Differences between revisions 84 and 302 (spanning 218 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)	-	-

Design	Installation	Commissioning	Apps	Links
Suspension Desgin	---	---	SUMCON	Wiki SEI, SUS
Actuator design summary	---	---	ModelPlotter	Log SEI, LHO, LLO, Virgo

Definition and scope

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-  ⇤ ← Revision 84 as of 2011-03-23 12:58:03 → 
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+   ← Revision 302 as of 2020-04-28 17:32:28 → ⇥
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-||'''[[LCGT|PROJECT TOP]]''' ||[[LCGT/subgroup/analysis|GW Analysis]] ||[[LCGT/subgroup/ifo|Interferometer]] ||[[LCGT/subgroup/vacuum|Vacuum & Cryostat]] ||[[LCGT/subgroup/laser|Laser & Optics]] ||[[LCGT/subgroup/vis|Seismic Isolator]] ||[[LCGT/subgroup/infra|Infrastructure]] ||
+## page was renamed from LCGT/subgroup/vis
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+= Vibration Isolation System (VIS) =
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-<<TableOfContents(3)>>
+||<#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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-== Vibration Isolation ==
 . Chief： R. Takahashi(ICRR)
 . Member： T. Uchiyama(ICRR)、R. De''''''Salvo(Univ. of Sannio)、H. Ishizaki(NAOJ)、A. Takamori(ERI)、E. Majorana(INFN)、T. Sekiguchi(ICRR)
+||<#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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-=== The 2nd EVO Meeting ===
 . 23 March 21:00
 . [[attachment:LCGT/subgroup/vis/report110323.doc|Status report by Riccardo]]
+||<#52a31f style="color:#ffffff; text-align:center;"> '''Design''' ||<#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''' ||
|| Suspension Desgin || --- || --- || [[KAGRA/Subgroups/VIS/Apps/SUMCON|SUMCON]] || Wiki [[https://awiki.ligo-wa.caltech.edu/wiki/Seismic_Isolation| SEI]], [[https://awiki.ligo-wa.caltech.edu/wiki/Suspensions|SUS]] ||
|| [[KAGRA/Subgroups/VIS/ActuatorDesign|Actuator design summary]] || --- || --- ||  [[KAGRA/Subgroups/VIS/Apps/ModelPlotter|ModelPlotter]] || Log [[https://alog.ligo-la.caltech.edu/SEI/index.php?content=1| SEI]], [[https://alog.ligo-wa.caltech.edu/aLOG/index.php?content=1|LHO]], [[https://alog.ligo-la.caltech.edu/aLOG/|LLO]], [[https://logbook.virgo-gw.eu/virgo/|Virgo]] ||
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-=== The 1st EVO Meeting ===
 . 16 March 21:00
 . [[attachment:LCGT/subgroup/vis/Tower-a.pdf|Design for Type-A system]]
 . [[attachment:LCGT/subgroup/vis/filter-chain.pdf|Detail of filter's chain]]
+== Definition and scope ==
 1. xxxxx
 2. yyyyy
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-=== 第6回LCGT防振系作業部会 ===
 . 11月12日(木) 15:00-16:30 天文台輪講室
 . [[attachment:LCGT/subgroup/vis/Modeling6.ppt|Model vs. Measurement in TAMA-SAS]]
 . [[attachment:LCGT/subgroup/vis/chamber-AB.pdf|Design of Type-A,B chamber (rev.)]]
+---------
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-=== 第5回LCGT防振系作業部会 ===
 . --(10月8日(木) 15:00-16:30 天文台輪講室)--
 . 10月15日(木) 13:00-14:30 天文台大会議室 ([[attachment:LCGT/subgroup/vis/minutes5.pdf|議事録]])
 . [[attachment:LCGT/subgroup/vis/Modeling5.ppt|LCGT-SAS Modeling 5 (Type-B,C)]]
 . [[attachment:LCGT/subgroup/vis/chamber-A.pdf|Design of Type-A chamber]]

