{"id":5917,"date":"2022-06-10T16:55:07","date_gmt":"2022-06-10T07:55:07","guid":{"rendered":"http:\/\/ftz.myds.me\/wordpress\/?p=5917"},"modified":"2023-01-01T12:39:48","modified_gmt":"2023-01-01T03:39:48","slug":"%ec%9d%b8%eb%8d%95%ed%84%b4%ec%8a%a4-%ec%a0%95%ec%a0%84%ec%9a%a9%eb%9f%89-%ed%8a%b9%ec%84%b1-%ec%9e%84%ed%94%bc%eb%8d%98%ec%8a%a4","status":"publish","type":"post","link":"http:\/\/ftz.myds.me\/wordpress\/%ec%9d%b8%eb%8d%95%ed%84%b4%ec%8a%a4-%ec%a0%95%ec%a0%84%ec%9a%a9%eb%9f%89-%ed%8a%b9%ec%84%b1-%ec%9e%84%ed%94%bc%eb%8d%98%ec%8a%a4\/","title":{"rendered":"\uc778\ub355\ud134\uc2a4\u2055"},"content":{"rendered":"\n<p><meta charset=\"utf-8\">[acf field=ver]\u2605[acf field=rate]![acf field=edited] <\/p>\n\n\n\n<h6><a href=\"http:\/\/ftz.myds.me\/wordpress\/%EC%9D%B8%EB%8D%95%ED%84%B4%EC%8A%A4-%EC%A0%95%EC%A0%84%EC%9A%A9%EB%9F%89-%ED%8A%B9%EC%84%B1-%EC%9E%84%ED%94%BC%EB%8D%98%EC%8A%A4\/\">\uc778\ub355\ud134\uc2a4<\/a>\/<a href=\"http:\/\/ftz.myds.me\/wordpress\/3%EC%83%81-1%ED%9A%8C%EC%84%A0-1%EC%84%A0%EB%8B%B9-%EC%9E%91%EC%9A%A9-%EC%9D%B8%EB%8D%95%ED%84%B4%EC%8A%A4\/\">3\uc0c1 1\ud68c\uc120 1\uc120\ub2f9 \uc791\uc6a9 \uc778\ub355\ud134\uc2a4<\/a>\/<br><a href=\"http:\/\/ftz.myds.me\/wordpress\/%ec%a0%95%ec%a0%84%ec%9a%a9%eb%9f%89\/\">\uc815\uc804\uc6a9\ub7c9<\/a>\/<a href=\"http:\/\/ftz.myds.me\/wordpress\/%EC%A0%95%EC%A0%84%EC%9A%A9%EB%9F%89-%EB%AC%B8%EC%A0%9C1\/\">\uc608\uc81c1<\/a>\/<a href=\"http:\/\/ftz.myds.me\/wordpress\/%EC%A0%95%EC%A0%84%EC%9A%A9%EB%9F%89-%EB%AC%B8%EC%A0%9C2%E2%81%95\/\">\uc608\uc81c2<\/a>\/<br><a href=\"http:\/\/ftz.myds.me\/wordpress\/%ed%8a%b9%ec%84%b1-%ec%9e%84%ed%94%bc%eb%8d%98%ec%8a%a4\/\">\ud2b9\uc131 \uc784\ud53c\ub358\uc2a4<\/a><\/h6>\n\n\n\n<p class=\"has-text-align-right\"><strong>\uc778\ub355\ud134\uc2a4, \uc815\uc804\uc6a9\ub7c9, \ud2b9\uc131 \uc784\ud53c\ub358\uc2a4<\/strong><\/p>\n\n\n\n<blockquote class=\"wp-block-quote\"><p>\uac00\uacf5\uc1a1\uc804\uc120\uacfc \uc9c0\uc911\ucf00\uc774\ube14\uc5d0 \ub300\ud558\uc5ec \uc778\ub355\ud134\uc2a4\uc640 \uc815\uc804\uc6a9\ub7c9\uc744 \ube44\uad50 \uc124\uba85\ud558\uc2dc\uc624.<\/p><\/blockquote>\n\n\n\n<blockquote class=\"wp-block-quote\"><p>\ud30c\ub3d9 \uc784\ud53c\ub358\uc2a4\uac00 400[\u03a9]\uc778 \uac00\uacf5\uc1a1\uc804\uc120\uc758 1[km]\ub2f9 \uc815\uc804\uc6a9\ub7c9\uacfc \uc778\ub355\ud134\uc2a4\ub97c \uad6c\ud558\uc2dc\uc624.<\/p><\/blockquote>\n\n\n\n<blockquote class=\"wp-block-quote\"><p>\uc774\uc0c1\uc804\uc555\uc758 \ubc1c\uc0dd\uacfc \uc804\ud30c\uacfc\uc815\uc5d0\uc11c \ub098\uc624\ub294 \uc9c4\ud589\ud30c\uc758 \uae30\ubcf8\uc218\uc2dd\uc744 \uc720\ub3c4\ud558\uace0 \ud30c\ub3d9\uc784\ud53c\ub358\uc2a4 \ubc0f \uc804\ud30c\uc18d\ub3c4\ub97c \uad6c\ud558\uc2dc\uc624.