Differences between revisions 195 and 293 (spanning 98 versions)

Vibration Isolation System (VIS)

Meetings	Management	Other subsystem interfaces	User topics	Developer topics
Weekly VIS meeting	Schedule	AEL interfaces	Bug Reports	Upgrade
Extraordinary meetings		DGS interfaces
Old VISMeeting

Suspensions	Mechanics	Sensors	Actuators/Motors	Control
Type-A	Pre-Isolator	Geophone	Voice coil actuator	General concept
Type-B	├ Inverted pendulum (IP)	Accelerometer	Solenoid actuator?	-
Type-Bp	└ Top GAS filter	LVDT	Fishing rod	-	-	-
Type-C	Standard GAS filter (SF)	└ BF LVDT	└ Stepper motor	-	-	-
Type-A	Bottom GAS filter (BF)	OSEM		-	-	-
TMS-VIS	Magnetic damper	Photo-reflective sensor	Picomotor	-	-	-
---	Maraging wire	Optical Lever (OpLev)	-	-	-	-

Installation	Commissioning	Apps	Links
-Ins-	-Com-	SUMCON	LIGO SEI, SUS
---	-Com-	ModelPlotter	SEI log, LHO log, LLO log, Virgo log

Definition and scope

xxxxx
yyyyy

Instruments

Suspension types

Actuator design summary

Design Change Logs

Real-time front-end model

See also: Real-time model development

Apps

Installation

Real Time Model Development

Real-time Model Development

Operation

Operation Manual

VIS Introductioon

Introduction materials for VIS

VIS Commissioning

Type-A Commissioning

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]

-  ⇤ ← Revision 195 as of 2020-02-28 12:03:28 → 
  Size: 2655
  Editor: KokiOkutomi
  Comment:
+   ← Revision 293 as of 2020-04-28 17:07:32 → ⇥
  Size: 5721
  Editor: KousekiMiyo
  Comment:
-Deletions are marked like this.
+Additions are marked like this.
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-= VIS =
+= Vibration Isolation System (VIS) =
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-'''V'''ibration '''I'''solation '''S'''ystem is the hardware infrastructure for the main optics in the KAGRA interferometer.
+||<#a31f52 style="color:#ffffff; text-align:center;"> '''Meetings'''||<#a31f52 style="color:#ffffff; text-align:center;"> '''Management'''||<#a31f52 style="color:#ffffff; text-align:center;"> '''Other subsystem interfaces''' ||<#a31f52 style="color:#ffffff; text-align:center;"> '''User topics'''||<#a31f52 style="color:#ffffff; text-align:center;"> '''Developer topics''' ||
||[[KAGRA/Subgroups/VIS/MeetingNAOJ|Weekly VIS meeting]] || [[KAGRA/Subgroups/VIS/Schedule|Schedule]]|| [[KAGRA/Subgroups/VIS/AELInterfaces|AEL interfaces]] ||[[KAGRA/Subgroups/VIS/BugReports|Bug Reports]] || [[KAGRA/Subgroups/VIS/Upgrade|Upgrade]] ||
||[[KAGRA/Subgroups/VIS/ExtraMeetings|Extraordinary meetings]] || || [[KAGRA/Subgroups/VIS/DGSInterfaces|DGS interfaces]]   ||  || ||
||[[KAGRA/Subgroups/VIS/OldVISMeetings|Old VISMeeting]] || || || || ||
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+Line 10:
-<<TableOfContents(3)>>
+||<#1e50a2 style="color:#ffffff; text-align:center;"> '''Suspensions''' ||<#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;"> '''Control'''||
||<style="font-weight:bold;"> [[KAGRA/Subgroups/VIS/TypeA|Type-A]] || [[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/Control/General|General concept]] ||
||<style="font-weight:bold;"> [[KAGRA/Subgroups/VIS/TypeB|Type-B]] ||├ [[KAGRA/Subgroups/VIS/Mechanics/IP|Inverted pendulum (IP)]] || [[KAGRA/Subgroups/VIS/Sensors/Accelerometer|Accelerometer]] || Solenoid actuator? || - ||
||<style="font-weight:bold;"> [[KAGRA/Subgroups/VIS/TypeBp|Type-Bp]] ||└ [[KAGRA/Subgroups/VIS/Mechanics/TopGAS|Top GAS filter]] || [[KAGRA/Subgroups/VIS/Sensors/LVDT|LVDT]] || [[KAGRA/Subgroups/VIS/Motors/FishingRod|Fishing rod]] || - || - || - ||
||<style="font-weight:bold;"> [[KAGRA/Subgroups/VIS/Type-C|Type-C]] || [[KAGRA/Subgroups/VIS/Mechanics/StandardGAS|Standard GAS filter (SF)]] ||└ [[KAGRA/Subgroups/VIS/Sensors/BFLVDT|BF LVDT]] ||└ [[KAGRA/Subgroups/VIS/Motors/StepperMotor|Stepper motor]] || - || - || - ||
||<style="font-weight:bold;"> [[KAGRA/Subgroups/VIS/TypeA|Type-A]] || [[KAGRA/Subgroups/VIS/Mechanics/BottomGAS|Bottom GAS filter (BF)]] ||<-2 style="text-align:center;"> [[KAGRA/Subgroups/VIS/Sensors/OSEM|OSEM]] || - || - || - ||
||<style="font-weight:bold;"> [[KAGRA/Subgroups/VIS/TMS-VIS|TMS-VIS]] || [[KAGRA/Subgroups/VIS/Mechanics/MagneticDamper|Magnetic damper]] || [[KAGRA/Subgroups/VIS/Sensors/PhotoReflSensor|Photo-reflective sensor]] || [[KAGRA/Subgroups/VIS/Motors/Picomotor|Picomotor]] || - || - || - ||
|| ---|| [[KAGRA/Subgroups/VIS/Mechanics/MaragingWire|Maraging wire]] || [[KAGRA/Subgroups/VIS/Sensors/OpLev|Optical Lever (OpLev)]] || - || - || - || - ||
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-== Space for VIS-internal use ==
+||<#52a31f style="color:#ffffff; text-align:center;"> '''Installation''' ||<#52a31f style="color:#ffffff; text-align:center;"> '''Commissioning''' ||<#52a31f  style="color:#ffffff; text-align:center;"> '''Apps''' ||<#52a31f  style="color:#ffffff; text-align:center;"> '''Links''' ||
|| -Ins- || -Com- || [[KAGRA/Subgroups/VIS/Apps/SUMCON|SUMCON]] || LIGO [[https://awiki.ligo-wa.caltech.edu/wiki/Seismic_Isolation| SEI]], [[https://awiki.ligo-wa.caltech.edu/wiki/Suspensions|SUS]] ||
|| --- || -Com- ||  [[KAGRA/Subgroups/VIS/Apps/ModelPlotter|ModelPlotter]] || [[https://alog.ligo-la.caltech.edu/SEI/index.php?content=1| SEI log]], [[https://alog.ligo-wa.caltech.edu/aLOG/index.php?content=1|LHO log]], [[https://alog.ligo-la.caltech.edu/aLOG/|LLO log]], [[https://logbook.virgo-gw.eu/virgo/|Virgo log]] ||
== Definition and scope ==
 1. xxxxx
 2. yyyyy
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-=== Quick announcement ===

