{"id":6126,"date":"2022-06-25T18:45:34","date_gmt":"2022-06-25T09:45:34","guid":{"rendered":"http:\/\/ftz.myds.me\/wordpress\/?p=6126"},"modified":"2023-01-01T17:56:03","modified_gmt":"2023-01-01T08:56:03","slug":"%ec%a0%84%eb%a0%a5%ec%9a%a9-%ec%bd%98%eb%8d%b4%ec%84%9c","status":"publish","type":"post","link":"http:\/\/ftz.myds.me\/wordpress\/%ec%a0%84%eb%a0%a5%ec%9a%a9-%ec%bd%98%eb%8d%b4%ec%84%9c\/","title":{"rendered":"\uc804\ub825\uc6a9 \ucf58\ub374\uc11c\u2055"},"content":{"rendered":"\n<p class=\"has-text-align-right\">\uc804\ub825\uc6a9 \ucf58\ub374\uc11c<\/p>\n\n\n\n<blockquote class=\"wp-block-quote\"><p>\ubcd1\ub82c\ucee4\ud328\uc2dc\ud130\ub97c \uc544\ub798 \uadf8\ub9bc\uacfc \uac19\uc774 \ud22c\uc785\ud560 \uacbd\uc6b0\uc758 \ud6a8\uacfc\uc5d0 \ub300\ud574 \uc804\ub958\ud398\uc774 \uc800\ub3c4\uc640 \uc804\uc555\ud398\uc774\uc800\ub3c4\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc124\uba85\ud558\uc2dc\uc624.<\/p><\/blockquote>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"570\" height=\"198\" src=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u110c\u1165\u11ab\u1105\u1167\u11a8\u110b\u116d\u11bc\u110f\u1169\u11ab\u1103\u1166\u11ab\u1109\u1165-\u1103\u1161\u11ab\u1109\u1165\u11ab\u1100\u1167\u11af\u1109\u1165\u11ab\u1103\u1169.png\" alt=\"\" class=\"wp-image-10244\" srcset=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u110c\u1165\u11ab\u1105\u1167\u11a8\u110b\u116d\u11bc\u110f\u1169\u11ab\u1103\u1166\u11ab\u1109\u1165-\u1103\u1161\u11ab\u1109\u1165\u11ab\u1100\u1167\u11af\u1109\u1165\u11ab\u1103\u1169.png 570w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u110c\u1165\u11ab\u1105\u1167\u11a8\u110b\u116d\u11bc\u110f\u1169\u11ab\u1103\u1166\u11ab\u1109\u1165-\u1103\u1161\u11ab\u1109\u1165\u11ab\u1100\u1167\u11af\u1109\u1165\u11ab\u1103\u1169-300x104.png 300w\" sizes=\"(max-width: 570px) 100vw, 570px\" \/><figcaption>\uc804\ub825\uc6a9\ucf58\ub374\uc11c \ub2e8\uc120\uacb0\uc120\ub3c4<\/figcaption><\/figure>\n\n\n\n<blockquote class=\"wp-block-quote\"><p>\uc804\ub3d9\uae30 \ub4f1\uc758 \uc720\ub3c4\uc131 \ubd80\ud558\uc5d0 \uc758\ud574 \uc800\ud558\ub418\ub294 \uc5ed\ub960\uc744 \uac1c\uc120\ud558\uae30 \uc704\ud574 \uc124\uce58\ud558\ub294 \uc9c4\uc0c1\uc6a9 \ucf58\ub370\uc120\uc758 \uc5ed\ub960\uac1c\uc120 \ud6a8\uacfc\uc640 \uc6a9\ub7c9\uc0b0\ucd9c \ubc29\ubc95\uc5d0 \ub300\ud574 \uc124\uba85\ud558\uc2dc\uc624. <\/p><\/blockquote>\n\n\n\n<blockquote class=\"wp-block-quote\"><p>\uc804\ub825\uad00\ub9ac\ub97c \uc704\ud55c \uc5ed\ub960\uac1c\uc120\uc6a9 \ucf58\ub370\uc11c\uc758 \uc801\uc815 \uc6a9\ub7c9\uc0b0\ucd9c \ubc29\ubc95\uc5d0 \ub300\ud574 \uc124\uba85\ud558\uc2dc\uc624. <\/p><\/blockquote>\n\n\n\n<blockquote class=\"wp-block-quote\"><p>\ubd80\ud558\uc758 \uc5ed\ub960\uc744 \uac1c\uc120\ud560 \uacbd\uc6b0 \uadf8 \ud6a8\uacfc\ub97c \uc5f4\uac70\ud558\uace0, 20,000[kVA]\ub2e8\ub77d\uc6a9\ub7c9\uc758 \ubaa8\uc120\uc5d0 1,000[kVA] \ucf58\ub374\uc11c \uc124\uce58\uc2dc \uc804\uc555\uac15\ud558 \uacbd\uac10\ub960\uc744 \uad6c\ud558\uc2dc\uc624. <\/p><\/blockquote>\n\n\n\n<blockquote class=\"wp-block-quote\"><p>\ucf58\ub374\uc11c \ud22c\uc785\uc2dc \ubc1c\uc0dd\ud558\ub294 \uc774\uc0c1\ud604\uc0c1\uc5d0 \ub300\ud574 \uc124\uba85\ud558\uc2dc\uc624.<\/p><\/blockquote>\n\n\n\n<h3>\uac1c\uc694<\/h3>\n\n\n\n<p>\uc804\uae30\uc124\ube44\uc5d0\uc11c \uc804\ub4f1, \uc804\uc5f4\ubd80\ud558\ub294 \uc5ed\ub960\uc774 \uc88b\uc73c\ub098 \ubc29\uc804\ub4f1, \uc6a9\uc811\uae30, \uc720\ub3c4\uc804\ub3d9\uae30 \ub4f1\uc740 \uc5ed\ub960\uc774 \ub098\ube60\uc11c \uc804\ub825\uc190\uc2e4 \ubc0f \uc804\uc555\uac15\ud558 \uc99d\uac00 \ubc0f \uc804\uc555\ubcc0\ub3d9\uc758 \uc6d0\uc778\uc774 \ub418\uba70, \uc804\uae30\uc694\uae08\uc774 \uc99d\uac00\ud558\uae30 \ub54c\ubb38\uc5d0 \ubd80\ud558\uc640 \ubcd1\ub82c\ub85c \uc804\ub825\uc6a9 \ucf58\ub374\uc11c\ub97c \uc124\uce58\ud558\uc5ec \uc5ed\ub960\uc744 \uac1c\uc120\ud574\uc57c \ud55c\ub2e4.<\/p>\n\n\n\n<h3>\uc804\ub825\uc6a9 \ucf58\ub370\uc11c \uc124\uce58\ud6a8\uacfc<\/h3>\n\n\n\n<h4>\ucf58\ub374\uc11c \ud22c\uc785 \uc804<\/h4>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"968\" height=\"484\" src=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u110c\u1165\u11ab\u1105\u1167\u11a8\u110b\u116d\u11bc\u110f\u1169\u11ab\u1103\u1166\u11ab\u1109\u1165\u1109\u1165\u11af\u110e\u1175\u1112\u116d\u1100\u116a.png\" alt=\"\" class=\"wp-image-10245\" srcset=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u110c\u1165\u11ab\u1105\u1167\u11a8\u110b\u116d\u11bc\u110f\u1169\u11ab\u1103\u1166\u11ab\u1109\u1165\u1109\u1165\u11af\u110e\u1175\u1112\u116d\u1100\u116a.png 968w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u110c\u1165\u11ab\u1105\u1167\u11a8\u110b\u116d\u11bc\u110f\u1169\u11ab\u1103\u1166\u11ab\u1109\u1165\u1109\u1165\u11af\u110e\u1175\u1112\u116d\u1100\u116a-300x150.png 300w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u110c\u1165\u11ab\u1105\u1167\u11a8\u110b\u116d\u11bc\u110f\u1169\u11ab\u1103\u1166\u11ab\u1109\u1165\u1109\u1165\u11af\u110e\u1175\u1112\u116d\u1100\u116a-768x384.png 768w\" sizes=\"(max-width: 968px) 100vw, 968px\" \/><figcaption>\uc804\ub825\uc6a9\ucf58\ub374\uc11c\uc124\uce58\ud6a8\uacfc<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"1024\" height=\"400\" src=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u110c\u1165\u11ab\u1105\u1167\u11a8\u110b\u116d\u11bc\u110f\u1169\u11ab\u1103\u1166\u11ab\u1109\u1165\u1109\u1165\u11af\u110e\u1175\u1112\u116d\u1100\u116aV.png\" alt=\"\" class=\"wp-image-10246\" srcset=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u110c\u1165\u11ab\u1105\u1167\u11a8\u110b\u116d\u11bc\u110f\u1169\u11ab\u1103\u1166\u11ab\u1109\u1165\u1109\u1165\u11af\u110e\u1175\u1112\u116d\u1100\u116aV.png 1024w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u110c\u1165\u11ab\u1105\u1167\u11a8\u110b\u116d\u11bc\u110f\u1169\u11ab\u1103\u1166\u11ab\u1109\u1165\u1109\u1165\u11af\u110e\u1175\u1112\u116d\u1100\u116aV-300x117.png 