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"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" lang="en" xml:lang="en"> <html xmlns="http://www.w3.org/1999/xhtml" lang="en" xml:lang="en">
<head> <head>
<!-- 2022-06-02 Thu 19:01 --> <!-- 2022-06-02 Thu 19:09 -->
<meta http-equiv="Content-Type" content="text/html;charset=utf-8" /> <meta http-equiv="Content-Type" content="text/html;charset=utf-8" />
<title>Research Pages</title> <title>Research Pages</title>
<meta name="author" content="Dehaeze Thomas" /> <meta name="author" content="Dehaeze Thomas" />
@ -37,13 +37,13 @@
Welcome to my research pages. Welcome to my research pages.
</p> </p>
<div id="outline-container-org214a5d4" class="outline-2"> <div id="outline-container-orgb676d1d" class="outline-2">
<h2 id="org214a5d4"><span class="section-number-2">1.</span> Papers</h2> <h2 id="orgb676d1d"><span class="section-number-2">1.</span> Papers</h2>
<div class="outline-text-2" id="text-1"> <div class="outline-text-2" id="text-1">
</div> </div>
<div id="outline-container-org08b5680" class="outline-3"> <div id="outline-container-orged07e19" class="outline-3">
<h3 id="org08b5680"><span class="section-number-3">1.1.</span> Conference Papers</h3> <h3 id="orged07e19"><span class="section-number-3">1.1.</span> Conference Papers</h3>
<div class="outline-text-3" id="text-1-1"> <div class="outline-text-3" id="text-1-1">
<ul class="org-ul"> <ul class="org-ul">
<li>Dehaeze, T., Mattenet, M. M., Collette, C., <b>Sample Stabilization For Tomography Experiments In Presence Of Large Plant Uncertainty</b>, In MEDSI&rsquo;18 (pp. 153–157) (2018). Geneva, Switzerland: JACoW Publishing <li>Dehaeze, T., Mattenet, M. M., Collette, C., <b>Sample Stabilization For Tomography Experiments In Presence Of Large Plant Uncertainty</b>, In MEDSI&rsquo;18 (pp. 153–157) (2018). Geneva, Switzerland: JACoW Publishing
@ -79,8 +79,8 @@ Welcome to my research pages.
</div> </div>
</div> </div>
<div id="outline-container-orgef14c6e" class="outline-3"> <div id="outline-container-org8a30e88" class="outline-3">
<h3 id="orgef14c6e"><span class="section-number-3">1.2.</span> Journal Papers</h3> <h3 id="org8a30e88"><span class="section-number-3">1.2.</span> Journal Papers</h3>
<div class="outline-text-3" id="text-1-2"> <div class="outline-text-3" id="text-1-2">
<ul class="org-ul"> <ul class="org-ul">
<li>Verma, M., Dehaeze, T., Zhao, G., Watchi, J., Collette, C., <b>Virtual sensor fusion for high precision control, Mechanical Systems and Signal Processing</b>, 150, 107241 (2020) <li>Verma, M., Dehaeze, T., Zhao, G., Watchi, J., Collette, C., <b>Virtual sensor fusion for high precision control, Mechanical Systems and Signal Processing</b>, 150, 107241 (2020)
@ -99,173 +99,14 @@ Welcome to my research pages.
</div> </div>
</div> </div>
<div id="outline-container-org34dfd08" class="outline-2"> <div id="outline-container-org9062bf9" class="outline-2">
<h2 id="org34dfd08"><span class="section-number-2">2.</span> Useful Pages / Tutorials</h2> <h2 id="org9062bf9"><span class="section-number-2">2.</span> Nano Active Stabilization System (NASS)</h2>
<div class="outline-text-2" id="text-2"> <div class="outline-text-2" id="text-2">
</div> </div>
<div id="outline-container-orgea20de2" class="outline-3"> <div id="outline-container-org37b0d42" class="outline-3">
<h3 id="orgea20de2"><span class="section-number-3">2.1.</span> General Mechatronics</h3> <h3 id="org37b0d42"><span class="section-number-3">2.1.</span> General Reports</h3>
<div class="outline-text-3" id="text-2-1"> <div class="outline-text-3" id="text-2-1">
<p> <p>
<a href="spectral-analysis/index.html">Spectral Analysis</a>
</p>
<blockquote>
<p>
Basics of spectral analysis are presented alongside the Matlab codes.
