![电流互感器原理图](https://linux22.com/image/420373/%E7%94%B5%E6%B5%81%E4%BA%92%E6%84%9F%E5%99%A8%E5%8E%9F%E7%90%86%E5%9B%BE%20.png)
答案1
欢迎来到 TeX.SE。绘图是用马查为 neibie 用LaTeX
。
%% Compile and read me!
\documentclass[a4paper,12pt]{article}
\usepackage{tikz}
\usepackage{graphicx}
\usepackage{blindtext}
\begin{document}
\blindenumerate[2]
\blindtext[1]
\begin{figure}[h!]
\centering
\tikzset{every picture/.style={line width=0.75pt}} %set default line width to 0.75pt
\begin{tikzpicture}[x=0.75pt,y=0.75pt,yscale=-1,xscale=1]
%uncomment if require: \path (0,417); %set diagram left start at 0, and has height of 417
%Shape: Inductor (Air Core) [id:dp5208885195945387]
\draw [color={rgb, 255:red, 139; green, 87; blue, 42 } ,draw opacity=1 ] (147.6,108) -- (147.6,128.88) .. controls (138.79,129.18) and (131.27,132.08) .. (128.64,136.18) .. controls (126.01,140.28) and (128.81,144.75) .. (135.69,147.44) .. controls (141.06,149.51) and (148,150.36) .. (154.74,149.76) .. controls (157.37,149.76) and (159.5,148.72) .. (159.5,147.44) .. controls (159.5,146.16) and (157.37,145.12) .. (154.74,145.12) .. controls (148,144.52) and (141.06,145.37) .. (135.69,147.44) .. controls (129.97,149.85) and (126.73,153.21) .. (126.73,156.72) .. controls (126.73,160.23) and (129.97,163.59) .. (135.69,166) .. controls (141.06,168.07) and (148,168.92) .. (154.74,168.32) .. controls (157.37,168.32) and (159.5,167.28) .. (159.5,166) .. controls (159.5,164.72) and (157.37,163.68) .. (154.74,163.68) .. controls (148,163.08) and (141.06,163.93) .. (135.69,166) .. controls (129.97,168.41) and (126.73,171.77) .. (126.73,175.28) .. controls (126.73,178.79) and (129.97,182.15) .. (135.69,184.56) .. controls (141.06,186.63) and (148,187.48) .. (154.74,186.88) .. controls (157.37,186.88) and (159.5,185.84) .. (159.5,184.56) .. controls (159.5,183.28) and (157.37,182.24) .. (154.74,182.24) .. controls (148,181.64) and (141.06,182.49) .. (135.69,184.56) .. controls (128.81,187.25) and (126.01,191.72) .. (128.64,195.82) .. controls (131.27,199.92) and (138.79,202.82) .. (147.6,203.12) -- (147.6,224) ;
%Straight Lines [id:da8016455039717147]
\draw [color={rgb, 255:red, 139; green, 87; blue, 42 } ,draw opacity=1 ] (147.6,129) -- (174.5,129) ;
\draw [shift={(177.5,129)}, rotate = 180] [fill={rgb, 255:red, 139; green, 87; blue, 42 } ,fill opacity=1 ][line width=0.08] [draw opacity=0] (8.93,-4.29) -- (0,0) -- (8.93,4.29) -- cycle ;
%Straight Lines [id:da9865755377082461]
\draw [color={rgb, 255:red, 139; green, 87; blue, 42 } ,draw opacity=1 ] (177.5,129) -- (197.5,129) ;
%Straight Lines [id:da45669051030988794]
\draw [line width=2.25] (147.6,68) -- (147.6,258) ;
%Straight Lines [id:da3100751920943625]
\draw (119.6,75) -- (119.51,117.14) ;
\draw [shift={(119.5,120.14)}, rotate = 270.12] [fill={rgb, 255:red, 0; green, 0; blue, 0 } ][line width=0.08] [draw opacity=0] (8.93,-4.29) -- (0,0) -- (8.93,4.29) -- cycle ;
%Straight Lines [id:da7289527594289138]
\draw [color={rgb, 255:red, 139; green, 87; blue, 42 } ,draw opacity=1 ] (147.6,203.12) -- (191.5,203) ;
% Text Node
\draw (96,77.54) node [anchor=north west][inner sep=0.75pt] {$I_{P}$};
% Text Node
\draw (176,104.54) node [anchor=north west][inner sep=0.75pt] {$I_{S}$};
% Text Node
\draw (70,46.14) node [anchor=north west][inner sep=0.75pt] [align=left] {Main Primary Conductor};
% Text Node
\draw (178,156.14) node [anchor=north west][inner sep=0.75pt] [align=left] {Secondary Winding};
% Text Node
\draw (100,262.14) node [anchor=north west][inner sep=0.75pt] [align=left] {Circuit Symbol};
% Text Node
\draw (89,156.14) node [anchor=north west][inner sep=0.75pt] [align=left] {C.T.};
\end{tikzpicture}
\caption{A typical circuit C.T.}
\end{figure}
\end{document}