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PLANSPLANS for JINRJINR PARTICIPATIONPARTICIPATION in the FAIR PROJECT:FAIR PROJECT: - ACCELERATOR TECHNOLOGY- ACCELERATOR TECHNOLOGY
A.Kovalenko
103 session of the JINR Scientific Council, Dubna, February 22, 2008
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SIS100SIS100SIS300SIS300
HESRHESRFLAIRFLAIRNESRNESR
RESR/RESR/CRCR
•FAIR – MULTIPURPOSE HEAVY ION AND pbar FACILITY
•FAIR IS CONSIDERED AS INTERNATIONAL PROJECT
• JINR IS INVOLVED IN the COLLABORATIVE WORK BASED ON AGREEMENTS, CONTRACTS AND PROJECTS SINCE 1999
A.Kovalenko 103 session of the JINR Scientific Council, Dubna, February 22, 2008
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A.Kovalenko
•SIS100 - fast-cycling superconducting synchrotron of the Nuclotron-type (LHE-group)
•NESR – storage ring (LNP-group)
103 session of the JINR Scientific Council ,Dubna, February 22, 2008
R&D DIRECTIONS:
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- MODEL DIPOLES & QUADRUPOLES; MODEL DIPOLES & QUADRUPOLES;
- - FULL SIZE PROTOTYPES;FULL SIZE PROTOTYPES;
- - STEERERS AND MULTIPOLES;STEERERS AND MULTIPOLES;
- - LATTICE STRUCTURE OPTIMIZATION;LATTICE STRUCTURE OPTIMIZATION;
- BEAM EXTRACTION and TRANSFER; - BEAM EXTRACTION and TRANSFER;
- CLOSE ORBIT CORRECTION; - CLOSE ORBIT CORRECTION;
- U(29+) COLLIMATION; - U(29+) COLLIMATION;
- - OTHER ELEMENTS: BPM, CATCHERS, ..;OTHER ELEMENTS: BPM, CATCHERS, ..;
- CRYOSTAT MODULES; - CRYOSTAT MODULES;
- COOLING SYSTEM; - COOLING SYSTEM;
A.Kovalenko 103 session of the JINR Scientific Council ,Dubna, February 22, 2008
SIS100 COLLABORATIVE R&D :
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•JINR NUCLOTRON- prototype of the FAIR SIS100 synchrotron
A.Kovalenko 103 session of the JINR Scientific Council ,Dubna, February 22, 2008
Nuclotron dipole and quadrupole magnets
2 T, 4 T/s, 1 Hz dipole 34 T/m, 68 T/m s, quad
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Low degradation of thecable critical current in a
fast ramping operation(4.8 %. @ dB/dt=4T/s)
Anatoly Alexeevich Smirnov( 27.10.1930 – 10.02.2008)
•NUCLOTRON SC - cable
Weak dependence of the eddy current loss on the magnetic field ramp
NO OTHER CABLE WITH SIMILAR PARAMETERS
A.Kovalenko 103 session of the JINR Scientific Council ,Dubna, February 22, 2008
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2001–2007: 23 TEST RUNS
4K YOKE DIPOLE: AC LOSSES WERE REDUCED BY A FACTOR OF 2 COMPARE TO THE NUCLOTRON
TOTAL NUMBER OF TEST CYCLES HAVE EXEED 1100000;
50K YOKE DIPOLE: COLD MASS OF THAT DIPOLE VERSION HAVE OPERATED 400 000 CYCLES
at B=2T, dB/dt=4T/s, f=1Hz. f FULL SIZE 4K YOKE DIPOLE EQUIVALENT – WAS PREPARED
AND TESTED.
A.Kovalenko
•SIS100 R&D at JINR:
MODEL DIPOLES(1)Original Nuclotron dipole
103 session of the JINR Scientific Council ,Dubna, February 22, 2008
costs study (GSI):
nc version: 26M€
sc version: 2.6 M€
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A.Kovalenko
Stainless steel end plates and brackets
Modified yoke ends
Modified coil end-loops and new SC wire (4 mkm )
Aperture 56 mm x 110 mm (v x h)
Cold yoke 4.5 K
Heat shield 80 K
•SIS100 R&D at JINR:
MODEL DIPOLES(2)
Basis for the first full length SIS100 prototype dipole
103 session of the JINR Scientific Council ,Dubna, February 22, 2008
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A.Kovalenko
•SIS100 R&D at JINR:
MODEL QUADRUPOLES(1)
SIS100 Maximum
AC LOSSES WERE REDUCED BY A FACTOR OF 3
Quasi-continuous operation mode is possible also
103 session of the JINR Scientific Council ,Dubna, February 22, 2008
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103 session of the JINR Scientific Council ,Dubna, February 22, 2008
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• JINR’s EXPERIMENTAL WORKSHOPS
A.Kovalenko 103 session of the JINR Scientific Council ,Dubna, February 22, 2008
•THE NUCLOTRON CRYO-MAGNETIC SYSTEM WAS MANUFACTURED HERE
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103 session of the JINR Scientific Council, Dubna, February 22, 2008 A.Kovalenko
FULL SIZE SIS100 DIPOLE & QUAD (1)
• YOKE MANUFACTURING AT JINR EW
EU PROJECT: DIRACSecondary beams N515873
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103 session of the JINR Scientific Council, Dubna, February 22, 2008 A.Kovalenko
FULL SIZE SIS100 DIPOLE & QUAD(2)
EU PROJECT: DIRACSecondary beams N515873
• COLE MANUFACTURING AT LHE
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A.Kovalenko
• JINR PROPOSALJINR PROPOSAL
ESTIMATED COST ~ 35 Meuro,( less than 30% of the proposed Russian contribution to FAIR )
103 session of the JINR Scientific Council ,Dubna, February 22, 2008
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A.Kovalenko
• FAIR WORK PACKAGESFAIR WORK PACKAGES
103 session of the JINR Scientific Council ,Dubna, February 22, 2008
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A.Kovalenko Lab Directors Meeting, Darmstadt, October 1/2, 20072nd Lab Directors Meeting, Protvino, January 15/16, 2008
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A.Kovalenko 103 session of the JINR Scientific Council ,Dubna, February 22, 2008
• JINR FURTHER ACTIVE PARTICIPATION IN THE CONSTRUCTION OF THE SIS100 CRYOMAGNETIC SYSTEM WOULD BE VERY NATURAL • MANUFACTURING OF THE SIS100 MAGNETS AND OTHER LATTICE ELEMENTS (TS-2, TS-6,…) WOULD BE VALUABLE CONTRIBUTION OF RUSSIAN INDUSTRY AND LABORATORIES TO THE FAIR CONSTRUCTION