Differences between revisions 1 and 36 (spanning 35 versions)
Revision 1 as of 2017-10-11 00:09:19
Size: 28
Editor: KokiOkutomi
Comment:
Revision 36 as of 2017-10-19 22:32:50
Size: 3309
Editor: KokiOkutomi
Comment:
Deletions are marked like this. Additions are marked like this.
Line 1: Line 1:
= ETMX Specification =
Line 2: Line 3:
== Sensor Calibration == <<TableOfContents(3)>>

== IP ==

{{attachment:Ifconfig_ETMXv1.png}}

=== Accelerometer (ACC) ===
 * ACC H1 (SN7): -5.288 [(um/s^2)/cnt]
 * ACC H2 (SN8): 5.830 [(um/s^2)/cnt]
 * ACC H3 (SN5): -5.289 [(um/s^2)/cnt]
{{attachment:calibACC_sn7_20171016.png||width=33%,align="left"}}
{{attachment:calibACC_sn8_20171016.png||width=33%,align="center"}}
{{attachment:calibACC_sn5_20171017.png||width=33%,align="right"}}


=== LVDT ===
 * LVDT H1: -0.258 [um/cnt]
 * LVDT H2: -0.252 [um/cnt]
 * LVDT H3: -0.233 [um/cnt]
{{attachment:calibLVDT_ETMX_IPH1_20171012.png||width=33%,align="left"}}
{{attachment:calibLVDT_ETMX_IPH2_20171012.png||width=33%,align="center"}}
{{attachment:calibLVDT_ETMX_IPH3_20171012.png||width=33%,align="right"}}

=== Actuator polarization ===

Polarity is determined so that an +offset at the COILOUTF applies +yaw force in each actuator.
 * COIL H1: negative
 * COIL H2: negative
 * COIL H3: positive


=== Diagonalization matrix ===

 * ACC2EUL
||'''H1'''||'''H2'''||'''H3'''||'''To:'''||
|| 0.6440 ||-0.1726 ||-0.4714 ||''Long.''||
|| 0.1726 ||-0.6440 || 0.4714 ||''Trans.''||
|| 0.6833 || 0.6833 || 0.6833 ||''Yaw'' ||

 * LVDT2EUL
||'''H1'''||'''H2'''||'''H3'''||'''To:'''||
|| 0.6666 ||-0.3333 ||-0.3333 ||''Long.''||
|| 0 ||-0.5774 || 0.5774 ||''Trans.''||
|| 0.5612 || 0.5612 || 0.5612 ||''Yaw'' ||

 * EUL2COIL
||'''Long.'''||'''Trans.'''||'''Yaw'''||'''To:'''||
|| 1. || 0 || 0.5940 ||''H1''||
||-0.5 ||-0.8660 || 0.5940 ||''H2''||
||-0.5 || 0.8660 || 0.5940 ||''H3''||



== GAS ==

 * F0 LVDT GAS: -0.172 [um/cnt]
 * F1 LVDT GAS: -0.215 [um/cnt]
 * F2 LVDT GAS: -0.243 [um/cnt]
 * F3 LVDT GAS: -0.225 [um/cnt]
 * BF LVDT GAS: 0.204 [um/cnt]

{{attachment:calibLVDT_ETMX_F0GAS20171012.png||width=33%,align="left"}}
{{attachment:calibLVDT_ETMX_F1GAS20170907.png||width=33%,align="center"}}
{{attachment:calibLVDT_ETMX_F2GAS20170822.png||width=33%,align="right"}}

{{attachment:calibLVDT_ETMX_F3GAS20170803.png||width=33%,align="left"}}
{{attachment:calibLVDT_ETMX_BFGAS20170725.png||width=33%,align="center"}}


== BF ==

{{attachment:BFconfig_ETMX.png}}

=== LVDT (BF Damper) ===

 * LVDT V1: 0.3785 [um/cnt]
 * LVDT V2: 0.3852 [um/cnt]
 * LVDT V3: 0.3902 [um/cnt]
 * LVDT H1: 0.4060 [um/cnt]
 * LVDT H2: 0.3821 [um/cnt]
 * LVDT H3: 0.3629 [um/cnt]

{{attachment:calibLVDT_ETMX_BFV1_20170802.png||width=33%,align="left"}}
{{attachment:calibLVDT_ETMX_BFV2_20170802.png||width=33%,align="center"}}
{{attachment:calibLVDT_ETMX_BFV3_20170803.png||width=33%,align="right"}}

