Animación Pistón - Cigüeñal hecho en Latex
Crear una animación de un sistema Pistón - Cigüeñal, donde aparece la biela y la deducción de la fórmula de la posición del pistón, usando solamente LaTeX.
\documentclass[aspectratio=169,14pt]{beamer} \usepackage{tikz} \usepackage{animate} \usepackage{ifthen} \newcounter{a} \setcounter{a}{0} \usetikzlibrary{arrows} \usetikzlibrary{decorations.markings} \begin{document} \frame{ \frametitle{Sistema Piston-cigüeñal} \begin{center} \begin{animateinline}[loop, poster = first]{25} \whiledo{\thea<135}{ \begin{tikzpicture}[xscale=0.5,yscale=0.5, declare function={f(\x) ={2*cos(90-10*\x)+sqrt(12.25+(2*cos(90-10*\x))^2)};}] \draw[thick,->,gray] (-3,0)--(3,0) node[below] {$x$}; % x axis \draw[thick,->,gray] (0,-3)--(0,7) node[above] {$y$}; % y axis % Crear dibujo del cigueñal \coordinate (orig) at (0,0); \draw[red, thick] (orig) circle (2 cm); % Crear dibujo de la biela \coordinate (A) at (0,{f(\thea)}); \coordinate (B) at ({2*cos(10*\thea)},{2*sin(10*\thea)}); \draw[blue] (orig) -- (B); \draw[cyan,round cap-round cap, line width=3pt] (A) -- (B); \draw[blue, thick] (B) circle (0.3 cm); % Crear dibujo del pistón \draw[gray,-, line width=1pt] (A) -- (B); \draw[blue, thick] (A) circle (0.3 cm); \coordinate (C) at (1,{0.5+f(\thea)}); \coordinate (D) at (-1,{0.5+f(\thea)}); \coordinate (E) at (-1,{-0.8+f(\thea)}); \coordinate (F) at (-0.5,{-0.5+f(\thea)}); \coordinate (G) at (0.5,{-0.5+f(\thea)}); \coordinate (H) at (1,{-0.8+f(\thea)}); \draw[gray,-, line width=1pt] (C) -- (D) -- (E) -- (F) -- (G) -- (H) -- (C); % Crear dibujo del cilindro \draw[black,-, double] (-1.2, 1.7) -- (-1.2, 6.7) -- (1.2, 6.7) --(1.2, 1.7); \end{tikzpicture} \stepcounter{a} \ifthenelse{\thea<135}{ \newframe }{ \end{animateinline} } } \end{center} } \end{document}
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