<\/p><\/blockquote>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"1024\" height=\"85\" src=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/10\/90-3.png\" alt=\"\" class=\"wp-image-16453\" srcset=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/10\/90-3.png 1024w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/10\/90-3-300x25.png 300w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/10\/90-3-768x64.png 768w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h3><strong>\uc778\ub355\ud134\uc2a4<\/strong><\/h3>\n\n\n\n<h3>\ub2e8\uc77c \ub3c4\uccb4\uc758 \uc778\ub355\ud134\uc2a4<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"1024\" height=\"410\" src=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/10\/\u1103\u1161\u11ab\u110b\u1175\u11af\u1103\u1169\u110e\u1166\u110b\u1174-\u110b\u1175\u11ab\u1103\u1165\u11a8\u1110\u1165\u11ab\u1109\u1173.png\" alt=\"\" class=\"wp-image-16454\" srcset=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/10\/\u1103\u1161\u11ab\u110b\u1175\u11af\u1103\u1169\u110e\u1166\u110b\u1174-\u110b\u1175\u11ab\u1103\u1165\u11a8\u1110\u1165\u11ab\u1109\u1173.png 1024w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/10\/\u1103\u1161\u11ab\u110b\u1175\u11af\u1103\u1169\u110e\u1166\u110b\u1174-\u110b\u1175\u11ab\u1103\u1165\u11a8\u1110\u1165\u11ab\u1109\u1173-300x120.png 300w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/10\/\u1103\u1161\u11ab\u110b\u1175\u11af\u1103\u1169\u110e\u1166\u110b\u1174-\u110b\u1175\u11ab\u1103\u1165\u11a8\u1110\u1165\u11ab\u1109\u1173-768x308.png 768w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption>\ub2e8\uc77c\ub3c4\uccb4\uc758 \uc778\ub355\ud134\uc2a4<\/figcaption><\/figure>\n\n\n\n<p>1) \ub0b4\ubd80 \uc778\ub355\ud134\uc2a4(0~r)<\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[L_{in}=0.05\\]<script src='http:\/\/ftz.myds.me\/wordpress\/wp-includes\/js\/dist\/vendor\/regenerator-runtime.min.js?ver=0.13.9' id='regenerator-runtime-js'><\/script>\n<script src='http:\/\/ftz.myds.me\/wordpress\/wp-includes\/js\/dist\/vendor\/wp-polyfill.min.js?ver=3.15.0' id='wp-polyfill-js'><\/script>\n<script src='http:\/\/ftz.myds.me\/wordpress\/wp-includes\/js\/dist\/hooks.min.js?ver=4169d3cf8e8d95a3d6d5' id='wp-hooks-js'><\/script>\n<script src='http:\/\/ftz.myds.me\/wordpress\/wp-includes\/js\/dist\/i18n.min.js?ver=9e794f35a71bb98672ae' id='wp-i18n-js'><\/script>\n<script id='wp-i18n-js-after'>\nwp.i18n.setLocaleData( { 'text direction\\u0004ltr': [ 'ltr' ] } );\n<\/script>\n<script  async src='https:\/\/cdnjs.cloudflare.com\/ajax\/libs\/mathjax\/2.7.7\/MathJax.js?config=TeX-MML-AM_CHTML' id='mathjax-js'><\/script>\n<\/div>\n\n\n\n<p>2) \uc678\ubd80 \uc778\ub355\ud134\uc2a4(r~D)<\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[L_{ext}=0.4605log_{10}\\frac{D}{r}\\]<\/div>\n\n\n\n<p>3) \ub2e8\uc77c \ub3c4\uccb4\uc758 \uc778\ub355\ud134\uc2a4<\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[L=0.05+0.4605log_{10}\\frac{D}{r}[mH\/\u339e]\\]<\/div>\n\n\n\n<p>\u203b \ub3c4\uccb4\uc5d0 \uade0\uc77c\ud558\uac8c \uc804\ub958\uac00 \ud750\ub974\ub294 \uacbd\uc6b0\ub85c \ud574\uc11d<\/p>\n\n\n\n<h4>1) \ub0b4\ubd80 \uc790\uacc4 \ubc0f \uc790\uc18d\ubc00\ub3c4<\/h4>\n\n\n\n<p>\uc804\ub958\ubc00\ub3c4\uac00 \uade0\uc77c\ud55c \uc870\uac74\uc5d0\uc11c<\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[\\pi r^2:\\pi\\rho^2=I:I&#8217;\\to I&#8217;=\\frac{\\rho^2}{r^2}\\times I\\]\n\\[\\oint_{l}\\vec{H}\\cdot\\vec{dl}=I&#8217;\\]<\/div>\n\n\n\n<p class=\"has-text-align-center\">(\ud3d0\uacbd\ub85c\uc758 \ubc18\uc9c0\ub984\uc744 \u03c1\ub77c\uace0 \ud558\uba74)<\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[H\\times 2\\pi \\rho =\\frac{\\rho^2}{r^2}\\times I\\to H=\\frac{\\rho I}{2\\pi r^2}\\]\n\\[\\to B=\\frac{\\mu_0\\rho I}{2\\pi r^2}\\]<\/div>\n\n\n\n<h4>2) \uc678\ubd80\uc790\uacc4 \ubc0f \uc790\uc18d\ubc00\ub3c4<\/h4>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[\\oint_{l}\\vec{H}\\cdot\\vec{dl}=I\\]<\/div>\n\n\n\n<p class=\"has-text-align-center\"><meta charset=\"utf-8\">(\ud3d0\uacbd\ub85c\uc758 \ubc18\uc9c0\ub984\uc744 \u03c1\ub77c\uace0 \ud558\uba74)<\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[H\\times 2\\pi\\rho = I\\to H=\\frac{I}{2\\pi\\rho}\\to B=\\frac{\\mu_0 I}{2\\pi\\rho}\\]<\/div>\n\n\n\n<h4>3) \ub0b4\ubd80 \uc778\ub355\ud134\uc2a4(\uc790\uacc4\uc5d0\ub108\uc9c0 \ubc00\ub3c4)<\/h4>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[\\omega=\\frac{B^2}{2\\mu_0}[j\/m^3]\\]\n\\[W=\\int_{V}\\frac{B^2}{2\\mu_0}dV=\\frac{1}{2\\mu_0}\\int^1_0\\int^{2\\pi}_0\\int^r_0(\\frac{\\mu_0\\rho I}{2\\pi r^2})^2 \\rho d\\rho d\\phi dz\\]\\[=\\frac{1}{2\\mu_0}\\times \\frac{\\mu^2_0I^2}{4\\pi^2r^4}\\times \\frac{1}{4}r^4\\times2\\pi\\times 1\\]<\/div>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[=\\frac{1}{2}(\\frac{\\mu_0}{8\\pi})\\times I^2=\\frac{1}{2}L_{in}I^2\\to L_{in}\\]\n\\[=\\frac{\\mu_0}{8\\pi}=0.05[mH\/\u339e]\\]<\/div>\n\n\n\n<h4>4) \uc678\ubd80 \uc778\ub355\ud134\uc2a4<\/h4>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[\\Phi=\\int_{s}\\vec{B}\\cdot\\vec{ds}=\\int^1_0\\int^D_r\\frac{\\mu_0I}{2\\pi\\rho}d\\rho dz\\]\n\\[=\\frac{\\mu_0I}{2\\pi}\\times ln\\frac{D}{r}\\times 1\\]<\/div>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[L_{ext}=\\frac{\\Phi}{I}=\\frac{\\mu_0}{2\\pi}ln\\frac{D}{r}[H\/m]\\]\n\\[=0.4605log_{10}\\frac{D}{r}[mH\/\u339e]\\]<\/div>\n\n\n\n<p>\uc8fc\ud30c\uc218\uac00 \ub9e4\uc6b0 \ud070 \uacbd\uc6b0\uc5d0 \ud45c\ud53c\ud6a8\uacfc\ub85c \uc778\ud558\uc5ec \ubaa8\ub4e0 \uc804\ub958\uac00 \ub3c4\uccb4\ud45c\uba74\uc5d0\ub9cc \ud750\ub974\ub294 \uacbd\uc6b0\ub294 \ub0b4\ubd80 \uc790\uacc4\uac00 \uc874\uc7ac\ud558\uc9c0 \uc54a\uae30 \ub54c\ubb38\uc5d0 \ub0b4\ubd80 \uc778\ub355\ud134\uc2a4\ub294 \uc874\uc7ac\ud558\uc9c0 \uc54a\ub294\ub2e4.<\/p>\n\n\n\n<p>\ub3c4\uccb4\uc758 \ub0b4\ubd80\uc5d0 \uc804\ub958\uac00 \ubd84\ud3ec\ud558\ub354\ub77c\ub3c4 \uadf8 \uac12\uc774 \uc678\ubd80\uc758 \uac12\uc5d0 \ube44\ud574\uc11c \ub9e4\uc6b0 \uc791\uae30 \ub54c\ubb38\uc5d0 \uac1c\ub7b5\uc801\uc778 \uc778\ub355\ud134\uc2a4\ub97c \uad6c\ud560 \ub54c \uc0dd\ub7b5\ud558\ub294 \uacbd\uc6b0\uac00 \ub9ce\ub2e4.<\/p>\n\n\n\n<h3>\ub2e4\ub3c4\uccb4(\ubcf5\ub3c4\uccb4)\uc758 \uc778\ub355\ud134\uc2a4<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"1024\" height=\"522\" src=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/10\/\u1103\u1161\u1103\u1169\u110e\u1166\u1107\u1169\u11a8\u1103\u1169\u110e\u1166\u110b\u1174-\u110b\u1175\u11ab\u1103\u1165\u11a8\u1110\u1165\u11ab\u1109\u1173.png\" alt=\"\" class=\"wp-image-16455\" srcset=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/10\/\u1103\u1161\u1103\u1169\u110e\u1166\u1107\u1169\u11a8\u1103\u1169\u110e\u1166\u110b\u1174-\u110b\u1175\u11ab\u1103\u1165\u11a8\u1110\u1165\u11ab\u1109\u1173.png 