Overview of Magnet Configurations at GSI Helmholtzzentrum GmbH

This document provides detailed information on the magnet configurations at GSI Helmholtzzentrum GmbH, focusing on multiplet designs, magnetic field simulations, quadrupoles, sextupoles, and steering dipoles. It covers the general design of SC multiplets, requirements on axis and angles, and specific configurations of magnets in multiplets. The content includes descriptions of various magnet types, their positions, embedded octupoles, and effective lengths, offering insights into the intricate design considerations for high-energy research applications.

• Magnet Configurations
• GSI Helmholtzzentrum GmbH
• Multiplets
• Magnetic Field Simulations
• Quadrupoles

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1. GSI Helmholtzzentrum fr Schwerionenforschung GmbH Super-FRS multiplet field GSI Helmholtzzentrum f r Schwerionenforschung GmbH

2. Outline Multiplets Magnet Configurations in Multiplets Requirements on axis and angles Magnetic field simulations Quadroples Coupling Quadrupole-Sextupole Conclusions GSI Helmholtzzentrum f r Schwerionenforschung GmbH

3. General Design of SC Multiplet 25 long multiplets + 8 short multiplets Cold, laminated iron yoke (> 40 tons), Warm beam pipe (38 cm inner diameter) Common helium bath (~ 1300 liter helium) 1 pair of current leads per magnet max. current < 300 A for all magnets short multiplet ~ 7 m long, > 60 tons 1 x long quadrupole (LQ) 2 x short quadrupole (SQ) equipped with octupole (O) coil 3 x sextupole (S) 1 x steering dipole (ST) S SQ+O S ST SQ+O S LQ (longest multiplet system) GSI Helmholtzzentrum f r Schwerionenforschung GmbH

