Trim Circuit for 11 T Dipoles

M. Karppinen TE-MSC

M. Karppinen CERN TE-MSC

Transfer Function TF of 11 T dipole is different from MB:

o More turns than MB (56 vs. 40) 11 T dipole is stronger low field.o More saturation reduction of transfer function at high field.

Courtesy of H. Thiessen

MB

11 T

300 A MonopolarTrim PC

2.47 Tm

dTF (Min Orbit Correction)

dTF (Min Orbit Correction)

dTF (Min Kick)

dTF (Min Kick)

TF

B. H

olze

r CER

N-FN

AL V

ideo

mee

ting

April

201

1

2.4 Tm

24 mm

TF

B. H

olze

r CER

N-FN

AL V

ideo

mee

ting

April

201

1

2.4 Tm

-0.8 .. 2.4 mm

TF

B. H

olze

r CER

N-FN

AL V

ideo

mee

ting

April

201

1

1.3 Tm68 %

B. H

olze

r CER

N-FN

AL V

ideo

mee

ting

April

201

1