Archive of the Daily Commissioning Meeting at 1PM

Contents

Archive of the Daily Commissioning Meeting at 1PM

Today's work plan: 2019/8/27 1PM - 2019/8/28 1PM

Afternoon

ASC tutorial soon (Nakano)
Type A work for ITMX and ITMY (Okutomi, Yamada, Fujii, Lucia)
Some PRs work for oplev control loop (Shoda)
ISS work in the PSL (Yoshioka, Nakano)
Investigation for ASL glitch noise (Enomoto)
Length oplev centering (Enomoto)
Accelerometer work (Yokozawa, Washimi)
Interview in the mine (Miyakawa)

Evening

Finesse measurement (Nakano, Sotsuka)
IFO works with tuning FPMI lock from 5pm(Nakano, Enomoto)
Silent run

Weekend

Morning

Silent run for DET (Yokozawa)
Wind shield for PR2 and PRM (Akutsu)
Type A work for EX and EY (Fujii, Lucia, Ushiba, Okutomi, Yamada)
Damping for Type B (Fabian)

Today's work plan: 2019/8/26 1PM - 2019/8/27 1PM

Afternoon

ASC tutorial at 4pm (Nakano)
Exchanging coil driver (Yamada)
Type A work for EX and EY (Fujii, Lucia)
Damping for Type B (Fabian)
Some PRs work for oplev control loop until 3pm (Shoda)
Investigation for ASL glitch noise (Enomoto)
Finesse measurement from 3pm (Nakano, Sotsuka)

Evening

Interview at control room at 5pm (Miyakawa)
IFO works with tuning FPMI lock (Nakano, Enomoto, Michimura)
Silent run

Weekend

Morning

Silent run for DET (Yokozawa)
Type A work for EX and EY (Fujii, Lucia, Ushiba, Okutomi, Yamada)
Damping for Type B (Fabian)
Some PRs work for oplev control loop (Shoda)
ITMY and ETMX cryocooler work.

Today's work plan: 2019/8/21 1PM - 2019/8/26 1PM

Afternoon

Type A work for EX and EY (Fujii, Lucia)
Damping for Type B (Fabian)
Automation for finesse measurement (Sotsuka)

Evening

IFO works with tuning FPMI lock (Nakano, Enomoto, Michimura)

Weekend

IFO works with tuning FPMI lock (Nakano, Enomoto, Michimura)

8/26 Morning

Type A work for EX and EY (Fujii, Lucia, Ushiba, Okutomi, Yamada)
Damping for Type B (Fabian)
DGS Maintenance for replacing TW SSD (Miyakawa)
DGS Maintenance for fixing DAQ (Yamamoto, Oshino)
Exchanging 24V at LSC rack. (Kamiizumi, Shimode)
Preparation for replacing and arrangement for HPCD.(Aso, Yamada)
- HPDC modification (Shimode)
Investigation for ASL glitch noise (Enomoto)
Cooling valve at IYC will be replaced (Kimura)

Today's work plan: 2019/8/20 1PM - 2019/8/21 1PM

Afternoon

Type A work for EX and EY (Fujii, Lucia)
Damping for Type B (Fabian)
Implementation of calm down state for ETMY (Ushiba, Okutomi)
Connecting BIO cable (Enomoto)
Some work for AS tube (Michimura)
Automation for finesse measurement (Sotsuka)
OMC check (Aso)
updating DAQ Gardian (Yamamoto)

Evening

updating DAQ Gardian (Yamamoto)
IFO works with tuning FPMI lock (Nakano, Enomoto, Michimura)
Leave IFO locked from night to morning (Nakano, Enomoto)

Weekend

Morning

IFO works with tuning FPMI lock (Nakano, Enomoto, Michimura)
Type A work for EX and EY (Fujii, Lucia, Ushiba, Okutomi, Yamada)
Damping for Type B (Fabian)

Today's work plan: 2019/8/19 1PM - 2019/8/20 1PM

Afternoon

Type A work for EX and EY (Fujii, Lucia, Ushiba, Okutomi)
Damping for Type B (Fabian)
Work for PLL for Fiber noise cancel (Enomoto)
Automation for finesse measurement (Sotsuka)
Updating spectrum tool (Kozakai)
Ondotori maintanance (Yokozawa)
Maintenance for k1dc0 to add memory (Oshino)

