Differences between revisions 18 and 19

bKAGRA Suspensions Actuator Design Summary

suspension and stage	coil	magnet	coil-magnet	coil driver
MCi/e/o (Type-C) TM	41 turns by default (some are 40 turns?)	NdFeB 1mm dia, 5mm thick	0.0014 N/A at max	TAMA
IM	-	-	-	-
PR2/3/M (Type-Bp) TM	600 turns	SmCo 6mm dia, 3mm thick	0.129 N/A at max	high power
IM	600 turns	SmCo 10mm dia, 10mm thick	1.26 N/A at max	high power
BS (Type-B) TM	600 turns	SmCo 2mm dia, 3mm thick	0.0138N/A at max	low power
IM	600 turns	SmCo 10mm dia, 10mm thick	1.25 N/A at max	low power
SR2/3/M (Type-B) TM	600 turns	SmCo 2mm dia, 5mm thick	0.0225 N/A at max	low power
IM	600 turns	SmCo 10mm dia, 10mm thick	1.26 N/A at max	low power
ITM/ETM (Cryopayload) TM	88 turns	SmCo(?) 2mm dia, 2mm thick ?	???	???
IM	580 turns	???	???	???

Coil Drivers

TAMA coil driver has 50 Ohm, 20 mA/V. EL2099, 440 mA at max. Summary by Koji Arai is here.
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 80 Ohm, 13.6 mA/V at DC. OPA548, 3 A at max.

-  ⇤ ← Revision 18 as of 2016-09-12 10:10:23 → 
  Size: 2140
  Editor: YutaMichimura
  Comment:
+   ← Revision 19 as of 2016-12-01 12:10:04 → ⇥
  Size: 2127
  Editor: YutaMichimura
  Comment:
-Deletions are marked like this.
+Additions are marked like this.
 Line 5:
-||PR2/3/M (Type-Bp) '''TM''' ||600 turns ||Sm``Co 6mm dia, 3mm thick ||0.129 N/A at max ||high power ||
||'''IM''' ||600 turns ||Sm``Co 10mm dia, 10mm thick ||1.26 N/A at max ||high power ||
||BS (Type-B) '''TM''' ||600 turns ||Sm``Co 2mm dia, 3mm thick ||0.0138N/A at max ||low power ||
||'''IM''' ||600 turns ||Sm``Co 10mm dia, 10mm thick ||1.25 N/A at max ||low power ||
||SR2/3/M (Type-B) '''TM''' ||600 turns ||Sm``Co 2mm dia, 5mm thick ||0.0225 N/A at max ||low power ||
||'''IM''' ||600 turns ||Sm``Co 10mm dia, 10mm thick ||1.26 N/A at max ||low power ||
||ITM/ETM (Cryopayload) '''TM''' ||600/500 turns(?) ||Sm``Co(?) 2mm dia, 2mm thick ||??? ||??? ||
||'''IM''' ||??? ||??? ||??? ||??? ||
+||PR2/3/M (Type-Bp) '''TM''' ||600 turns ||SmCo 6mm dia, 3mm thick ||0.129 N/A at max ||high power ||
||'''IM''' ||600 turns ||SmCo 10mm dia, 10mm thick ||1.26 N/A at max ||high power ||
||BS (Type-B) '''TM''' ||600 turns ||SmCo 2mm dia, 3mm thick ||0.0138N/A at max ||low power ||
||'''IM''' ||600 turns ||SmCo 10mm dia, 10mm thick ||1.25 N/A at max ||low power ||
||SR2/3/M (Type-B) '''TM''' ||600 turns ||SmCo 2mm dia, 5mm thick ||0.0225 N/A at max ||low power ||
||'''IM''' ||600 turns ||SmCo 10mm dia, 10mm thick ||1.26 N/A at max ||low power ||
||ITM/ETM (Cryopayload) '''TM''' ||88 turns ||SmCo(?) 2mm dia, 2mm thick ? ||??? ||??? ||
||'''IM''' ||580 turns||??? ||??? ||??? ||

bKAGRA Suspensions Actuator Design Summary

Coil Drivers

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