{{attachment:calibLVDT_ETMX_BFH1_20170802.png||width=33%,align="left"}}
{{attachment:calibLVDT_ETMX_BFH2_20170802.png||width=33%,align="center"}}
{{attachment:calibLVDT_ETMX_BFH3_20170802.png||width=33%,align="right"}}

=== Diagonalization matrix ===

 * LVDT2EUL
||'''V1'''||'''V2'''||'''V3'''||'''H1'''||'''H2'''||'''H3'''||'''To:'''||
|| 0.6666 ||-0.3333 ||-0.3333 ||''Long.''||
|| 0 ||-0.5774 || 0.5774 ||''Trans.''||
|| 0.5612 || 0.5612 || 0.5612 ||''Yaw'' ||

 * EUL2COIL
||'''Long.'''||'''Trans.'''||'''Yaw'''||'''To:'''||
|| 1. || 0 || 0.5940 ||''H1''||
||-0.5 ||-0.8660 || 0.5940 ||''H2''||
||-0.5 || 0.8660 || 0.5940 ||''H3''||

ETMX Specification

IP

Ifconfig_ETMXv1.png

Accelerometer (ACC)

  • ACC H1 (SN7): -5.288 [(um/s^2)/cnt]
  • ACC H2 (SN8): 5.830 [(um/s^2)/cnt]
  • ACC H3 (SN5): -5.289 [(um/s^2)/cnt]

calibACC_sn7_20171016.png calibACC_sn8_20171016.png calibACC_sn5_20171017.png

LVDT

  • LVDT H1: -0.258 [um/cnt]
  • LVDT H2: -0.252 [um/cnt]
  • LVDT H3: -0.233 [um/cnt]

calibLVDT_ETMX_IPH1_20171012.png calibLVDT_ETMX_IPH2_20171012.png calibLVDT_ETMX_IPH3_20171012.png

Actuator polarization

Polarity is determined so that an +offset at the COILOUTF applies +yaw force in each actuator.

  • COIL H1: negative
  • COIL H2: negative
  • COIL H3: positive

Diagonalization matrix

  • ACC2EUL

H1

H2

H3

To:

0.6440

-0.1726

-0.4714

Long.

0.1726

-0.6440

0.4714

Trans.

0.6833

0.6833

0.6833

Yaw

  • LVDT2EUL

H1

H2

H3

To:

0.6666

-0.3333

-0.3333

Long.

0

-0.5774

0.5774

Trans.

0.5612

0.5612

0.5612

Yaw

  • EUL2COIL

Long.

Trans.

Yaw

To:

1.

0

0.5940

H1

-0.5

-0.8660

0.5940

H2

-0.5

0.8660

0.5940

H3

GAS

  • F0 LVDT GAS: -0.172 [um/cnt]
  • F1 LVDT GAS: -0.215 [um/cnt]
  • F2 LVDT GAS: -0.243 [um/cnt]
  • F3 LVDT GAS: -0.225 [um/cnt]
  • BF LVDT GAS: 0.204 [um/cnt]

calibLVDT_ETMX_F0GAS20171012.png calibLVDT_ETMX_F1GAS20170907.png calibLVDT_ETMX_F2GAS20170822.png

calibLVDT_ETMX_F3GAS20170803.png calibLVDT_ETMX_BFGAS20170725.png

BF

BFconfig_ETMX.png

LVDT (BF Damper)

  • LVDT V1: 0.3785 [um/cnt]
  • LVDT V2: 0.3852 [um/cnt]
  • LVDT V3: 0.3902 [um/cnt]
  • LVDT H1: 0.4060 [um/cnt]
  • LVDT H2: 0.3821 [um/cnt]
  • LVDT H3: 0.3629 [um/cnt]

calibLVDT_ETMX_BFV1_20170802.png calibLVDT_ETMX_BFV2_20170802.png calibLVDT_ETMX_BFV3_20170803.png

calibLVDT_ETMX_BFH1_20170802.png calibLVDT_ETMX_BFH2_20170802.png calibLVDT_ETMX_BFH3_20170802.png

Diagonalization matrix

  • LVDT2EUL

V1

V2

V3

H1

H2

H3

To:

0.6666

-0.3333

-0.3333

Long.

0

-0.5774

0.5774

Trans.

0.5612

0.5612

0.5612

Yaw

  • EUL2COIL

Long.

Trans.

Yaw

To:

1.

0

0.5940

H1

-0.5

-0.8660

0.5940

H2

-0.5

0.8660

0.5940

H3

KAGRA/Subgroups/VIS/TypeA/ETMX (last edited 2022-03-07 11:29:59 by hiromi.yasui)