=== Frequently used links ===
 * '''VIS meeting''': From 14:00 (JST) on every Friday - [[KAGRA/Subgroups/VIS/MeetingNAOJ|Meeting Page]]

----
== VIS Upgrades ==

[[KAGRA/Subgroups/VIS/Upgrade|Upgrade Page]]
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+Line 31:
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-=== Suspended optics ===
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+Line 47:
- * Arm cavity
  * ETMX
  * ETMY
  * ITMX
  * ITMY
 * Beam splitter (BS)
 * Signal recycling cavity
  * SRM
  * SR2
  * SR3
 * Power recycling cavity
  * PRM
  * PR2
  * PR3
 * Input optics
  * IMC
  * IMMT1
  * IMMT2
 * Output optics
  * OMMT1
  * OMMT2
  * OSTM
  * OMC
 * Auxiliary optics
  * TMSX
  * TMSY
+=== Real-time front-end model ===
 . ''See also:'' [[KAGRA/Subgroups/VIS|Real-time model development]]
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-=== Mechanics ===
 * Pre-isolator
  * Inverted Pendulum (IP)
  * Top GAS Filter (TF<<FootNote(This abbreviation should be avoided because it often refers to rather Transfer Function.)>>)
+----
== Apps ==
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-== Members ==
+== Subgroup ==

=== Members ===
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+Line 97:
+=== Communication info ===

 * Mailing list: [kagra-seis]

Vibration Isolation System (VIS)

Definition and scope

Instruments

Suspension types

Real-time front-end model

Apps

Installation

Real Time Model Development

Operation

VIS Introductioon

VIS Commissioning

Archives

Old Weekly EVO Meeting

Subgroup

Members

Communication info