diff --git a/index.html b/index.html index 531c26f..f23ef60 100644 --- a/index.html +++ b/index.html @@ -3,7 +3,7 @@ "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> - + Mechatronics Approach for the Development of a Nano-Active-Stabilization-System @@ -17,7 +17,7 @@ UP | HOME -
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Mechatronics Approach for the Development of a Nano-Active-Stabilization-System
Dehaeze Thomas, Bonnefoy Julien, Collette Christophe @@ -42,15 +42,26 @@ The presented development approach is foreseen to be applied more frequently to

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Conference Paper (pdf)

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Conference Paper (pdf)

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Cite this work

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To cite this conference paper use the following bibTeX code.

@@ -75,7 +86,7 @@ You can also use the formatted citation below.

-Dehaeze, T., Bonnefoy, J., & Collette, C., Mechatronics approach for the development of a nano-active-stabilization-system, In MEDSI’20 (pp. ) (2021), JACoW Publishing. +Dehaeze, T., Bonnefoy, J., & Collette, C., Mechatronics approach for the development of a nano-active-stabilization-system, In MEDSI’20 (2021), JACoW Publishing.

diff --git a/index.org b/index.org index b831363..0efa01f 100644 --- a/index.org +++ b/index.org @@ -34,7 +34,7 @@ The presented development approach is foreseen to be applied more frequently to :UNNUMBERED: t :END: -* Talk ([[file:talk/dehaeze21_mechatronics_approach_nass_talk.pdf][link]]) :noexport: +* Talk ([[file:talk/dehaeze21_mechatronics_approach_nass_talk.pdf][link]]) :PROPERTIES: :UNNUMBERED: t :END: @@ -42,7 +42,7 @@ The presented development approach is foreseen to be applied more frequently to #+begin_export html #+end_export @@ -69,5 +69,5 @@ To cite this conference paper use the following bibTeX code. You can also use the formatted citation below. #+begin_quote -Dehaeze, T., Bonnefoy, J., & Collette, C., Mechatronics approach for the development of a nano-active-stabilization-system, In MEDSI'20 (pp. ) (2021), JACoW Publishing. +Dehaeze, T., Bonnefoy, J., & Collette, C., Mechatronics approach for the development of a nano-active-stabilization-system, In MEDSI'20 (2021), JACoW Publishing. #+end_quote diff --git a/talk/dehaeze21_mechatronics_approach_nass_talk.org b/talk/dehaeze21_mechatronics_approach_nass_talk.org index ff8a49d..3f78a3d 100644 --- a/talk/dehaeze21_mechatronics_approach_nass_talk.org +++ b/talk/dehaeze21_mechatronics_approach_nass_talk.org @@ -1,11 +1,11 @@ #+TITLE: Mechatronics Approach for the Development of a Nano-Active-Stabilization-System :DRAWER: -#+AUTHOR: Dehaeze Thomas, Bonnefoy Julien and Collette Christophe +#+AUTHOR: #+SUBTITLE: MEDSI2020, July 26-29, 2021 #+EMAIL: dehaeze.thomas@gmail.com #+DATE: -#+LATEX_HEADER_EXTRA: \author[shortname]{Thomas Dehaeze \inst{1,2}, Julien Bonnefoy \inst{1} \and Christophe Collette \inst{2,3}} +#+LATEX_HEADER_EXTRA: \author[shortname]{Thomas Dehaeze \inst{1,2}, Julien Bonnefoy \inst{1} and Christophe Collette \inst{2,3}} #+LATEX_HEADER_EXTRA: \institute[shortinst]{\inst{1} European Synchrotron Radiation Facility, Grenoble, France \and % #+LATEX_HEADER_EXTRA: \inst{2} Precision Mechatronics Laboratory, University of Liege, Belgium \and % #+LATEX_HEADER_EXTRA: \inst{3} BEAMS Department, Free University