{"id":6241,"date":"2022-06-26T11:28:52","date_gmt":"2022-06-26T02:28:52","guid":{"rendered":"http:\/\/ftz.myds.me\/wordpress\/?p=6241"},"modified":"2023-01-07T17:48:40","modified_gmt":"2023-01-07T08:48:40","slug":"%ea%b3%a0%ec%a1%b0%ed%8c%8c-%ea%b4%80%eb%a6%ac%ea%b8%b0%ec%a4%80-2","status":"publish","type":"post","link":"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\/","title":{"rendered":"\uace0\uc870\ud30c \uad00\ub9ac\uae30\uc900\u2055"},"content":{"rendered":"\n<p><meta charset=\"utf-8\"><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\/\" target=\"_blank\" rel=\"noopener\">\uace0\uc870\ud30c \uad00\ub9ac\uae30\uc900<\/a>\u2736<\/p>\n\n\n\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>\uace0\uc870\ud30c \uad00\ub9ac\uae30\uc900<\/strong><\/p>\n\n\n\n<blockquote class=\"wp-block-quote\"><p>\uace0\uc870\ud30c \uc65c\ud615\uc728\uc744 \ub098\ud0c0\ub0b4\ub294 \uc804\ub958 THD(Total Harmonic Distortion)\uc640 \uc804\ub958 TDD(Total Demand Distortion) \uc758 \ucc28\uc774\uc810\uc744 \uc124\uba85\ud558\uc2dc\uc624<\/p><\/blockquote>\n\n\n\n<h3>\uc885\ud569 \uace0\uc870\ud30c \uc65c\ud615\ub960<\/h3>\n\n\n\n<p>(THD : Total Harmonics Distortion)<\/p>\n\n\n\n<p>\u201c\uace0\uc870\ud30c \uc804\uc555 \ub610\ub294 \uc804\ub958\uc758 \uc2e4\ud6a8\uce58\u201d\uc640 \uae30\ubcf8\ud30c \uc804\uc555 \ub610\ub294 \uc804\ub958\uc758 \uc2e4\ud6a8\uce58\uc758 \ube44\ub85c \uace0\uc870\ud30c\uc758 \ubc1c\uc0dd\uc815\ub3c4\ub97c \ub098\ud0c0\ub0b8\ub2e4.<\/p>\n\n\n\n<h4>1) VTHD<\/h4>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[VTHD=\\frac{\\sqrt{V_2^2+V_3^2+\\cdot\\cdot\\cdot+V_n^2}}{V_1}\\times 100\\]<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<h4>2) ITHD<\/h4>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[ITHD=\\frac{\\sqrt{I_2^2+I_3^2+\\cdot\\cdot\\cdot+I_n^2}}{I_1}\\times 100\\]<\/div>\n\n\n\n<h4>3) \uace0\uc870\ud30c \ud5c8\uc6a9\uae30\uc900\uce58(THD)<\/h4>\n\n\n\n<p>(1) \uacf5\uae09\uc804\uc555 22.9\u33b8 \uc774\ud558: \ubc30\uc804\uacc4\ud1b5\uc5d0\uc11c 5%<\/p>\n\n\n\n<p>(2) \uacf5\uae09\uc804\uc555 66\u33b8 \uc774\uc0c1: \uc1a1\uc804\uacc4\ud1b5\uc5d0\uc11c 3%<\/p>\n\n\n\n<p>\u2192 \ud5c8\uc6a9\uae30\uc900\uce58 \ucd08\uacfc\uc2dc \uace0\uac1d\uc758 \ubd80\ub2f4\uc73c\ub85c \ubcf4\ud638\uc7a5\uce58\ub97c \uc2dc\uc124\ud558\uc5ec\uc57c \ud568<\/p>\n\n\n\n<h3>\uc885\ud569 \uc218\uc694 \uc65c\ud615\ub960<\/h3>\n\n\n\n<p>(ITDD: Total Demand Distortion)<\/p>\n\n\n\n<p>TDD\ub294 \uace0\uc870\ud30c \uc804\ub958\uc640 \u201c\ucd5c\ub300 \ubd80\ud558\uc804\ub958\u201d\uc640\uc758 \ube44\ub97c \ub098\ud0c0\ub0b8 \uac83\uc73c\ub85c \uc804\ub825\uc744 \uacf5\uae09\uc790 \uc785\uc7a5\uc5d0\uc11c\ub294 THD\ubcf4\ub2e4 \uc218\uc6a9\uac00\uc5d0 \ucd1d \uc218\uc694\uc804\ub825\uc5d0 \ub300\ud574\uc11c \uace0\uc870\ud30c\uac00 \uc5bc\ub9c8\ub098 \ubc1c\uc0dd\ub418\uc9c0\uac00 \ub354 \uc911\uc694\ud558\ub2e4.