1024w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/10\/\u1103\u1161\u1103\u1169\u110e\u1166\u1107\u1169\u11a8\u1103\u1169\u110e\u1166\u110b\u1174-\u110b\u1175\u11ab\u1103\u1165\u11a8\u1110\u1165\u11ab\u1109\u1173-300x153.png 300w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/10\/\u1103\u1161\u1103\u1169\u110e\u1166\u1107\u1169\u11a8\u1103\u1169\u110e\u1166\u110b\u1174-\u110b\u1175\u11ab\u1103\u1165\u11a8\u1110\u1165\u11ab\u1109\u1173-768x392.png 768w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption>\ub2e4\ub3c4\uccb4(\ubcf5\ub3c4\uccb4)\uc758 \uc778\ub355\ud134\uc2a4<\/figcaption><\/figure>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[L=\\frac{0.05}{n}+0.4605log_{10}\\frac{D}{r_e}[mH\/\u339e]\\]\n\\[r_e=\\sqrt[n]{r\\times S^{n-1}}\\]<\/div>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[r:\uc18c\ub3c4\uccb4 \ubc18\uc9c0\ub984\\]\\[S:\uc18c\ub3c4\uccb4\uc758 \ub4f1\uac00\uac70\ub9ac\\]\n\\[S=\\sqrt[6]{d^4\\times(\\sqrt{2}d)^2}\\cdot\\cdot\\cdot 4\ub3c4\uccb4\\]\n\\[S=\\sqrt[15]{d^6\\times(\\sqrt{2}d)^3\\times (\\sqrt{3}d)^6}\\cdot\\cdot\\cdot 6\ub3c4\uccb4\\]<\/div>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[\\to \ub4f1\uac00 \ubc18\uc9c0\ub984(r_e)\uc99d\uac00\ub85c \ub2e8\ub3c4\uccb4\uc5d0 \ube44\ud574\uc11c\\]\\[ 20~30\\% \uac10\uc18c\\]<\/div>\n\n\n\n<h3>1\uc120 \ub300\uc9c0\uadc0\ub85c \uc778\ub355\ud134\uc2a4(\uc790\uae30 \uc778\ub355\ud134\uc2a4)<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"1024\" height=\"543\" src=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/10\/1\u1109\u1165\u11ab\u1103\u1162\u110c\u1175\u1100\u1171\u1105\u1169\u110b\u1175\u11ab\u1103\u1165\u11a8\u1110\u1165\u11ab\u1109\u1173a.png\" alt=\"\" class=\"wp-image-16456\" srcset=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/10\/1\u1109\u1165\u11ab\u1103\u1162\u110c\u1175\u1100\u1171\u1105\u1169\u110b\u1175\u11ab\u1103\u1165\u11a8\u1110\u1165\u11ab\u1109\u1173a.png 1024w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/10\/1\u1109\u1165\u11ab\u1103\u1162\u110c\u1175\u1100\u1171\u1105\u1169\u110b\u1175\u11ab\u1103\u1165\u11a8\u1110\u1165\u11ab\u1109\u1173a-300x159.png 300w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/10\/1\u1109\u1165\u11ab\u1103\u1162\u110c\u1175\u1100\u1171\u1105\u1169\u110b\u1175\u11ab\u1103\u1165\u11a8\u1110\u1165\u11ab\u1109\u1173a-768x407.png 768w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption>1\uc120 \ub300\uc9c0\uadc0\ub85c \uc778\ub355\ud134\uc2a4(\uc790\uae30 \uc778\ub355\ud134\uc2a4)<\/figcaption><\/figure>\n\n\n\n<p>1) \uc655\ub85c\uc758 \uc778\ub355\ud134\uc2a4<\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[L=0.05+0.4605log_{10}\\frac{2H_e}{r}\\]<\/div>\n\n\n\n<p>2) \uadc0\ub85c\uc778\ub355\ud134\uc2a4<\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[L=0.05+0.4605log_{10}\\frac{h+H}{H}\\]\n\\[=0.05[mH\/\u339e]\\]<\/div>\n\n\n\n<p>3) 1\uc120 \ub300\uc9c0\uadc0\ub85c \uc778\ub355\ud134\uc2a4<\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[L=0.1+0.4605log_{10}\\frac{2H_e}{r}[mH\/\u339e]\\]\n\\[H_e=\\frac{h+H}{2}:\ub4f1\uac00 \ub300\uc9c0\uba74 \uae4a\uc774\\]<\/div>\n\n\n\n<h3>3\uc0c1 1\ud68c\uc120 1\uc120\ub2f9 \uc791\uc6a9 \uc778\ub355\ud134\uc2a4<\/h3>\n\n\n\n<h4>1) \uc791\uc6a9 \uc778\ub355\ud134\uc2a4 = \uc790\uae30 \uc778\ub355\ud134\uc2a4(L<sub>s<\/sub>) + \uc0c1\ud638 \uc778\ub355\ud134\uc2a4(L<sub>m<\/sub>)<\/h4>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"1024\" height=\"455\" src=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/10\/3\u1109\u1161\u11bc1\u1112\u116c\u1109\u1165\u11ab1\u1109\u1165\u11ab\u1103\u1161\u11bc\u110c\u1161\u11a8\u110b\u116d\u11bc\u110b\u1175\u11ab\u1103\u1165\u11a8\u1110\u1165\u11ab\u1109\u1173a.png\" alt=\"\" class=\"wp-image-16457\" srcset=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/10\/3\u1109\u1161\u11bc1\u1112\u116c\u1109\u1165\u11ab1\u1109\u1165\u11ab\u1103\u1161\u11bc\u110c\u1161\u11a8\u110b\u116d\u11bc\u110b\u1175\u11ab\u1103\u1165\u11a8\u1110\u1165\u11ab\u1109\u1173a.png 1024w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/10\/3\u1109\u1161\u11bc1\u1112\u116c\u1109\u1165\u11ab1\u1109\u1165\u11ab\u1103\u1161\u11bc\u110c\u1161\u11a8\u110b\u116d\u11bc\u110b\u1175\u11ab\u1103\u1165\u11a8\u1110\u1165\u11ab\u1109\u1173a-300x133.png 300w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/10\/3\u1109\u1161\u11bc1\u1112\u116c\u1109\u1165\u11ab1\u1109\u1165\u11ab\u1103\u1161\u11bc\u110c\u1161\u11a8\u110b\u116d\u11bc\u110b\u1175\u11ab\u1103\u1165\u11a8\u1110\u1165\u11ab\u1109\u1173a-768x341.png 768w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption>\uc791\uc6a9 \uc778\ub355\ud134\uc2a4<\/figcaption><\/figure>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[D=\\sqrt[3]{D_{12}\\times D_{23}\\times D_{31}}\\cdot\\cdot\\cdot\ub4f1\uac00\uc120\uac04 \uac70\ub9ac\\]\n\\[L=0.05+0.4605 log_{10}\\frac{D}{r}[mH\/\u339e]\\]<\/div>\n\n\n\n<p>\u2192\ucf00\uc774\ube14\uc758 \uacbd\uc6b0 \ub4f1\uac00 \uc120\uac04\uac70\ub9ac\uac00 \uac00\uacf5\uc120\uc5d0 \ube44\ud574\uc11c \ud604\uc800\ud788 \uac10\uc18c\ud558\ubbc0\ub85c \uac1c\ub7b5\uc801\uc73c\ub85c \uac00\uacf5\uc5d0 \ube44\ud574\uc11c 1\/3\uc815\ub3c4 \uc778\ub355\ud134\uc2a4\uac00 \uac10\uc18c\ud55c\ub2e4.<\/p>\n\n\n\n<h4>2) 3\uc0c1 1\ud68c\uc120 1\uc120\ub2f9 \uc778\ub355\ud134\uc2a4\uc758 \uac1c\ub7b5\uac12<\/h4>\n\n\n\n<ul><li>\uc790\uae30 \uc778\ub355\ud134\uc2a4(1\uc120 \ub300\uc9c0\uadc0\ub85c \uc778\ub355\ud134\uc2a4): 2.4[mH\/\u339e]<\/li><li>\uc0c1\ud638 \uc778\ub355\ud134\uc2a4: 1.1[mH\/\u339e]<\/li><\/ul>\n\n\n\n<p>(1) 3\uc0c1 \ud3c9\ud615\uc2dc\u2192\uc791\uc6a9 \uc778\ub355\ud134\uc2a4: 2.4-1.1= 1.3[mH\/\u339e]<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"1024\" height=\"307\" src=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/10\/3\u1109\u1161\u11bc\u1111\u1167\u11bc\u1112\u1167\u11bc\u1109\u1175\u110c\u1161\u11a8\u110b\u116d\u11bc\u110b\u1175\u11ab\u1103\u1165\u11a8\u1110\u1165\u11ab\u1109\u1173a.png\" alt=\"\" class=\"wp-image-16459\" srcset=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/10\/3\u1109\u1161\u11bc\u1111\u1167\u11bc\u1112\u1167\u11bc\u1109\u1175\u110c\u1161\u11a8\u110b\u116d\u11bc\u110b\u1175\u11ab\u1103\u1165\u11a8\u1110\u1165\u11ab\u1109\u1173a.png 