of Brussels, Belgium} @@ -86,7 +86,7 @@ CLOSED: [2021-07-21 mer. 21:46] \end{tikzpicture} #+end_export -** DONE Introduction - The Nano Active Stabilization System +** DONE Introduction - The Nano Active Stabilization System (NASS) CLOSED: [2021-07-06 mar. 22:48] :PROPERTIES: :UNNUMBERED: notoc @@ -201,10 +201,10 @@ CLOSED: [2021-07-08 jeu. 09:46] #+attr_latex: :width \linewidth [[file:figs/control_bandwidth_2_above_res.pdf]] -#+Beamer: }\only<3>{ +# #+Beamer: }\only<3>{ -#+attr_latex: :width \linewidth -[[file:figs/control_bandwidth_3_next_gen.pdf]] +# #+attr_latex: :width \linewidth +# [[file:figs/control_bandwidth_3_next_gen.pdf]] #+Beamer: } @@ -234,13 +234,13 @@ Limited by complex dynamics\newline Model based controller #+end_tcolorbox -#+Beamer: }\only<3>{ +# #+Beamer: }\only<3>{ -#+attr_latex: :options [title=Next-Gen Systems, fontupper=\small] -#+begin_tcolorbox -Active research topic\newline -Complex controllers -#+end_tcolorbox +# #+attr_latex: :options [title=Next-Gen Systems, fontupper=\small] +# #+begin_tcolorbox +# Active research topic\newline +# Complex controllers +# #+end_tcolorbox #+Beamer: } @@ -273,14 +273,14 @@ CLOSED: [2021-07-09 ven. 13:37] #+Beamer: \onslide<1->{ #+attr_latex: :width \linewidth -[[file:figs/nass_example_alone.pdf]] +[[file:figs/nass_example_alone_b.pdf]] \vspace{-2em} #+Beamer: }\onslide<2->{ #+attr_latex: :width \linewidth -[[file:figs/nass_example_support_uncertainty_d_L.pdf]] +[[file:figs/nass_example_support_uncertainty_d_L_b.pdf]] #+Beamer: } @@ -317,7 +317,7 @@ CLOSED: [2021-07-09 ven. 15:51] #+attr_latex: :options [title=Low Authority Control] #+begin_tcolorbox - Collocated sensors/actuators -- Guaranteed Stability +- Guaranteed Stability, simple $K$ - Adds damping - $\searrow$ vibration near resonances #+end_tcolorbox @@ -331,8 +331,8 @@ CLOSED: [2021-07-09 ven. 15:51] #+begin_tcolorbox - Position sensors - Complex dynamics -- $\searrow$ vibration in the bandwidth - Use transformation matrices +- $\searrow$ vibration in the bandwidth #+end_tcolorbox ** DONE Multi-Body Models - Simulations @@ -529,30 +529,30 @@ CLOSED: [2021-07-22 jeu. 10:12] \vspace{-2em} *** Column :BMCOL: :PROPERTIES: -:BEAMER_col: 0.5 +:BEAMER_col: 0.45 :END: #+attr_latex: :width 0.95\linewidth [[file:figs/received_flexible_joints.jpg]] #+attr_latex: :width 0.95\linewidth -[[file:figs/soft_measure_flex_size.jpg]] +[[file:figs/flexible_joint_bench.pdf]] *** Column :BMCOL: :PROPERTIES: :BEAMER_col: 0.55 :END: -\vspace{-1.5em} - -#+attr_latex: :width 0.8\linewidth -[[file:figs/flexible_joint_bench.pdf]] - -\vspace{-1em} - #+attr_latex: :width 0.9\linewidth [[file:figs/flex_joint_meas_example_F_d_lin_fit.pdf]] +#+attr_latex: :options [title=Other Measurement Benches] +#+begin_tcolorbox +- Amplifier Output Noise and Bandwidth +- Encoder Measurement Noise +- DAC Output Noise +#+end_tcolorbox + ** DONE Amplified Piezoelectric Actuator - Test Bench CLOSED: [2021-07-21 mer. 15:26] @@ -574,7 +574,7 @@ CLOSED: [2021-07-21 mer. 15:26] \end{tikzpicture} #+end_export -** DONE Amplified Piezoelectric Actuator - Extracted Model +** DONE Amplified Piezoelectric Actuator - Measured FRF and Extracted Model CLOSED: [2021-07-21 mer. 15:27] #+attr_latex: :width \linewidth @@ -700,7 +700,7 @@ CLOSED: [2021-07-21 mer. 17:43] #+attr_latex: :width \linewidth [[file:figs/mounted_nano_hexapod_picture.jpg]] -** DONE Nano-Hexapod - Identified Dynamics +** DONE Nano-Hexapod - Identified Dynamics (Diagonal elements) CLOSED: [2021-07-22 jeu. 16:17] \vspace{-1em} diff --git a/talk/dehaeze21_mechatronics_approach_nass_talk.pdf b/talk/dehaeze21_mechatronics_approach_nass_talk.pdf index af47adf..fb67212 100644 Binary files a/talk/dehaeze21_mechatronics_approach_nass_talk.pdf and b/talk/dehaeze21_mechatronics_approach_nass_talk.pdf differ diff --git a/talk/dehaeze21_mechatronics_approach_nass_talk.tex b/talk/dehaeze21_mechatronics_approach_nass_talk.tex index c1c81eb..0032486 100644 --- a/talk/dehaeze21_mechatronics_approach_nass_talk.tex +++ b/talk/dehaeze21_mechatronics_approach_nass_talk.tex @@ -1,4 +1,4 @@ -% Created 2021-07-22 jeu. 23:48 +% Created 2021-07-27 mar. 08:42 % Intended LaTeX compiler: pdflatex \documentclass[aspectratio=169, t]{clean-beamer} \usepackage[utf8]{inputenc} @@ -21,7 +21,7 @@ \usepackage{array} \usepackage{siunitx} \usepackage{mathtools} -\author[shortname]{Thomas Dehaeze \inst{1,2}, Julien Bonnefoy \inst{1} \and Christophe Collette \inst{2,3}} +\author[shortname]{Thomas Dehaeze \inst{1,2}, Julien Bonnefoy \inst{1} and Christophe Collette \inst{2,3}} \institute[shortinst]{\inst{1} European Synchrotron Radiation Facility, Grenoble, France \and % \inst{2} Precision Mechatronics Laboratory, University of Liege, Belgium \and % \inst{3} BEAMS Department, Free University of Brussels, Belgium} @@ -45,12 +45,11 @@ \setbeamertemplate{bibliography item}[text] \DeclareSIUnit\rms{rms} \usetheme{default} -\author{Dehaeze Thomas, Bonnefoy Julien and Collette Christophe} \date{} \title{Mechatronics Approach for the Development of a Nano-Active-Stabilization-System} \subtitle{MEDSI2020, July 26-29, 2021} \hypersetup{ - pdfauthor={Dehaeze Thomas, Bonnefoy Julien and Collette Christophe}, + pdfauthor={}, pdftitle={Mechatronics Approach for the Development of a Nano-Active-Stabilization-System}, pdfkeywords={}, pdfsubject={}, @@ -61,8 +60,8 @@ \maketitle \section*{Introduction} -\label{sec:org2f2f7e5} -\begin{frame}[label={sec:org7a284a6}]{The ID31 Micro Station} +\label{sec:orgdabb222} +\begin{frame}[label={sec:org75433ab}]{The ID31 Micro Station} \begin{center} \includegraphics[scale=1,width=0.95\linewidth]{figs/micro_hexapod_render.pdf} \end{center} @@ -73,7 +72,7 @@ \end{tikzpicture} \end{frame} -\begin{frame}[label={sec:org5dbf487}]{Introduction - The Nano Active Stabilization System} +\begin{frame}[label={sec:orga898a71}]{Introduction - The Nano Active Stabilization System (NASS)} \textbf{Objective}: Improve the position accuracy from \(\approx 10\,\mu m\) down to \(\approx 10\,nm\) \newline \textbf{Design approach}: ``Model based design'' / ``Predictive Design'' @@ -82,21 +81,21 @@ \end{center} \end{frame} -\begin{frame}[label={sec:org8665237}]{Overview of the Mechatronic Approach - Model Based Design} +\begin{frame}[label={sec:org9574917}]{Overview of the Mechatronic Approach - Model Based Design} \begin{center} \includegraphics[scale=1,width=\linewidth]{figs/nass_mechatronics_approach.png} \end{center} \end{frame} \section{Conceptual Phase} -\label{sec:org0e45181} -\begin{frame}[label={sec:org66fab8a}]{Outline - Conceptual Phase} +\label{sec:org62eb09b} +\begin{frame}[label={sec:orgd53fdb4}]{Outline - Conceptual Phase} \begin{center} \includegraphics[scale=1,width=\linewidth]{figs/nass_mechatronics_approach_conceptual_phase.pdf} \end{center} \end{frame} -\begin{frame}[label={sec:org5582b03}]{Feedback Control - The Control Loop} +\begin{frame}[label={sec:orgf99643e}]{Feedback Control - The Control Loop} \vspace{-1em} \begin{center} @@ -127,7 +126,7 @@ \end{columns} \end{frame} -\begin{frame}[label={sec:org95d167f}]{Noise Budgeting and Required Control Bandwidth} +\begin{frame}[label={sec:orge603014}]{Noise Budgeting and Required Control Bandwidth} \vspace{-1em} \begin{center} @@ -135,7 +134,7 @@ \end{center} \end{frame} -\begin{frame}[label={sec:orgce8e920}]{Limitation of the Controller Bandwidth?