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'''V'''ibration '''I'''solation '''S'''ystem is the infrastructure for the optics in the KAGRA interferometer. '''V'''ibration '''I'''solation '''S'''ystem is the hardware infrastructure for the main optics in the KAGRA interferometer.  The VIS subgroup works for ...
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<<TableOfContents(3)>> ||<#1e50a2 style="color:#ffffff; text-align:center;"> '''Meetings'''||<#1e50a2 style="color:#ffffff; text-align:center;"> '''Management'''||<#1e50a2 style="color:#ffffff; text-align:center;"> '''User topics'''||<#1e50a2 style="color:#ffffff; text-align:center;"> '''Developer topics''' ||
||[[KAGRA/Subgroups/VIS/MeetingNAOJ|Weekly VIS meeting]] || [[KAGRA/Subgroups/VIS/Schedule|Schedule]] || [[KAGRA/Subgroups/VIS/BugReports|Bug Reports]] || ||
||[[KAGRA/Subgroups/VIS/ExtraMeetings|Extraordinary meetings]] || || || ||
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== Vibration Isolation ==
 . Chief: R. Takahashi (NAOJ)
 . Member: N. Ohishi, H. Ishizaki, F. E. Pena Arellano, M. Barton, N. Hirata, R. Flaminio, Y. Aso, T. Akutsu , E. Tapia (NAOJ),
 T. Sekiguchi, K. Yamamoto, T. Uchiyama (ICRR), R. DeSalvo (Univ. of Sannio), E. Majorana (INFN Rome), J. van den Brand, E. Hennes, A. Bertolini, J. van Heijningen, K. Agatsuma (NIKHEF)
||<#1e50a2 |2 style="color:#ffffff; text-align:center;"> '''Tall suspensions''' ||<:-4 style="font-weight:bold;"> [[KAGRA/Subgroups/VIS/TypeA|Type-A]] ||<:-4 style="font-weight:bold;"> [[KAGRA/Subgroups/VIS/TypeB|Type-B]] ||<:-3 style="font-weight:bold;"> [[KAGRA/Subgroups/VIS/TypeBp|Type-Bp]] ||
|| [[KAGRA/Subgroups/VIS/Optics/ETMX|ETMX]] || [[KAGRA/Subgroups/VIS/Optics/ETMY|ETMY]] || [[KAGRA/Subgroups/VIS/Optics/ITMX|ITMX]] || [[KAGRA/Subgroups/VIS/Optics/ITMY|ITMY]] || [[KAGRA/Subgroups/VIS/Optics/BS|BS]] || [[KAGRA/Subgroups/VIS/Optics/SRM|SRM]] || [[KAGRA/Subgroups/VIS/Optics/SR2|SR2]] ||[[KAGRA/Subgroups/VIS/Optics/SR3|SR3]] || [[KAGRA/Subgroups/VIS/Optics/PRM|PRM]] || [[KAGRA/Subgroups/VIS/Optics/PR2|PR2]] || [[KAGRA/Subgroups/VIS/Optics/PR3|PR3]] ||
||<:-11> ||
||<#1e50a2 |2 style="color:#ffffff; text-align:center;"> '''Short suspensions''' ||<:-8 style="font-weight:bold;"> [[KAGRA/Subgroups/VIS/Type-C|Type-C]]||<:-2 style="font-weight:bold;"> [[KAGRA/Subgroups/VIS/TMS-VIS|TMS-VIS]] ||
|| [[KAGRA/Subgroups/VIS/Optics/MCE|MCE]] || [[KAGRA/Subgroups/VIS/Optics/MCI|MCI]] || [[KAGRA/Subgroups/VIS/Optics/MCO|MCO]] || [[KAGRA/Subgroups/VIS/Optics/IMMT1|IMMT1]] || [[KAGRA/Subgroups/VIS/Optics/IMMT2|IMMT2]] || [[KAGRA/Subgroups/VIS/Optics/OMMT1|OMMT1]] || [[KAGRA/Subgroups/VIS/Optics/OMMT2|OMMT2]] || [[KAGRA/Subgroups/VIS/Optics/OSTM|OSTM]] || [[KAGRA/Subgroups/VIS/Optics/TMSX|TMSX]] || [[KAGRA/Subgroups/VIS/Optics/TMSY|TMSY]] ||
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----
== VIS Meeting ==
 . Every Friday, from 13:30 (JST)
 . [[KAGRA/Subgroups/VIS/MeetingNAOJ|Meeting Page]]
||<#1e50a2 style="color:#ffffff; text-align:center;"> '''Mechanics''' ||<#1e50a2 style="color:#ffffff; text-align:center;"> '''Sensors''' ||<#1e50a2 style="color:#ffffff; text-align:center;"> '''Actuators/Motors'''||<#1e50a2 style="color:#ffffff; text-align:center;"> '''Other subsystem interfaces''' ||<#1e50a2 style="color:#ffffff; text-align:center;"> '''Control'''||<#1e50a2 style="color:#ffffff; text-align:center;"> '''Apps''' ||
|| [[KAGRA/Subgroups/VIS/Mechanics/Pre-Isolator|Pre-Isolator]] || [[KAGRA/Subgroups/VIS/Sensors/Geophone|Geophone]] || [[KAGRA/Subgroups/VIS/Actuators/VoiceCoilActuator|Voice coil actuator]] || [[KAGRA/Subgroups/VIS/AELInterfaces|AEL interfaces]] || [[KAGRA/Subgroups/VIS/Control/General|General concept]] || [[KAGRA/Subgroups/VIS/Apps/SUMCON|SUMCON]] ||

