{"id":6242,"date":"2022-06-26T11:30:35","date_gmt":"2022-06-26T02:30:35","guid":{"rendered":"http:\/\/ftz.myds.me\/wordpress\/?p=6242"},"modified":"2023-01-07T17:52:33","modified_gmt":"2023-01-07T08:52:33","slug":"k-factor-%eb%b3%80%ec%95%95%ea%b8%b0","status":"publish","type":"post","link":"http:\/\/ftz.myds.me\/wordpress\/k-factor-%eb%b3%80%ec%95%95%ea%b8%b0\/","title":{"rendered":"K-Factor \ubcc0\uc555\uae30\u2055"},"content":{"rendered":"\n<p><meta charset=\"utf-8\">[acf field=ver]\u2605[acf field=rate]![acf field=edited] <\/p>\n\n\n\n<p class=\"has-text-align-right\"><strong>K-Factor <\/strong><strong>\ubcc0\uc555\uae30<\/strong><\/p>\n\n\n\n<h3>K-factor<\/h3>\n\n\n\n<p>1) K-factor\ub294 \uace0\uc870\ud30c \ubd80\ud558\uc804\ub958\uc5d0 \uc758\ud55c \ubcc0\uc555\uae30\uc758 \uacfc\uc5f4\uc5d0 \ubbf8\uce58\ub294 \uc601\ud5a5\uc744 \uace0\ub824\ud55c \uac00\uc911\uce58 \u2026\u2026\u2026 [ANSI\/IEEE C57.110]<\/p>\n\n\n\n<p>2) K-factor \ubcc0\uc555\uae30\ub294 \uace0\uc870\ud30c\uc758 \uc601\ud5a5\uc744 \uace0\ub824\ud558\uc5ec \ubcc0\uc555\uae30\uac00 \uacfc\uc5f4\uc5c6\uc774 \uc804\ub825\uc744 \uc548\uc815\uc801\uc73c\ub85c \uacf5\uae09\ud560 \uc218 \uc788\ub294 \ub2a5\ub825\uc744 \ub9d0\ud55c\ub2e4.<\/p>\n\n\n\n<p>3) \uacfc\uc5f4\uc758 \uc6d0\uc778<\/p>\n\n\n\n<p>\uace0\uc870\ud30c \uc804\ub958\uc5d0 \uc758\ud55c \ub3c4\uccb4\uc758 \ud45c\ud53c\ud6a8\uacfc\ub85c \uc778\ud558\uc5ec \uc2e4\ud6a8\uc800\ud56d\uc758 \uc99d\ub300\ub85c \ub3d9\uc190\uc758 \uc99d\uac00\ub85c \uad8c\uc120\uc758 \uc628\ub3c4\uc0c1\uc2b9, \ucca0\uc190\uc758 \uc99d\ub300\ub85c \ucca0\uc2ec\uc758 \uc628\ub3c4\uc0c1\uc2b9 \ub4f1\uc758 \uc601\ud5a5\uc73c\ub85c \uc778\ud558\uc5ec \ubcc0\uc555\uae30\uc758 \uc6a9\ub7c9\uc740 \ud544\uc5f0\uc801\uc73c\ub85c \uac10\uc18c\ub420 \uc218 \ubc16\uc5d0 \uc5c6\ub2e4.<\/p>\n\n\n\n<p>4) K-factor \uc0b0\ucd9c\uc2dd<\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[K-factor=\\Sigma(\\frac{I_h}{I})^2\\times h^2\\]\n\\[I:Total\\ rms \uc804\ub958, \\]\\[I_h: \uac01\uace0\uc870\ud30c\uc804\ub958,h:\uace0\uc870\ud30c \ucc28\uc218\\]<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<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"775\" height=\"475\" src=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/K-Factor-\u1107\u1167\u11ab\u110b\u1161\u11b8\u1100\u11752.png\" alt=\"\" class=\"wp-image-9561\" srcset=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/K-Factor-\u1107\u1167\u11ab\u110b\u1161\u11b8\u1100\u11752.png 775w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/K-Factor-\u1107\u1167\u11ab\u110b\u1161\u11b8\u1100\u11752-300x184.png 300w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/K-Factor-\u1107\u1167\u11ab\u110b\u1161\u11b8\u1100\u11752-768x471.png 768w\" sizes=\"(max-width: 775px) 100vw, 775px\" \/><\/figure>\n\n\n\n<p>\u203b K-factor \uc0b0\uc815\uc758 [\uc608]<\/p>\n\n\n\n<h3>\ubcc0\uc555\uae30\uc758 \ucd9c\ub825 \uac10\uc18c<\/h3>\n\n\n\n<p>\ubcc0\uc555\uae30\uc5d0 \uace0\uc870\ud30c\uac00 \ud568\uc720\ub418\uba74 \uc190\uc2e4\uc758 \uc99d\uac00\ub85c \uc778\ud558\uc5ec \ubcc0\uc555\uae30\uc758 \ucd9c\ub825\uc774 \uc800\ud558\ub41c\ub2e4.