Keyword: cryogenics
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MOPSA14 Production of Superconducting Magnets for the NICA Collider at JINR collider, vacuum, dipole, quadrupole 159
 
  • S.A. Korovkin, V.V. Borisov, H.G. Khodzhibagiyan, H.G. Khodzhibagiyan, S.A. Kostromin, S.A. Kostromin, D. Nikiforov, M.V. Petrov
    JINR, Dubna, Moscow Region, Russia
  • Yu.G. Bespalov, S.A. Kostromin
    JINR/VBLHEP, Dubna, Moscow region, Russia
 
  The collider structure of the NICA project includes 86 quadrupole and 80 dipole superconducting (SC) magnets. The serial production and testing of these magnets are near to completion at the Veksler and Baldin Laboratory of High Energy Physics of the Joint Institute for Nuclear Research (VBLHEP, JINR). Manufacturing and assembly technology directly affects the quality of the magnetic field. The article describes the technology behind the production of different NICA collider magnets.  
DOI • reference for this paper ※ doi:10.18429/JACoW-RuPAC2021-MOPSA14  
About • Received ※ 29 September 2021 — Revised ※ 01 October 2021 — Accepted ※ 09 October 2021 — Issued ※ 23 October 2021
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MOPSA16 Design and Characteristics of Cryostat for Testing of Low-Beta 325 MHz Half-Wave Resonators cavity, vacuum, cryomodule, experiment 165
 
  • D. Bychanok, V. Bayev, S. Huseu, S.A. Maksimenko, A.E. Sukhotski, E. Vasilevich
    INP BSU, Minsk, Belarus
  • A.V. Butenko, D. Nikiforov, E. Syresin
    JINR, Dubna, Moscow Region, Russia
  • M. Gusarova, M.V. Lalayan, S.M. Polozov
    MEPhI, Moscow, Russia
  • V.S. Petrakovsky, A.I. Pokrovsky, A. Shvedov, S.V. Yurevich
    Physical-Technical Institute of the National Academy of Sciences of Belarus, Minsk, Belarus
 
  Design of the prototype cryomodule for testing low-beta 325 MHz half-wave cavities is currently undergoing at INP BSU. The cryomodule allows performing intermediate vacuum-, temperature-, and rf-tests during the fabrication of half-wave resonators. The first experimental results of cryomodule cooling down to liquid nitrogen temperatures are presented and discussed. The pressure and temperature control allow us to estimate the main cooling/heating characteristics of the cryostat at different operation stages. The presented test cryomodule will be used for further development and production of superconductive niobium cavities for the Nuclotron-based Ion Collider fAcility (NICA) injector.  
DOI • reference for this paper ※ doi:10.18429/JACoW-RuPAC2021-MOPSA16  
About • Received ※ 16 September 2021 — Revised ※ 18 September 2021 — Accepted ※ 23 September 2021 — Issued ※ 26 September 2021
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