This includes:
</p>
<ul class="org-ul">
<li>power spectral density</li>
<li>cumulative power spectrum</li>
<li>noise budgeting</li>
<li>&#x2026;</li>
</ul>
</blockquote>
<p>
<a href="filters-matlab-bank/index.html">Bank of Filters using matlab</a>
</p>
<blockquote>
<p>
Several types of linear filters (low pass, high pass, notch, lead, etc.) are presented with the corresponding Matlab code.
</p>
</blockquote>
</div>
</div>
<div id="outline-container-orgeaf3094" class="outline-3">
<h3 id="orgeaf3094"><span class="section-number-3">2.2.</span> System Modeling using Simscape</h3>
<div class="outline-text-3" id="text-2-2">
<p>
<a href="simscape-fem/index.html">Finite Element Models with Simscape</a>
</p>
<blockquote>
<p>
Finite Element Models (FEM) can be included into Simscape Multi-Body models.
This document presents how to do so.
</p>
</blockquote>
<p>
<a href="stewart-simscape/docs/index.html">Stewart Platforms modeled with Simscape</a>
</p>
<blockquote>
<p>
The goal of this project is to provide a Matlab/Simscape Toolbox to study Stewart platforms.
</p>
</blockquote>
<p>
<a href="simscape-gravity/index.html">Manage Gravity within Simscape</a>
</p>
<blockquote>
<p>
Gravity can add some problems in multi-body simscape models: at the beginning of the simulation, some sag will be experience that may be unwanted.
In order to start the simulation at equilibrium, few measured can be employed that are described in this document.
</p>
</blockquote>
</div>
</div>
</div>
<div id="outline-container-org705200d" class="outline-2">
<h2 id="org705200d"><span class="section-number-2">3.</span> Test Benches / Experiments</h2>
<div class="outline-text-2" id="text-3">
</div>
<div id="outline-container-org723678d" class="outline-3">
<h3 id="org723678d"><span class="section-number-3">3.1.</span> Intrumentation Related</h3>
<div class="outline-text-3" id="text-3-1">
<p>
<a href="test-bench-piezo-amplifiers/index.html">Voltage Amplifiers for Piezoelectric Actuators</a>
</p>
<blockquote>
<p>
Voltage amplifiers for capacitive loads (piezoelectric actuators) are measured in term of dynamics from input voltage to output voltage.
Their output impedance are also measured.
</p>
</blockquote>
<p>
<a href="attocube-test-bench/index.html">Attocube</a>
</p>
<blockquote>
<p>
The Attocube (a fiber based interferometer) is tested.
Its noise characteristics as well as non-linearities are measured.
</p>
</blockquote>
</div>
</div>
<div id="outline-container-orgf4b6473" class="outline-3">
<h3 id="orgf4b6473"><span class="section-number-3">3.2.</span> Amplified Piezoelecric Actuator</h3>
<div class="outline-text-3" id="text-3-2">
<p>
<a href="test-bench-apa/index.html">Amplified Piezoelectric Actuator - Test bench and Finite Element Model</a>
</p>
<blockquote>
<p>
A test bench is used to characterise the performances of an Amplified Piezoelectric Actuator (APA).
The dynamics of the system is identified and compared with a Finite Element Model (FEM).
</p>
</blockquote>
<p>
<a href="encoder-test-bench/test-bench-encoder.html">Encoder in parallel with an Amplified Piezoelectric Actuator</a>
</p>
<blockquote>
<p>
An encoder is fixed in parallel with an amplified piezoelectric actuator.
The transfer function from the actuator to the motions measured by the encoder is identified.
</p>
</blockquote>
<p>
<a href="test-bench-force-sensor/index.html">Piezoelectric Stack as Force Sensor</a>
</p>
<blockquote>
<p>
A part of a piezoelectric stack can be used as a force sensor.
Then, the force sensors is collocated with the part of the stack used as an actuator and Integral Force Feedback control strategy can be used to add damping in the system.
This is performed on an Amplified Piezoelectric Actuator
</p>
</blockquote>
<p>
<a href="sensor-fusion-test-bench/index.html">Sensor Fusion of Inertial Sensors</a>
</p>
<blockquote>
<p>
A geophone and a accelerometer are experimentally fused together using complementary filters.
The goal is to form a <i>super sensor</i> that has better noise characteristics than the individual sensors.
