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MOBR03 |
Hexapod Control System Development Towards Arbitrary Trajectories Scans at Sirius/LNLS |
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- A.Y. Horita, F.A. Del Nero, G.N. Kontogiorgos, M.A.L. Moraes
LNLS, Campinas, Brazil
- G.G. Silva
UNICAMP, Campinas, São Paulo, Brazil
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Modern 4th generation synchroton facilities demand high precision and dynamic manipulation systems capable of fine position control, aiming to improve the resolution and perfomance of their experiments. In this context, hexapods are widely used to obtain a flexible and accurate 6 Degrees of Freedom (DoF) positioning system, as they are based on Parallel Kinematic Mechanisms (PKM). Aiming the customization and governability of this type of motion control system, a software application was entirely modeled and implemented at Sirius. A Bestec hexapod was used and the control logic was embedded into an Omron Delta Tau Power Brick towards the standardization of Sirius control solutions with features which completely fill the beamline scan needs, e.g. tracing arbitrary trajectories. Newton-Raphson numerical method was applied to implement the PKM. Besides, the kinematics was implemented in C language, targeting a better runtime performance when comparing to script languages. This paper describes the design and implementation methods used in this control application development and presents its resulting performance.
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Slides MOBR03 [3.545 MB]
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DOI • |
reference for this paper
※ https://doi.org/10.18429/JACoW-ICALEPCS2021-MOBR03
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About • |
Received ※ 10 October 2021 Revised ※ 17 October 2021
Accepted ※ 20 November 2021 Issue date ※ 19 January 2022 |
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