} +\begin{frame}[label={sec:org1a8d575}]{Limitation of the Controller Bandwidth?} \begin{columns} \begin{column}{0.6\columnwidth} \vspace{-2em} @@ -152,12 +151,6 @@ \includegraphics[scale=1,width=\linewidth]{figs/control_bandwidth_2_above_res.pdf} \end{center} -}\only<3>{ - -\begin{center} -\includegraphics[scale=1,width=\linewidth]{figs/control_bandwidth_3_next_gen.pdf} -\end{center} - } \end{column} @@ -182,19 +175,12 @@ Limited by complex dynamics\newline Model based controller \end{tcolorbox} -}\only<3>{ - -\begin{tcolorbox}[title=Next-Gen Systems, fontupper=\small] -Active research topic\newline -Complex controllers -\end{tcolorbox} - } \end{column} \end{columns} \end{frame} -\begin{frame}[label={sec:orge61676f}]{Soft or Stiff \(\nu\text{-hexapod}\) ? Interaction with the \(\mu\text{-station}\)} +\begin{frame}[label={sec:org239155a}]{Soft or Stiff \(\nu\text{-hexapod}\) ? Interaction with the \(\mu\text{-station}\)} \vspace{-3em} \begin{columns} \begin{column}{0.3\columnwidth} @@ -217,7 +203,7 @@ Complex controllers \onslide<1->{ \begin{center} -\includegraphics[scale=1,width=\linewidth]{figs/nass_example_alone.pdf} +\includegraphics[scale=1,width=\linewidth]{figs/nass_example_alone_b.pdf} \end{center} \vspace{-2em} @@ -225,7 +211,7 @@ Complex controllers }\onslide<2->{ \begin{center} -\includegraphics[scale=1,width=\linewidth]{figs/nass_example_support_uncertainty_d_L.pdf} +\includegraphics[scale=1,width=\linewidth]{figs/nass_example_support_uncertainty_d_L_b.pdf} \end{center} } @@ -233,7 +219,7 @@ Complex controllers \end{columns} \end{frame} -\begin{frame}[label={sec:orgfa52d1c}]{Complexity of the Micro-Station Dynamics (Model Analysis)} +\begin{frame}[label={sec:orgeb9ee99}]{Complexity of the Micro-Station Dynamics (Model Analysis)} \vspace{-1em} \begin{center} @@ -246,7 +232,7 @@ Complex controllers \end{tikzpicture} \end{frame} -\begin{frame}[label={sec:org82c9a46}]{Control Strategy: HAC-LAC} +\begin{frame}[label={sec:orgb8ddd28}]{Control Strategy: HAC-LAC} \vspace{-0.5em} \begin{center} @@ -260,7 +246,7 @@ Complex controllers \begin{tcolorbox}[title=Low Authority Control] \begin{itemize} \item Collocated sensors/actuators -\item Guaranteed Stability +\item Guaranteed Stability, simple \(K\) \item Adds damping \item \(\searrow\) vibration near resonances \end{itemize} @@ -272,15 +258,15 @@ Complex controllers \begin{itemize} \item Position sensors \item Complex dynamics -\item \(\searrow\) vibration in the bandwidth \item Use transformation matrices +\item \(\searrow\) vibration in the bandwidth \end{itemize} \end{tcolorbox} \end{column} \end{columns} \end{frame} -\begin{frame}[label={sec:org8694100}]{Multi-Body Models - Simulations} +\begin{frame}[label={sec:org0579a05}]{Multi-Body Models - Simulations} \begin{center} \includegraphics[scale=1,width=\linewidth]{figs/simscape_simulation.jpg} \end{center} @@ -302,14 +288,14 @@ Complex controllers \end{frame} \section{Detail Design