</p>
</blockquote>
</div>
</div>
<div id="outline-container-org5b5cb69" class="outline-3">
<h3 id="org5b5cb69"><span class="section-number-3">3.3.</span> Vibration Table</h3>
<div class="outline-text-3" id="text-3-3">
<p>
<a href="vibration-table/index.html">Instrumented Vibration Table used for Modal Testing</a>
</p>
<blockquote>
<p>
A vibration table is developed to perform controlled modal tests.
</p>
</blockquote>
</div>
</div>
</div>
<div id="outline-container-org6f2e5c9" class="outline-2">
<h2 id="org6f2e5c9"><span class="section-number-2">4.</span> PhD Project - Nano Active Stabilization System</h2>
<div class="outline-text-2" id="text-4">
</div>
<div id="outline-container-org583b492" class="outline-3">
<h3 id="org583b492"><span class="section-number-3">4.1.</span> General Reports</h3>
<div class="outline-text-3" id="text-4-1">
<p>
<a href="nass-report-2020/index.html">NASS - Report 2020</a> <a href="nass-report-2020/index.html">NASS - Report 2020</a>
</p> </p>
<blockquote> <blockquote>
@ -276,9 +117,9 @@ General report on the NASS project made in 2020.
</div> </div>
</div> </div>
<div id="outline-container-orgb6aa9be" class="outline-3"> <div id="outline-container-org975f2b2" class="outline-3">
<h3 id="orgb6aa9be"><span class="section-number-3">4.2.</span> Measurements, Models and Test Benches</h3> <h3 id="org975f2b2"><span class="section-number-3">2.2.</span> Measurements, Models and Test Benches</h3>
<div class="outline-text-3" id="text-4-2"> <div class="outline-text-3" id="text-2-2">
<p> <p>
<a href="nass-micro-station-measurements/index.html">NASS - Micro Station Measurements</a> <a href="nass-micro-station-measurements/index.html">NASS - Micro Station Measurements</a>
</p> </p>
@ -328,9 +169,9 @@ Presentation of the short stroke metrology concept.
</div> </div>
</div> </div>
<div id="outline-container-org0b9e697" class="outline-3"> <div id="outline-container-orgc6b7ba7" class="outline-3">
<h3 id="org0b9e697"><span class="section-number-3">4.3.</span> Nano-Hexapod</h3> <h3 id="orgc6b7ba7"><span class="section-number-3">2.3.</span> Nano-Hexapod</h3>
<div class="outline-text-3" id="text-4-3"> <div class="outline-text-3" id="text-2-3">
<p> <p>
<b>Equipments</b>: <b>Equipments</b>:
</p> </p>
@ -361,17 +202,176 @@ Presentation of the short stroke metrology concept.
</div> </div>
</div> </div>
<div id="outline-container-org6e17d1e" class="outline-2"> <div id="outline-container-org1e5816e" class="outline-2">
<h2 id="org6e17d1e"><span class="section-number-2">5.</span> Double Crystal Monochromator (DCM)</h2> <h2 id="org1e5816e"><span class="section-number-2">3.</span> Double Crystal Monochromator (DCM)</h2>
<div class="outline-text-2" id="text-5"> <div class="outline-text-2" id="text-3">
<p> <p>
<a href="dcm-kinematics/index.html">Kinematics</a> <a href="dcm-kinematics/index.html">Kinematics</a>
</p> </p>
</div> </div>
</div> </div>
<div id="outline-container-orgf901a08" class="outline-2"> <div id="outline-container-org95fdc27" class="outline-2">
<h2 id="orgf901a08"><span class="section-number-2">6.</span> Notes</h2> <h2 id="org95fdc27"><span class="section-number-2">4.</span> Useful Pages / Tutorials</h2>
<div class="outline-text-2" id="text-4">
</div>
<div id="outline-container-org5755e33" class="outline-3">
<h3 id="org5755e33"><span class="section-number-3">4.1.</span> General Mechatronics</h3>
<div class="outline-text-3" id="text-4-1">
<p>
<a href="spectral-analysis/index.html">Spectral Analysis</a>
</p>
<blockquote>
<p>
Basics of spectral analysis are presented alongside the Matlab codes.
This includes:
</p>
<ul class="org-ul">
<li>power spectral density</li>
<li>cumulative power spectrum</li>
<li>noise budgeting</li>
<li>&#x2026;</li>
</ul>
</blockquote>
<p>
<a href="filters-matlab-bank/index.html">Bank of Filters using matlab</a>
</p>
<blockquote>
<p>
Several types of linear filters (low pass, high pass, notch, lead, etc.) are presented with the corresponding Matlab code.