<\/p>\n\n\n\n<h4>\uc6a9\ub7c9\uac10\uc18c \uacc4\uc218<\/h4>\n\n\n\n<p>(THDF: Transformer Harmonics Derating Factor)<\/p>\n\n\n\n<p>(1) \ub2e8\uc0c1 \ubd80\ud558\uc778 \uacbd\uc6b0<\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[THDF=\\frac{\\sqrt2 I_{rms}}{I_{peak}}\\]<\/div>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"738\" height=\"281\" src=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/THDF.png\" alt=\"\" class=\"wp-image-9562\" srcset=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/THDF.png 738w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/THDF-300x114.png 300w\" sizes=\"(max-width: 738px) 100vw, 738px\" \/><\/figure>\n\n\n\n<p>[\uc815\ud604\ud30c \uc778 \uacbd\uc6b0] [\uace0\uc870\ud30c\uac00 \ud568\uc720\ub41c \uacbd\uc6b0]<\/p>\n\n\n\n<p>(2) 3\uc0c1 \ubd80\ud558\uc778 \uacbd\uc6b0<\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[THDF=\\sqrt{\\frac{1+P_{EC}}{1+(K-factor\\cdot P_{EC})}}\\]\n\\[P_{EC}:\uc640\uc804\ub958 \uc190[pu]\\]<\/div>\n\n\n\n<h4>K-factor \uc801\uc6a9\uc758 \uc608<\/h4>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[\uc801\uc6a9\ubc29\ubc95\\]\\[\\to kVA_{derate}=kVA_{derate}\\times THDF\\]\\[\\cdot\\cdot\\cdot kVA_{derate : \uba85\ud310\uc6a9\ub7c9}\\]<\/div>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[\ubab0\ub4dc\ubcc0\uc555\uae30 : 1,000[kVA], \\]\\[\uc640\uc804\ub958 \uc190\uc2e4 : 14[\\%], K-factor:20\uc778 \uacbd\uc6b0\\]\n\\[\uc6a9\ub7c9 \uac10\uc18c\uacc4\uc218(THDF)\\]\\[=\\sqrt{\\frac{1+0.14}{1+(20\\times 0.14)}}=0.548\\]<\/div>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[\ubcc0\uc555\uae30 \ud5c8\uc6a9\uc6a9\ub7c9=1,000\\times 0.548\\]\\[=548[kVA]\\]<\/div>\n\n\n\n<p>\uc774 \uac10\uc18c\ub41c \uc6a9\ub7c9\uc744 \uac10\uc548\ud558\uc5ec \ubd80\ud558\uc124\uacc4\uc5d0 \ubc18\uc601\ud55c\ub2e4.<\/p>\n\n\n\n<h3>\ubd80\ud558\ud2b9\uc131\uc5d0 \ub530\ub978 K-factor \ubc0f \uc6a9\ub7c9\ubcc4 \uc640\uc804\ub958 \uc190\uc2e4<\/h3>\n\n\n\n<p>[\ud45c] \ubd80\ud558\ud2b9\uc131\uc5d0 \ub530\ub978 K-factor<\/p>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table><thead><tr><th class=\"has-text-align-center\" data-align=\"center\">K-factor<\/th><th>\ubd80\ud558 \ud2b9\uc131<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\">1<\/td><td>100% \uc120\ud615\ubd80\ud558<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">7<\/td><td>3\uc0c1 50% \ube44\uc120\ud615, 