4. Configurations of magnets in 33 multiplets sextupole or steering dipole sextupole or steering dipole sextupole or steering dipole sextupole or steering dipole Magnet Multiplet ID Number magnet 1 distance magnet 2 distance magnet 3 distance magnet 4 sextupole short quadrupole long quadrupole short quadrupole sextupole sextupole short quadrupole long quadrupole short quadrupole sextupole Magnet Multiplet Magnet Multiplet Fine Focusing System (before target) ID Number effective length (m) 0.5 0.25 0.8 0.25 0.5 0.25 1.2 0.25 0.5 0.25 0.8 0.25 0.5 ID Number effective length (m) 0.5 0.25 0.8 0.25 0.5 0.25 1.2 0.25 0.5 0.25 0.8 0.25 0.5 FHF1YMQ21 name of magnet PSP number position of center x position of center y embedded octupole PSP number FHF1KS21 2.4.2.3.2 93.2564 -119.89665 FHF1QT21 2.4.2.2.3 93.6225 -120.71885 FHF1KO21 2.4.2.3.5 FHF1KV21 2.4.2.4.1 93.98855 -121.54105 FHF1QT22 2.4.2.2.4 94.43595 -122.54595 FHF1QT23 2.4.2.2.3 95.2494 -124.373 FHF1KO23 2.4.2.3.5 High Energy Branch long multiplet quadrupole TFF1QS04 2.3.2.2.8 1.2 m -19.00 0.00 long multiplet quadrupole TFF1QS05 2.3.2.2.8 1.2 m -17.40 0.00 TFF1YMQ04 type of magnet name of magnet PSP number effective length position of center x position of center y steering magnet TFF1KH02 2.4.2.4.1 0.5 m -20.25 0.00 steering magnet TFF1KV02 2.4.2.4.1 0.5 m -16.15 0.00 0.9 0.9 1.1 2.00 FPF2YMQ11 name of magnet PSP number position of center, x position of center, y embedded octupole PSP number FPF2KS12 2.4.2.3.2 23.0634 -5.82455 FPF2QT11 2.4.2.2.3 23.8182 -6.31475 FO2 FPF2KO11 2.4.2.3.5 0.3 m 0.4 m 0.4 m 0.9 Ring Branch 1.25 m 1.60 m 1.25 m FRF1YMQ11 name of magnet PSP number position of center x position of center y embedded octupole PSP number FRF1KS11 2.4.2.3.2 72.4558 -104.1376 FRF1QT11 2.4.2.2.3 72.8219 -104.95975 FRF1KO11 2.4.2.3.5 FRF1QT12 2.4.2.2.4 73.63535 -106.78685 FRF1KS12 2.4.2.3.2 74.0828 -107.79175 FRF1QT13 2.4.2.2.3 74.4488 -108.61395 FRF1KO13 2.4.2.3.5 long multiplet quadrupole TFF1QS06 2.3.2.2.8 1.2 m -13.70 0.00 long multiplet quadrupole TFF1QS07 2.3.2.2.8 1.2 m -12.10 0.00 long multiplet quadrupole TFF1QS08 2.3.2.2.8 1.2 m -10.50 0.00 TFF1YMQ06 type of magnet name of magnet PSP number effective length position of center x position of center y FPF2YMQ12 name of magnet PSP number position of center x position of center y FPF2KS13 2.4.2.3.2 25.66325 -7.51295 FPF2QT12 2.4.2.2.4 26.5858 -8.11205 0.9 2.00 1.1 0.9 0.4 m 0.4 m 1.1 1.60 m 1.60 m FRF2YMQ11 name of magnet PSP number position of center x position of center y embedded octupole PSP number FRF2QT11 2.4.2.2.3 77.2146 -114.82605 FRF2KO11 2.4.2.3.5 FRF2KS11 2.4.2.3.2 77.5807 -115.64825 FRF2QT12 2.4.2.2.4 78.02815 -116.65315 FRF2QT13 2.4.2.2.3 78.8416 -118.4802 FRF2KO13 2.4.2.3.5 FRF2KS12 2.4.2.3.2 79.20765 -119.3024 FPF2YMQ13 name of magnet PSP number position of center x position of center y FPF2QT13 2.4.2.2.4 29.1857 -9.8004 FPF2KS14 2.4.2.3.2 30.10825 -10.39955 long multiplet quadrupole TFF1QS09 2.3.2.2.8 1.2 m -5.80 0.00 long multiplet quadrupole TFF1QS10 2.3.2.2.8 1.2 m -4.20 0.00 long multiplet quadrupole TFF1QS11 2.3.2.2.8 1.2 m -2.60 0.00 TFF1YMQ09 type of magnet name of magnet PSP number effective length position of center x position of center y 0.9 1.1 2.00 0.9 1.1 0.4 m 0.4 m FPF3YMQ11 name of magnet PSP number position of center x position of center y FPF3KS11 2.4.2.3.2 34.80475 -13.4495 FPF3QT11 2.4.2.2.4 35.7273 -14.0486 FRF2YMQ21 name of magnet PSP number position of center x position of center y embedded octupole PSP number FRF2KS21 2.4.2.3.2 80.8424 -129.20385 FRF2QT21 2.4.2.2.3 80.76 -130.10005 FRF2KO21 2.4.2.3.5 FRF2QT22 2.4.2.2.4 80.577 -132.09165 FRF2KS22 2.4.2.3.2 80.47635 -133.18705 FRF2QT23 2.4.2.2.3 80.394 -134.0833 FRF2KO23 2.4.2.3.5 1.60 m 1.60 m 1.1 0.9 2.00 1.1 0.9 High Energy Branch FPF3YMQ12 name of magnet PSP number position of center x position of center y FPF3QT12 2.4.2.2.4 38.3272 -15.7370 FPF3KS12 2.4.2.3.2 39.24975 -16.3361 multiplet sextupole FPF3KS14 2.4.2.3.2 0.5 m 43.77855 -19.27715 FPF3YMK14 type of magnet name of magnet PSP number effective length position of center x position of center y steering magnet FPF3KV11 2.4.2.4.1 0.5 m 42.9399 -18.7325 FRF3YMQ11 name of magnet PSP number position of center x position of center y embedded octupole PSP number FRF3KS11 2.4.2.3.2 79.96395 -138.76355 FRF3QT11 2.4.2.2.3 79.8816 -139.6598 FRF3KO11 2.4.2.3.5 FRF3KS12 2.4.2.3.2 79.79925 -140.556 FQ4 FRF3QT12 2.4.2.2.4 79.6986 -141.6514 FRF3KV11 2.4.2.4.1 79.59795 -142.7468 FRF3QT13 2.4.2.2.3 79.5156 -143.643 FRF3KO13 2.4.2.3.5 FRF3KS13 2.4.2.3.2 79.43325 -144.53925 1.1 0.5 m 0.9 0.9 1.1 1.1 0.9 0.9 FPF3YMQ13 name of magnet PSP number position of center x position of center y embedded octupole PSP number FPF3QT13 2.4.2.2.3 41.0948 -17.5343 FPF3KO13 2.4.2.3.5 FPF3KS13 2.4.2.3.2 41.8496 -18.02445 1.00 m FRF3YMQ21 name of magnet PSP number position of center x position of center y embedded octupole PSP number FRF3KS21 2.4.2.3.2 81.0680 -154.4406 FRF3QT21 2.4.2.2.3 81.434 -155.2628 FRF3KO21 2.4.2.3.5 FRF3KV21 2.4.2.4.1 81.80010 -156.08500 FRF3QT22 2.4.2.2.4 82.24755 -157.0899 FRF3QT23 2.4.2.2.3 83.061 -158.917 FO2 FRF3KO23 2.4.2.3.5 0.9 Energy Buncher short multiplet quadrupole FLF4QT11 2.4.2.2.5 0.8 m 140.9308 -134.23145 FLF4KO11 2.4.2.3.6 short multiplet quadrupole FLF4QT12 2.4.2.2.5 0.8 m 141.97185 -134.3685 FLF4KO12 2.4.2.3.6 0.9 0.9 1.1 2.00 FLF4YMQ11 type of magnet name of magnet PSP number effective length position of center x position of center y embedded octupole PSP number FPF4YMQ11 name of magnet PSP number position of center x position of center y embedded octupole PSP number FPF4KS11 2.4.2.3.2 53.0245 -29.5342 FPF4QT11 2.4.2.2.3 53.3905 -30.3564 FPF4KO11 2.4.2.3.5 FPF4KV11 2.4.2.4.1 53.75658 -31.17860 FPF4QT12 2.4.2.2.4 54 -32.1835 FPF4QT13 2.4.2.2.3 55.0175 -34.0106 FPF4KO13 2.4.2.3.5 0.25 m Low Energy Branch 0.9 0.9 1.1 2.00 1.05 m FLF1YMQ11 name of magnet PSP number position of center x position of center y embedded octupole PSP number FLF1KS11 2.4.2.3.2 95.0046 -118.03975 FLF1QT11 2.4.2.2.3 95.7258 -118.57825 FLF1KO11 2.4.2.3.5 FLF1QT12 2.4.2.2.4 97.32825 -119.7749 FLF1QT13 2.4.2.2.3 98.9308 -120.97155 FLF1KO13 2.4.2.3.5 0.9 2.00 2.00 FMF1YMQ11 name of magnet PSP number position of center x position of center y embedded octupole PSP number FMF1QT11 2.4.2.2.3 57.7833 -40.2227 FMF1KO11 2.4.2.3.5 FMF1QT12 2.4.2.2.4 58.59675 -42.0498 FMF1QT13 2.4.2.2.3 59.4102 -43.8769 FMF1KO13 2.4.2.3.5 FMF1KS11 2.4.2.3.2 59.7763 -44.69905 2.00 2.00 0.9 FLF2YMQ11 name of magnet PSP number position of center x position of center y alternative name PSP number FLF2KS11 2.4.2.3.2 102.69670 -123.78365 FQ3 FLF2QT11 2.4.2.2.3 103.4178 -124.32215 FLF2KO11 2.4.2.3.5 FLF2KS12 2.4.2.3.2 104.1389 -124.86065 FLF2QT12 2.4.2.2.4 105.02035 -125.5188 FLF2KV11 2.4.2.4.1 105.9017 -126.17695 FLF2QT13 2.4.2.2.3 106.6228 -126.71545 FO2 FLF2KO13 2.4.2.3.5 FLF2KS13 2.4.2.3.2 107.34395 -127.2539 0.9 0.9 1.1 1.1 0.9 0.9 FMF1YMQ21 name of magnet PSP number position of center x position of center y embedded octupole PSP number FMF1KS21 2.4.2.3.2 