</p>
</blockquote>
</div>
</div>
<div id="outline-container-org395a07e" class="outline-3">
<h3 id="org395a07e"><span class="section-number-3">4.2.</span> System Modeling using Simscape</h3>
<div class="outline-text-3" id="text-4-2">
<p>
<a href="simscape-fem/index.html">Finite Element Models with Simscape</a>
</p>
<blockquote>
<p>
Finite Element Models (FEM) can be included into Simscape Multi-Body models.
This document presents how to do so.
</p>
</blockquote>
<p>
<a href="stewart-simscape/docs/index.html">Stewart Platforms modeled with Simscape</a>
</p>
<blockquote>
<p>
The goal of this project is to provide a Matlab/Simscape Toolbox to study Stewart platforms.
</p>
</blockquote>
<p>
<a href="simscape-gravity/index.html">Manage Gravity within Simscape</a>
</p>
<blockquote>
<p>
Gravity can add some problems in multi-body simscape models: at the beginning of the simulation, some sag will be experience that may be unwanted.
In order to start the simulation at equilibrium, few measured can be employed that are described in this document.
</p>
</blockquote>
</div>
</div>
</div>
<div id="outline-container-orga7a59ce" class="outline-2">
<h2 id="orga7a59ce"><span class="section-number-2">5.</span> Test Benches / Experiments</h2>
<div class="outline-text-2" id="text-5">
</div>
<div id="outline-container-org9a3eeca" class="outline-3">
<h3 id="org9a3eeca"><span class="section-number-3">5.1.</span> Intrumentation Related</h3>
<div class="outline-text-3" id="text-5-1">
<p>
<a href="test-bench-piezo-amplifiers/index.html">Voltage Amplifiers for Piezoelectric Actuators</a>
</p>
<blockquote>
<p>
Voltage amplifiers for capacitive loads (piezoelectric actuators) are measured in term of dynamics from input voltage to output voltage.
Their output impedance are also measured.
</p>
</blockquote>
<p>
<a href="attocube-test-bench/index.html">Attocube</a>
</p>
<blockquote>
<p>
The Attocube (a fiber based interferometer) is tested.
Its noise characteristics as well as non-linearities are measured.
</p>
</blockquote>
</div>
</div>
<div id="outline-container-orgab8c47a" class="outline-3">
<h3 id="orgab8c47a"><span class="section-number-3">5.2.</span> Amplified Piezoelecric Actuator</h3>
<div class="outline-text-3" id="text-5-2">
<p>
<a href="test-bench-apa/index.html">Amplified Piezoelectric Actuator - Test bench and Finite Element Model</a>
</p>
<blockquote>
<p>
A test bench is used to characterise the performances of an Amplified Piezoelectric Actuator (APA).
The dynamics of the system is identified and compared with a Finite Element Model (FEM).
</p>
</blockquote>
<p>
<a href="encoder-test-bench/test-bench-encoder.html">Encoder in parallel with an Amplified Piezoelectric Actuator</a>
</p>
<blockquote>
<p>
An encoder is fixed in parallel with an amplified piezoelectric actuator.
The transfer function from the actuator to the motions measured by the encoder is identified.
</p>
</blockquote>
<p>
<a href="test-bench-force-sensor/index.html">Piezoelectric Stack as Force Sensor</a>
</p>
<blockquote>
<p>
A part of a piezoelectric stack can be used as a force sensor.
Then, the force sensors is collocated with the part of the stack used as an actuator and Integral Force Feedback control strategy can be used to add damping in the system.
This is performed on an Amplified Piezoelectric Actuator
</p>
</blockquote>
<p>
<a href="sensor-fusion-test-bench/index.html">Sensor Fusion of Inertial Sensors</a>
</p>
<blockquote>
<p>
A geophone and a accelerometer are experimentally fused together using complementary filters.
The goal is to form a <i>super sensor</i> that has better noise characteristics than the individual sensors.
</p>
</blockquote>
</div>
</div>
<div id="outline-container-org4622549" class="outline-3">
<h3 id="org4622549"><span class="section-number-3">5.3.</span> Vibration Table</h3>
<div class="outline-text-3" id="text-5-3">
<p>
<a href="vibration-table/index.html">Instrumented Vibration Table used for Modal Testing</a>
</p>
<blockquote>
<p>
A vibration table is developed to perform controlled modal tests.
