FAI R JINRs PARTICIPATION IN SIS 100 SIS

FAI R JINR’s PARTICIPATION IN SIS 100 & SIS 300 5 th WORKSHOP on the SCIENTIFIC COOPERATION between GERMAN RESEARCH CENTERS & JINR January 17 -19, 2005, Dubna A. D. KOVALENKO

FAIR FAST-RAMPED SUPERCONDUCTING CABLES Spokesman from JINR: A. Kovalenko Co-spokesman from Germany: G. Moritz Institutes of Germany: GSI (Darmstadt) Laboratories of JINR: LHE Period of realization: 2002 – 2006 R&D SUPERCONDUCTING MAGNETS FOR GSI ( SIS 100 ACCELERATOR R&D ) Spokesman from JINR: Co-spokesman from Germany: Institutes of Germany: Laboratories of JINR: Period of realization: A. D. KOVALENKO A. Kovalenko P. Spiller GSI (Darmstadt) LHE 2004 – 2010 5 th WORKSHOP on the SCIENTIFIC COOPERATION between GERMAN RESEARCH CENTERS & JINR, January 17 -19, 2005, Dubna

FAI R • FAST-RAMPED SUPERCONDUCTING CABLES SCIENTIFIC PROGRAMME • Design and study of a new hollow superconducting cable based on multifilament key-stoned SC wires. • Design and construction of a model dipole magnet for SIS 100 (B=2 T, d. B/dt =4 T/s, f =1 Hz) with a single-layer SC coil, cooled with forced two-phase helium flow. • Fabrication and test of the new hollow superconducting cable aimed at operating current of 25 -30 k. A at B=4 -6 T. A. D. KOVALENKO 5 th WORKSHOP on the SCIENTIFIC COOPERATION between GERMAN RESEARCH CENTERS & JINR, January 17 -19, 2005, Dubna

FAI R • FAST-RAMPED SUPERCONDUCTING CABLES Main results in 2004: • The new cable and single-layer dipole coil were produced and tested at LHE. • The cable operating current of 13 k. A at B=2. 2 T, d. B/dt=4 T/s and f=1 Hz was obtained. Construction and experimental tests of a superferric model dipole magnet with a single-layer coil were performed. A. D. KOVALENKO 5 th WORKSHOP on the SCIENTIFIC COOPERATION between GERMAN RESEARCH CENTERS & JINR, January 17 -19, 2005, Dubna

FAI R • FAST-RAMPED SUPERCONDUCTING CABLES DESIGN AND TEST OF A HOLLOW SUPERCONDUCTING CABLE BASED ON KEYSTONED Nb. Ti COMPOSITE WIRES, presented at ASC 2004, October 2004, Jacksonville, USA KEYSTONED Nb. Ti WIRE HOLLOW SC CABLE made from keystoned wires A. D. KOVALENKO SINGLELAYER COIL DIPOLE 5 th WORKSHOP on the SCIENTIFIC COOPERATION between GERMAN RESEARCH CENTERS & JINR, January 17 -19, 2005, Dubna

FAI R • FAST-RAMPED SUPERCONDUCTING CABLES New design: (KWIT) Keystoned Wires Inside a Tube The wires fix themselves (arc principle) and form a cooling channel with small hydraulic resistance. The direct contact of two-phase helium flow with the wires provides the highest cryogenic stability any time interval. . E. Fischer, H. Khodzhibagiyan, A. Kovalenko, and G. Moritz. EU-patent Nr. 04009730. 5, 23. 04. 2004. A. D. KOVALENKO 5 th WORKSHOP on the SCIENTIFIC COOPERATION between GERMAN RESEARCH CENTERS & JINR, January 17 -19, 2005, Dubna

FAI R • FAST-RAMPED SUPERCONDUCTING CABLES EXPECTED RESULTS in 2005: • Experimental tests and further investigation of a superferric SISD 100 model dipole magnet with a single-layer coil at operating current higher 12 k. A and pulse repetition rate 1 Hz. • Upgrade of the magnet power supply and current leads of the test bench. Improvement of the new cable production technology. • Technical design of hollow fast-ramped superconducting cable, operating at 25 k. A. D. KOVALENKO 5 th WORKSHOP on the SCIENTIFIC COOPERATION between GERMAN RESEARCH CENTERS & JINR, January 17 -19, 2005, Dubna

FAI R • FAST-RAMPED SUPERCONDUCTING CABLES A. D. KOVALENKO 5 th WORKSHOP on the SCIENTIFIC COOPERATION between GERMAN RESEARCH CENTERS & JINR, January 17 -19, 2005, Dubna

FAI R R&D SUPERCONDUCTING MAGNETS FOR GSI ( SIS 100 ACCELERATOR R&D ) Spokesman from JINR: Co-spokesman from Germany: Institutes of Germany: Laboratories of JINR: Period of realization: A. D. KOVALENKO A. Kovalenko P. Spiller GSI (Darmstadt) LHE 2004 – 2010 5 th WORKSHOP on the SCIENTIFIC COOPERATION between GERMAN RESEARCH CENTERS & JINR, January 17 -19, 2005, Dubna

