Author: Johansson, M.A.G.
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MOAD3 Relative Alignment Within the MAX IV 3 GeV Storage Ring Magnet Blocks 57
 
  • J.H. Björklund Svensson, M.A.G. Johansson
    MAX-lab, Lund, Sweden
 
  Unlike the discrete magnet scheme of previous 3rd generation light sources, the magnet elements of the MAX IV storage rings are integrated in precision-machined magnet blocks. By analyzing the rotating coil measurements made by the magnet suppliers, we determined the relative alignment between consecutive magnet elements, which was found to be <10 microns RMS for all magnet block types in both horizontal and vertical direction. This article presents our analysis and results for the full magnet production series.  
slides icon Slides MOAD3 [1.825 MB]  
DOI • reference for this paper ※ https://doi.org/10.18429/JACoW-IPAC2015-MOAD3  
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WEPMN062 MAX IV 3 GeV Storage Ring Magnet Block Production Series Measurement Results 3069
 
  • M.A.G. Johansson, L.-J. Lindgren, M. Sjöström, P.F. Tavares
    MAX-lab, Lund, Sweden
 
  The magnet design of the MAX IV 3 GeV storage ring replaces the conventional support girder + discrete magnets scheme of previous third-generation synchrotron radiation light sources with a compact (Ø25 mm aperture) integrated design having several consecutive magnet elements precision-machined out of a common solid iron block, with mechanical tolerances of ±0.02 mm over the 2.3–3.4 m block length. The production series of 140 integrated magnet block units, which was totally outsourced to industry, was completed mid-2014, with mechanical/magnetic QA conforming to specifications. This article presents mechanical and magnetic field measurement results of the full production series.  
DOI • reference for this paper ※ https://doi.org/10.18429/JACoW-IPAC2015-WEPMN062  
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