NATHAN LEFEUVREDesigning a test bench: mechanics, electronics and software
Test bench, test rig or metrology bench: definitions, state of the art and lessons from designing turnkey benches, from the client's need to acceptance.
Hashtag · 7 articles
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Articles
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Python and LabVIEW: four ways to make them work together
Lessons learned on the different ways to make Python and LabVIEW communicate on a test bench, and how to choose the right one.
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cRIO and WAGO over EtherCAT: channels in a file, not in the code
Lessons learned from a cRIO EtherCAT master driving WAGO I/O under LabVIEW RT, and from the rule that simplifies everything: channels in a file.
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Measuring the ELT M2 mirror: a custom interferometric test bench
A look back at the interferometric bench built at Safran Reosc to polish the ELT M2 mirror, whose control system architecture I designed.
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Holding the ELT M2 mirror without deforming it: an active support
A look back at the active support built at Safran Reosc to measure the ELT M2 mirror, whose control system I designed and whose validation I led.
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Is the Cε parameter universal? What self-preservation tells us
A look back at our Journal of Fluid Mechanics paper (2017): when does the normalised dissipation Cε stay constant in decaying turbulence?
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Round jet: self-preservation confirmed at every scale
A look back at our Journal of Fluid Mechanics paper (2016): on the axis of a round jet, theory and hot-wire data show complete self-preservation.
