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Tune
Trim quads MQT, 1 F & 1 D family per arc, 8 magnets per family
Nominal gradient 120 T/m, 550A
Magnetic length 0.32 m
MAD ... delta Qh of + 0.005 requires delta QTF (using all families) 0.12 A, delta QTD
-0.025A,
similar of course for a delta Qy,
Excel - courtesy Freddy Bordry
Tune quadrupole |
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QTF and QTD |
32 circuits |
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QTF : beam 1 and beam 2 ; one per arc => 16 circuits |
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QTD : beam 1 and beam 2 ; one per arc => 16 circuits |
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Each circuit: eight magnets in series |
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Converter |
� |
600 |
Imax (A) � |
10 |
Umax (Volt) |
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Lcircuit |
0.248 |
H |
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Rcircuit |
0.0083 |
Ohm |
Ucollision |
4.98 |
V |
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Time_constant |
29.88 |
s |
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f open_loop_B |
0.0053 |
Hz |
5.3 |
mHz |
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Large signal |
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dI/dtmax |
20 |
A/s |
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Umax/Ucollision |
2.0 |
= f closed_loop_B/ f open_loop_B |
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f closed_loop_B |
0.011 |
Hz |
10.7 |
mHz |
tr |
33 |
|
Small signal |
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f closed_loop_B |
1 |
Hz |
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Uavailable/Ucollision |
188 |
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Uavailable |
5.02 |
V |
(= Ummax - Ucollision) |
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Ustat |
0.027 |
V |
27 |
mV |
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D I |
3.2 |
A |
0.5 |
% of Imax |