1. BINP experience in magnet production Sample

2. Example of MLS Dipole modeling Number of magnets8 Bending angle, deg45 Bending radius, mm1528 Gap, mm50 ± 0.02 Field range, Tup to 1.5 Good field area, mm 2 60 x 36 Homogeneity dB/B  2.5x10 -4

3. E e, MeV100600 B, Т0.211.31 ∆B/B± 2.5. 10 -4 (60 x 36 mm 2 ) I, А102.3623 I. w, A. t429726502 Example of MLS Dipole modeling 1200-50A (EBG, Germany) B=1.3 TB=0.21 T 1.44 T 1.31 T 0.21 T 200 mm х y 1 2 3

4. Accuracy of lamination profile d-30  m d+30  m h=100  m w=300  m + 15  m -15  m +15  m 1  В  7. 10 -5 2 1 3 3 2

5. Model«lam_model»«solid_model» Lenght 1108 mm К уп 0.971 zz xx L eff, mm 11801196 Chamfer 13 mm х 45  3D modeling of magnetic fields  B 0 =1.305 T ;  L eff /L eff =1.3. 10 -2  L eff /L eff =8. 10 -3 1.3 Т “lam” 1.3 Т “solid”

6. B=1.305 T B=0.213 T Model «lam»«solid» К 0.97 1 I, A 102.3623 B, T 0.2118791.3054581.304924 L eff, m 1.19701.18041.1957 h (1/m) 0.6561340.6653800.656832 k (1/m 2 ) -0.0188-0.0293-0.0271 m (1/m 3 ) -0.531-0.809-0.762 n (1/m 4 ) -7.15-9.95-16.48 3D modeling of magnetic fields

7. 1 – central yoke 2 – glued end yoke 3 – box of steel plates 4 - geosigns 5 – coil supports MLS Dipole yoke design Stabolit 20 Stabolit 70 1200-50A

8. MLS Dipole yoke manufacture 5330 kg

9. Mechanical parameters of yoke ParameterTS   Length, mm 1108  0.5 1108.27 ± 0.43 Distance, mm 1082  0.1 1081.93 ± 0.11 gapTech Spec   h 1, mm48.611 ± 0.0248.600 ± 0.015 h 2, mm50.000 ± 0.0250.000 ± 0.015 h 3, mm48.611 ± 0.0248.610 ± 0.015 Yoke deflection, mm< 0.3 Non-parallelism A и B, mm< 0.5 Non-plateness С на 100 mm, mm< 0.03 Non-plateness D на 100 mm, mm< 0.03 Non-parallelism N and F, mm< 0.05

10. Coil production CoilsMainCorrection (1%) Iw, kA.t520.52 I, А6315 wire 21 x 12/  5 мм  1.5 мм R main 20 mOhm R cor 2.9 ohm PP 6 atm F16 l/min

11. Geo-sign alignment

12. MLS Dipole 8 3 ноги 370  0.2 мм

13. Hall probe measurement Current 100 mA Magnetic sensivity ~ 124  V/mT U lim < 30  V TC MC+ U lim -14.5  2.7 ppm/°С X H12 =130  0.002 mm ∆X=10  0.015 mm  Y=  0.04 mm Z=3  0.15 mm 1 – Hall probes 2 – temperature sensor 3 – NMR probe (10 -6 )

14. Hall probe measurement Magnetic field map – 2 runs

15. Magnetic measurement results of SD-1 current, Аh (1/м)k (1/м 2 )m (1/м 3 ) 103,650,65445-0,0194-0,696 2070,65445-0,0139-0,655 6220,65445-0,0218-0,739 7320,65445-0,0272-1,003 I=103-622 A ∆L eff /L eff =6.5. 10 -3 B=1.3 T B=0.21 T I=622.71A L eff =1192.0 mm

16. Magnetic measurement results «lam»«solid»  I, А 623 621.7 ± 0.5 B c, T 1.305 1.301 ± 0.002 L eff, mm 1180.41195.71192.2 ± 0.7 h, 1/m 0.6650.6570.654 k, 1/m 2 -0.0293-0.0271-0.024 ± 0.001 m, 1/m 3 -0.809-0.762-0.723 ± 0.019 n, 1/m 4 -9.95-16.48- 10.4 ± 1.4 ∆L eff /L eff =6. 10 -4 B=1.3 T SRD 01