=== LCGT防振系作業部会ブレーンストーミング ===
 . 10月1日(木) 13:00-15:00 東京大学理学部１号館445号室 ([[attachment:LCGT/subgroup/vis/minutes-b.pdf|議事録]])
 . [[attachment:LCGT/subgroup/vis/brest.pdf|メモ]]

=== 第4回LCGT防振系作業部会 ===
 . 9月3日(木) 15:00-16:30 天文台輪講室 ([[attachment:LCGT/subgroup/vis/minutes4.pdf|議事録]])
 . [[attachment:LCGT/subgroup/vis/Modeling3.ppt|LCGT-SAS Modeling 3 (Gain boost)]]
 . [[attachment:LCGT/subgroup/vis/Modeling4.pdf|LCGT-SAS Modeling 4 (Vertical, Pitch)]]
 . [[attachment:LCGT/subgroup/vis/ICDsas2.doc|ICD update]] ([[attachment:ICDsas2.pdf|PDF]])

=== 第3回LCGT防振系作業部会 ===
 . 8月6日(木) 15:00-16:30 天文台輪講室 ([[attachment:LCGT/subgroup/vis/minutes3.pdf|議事録]])
 . [[attachment:LCGT/subgroup/vis/Modeling2.ppt|LCGT-SAS Modeling 2]]
 . [[attachment:LCGT/subgroup/vis/RandD2.pdf|低温懸架のR&Dについて]]

=== 第2回LCGT防振系作業部会 ===
 . 7月16日(木) 15:00-16:30 天文台輪講室 ([[attachment:LCGT/subgroup/vis/minutes2.pdf|議事録]])
 . [[attachment:LCGT/subgroup/vis/Modeling1.ppt|LCGT-SAS Modeling]]
 . [[attachment:LCGT/subgroup/vis/RandD.pdf|LCGT-SASのR&Dについて]]

=== 第1回LCGT防振系作業部会 ===
 . 6月3日(水) 17:00-19:00 天文台輪講室 ([[attachment:LCGT/subgroup/vis/minutes1.pdf|議事録]])
 . [[attachment:LCGT/subgroup/vis/agenda1.pdf|作業班、スケジュール]]
 . [[attachment:LCGT/subgroup/vis/ICDsas.doc|ICD]] ([[attachment:ICDsas.pdf|PDF]])
 . [[attachment:LCGT/subgroup/vis/LCGT-SAS2.pdf|常温-低温接続部]]
 . R&Dについて (次回)

=== TAMA SAS ===
 . [[attachment:LCGT/subgroup/vis/Report2009.ppt|Evaluation of TAMA-SAS for LCGT]]
 . [[attachment:tama_sas.pdf|Drawings of TAMA SAS]]
 . [[LCGT/subgroup/vis/tama_sas|Item list to be improved]]

=== TAMA Double Pendulum ===
 . [[LCGT/subgroup/vis/tama_double|Item list to be improved]]

=== Seismic spectrum in Kamioka mine ===
 . [[attachment:LCGT/subgroup/ifo/SPI/HeatLink/0702seis_Araya.zip|In loud day]] (This data should be used as nominal ground motion in Kamioka)
 . [[attachment:CLIO/NoiseBudgets/seismic/cryo_seismic.txt|In cryostat]]

=== LCGT-SAS model ===
 . Transfer function X0~X7/Xg --([[attachment:LCGT/subgroup/vis/model_trf.txt|(old)]])--
 . Modeling M-file --([[attachment:LCGT/subgroup/vis/model_mfile.zip|(2009/8/15)]])--[[attachment:LCGT/subgroup/vis/model_mfile2.zip|(2009/8/17)]]
 . Spectrum of displacement --([[attachment:LCGT/subgroup/vis/model_disp.zip|(2009/8/15)]])--[[attachment:LCGT/subgroup/vis/model_disp2.zip|(2009/8/17)]]

==== Finite Element Analysis ====
[[LCGT/subgroup/vis/FEM|FEM Page]]
+<<Navigation(children)>>