Phase} -\label{sec:orgff27fa3} -\begin{frame}[label={sec:orgf7e1c30}]{Outline - Detail Design Phase} +\label{sec:orga9ae877} +\begin{frame}[label={sec:org1b0984d}]{Outline - Detail Design Phase} \begin{center} \includegraphics[scale=1,width=\linewidth]{figs/nass_mechatronics_approach_detailed_phase.pdf} \end{center} \end{frame} -\begin{frame}[label={sec:org133ceaa}]{Nano-Hexapod Overview - Key elements} +\begin{frame}[label={sec:org1f20e49}]{Nano-Hexapod Overview - Key elements} \vspace{-1.5em} \begin{center} @@ -329,7 +315,7 @@ Complex controllers \end{tcolorbox} \end{frame} -\begin{frame}[label={sec:org276a69c}]{Choice of Actuator and Flexible Joint Design} +\begin{frame}[label={sec:orge2a3011}]{Choice of Actuator and Flexible Joint Design} \vspace{-2em} \begin{columns} \begin{column}{0.5\columnwidth} @@ -384,7 +370,7 @@ Bending Stroke & \SI{> 1}{\milli\radian} & 20\\ \end{columns} \end{frame} -\begin{frame}[label={sec:org27824a6}]{Instrumentation} +\begin{frame}[label={sec:orgc5a1632}]{Instrumentation} \vspace{-1em} \begin{columns} @@ -475,43 +461,43 @@ All elements could be chosen/design based on the models \end{frame} \section{Experimental Phase} -\label{sec:orgbc8949c} -\begin{frame}[label={sec:org6e7483a}]{Outline - Experimental Phase} +\label{sec:org000fc13} +\begin{frame}[label={sec:org5a3d17b}]{Outline - Experimental Phase} \begin{center} \includegraphics[scale=1,width=\linewidth]{figs/nass_mechatronics_approach_experimental_phase.red.pdf} \end{center} \end{frame} -\begin{frame}[label={sec:org2b19437}]{Flexible Joints - Measurements} +\begin{frame}[label={sec:orge94eaf3}]{Flexible Joints - Measurements} \vspace{-2em} \begin{columns} -\begin{column}{0.5\columnwidth} +\begin{column}{0.45\columnwidth} \begin{center} \includegraphics[scale=1,width=0.95\linewidth]{figs/received_flexible_joints.jpg} \end{center} \begin{center} -\includegraphics[scale=1,width=0.95\linewidth]{figs/soft_measure_flex_size.jpg} +\includegraphics[scale=1,width=0.95\linewidth]{figs/flexible_joint_bench.pdf} \end{center} \end{column} \begin{column}{0.55\columnwidth} -\vspace{-1.5em} - -\begin{center} -\includegraphics[scale=1,width=0.8\linewidth]{figs/flexible_joint_bench.pdf} -\end{center} - -\vspace{-1em} - \begin{center} \includegraphics[scale=1,width=0.9\linewidth]{figs/flex_joint_meas_example_F_d_lin_fit.pdf} \end{center} + +\begin{tcolorbox}[title=Other Measurement Benches] +\begin{itemize} +\item Amplifier Output Noise and Bandwidth +\item Encoder Measurement Noise +\item DAC Output Noise +\end{itemize} +\end{tcolorbox} \end{column} \end{columns} \end{frame} -\begin{frame}[label={sec:org96a6b68}]{Amplified Piezoelectric Actuator - Test Bench} +\begin{frame}[label={sec:org518f2db}]{Amplified Piezoelectric Actuator - Test Bench} \vspace{-1em} \begin{center} @@ -530,13 +516,13 @@ All elements could be chosen/design based on the models \end{tikzpicture} \end{frame} -\begin{frame}[label={sec:orge87ad99}]{Amplified Piezoelectric Actuator - Extracted Model} +\begin{frame}[label={sec:org749c413}]{Amplified Piezoelectric Actuator - Measured FRF and Extracted Model} \begin{center} \includegraphics[scale=1,width=\linewidth]{figs/apa_comp_model_frf.pdf} \end{center} \end{frame} -\begin{frame}[label={sec:org7af7fba}]{Amplified Piezoelectric Actuator - Integral Force Feedback} +\begin{frame}[label={sec:org1d672c7}]{Amplified Piezoelectric Actuator - Integral Force