Evening

IFO works with tuning FPMI lock (Nakano, Enomoto)
Leave IFO locked from night to morning (Nakano, Enomoto)

Weekend

Morning

Type A work for EX and EY (Fujii, Lucia, Ushiba, Okutomi, Yamada)
- Tuning IYC length oplev (Ushiba)
Connecting BIO cable (Enomoto)
Excahnging k1dc0

Today's work plan: 2019/8/16 1PM - 2019/8/19 1PM

Afternoon

Non linearity check TMY by searching a good position mechanically or check HPCD (Enomoto, Lucia, Nakano)
Hunting 150mHz on all Type B (Fabian)
Noise measurement Fiber noise cancel (Sugimoto)
OMC work (Kokeyama)
Type A work for EX and EY (Fujii, Lucia)
Automation for finesse measurement (Sotsuka)
Updating gif model (Miyo, Yamamoto)

Evening

IFO works with Yarm for FPMI (Nakano)
Leave IFO locked from night to morning (Nakano)

Weekend

Measuring sensing gain for green lock (Enomoto, Sugimoto, Kimura)
Automation for finesse measurement (Sotsuka)
IFO works with Yarm for FPMI (Nakano)
Leave IFO locked from night to morning (Nakano)
Stopping EPICS gateway on Sat. night or Sun. morning(Yamamoto)

Morning

DGS maintenance for exchanging k1dc0 and adding a BIO card to k1ioo1 or k1als1 (Yamamoto, Oshino)
Type A work (Fujii, Lucia)
Hunting 150mHz on all Type B (Fabian)

Today's work plan: 2019/8/15 1PM - 2019/8/16 1PM

Afternoon

PEM: Noise hunting 44Hz in the PSL room (Yokozawa)
Type A work for EX and EY (Fujii, Lucia)
IMC measurement (Guiguo)
Automation for finesse measurement (Sotsuka)

Evening

IFO works with Yarm for FPMI (Nakano)
Leave IFO locked from night to morning (Nakano)

Weekend

Fiber noise cancel, Enomoto, Sugimoto

Morning

Exchanging cryo valve unit at EX (Kimura, Yakahashi)
Type A work (Fujii, Lucia)
Non linearity check TMX (Enomoto, Lucia)
PEM: Noise measurement at both END (Yokozawa, Washimi)
RFM work at 500m in Xarm (Yamamoto, Miyo)
Noise measurement for fiber noise cancellation (Enomoto, Sugimono)
Hunting 150mHz on BS (Fabian)

Today's work plan: 2019/8/9 1PM - 2019/8/15 1PM

Afternoon

Hunting ITMY big morion (Lucia)
Type A work (Fujii, Lucia)
Work for fiber cancelation for replacing power supply to avoid magnetic field of small DC power supply (Enomoto, Sugimoto)
SR3 TF measurement (Fabian)
Restarting DAQ at 5pm (Yamamoto)
PEM: measure vibration noise of pump (Yokozawa, Kaihotsu)
PEM: measure fiber noise for ALS (Washimi)
CAL: AOM will be tested from control room for Y end (Inoue)
ISS work outside PSL (Yoshioka, Kuromiya, Nakano)
Covering for TMS at ETMX (Akutsu)

Evening

Finesse measurement (Nakano)
IFO works with Yarm for FPMI (Nakano)
Work for fiber cancelation (Enomoto, Sugimoto)
Leave IFO locked from night to morning (Nakano)

Weekend

IFO works with Yarm (Nakano)
Work for fiber cancelation (Enomoto, Sugimoto)

8/15 Morning

Type A work (Fujii, Lucia)
IMC measurement (Guiguo)

Today's work plan: 2019/8/8 1PM - 2019/8/9 1PM

Afternoon

Leak check at ITMY (Kimura)
Work for fiber cancelation (Enomoto, Sugimoto)
Measure TF of ITMY for top part by making health check list (Liucia)
Starting EY cry cooler (Kimura)
Put cover on TMSX at X end (Akutsu)
OSTM work (Takahashi)
CAL: Replacing AOM at ETMY, tuning camera at ETMY (Inoue)
SR3 TF measurement (Fabian)

Evening

Work for fiber cancelation (Enomoto, Sugimoto, Akutsu)
Some IFO work with Yarm (Nakano)
Leave IFO locked (Nakano)

