JACoW is a publisher in Geneva, Switzerland that publishes the proceedings of accelerator conferences held around the world by an international collaboration of editors.
TY - UNPB AU - Galimov, A.R. AU - Butenko, A.V. AU - Philippov, A.V. AU - Svidetelev, A.N. AU - Tikhomirov, A.M. ED - Kuzin, Maksim V. ED - Schaa, Volker RW TI - Features of Reaching the Operating Vacuum in the Accelerators of the NICA Project J2 - presented at RuPAC2021, Alushta, Crimea, 27 September-01 October 2021 CY - Alushta, Crimea T2 - Russian Particle Accelerator Conference T3 - 27 LA - english AB - The heavy ion NICA collider has three types of the vacuum volumes: insulating vacuum volume of superconducting magnet lattice; the cold beam pipe inside SC-magnets with operating temperature from 4.2 K to 80 K; the warm beam volume at the room temperature inside the insertion and experimental regions with RF stations, beam cooling station, diagnostic equipment and etc. The vacuum requirements, design of three vacuum systems, problems and paths of their decision for achievement ultra-high vacuum are described. ER -