61.411 -54.60045 FMF1QT21 2.4.2.2.3 61.3287 -55.4967 FMF1KO21 2.4.2.3.5 FMF1QT22 2.4.2.2.4 61.1457 -57.4883 FMF1KS22 2.4.2.3.2 61.045 -58.58365 FMF1QT23 2.4.2.2.3 60.9627 -59.4799 FMF1KO23 2.4.2.3.5 FMF1KS23 2.4.2.3.2 60.8803 -60.37615 FLF2YMQ21 name of magnet PSP number position of center x position of center y embedded octupole PSP number FLF2KS21 2.4.2.3.2 116.64045 -131.03355 FLF2QT21 2.4.2.2.3 117.5327 -131.151 FLF2KO21 2.4.2.3.5 FLF2KV21 2.4.2.4.1 118.425 -131.2685 FLF2QT22 2.4.2.2.4 119.5156 -131.4121 FLF2QT23 2.4.2.2.3 121.4985 -131.67315 FLF2KO23 2.4.2.3.5 0.9 2.00 1.1 0.9 0.9 0.9 0.9 1.1 2.00 FMF2YMQ11 name of magnet PSP number position of center x position of center y embedded octupole PSP number FMF2QT11 2.4.2.2.3 60.4503 -65.0564 FMF2KO11 2.4.2.3.5 FMF2KS11 2.4.2.3.2 60.3679 -65.95265 FMF2QT12 2.4.2.2.4 60.2673 -67.048 FMF2KV11 2.4.2.4.1 60.16665 -68.1434 FMF2QT13 2.4.2.2.3 60.08425 -69.03965 FMF2K013 2.4.2.3.5 FMF2KS12 2.4.2.3.2 60.0019 -69.93585 Energy Buncher 0.9 1.1 1.1 0.9 0.9 FLF3YMQ11 name of magnet PSP number position of center x position of center y embedded octupole PSP number FLF3QT11 2.4.2.2.5 128.2403 -132.5607 FLF3KO11 2.4.2.3.6 FLF3QT12 2.4.2.2.6 130.2232 -132.8218 FLF3QT13 2.4.2.2.5 132.2061 -133.0828 FLF3KO13 2.4.2.3.6 2.00 2.00 FMF2YMQ21 name of magnet PSP number position of center x position of center y embedded octupole PSP number FMF2KS21 2.4.2.3.2 61.6366 -79.83725 FMF2QT21 2.4.2.2.3 62.0027 -80.65945 FMF2KO21 2.4.2.3.5 FMF2KV21 2.4.2.4.1 62.36875 -81.48165 FMF2QT22 2.4.2.2.4 62.81615 -82.48655 FMF2KS22 2.4.2.3.2 63.2636 -83.49145 FMF2QT23 2.4.2.2.3 63.6296 -84.31365 FMF2KO23 2.4.2.3.5 HEBT after Ring Branch 0.9 0.9 1.1 1.1 0.9 FRF4YMQ01 name of magnet PSP number position of center FRF4QS01 2.3.2.2.7 FRF4QS02 2.3.2.2.8 FRF4QS03 2.3.2.2.7 FMF3YMQ11 name of magnet PSP number position of center x position of center y embedded octupole PSP number FMF3QT11 2.4.2.2.3 66.3954 -90.52575 FMF3KO11 2.4.2.3.5 FMF3KS11 2.4.2.3.2 66.7615 -91.3479 FMF3QT12 2.4.2.2.4 67.20895 -92.35285 FMF3QT13 2.4.2.2.3 68.0224 -94.1799 FMF3KO13 2.4.2.3.5 FMF3KS12 2.4.2.3.2 68.38845 -95.0021 in R3B after High Energy Branch 0.9 1.1 2.00 0.9 FHF2YMQ11 1.2.5.1.1.1 name of magnet PSP number position of center embedded octupole PSP number FHF2QT11 FHF2QT12 FHF2KV11 FHF2QT13 FHF2KO11 FHF2KO13 FMF3YMQ21 name of magnet PSP number position of center x position of center y embedded octupole PSP number FMF3KS21 2.4.2.3.2 74.6528 -102.8423 FMF3QT21 2.4.2.2.3 75.3739 -103.38075 FMF3KO21 2.4.2.3.5 FMF3QT22 2.4.2.2.4 76.97645 -104.5774 FMF3KS22 2.4.2.3.2 77.8578 -105.2356 FMF3QT23 2.4.2.2.3 78.5789 -105.77405 FMF3KO23 2.4.2.3.5 Spare Multiplets 0.9 2.00 1.1 0.9 short Multiplet name of magnet PSP number position of center, x position of center, y 2.4.2.3.2 2.4.2.2.4 FHF1YMQ11 name of magnet PSP number position of center x position of center y embedded octupole PSP number FHF1KS11 2.4.2.3.2 82.3448 -108.5862 FHF1QT11 2.4.2.2.3 83.06595 -109.1247 FHF1KO11 2.4.2.3.5 FHF1KS12 2.4.2.3.2 83.7871 -109.6632 FHF1QT12 2.4.2.2.4 84.66845 -110.3213 FHF1KV11 2.4.2.4.1 85.54985 -110.9796 FHF1QT13 2.4.2.2.3 86.271 FHF1KS13 2.4.2.3.2 86.9921 -112.0565 1.1 long Multiplet name of magnet PSP number position of center x position of center y embedded octupole PSP number 2.4.2.2.3 2.4.2.3.2 2.4.2.2.4 2.4.2.4.1 2.4.2.2.3 0.9 0.9 1.1 1.1 0.9 -111.518 0.9 FHF1KO13 2.4.2.3.5 0.9 1.1 0.9 1.1 2.4.2.3.5 2.4.2.3.5 28 standard configuration, 5 special configurations GSI Helmholtzzentrum f r Schwerionenforschung GmbH