||├ [[KAGRA/Subgroups/VIS/Mechanics/IP|Inverted pendulum (IP)]] || [[KAGRA/Subgroups/VIS/Sensors/Accelerometer|Accelerometer]] || || [[KAGRA/Subgroups/VIS/DGSInterfaces|DGS interfaces]] || - || [[KAGRA/Subgroups/VIS/Apps/ModelPlotter|ModelPlotter]] ||
||└ [[KAGRA/Subgroups/VIS/Mechanics/TopGAS|Top GAS filter]] || [[KAGRA/Subgroups/VIS/Sensors/LVDT|LVDT]] || - || - || - || - ||
|| [[KAGRA/Subgroups/VIS/Mechanics/StandardGAS|Standard GAS filter (SF)]] ||└ [[KAGRA/Subgroups/VIS/Sensors/BFLVDT|BF LVDT]] || - || - || - || - ||
|| [[KAGRA/Subgroups/VIS/Mechanics/BottomGAS|Bottom GAS filter (BF)]] ||<-2> [[KAGRA/Subgroups/VIS/Sensors/OSEM|OSEM]] || - || - || - ||
|| [[KAGRA/Subgroups/VIS/Mechanics/MagneticDamper|Magnetic damper]] || - || - || - || - || - ||
|| [[KAGRA/Subgroups/VIS/Mechanics/MaragingWire|Maraging wire]] || - || - || - || - || - ||
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== Design == == Instruments ==

=== Suspension types ===
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=== Real-time front-end model ===
 . ''See also:'' [[KAGRA/Subgroups/VIS|Real-time model development]]


----
== Apps ==
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== Subgroup ==

=== Members ===

 * Chief: R. Takahashi
 * Member: N. Ohishi, H. Ishizaki, F. E. Pena Arellano, M. Barton, N. Hirata, R. Flaminio, Y. Aso, T. Akutsu , E. Tapia (NAOJ),
 T. Sekiguchi, K. Yamamoto, T. Uchiyama (ICRR), R. DeSalvo (Univ. of Sannio), E. Majorana (INFN Rome), J. van den Brand, E. Hennes, A. Bertolini, J. van Heijningen, K. Agatsuma (NIKHEF)

=== Communication info ===

 * Mailing list: [kagra-seis]

VIS

Vibration Isolation System is the hardware infrastructure for the main optics in the KAGRA interferometer. The VIS subgroup works for ...

Meetings

Management

User topics

Developer topics

Weekly VIS meeting

Schedule

Bug Reports

Extraordinary meetings

Tall suspensions

Type-A

Type-B

Type-Bp

ETMX

ETMY

ITMX

ITMY

BS

SRM

SR2

SR3

PRM

PR2

PR3

Short suspensions

Type-C

TMS-VIS

MCE

MCI

MCO

IMMT1

IMMT2

OMMT1

OMMT2

OSTM

TMSX

TMSY

Mechanics

Sensors

Actuators/Motors

Other subsystem interfaces

Control

Apps

Pre-Isolator

Geophone

Voice coil actuator

AEL interfaces

General concept

SUMCON

Inverted pendulum (IP)

Accelerometer

DGS interfaces

-

ModelPlotter

Top GAS filter

LVDT

-

-

-

-

Standard GAS filter (SF)

BF LVDT

-

-

-

-

Bottom GAS filter (BF)

OSEM

-

-

-

Magnetic damper

-

-

-

-

-

Maraging wire

-

-

-

-

-


VIS Upgrades

Upgrade Page


Instruments

Suspension types

Type-A

Type-B

Type-Bp

Type-C

Payload

Actuator design summary

Design Change Logs

Real-time front-end model


Apps


Installation


Real Time Model Development


Operation


VIS Introductioon


VIS Commissioning


Archives


Old Weekly EVO Meeting

  • This meeting is suspended.

Past minutes

Subgroup

Members

  • Chief: R. Takahashi
  • Member: N. Ohishi, H. Ishizaki, F. E. Pena Arellano, M. Barton, N. Hirata, R. Flaminio, Y. Aso, T. Akutsu , E. Tapia (NAOJ),

    T. Sekiguchi, K. Yamamoto, T. Uchiyama (ICRR), R. DeSalvo (Univ. of Sannio), E. Majorana (INFN Rome), J. van den Brand, E. Hennes, A. Bertolini, J. van Heijningen, K. Agatsuma (NIKHEF)

Communication info

  • Mailing list: [kagra-seis]

KAGRA/Subgroups/VIS (last edited 2022-02-25 19:10:23 by HirotakaYuzurihara)