Hexapodes de positionnement de précision

Autor: Anne Duget, Thierry Roux, Pierre Noire, Olivier Lapierre

Publikováno v: Photoniques. :51-56

L’hexapode est un robot parallèle permettant la mise en position d’objets suivant les six degrés de liberté (trois translations Tx, Ty, Tz et trois rotations Rx, Ry, Rz). Au milieu du xxe siècle, les premiers hexapodes ont servi à tester des

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::c4c830002651416dfe7032fdcb968bc6
https://doi.org/10.1051/photon/202211257

Application-oriented selection of poses and forces for robot elastostatic calibration

Autor: Vinayak J. Kalas, Alain Vissière, Olivier Company, Sébastien Krut, Pierre Noiré, Thierry Roux, François Pierrot

Publikováno v: Mechanism and Machine Theory
Mechanism and Machine Theory, Elsevier, 2021, 159, pp.104176. ⟨10.1016/j.mechmachtheory.2020.104176⟩

International audience; Robot elastostatic calibration facilitates high-accuracy positioning with high payload. Stiffness identification is an important step in this. Poses and forces/moments chosen for stiffness identification determine compensation

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::4e599ba87beebc72d63d2b46ae8aef66
https://doi.org/10.1016/j.mechmachtheory.2020.104176

A New Efficient Stiffness Evaluation Method to Improve Accuracy of Hexapods

Autor: Vinayak J. Kalas, Alain Vissière, Thierry Roux, Olivier Company, Sébastien Krut, François Pierrot

Publikováno v: ASME 2018 International Design Engineering Technical Conferences and Computers and Information in Engineering Conference
International Design Engineering Technical Conferences and Computers and Information in Engineering (IDETC/CIE 2018)
International Design Engineering Technical Conferences and Computers and Information in Engineering (IDETC/CIE 2018), Aug 2018, Quebec City, Canada. pp.V05AT07A045, ⟨10.1115/DETC2018-85986⟩

International audience; Structural compliance of hexapods limits their positioning accuracy. Taking a step towards solving this problem, this paper proposes a new efficient method to evaluate the stiffness of hexapods in order to predict and correct

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::d22c3e0e2882ac17f643187952be994f
https://doi.org/10.1115/detc2018-85986

3D metrology with a laser tracker inside a vacuum chamber for NISP test campaign

Autor: Florent Beaumont, Eric Prieto, Christophe Fabron, Olivier Dupuy, Thierry Roux, Anne Costille, M. Carle, Romain Pawlowski

Publikováno v: SPIE Astronomical Telescopes and Instrumentation
SPIE Astronomical Telescopes and Instrumentation, Jun 2018, Austin, United States

International audience; In the frame of the test of NISP instrument for ESA Euclid mission, the question was raised to perform a metrology measurement of different components during the thermal vacuum test of NISP instrument. NISP will be tested at L

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::13e10a62ba99c2edfd54357904c341a1
https://hal.archives-ouvertes.fr/hal-01834791

A multicenter, open-label, randomized study comparing the efficacy of atorvastatin versus usual care in reducing refractory hypercholesterolemia in high-risk patients to target levels

Autor: Jean-Jacques Portal, Thierry Roux, François Paillard, Gilbert Habib, Pascal Maigret, Jean-François Angellier, Guillaume Charpentier

Publikováno v: Current Therapeutic Research. 61:175-190

Objective: This multicenter, open-label, randomized, parallel-arm study was undertaken to compare the efficacy and safety of atorvastatin 10, 20, and 40 mg/d with usual care in high-risk hypercholesterolemic patients refractory to their current lipid

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::168b782483ed4e809969e301da4623d2
https://doi.org/10.1016/s0011-393x(00)89032-3