5. Maximum standard configuration sextupole or steering dipole sextupole or steering dipole sextupole short quadrupole long quadrupole short quadrupole sextupole sum of effective lengths + gaps between magnets maximum allowed length from flange to flange Magnet Multiplet ID Number effective length (m) 0,5 0,25 0,8 0,25 0,5 0,25 1,2 0,25 0,5 0,25 0,8 0,25 0,5 FHF1YMQ11 name of magnet PSP number position of center x position of center y embedded octupole PSP number FHF1KS11 2.4.2.3.2 82,3448 -108,5862 FHF1QT11 2.4.2.2.3 83,06595 -109,1247 FHF1KO11 2.4.2.3.5 FHF1KS12 2.4.2.3.2 83,7871 -109,6632 FHF1QT12 2.4.2.2.4 84,66845 -110,3213 FHF1KV11 2.4.2.4.1 85,54985 -110,9796 FHF1QT13 2.4.2.2.3 86,271 FHF1KS13 2.4.2.3.2 86,9921 -112,0565 6,30 m 7,00 m 0,9 0,9 1,1 1,1 0,9 -111,518 0,9 FHF1KO13 2.4.2.3.5 GSI Helmholtzzentrum f r Schwerionenforschung GmbH

6. Special configurations Magnet Multiplet ID Number magnet 1 distance magnet 2 distance magnet 3 distance magnet 4 Fine Focusing System (before target) long multiplet quadrupole TFF1QS04 2.3.2.2.8 1.2 m -19.00 0.00 long multiplet quadrupole TFF1QS05 2.3.2.2.8 1.2 m -17.40 0.00 TFF1YMQ04 type of magnet name of magnet PSP number effective length position of center x position of center y steering magnet TFF1KH02 2.4.2.4.1 0.5 m -20.25 0.00 steering magnet TFF1KV02 2.4.2.4.1 0.5 m -16.15 0.00 0.3 m 0.4 m 0.4 m 1.25 m 1.60 m 1.25 m long multiplet quadrupole TFF1QS06 2.3.2.2.8 1.2 m -13.70 0.00 long multiplet quadrupole TFF1QS07 2.3.2.2.8 1.2 m -12.10 0.00 long multiplet quadrupole TFF1QS08 2.3.2.2.8 1.2 m -10.50 0.00 TFF1YMQ06 type of magnet name of magnet PSP number effective length position of center x position of center y 0.4 m 0.4 m 1.60 m 1.60 m long multiplet quadrupole TFF1QS09 2.3.2.2.8 1.2 m -5.80 0.00 long multiplet quadrupole TFF1QS10 2.3.2.2.8 1.2 m -4.20 0.00 long multiplet quadrupole TFF1QS11 2.3.2.2.8 1.2 m -2.60 0.00 TFF1YMQ09 type of magnet name of magnet PSP number effective length position of center x position of center y 0.4 m 0.4 m 1.60 m 1.60 m High Energy Branch multiplet sextupole FPF3KS14 2.4.2.3.2 0.5 m 43.77855 -19.27715 FPF3YMK14 type of magnet name of magnet PSP number effective length position of center x position of center y steering magnet FPF3KV11 2.4.2.4.1 0.5 m 42.9399 -18.7325 0.5 m 1.00 m Energy Buncher short multiplet quadrupole FLF4QT11 2.4.2.2.5 0.8 m 140.9308 -134.23145 FLF4KO11 2.4.2.3.6 short multiplet quadrupole FLF4QT12 2.4.2.2.5 0.8 m 141.97185 -134.3685 FLF4KO12 2.4.2.3.6 FLF4YMQ11 type of magnet name of magnet PSP number effective length position of center x position of center y embedded octupole PSP number 0.25 m 1.05 m GSI Helmholtzzentrum f r Schwerionenforschung GmbH