300w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u110c\u1165\u11ab\u1105\u1167\u11a8\u110b\u116d\u11bc\u110f\u1169\u11ab\u1103\u1166\u11ab\u1109\u1165\u1109\u1165\u11af\u110e\u1175\u1112\u116d\u1100\u116aV-768x300.png 768w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption>\uc804\ub825\uc6a9\ucf58\ub374\uc11c\uc124\uce58\ud6a8\uacfc<\/figcaption><\/figure>\n\n\n\n<p>\uc704\uc758 \uc804\ub825\uacc4\ud1b5\uc5d0\uc11c\ub294 \ubd80\ud558\uac00 \ud544\uc694\ub85c \ud558\ub294 \uc720\ud6a8\uc804\ub825(\uc804\ub958)\uacfc \ubb34\ud6a8\uc804\ub825(\uc804\ub958)\uc744 \ubaa8\ub450 \ubc1c\uc804\uae30\uac00 \uacf5\uae09\ud558\uace0 \uc788\ub294 \uacbd\uc6b0\uc5d0 \ud574\ub2f9\ud55c\ub2e4. \uadf8\ub7ec\ubbc0\ub85c \uae34 \uc1a1\uc804\uc120\ub85c\ub97c \ud1b5\ud574\uc11c \uc720\ud6a8 \ubc0f \ubb34\ud6a8\ubd84\uc758 \ud569\uc131\uc804\ub958\uac00 \ud750\ub978\ub2e4. \uc774\uc640 \uac19\uc740 \ubc29\uc2dd\uc73c\ub85c \uc6b4\uc804\ub418\ub294 \uacc4\ud1b5\uc740 \uc120\ub85c\uc758 \uc804\ub958\uac00 \ubd88\ud544\uc694\ud558\uac8c \uc99d\uac00\ub418\ubbc0\ub85c, \uc1a1\uc804\uc120\ub85c \uc190\uc2e4 \ubc0f \ubcc0\uc555\uae30 \ub4f1\uc758 \uc190\uc2e4\uc758 \uc99d\uac00\ub85c \uc1a1\uc804\uc190\uc2e4\uc774 \uc99d\uac00\ud558\uac8c \ub41c\ub2e4. \ub610\ud55c \uc804\ub958\uc758 \uc99d\uac00\ub85c \uc804\uc555\uac15\ud558\uac00 \uc99d\uac00\ud558\uac8c \ub418\uc5b4 \uc218\uc804\ub2e8 \uc804\uc555\uc744 \uc77c\uc815\ud558\uac8c \uc720\uc9c0\ud558\uae30 \uace4\ub780\ud558\uac8c \ub41c\ub2e4. \ubd80\ud558\uac00 \ud544\uc694\ub85c \ud558\ub294 \uc720\ud6a8\uc804\ub825\uc758 \uacf5\uae09\uc740 \ubc1c\uc804\uae30\ub97c \ud1b5\ud574\uc11c \uc774\ub904\uc838\uc57c \ud558\uc9c0\ub9cc, \ubb34\ud6a8\uc804\ub825\uc758 \uacf5\uae09\uc740 \ubc18\ub4dc\uc2dc \ubc1c\uc804\uae30\uac00 \uacf5\uae09\ud560 \ud544\uc694\ub294 \uc5c6\ub2e4.<\/p>\n\n\n\n<h4>\ucf58\ub374\uc11c \ud22c\uc785 \ud6c4<\/h4>\n\n\n\n<p>\uc704\uc758 \uacc4\ud1b5\ucc98\ub7fc \ubd80\ud558\ubaa8\uc120\uc5d0 \ucf58\ub374\uc11c\ub97c \ud22c\uc785\ud558\uac8c \ub418\uba74, \ubd80\ud558\uac00 \ud544\uc694\ub85c \ud558\ub294 \ubb34\ud6a8\uc804\ub825\uc758 \uc77c\ubd80\ubd84\uc744 \uc804\ub825\uc6a9 \ucf58\ub374\uc11c\uac00 \uacf5\uae09\ud558\uace0 \ub098\uba38\uc9c0\ub9cc \ubc1c\uc804\uae30\uac00 \uacf5\uae09\ud558\ub3c4\ub85d \uc6b4\uc804\ud558\ub294 \ubc29\uc2dd\uc774\ub2e4. \uc774\ub807\uac8c \uc6b4\uc804\ud558\uac8c \ub418\uba74 \ucf58\ub374\uc11c \uc124\uce58\uc810 \uc774\uc804\uc758 \uc120\ub85c\uc804\ub958\uac00 \uac10\uc18c\ub418\uc5b4 \uc1a1\uc804\uc190\uc2e4 \ubc0f \uc804\uc555\uac15\ud558\uac00 \uc800\uac10\ub418\ub294 \ud070 \uc774\uc810\uc774 \ubc1c\uc0dd\ub41c\ub2e4. \uadf8\ub7ec\ubbc0\ub85c \ubd80\ud558\uce21\uc5d0 \uc804\ub825\uc6a9 \ucf58\ub374\uc11c\uc758 \uc2dc\uc124\uc740 \uc804\ub825\ud68c\uc0ac \uce21\uba74\uc5d0\uc11c \uc120\ub85c\ubd80\ub2f4\uc744 \uc904\uc5ec\uc8fc\uace0, \uc804\uc555\uac15\ud558\ub97c \uc800\uac10\uc2dc\ucf1c \uc218\uc804\ub2e8 \uc804\uc555\uc744 \uc77c\uc815\ud558\uac8c \uc720\uc9c0\uc2dc\ud0a4\ub294 \uac83\uc774 \ubcf4\ub2e4 \uc6a9\uc774\ud574 \uc9c4\ub2e4.<\/p>\n\n\n\n<p>\uc804\ub825\ud68c\uc0ac \uc785\uc7a5\uc5d0\uc11c\ub294 \uc720\ud6a8\uc804\ub825\uc73c\ub85c \uc694\uae08\uc744 \uc9d5\uc218\ud558\ub294 \ubc29\uc2dd\uc774\ubbc0\ub85c, \uc5ed\ub960\uc774 0.9(\uc9c0\uc0c1), 0.95(\uc9c4\uc0c1)\uc774\ud558\uc778 \uacbd\uc6b0\uc5d0 \ud398\ub110\ud2f0 \uc694\uae08\uc744 \uc9d5\uc218\ud558\ub294 \ubc29\uc2dd\uc73c\ub85c, \uc218\uc6a9\uac00 \uce21\uc5d0\uc11c \ubd80\ud558\uc5ed\ub960\uc744 \uac1c\uc120\ud558\ub3c4\ub85d \uc720\ub3c4\ud558\uace0 \uc788\ub2e4.<\/p>\n\n\n\n<h3>\u203b \uc804\ub825\uc6a9 \ucf58\ub374\uc11c \uc124\uce58\ud6a8\uacfc<\/h3>\n\n\n\n<ol><li>\ubd80\ud558\uc5ed\ub960 \uac1c\uc120<\/li><li>\uc804\ub825\uc190\uc2e4 \uc800\uac10<\/li><li>\uc804\uc555\uac15\ud558 \uc800\uac10<\/li><li>\uc124\ube44 \uc5ec\uc720\uc6a9\ub7c9 \uc99d\uac00<\/li><li>\uc804\uae30\uc694\uae08 \uacbd\uac10<\/li><\/ol>\n\n\n\n<h4>\uc804\ub825\uc190\uc2e4\uc758 \uac10\uc18c<\/h4>\n\n\n\n<p> -&gt; \uc120\ub85c\uc804\ub958 \uac10\uc18c\ub85c \uc804\ub825\uc190\uc2e4(I\u00b2R)\uc774 \uc800\uac10<\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[P=\\sqrt3 VI\\cos\\theta\\to I=\\frac{P}{\\sqrt3 V\\cos\\theta}\\]<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<div class=\"wp-block-mathml-mathmlblock\">\\[P_l=3I^2R\\to P_l\u221d\\frac{1}{\\cos^2\\theta}\\]\n\\[\\to\uc5ed\ub960\uac1c\uc120\uc5d0 \ub530\ub978 \uc190\uc2e4\uacbd\uac10 1-(\\frac{\\cos\\theta_0}{\\cos\\theta_1})^2\\]<\/div>\n\n\n\n<h4>\uc804\uc555\uac15\ud558\uc758 \uac10\uc18c<\/h4>\n\n\n\n<p> -&gt; \uc120\ub85c\uc804\ub958 \uac10\uc18c\ub85c \uc804\uc555\uac15\ud558(IX)\uc774 \uc800\uac10<\/p>\n\n\n\n<hr class=\"wp-block-separator is-style-wide\"\/>\n\n\n\n<h3>\u203b \uc804\uc555\uac15\ud558 \uc800\uac10\uc744 \uc218\uc2dd\uc73c\ub85c \uc99d\uba85<\/h3>\n\n\n\n<p>\u2460 \uc804\uc555\uac15\ud558(\u0394V)<\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[\\Delta V=I(R\\cos\\theta+X\\sin\\theta)\\]\n\\[=\\frac{P_r\\cdot R+Q\\cdot X}{V_r}\\]\n\\[=\\frac{P_r\\cdot R+P_r \\tan\\theta\\cdot X}{V_r}\\]<\/div>\n\n\n\n<p>\u2461 \uc5ed\ub960 \uac1c\uc120\uc804\uacfc \uc5ed\ub960 \uac1c\uc120\ud6c4\uc758 \uc804\uc555\uac15\ud558 \ube44\uad50<br>\u2981\uc5ed\ub960 \uac1c\uc120 \uc804 \uc5ed\ub960 \ubc0f \uc804\uc555\uac15\ud558 : cos\u03b81, \u0394V1<\/p>\n\n\n\n<p>\u2981\uc5ed\ub960 \uac1c\uc120 \uc804 \uc5ed\ub960 \ubc0f \uc804\uc555\uac15\ud558 : cos\u03b82, \u0394V2<\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[\\Delta V_1-\\Delta V_2=\\frac{P\\cdot R\\cdot+P_r\\tan\\theta_1\\cdot X}{V_r}\\]\n\\[-\\frac{P_r\\cdot R+P_r\\tan\\theta_1\\cdot X}{V_r}\\]\n\\[=\\frac{P_r X}{V_r}(\\tan\\theta_1-\\tan\\theta_2)\\]<\/div>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[[\\tan\\theta_1-\\tan\\theta_2]\\gt0 \uc774\ubbc0\ub85c,\\]\n\\[\\Delta V_1 \\gt \\Delta V_2\uac00 \ub41c\ub2e4.