Size: 1380
Comment:
|
Size: 1821
Comment:
|
Deletions are marked like this. | Additions are marked like this. |
Line 4: | Line 4: |
||MCi/e/o (Type-C) ||40 turns ||NdFeB ||0.0014 N/A at max ||TAMA ||- ||- ||- ||- || | ||MCi/e/o (Type-C) ||40 turns ||NdFeB 1mm dia, 5mm thick ||0.0014 N/A at max ||TAMA ||- ||- ||- ||- || |
Line 11: | Line 11: |
* TAMA coil driver has 50 Ohm, 20 mA/V. * Low Power Coil Driver ([[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=3507|JGW-D1503507]]) has 7.8 kOhm at DC (1.3 kOhm above 312 Hz), 0.128 mA/V at DC. AD8671, 10 mA at max. * High Power Coil Driver ([[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=3503|JGW-D1503503]]) has 73 Ohm, 13.6 mA/V at DC. OPA548, 3 A at max. |
bKAGRA Suspensions Actuator Design Summary
|
TM |
IM |
||||||
Suspension |
coil |
magnet |
coil-magnet |
coil driver |
coil |
magnet |
coil-magnet |
coil driver |
MCi/e/o (Type-C) |
40 turns |
NdFeB 1mm dia, 5mm thick |
0.0014 N/A at max |
TAMA |
- |
- |
- |
- |
PR2/3/M (Type-Bp) |
600 turns |
SmCo 6mm dia, 3mm thick |
0.129 N/A at max |
high power |
600 turns |
SmCo 10mm dia, 10mm thick |
1.12 N/A at max |
high power |
BS (Type-B) |
600 turns |
SmCo 2mm dia, 3mm thick |
0.0313N/A at max |
low power |
600 turns |
SmCo 10mm dia, 10mm thick |
1.12 N/A at max |
low power |
SR2/3/M (Type-B) |
600 turns |
SmCo 2mm dia, 5mm thick |
N/A at max |
low power |
600 turns |
SmCo 10mm dia, 10mm thick |
1.12 N/A at max |
low power |
ITM/ETM (Cryopayload) |
600/500 turns(?) |
SmCo(?) 2mm dia, 2mm thick |
??? |
??? |
??? |
??? |
??? |
??? |
Coil Drivers
- TAMA coil driver has 50 Ohm, 20 mA/V.
Low Power Coil Driver (JGW-D1503507) has 7.8 kOhm at DC (1.3 kOhm above 312 Hz), 0.128 mA/V at DC. AD8671, 10 mA at max.
High Power Coil Driver (JGW-D1503503) has 73 Ohm, 13.6 mA/V at DC. OPA548, 3 A at max.
Related Documents
Actuator Noise Modeling Report JGW-T1503453
BS Actuator Design (including design for SRs and PRs) JGW-T1504450
OSEM Coil/Magnet/Flag Calculation JGW-T1503239