Differences between revisions 2 and 3
⇤ ← Revision 2 as of 2018-10-21 18:20:55 →
Size: 1847
Editor: TakahiroYamamoto
Comment:
← Revision 3 as of 2018-10-21 18:37:32 → ⇥
Size: 2650
Editor: TakahiroYamamoto
Comment:
Deletions are marked like this. Additions are marked like this.
Line 3: Line 3:
  * channels
|| # || name || unit || memo || DQ ||		 === Progress ===
|| status || item || comment ||
|| || ||
|| o || receive error/feedback signal from LSC || ||
|| o || send line/injection signal to ETMX || ||
|| x || send line signal to ITMX || need to rebuild and reboot ITMX model ||
|| x || TF measurement || ||
|| x || IIR filter design || ||

=== Memo ===
==== <channels> ====
|| # || name || unit || memo || DQ ||
Line 8: Line 18:
|| 3 || K1:CAL-CS_PROC_XARM_FILT_TM_OUT || m || A_TM * v_ctrl || x                ||
|| 4 || K1:CAL-CS_PROC_XARM_FILT_IM_OUT || m || A_IM * v_ctrl || x                ||
|| 5 || K1:CAL-CS_PROC_XARM_FILT_MN_OUT || m || A_MN * v_ctrl || x                ||
|| 6 || K1:CAL-CS_PROC_XARM_DELTA_CTRL || m || (A_TM + A_IM + A_MN) * v_ctrl || o                ||
|| 7 || K1:CAL-CS_PROC_XARM_RESIDUAL || m || (1/C) * v_err || o                ||
|| 8 || K1:CAL-CS_PROC_XARM_DISPLAYCEMENT || nm || (1/C) * v_err || o                ||		 || 3 || K1:CAL-CS_PROC_XARM_FILT_TM_OUT || m || A_TM * v_ctrl || x ||
|| 4 || K1:CAL-CS_PROC_XARM_FILT_IM_OUT || m || A_IM * v_ctrl || x ||
|| 5 || K1:CAL-CS_PROC_XARM_FILT_MN_OUT || m || A_MN * v_ctrl || x ||
|| 6 || K1:CAL-CS_PROC_XARM_DELTA_CTRL || m || (A_TM + A_IM + A_MN) * v_ctrl || o ||
|| 7 || K1:CAL-CS_PROC_XARM_RESIDUAL || m || (1/C) * v_err || o ||
|| 8 || K1:CAL-CS_PROC_XARM_DISPLAYCEMENT || nm || (1/C) * v_err || o ||
  * DQ channel : suffix = '_DQ'
  * EPICS channel: suffix = '_MON'
Line 15: Line 27:
 * filters
==== <filters> ====
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|| || || || ||
|| 6 || K1:CAL-CS_AA_ETMX_CTRL || - || digital AA filter for 16k -> 2k ||
|| 7 || K1:CAL-CS_AA_ETMX_TM || - || digital AA filter for 16k -> 2k ||
|| 8 || K1:CAL-CS_AA_ITMX_CTRL || - || digital AA filter for 16k -> 2k ||
|| 9 || K1:CAL-CS_AA_ITMX_TM || - || digital AA filter for 16k -> 2k ||
Line 24: Line 42:
 * OLTF measurement ==== <OLTF measurement> ====

Front-end

X-arm cavity

Progress

status

item

comment

o

receive error/feedback signal from LSC

o

send line/injection signal to ETMX

x

send line signal to ITMX

need to rebuild and reboot ITMX model

x

TF measurement

x

IIR filter design

Memo

<channels>

#

name

unit

memo

DQ

1

K1:CAL-CS_XARM_ERR

ct

v_err

K1:LSC-XARM_...

2

K1:CAL-CS_XARM_CTRL

ct

v_ctrl

K1:LSC-XARM_...

3

K1:CAL-CS_PROC_XARM_FILT_TM_OUT

m

A_TM * v_ctrl

x

4

K1:CAL-CS_PROC_XARM_FILT_IM_OUT

m

A_IM * v_ctrl

x

5

K1:CAL-CS_PROC_XARM_FILT_MN_OUT

m

A_MN * v_ctrl

x

6

K1:CAL-CS_PROC_XARM_DELTA_CTRL

m

(A_TM + A_IM + A_MN) * v_ctrl

o

7

K1:CAL-CS_PROC_XARM_RESIDUAL

m

(1/C) * v_err

o

8

K1:CAL-CS_PROC_XARM_DISPLAYCEMENT

nm

(1/C) * v_err

o

  • DQ channel : suffix = '_DQ'
  • EPICS channel: suffix = '_MON'

<filters>

#

name

unit

memo

1

K1:CAL-CS_PROC_XARM_FILT_INVC

m/ct

inverse sensing function

2

K1:CAL-CS_PROC_XARM_FILT_TM

m/ct

TM stage function

3

K1:CAL-CS_PROC_XARM_FILT_IM

m/ct

IM stage function

4

K1:CAL-CS_PROC_XARM_FILT_MN

m/ct

MN stage function

5

K1:CAL-CS_PROC_XARM_FILT_TDELAY

-

time delay between err and ctrl

6

K1:CAL-CS_AA_ETMX_CTRL

-

digital AA filter for 16k -> 2k

7

K1:CAL-CS_AA_ETMX_TM

-

digital AA filter for 16k -> 2k

8

K1:CAL-CS_AA_ITMX_CTRL

-

digital AA filter for 16k -> 2k

9

K1:CAL-CS_AA_ITMX_TM

-

digital AA filter for 16k -> 2k

<OLTF measurement>

#

TF

channels

1

G

K1:LSC-XARM_IN1 / K1:LSC-XARM_IN2

2

(1+G)/G

K1:LSC-XARM_EXC / K1:LSC-XARM_IN2

3

(1+G)

K1:LSC-XARM_EXC / K1:LSC-XARM_IN1

KAGRA/Subgroups/CAL/Front-end (last edited 2020-04-16 14:53:06 by TakahiroYamamoto)