\\]\n\\[\u2234\uc804\uc555\uac15\ud558 \uac10\uc18c\\]<\/div>\n\n\n\n<hr class=\"wp-block-separator is-style-wide\"\/>\n\n\n\n<h3>\uc804\uc555\uac15\ud558 \uacbd\uac10\ub960<\/h3>\n\n\n\n<p>\u2460 \uc804\uc555\uac15\ud558 \uacbd\uac10\ub960(\u03b5)<\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[\\epsilon=\\frac{\\Delta V_1-\\Delta V_2}{V_r}=\\frac{P_r X}{V^2_r}(\\tan\\theta_1-\\tan\\theta_2)\\]\n\\[=\\frac{Q_c X}{V^2_r}\\]<\/div>\n\n\n\n<p>\u2461 \ubaa8\uc120\uc758 \ub2e8\ub77d\uc6a9\ub7c9(S)<\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[P_s=\\frac{V^2_r}{X}\\]<\/div>\n\n\n\n<p>\u2462 \uc804\uc555\uac15\ud558 \uacbd\uac10\ub960\uacfc \ucf58\ub374\uc11c \uc6a9\ub7c9 \ubc0f \ub2e8\ub77d\uc6a9\ub7c9\uacfc\uc758 \uad00\uacc4<\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[\\epsilon=\\frac{Q_c}{P_s}\\]<\/div>\n\n\n\n<h4>\uc124\ube44\uc6a9\ub7c9\uc758 \uc5ec\uc720 \uc99d\uac00<\/h4>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"740\" height=\"424\" src=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u110f\u1169\u11ab\u1103\u1166\u11ab\u1109\u1165_\u1109\u1165\u11af\u1107\u1175\u110b\u116d\u11bc\u1105\u1163\u11bc\u110b\u1174\u110b\u1167\u110b\u1172\u110c\u1173\u11bc\u1100\u1161.png\" alt=\"\" class=\"wp-image-10247\" srcset=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u110f\u1169\u11ab\u1103\u1166\u11ab\u1109\u1165_\u1109\u1165\u11af\u1107\u1175\u110b\u116d\u11bc\u1105\u1163\u11bc\u110b\u1174\u110b\u1167\u110b\u1172\u110c\u1173\u11bc\u1100\u1161.png 740w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u110f\u1169\u11ab\u1103\u1166\u11ab\u1109\u1165_\u1109\u1165\u11af\u1107\u1175\u110b\u116d\u11bc\u1105\u1163\u11bc\u110b\u1174\u110b\u1167\u110b\u1172\u110c\u1173\u11bc\u1100\u1161-300x172.png 300w\" sizes=\"(max-width: 740px) 100vw, 740px\" \/><figcaption>\ucf58\ub374\uc11c_\uc124\ube44\uc6a9\ub7c9\uc758\uc5ec\uc720\uc99d\uac00<\/figcaption><\/figure>\n\n\n\n<p>\uc5ed\ub960\uc774 \uac1c\uc120\ub418\uba74 \ub3d9\uc77c\ud55c \uc720\ud6a8\uc804\ub825\uc5d0, \ubb34\ud6a8\ubd84 \uc804\ub825\uacf5\uae09(\ubb34\ud6a8\ubd84 \uc804\ub958)\uc774 \uc800\uac10\ub418\uc5b4 \uc124\ube44\uc6a9\ub7c9\uc5d0 \uc5ec\uc720\uac00 \uc99d\uac00\ub41c\ub2e4.<\/p>\n\n\n\n<p>\uc5ec\uc720\uc6a9\ub7c9<\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[S_0-S_1=P(\\frac{1}{cos\\theta_0}-\\frac{1}{\\cos\\theta_1})[kVA]\\]<\/div>\n\n\n\n<p>\uc99d\uc124\uac00\ub2a5 \ubd80\ud558<\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[\\Delta P=S_0\\cos\\theta_1-P[kW]\\]<\/div>\n\n\n\n<p>(1) \uc720\ud6a8\uc804\ub825\uc774 \uc77c\uc815\ud55c \uacbd\uc6b0<\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[\\cos\\theta_0=\\frac{P}{S_0}\\to S_0=\\frac{P}{\\cos\\theta_0}\\]\n\\[\\cos\\theta_1=\\frac{P}{S_1}\\to S_1=\\frac{P}{cos\\theta_1}\\]<\/div>\n\n\n\n<p>(2) \uc5ed\ub960\uac1c\uc120 \ud6c4 \uc804\uc6a9\ub7c9\uc744 \uacf5\uae09\ud558\ub294 \uacbd\uc6b0(), \uc720\ud6a8\uc804\ub825 \uacf5\uae09\uc758 \uc99d\uac00<\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[\\cos\\theta_1=\\frac{P+\\Delta P}{S_0}\\to P+\\Delta P\\]\n\\[=S_0\\cos\\theta_1\\to \\Delta P=S_0\\cos\\theta_1 -P\\]<\/div>\n\n\n\n<h4>\uc804\uae30\uc694\uae08 \uacbd\uac10<\/h4>\n\n\n\n<p>(1) \uc8fc\uac04 \uc2dc\uac04\ub300(09~23\uc2dc)<\/p>\n\n\n\n<p>&#8211; \uc9c0\uc0c1\uc5ed\ub960\uc774 90%\uc5d0 \ubbf8\ub2ec\ud558\ub294 \uacbd\uc6b0: \uc9c0\uc0c1\uc5ed\ub960 60%\uae4c\uc9c0 \ub9e4 1%\ub2f9 \uae30\ubcf8\uc694\uae08\uc758 0.5% \ucd94\uac00<\/p>\n\n\n\n<p>&#8211; \uc9c0\uc0c1\uc5ed\ub960\uc774 90%\ub97c \ucd08\uacfc\ud558\ub294 \uacbd\uc6b0: \uc9c0\uc0c1\uc5ed\ub960 95%\uae4c\uc9c0 \ub9e4 1%\ub2f9 \uae30\ubcf8\uc694\uae08\uc758 0.5% \uac10\uc561<\/p>\n\n\n\n<p>(2) \uc2ec\uc57c \uc2dc\uac04\ub300(23~09\uc2dc)<\/p>\n\n\n\n<p>&#8211; \uc9c4\uc0c1\uc5ed\ub960\uc774 95%\uc5d0 \ubbf8\ub2ec\ud558\ub294 \uacbd\uc6b0: \uc9c4\uc0c1\uc5ed\ub960 60%\uae4c\uc9c0 \ub9e4 1%\ub2f9 \uae30\ubcf8\uc694\uae08\uc758 0.5% \ucd94\uac00<\/p>\n\n\n\n<h3>\ucf58\ub374\uc11c \uc124\uce58\uc6a9\ub7c9 \uc0b0\ucd9c<\/h3>\n\n\n\n<p>1) \uacc4\uc0b0\uc5d0 \uc758\ud55c \ubc29\ubc95 \u2192 \uac1c\uc120 \ud6c4 \uc5ed\ub960\uc740 95% \uc774\uc0c1\uc73c\ub85c<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"740\" height=\"424\" src=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u110f\u1169\u11ab\u1103\u1166\u11ab\u1109\u1165_\u1109\u1165\u11af\u1107\u1175\u110b\u116d\u11bc\u1105\u1163\u11bc\u110b\u1174\u110b\u1167\u110b\u1172\u110c\u1173\u11bc\u1100\u1161-1.png\" alt=\"\" class=\"wp-image-10248\" srcset=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u110f\u1169\u11ab\u1103\u1166\u11ab\u1109\u1165_\u1109\u1165\u11af\u1107\u1175\u110b\u116d\u11bc\u1105\u1163\u11bc\u110b\u1174\u110b\u1167\u110b\u1172\u110c\u1173\u11bc\u1100\u1161-1.png 740w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u110f\u1169\u11ab\u1103\u1166\u11ab\u1109\u1165_\u1109\u1165\u11af\u1107\u1175\u110b\u116d\u11bc\u1105\u1163\u11bc\u110b\u1174\u110b\u1167\u110b\u1172\u110c\u1173\u11bc\u1100\u1161-1-300x172.png 300w\" sizes=\"(max-width: 740px) 100vw, 740px\" \/><figcaption>\ucf58\ub374\uc11c_\uc124\ube44\uc6a9\ub7c9\uc758\uc5ec\uc720\uc99d\uac00<\/figcaption><\/figure>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[Q_c=Q_0-Q_1[kVA]\\]\n\\[Q_c=P(\\tan\\theta_0-\\tan\\theta_1)[kVA]\\]<\/div>\n\n\n\n<h3>\uc804\ub825\uc6a9 \ucf58\ub374\uc11c\uc758 \uc124\uce58<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"990\" height=\"1024\" src=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u110c\u1165\u11ab\u1105\u1167\u11a8\u110b\u116d\u11bc-\u110f\u1169\u11ab\u1103\u1166\u11ab\u1109\u1165\u110b\u1174-\u1109\u1165\u11af\u110e\u1175.png\" alt=\"\" class=\"wp-image-10249\" srcset=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u110c\u1165\u11ab\u1105\u1167\u11a8\u110b\u116d\u11bc-\u110f\u1169\u11ab\u1103\u1166\u11ab\u1109\u1165\u110b\u1174-\u1109\u1165\u11af\u110e\u1175.png 990w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u110c\u1165\u11ab\u1105\u1167\u11a8\u110b\u116d\u11bc-\u110f\u1169\u11ab\u1103\u1166\u11ab\u1109\u1165\u110b\u1174-\u1109\u1165\u11af\u110e\u1175-290x300.png 