Weekend

Morning

Stop ETMX cryo cooler (Kimura)
SR3 TF measurement (Fabian)
X fiber noise for temp. control (Enomoto, Sugimoto)
Type A work (Fujii, Lucia)
ISS servo in the PLS morning (Yoshioka)

Today's work plan: 2019/8/7 1PM - 2019/8/8 1PM

Afternoon

Lock fiber cancelation, entering PSL and turning off filters (Enomoto, Sugimoto)
ISS work outside of PSL (Yoshioka, Nakano)
SR3 noise investigation (Fabian)
Measure TF of ITMY for top part by making health check list (Liucia)
OSTM work (Takahashi)
Exchanging IX oplev source (Akutsu)

Evening

One arm WFS test with X arm(Nakano)
Leave IFO locked (Nakano)

Weekend

Morning

X fiber noise control or temperate control for Y (Enomoto, Sugimoto)
SR2, 3 noise investigation (Fabian)
OSTM work (Takahashi)
Type A work (Fujii, Lucia)

Today's work plan: 2019/8/6 1PM - 2019/8/7 1PM

Afternoon

Opening GV for ITMX (VAC)
ITMX oplev work before Finesse measurement (Yamada)
Finesse measurement for Xarm (Nakano)
Measure TF of ITMY for top and cryopayload by making health check list (Okutomi, Yamada)
OSTM work (Takahashi)
WFS centering at REFL (Nakano)
HDD installation for CAL PC (Darkhan)
Exchanging PC for VAC mon (Yokozawa)

Evening

One arm WFS test with X arm(Nakano)
Leave IFO locked (Nakano)

Weekend

Morning

Exchanging k1dc0 in early morning 8am (Yamamoto, Oshino)
Fiber cancelation work (Enomoto, Sugimoto)
ISS work in the PSL (Yoshioka)
SR2, 3 noise investigation (Fabian)
OSTM work (Takahashi)
Type A work (Fujii, Lucia)

Standing issues 2019/8/5

Sensitivity monitor for various DoF (CAL)
PEM - measured data sharing (Washimi, Yokozawa)
How to control the PSL temperature when people enters the room (Miyoki)
We need IFO commissioning strategy!!!
One arm WFS test
DRMI lock stability
- 3f transition
- Search for better Gouy phase in PRC
PRFRMI: with stable 3f signals and ALS extra range, FPPRMI may fix the glitches?
Arm: transition
- Y-arm lock
Try ALS mass lock with FFUs and ACs turned off
Type-A related
- Fast shut off feature on type-A after lockloss not to ring (real time model change, Stefan)
- Implement BF stage control on ALIGNED state on type-A guardian (Kokeyama)
- United Guardian for all 4 suspensions (Okutomi)
- Damping
- Exchanging modified HPCD.
- Type A: Feed forward technic to suppress extra motion (Nakano)

Meeting archive

Today's work plan: 2019/8/5 1PM - 2019/8/6 1PM

Afternoon

Damping monitor (Okutomi, Lucia)
Finesse measurement for Xarm. (Nakano)
Damping work for Type A. (Fujii)
SR2, 3 noise investigation (Fabian)
Entering cleaning area for taking pictures (with Yokozawa)
Cabling ALS fiber noise cancellation (Enomonoto, Miyoki)
OSTM work for OSEM inve(Takahashi)

Evening

One arm WFS test (Nakano)

Weekend

Morning

Fix vacuum monitor (Yokozawa)
Increasing ITMX temperature (CRY)
Entering cleaning area for taking pictures (with Kokeyama)
SR2, 3 noise investigation (Fabian)
Installation circuit to ITMY, and control test (Yamada)
OSTM work (Takahashi)
Fixing k1IOO1 (Yamamoto)
IXV work (Fujii)

Today's work plan: 2019/8/1 1PM - 2019/8/2 1PM

Afternoon

GV opened last night
ITMY release ongoing (CRY, VIS)
After releasing, ITMY alignment using MICH (Nakano, CRY, VIS)
Fabian will investigate the difference between FLOAT and ALIGNED (Fabian)
Finesse re-measurement (Nakano) - We might want to warm up IY. To be discussed. Maybe if 70-80K doesn't recover the finesse.
Type-A common guardian
Oplev swap for IMMT2
Oplev swap for PR2 if possible with IFO

Evening

Finesse measurement
Arm transition method commissioning

Morning

Continued SRs study (Fabian)
IY final checks (earthquake stops etc) and cleaning (Aso, Ushiba)

We want a sensitivity monitor!

