klog.icrr.u-tokyo.ac.jp/osl/?r=26230
   * SR2/3: done before Jan 1st 2024.

  * OSEM conditions: Ratations were found so much. But they could be acceptable from the point t of view of signals.
   * RP2: OK: (Recovery Work)https://klog.icrr.u-tokyo.ac.jp/osl/?r=28593
   * RP3: OK:  (Recovery Work)https://klog.icrr.u-tokyo.ac.jp/osl/?r=28509
   * BS : OK:  https://klog.icrr.u-tokyo.ac.jp/osl/?r=29156, https://klog.icrr.u-tokyo.ac.jp/osl/?r=29379
   * SRM: OK:  https://klog.icrr.u-tokyo.ac.jp/osl/?r=29317, https://klog.icrr.u-tokyo.ac.jp/osl/?r=29323, https://klog.icrr.u-tokyo.ac.jp/osl/?r=29594
   * SR2: OK:  https://klog.icrr.u-tokyo.ac.jp/osl/?r=29315, https://klog.icrr.u-tokyo.ac.jp/osl/?r=29322, https://klog.icrr.u-tokyo.ac.jp/osl/?r=29595
   * SR3: OK:  https://klog.icrr.u-tokyo.ac.jp/osl/?r=29316, https://klog.icrr.u-tokyo.ac.jp/osl/?r=29321, https://klog.icrr.u-tokyo.ac.jp/osl/?r=29596
-Line 30:
+Line 62:
-  * Spectrum
   * PR2:
   * PR3:
   * BS:
   * SRM:
   * SR2:
   * SR3:


 * Mirror conditions(??)
  * Clean around the center?
   * 




----
PR2,3,BS,SRM,SR2,SR3 Cleaning
----
PR2

PR3

No cleaning for BS, SRM, SR2, SR3


----
Suspension Health check PR2,3, BS, SRM, SR2, SR3. (Takahashi-san, Ushiba-kun)
----
+  * Spectrum ---> Should be taken.
   * PR2: OK:  https://klog.icrr.u-tokyo.ac.jp/osl/?r=28674, https://klog.icrr.u-tokyo.ac.jp/osl/?r=28768, https://klog.icrr.u-tokyo.ac.jp/osl/?r=28770, https://klog.icrr.u-tokyo.ac.jp/osl/?r=28774, 
   * PR3: OK:  https://klog.icrr.u-tokyo.ac.jp/osl/?r=28808, https://klog.icrr.u-tokyo.ac.jp/osl/?r=29648, 
   * BS: OK:   https://klog.icrr.u-tokyo.ac.jp/osl/?r=28292, https://klog.icrr.u-tokyo.ac.jp/osl/?r=28352, https://klog.icrr.u-tokyo.ac.jp/osl/?r=29432
   * SRM: OK:  https://klog.icrr.u-tokyo.ac.jp/osl/?r=28373, https://klog.icrr.u-tokyo.ac.jp/osl/?r=29584
   * SR2: OK:  https://klog.icrr.u-tokyo.ac.jp/osl/?r=28369, https://klog.icrr.u-tokyo.ac.jp/osl/?r=29498
   * SR3: OK:  https://klog.icrr.u-tokyo.ac.jp/osl/?r=28368, https://klog.icrr.u-tokyo.ac.jp/osl/?r=29199 (TF is OK, Blending problem happened on the peaks. Please write this contents in klog!)
-Line 69:
+Line 74:
-Activities:
+Activities
 * All seem to be fine: BS, SR2, SR3, SRM: https://klog.icrr.u-tokyo.ac.jp/osl/?r=29670
 * Photos in PR2 and PR3 chambers will be taken.
-Line 76:
+Line 82:
- *
+ *beam pathes were checked but it is difficult to take photos.
  *PR2: https://klog.icrr.u-tokyo.ac.jp/osl/?r=29345
  *PR3: https://klog.icrr.u-tokyo.ac.jp/osl/?r=28896
  *BS and SRs: https://klog.icrr.u-tokyo.ac.jp/osl/?r=29670
-Line 96:
+Line 105:
-Beam path and Baffle Position
+Beam Path and Baffle Position
-Line 98:
+Line 107:
- *
+  * IR
   * Optical beam alignment from BS to SRM
    * https://klog.icrr.u-tokyo.ac.jp/osl/?r=29635
    * https://klog.icrr.u-tokyo.ac.jp/osl/?r=29630
    * https://klog.icrr.u-tokyo.ac.jp/osl/?r=29632
    * https://klog.icrr.u-tokyo.ac.jp/osl/?r=29635
   * Mid baffles and stray light inspection around SR3, SR2, and SRM
    * https://klog.icrr.u-tokyo.ac.jp/osl/?r=29629
    * https://klog.icrr.u-tokyo.ac.jp/osl/?r=29636
    * https://klog.icrr.u-tokyo.ac.jp/osl/?r=29642
    * https://klog.icrr.u-tokyo.ac.jp/osl/?r=29690
    * https://klog.icrr.u-tokyo.ac.jp/osl/?r=29703
   * SR transmission (IR) will be checked.
   * SRM front surface reflection could not be found.
   * IR beam might be clipped at PR3 HR mid-baffle.
-Line 100:
+Line 123:
+  *GR
   * GRX
    * https://klog.icrr.u-tokyo.ac.jp/osl/?r=28558
    * https://klog.icrr.u-tokyo.ac.jp/osl/?r=28579
    * https://klog.icrr.u-tokyo.ac.jp/osl/?r=28860
    * TMSX : https://klog.icrr.u-tokyo.ac.jp/osl/?r=29131
    * for IFI-PRM: https://klog.icrr.u-tokyo.ac.jp/osl/?r=29261
    * for IFI-PRM: https://klog.icrr.u-tokyo.ac.jp/osl/?r=29282
    * https://klog.icrr.u-tokyo.ac.jp/osl/?r=29299
    * https://klog.icrr.u-tokyo.ac.jp/osl/?r=29341

   * GRY
    * https://klog.icrr.u-tokyo.ac.jp/osl/?r=28689
    * https://klog.icrr.u-tokyo.ac.jp/osl/?r=28827
    * https://klog.icrr.u-tokyo.ac.jp/osl/?r=28847
    * https://klog.icrr.u-tokyo.ac.jp/osl/?r=28861
    * https://klog.icrr.u-tokyo.ac.jp/osl/?r=28898
    * https://klog.icrr.u-tokyo.ac.jp/osl/?r=28920
    * https://klog.icrr.u-tokyo.ac.jp/osl/?r=29115

 * IR/GR arm alignment
  * X-arm:
   * https://klog.icrr.u-tokyo.ac.jp/osl/?r=29346,
   * https://klog.icrr.u-tokyo.ac.jp/osl/?r=29448,
   * Finesse: https://klog.icrr.u-tokyo.ac.jp/osl/?r=29586
  * Y-arm: https://klog.icrr.u-tokyo.ac.jp/osl/?r=29478
-Line 104:
+Line 153:
- *
+ * Finished: https://klog.icrr.u-tokyo.ac.jp/osl/?r=29146, https://klog.icrr.u-tokyo.ac.jp/osl/?r=29088, https://klog.icrr.u-tokyo.ac.jp/osl/?r=29146
-Line 110:
+Line 159:
+Open the GV between SRM-SR3, and Close the GV between SRM-OMC !!
 * tierod adjustment for the GV on the SRM side.
-Line 112:
+Line 163:
- * maybe impossible from the only side hatches.
+ * PR3, PR3, BS : 
 * SR2, SR3, SRM : maybe impossible from the only side hatches.
-Line 128:
+Line 180:
- *