17. Multipoles coils Quadrupole

18. Multipoles coils Sextupole Octupole

19. Coil production Radiation resistance quadrupole (SLAC impregnation procedure coils)

20. Pole profile and magnetic field (quadrupole) № idealshiftrotation shift + rotation step B’ n /B’ 2, Т 211111 300000 4005.4. 10 -4 5.5. 10 -4 4.6. 10 -4 500000 61.1. 10 -4 1.6. 10 -4 1.1. 10 -4 1.6. 10 -4 -1.2. 10 -4 700000 8002.4. 10 -6 2.5. 10 -6 -1.5. 10 -6 900000 10-1. 10 -5 -2. 10 -5 -1. 10 -5 -2. 10 -5 5.7. 10 -5 1100000 12006. 10 -7 5.6. 10 -7 -8. 10 -6 1300000 143.1. 10 -6 6.7. 10 -6 3. 10 -6 7. 10 -6 -2. 10 -5 18-2.6. 10 -6 -4. 10 -6 -2.6. 10 -6 -4. 10 -6 9. 10 -6  B/B 2 1. 10 -4 1.4. 10 -4 6.5. 10 -4 6.8. 10 -4 3.8. 10 -4 ¼ profile ½ length

21. Multipole modeling 1 – 1200-50А 2 – Сталь 10 ½ профиля ½ длины ¼ профиля 1200-50А ¼ профиля ½ длины sextupole octupole

22. TS  S1, mm 22.00  0.02 21.998  0.014 S2, mm 21.998  0.012 S3, mm 22.003  0.013 S4, mm 21.997  0.015 d1, mm 70.00  0.02 70.03  0.015 d2, mm 70.02  0.015 —  15  m —  25  m Design of MLS quadrupole TS  h, mm 400  0.03400  0.01 g, mm14-0.01 13.99  0.005 m, mm  0.030.01  0.01 L, mm 165.0  0.4165.08  0.18 L Ф, mm 154.40  0.08154.46  0.02

23. TS  S1, mm 22.00  0.03 21.975  0.002 S2, mm 21.987  0.008 S3, mm 21.990  0.001 S4, mm 21.978  0.007 S5, mm 21.976  0.002 S6, mm 22.006  0.010 d1, mm 76.00  0.03 75.975  0.02 d2, mm 75.973  0.013 d3, mm 75.986  0.015 Design of MLS sextupole TS  h, mm 400  0.03400  0.02 g, mm14-0.01 13.99  0.01 m, mm  0.050.015  0.01 L, mm 80.00  0.2579.967  0.2 L ch, mm 68.00  0.0668.05  0.01 —  15  m —  25  m —  50  m

24. TS  h, mm 400  0.03399.985  0.01 g, mm14-0.01 13.998  0.004 m, mm  0.050.009  0.003 L, mm 80.0  0.480.09  0.14 Octupole magnet —  25  m —  50  m TS  S1, mm 16.99  0.03 17.000  0.006 S2, mm 16.961  0.002 S3, mm 17.003  0.007 S4, mm 16.963  0.005 S5, mm 17.012  0.002 S6, mm 16.966  0.00 S7, mm 17.002  0.00 S8, mm 16.971  0.006 d1, mm 86  0.03 85.996  0.006 d2, mm 86.016  0.0 d3, mm 85.994  0.009 d4, mm 86.016  0.0

25. Accuracy of lamination and yoke profile № 2D id 2D rotation 3D idmeas B’ n /B’ 2 A’ n /B’ 2 B’ n /B’ 2 21 1 1-2.2. 10 -4 1 40 5.4. 10 -4 1.2. 10 -6 -3.7. 10 -5 -2.7. 10 -4 61.1. 10 -4 1.12. 10 -4 -2.9. 10 -4 -1.5. 10 -5 -1.1. 10 -4 ∆B/B2∆B/B2 1. 10 -4 6.5. 10 -4 3.6. 10 -4 8.7. 10 -4 +15  m -15  m Profile measurements «rotation» ~12  m 2D model «ideal» 10 -4 «rotation» 30  m 6.5. 10 -4 «rotation» 12  m 2.5. 10 -4 ∆B rot /∆B ideal ~ 2.5 3D model «ideal» 3.6. 10 -4 3D «rotation» 12  m ∆B/B 2 ~ 2.5*3.6. 10 -4 ~ ~ 9. 10 -4 2D model