50% \uc120\ud615<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">13<\/td><td>100% 3\uc0c1 \ube44\uc120\ud615<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">20<\/td><td>50% \ub2e8\uc0c1 \ube44\uc120\ud615, 50% 3\uc0c1 \ube44\uc120\ud615<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">30<\/td><td>100% \ub2e8\uc0c1 \ube44\uc120\ud615 \ubd80\ud558<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"515\" height=\"376\" src=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/K-factor.png\" alt=\"\" class=\"wp-image-9563\" srcset=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/K-factor.png 515w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/K-factor-300x219.png 300w\" sizes=\"(max-width: 515px) 100vw, 515px\" \/><\/figure>\n\n\n\n<p>[\ud45c] \uc885\ub958\ubcc4\/\uc6a9\ub7c9\ubcc4 \uc640\uc804\ub958 \uc190\uc2e4 \ud568\uc720\uc728<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"626\" height=\"346\" src=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u110c\u1169\u11bc\u1105\u1172\u1107\u1167\u11af\u110b\u116d\u11bc\u1105\u1163\u11bc\u1107\u1167\u11af-\u110b\u116a\u110c\u1165\u11ab\u1105\u1172-\u1109\u1169\u11ab\u1109\u1175\u11af-\u1112\u1161\u11b7\u110b\u1172\u110b\u1172\u11af.png\" alt=\"\" class=\"wp-image-9564\" srcset=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u110c\u1169\u11bc\u1105\u1172\u1107\u1167\u11af\u110b\u116d\u11bc\u1105\u1163\u11bc\u1107\u1167\u11af-\u110b\u116a\u110c\u1165\u11ab\u1105\u1172-\u1109\u1169\u11ab\u1109\u1175\u11af-\u1112\u1161\u11b7\u110b\u1172\u110b\u1172\u11af.png 626w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u110c\u1169\u11bc\u1105\u1172\u1107\u1167\u11af\u110b\u116d\u11bc\u1105\u1163\u11bc\u1107\u1167\u11af-\u110b\u116a\u110c\u1165\u11ab\u1105\u1172-\u1109\u1169\u11ab\u1109\u1175\u11af-\u1112\u1161\u11b7\u110b\u1172\u110b\u1172\u11af-300x166.png 300w\" sizes=\"(max-width: 626px) 100vw, 626px\" \/><\/figure>\n\n\n\n<h6><strong><em>\u2605<a href=\"http:\/\/ftz.myds.me\/wordpress\/o-%ec%a0%84%eb%a0%a5%ed%92%88%ec%a7%88\/\">\uc804\ub825\ud488\uc9c8<\/a> <br><a href=\"http:\/\/ftz.myds.me\/wordpress\/%ec%a0%84%eb%a0%a5%ed%92%88%ec%a7%88-%ec%a0%80%ed%95%b4%ec%9a%94%ec%86%8c\/\">\uc804\ub825\ud488\uc9c8 \uc800\ud574\uc694\uc18c<\/a><br><a href=\"http:\/\/ftz.myds.me\/wordpress\/%ec%88%9c%ec%8b%9c%ec%a0%84%ec%95%95%ea%b0%95%ed%95%98voltage-sag\/\">\uc21c\uc2dc\uc804\uc555\uac15\ud558(Voltage Sag)<\/a><br><meta charset=\"utf-8\">&#8211;<a href=\"http:\/\/ftz.myds.me\/wordpress\/%eb%ac%b4%ec%a0%95%ec%a0%84-%ec%a0%84%ec%9b%90%ea%b3%b5%ea%b8%89%ec%9e%a5%ec%b9%98\/\">\ubb34\uc815\uc804-\uc804\uc6d0\uacf5\uae09\uc7a5\uce58<\/a><br><a href=\"http:\/\/ftz.myds.me\/wordpress\/%ec%a0%84%ec%95%95-%eb%b3%80%eb%8f%99\/\">\uc804\uc555 \ubcc0\ub3d9<\/a><br><a