We want to plan Feedforward on typeA!

We want to decide the Commissioning strategy!

Note

IY chamber will be closed on Saturday

Today's work plan: 2019/8/2 1PM - 2019/8/5 1PM

Afternoon

ITMY problem investigation (CRY&VIS)
Finesse measurement (Nakano)
X-arm transition (Nakano)
ISS (Yoshioka)
ITMX Type-A control (VGAS oscillation) (Lucia)
PEM measurements around IFO REFL (Yokozawa)
ALS fiber noise cancellation (Enomonoto)

Weekend

Fiber noise cancellation
- Turn off FFU, ACs

8/5 Morning

ITMY pumping (VIS, CRY)
SR2, 3 noise investigation (Fabian)
DGS maintenance (Yamamomot, Oshio, Miyakawa)
- dc0 replacement
- Add BIO to k1ioo1
Installation of circuit to ALS (Enomoto)

Today's work plan: 2019/8/1 1PM - 2019/8/2 1PM

Afternoon

GV opened last night
ITMY release ongoing (CRY, VIS)
After releasing, ITMY alignment using MICH (Nakano, CRY, VIS)
Fabian will investigate the difference between FLOAT and ALIGNED (Fabian)
Finesse re-measurement (Nakano) - We might want to warm up IY. To be discussed. Maybe if 70-80K doesn't recover the finesse.
Type-A common guardian
Oplev swap for IMMT2
Oplev swap for PR2 if possible with IFO

Evening

Finesse measurement
Arm transition method commissioning

Morning

Continued SRs study (Fabian)
IY final checks (earthquake stops etc) and cleaning (Aso, Ushiba)

We want a sensitivity monitor!

We want to plan Feedforward on typeA!

We want to decide the Commissioning strategy!

Note

IY chamber will be closed on Saturday

Today's work plan: 2019/7/31 1PM - 2019/8/1 1PM

Commissioning leader: Miyakawa (July 29-30), Aso (August 1-3)

Afternoon

ITMY: BF work. (Okutomi, Sato, Fujii)
ITMY: H1 actuator investigation. (Ushiba, Yamada)
PEM: Reporting Temperature. (Yokozawa)
VAC, MIF: Opning GV, alingment. (Saito, Nakano, Michimura, Akutsu)
ASO: Small works at ETMX (Akutsu)
Replacing light source for IMMT2. (Akutsu)
Type B: Back to aligned mode. (Fabian)
DET: replacing OS of DET computer for offline analysis. (T.Yamamoto)
CAL: Xend Tcam will be touched. (Inoue)

Evening

IFO some work. (Nakano, Michimura, Akutsu)
VIS work can be done for Y arm work since Y arm is not available for a while. (Fujii, Okutomi)

Weekend

Morning

Releasing ITMY suspension. (Ushiba)
PSL work for grounding problem. (Nakano)
Maintenance for Ondotori at X-end (T.Yamamoto)

Today's work plan: 2019/7/30 1PM - 2019/7/31 1PM

Commissioning leader: Miyakawa (July 29-30), Aso (August 1-3)

Afternoon

Fix ITYM F0 motor and to check BF. (Okutomi, Sato, Fujii)
Check H1 actuator. (Ushiba, Tomaru, Yamada)
ALS: Tuning returning beam at center area, and in PSL room shortly. (Enomoto, Sugimoto)
Connecting tube on the AS table. (Michimura)
ISS: work for servo in the PSL for 30min. (Yoshioka, Nakano)
AOS: Some small works in the center room for oplev. (Akutsu)
PEM: test a new sensor at IY0 rack. (Yokozawa, Washimi)
BS: measurement of noise. (Fabian)

Evening

IFO some work. (Nakano, Michimura, Akutsu)

