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==== Report for week of 7/30 ==== * ==== Plan for week of 8/6 ==== * Mark, Enzo, Hirata-san, Fabian, Kozu-kun, Terrence, Panwei at Kamioka Mon-Fri. * Kozu-kun works at Mozumi Mon, Fri, and Thu afternoon. |
==== Report for week of 9/17 ==== * Monday 9/17 was holiday. * We optimized the trim mass on the SF to get more balance torque with less total mass. We now have a reserve of 480 g for the yaw pico. * We set the SF damper gap to 6 mm. * We set the SR2 pitch with the optic lever, aligned the IRM, and set all the OSEMs to have good clearance and midrange output. * We locked the SR2 suspension, craned it into the tank and hooked the LBB damper rings (but not the LBB yet). * With help from Ohishi-san, we removed the First Contact from SR2. * Mark did an audit of all the electronics boxes and updated the item list and S-number file cards on JGWDoc. * Mark added some thin arc weights to the inventory and finalized the number of various types to order (8*38 mm + 9*10 mm). * Panwei copied control filters over from the SR3. ==== Plan for week of 9/24 ==== * Monday 9/24 is holiday (Autumn Equinox). * Mark, Hirata-san, Fabian, Panwei at Kamioka Tue-Fri. ===== SR2 ===== * Move SR2 in-air cables. * Unlock and realign suspension. ===== SRM ===== * Set pitch of SRM and RM, tighten clamps, remove winch system. * Weigh IM/... section. * Build up SS to BF level. * Add BF. * Suspend IM and tweak height/balance. |
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===== SR3 ===== * Finalize optic pitch, OSEM alignment. * Do TFs with temporary OL. * Install final OL. * Hook LBB, add ballast mass, set up temporary OL (horizontal beam, pitch/yaw only). |
==== Plan for week of 10/1 ==== * Mark, Hirata-san, Fabian, Panwei at Kamioka Mon-Fri. ===== SRM ===== * Cable/test BF. * Install IRM. * Install/cable/test IM OSEMs. |
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===== SR2 ===== * Add estimated final ballast mass. * Do PI cable routing. * Adjust ballast/trim mass, with reserve for cables. |
==== Plan for week of 10/8 ==== * Monday 10/8 is Sports Day. * Enzo returns Tuesday 10/9. * Mark and Terrence (plus TBD) at Kamioka Mon-Fri. * Enzo, Hirata-san, Fabian and Panwei at Kamioka Tue-Fri. ===== SR2/SR3 ===== * Terrence to set up LEN half of SR3 OL and, time permitting, TILT and LEN for SR2. |
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* Assemble metal mass. * Glue prisms, flags. * Reconfigure, align assembly frame. * Tune F0 for SRM. * Add LBB blade units, cable clamps etc. * Check PI coil connections, IP LVDT magnets. |
* Continue installation. |
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==== Vacation Info ==== * Terrence: 8/24-26 f2f, then returns to Hong Kong. * Enzo: 9/14 JPS, 9/15 through 10/8 vacation in Chile. |
==== Vacation/Visitor Info ==== * Enzo: 9/15 through 10/8 vacation in Chile. * Terrence: 10/8-12, 10/29-11/2 at Kamioka. |
Scraps of text for incorporation in the VIS Meeting Minutes
KAGRA/Subgroups/VIS/MeetingNAOJ
Type B (Mark)
Report for week of 9/17
- Monday 9/17 was holiday.
- We optimized the trim mass on the SF to get more balance torque with less total mass. We now have a reserve of 480 g for the yaw pico.
- We set the SF damper gap to 6 mm.
- We set the SR2 pitch with the optic lever, aligned the IRM, and set all the OSEMs to have good clearance and midrange output.
- We locked the SR2 suspension, craned it into the tank and hooked the LBB damper rings (but not the LBB yet).
- With help from Ohishi-san, we removed the First Contact from SR2.
- Mark did an audit of all the electronics boxes and updated the item list and S-number file cards on JGWDoc.
- Mark added some thin arc weights to the inventory and finalized the number of various types to order (8*38 mm + 9*10 mm).
- Panwei copied control filters over from the SR3.
Plan for week of 9/24
- Monday 9/24 is holiday (Autumn Equinox).
- Mark, Hirata-san, Fabian, Panwei at Kamioka Tue-Fri.
SR2
- Move SR2 in-air cables.
- Unlock and realign suspension.
SRM
- Set pitch of SRM and RM, tighten clamps, remove winch system.
- Weigh IM/... section.
- Build up SS to BF level.
- Add BF.
- Suspend IM and tweak height/balance.
Plan for week of 10/1
- Mark, Hirata-san, Fabian, Panwei at Kamioka Mon-Fri.
SRM
- Cable/test BF.
- Install IRM.
- Install/cable/test IM OSEMs.
Plan for week of 10/8
- Monday 10/8 is Sports Day.
- Enzo returns Tuesday 10/9.
- Mark and Terrence (plus TBD) at Kamioka Mon-Fri.
- Enzo, Hirata-san, Fabian and Panwei at Kamioka Tue-Fri.
SR2/SR3
- Terrence to set up LEN half of SR3 OL and, time permitting, TILT and LEN for SR2.
SRM
- Continue installation.
To-Do Lists, Schedule
Vacation/Visitor Info
- Enzo: 9/15 through 10/8 vacation in Chile.
- Terrence: 10/8-12, 10/29-11/2 at Kamioka.