7. Magnet parameters Quadrupole Type 3 46 0.8 m 1.0-10 T/m 0.8-8 T/m*m For g< 0.8 gmax 1 10-3 For g > 0.8 gmax 6 10-3 380 mm 105 T/m Int. 84 T/m3 m Quadrupole Type 4 34 1.2 m 1.0-10 T/m 1.2-12 T/m*m For g< 0.8 gmax 1 10-3 For g > 0.8 gmax 6 10-3 380 mm Sextupole Steerer Number of Magnets Effective length Gradient/ Field Range gdl 41 14 (13v/1h) 0.5 m 0-0.2 T 0.1 T*m 0.5 m 4-40 T/m2 2-20 T/m2*m 5 10-3 8 10-3 Field Quality Usable aperture 380 mm 380 mm Embedded Octupole Magnets are operated (DC) at all field levels between minimum and maximum ! GSI Helmholtzzentrum f r Schwerionenforschung GmbH

8. Tolerances/accuracy Axes tolerances of position, pitch yaw and roll of each single magnet in a multiplet in relation to the best multiplet axis which is represented by the references outside the Multiplet cryostat. Maximum allowed total error between position of magnetic axis and mechanical axis (related to outside references of the cryostat) Tolerance on pitch and yaw (related to outside references of the cryostat) Tolerance on roll (related to outside references of the cryostat) 0.2 mm 0.29 mrad 1.15 mrad Alignment only possible with regards to common best multiplet axis GSI Helmholtzzentrum f r Schwerionenforschung GmbH

9. Tolerances/accuracy Accuracy (difference of the integrated flux density between two magnets which are identical in construction and powered with the same current) Quadrupoles Sextupoles Steerer 0.25 % 0.4 % 0.4 % GSI Helmholtzzentrum f r Schwerionenforschung GmbH

10. Coordinate system (Technical Guideline) not fixed: origin of coordinate system GSI Helmholtzzentrum f r Schwerionenforschung GmbH

11. Magnetic field simulations All field caculations by A. Kalimov (St. Petersburg) Quadrupoles GSI Helmholtzzentrum f r Schwerionenforschung GmbH

12. GSI Helmholtzzentrum fr Schwerionenforschung GmbH

13. Coupling Quadruple-Sextupole Variation of distance between yokes from 500 mm to 200 mm GSI Helmholtzzentrum f r Schwerionenforschung GmbH

14. Coupling Quadruple-Sextupole 500 mm 250 mm 200 mm GSI Helmholtzzentrum f r Schwerionenforschung GmbH

15. Coupling Quadruple-Sextupole 250 mm distance was chosen as compromise between space limit and field distortion GSI Helmholtzzentrum f r Schwerionenforschung GmbH

16. Strayfield GSI Helmholtzzentrum f r Schwerionenforschung GmbH

17. Conclusions 28 standard multiplets (long and short) 5 special configurations Measurements at different field levels are required Alignment only possible with regards to common axis of a multiplet For given distance some cross-talk between magnet is expected GSI Helmholtzzentrum f r Schwerionenforschung GmbH