href=\"http:\/\/ftz.myds.me\/wordpress\/%EA%B3%A0%EC%A1%B0%ED%8C%8C-2\/\">\uace0\uc870\ud30c(1)<\/a><br><meta charset=\"utf-8\">&#8211;<a href=\"http:\/\/ftz.myds.me\/wordpress\/%ea%b3%a0%ec%a1%b0%ed%8c%8c%ea%b0%80-%ec%a0%84%eb%a0%a5%ea%b8%b0%ea%b8%b0%ec%97%90-%eb%af%b8%ec%b9%98%eb%8a%94-%ec%98%81%ed%96%a5\/\">\uace0\uc870\ud30c\uac00 \uc804\ub825\uae30\uae30\uc5d0 \ubbf8\uce58\ub294 \uc601\ud5a5<\/a><br><a href=\"http:\/\/ftz.myds.me\/wordpress\/%EA%B3%A0%EC%A1%B0%ED%8C%8C-%EA%B4%80%EB%A6%AC%EA%B8%B0%EC%A4%80-2\/\">\uace0\uc870\ud30c \uad00\ub9ac\uae30\uc900<\/a><br>&#8211;<a href=\"http:\/\/ftz.myds.me\/wordpress\/%ea%b3%a0%ec%a1%b0%ed%8c%8c%ea%b4%80%eb%a6%ac%ea%b8%b0%ec%a4%80-%ec%98%88%ec%a0%9c\/\">\uc608\uc81c<\/a> <br><a href=\"http:\/\/ftz.myds.me\/wordpress\/k-factor-%eb%b3%80%ec%95%95%ea%b8%b0\/\">K-Factor \ubcc0\uc555\uae30<\/a><br><a href=\"http:\/\/ftz.myds.me\/wordpress\/%EB%85%B8%EC%9D%B4%EC%A6%88noise\/\">\ub178\uc774\uc988(Noise)<\/a><br><a href=\"http:\/\/ftz.myds.me\/wordpress\/%ec%a0%95%ec%a0%84%ea%b8%b0-2\/\">\uc815\uc804\uae30<\/a> <\/em><\/strong><\/h6>\n","protected":false},"excerpt":{"rendered":"<p>[acf field=ver]\u2605[acf field=rate]![acf field=edited] K-Factor \ubcc0\uc555\uae30 K-factor 1) K-factor\ub294 \uace0\uc870\ud30c \ubd80\ud558\uc804\ub958\uc5d0 \uc758\ud55c \ubcc0\uc555\uae30\uc758 \uacfc\uc5f4\uc5d0 \ubbf8\uce58\ub294 \uc601\ud5a5\uc744 \uace0\ub824\ud55c \uac00\uc911\uce58 \u2026\u2026\u2026 [ANSI\/IEEE C57.110] 2) K-factor \ubcc0\uc555\uae30\ub294 \uace0\uc870\ud30c\uc758 \uc601\ud5a5\uc744 \uace0\ub824\ud558\uc5ec \ubcc0\uc555\uae30\uac00 \uacfc\uc5f4\uc5c6\uc774 \uc804\ub825\uc744 \uc548\uc815\uc801\uc73c\ub85c \uacf5\uae09\ud560 \uc218 \uc788\ub294 \ub2a5\ub825\uc744 \ub9d0\ud55c\ub2e4. 3) \uacfc\uc5f4\uc758 \uc6d0\uc778 \uace0\uc870\ud30c \uc804\ub958\uc5d0 \uc758\ud55c \ub3c4\uccb4\uc758 \ud45c\ud53c\ud6a8\uacfc\ub85c \uc778\ud558\uc5ec \uc2e4\ud6a8\uc800\ud56d\uc758 \uc99d\ub300\ub85c \ub3d9\uc190\uc758 \uc99d\uac00\ub85c \uad8c\uc120\uc758 \uc628\ub3c4\uc0c1\uc2b9, \ucca0\uc190\uc758 \uc99d\ub300\ub85c \ucca0\uc2ec\uc758 \uc628\ub3c4\uc0c1\uc2b9 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[503],"tags":[],"_links":{"self":[{"href":"http:\/\/ftz.myds.me\/wordpress\/wp-json\/wp\/v2\/posts\/6242"}],"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=6242"}],"version-history":[{"count":0,"href":"http:\/\/ftz.myds.me\/wordpress\/wp-json\/wp\/v2\/posts\/6242\/revisions"}],"wp:attachment":[{"href":"http:\/\/ftz.myds.me\/wordpress\/wp-json\/wp\/v2\/media?parent=6242"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/ftz.myds.me\/wordpress\/wp-json\/wp\/v2\/categories?post=6242"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/ftz.myds.me\/wordpress\/wp-json\/wp\/v2\/tags?post=6242"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}