Author: Enquist, H.
Paper Title Page
TH2BCO01 Synchronized Nonlinear Motion Trajectories at MAX IV Beamlines 1160
 
  • P. Sjöblom, H. Enquist, Á. Freitas, J. Lidón-Simon, M. Lindberg, S. Malki
    MAX IV Laboratory, Lund University, Lund, Sweden
 
  The motions at beamlines sometimes require components to move along non-trivial and non-linear paths. This type of motion can be achieved by combining several simple axes, typically linear and rotation actuators, and controlling them to perform synchronized motions along individual non-linear paths. A good example is the 10-meter-long spectrometer at MAX IV Veritas beamline, operating under the Rowland condition. The system consists of 6 linked axes that must maintain the position of detectors while avoiding causing any damage to the mechanical structure. The nonlinear motions are constructed as a trajectory through energy or focus space. The trajectory changes whenever any parameter changes or when moving through focus space at fixed energy instead of through energy space. Such changes result in automated generation and uploading of new trajectories. The motion control is based on parametric trajectory functionality provided by IcePAP. Scanning and data acquisition are orchestrated through Tango and Sardana to ensure full motion synchronization and that triggers are issued correctly.  
slides icon Slides TH2BCO01 [0.884 MB]  
DOI • reference for this paper ※ doi:10.18429/JACoW-ICALEPCS2023-TH2BCO01  
About • Received ※ 05 October 2023 — Revised ※ 24 October 2023 — Accepted ※ 14 December 2023 — Issued ※ 22 December 2023
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