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Information of the Type-A Seismic Attenuation System (SAS). This page wants information about not only room-temperature parts but also cryogenic vibration isolation system. |
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= Design = | ------ [[TypeAdesign|{{attachment:figTypeAsasNamed1.png||width=25%,align="right"}}]] |
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* {{attachment:figTypeAsasNamed.png||width=30%,align="left"}} | == Drawings == |
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== Mechanical Stage == 9 stages = 5 mechanical filters at room temperature + 4 stages in cryogenic payload (Cryopayload, CRYp) |
* Type-A SAS whole assy * Vacuum chamber * [[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=5794|Vertical]] (IXV, EXV, IYV, EYV) * Cryostat |
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=== Pre-Isolator === | === Room-temperature parts === * [[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=5460|Earthquake stop - Security frame]] * [[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=5634|Pre-Isolator]] * [[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=5636|Top Filter]] * [[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=5637|Inverted Pendulum]] * [[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=5638|F0 LVDT-actuator unit]] * [[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=5639|Blade spring for static position adjustment]] * Magnetic Damper * [[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=5635|Standard Filter]] * Bottom Filter * [[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=5656|BF LVDT and Attachments]] * [[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=2555|Fishing rod]] * [[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=5743|Maraging wire]] * [[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=5461|Dummy Payload]] * [[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=5462|Hoist's tools]] === Cryogenics === * Cryo-Payload assy * Platform * Marionette * Marionette Recoil Mass * Intermediate Mass * Intermediate Recoil Mass * Sapphire Mirror (Test Mass) * Recoil Mass * Heat link * Heat link suspension |
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= Schedule = | == Documents == === Reports === * [[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=5196|Requirements for Type-A SAS]] === Installation Procedure === * [[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=410|Initial concept]] * [[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=5500|Installation procedure of Type-A system]] === Measurement and Analysis === * Type-A Control Simulation * [[https://docs.google.com/spreadsheets/d/1QlaeJ4hME5J6iZWzPmfPFsq5aKwTP3a-1Rd9sqKIExM/edit?usp=sharing|Parameters for simulation]] * Shared with Google spread sheet (Browsing and commenting are permitted. Please contact to Okutomi for editing permission.) * [[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=5105|[2016.08.15] Measurements of Standard Filter]] . Data of weight, optimal load, GAS resonant frequency, keystone height . Combination of the standard filters for Type-A with ID * Heavier set: 3-2(F1), 2-2(F2), 1-4(F3) * Lighter set: 3-3(F1), 2-1(F2), 1-3(F3) * [[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=5707|[2016.09.30] Measurements of BF LVDT Prototype]] ----- == Electronics == [[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=5193|List of drivers for VIS]] * LVDT * [[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=2826|LVDT Driver]] * [[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=2117|LVDT-coil distributor]] * LVDT-coil combiner * Accelerometer * ACC driver * Coil-magnet actuator * [[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=3502|High power coil driver]] * [[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=3506|Low power coil driver]] * Optical lever * QPD board * Stepper motor * Stepper motor driver * Picomotor * Picomotor driver * Cabling ----- == Members of Type-A Team == . Ryutaro TAKAHASHI (Leader) . Hideharu ISHIZAKI . Naohisa SATO . Koki OKUTOMI == Schedule == |
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= Meeting = | == Meeting == |
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== See also == * [[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=4005|JGW-E1504005]]: VIS Document and Drawing Tree (Type-A) * [[http://gwwiki.icrr.u-tokyo.ac.jp/JGWwiki/KAGRA/Subgroups/CRY|KAGRA/Subgroups/CRY]] |
Information of the Type-A Seismic Attenuation System (SAS). This page wants information about not only room-temperature parts but also cryogenic vibration isolation system.
Contents
Drawings
- Type-A SAS whole assy
- Vacuum chamber
Vertical (IXV, EXV, IYV, EYV)
- Cryostat
Room-temperature parts
- Magnetic Damper
- Bottom Filter
Cryogenics
- Cryo-Payload assy
- Platform
- Marionette
- Marionette Recoil Mass
- Intermediate Mass
- Intermediate Recoil Mass
- Sapphire Mirror (Test Mass)
- Recoil Mass
- Heat link
- Heat link suspension
Documents
Reports
Installation Procedure
Measurement and Analysis
- Type-A Control Simulation
- Shared with Google spread sheet (Browsing and commenting are permitted. Please contact to Okutomi for editing permission.)
[2016.08.15] Measurements of Standard Filter
- Data of weight, optimal load, GAS resonant frequency, keystone height
- Combination of the standard filters for Type-A with ID
- Heavier set: 3-2(F1), 2-2(F2), 1-4(F3)
- Lighter set: 3-3(F1), 2-1(F2), 1-3(F3)
Electronics
- LVDT
- LVDT-coil combiner
- Accelerometer
- ACC driver
- Coil-magnet actuator
- Optical lever
- QPD board
- Stepper motor
- Stepper motor driver
- Picomotor
- Picomotor driver
- Cabling
Members of Type-A Team
- Ryutaro TAKAHASHI (Leader)
- Hideharu ISHIZAKI
- Naohisa SATO
- Koki OKUTOMI
Schedule
Meeting
Type-A team meeting Minutes
See also
JGW-E1504005: VIS Document and Drawing Tree (Type-A)