290w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u110c\u1165\u11ab\u1105\u1167\u11a8\u110b\u116d\u11bc-\u110f\u1169\u11ab\u1103\u1166\u11ab\u1109\u1165\u110b\u1174-\u1109\u1165\u11af\u110e\u1175-768x794.png 768w\" sizes=\"(max-width: 990px) 100vw, 990px\" \/><\/figure>\n\n\n\n<h3>\uacfc\ubcf4\uc0c1\uc2dc \ubb38\uc81c\uc810<\/h3>\n\n\n\n<p>\uc1a1\uc804\ub2e8 \uc804\uc555(Vs)\uc640 \ubd80\ud558\uc804\ub825\uc744 \uc77c\uc815\ud55c \uc0c1\ud0dc\uc5d0\uc11c \uc5ed\ub960\uc774 \uac1c\uc120\ub41c \uc9c0\uc0c1\uc6b4\uc804(I0), \uc644\uc804\ubcf4\uc0c1\ub41c \uc5ed\ub960\uc774 1.0\uc778 \uc6b4\uc804(I1), \uacfc\ubcf4\uc0c1 \ub41c \uc9c4\uc0c1\uc6b4\uc804(I2)\uc758 \uacbd\uc6b0\ub97c \ub2e8\uacc4\ubcc4\ub85c \ud398\uc774\uc800\ub3c4\ub97c \uadf8\ub824\uc11c \ub098\ud0c0\ub0b4\uba74 \ub2e4\uc74c\uacfc \uac19\ub2e4. \ubd80\ud558\uc804\ub958\uac00 \ubcf4\ub2e4 \uc99d\uac00\ud558\uba70, \uc218\uc804\ub2e8 \uc804\uc555(Vr)\ub3c4 \uc810\uc810 \uc99d\uac00\ud568\uc744 \uc54c \uc218\uac00 \uc788\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"1024\" height=\"675\" src=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u110f\u1169\u11ab\u1103\u1166\u11ab\u1109\u1165_\u1100\u116a\u1107\u1169\u1109\u1161\u11bc\u1109\u1175\u1106\u116e\u11ab\u110c\u1166\u110c\u1165\u11b7.png\" alt=\"\" class=\"wp-image-10251\" srcset=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u110f\u1169\u11ab\u1103\u1166\u11ab\u1109\u1165_\u1100\u116a\u1107\u1169\u1109\u1161\u11bc\u1109\u1175\u1106\u116e\u11ab\u110c\u1166\u110c\u1165\u11b7.png 1024w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u110f\u1169\u11ab\u1103\u1166\u11ab\u1109\u1165_\u1100\u116a\u1107\u1169\u1109\u1161\u11bc\u1109\u1175\u1106\u116e\u11ab\u110c\u1166\u110c\u1165\u11b7-300x198.png 300w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u110f\u1169\u11ab\u1103\u1166\u11ab\u1109\u1165_\u1100\u116a\u1107\u1169\u1109\u1161\u11bc\u1109\u1175\u1106\u116e\u11ab\u110c\u1166\u110c\u1165\u11b7-768x506.png 768w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption>\ucf58\ub374\uc11c_\uacfc\ubcf4\uc0c1\uc2dc\ubb38\uc81c\uc810<\/figcaption><\/figure>\n\n\n\n<h4>\ubaa8\uc120\uc758 \uc804\uc555\uc774 \uc0c1\uc2b9<\/h4>\n\n\n\n<p>&#8211; \ubb34\ud6a8\uc804\ub825\uc758 \uacfc\ub2e4\ud55c \uacf5\uae09\uc73c\ub85c \ubd80\ud558\ub2e8 \uc804\uc555\uc774 \uc0c1\uc2b9<\/p>\n\n\n\n<p>&#8211; \uc804\ub825\uc124\ube44\uc758 \uc808\uc5f0\uc5d0 \uc758\ud55c \uc5f4\ud654 \ubc0f \ud30c\uad34 \uc6b0\ub824<\/p>\n\n\n\n<p>&#8211; \ubcc0\uc555\uae30\uc758 \uacbd\uc6b0 \uc804\uc555\uc0c1\uc2b9\uc73c\ub85c \uacfc\ud3ec\ud654\ub418\uc5b4 \uc5ec\uc790\uc804\ub958 \uc99d\uac00, \uace0\uc870\ud30c \ubc1c\uc0dd \uc99d\uac00<\/p>\n\n\n\n<h4>\uc804\ub825\uc190\uc2e4 \ubc0f \uc804\uc555\uac15\ud558\uc758 \uc99d\uac00<\/h4>\n\n\n\n<p>&#8211; \uacfc\ubcf4\uc0c1 \uc815\ub3c4\uac00 \ud074\uc218\ub85d \ubd80\ud558\uc804\ub958\uac00 \uc99d\uac00\ud558\uc5ec \uc804\ub825\uc190\uc2e4 \ubc0f \uc804\uc555\uac15\ud558 \uc99d\uac00<\/p>\n\n\n\n<h4>\ud68c\uc804\uae30\uc758 \uc790\uae30\uc5ec\uc790\ud604\uc0c1 \ubc1c\uc0dd<\/h4>\n\n\n\n<p>&#8211; \ucda9\uc804\uc804\ub958\uc5d0 \uc758\ud574\uc11c \uc720\ub3c4\uc804\ub3d9\uae30, \ubc1c\uc804\uae30\uc758 \uc790\uae30\uc5ec\uc790\ub85c \uacfc\uc804\uc555 \ubc1c\uc0dd<\/p>\n\n\n\n<h4>\uc804\uae30\uc694\uae08 \uc0c1\uc2b9<\/h4>\n\n\n\n<p>&#8211; \uc9c4\uc0c1\uc5ed\ub960 0.95\ubbf8\ub9cc\uc774 \ub420 \uacbd\uc6b0 \uc804\uae30\uc694\uae08 \uc0c1\uc2b9\uc758 \uc694\uc778\uc774 \ub428<\/p>\n\n\n\n<h3>\ucf58\ub374\uc11c \ud68c\ub85c \uac1c\ud3d0\ud604\uc0c1<\/h3>\n\n\n\n<h4>\ud22c\uc785\uc2dc \ud604\uc0c1<\/h4>\n\n\n\n<p>\ucf58\ub374\uc11c \ud68c\ub85c\ub97c \ud22c\uc785\ud560 \ub54c, R-L-C \uc9c1\ub82c\ud68c\ub85c\ub85c \ud22c\uc785\uc2dc \uacfc\ub3c4\uc9c4\ub3d9\ud604\uc0c1\uc5d0 \uc758\ud558\uc5ec \uc804\uc555\uc704\uc0c1\uc5d0 \ub530\ub77c\uc11c \ud070 \ub3cc\uc785\uc804\ub958\uac00 \ud750\ub978\ub2e4. \uc774 \ub3cc\uc785\uc804\ub958\uc758 \ud06c\uae30\uc640 \uc8fc\ud30c\uc218\ub294 \ub2e4\uc74c\uacfc \uac19\ub2e4.<\/p>\n\n\n\n<p>&#8211; \ucd5c\ub300 \ub3cc\uc785\uc804\ub958 \ubc30\uc218 <\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[=I_c\\times(1+\\sqrt{\\frac{X_c}{X_L}})\\]<\/div>\n\n\n\n<p>&#8211; \uc8fc\ud30c\uc218 \ubc30\uc218 <\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[=f\\times\\sqrt{\\frac{X_c}{X_L}}\\]<\/div>\n\n\n\n<p>\ucf58\ub374\uc11c \ud22c\uc785\uc2dc \ud070 \ub3cc\uc785\uc804\ub958\uac00 \ubc1c\uc0dd\ub418\ub294\ub370, \ucd5c\ub300 \ub3cc\uc785\uc804\ub958 \ubc30\uc218\ub294 100\uc774\uc0c1\uc73c\ub85c \ub098\ud0c0\ub098\ub294 \uacbd\uc6b0\ub3c4 \uc788\uc73c\uba70 \uadf8 \uc9c0\uc18d\uc2dc\uac04\uc740 \ub9e4\uc6b0 \uc9e7\uac8c \ub098\ud0c0\ub09c\ub2e4. \uadf8\ub7ec\ubbc0\ub85c \uc9c1\ub82c\ub9ac\uc561\ud130\ub97c \uc9c1\ub82c\ub85c \uc0bd\uc785\ud558\uc5ec\uc57c \ub41c\ub2e4.<\/p>\n\n\n\n<p>\ub3cc\uc785\uc804\ub958\uc758 \uc800\uac10\uc744 \uc704\ud574\uc11c \uc9c1\ub82c\ub9ac\uc561\ud130\ub97c \uc0bd\uc785\ud574\uc57c \ub418\uba70, \ucf58\ub374\uc11c \uc6a9\ub7c9\uc758 6%\ub97c \uc9c1\ub82c\ub85c \uc0bd\uc785\ud55c \uacbd\uc6b0, \ub3cc\uc785\uc804\ub958\ubc30\uc218\ub294 5\ubc30\uc774\uace0, \uc8fc\ud30c\uc218\ub294 4\ubc30\ub85c \uc9c4\ub3d9\ud558\uac8c \ub41c\ub2e4.<\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[I_{st}=(1+\\sqrt\\frac{100}{6})\\times I_c \u22435I_c\\]\n\\[f_n=\\sqrt{\\frac{100}{6}}\\times f=4f[Hz]\\]<\/div>\n\n\n\n<p>\u203b \uacfc\ub3c4\ud55c \ub3cc\uc785\uc804\ub958\uc5d0 \uc758\ud574\uc11c \ubcc0\ub958\uae30\uc758 2\ucc28\ud68c\ub85c\uc758 \uc190\uc0c1, \uc804\ub825\ud4e8\uc988\uc758 \uc6a9\ub2e8 \ub4f1\uc758 \ubb38\uc81c\ub97c \ucd08\ub798\ud560 \uc6b0\ub824\uc788\uc74c\uc744 \uc8fc\uc758\ud558\uc790.