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CERN Accelerating science

Published Articles
Title Collimation: experience and performance
Author(s) Mirarchi, D (CERN) ; Bruce, R (CERN) ; Fiascaris, M (CERN) ; Hermes, P (CERN) ; Mereghetti, A (CERN) ; Quaranta, E (CERN) ; Redaelli, S (CERN) ; Rossi, R (CERN) ; Salvachua, B (CERN) ; Valentino, G (CERN) ; Valloni, A (CERN) ; Wagner, J (CERN) ; Garcia, H (Royal Holloway, U. of London) ; Kwee-Hinzmann, R (Royal Holloway, U. of London)
Publication Geneva : CERN, 2017
Number of pages 8
In: 7th Evian Workshop on LHC beam operation, Evian Les Bains, France, 13 - 15 Dec 2016, pp.105-112
Subject category Accelerators and Storage Rings
Accelerator/Facility, Experiment CERN LHC
Abstract The main task of the LHC collimation system is to ensure safe and efficient operation, acting as first element of machine protection and minimizing the risk of magnet quenches induced by beam loss. The year 2016 has been very successful in terms of achieved LHC performance, thanks also to the reliability of its collimation system. No magnet quenches due to losses from circulating beam were recorded and an excellent cleaning inefficiency of about 10'4 with 6.5 TeV beams was achieved. The key elements in the set up of an eflicient collimation system, together with the performance obtained with both proton and ion beams, are presented. Main operational improvements with respect to the 2015 run and plans for further upgrades are discussed. Highlights from collimation Machine Development (MD) studies and their implications on collimation performance on the different timescales are also reported.

Corresponding record in: Inspire


 Record created 2017-11-21, last modified 2018-02-12


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