1024w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/10\/3\u1109\u1161\u11bc\u1111\u1167\u11bc\u1112\u1167\u11bc\u1109\u1175\u110c\u1161\u11a8\u110b\u116d\u11bc\u110b\u1175\u11ab\u1103\u1165\u11a8\u1110\u1165\u11ab\u1109\u1173a-300x90.png 300w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/10\/3\u1109\u1161\u11bc\u1111\u1167\u11bc\u1112\u1167\u11bc\u1109\u1175\u110c\u1161\u11a8\u110b\u116d\u11bc\u110b\u1175\u11ab\u1103\u1165\u11a8\u1110\u1165\u11ab\u1109\u1173a-768x230.png 768w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption>3\uc0c1 \ud3c9\ud615\uc2dc \uc791\uc6a9 \uc778\ub355\ud134\uc2a4<\/figcaption><\/figure>\n\n\n\n<p>(2) 1\uc120 \uc9c0\ub77d\uace0\uc7a5\uc2dc \u2192\uc791\uc6a9 \uc778\ub355\ud134\uc2a4: 2.4+(2\u00d71.1)= 4.6[mH\/\u339e]<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"1024\" height=\"315\" src=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/10\/1\u1109\u1165\u11ab\u110c\u1175\u1105\u1161\u11a8\u1100\u1169\u110c\u1161\u11bc\u1109\u1175\u110c\u1161\u11a8\u110b\u116d\u11bc\u110b\u1175\u11ab\u1103\u1165\u11a8\u1110\u1165\u11ab\u1109\u1173a.png\" alt=\"\" class=\"wp-image-16460\" srcset=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/10\/1\u1109\u1165\u11ab\u110c\u1175\u1105\u1161\u11a8\u1100\u1169\u110c\u1161\u11bc\u1109\u1175\u110c\u1161\u11a8\u110b\u116d\u11bc\u110b\u1175\u11ab\u1103\u1165\u11a8\u1110\u1165\u11ab\u1109\u1173a.png 1024w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/10\/1\u1109\u1165\u11ab\u110c\u1175\u1105\u1161\u11a8\u1100\u1169\u110c\u1161\u11bc\u1109\u1175\u110c\u1161\u11a8\u110b\u116d\u11bc\u110b\u1175\u11ab\u1103\u1165\u11a8\u1110\u1165\u11ab\u1109\u1173a-300x92.png 300w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/10\/1\u1109\u1165\u11ab\u110c\u1175\u1105\u1161\u11a8\u1100\u1169\u110c\u1161\u11bc\u1109\u1175\u110c\u1161\u11a8\u110b\u116d\u11bc\u110b\u1175\u11ab\u1103\u1165\u11a8\u1110\u1165\u11ab\u1109\u1173a-768x236.png 768w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption>1\uc120 \uc9c0\ub77d\uace0\uc7a5\uc2dc \uc791\uc6a9 \uc778\ub355\ud134\uc2a4<\/figcaption><\/figure>\n\n\n\n<h6><strong>\u2605<a href=\"http:\/\/ftz.myds.me\/wordpress\/f-%EC%86%A1%EC%A0%84%EC%9D%BC%EB%B0%98\/\">\uc1a1\uc804\uc77c\ubc18<\/a><br><a href=\"http:\/\/ftz.myds.me\/wordpress\/%ea%b5%ad%eb%82%b4-%ec%a0%84%eb%a0%a5%ec%84%a4%eb%b9%84%ec%9d%98-%ed%98%84%ed%99%a9\/\">\uad6d\ub0b4 \uc804\ub825\uc124\ube44\uc758 \ud604\ud669(1)<\/a><br>&#8211;<meta charset=\"utf-8\"><a href=\"http:\/\/ftz.myds.me\/wordpress\/765kv-%ec%86%a1%ec%a0%84%ec%84%a0%eb%a1%9c\/\">765kV \uc1a1\uc804\uc120\ub85c<\/a><br><a href=\"http:\/\/ftz.myds.me\/wordpress\/hvdc-%ec%86%a1%ec%a0%84%eb%b0%a9%ec%8b%9d%ea%b3%bc-%ea%b5%90%eb%a5%98-%ec%86%a1%ec%a0%84%eb%b0%a9%ec%8b%9d\/\">HVDC \uc1a1\uc804\ubc29\uc2dd\uacfc \uad50\ub958 \uc1a1\uc804\ubc29\uc2dd<\/a><br>&#8211;<a href=\"http:\/\/ftz.myds.me\/wordpress\/hvdc-%ec%86%a1%ec%a0%84%eb%b0%a9%ec%8b%9d%ea%b3%bc-%ea%b5%90%eb%a5%98-%ec%86%a1%ec%a0%84%eb%b0%a9%ec%8b%9d-%eb%ac%b8%ec%a0%9c\/\">\ubb38\uc81c<\/a><br><a href=\"http:\/\/ftz.myds.me\/wordpress\/%ea%b0%80%ea%b3%b5%ec%a0%84%ec%84%a0%eb%a1%9c%ec%9d%98-%ec%a7%84%eb%8f%99%ec%9d%98-%ec%9b%90%ec%9d%b8%ea%b3%bc-%eb%8c%80%ec%b1%85\/\">\uac00\uacf5\uc804\uc120\ub85c\uc758 \uc9c4\ub3d9\uc758 \uc6d0\uc778\uacfc \ub300\ucc45<\/a><br><a href=\"http:\/\/ftz.myds.me\/wordpress\/%ec%bd%94%eb%a1%9c%eb%82%98-3\/\"><\/a><a href=\"http:\/\/ftz.myds.me\/wordpress\/%ec%bd%94%eb%a1%9c%eb%82%98\/\" target=\"_blank\" rel=\"noreferrer noopener\">\ucf54\ub85c\ub098<\/a> <br><a href=\"http:\/\/ftz.myds.me\/wordpress\/%EC%BD%94%EB%A1%9C%EB%82%98-3\/\">\ucf54\ub85c\ub098\uc784\uacc4\uc804\uc555\uc720\ub3c4<\/a> <br><a href=\"http:\/\/ftz.myds.me\/wordpress\/%eb%b3%b5%eb%8f%84%ec%b2%b4%eb%8b%a4%eb%8f%84%ec%b2%b4-%eb%b0%a9%ec%8b%9d%ec%9d%98-%ed%8a%b9%ec%a7%95\/\">\ubcf5\ub3c4\uccb4(\ub2e4\ub3c4\uccb4) \ubc29\uc2dd\uc758 \ud2b9\uc9d5<\/a><br><a href=\"http:\/\/ftz.myds.me\/wordpress\/%ec%95%a0%ec%9e%90%ec%9d%98-%ea%b5%ac%eb%b9%84%ec%a1%b0%ea%b1%b4-%eb%b0%8f-%ec%84%a0%ec%a0%95\/\">\uc560\uc790\uc758 \uad6c\ube44\uc870\uac74 \ubc0f \uc120\uc815<\/a><br><a href=\"http:\/\/ftz.myds.me\/wordpress\/%ec%86%a1%ec%a0%84%ec%9a%a9%eb%9f%89-%ec%a6%9d%eb%8c%80%eb%b0%a9%ec%95%88\/\">\uc1a1\uc804\uc6a9\ub7c9 \uc99d\ub300\ubc29\uc548<\/a><\/strong><br><meta charset=\"utf-8\"><a href=\"http:\/\/ftz.myds.me\/wordpress\/%EC%9D%B8%EB%8D%95%ED%84%B4%EC%8A%A4-%EC%A0%95%EC%A0%84%EC%9A%A9%EB%9F%89-%ED%8A%B9%EC%84%B1-%EC%9E%84%ED%94%BC%EB%8D%98%EC%8A%A4\/\">\uc778\ub355\ud134\uc2a4<\/a>\/<a href=\"http:\/\/ftz.myds.me\/wordpress\/3%EC%83%81-1%ED%9A%8C%EC%84%A0-1%EC%84%A0%EB%8B%B9-%EC%9E%91%EC%9A%A9-%EC%9D%B8%EB%8D%95%ED%84%B4%EC%8A%A4\/\">3\uc0c1 1\ud68c\uc120 1\uc120\ub2f9 \uc791\uc6a9 \uc778\ub355\ud134\uc2a4<\/a><br><a href=\"http:\/\/ftz.myds.me\/wordpress\/%ec%a0%95%ec%a0%84%ec%9a%a9%eb%9f%89\/\">\uc815\uc804\uc6a9\ub7c9<\/a>\/<a href=\"http:\/\/ftz.myds.me\/wordpress\/%EC%A0%95%EC%A0%84%EC%9A%A9%EB%9F%89-%EB%AC%B8%EC%A0%9C1\/\">\uc608\uc81c1<\/a>\/<a href=\"http:\/\/ftz.myds.me\/wordpress\/%EC%A0%95%EC%A0%84%EC%9A%A9%EB%9F%89-%EB%AC%B8%EC%A0%9C2%E2%81%95\/\">\uc608\uc81c2<\/a>\/<br><a href=\"http:\/\/ftz.myds.me\/wordpress\/%ed%8a%b9%ec%84%b1-%ec%9e%84%ed%94%bc%eb%8d%98%ec%8a%a4\/\">\ud2b9\uc131 \uc784\ud53c\ub358\uc2a4<\/a><strong><br><a href=\"http:\/\/ftz.myds.me\/wordpress\/sil-%eb%b0%8f-%ec%86%a1%ec%a0%84%ec%9a%a9%eb%9f%89-%ea%b0%84%eb%9e%b5%ea%b3%84%ec%82%b0%eb%b2%95\/\">SIL \ubc0f \uc1a1\uc804\uc6a9\ub7c9 \uac04\ub7b5\uacc4\uc0b0\ubc95<\/a><br><a href=\"http:\/\/ftz.myds.me\/wordpress\/%EC%A7%80%EC%A4%91%EC%A0%84%EC%84%A0%EB%A1%9C-%EA%B3%B5%EC%82%AC\/\">\uc9c0\uc911\uc804\uc120\ub85c \uacf5\uc0ac<\/a><br><a href=\"http:\/\/ftz.myds.me\/wordpress\/%ec%a0%84%eb%a0%a5%ec%bc%80%ec%9d%b4%eb%b8%94%ec%9d%98-%ec%a2%85%eb%a5%98-%eb%b0%8f-%ed%8a%b9%ec%a7%95\/\">\uc804\ub825\ucf00\uc774\ube14\uc758 \uc885\ub958 \ubc0f \ud2b9\uc9d5<\/a><br><a href=\"http:\/\/ftz.myds.me\/wordpress\/%ec%a0%84%eb%a0%a5%ec%bc%80%ec%9d%b4%eb%b8%94%ec%9d%98-%ec%86%90%ec%8b%a4\/\">\uc804\ub825\ucf00\uc774\ube14\uc758 \uc190\uc2e4<\/a><\/strong><br><strong><em><a href=\"http:\/\/ftz.myds.me\/wordpress\/%ec%a0%84%eb%a0%a5%ec%bc%80%ec%9d%b4%eb%b8%94%ec%9d%98-%ec%97%b4%ed%99%94-%ec%9b%90%ec%9d%b8%ea%b3%bc-%ec%b8%a1%ec%a0%95\/\">\uc804\ub825\ucf00\uc774\ube14\uc758 \uc5f4\ud654 \uc6d0\uc778\uacfc \uce21\uc815<\/a><br><a href=\"http:\/\/ftz.myds.me\/wordpress\/%ec%8b%9c%ec%8a%a4-%ec%9c%a0%ea%b8%b0%ec%a0%84%ec%95%95\/\">\uc2dc\uc2a4 \uc720\uae30\uc804\uc555<\/a><br><a href=\"http:\/\/ftz.myds.me\/wordpress\/%ec%a0%84%eb%a0%a5%ec%bc%80%ec%9d%b4%eb%b8%94%ec%9d%98-%ea%b5%b5%ea%b8%b0-%ec%84%a0%ec%a0%95\/\">\uc804\ub825\ucf00\uc774\ube14\uc758 \uad75\uae30 \uc120\uc815<\/a><br><a href=\"http:\/\/ftz.myds.me\/wordpress\/%ec%a7%80%ec%a4%91-%ec%bc%80%ec%9d%b4%eb%b8%94%ec%9d%98-%ea%b3%a0%ec%9e%a5%ec%a0%90-%ea%b2%80%ec%b6%9c\/\">\uc9c0\uc911 \ucf00\uc774\ube14\uc758 \uace0\uc7a5\uc810 \uac80\ucd9c<\/a><br><a href=\"http:\/\/ftz.myds.me\/wordpress\/%ec%a0%84%ea%b8%b0-%eb%b0%a9%ec%8b%9d\/\">\uc804\uae30 \ubc29\uc2dd<\/a><br><a href=\"http:\/\/ftz.myds.me\/wordpress\/%ec%97%b0%ea%b0%80%ec%9d%98-%eb%aa%a9%ec%a0%81\/\"><\/a><a rel=\"noreferrer noopener\" href=\"http:\/\/ftz.myds.me\/wordpress\/%ec%97%b0%ea%b0%80\/\" target=\"_blank\">\uc5f0\uac00<\/a>\u2736<br><meta charset=\"utf-8\"><a href=\"http:\/\/ftz.myds.me\/wordpress\/%ec%a4%91%ec%84%b1%ec%a0%90-%ec%9e%94%eb%a5%98%ec%a0%84%ec%95%95\/\">\uc911\uc131\uc810 \uc794\ub958\uc804\uc555<\/a><\/em><\/strong><br><meta charset=\"utf-8\"><a href=\"http:\/\/ftz.myds.me\/wordpress\/%EC%A0%84%EB%A0%A5-%EC%9B%90%EC%84%A0%EB%8F%84\/\">\uc804\ub825 \uc6d0\uc120\ub3c41<\/a>\/<a href=\"http:\/\/ftz.myds.me\/wordpress\/%EC%A0%84%EB%A0%A5-%EC%9B%90%EC%84%A0%EB%8F%842\/\">\uc804\ub825 \uc6d0\uc120\ub3c42<\/a><br><a href=\"http:\/\/ftz.myds.me\/wordpress\/%ED%86%B5%EC%8B%A0%EC%84%A0-%EC%9C%A0%EB%8F%84%EC%9E%A5%ED%95%B4\/\">\ud1b5\uc2e0\uc120 \uc720\ub3c4\uc7a5\ud574<\/a><strong>\/<\/strong><a href=\"http:\/\/ftz.myds.me\/wordpress\/%ec%b0%a8%ed%8f%90%ec%84%a0%ec%9d%98-%ed%9a%a8%ea%b3%bc\/\">\ucc28\ud3d0\uc120\uc758 \ud6a8\uacfc<\/a><\/h6>\n","protected":false},"excerpt":{"rendered":"<p>[acf field=ver]\u2605[acf field=rate]![acf field=edited] \uc778\ub355\ud134\uc2a4\/3\uc0c1 1\ud68c\uc120 1\uc120\ub2f9 \uc791\uc6a9 \uc778\ub355\ud134\uc2a4\/\uc815\uc804\uc6a9\ub7c9\/\uc608\uc81c1\/\uc608\uc81c2\/\ud2b9\uc131 \uc784\ud53c\ub358\uc2a4 \uc778\ub355\ud134\uc2a4, \uc815\uc804\uc6a9\ub7c9, \ud2b9\uc131 \uc784\ud53c\ub358\uc2a4 \uac00\uacf5\uc1a1\uc804\uc120\uacfc \uc9c0\uc911\ucf00\uc774\ube14\uc5d0 \ub300\ud558\uc5ec \uc778\ub355\ud134\uc2a4\uc640 \uc815\uc804\uc6a9\ub7c9\uc744 \ube44\uad50 \uc124\uba85\ud558\uc2dc\uc624. \ud30c\ub3d9 \uc784\ud53c\ub358\uc2a4\uac00 400[\u03a9]\uc778 \uac00\uacf5\uc1a1\uc804\uc120\uc758 1[km]\ub2f9 \uc815\uc804\uc6a9\ub7c9\uacfc \uc778\ub355\ud134\uc2a4\ub97c \uad6c\ud558\uc2dc\uc624. \uc774\uc0c1\uc804\uc555\uc758 \ubc1c\uc0dd\uacfc \uc804\ud30c\uacfc\uc815\uc5d0\uc11c \ub098\uc624\ub294 \uc9c4\ud589\ud30c\uc758 \uae30\ubcf8\uc218\uc2dd\uc744 \uc720\ub3c4\ud558\uace0 \ud30c\ub3d9\uc784\ud53c\ub358\uc2a4 \ubc0f \uc804\ud30c\uc18d\ub3c4\ub97c \uad6c\ud558\uc2dc\uc624. \uc778\ub355\ud134\uc2a4 \ub2e8\uc77c \ub3c4\uccb4\uc758 \uc778\ub355\ud134\uc2a4 1) \ub0b4\ubd80 \uc778\ub355\ud134\uc2a4(0~r) 2) \uc678\ubd80 \uc778\ub355\ud134\uc2a4(r~D) 3) \ub2e8\uc77c \ub3c4\uccb4\uc758 \uc778\ub355\ud134\uc2a4 \u203b 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