<\/p>\n\n\n\n<h4>\uac1c\ubc29\uc2dc \ud604\uc0c1<\/h4>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"1024\" height=\"372\" src=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u110f\u1169\u11ab\u1103\u1166\u11ab\u1109\u1165_\u1100\u1162\u1107\u1161\u11bc\u1109\u1175\u1112\u1167\u11ab\u1109\u1161\u11bc.png\" alt=\"\" class=\"wp-image-10252\" srcset=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u110f\u1169\u11ab\u1103\u1166\u11ab\u1109\u1165_\u1100\u1162\u1107\u1161\u11bc\u1109\u1175\u1112\u1167\u11ab\u1109\u1161\u11bc.png 1024w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u110f\u1169\u11ab\u1103\u1166\u11ab\u1109\u1165_\u1100\u1162\u1107\u1161\u11bc\u1109\u1175\u1112\u1167\u11ab\u1109\u1161\u11bc-300x109.png 300w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u110f\u1169\u11ab\u1103\u1166\u11ab\u1109\u1165_\u1100\u1162\u1107\u1161\u11bc\u1109\u1175\u1112\u1167\u11ab\u1109\u1161\u11bc-768x279.png 768w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption>\ucf58\ub374\uc11c_\uac1c\ubc29\uc2dc\ud604\uc0c1<\/figcaption><\/figure>\n\n\n\n<p>\ucf58\ub374\uc11c\uc5d0\ub294 \ub2e8\uc790\uc804\uc555\uc758 \uc704\uc0c1\ubcf4\ub2e4 90\u00b0\uc55e\uc120 \uc9c4\uc0c1\uc804\ub958\uac00 \ud750\ub974\uae30 \ub54c\ubb38\uc5d0 \ucf58\ub374\uc11c \uac1c\ubc29\uc2dc\uc5d0 \uc804\ub958\uc601\uc810\uc5d0\uc11c\ub294 \uc804\uc6d0\uc804\uc555\uc758 \ucd5c\ub300\uc778 Vm\uc774\uace0 \uc120\ub85c\uc5d0\ub294 \uc774 \uc804\uc555\uc774 \ucda9\uc804\ub418\uc5b4 \uc794\ub958\ud55c\ub2e4. \uac1c\ubc29\ud6c4 1\/2 \uc8fc\uae30 \ud6c4\uc5d0\ub294 \ucc28\ub2e8\uae30\uc758 \uadf9\uac04\uc5d0\ub294 2Vm\uc778 \uc804\uc555\uc774 \uac78\ub824\uc11c \uc808\uc5f0\ud68c\ubcf5\uc774 \ucda9\ubd84\ud558\uc9c0 \ubabb\ud558\uc5ec(\uadf9\uac04\uc758 \uac1c\ub9ac\uac00 \ucda9\ubd84\ud558\uc9c0 \ubabb\ud55c \uc0c1\ud0dc) \uc7ac\uc810\ud638\uac00\ub418\uace0 \uc794\ub958\uc804\uc555\uc774 \uae09\uaca9\ud788 \uc804\uc6d0\uc804\uc555\uc73c\ub85c \ub418\ub3cc\uc544\uac00\ub824\uace0 \ud558\ub294 \uacfc\ub3c4 \uc9c4\ub3d9\ud604\uc0c1\uc774 \ubc1c\uc0dd\ub418\uc5b4 \ucd5c\ub300 3Vm\uc5d0 \uc774\ub974\ub294 \uacfc\ub3c4 \uc774\uc0c1\uc804\uc555\uc774 \ubc1c\uc0dd\ub41c\ub2e4. \uc624\ub978\ucabd \uadf8\ub9bc\ucc98\ub7fc \uc81c\ub3d9\uc791\uc6a9\uc774 \uc5c6\ub294 \uacbd\uc6b0 \uc7ac\uc810\ud638\uac00 \uacc4\uc18d\ud574\uc11c \uc77c\uc5b4\ub098\uc11c 3Vm, 5Vm, 7Vm&#8230;&#8230;. \uc73c\ub85c \ub192\uc740 \uc774\uc0c1\uc804\uc555\uc774 \ubc1c\uc0dd\ub418\uc9c0\ub9cc, \uc2e4\uc81c\ub294 \ud68c\ub85c\uc800\ud56d, \ucf54\ub85c\ub098 \ub4f1\uc5d0 \uc758\ud574\uc11c \uc81c\ub3d9\uc791\uc6a9\uc774 \uc0dd\uaca8\uc11c \ub300\uc9c0\uc804\uc555\uc758 \ucd5c\ub300 3.5\ubc30 \uc774\uc0c1 4\ubc30\ub97c \ucd08\uacfc\ud558\ub294 \uacbd\uc6b0\ub294 \uc5c6\ub2e4.<\/p>\n\n\n\n<h3>\ucf58\ub374\uc11c \ubc45\ud06c \uac1c\ud3d0\uc7a5\uce58\uc758 \uad6c\ube44\uc870\uac74<\/h3>\n\n\n\n<p>1) \ud22c\uc785\uc2dc \uacfc\ub3c4\ud55c \ub3cc\uc785\uc804\ub958\uc5d0 \uacac\ub51c \uac83<\/p>\n\n\n\n<p>2) \uac1c\ubc29\uc2dc TRV\uc5d0 \uacac\ub514\uba70, \uc7ac\uc810\ud638\ub97c \ubc1c\uc0dd\uc2dc\ud0a4\uc9c0 \uc54a\uc744 \uac83 \uf0e0 \uac1c\ubc29\uc18d\ub3c4 \ube60\ub97c \uac83<\/p>\n\n\n\n<p>3) \uc804\uae30\uc801, \uae30\uacc4\uc801\uc73c\ub85c \ub2e4\ube48\ub3c4 \uac1c\ud3d0\uc131\ub2a5\uc744 \uac16\ucd9c \uac83<\/p>\n\n\n\n<p>4) \ub0b4\uad6c\uc131\uc774 \uc88b\uc73c\uba70, \uacbd\uc81c\uc801\uc77c \uac83<\/p>\n\n\n\n<h3>\uc5ed\ub960\uc81c\uc5b4 \ubc29\uc2dd<\/h3>\n\n\n\n<p>\ubd80\ud558\ubcc0\ub3d9\uc5d0 \ub530\ub978 \uc804\ub825\uc6a9 \ucf58\ub374\uc11c\ub97c \uc81c\uc5b4\ud568\uc73c\ub85c\uc368 \ud56d\uc0c1 \ub192\uc740 \uc5ed\ub960\uc744 \uc720\uc9c0\ud558\uba70, \uc804\uae30\uc124\ube44\uc758 \ud6a8\uc728\uc801\uc778 \uc0ac\uc6a9\uc744 \uc704\ud574 \ud544\uc694\ud55c \uc591\ub9cc\ud07c\uc758 \ubb34\ud6a8\uc804\ub825\uc744 \uacf5\uae09\ud558\uae30 \uc704\ud574\uc11c \uc790\ub3d9\uc81c\uc5b4\ubc29\uc2dd\uc774 \ud544\uc694\ud558\ub2e4. \uc2ec\uc57c \ub4f1 \uacbd\ubd80\ud558\uc2dc\uc5d0 \ucf58\ub374\uc11c\uc758 \ud22c\uc785\uc73c\ub85c \uc778\ud55c \ubc30\uc804\uc120, \ubcc0\uc555\uae30\uc758 \uc190\uc2e4\uc774 \uc99d\uac00\ud558\uc5ec \ubaa8\uc120\uc804\uc555\uc758 \uc0c1\uc2b9\uc744 \ub9c9\uae30 \uc704\ud574\uc11c\ub3c4 \uac74\ubb3c\uc758 \uaddc\ubaa8\uc640 \uc6a9\ub3c4\uc5d0 \ub9de\ub294 \uc81c\uc5b4\ubc29\uc2dd\uc774 \ud544\uc694\ud558\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"818\" height=\"594\" src=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u110f\u1169\u11ab\u1103\u1166\u11ab\u1109\u1165_\u1103\u1161\u11ab\u1109\u1165\u11ab\u1100\u1168\u1110\u1169\u11bc\u1103\u1169.png\" alt=\"\" class=\"wp-image-10253\" srcset=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u110f\u1169\u11ab\u1103\u1166\u11ab\u1109\u1165_\u1103\u1161\u11ab\u1109\u1165\u11ab\u1100\u1168\u1110\u1169\u11bc\u1103\u1169.png 818w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u110f\u1169\u11ab\u1103\u1166\u11ab\u1109\u1165_\u1103\u1161\u11ab\u1109\u1165\u11ab\u1100\u1168\u1110\u1169\u11bc\u1103\u1169-300x218.png 300w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u110f\u1169\u11ab\u1103\u1166\u11ab\u1109\u1165_\u1103\u1161\u11ab\u1109\u1165\u11ab\u1100\u1168\u1110\u1169\u11bc\u1103\u1169-768x558.png 768w\" sizes=\"(max-width: 818px) 100vw, 818px\" \/><figcaption>\ucf58\ub374\uc11c_\ub2e8\uc120\uacc4\ud1b5\ub3c4<\/figcaption><\/figure>\n\n\n\n<p>\ucf58\ub374\uc11c\uc758 \uc790\ub3d9\uc81c\uc5b4\uc5d0\ub294 \ud2b9\uc815\ubd80\ud558\uc758 \uac1c\ud3d0\uc2e0\ud638\uc5d0 \uc758\ud55c \uc81c\uc5b4, \ud504\ub85c\uadf8\ub7a8 \uc81c\uc5b4, \ubb34\ud6a8\uc804\ub825\uc81c\uc5b4, \uadf8\ub9ac\uace0 \uc790\ub3d9\uc5ed\ub960\uc81c\uc5b4\uac00 \uc788\uc73c\uba70, \ud2b9\uc815\ubd80\ud558\uc758 \uac1c\ud3d0\uc2e0\ud638\uc5d0 \uc758\ud55c \uc81c\uc5b4 \ubc0f \ud0c0\uc784 \uc2a4\uc704\uce58\uc5d0 \uc758\ud55c \ud504\ub85c\uadf8\ub7a8 \uc81c\uc5b4\ub294 \ub9e4\uc6b0 \uac04\ub2e8\ud558\uace0, \uacbd\uc81c\uc801\uc774\ub098 \ud6a8\uc728\uc801\uc778 \uc790\ub3d9\uc5ed\ub960\uc81c\uc5b4\uac00 \uace4\ub780\ud558\ub2e4.