</p>
</blockquote>
</div>
</div>
</div>
<div id="outline-container-orge7d2fd3" class="outline-2">
<h2 id="orge7d2fd3"><span class="section-number-2">6.</span> Notes</h2>
<div class="outline-text-2" id="text-6"> <div class="outline-text-2" id="text-6">
<ul class="org-ul"> <ul class="org-ul">
<li><a href="euspen_2020_notes/notes.html">EUSPEN - 2020 - Notes</a></li> <li><a href="euspen_2020_notes/notes.html">EUSPEN - 2020 - Notes</a></li>
@ -379,8 +379,8 @@ Presentation of the short stroke metrology concept.
</div> </div>
</div> </div>
<div id="outline-container-orgd1af59a" class="outline-2"> <div id="outline-container-org1531998" class="outline-2">
<h2 id="orgd1af59a"><span class="section-number-2">7.</span> Lectures</h2> <h2 id="org1531998"><span class="section-number-2">7.</span> Lectures</h2>
<div class="outline-text-2" id="text-7"> <div class="outline-text-2" id="text-7">
<ul class="org-ul"> <ul class="org-ul">
<li><a href="lecture-h-infinity/index.html">H-Infinity - Robust Control</a></li> <li><a href="lecture-h-infinity/index.html">H-Infinity - Robust Control</a></li>

156
index.org
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@ -96,6 +96,84 @@ Then add a new submodule with the updated url.
- [[file:dehaeze20_virtu_senso_fusio/index.org][Virtual Sensor Fusion]] - [[file:dehaeze20_virtu_senso_fusio/index.org][Virtual Sensor Fusion]]
- [[file:svd-control/index.org][SVD Control - Simscape Models]] - [[file:svd-control/index.org][SVD Control - Simscape Models]]
* Nano Active Stabilization System (NASS)
** General Reports
[[file:nass-report-2020/index.org][NASS - Report 2020]]
#+begin_quote
General report on the NASS project made in 2020.
#+end_quote
** Measurements, Models and Test Benches
[[file:nass-micro-station-measurements/index.org][NASS - Micro Station Measurements]]
#+begin_quote
This document gathers all the measurements made on the Micro-Station.
#+end_quote
[[file:nass-simscape/docs/index.org][NASS - Simscape Model]]
#+begin_quote
This document presents the Simscape model used to represent the micro-station as well as the Nano Active Stabilization System.
#+end_quote
[[file:nass-fem/index.org][NASS - Finite Element Models]]
#+begin_quote
Finite Element Models of the nano-hexapod are developed and used with Simscape to perform dynamics meaurements.
In this document, models of Amplified Piezoelectric Actuators, Flexible Joints, and Entire Stewart platform's strut are developed and tested.
#+end_quote
[[file:nass-metrology-test-bench/index.org][NASS - Metrology Concept 1]]
#+begin_quote
Presentation of the first metrology concept for the NASS.
First experimental results are presented.
#+end_quote
[[file:nass-short-stroke-metrology/short-stroke-metrology.org][NASS - Short Stroke Metrology]]
#+begin_quote
Presentation of the short stroke metrology concept.
#+end_quote
** Nano-Hexapod
*Equipments*:
- [[file:test-bench-pd200/index.org][Voltage Amplifier: PD200]]
- [[file:test-bench-vionic/index.org][Encoder: Renishaw Vionic]]
- [[file:test-bench-nass-flexible-joints/index.org][Flexible Joints]]
- [[file:test-bench-apa300ml/index.org][Amplified Piezoelectric Actuator: APA300ML]]
- [[file:nass-cabling/index.org][Control Electronics and Cabling]]
*Assembly*:
- [[file:test-bench-strut-mounting/index.org][Nano-Hexapod Struts - Assembly]]
- [[file:nass-nano-hexapod-assembly/index.html][Nano-Hexapod - Assembly]]
*Nano-Hexapod Test Benches*:
- [[file:test-bench-nano-hexapod/index.org][Nano-Hexapod on a Granite]]
- [[file:test-bench-nass-spindle/index.org][Nano-Hexapod on top of Spindle]]
* Double Crystal Monochromator (DCM)
[[file:dcm-kinematics/index.html][Kinematics]]