<\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[ITDD=\\frac{\\sqrt{I_2^2+I_3^2+\\cdot\\cdot\\cdot+I_n^2}}{I_L}\\times 100\\]<\/div>\n\n\n\n<p>[\ud45c] \uc218\uc804\uc804\uc555 69[kV] \uc774\ud558 \uc801\uc6a9 \uace0\uc870\ud30c \uc804\ub958\ud5c8\uc6a9 \uae30\uc900<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"762\" height=\"331\" src=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u1111\u116d-\u1109\u116e\u110c\u1165\u11ab\u110c\u1165\u11ab\u110b\u1161\u11b8-69kV-\u110b\u1175\u1112\u1161-\u110c\u1165\u11a8\u110b\u116d\u11bc-\u1100\u1169\u110c\u1169\u1111\u1161-\u110c\u1165\u11ab\u1105\u1172\u1112\u1165\u110b\u116d\u11bc-\u1100\u1175\u110c\u116e\u11ab.png\" alt=\"\" class=\"wp-image-9557\" srcset=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u1111\u116d-\u1109\u116e\u110c\u1165\u11ab\u110c\u1165\u11ab\u110b\u1161\u11b8-69kV-\u110b\u1175\u1112\u1161-\u110c\u1165\u11a8\u110b\u116d\u11bc-\u1100\u1169\u110c\u1169\u1111\u1161-\u110c\u1165\u11ab\u1105\u1172\u1112\u1165\u110b\u116d\u11bc-\u1100\u1175\u110c\u116e\u11ab.png 762w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u1111\u116d-\u1109\u116e\u110c\u1165\u11ab\u110c\u1165\u11ab\u110b\u1161\u11b8-69kV-\u110b\u1175\u1112\u1161-\u110c\u1165\u11a8\u110b\u116d\u11bc-\u1100\u1169\u110c\u1169\u1111\u1161-\u110c\u1165\u11ab\u1105\u1172\u1112\u1165\u110b\u116d\u11bc-\u1100\u1175\u110c\u116e\u11ab-300x130.png 300w\" sizes=\"(max-width: 762px) 100vw, 762px\" \/><\/figure>\n\n\n\n<h3>\ub4f1\uac00 \ubc29\ud574\uc804\ub958<\/h3>\n\n\n\n<p>(EDC: Equivalent Disturbing Current)<\/p>\n\n\n\n<p>\uc804\ub825\uacc4\ud1b5\uc5d0\uc11c \ubc1c\uc0dd\ud55c \uace0\uc870\ud30c \uc804\ub958\ub294 \uc778\uc811\ud55c \ud1b5\uc2e0\uc120\uc5d0 \uc601\ud5a5\uc744 \uc8fc\uba70, \ud1b5\uc2e0\uc120\uc5d0 \uc601\ud5a5\uc744 \uc8fc\ub294 \uace0\uc870\ud30c \uc804\ub958\uc758 \ud55c\uacc4\ub97c EDC\ub85c \uaddc\uc81c<\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[EDC=\\sqrt{\\sum _{n=1}^\u221e(S_n^2\\times I_n^2)}\\]\n\\[(S_n : \ud1b5\uc2e0\uc720\ub3c4\uacc4\uc218, I_n : \uc601\uc0c1\ubd84 \uace0\uc870\ud30c \uc804\ub958)\\]<\/div>\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>\uace0\uc870\ud30c \uad00\ub9ac\uae30\uc900\u2736 [acf field=ver]\u2605[acf field=rate]![acf field=edited] \uace0\uc870\ud30c \uad00\ub9ac\uae30\uc900 \uace0\uc870\ud30c \uc65c\ud615\uc728\uc744 \ub098\ud0c0\ub0b4\ub294 \uc804\ub958 THD(Total Harmonic Distortion)\uc640 \uc804\ub958 TDD(Total Demand Distortion) \uc758 \ucc28\uc774\uc810\uc744 \uc124\uba85\ud558\uc2dc\uc624 \uc885\ud569 \uace0\uc870\ud30c \uc65c\ud615\ub960 (THD : Total Harmonics Distortion) \u201c\uace0\uc870\ud30c \uc804\uc555 \ub610\ub294 \uc804\ub958\uc758 \uc2e4\ud6a8\uce58\u201d\uc640 \uae30\ubcf8\ud30c \uc804\uc555 \ub610\ub294 \uc804\ub958\uc758 \uc2e4\ud6a8\uce58\uc758 \ube44\ub85c \uace0\uc870\ud30c\uc758 \ubc1c\uc0dd\uc815\ub3c4\ub97c \ub098\ud0c0\ub0b8\ub2e4. 1) VTHD 2) ITHD 3) \uace0\uc870\ud30c \ud5c8\uc6a9\uae30\uc900\uce58(THD) (1) \uacf5\uae09\uc804\uc555 22.9\u33b8 \uc774\ud558: [&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\/6241"}],"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=6241"}],"version-history":[{"count":0,"href":"http:\/\/ftz.myds.me\/wordpress\/wp-json\/wp\/v2\/posts\/6241\/revisions"}],"wp:attachment":[{"href":"http:\/\/ftz.myds.me\/wordpress\/wp-json\/wp\/v2\/media?parent=6241"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/ftz.myds.me\/wordpress\/wp-json\/wp\/v2\/categories?post=6241"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/ftz.myds.me\/wordpress\/wp-json\/wp\/v2\/tags?post=6241"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}