Feedback} \vspace{-3em} \begin{columns} \begin{column}{0.62\columnwidth} @@ -557,7 +543,7 @@ All elements could be chosen/design based on the models \end{columns} \end{frame} -\begin{frame}[label={sec:orgc496afb}]{Strut - Mounting Tool} +\begin{frame}[label={sec:org7b5008c}]{Strut - Mounting Tool} \vspace{-2.5em} \begin{columns} \begin{column}{0.63\columnwidth} @@ -578,7 +564,7 @@ All elements could be chosen/design based on the models \end{column} \end{columns} \end{frame} -\begin{frame}[label={sec:orgaec0a8a}]{Strut - Dynamical Measurements} +\begin{frame}[label={sec:orgc1ecd2e}]{Strut - Dynamical Measurements} \vspace{-1em} \begin{center} @@ -598,7 +584,7 @@ All elements could be chosen/design based on the models \end{tikzpicture} \end{frame} -\begin{frame}[label={sec:org965cd42}]{Strut - Encoders Output and Spurious Modes} +\begin{frame}[label={sec:org8ce2d42}]{Strut - Encoders Output and Spurious Modes} \vspace{-3em} \begin{columns} \begin{column}{0.43\columnwidth} @@ -624,7 +610,7 @@ All elements could be chosen/design based on the models \end{columns} \end{frame} -\begin{frame}[label={sec:orgda21de8}]{Nano-Hexapod Mounting Tool} +\begin{frame}[label={sec:orgb6be716}]{Nano-Hexapod Mounting Tool} \begin{center} \includegraphics[scale=1,width=0.9\linewidth]{figs/nano_hexapod_mounting.JPG} \end{center} @@ -635,7 +621,7 @@ All elements could be chosen/design based on the models \end{tikzpicture} \end{frame} -\begin{frame}[label={sec:org79abb20}]{Mounted Nano-Hexapod} +\begin{frame}[label={sec:org281520e}]{Mounted Nano-Hexapod} \vspace{-1em} \begin{center} @@ -643,7 +629,7 @@ All elements could be chosen/design based on the models \end{center} \end{frame} -\begin{frame}[label={sec:orgf59950c}]{Nano-Hexapod - Identified Dynamics} +\begin{frame}[label={sec:org351990a}]{Nano-Hexapod - Identified Dynamics (Diagonal elements)} \vspace{-1em} \begin{center} @@ -651,7 +637,7 @@ All elements could be chosen/design based on the models \end{center} \end{frame} -\begin{frame}[label={sec:org00f7894}]{Nano-Hexapod - Damped Dynamics} +\begin{frame}[label={sec:org18b6334}]{Nano-Hexapod - Damped Dynamics} \vspace{-1em} \begin{center} @@ -659,7 +645,7 @@ All elements could be chosen/design based on the models \end{center} \end{frame} -\begin{frame}[label={sec:org89187a0}]{The Nano-Hexapod on top of the Micro-Station} +\begin{frame}[label={sec:org79d4d53}]{The Nano-Hexapod on top of the Micro-Station} \vspace{-0.5em} \only<1>{ @@ -678,8 +664,8 @@ All elements could be chosen/design based on the models \end{frame} \section{Conclusion} -\label{sec:orgcce0f41} -\begin{frame}[label={sec:org905c81b}]{Conclusion} +\label{sec:org5c1e008} +\begin{frame}[label={sec:orgd50b8eb}]{Conclusion} \begin{columns} \begin{column}{0.4\columnwidth} \textbf{Mechatronics Approach}: diff --git a/talk/figs/apa_comp_model_frf.pdf b/talk/figs/apa_comp_model_frf.pdf index 241d042..2e3e85c 100644 Binary files a/talk/figs/apa_comp_model_frf.pdf and b/talk/figs/apa_comp_model_frf.pdf differ diff --git a/talk/figs/apa_comp_model_frf.svg b/talk/figs/apa_comp_model_frf.svg index b5e2ca5..eebaab9 100644 Binary files a/talk/figs/apa_comp_model_frf.svg and b/talk/figs/apa_comp_model_frf.svg differ diff --git a/talk/figs/control_bandwidth_1_classical.pdf b/talk/figs/control_bandwidth_1_classical.pdf index f7910b3..ae4109c 100644 Binary files a/talk/figs/control_bandwidth_1_classical.pdf and 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