Weekend

Morning

DGS maintenance for exchanging k1dc0, adding BIO cards to k1ioo1 for ALS control (Yamamoto, Oshino)
- VIS should go safe mode. (Fabian)
- DC power source will be exchanged at ALS0 and ALS1 rack. (Kamiizumi)
Fix ITYM F0 motor and to check BF. (Okutomi, Sato, Fujii)
Connecting tube on the AS table. (Michimura)
AOS: Some small works at Y end for oplev. (Akutsu)
PEM: work around IYC chamber. (Yokozawa, Washimi)

Today's work plan: 2019/7/26 1PM - 2019/7/30 1PM

Commissioning leader: Miyakawa (July 29-30), Aso (August 1-3)

Afternoon

Monitor for venting ITMY (Okutomi)
- Updating RT model for Type A, except for ITMY (Okutomi)
ASC test on ITMX (Ushiba)
ETMX work (Fujii)
SR3 work for control loop IM yaw (Fabian)
OMC characterization with control (Kokeyama, Somiya)
Fiber noise cancellation at control room(Enomoto, Sugimoto)
ISS put wind shield outside PSL (Yoshioka, Kukromiya)
Pick up Moku:Lab (Guiguo)
Stop venting around the evening (Ushiba)
Checking cable noise for PEM (T.Takana)
PEM: Vibration measurement at IXC (Yokozawa)
Measurement for PRs (Shoda)

Evening

Fiber noise cancellation (Enomoto)

Weekend

Fiber noise cancellation work at PSL on Saturday and Sunday(Enomoto, Sugimoto)
- Changing optics for Yarm.
Venting again on Sunday morning (Ushiba)
- Monitor for venting ITMY (Okutomi)
ETMX work on Saturday and Sunday(Fujii)

Monday Morning

SRs TF measurement, off load (Fabian)

Monday Aftenoon

SRs TF measurement, off load (Fabian)

Monday Evening

Today's work plan: 2019/7/25 1PM - 2019/7/26 1PM

Commissioning leader: Miyakawa (22nd-26th)

Afternoon

Fixing ITMY stuck (Okutomi)
ASC test on ITMX (Ushiba)
ETMX work (Fujii)
SR3 work for control loop IM yaw (Terrence)
Cabling for BIO this afternoon (Enomoto)
Xarm ALS hand over to IR using TR (Enomoto)
OMC characterization with control (Kokeyama, Darkhan)

Evening

Xarm ALS hand over to IR using TR (Enomoto)

Weekend

Morning

ITMY damping (Okutomi)
Type A work (Fujii)
ITMX damping (Ushiba)
Cryo cooler valve exchange (Kimura, Ushiba)
SR3 TF measurement (Fabian)
Automation for SR3 and SRM (Shoda)
Noise source by cable or something in the center room (Yokozawa)
Setting magnet meter at Y end (Yokozawa)

Today's work plan: 2019/7/24 1PM - 2019/7/25 1PM

Commissioning leader: Miyakawa (22nd-26th)

Afternoon

Replacing LVDT driver on SR3(Fabian)
Single arm locking (Nakano)
Fix AC to stablize temeparute (Miyoki)
ITMY damping (Okutomi)
Maintenance for Ondotori (Yokozawa, T. Tanaka)
ALS model medication (Enomoto, Sugimoto)
MZ in PSL room for a hour (Guiguo)
OMC characterization with control (Kokeyama, Darkhan)

Evening

ALS hand over to IR using TR (Nakano, Enomoto)
DRFPMI lock (Nakano, Enomoto)

Weekend

Morning

ITMY damping (Okutomi)
Type A work (Fujii)
SR3 OSEM check (Fabian, Terrence)
Automation for Suspensions except for SR3 (Shoda)

Standing issues

Try FPPRMI: with stable 3f signals and ALS extra range, FPPRMI may fix the glitches?
Fast shut off feature on type-A after lockloss not to ring (real time model change, Stefan)
Y-arm lock
- ETMY suspension control
- ITMY damping
  - One IM magnet is broken. Need a different strategy. Use MN ? (Yamada, Okutomi)
DRMI lock stability
- Model HOM-PHD signal distortion (Aso, Kokeyama)
- Search for better Gouy phase in PRC
Initial alignment automation (Nakano)
IFO configuration Guardian (Kokeyama)
SDF for all the VIS (Shoda, Okutomi)
Type-A related
- Implement BF stage control on ALIGNED state on type-A guardian (Kokeyama)
- United Guardian for all 4 suspensions (Okutomi)
- Damping
- Exchanging modified HPCD.
- Type A: Feed forward technic to suppress extra motion (Nakano)
Type-B related
- SR3 Yaw motion is too large (Fabian, Terrence)
Type-C related
- OSEM characterization for OSTM (on going, Takahashi)
OMC
- Check the OMC on the AS table
- OMC characterization with control
Laser safety
- Debug the laser safety guardian (Nakano)
IR QPD, centering on IR , green QPD at ETMY (Akutsu)
AS tube installation on 7/30-31 (Michimura)
Valve unit exchange for ITMX on 7/26 for 1-2 hours (Kimura)
Fiber noise cancellation on Saturday (Enomoto, Sugimoto)

