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DOI:10.18429/JACoW-IPAC2016-THPMB003
Title Orbit Response Matrix Analysis for FAIR Storage Rings
Authors
  • O.A. Kovalenko, A. Dolinskyy, O.E. Gorda, S.A. Litvinov
    GSI, Darmstadt, Germany
Abstract The Orbit Response Matrix (ORM) analysis is a method which allows to find the sources of discrepancies between design and real optics of an accelerator machine. In particular, with this technique one retrieves information about gradient errors, dipole corrector gain errors etc. Orbit response matrix is computed by measuring orbit deviations caused by single kicks of corrector magnets. With fitting the matrix one obtains the ion optics which best describes the real accelerator. The ORM analysis, presented in the paper, is employed to find error sources in the FAIR storage rings CR and HESR during and after the beam commissioning. The algorithm itself was implemented in Python programming language with a help of linear algebra libraries. The ORM analysis accuracy as well as its limitations are addressed in the paper.
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Conference IPAC2016, Busan, Korea
Series International Particle Accelerator Conference (7th)
Proceedings Link to full IPAC2016 Proccedings
Session Poster Session
Date 12-May-16   16:00–18:00
Main Classification 05 Beam Dynamics and Electromagnetic Fields
Sub Classification D01 Beam Optics - Lattices, Correction Schemes, Transport
Keywords quadrupole, storage-ring, ion, optics, dipole
Publisher JACoW, Geneva, Switzerland
Editors Christine Petit-Jean-Genaz (CERN, Geneva, Switzerland); Dong Eon Kim (PAL, Pohang, Republic of Korea); Kyung Sook Kim (PAL, Pohang, Republic of Korea); In Soo Ko (POSTECH, Pohang, Republic of Korea); Volker RW Schaa (GSI, Darmstadt, Germany)
ISBN 978-3-95450-147-2
Published June 2016
Copyright
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