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Title Fabrication and Power Test of the Second MCBXFB Nested Orbit Corrector Prototype for HL-LHC
Author(s) García-Matos, Jesús A (Madrid, CIEMAT ; Madrid, Polytechnic U.) ; Calero, Jesús (Madrid, CIEMAT) ; Domínguez, Manuel (Madrid, CIEMAT) ; Fernández, Alejandro (Madrid, CIEMAT) ; Gómez, Pablo (Madrid, CIEMAT) ; García-Tabarés, Luis (Madrid, CIEMAT) ; Martínez, Teresa (Madrid, CIEMAT) ; Jardim, Carla Martins (Madrid, CIEMAT) ; Munilla, Javier (Madrid, CIEMAT) ; Pardo, Jose A (Madrid, CIEMAT) ; Pérez, Jose M (Madrid, CIEMAT) ; Sobrino, Pablo (Madrid, CIEMAT) ; Toral, Fernando (Madrid, CIEMAT) ; Bajko, Marta (CERN) ; Bourcey, Nicolas (CERN) ; Ferradas, Salvador (CERN) ; Fiscarelli, Lucio (CERN) ; Guinchard, Michael (CERN) ; Perez, Juan C (CERN) ; Todesco, Ezio (CERN) ; Willering, Gerard (CERN)
Publication 2021
Number of pages 5
In: IEEE Trans. Appl. Supercond. 31 (2021) 4000605
DOI 10.1109/TASC.2021.3059610
Subject category Accelerators and Storage Rings
Accelerator/Facility, Experiment CERN LHC
Project CERN HL-LHC
Abstract The second prototype of the MCBXFB nested orbit corrector for the upgrade of the LHC has been manufactured at CIEMAT and assembled at CERN, in the framework of the HL-LHC project. This paper describes the changes introduced with respect to the first prototype in order to test some design improvements intended for the series magnets. The preload of the coils has been carefully studied, aiming to improve the performance in combined operation. A power test campaign has been carried out for this second prototype at CERN. Both dipoles reached ultimate current without any quench when individually powered. However, the results in combined operation did not improve those of the first prototype. Further analysis and studies are ongoing.
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 Journalen skapades 2021-05-29, och modifierades senast 2021-05-31