Today's work plan: 2019/7/23 1PM - 2019/7/24 1PM

Commissioning leader: Miyakawa (22nd-26th)

Afternoon

PEM: 320.5Hz noise (Yokozawa)
Preparation for fiber noise cancellation (Enomoto, Sugimoto)
- This turns on air filters.
OMC control (Kokeyama, Darkhan)
ALS hand over to IR(Stefan, Valera, Nakano)

Evening

ALS hand over to IR (Stefan, Valera, Nakano)
DRFPMI lock (Stefan, Valera, Nakano)

Weekend

Morning (Monday)

ITMY damping (Okutomi)
Type A work (Fujii)
SR3 OSEM check (Fabian)
- DGS maintenance for prm or srm.
Adding BIO card to k1als0, k1ioo1.
Exchanging old type modified HPCD. (Ushiba, Takahashi)
ISS control servo (Yoshioka, Kokeyama)

Today's work plan: 2019/7/22 1PM - 2019/7/23 1PM

Commissioning leader: Miyakawa (22nd-26th)

Afternoon

Exchanging HPCD(Fabian, Washimini)
- check the range of new HPCD using oplev (Valera, Nakano).
ITMY damping (Okutomi)
ALS sweep to find IR resonance (MN, VF)
- TEMP00 lock with dither(Nakano).

Evening

ALS sweep to find IR resonance (MN, VF)
DRMI lock (Stefan)

Weekend

Morning (Monday)

ITMY damping (Okutomi)
SR3 OSEM check (Fabian)
Type A: Feed forward technic to suppress extra motion (Nakano)

Today's work plan: 2019/7/19 1PM - 2019/7/22 1PM

Commissioning leader: Aso (19th), Miyakawa (22nd)

Afternoon

ALS sweep to find IR resonance (MN, VF)
Start X-End cryocooler (Yamada, TakahashiM)
Implement BF stage control on ALIGNED state on type-A guardian (Kokeyama)
ISS servo setup and OLTF measurement (Yoshioka, Kuromiya, Yamamoto)
Serial number check of OpLev SLDs (Yamada)

Evening

ALS sweep to find IR resonance (MN, VF)

Weekend

IFO configuration guardian (Kokeyama, Saturday)
Modification of the IMC servo (Enomoto, Sunday)
Transition to IR (Nakano, Valera, Sat & Sun)
TF measurement of Type-A (Yamada, Saturday morning)
ITM actuator efficiency measurement (Sun morning ?)

Morning (Monday)

SR3 OSEM check (Fabian)

Today's work plan: 2019/7/17 1PM - 2019/7/18 1PM

Commissioning leader: Aso (July 17th-19th)

Afternoon

ETMY HP coil driver check (Takahashi, Yamada)
- Watchdog, Output resistance, Cable resistance, Take a picture of the PCB
Check the maximum current acceptable by the in-vac cable.
- Calculate theoretical limit (Ushiba)
AS alignment (Kokeyama et al)
SR3 OSEM check (Fabian, Terrence)
Y-arm mass lock trial (SB, EY, MN, et al)
ISS work (Yoshioka, Nakano)

Evening

Y-arm mass lock trial (SB, EY, MN, et al)
Type-A guardian work on ETMX (Kokeyama)
DRMI investigation ? (SB, EY, MN, et al)
Found Y end coil needed more range, more drive for MN (dominate 10Hz sensing noise limited, cross over)

Note

DC feedback works perfect
Tcam alignment system is done (see from camera screen)
ALIGNED guardian on ETMX (test phase)

Morning

HP coil driver modification ? (Yamada, Fabian, Terrence)