<\/p>\n\n\n\n<h4>\uc790\ub3d9\uc5ed\ub960\uc81c\uc5b4\uae30\uc5d0 \uc758\ud55c \uc81c\uc5b4<\/h4>\n\n\n\n<p>\uc790\ub3d9 \uc5ed\ub960\uc870\uc815\uae30\ub294 \uc120\ub85c\uc5d0 \ud750\ub974\ub294 \uc804\ub958 \ubc0f \uc804\uc555\uc744 CT, PT\ub85c \uce21\uc815\ud558\uc5ec, \uc5ed\ub960\uc744 \uacc4\uc0b0\ud558\uace0, \uadf8 \uc5ed\ub960\uc774 \uc124\uc815\uac12\uacfc \ube44\uad50\ud558\uc5ec \uc9c0\uc0c1\uc774 \ub418\uba74 \ucf58\ub374\uc11c\ub97c \ud22c\uc785\ud558\uace0, \uc9c4\uc0c1\uc774 \ub418\uba74 \uc81c\uac70\ud558\ub294 \ubc29\uc2dd\uc73c\ub85c \uc790\ub3d9\uc73c\ub85c \uc81c\uc5b4\ud558\ub294 \ubc29\uc2dd\uc744 \ub9d0\ud55c\ub2e4.<\/p>\n\n\n\n<p>\uc774 \ubc29\uc2dd\uc740 \ubd80\ud654\uc758 \ubcc0\ud654\uc5d0 \ub300\ud55c \uc801\uc751\ub825\uc774 \ub192\uc740 \ubc29\uc2dd\uc73c\ub85c \uc790\ub3d9\uc5ed\ub960\uc81c\uc5b4\uc5d0 \ub300\ubd80\ubd84 \uc774 \ubc29\uc2dd\uc744 \ucc44\uc6a9\ud55c\ub2e4.<\/p>\n\n\n\n<h4>\ud504\ub85c\uadf8\ub7a8 \uc81c\uc5b4\ubc29\uc2dd<\/h4>\n\n\n\n<p>\uc77c\uc815 \uc2dc\uac04\ub300\uc5d0\uc11c \ubb34\ud6a8\uc804\ub825\uc744 \uc608\uce21\ud560 \uc218 \uc788\ub294 \uacbd\uc6b0 \ud0c0\uc784 \uc2a4\uc704\uce58\uc5d0 \uc758\ud55c \ucf58\ub374\uc11c\ub97c \uac1c\ud3d0\ud558\ub294 \ubc29\uc2dd\uc73c\ub85c \uac04\ud3b8\ud558\uace0 \uc800\ub834\ud558\ub098 \ubd80\ud558\ubcc0\ub3d9\uc744 \uc608\uce21\ud560 \uc218 \uc5c6\ub294 \uacbd\uc6b0\uc5d0\ub294 \ubd80\uc801\ub2f9\ud558\ub2e4.<\/p>\n\n\n\n<h4>\ud2b9\uc815\ubd80\ud558 \uac1c\ud3d0\uc2e0\ud638\uc5d0 \uc758\ud55c \uc81c\uc5b4<\/h4>\n\n\n\n<p>\ubb34\ud6a8\uc804\ub825 \uc18c\ube44\ub7c9\uc774 \ub9ce\uace0, \uc18c\ube44\ub7c9\uc774 \uc77c\uc815\ud55c \ud2b9\uc815\ubd80\ud558\ub85c \uc9c0\uc815\ud558\uc5ec \uadf8 \ubd80\ud558\uc758 \uac1c\ud3d0\uc7a5\uce58\uc758 \uac1c\ud3d0\uc2e0\ud638\uc5d0 \uc758\ud574\uc11c \uc804\ub825\uc6a9 \ucf58\ub374\uc11c\ub97c \uac1c\ud3d0\ud558\ub294 \uc81c\uc5b4\ubc29\uc2dd\uc73c\ub85c \uac00\uc7a5 \uacbd\uc81c\uc801\uc778 \ubc29\ubc95\uc774\ub2e4.<\/p>\n\n\n\n<h4>\ubb34\ud6a8\uc804\ub825 \uc81c\uc5b4<\/h4>\n\n\n\n<p>\uc77c\ubd80\ud558 \ud328\ud134\uc744 \uac00\ub9ac\uc9c0 \uc54a\uace0 \ubb34\ud6a8\uc804\ub825\uc758 \uc18c\ubaa8\ub7c9\uc744 \uce21\uc815\ud558\uc5ec \ub2a5\ub3d9\uc801\uc73c\ub85c \uc804\ub825\uc6a9 \ucf58\ub374\uc11c\uc758 \ud22c\uc785\ub7c9\uc744 \uacb0\uc815\ud558\ub294 \ubc29\uc2dd\uc774\ub2e4.<\/p>\n\n\n\n<h4>\ubaa8\uc120\uc758 \uc804\uc555\uc81c\uc5b4<\/h4>\n\n\n\n<p>\uc5ed\ub960\uc758 \uac1c\uc120\ubcf4\ub2e4\ub294 \ubaa8\uc120\uc758 \uc804\uc555\uc744 \uc77c\uc815\ud558\uac8c \uc720\uc9c0\ud558\uae30 \uc704\ud55c \uac83\uc774\ub2e4. \ubaa8\uc120\uc758 \uc804\uc555\uc774 \uae30\uc900\uac12 \ubcf4\ub2e4 \uc791\uc744 \ub54c \ubb34\ud6a8\uc804\ub825 \uacf5\uae09\ud558\uace0 \uae30\uc900\uac12 \uc774\uc0c1\uc77c \ub54c \ubb34\ud6a8\uc804\ub825\uc744 \ud761\uc218\ud558\ub294 \uc6b4\uc804\uc744 \ud558\ub294 \uac83\uc774\ub2e4.<\/p>\n\n\n\n<h3>\ucf58\ub374\uc11c \ubcf4\ud638\ubc29\uc2dd<\/h3>\n\n\n\n<h4>\uacc4\ud1b5\uc758 \uc774\uc0c1\uc2dc \ucf58\ub374\uc11c \ubcf4\ud638<\/h4>\n\n\n\n<p>(1) \uacfc\uc804\uc555 \ubcf4\ud638<\/p>\n\n\n\n<p>&#8211; \uacfc\uc804\uc555\uacc4\uc804\uae30(\ud55c\uc2dc)\uc5d0 \uc758\ud55c \ubcf4\ud638<\/p>\n\n\n\n<p>&#8211; \ub3d9\uc791\uc804\uc555\uc740 \uc815\uaca9\uc804\uc555\uc758 130%\uc5d0\uc11c \ub3d9\uc791\uc2dc\uac04 2\ucd08\uc815\ub3c4\ub85c \uc815\uc815<\/p>\n\n\n\n<p>(2) \uc800\uc804\uc555 \ubcf4\ud638<\/p>\n\n\n\n<p>&#8211; \ubd80\uc871\uc804\uc555\uacc4\uc804\uae30(\ud55c\uc2dc)\uc5d0 \uc758\ud55c \ubcf4\ud638<\/p>\n\n\n\n<p>&#8211; \ub3d9\uc791\uc804\uc555\uc740 \uc815\uaca9\uc804\uc555\uc758 70%\uc5d0\uc11c \ub3d9\uc791\uc2dc\uac04\uc740 2\ucd08\uc815\ub3c4\ub85c \uc815\uc815<\/p>\n\n\n\n<h4>\ucf58\ub374\uc11c \ub0b4\ubd80\uc18c\uc790 \uc0ac\uace0\uc5d0 \ub300\ud55c \ubcf4\ud638<\/h4>\n\n\n\n<p>(1) \uacfc\uc804\ub958\ubcf4\ud638 \ubc29\uc2dd: \uacfc\uc804\ub958\uacc4\uc804\uae30 \ubc0f \uc804\ub825\ud4e8\uc988\uc5d0 \uc758\ud55c \uc77c\uad04 \ubcf4\ud638<\/p>\n\n\n\n<p>(2) \ucc28\uc804\uc555 \uac80\ucd9c \ubc29\uc2dd<\/p>\n\n\n\n<p>\ubc29\uc804\ucf54\uc77c 2\ucc28\uce21 \ubd88\ud3c9\ud615 \uc804\uc555\uc744 \uac80\ucd9c\ud558\uc5ec \uacfc\uc804\uc555\uacc4\uc804\uae30\ub97c \ub3d9\uc791\uc2dc\ud0a4\ub294 \uc6d0\ub9ac\uc774\ub2e4. \ucf58\ub374\uc11c \ub0b4\ubd80 \uc18c\uc790\uac00 1\uac1c\ub9cc \uace0\uc7a5\ub098\ub3c4 \uc2e0\uc18d\ud558\uac8c \uace0\uc7a5\uc804\uc555\uc774 \uac80\ucd9c\uc774 \uac00\ub2a5<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"1024\" height=\"482\" src=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u110f\u1169\u11ab\u1103\u1166\u11ab\u1109\u1165_\u110e\u1161\u110b\u1161\u11b8\u1100\u1165\u11b7\u110e\u116e\u11af\u1107\u1161\u11bc\u1109\u1175\u11a8.png\" alt=\"\" class=\"wp-image-10254\" srcset=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u110f\u1169\u11ab\u1103\u1166\u11ab\u1109\u1165_\u110e\u1161\u110b\u1161\u11b8\u1100\u1165\u11b7\u110e\u116e\u11af\u1107\u1161\u11bc\u1109\u1175\u11a8.png 1024w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u110f\u1169\u11ab\u1103\u1166\u11ab\u1109\u1165_\u110e\u1161\u110b\u1161\u11b8\u1100\u1165\u11b7\u110e\u116e\u11af\u1107\u1161\u11bc\u1109\u1175\u11a8-300x141.png 300w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u110f\u1169\u11ab\u1103\u1166\u11ab\u1109\u1165_\u110e\u1161\u110b\u1161\u11b8\u1100\u1165\u11b7\u110e\u116e\u11af\u1107\u1161\u11bc\u1109\u1175\u11a8-768x362.png 768w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption>\ucf58\ub374\uc11c_\ucc28\uc555\uac80\ucd9c\ubc29\uc2dd<\/figcaption><\/figure>\n\n\n\n<p>(3)\uc804\uc555\ucc28\ub3d9 \ubc29\uc2dd<\/p>\n\n\n\n<p>\uac01\uc0c1\uc758 \ubc29\uc804\ucf54\uc77c 2\ucc28\uce21 \uc804\uc555\uc744 \uac80\ucd9c\ud558\uc5ec \uacfc\uc804\uc555\uacc4\uc804\uae30\ub97c \ub3d9\uc791\uc2dc\ud0a4\ub294 \uc6d0\ub9ac\uc774\ub2e4. \ucf58\ub374\uc11c \ub0b4\ubd80 \uc18c\uc790\uac00 1\uac1c\ub9cc \uace0\uc7a5\ub098\ub3c4 \uc2e0\uc18d\ud558\uac8c \uace0\uc7a5\uc804\uc555\uc774 \uac80\ucd9c\uc774 \uac00\ub2a5<\/p>\n\n\n\n<p>(4)\uc911\uc131\uc810 \uc804\uc555\uac80\ucd9c(NVS)<\/p>\n\n\n\n<p>\u2460 Single Star \ubc29\uc2dd<\/p>\n\n\n\n<p>\ucf58\ub374\uc11c 3\ub300\ub97c Y\uacb0\uc120\ud558\uc5ec \ub300\uce6d\ub418\ub294 Y\uacb0\uc120\ud55c \uc800\ud56d\uacfc\uc758 \uc911\uc131\uc810 \uc804\uc555\ucc28\ub97c \uac80\ucd9c\ud558\uc5ec \ucc28\ub2e8\uae30\ub97c \ud2b8\ub9bd\uc2dc\ud0a4\ub294 \ubc29\uc2dd<\/p>\n\n\n\n<p>\u2461 Double Star\ubc29\uc2dd<\/p>\n\n\n\n<p>Double Star\ub85c \uacb0\uc120\ub41c \ucf58\ub374\uc11c\uc758 \uc911\uc131\uc810\uac04 \uc804\uc555\ucc28\ub97c \uac80\ucd9c\ud558\ub294 \uac83\uc73c\ub85c \uadf8 \uc6d0\ub9ac\ub294 Single Star\ubc29\uc2dd\uacfc \ub3d9\uc77c\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"1024\" height=\"417\" src=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u110f\u1169\u11ab\u1103\u1166\u11ab\u1109\u1165_\u110c\u116e\u11bc\u1109\u1165\u11bc\u110c\u1165\u11b7\u110c\u1165\u11ab\u110b\u1161\u11b8\u1100\u1165\u11b7\u110e\u116e\u11af.png\" alt=\"\" class=\"wp-image-10255\" srcset=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u110f\u1169\u11ab\u1103\u1166\u11ab\u1109\u1165_\u110c\u116e\u11bc\u1109\u1165\u11bc\u110c\u1165\u11b7\u110c\u1165\u11ab\u110b\u1161\u11b8\u1100\u1165\u11b7\u110e\u116e\u11af.png 1024w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u110f\u1169\u11ab\u1103\u1166\u11ab\u1109\u1165_\u110c\u116e\u11bc\u1109\u1165\u11bc\u110c\u1165\u11b7\u110c\u1165\u11ab\u110b\u1161\u11b8\u1100\u1165\u11b7\u110e\u116e\u11af-300x122.png 300w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u110f\u1169\u11ab\u1103\u1166\u11ab\u1109\u1165_\u110c\u116e\u11bc\u1109\u1165\u11bc\u110c\u1165\u11b7\u110c\u1165\u11ab\u110b\u1161\u11b8\u1100\u1165\u11b7\u110e\u116e\u11af-768x313.png 768w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption>\ucf58\ub374\uc11c_\uc911\uc131\uc810\uc804\uc555\uac80\ucd9c<\/figcaption><\/figure>\n\n\n\n<p>[Single star \ubc29\uc2dd] [Double star \ubc29\uc2dd]<\/p>\n\n\n\n<h4>\uc911\uc131\uc810 \uc804\ub958\uac80\ucd9c(NCS: Neutral Current Sensor)<\/h4>\n\n\n\n<p>\uc704\uc758 \ud68c\ub85c\uc758 \uc911\uc131\uc120\uc5d0 \ud750\ub974\ub294 \uc804\ub958\ub97c \uac80\ucd9c\ud558\uc5ec \ucc28\ub2e8\uae30\ub97c \ud2b8\ub9bd\uc2dc\ud0a4\ub294 \ubc29\uc2dd<\/p>\n\n\n\n<h4>\uc678\ubd80 \ubcf4\ud638\ubc29\uc2dd<\/h4>\n\n\n\n<p>\ucf58\ub374\uc11c \ub0b4\ubd80 \uc555\ub825\uc0c1\uc2b9\uc5d0 \uc758\ud55c \uc678\ubd80 \ud33d\ucc3d\uc744 \ub9ac\ubbf8\ud2b8 \uc2a4\uc704\uce58\uc5d0 \uc758\ud55c \uac80\ucd9c<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"1016\" height=\"812\" src=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u110f\u1169\u11ab\u1103\u1166\u11ab\u1109\u1165_\u110b\u116c\u1107\u116e\u1107\u1169\u1112\u1169\u1107\u1161\u11bc\u1109\u1175\u11a8.png\" alt=\"\" class=\"wp-image-10256\" srcset=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u110f\u1169\u11ab\u1103\u1166\u11ab\u1109\u1165_\u110b\u116c\u1107\u116e\u1107\u1169\u1112\u1169\u1107\u1161\u11bc\u1109\u1175\u11a8.png 1016w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u110f\u1169\u11ab\u1103\u1166\u11ab\u1109\u1165_\u110b\u116c\u1107\u116e\u1107\u1169\u1112\u1169\u1107\u1161\u11bc\u1109\u1175\u11a8-300x240.png 300w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u110f\u1169\u11ab\u1103\u1166\u11ab\u1109\u1165_\u110b\u116c\u1107\u116e\u1107\u1169\u1112\u1169\u1107\u1161\u11bc\u1109\u1175\u11a8-768x614.png 768w\" sizes=\"(max-width: 1016px) 100vw, 1016px\" \/><figcaption>\ucf58\ub374\uc11c_\uc678\ubd80\ubcf4\ud638\ubc29\uc2dd<\/figcaption><\/figure>\n\n\n\n<blockquote class=\"wp-block-quote\"><p>\uc6a9\ub7c9 1,000[kVA] \ubcc0\uc555\uae30\uc5d0\uc11c \ud53c\uc0c1\uc804\ub825 800[kVA], \uc5ed\ub960(\uc9c0\uc0c1) 80%\uc758 \ubd80\ud558 \uc5d0 \uc804\ub825\uc744 \uacf5\uae09\ud558\uace0 \uc788\ub2e4. \uac70\uae30\uc5d0 \ud53c\uc0c1\uc804\ub825 300[kVA], \uc5ed\ub960(\uc9c0\uc0c1) 70%\uc758 \ubd80\ud558\ub97c \ubcd1\ub82c\ub85c \uc5f0\uacb0\ud55c \uacbd\uc6b0\uc5d0\ub3c4 \ubcc0\uc555\uae30\ub97c \uacfc\ubd80\ud558\ub85c \ub418\uc9c0 \uc54a\uae30 \uc704\ud574\uc11c\ub294 \ubd80\ud558\uc640 \ubcd1\ub82c\ub85c \uc0bd \uc785\ud558\ub294 \ucf58\ub374\uc11c\uc758 \uc6a9\ub7c9\uc740 \uc5bc\ub9c8\ub85c \ud558\uba74 \uc88b\uc740\uac00?<\/p><\/blockquote>\n\n\n\n<p>\uc6a9\ub7c9\uacfc \uc5ed\ub960\uc774\uc774 \ub2e4\ub978 \ubd80\ud558\uc758 \uc5f0\uacb0\uc2dc\uc5d0 \uacfc\ubd80\ud558\uac00 \ub418\uc9c0 \uc54a\uae30 \uc704\ud574\uc11c\ub294 \ub2e4\uc74c\uacfc \uac19\uc740 P-Q diagram\uc744 \uc0b0\ucd9c\ud558\uae30 \uc704\ud574 \ub2e4\uc74c\uacfc \uac19\uc774 \ud45c\ud604 \ud560 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"1024\" height=\"510\" src=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u110f\u1169\u11ab\u1103\u1166\u11ab\u1109\u1165_P-Q-diagram.png\" alt=\"\" class=\"wp-image-10257\" srcset=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u110f\u1169\u11ab\u1103\u1166\u11ab\u1109\u1165_P-Q-diagram.png 1024w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u110f\u1169\u11ab\u1103\u1166\u11ab\u1109\u1165_P-Q-diagram-300x149.png 300w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u110f\u1169\u11ab\u1103\u1166\u11ab\u1109\u1165_P-Q-diagram-768x383.png 768w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption>\ucf58\ub374\uc11c_P-Q diagram<\/figcaption><\/figure>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[P_1=S_1\\cos\\theta_1=800\\times 0.8=640[kW], \\]\\[Q_1=P_1\\tan\\theta_1=480[kvar]\\]\n\\[P_2=S_2\\cos\\theta_2=300\\times 0.7=210[kW], \\]\\[Q_2=P_2\\tan\\theta_2=214[kvar]\\]\n\\[P_0=P_1+P_2=850[kW], \\]\\[Q_0=Q_1+Q_2=694[kvar]\\]\n\\[S_0=\\sqrt{P^2_0+Q^2_0}=1,097[kVA], \\]\n\\[\\cos\\theta_0=\\frac{P_0}{S_0}=\\frac{850}{1,097}=0.77\\]<\/div>\n\n\n\n<p>\ucf58\ub374\uc11c\uc758 \uc0ac\uc6a9\ud558\uc9c0 \uc54a\uc740 \uc0c1\ud0dc\uc5d0\uc11c \ucd94\uac00\uc801\uc73c\ub85c \ubd80\ud558\uac00 \ud22c\uc785\ub41c \uacbd\uc6b0 1,097 [kVA], \uc885\ud569\uc5ed\ub960\uc740 77%\ub85c \uacf5\uae09\uc124\ube44 \uc6a9\ub7c9\uc778 1,000[kVA]\uc744 \ucd08\uacfc\ud574\uc11c \uacfc\ubd80\ud558\ub85c \uc6b4\uc804\ub41c\ub2e4. \uc774\ub97c \ub9c9\uae30\uc704\ud574\uc11c \ucf58\ub374\uc11c\uc758 \uc124\uce58\uac00 \ud544\uc694\ud558\ub2e4.