FAI R • R&D SUPERCONDUCTING MAGNETS SCIENTIFIC PROGRAMME: R&D dealing with the problems of fast cycling superconducting accelerator technology, including: • optimization of the SIS 100 lattice; • necessary beam diagnostic and orbit correction equipment; • fast and slow beam extraction from SIS 100, including experimental investigation of beam extraction efficiency from SIS 18 and Nuclotron; • SIS 100 beam pipe and high vacuum system design; • analysis of beam dynamics, different loss scenarios and optimization of radiation protection of the accelerator elements; • analysis of RF power station design; • optimization of the accelerator control and monitoring system; • superconducting beam transfer lines. A. D. KOVALENKO 5 th WORKSHOP on the SCIENTIFIC COOPERATION between GERMAN RESEARCH CENTERS & JINR, January 17 -19, 2005, Dubna

FAI R • R&D SUPERCONDUCTING MAGNETS Main results in 2004: • The SIS 100 lattice optimization, including analysis of different approaches to the beam slow and fast extraction from SIS 100, beam transfer from SIS 100 to SIS 300 and emergency beam dump from SIS 100, • Calculations of different options for chromaticity correction and SIS 100 dynamic aperture, • Simulation of U(29+) collimation at injection and acceleration processes, • Conceptual design and simulation of the SIS 100 closed orbit correction. • Design specification for quadrupoles, multipole correctors and beam diagnostic tools in superconducting SIS 100 ring, based on optimized SIS 100 lattice, A. D. KOVALENKO 5 th WORKSHOP on the SCIENTIFIC COOPERATION between GERMAN RESEARCH CENTERS & JINR, January 17 -19, 2005, Dubna

FAI R SIS 100: GENERAL LAYOUT OF THE EQUIPMENT A. D. KOVALENKO 5 th WORKSHOP on the SCIENTIFIC COOPERATION between GERMAN RESEARCH CENTERS & JINR, January 17 -19, 2005, Dubna

FAI R • R&D SUPERCONDUCTING MAGNETS A. D. KOVALENKO 5 th WORKSHOP on the SCIENTIFIC COOPERATION between GERMAN RESEARCH CENTERS & JINR, January 17 -19, 2005, Dubna

FAI R • R&D SUPERCONDUCTING MAGNETS (SIS 100 TECHNICAL DESIGN) Simulation of U(29+) collimation A. D. KOVALENKO 5 th WORKSHOP on the SCIENTIFIC COOPERATION between GERMAN RESEARCH CENTERS & JINR, January 17 -19, 2005, Dubna

FAI R SIS 100: GENERAL LAYOUT OF THE EQUIPMENT PRELIMINARY DESIGN OF THE SIS 100 CRYOSTAT SYSTEM A. D. KOVALENKO 5 th WORKSHOP on the SCIENTIFIC COOPERATION between GERMAN RESEARCH CENTERS & JINR, January 17 -19, 2005, Dubna

FAI R • R&D SUPERCONDUCTING MAGNETS SIS 100 SLOW EXTRACTION SIS 100/SIS 300 BEAM TRANSFER & EMERGENCY EXTRACTION A. D. KOVALENKO 5 th WORKSHOP on the SCIENTIFIC COOPERATION between GERMAN RESEARCH CENTERS & JINR, January 17 -19, 2005, Dubna

FAI R • R&D SUPERCONDUCTING MAGNETS SUPERFERRIC LAMBERTSON-TYPE MAGNETS DESIGNED AND CONSTRUCTED FOR THE NUCLOTRON CAN BE USED AS A PROTOTYPES FOR SIS 100&SIS 300 EXTRACTION SYSTEMS A. D. KOVALENKO 5 th WORKSHOP on the SCIENTIFIC COOPERATION between GERMAN RESEARCH CENTERS & JINR, January 17 -19, 2005, Dubna

FAI R • R&D SUPERCONDUCTING MAGNETS (SIS 100 TECHNICAL DESIGN) EXPECTED RESULTS in 2005: • Final analysis and preliminary technical design of different beam extraction elements of SIS 100. • Technical and technological optimization of the SIS 100 superconducting lattice elements. • Design of U(29+) collimators. R&D on SIS 100 beam pipe and vacuum system. • Optimization of superconducting beam transfer line elements for FAIR facility. • Experimental tests of the elements at test bench and Nuclotron at Dubna. A. D. KOVALENKO 5 th WORKSHOP on the SCIENTIFIC COOPERATION between GERMAN RESEARCH CENTERS & JINR, January 17 -19, 2005, Dubna

FAI R • R&D SUPERCONDUCTING MAGNETS (SIS 100 TECHNICAL DESIGN) A. D. KOVALENKO 5 th WORKSHOP on the SCIENTIFIC COOPERATION between GERMAN RESEARCH CENTERS & JINR, January 17 -19, 2005, Dubna

FAI R VBLHE PARTICIPATION IN SIS 100 & SIS 300 ACCELERATOR DESIGN: • MORE THAN 50 SCIENTISTS &ENGINEERS ARE INVOLVED; • COLLABORATIVE R&D WORKS ARE CARRIED OUT IN THAT DIRECTIONS WHERE JINR HAS COLLECTED LONG TERM EXPERIENCE OF DESIGN AND EXPERIMENTAL WORK; • THE OBTAINED RESULTS HAVE BEEN USED FOR THE FAIR TECHNICAL DESIGN REPORT A. D. KOVALENKO 5 th WORKSHOP on the SCIENTIFIC COOPERATION between GERMAN RESEARCH CENTERS & JINR, January 17 -19, 2005, Dubna