# [[file:dcm-stepper-calibration/index.html][Calibration of stepper motors]]
# #+begin_quote
# Analysis of stepper motors' errors is performed.
# Calibration table are computed to compensate for the repeatable errors.
# #+end_quote
# [[file:dcm-metrology/index.html][Metrology]]
# #+begin_quote
# The metrology concept is described.
# The calibration of the metrology is performed using an external metrology using the X-ray.
# #+end_quote
# [[file:dcm-feedback-control/index.html][Feedback Control]]
# #+begin_quote
# System dynamics is identified.
# Feedback control using the piezoelectric actuator is designed and experimentally validated.
# #+end_quote
# [[file:dcm-simscape-model/index.html][Multi-Body (Simscape) model]]
# #+begin_quote
# A multi-body model of the DCM is developed and used to test various control strategies and change of architecture.
# #+end_quote
* Useful Pages / Tutorials * Useful Pages / Tutorials
** General Mechatronics ** General Mechatronics
@ -182,84 +260,6 @@ The goal is to form a /super sensor/ that has better noise characteristics than
A vibration table is developed to perform controlled modal tests. A vibration table is developed to perform controlled modal tests.
#+end_quote #+end_quote
* PhD Project - Nano Active Stabilization System
** General Reports
[[file:nass-report-2020/index.org][NASS - Report 2020]]
#+begin_quote
General report on the NASS project made in 2020.
#+end_quote
** Measurements, Models and Test Benches
[[file:nass-micro-station-measurements/index.org][NASS - Micro Station Measurements]]
#+begin_quote
This document gathers all the measurements made on the Micro-Station.
#+end_quote
[[file:nass-simscape/docs/index.org][NASS - Simscape Model]]
#+begin_quote
This document presents the Simscape model used to represent the micro-station as well as the Nano Active Stabilization System.
#+end_quote
[[file:nass-fem/index.org][NASS - Finite Element Models]]
#+begin_quote
Finite Element Models of the nano-hexapod are developed and used with Simscape to perform dynamics meaurements.
In this document, models of Amplified Piezoelectric Actuators, Flexible Joints, and Entire Stewart platform's strut are developed and tested.
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[[file:nass-metrology-test-bench/index.org][NASS - Metrology Concept 1]]
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Presentation of the first metrology concept for the NASS.
First experimental results are presented.
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[[file:nass-short-stroke-metrology/short-stroke-metrology.org][NASS - Short Stroke Metrology]]
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Presentation of the short stroke metrology concept.
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** Nano-Hexapod
*Equipments*:
- [[file:test-bench-pd200/index.org][Voltage Amplifier: PD200]]
- [[file:test-bench-vionic/index.org][Encoder: Renishaw Vionic]]
- [[file:test-bench-nass-flexible-joints/index.org][Flexible Joints]]
- [[file:test-bench-apa300ml/index.org][Amplified Piezoelectric Actuator: APA300ML]]
- [[file:nass-cabling/index.org][Control Electronics and Cabling]]
*Assembly*:
- [[file:test-bench-strut-mounting/index.org][Nano-Hexapod Struts - Assembly]]
- [[file:nass-nano-hexapod-assembly/index.html][Nano-Hexapod - Assembly]]
*Nano-Hexapod Test Benches*:
- [[file:test-bench-nano-hexapod/index.org][Nano-Hexapod on a Granite]]
- [[file:test-bench-nass-spindle/index.org][Nano-Hexapod on top of Spindle]]
* Double Crystal Monochromator (DCM)
[[file:dcm-kinematics/index.html][Kinematics]]
# [[file:dcm-stepper-calibration/index.html][Calibration of stepper motors]]
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# Analysis of stepper motors' errors is performed.
# Calibration table are computed to compensate for the repeatable errors.
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# [[file:dcm-metrology/index.html][Metrology]]
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# The metrology concept is described.
# The calibration of the metrology is performed using an external metrology using the X-ray.
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# [[file:dcm-feedback-control/index.html][Feedback Control]]
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# System dynamics is identified.
# Feedback control using the piezoelectric actuator is designed and experimentally validated.
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# [[file:dcm-simscape-model/index.html][Multi-Body (Simscape) model]]
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# A multi-body model of the DCM is developed and used to test various control strategies and change of architecture.
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* Notes * Notes
- [[file:euspen_2020_notes/notes.org][EUSPEN - 2020 - Notes]] - [[file:euspen_2020_notes/notes.org][EUSPEN - 2020 - Notes]]