<\/p>\n\n\n\n<p>\uacfc\ubd80\ud558\ub418\uc9c0 \uc54a\uae30 \uc704\ud574\uc11c\ub294 \ub2e4\uc74c\uacfc \uac19\uc740 \ucf58\ub374\uc11c \uc6a9\ub7c9\uc774 \ud544\uc694\ud558\ub2e4.<\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[Q&#8217;_0=\\sqrt{1000^2-P_0^2}=\\sqrt{1000^2-850^2}=526[kvar]\\]\n\\[\u2234Q_c=Q_0-Q&#8217;_0=694-526=168[kVA]\\]<\/div>\n\n\n\n<blockquote class=\"wp-block-quote\"><p>5km\uc758 3\uc0c1 3\uc120\uc2dd \ubc30\uc804\uc120\ub85c \ub9d0\ub2e8\uc5d0\uc11c 1,000kW, \uc5ed\ub960 80% \uc9c0\uc0c1\uc5ed\ub960 \ubd80 \ud558\uc5d0 \uc804\ub825\uc744 \uacf5\uae09\ud558\uace0 \uc788\ub2e4. \uc804\ub825\uc6a9 \ucf58\ub374\uc11c\ub97c \uc124\uce58\ud574\uc11c \uc5ed\ub960\uc744 100%\ub85c \uac1c\uc120\ud55c\ub2e4 \uba74, \uc774 \ubc30\uc804\uc120\ub85c\uc758 (1)\uc804\uc555\uac15\ud558 (2) \uc804\ub825\uc190\uc2e4\uc740 \uac1c\uc120\uc804\uacfc \ube44\uad50\ud558\uc5ec \uba87 % \uc815\ub3c4 \ubcc0\ud654 \ub418\ub294\uc9c0 \uacc4\uc0b0\ud558\uc2dc\uc624. \ub2e8, \uc120\ub85c \uc784\ud53c\ub358\uc2a4\ub294 1\uc120\ub2f9 0.3+j0.4 [\u03a9\/km] \uc774\ub2e4.<\/p><\/blockquote>\n\n\n\n<p>1.\uc5ed\ub960\uc744 [cos\u03b80=0.8 \u2192 cos\u03b81=1.0]\uc73c\ub85c \uac1c\uc120\ud55c \uacbd\uc6b0 \uc804\uc555\uac15\ud558<\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[\\Delta V=\\sqrt{3}I(R\\cos\\theta+X\\sin\\theta)\\times \\frac{V}{V}\\to \\Delta V=\\frac{P}{V}(R+X\\tan\\theta)\\]<\/div>\n\n\n\n<p>1)\uc5ed\ub960 \uac1c\uc120\uc804 \uc804\uc555\uac15\ud558<\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[\\Delta V_0=\\frac{P}{V}(R+X\\tan(\\cos^{-1}0.8))=\\frac{P}{V}(1.5+0.75\\times 2)=3.0\\times\\frac{P}{V}\\]<\/div>\n\n\n\n<p>2)\uc5ed\ub960 \uac1c\uc120\ud6c4 \uc804\uc555\uac15\ud558<\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[\\Delta V_1=\\frac{P}{V}(R+X\\tan(\\cos^{-1}1.0))=1.5\\times\\frac{P}{V}\\]<\/div>\n\n\n\n<p>\u2234 \uc804\uc555\uac15\ud558\ub294 \uc5ed\ub960 \uac1c\uc120\uc804\uc758 50% \uc218\uc900<br>\u2192 \uc804\ub825\uc6a9 \ucf58\ub374\uc11c \uc124\uce58\ub85c \uc804\uc555\uac15\ud558\ub294 \uac1c\uc120\uc740 50% \uac1c\uc120\ub428.<\/p>\n\n\n\n<p>\uc5ed\ub960\uc744 [cos\u03b80=0.8 \u2192 cos\u03b81=1.0]\uc73c\ub85c \uac1c\uc120\ud55c \uacbd\uc6b0 \uc804\ub825\uc190\uc2e4<\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[I=\\frac{P}{\\sqrt3 V\\cos\\theta}\\to P_l=3I^2R \\to P_l 000 \\frac{1}{\\cos^2\\theta}\\]<\/div>\n\n\n\n<p>&#8211; \uc5ed\ub960 \uac1c\uc120\uc804 \uc190\uc2e4 \ubc0f \uc5ed\ub960 (Pl0,cos\u03b8=0.8)<br>&#8211; \uc5ed\ub960 \uac1c\uc120\ud6c4 \uc190\uc2e4 \ubc0f \uc5ed\ub960 (Pl1,cos\u03b81=1.0)<\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[\\frac{P_{l1}}{P_{l0}}-(\\frac{\\cos\\theta_0}{\\cos\\theta_1})^2=(\\frac{0.8}{1.0})^2=0.64\\]<\/div>\n\n\n\n<p>\u2234 \uc804\ub825\uc190\uc2e4\uc740 \uc5ed\ub960 \uac1c\uc120\uc804\uc758 64% \uc218\uc900<br>\u2192 \uc804\ub825\uc6a9 \ucf58\ub374\uc11c \uc124\uce58\ub85c \uc804\ub825\uc190\uc2e4 \uac1c\uc120\uc740 36% \uac1c\uc120\ub428.<\/p>\n\n\n\n<p><strong>\u2605<a href=\"http:\/\/ftz.myds.me\/wordpress\/i-%ec%a0%84%eb%a0%a5%ec%9a%a9%ec%bd%98%eb%8d%b4%ec%84%9c\/\">\uc804\ub825\uc6a9\ucf58\ub374\uc11c<\/a><\/strong><br><a href=\"http:\/\/ftz.myds.me\/wordpress\/%ec%a0%84%eb%a0%a5%ec%9a%a9-%ec%bd%98%eb%8d%b4%ec%84%9c\/\">\uc804\ub825\uc6a9 \ucf58\ub374\uc11c<\/a><br><a href=\"http:\/\/ftz.myds.me\/wordpress\/%ec%a7%81%eb%a0%ac-%eb%a6%ac%ec%95%a1%ed%84%b0\/\">\uc9c1\ub82c \ub9ac\uc561\ud130<\/a><br><a href=\"http:\/\/ftz.myds.me\/wordpress\/%ec%bd%98%eb%8d%b4%ec%84%9c-%ec%84%a4%ec%b9%98%ec%99%80-%ea%b3%a0%ec%a1%b0%ed%8c%8c-%ed%99%95%eb%8c%80\/\">\ucf58\ub374\uc11c \uc124\uce58\uc640 \uace0\uc870\ud30c \ud655\ub300<\/a> <\/p>\n","protected":false},"excerpt":{"rendered":"<p>\uc804\ub825\uc6a9 \ucf58\ub374\uc11c \ubcd1\ub82c\ucee4\ud328\uc2dc\ud130\ub97c \uc544\ub798 \uadf8\ub9bc\uacfc \uac19\uc774 \ud22c\uc785\ud560 \uacbd\uc6b0\uc758 \ud6a8\uacfc\uc5d0 \ub300\ud574 \uc804\ub958\ud398\uc774 \uc800\ub3c4\uc640 \uc804\uc555\ud398\uc774\uc800\ub3c4\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc124\uba85\ud558\uc2dc\uc624. \uc804\ub3d9\uae30 \ub4f1\uc758 \uc720\ub3c4\uc131 \ubd80\ud558\uc5d0 \uc758\ud574 \uc800\ud558\ub418\ub294 \uc5ed\ub960\uc744 \uac1c\uc120\ud558\uae30 \uc704\ud574 \uc124\uce58\ud558\ub294 \uc9c4\uc0c1\uc6a9 \ucf58\ub370\uc120\uc758 \uc5ed\ub960\uac1c\uc120 \ud6a8\uacfc\uc640 \uc6a9\ub7c9\uc0b0\ucd9c \ubc29\ubc95\uc5d0 \ub300\ud574 \uc124\uba85\ud558\uc2dc\uc624. \uc804\ub825\uad00\ub9ac\ub97c \uc704\ud55c \uc5ed\ub960\uac1c\uc120\uc6a9 \ucf58\ub370\uc11c\uc758 \uc801\uc815 \uc6a9\ub7c9\uc0b0\ucd9c \ubc29\ubc95\uc5d0 \ub300\ud574 \uc124\uba85\ud558\uc2dc\uc624. \ubd80\ud558\uc758 \uc5ed\ub960\uc744 \uac1c\uc120\ud560 \uacbd\uc6b0 \uadf8 \ud6a8\uacfc\ub97c \uc5f4\uac70\ud558\uace0, 20,000[kVA]\ub2e8\ub77d\uc6a9\ub7c9\uc758 \ubaa8\uc120\uc5d0 1,000[kVA] \ucf58\ub374\uc11c \uc124\uce58\uc2dc \uc804\uc555\uac15\ud558 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[509],"tags":[],"_links":{"self":[{"href":"http:\/\/ftz.myds.me\/wordpress\/wp-json\/wp\/v2\/posts\/6126"}],"collection":[{"href":"http:\/\/ftz.myds.me\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/ftz.myds.me\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/ftz.myds.me\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/ftz.myds.me\/wordpress\/wp-json\/wp\/v2\/comments?post=6126"}],"version-history":[{"count":0,"href":"http:\/\/ftz.myds.me\/wordpress\/wp-json\/wp\/v2\/posts\/6126\/revisions"}],"wp:attachment":[{"href":"http:\/\/ftz.myds.me\/wordpress\/wp-json\/wp\/v2\/media?parent=6126"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/ftz.myds.me\/wordpress\/wp-json\/wp\/v2\/categories?post=6126"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/ftz.myds.me\/wordpress\/wp-json\/wp\/v2\/tags?post=6126"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}