{"id":148394,"date":"2024-04-27T16:21:45","date_gmt":"2024-04-27T16:21:45","guid":{"rendered":"https:\/\/www.electricity-magnetism.org\/%ec%9c%a0%eb%8f%84-%ec%b4%9d-%ea%b3%a0%ec%a1%b0%ed%8c%8c-%ec%99%9c%ea%b3%a1-%eb%b6%84%ec%84%9d%ea%b8%b0\/"},"modified":"2024-04-27T16:21:55","modified_gmt":"2024-04-27T16:21:55","slug":"%ec%9c%a0%eb%8f%84-%ec%b4%9d-%ea%b3%a0%ec%a1%b0%ed%8c%8c-%ec%99%9c%ea%b3%a1-%eb%b6%84%ec%84%9d%ea%b8%b0","status":"publish","type":"post","link":"https:\/\/www.electricity-magnetism.org\/ko\/%ec%9c%a0%eb%8f%84-%ec%b4%9d-%ea%b3%a0%ec%a1%b0%ed%8c%8c-%ec%99%9c%ea%b3%a1-%eb%b6%84%ec%84%9d%ea%b8%b0\/","title":{"rendered":"\uc720\ub3c4 \ucd1d \uace0\uc870\ud30c \uc65c\uace1 \ubd84\uc11d\uae30"},"content":{"rendered":"<p class=\"sidekick\">\uc720\ub3c4 \ucd1d \uace0\uc870\ud30c \uc65c\uace1 \ubd84\uc11d\uae30\ub294 \uc804\uae30 \uc2dc\uc2a4\ud15c\uc758 \uace0\uc870\ud30c \uc65c\uace1\uc744 \uce21\uc815\ud558\uace0 \uc804\ub825 \ud488\uc9c8\uc744 \ubd84\uc11d\ud558\ub294 \uc7a5\ube44\ub85c, \uc804\ub825 \uc2dc\uc2a4\ud15c \ucd5c\uc801\ud654\uc5d0 \ud544\uc218\uc801\uc785\ub2c8\ub2e4.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.electricity-magnetism.org\/wp-content\/uploads\/2024\/04\/\uc720\ub3c4-\ucd1d-\uace0\uc870\ud30c-\uc65c\uace1-\ubd84\uc11d\uae30.png\" alt=\"\uc720\ub3c4 \ucd1d \uace0\uc870\ud30c \uc65c\uace1 \ubd84\uc11d\uae30\"\/><\/p>\n<h2>\uc720\ub3c4 \ucd1d \uace0\uc870\ud30c \uc65c\uace1 \ubd84\uc11d\uae30\ub780?<\/h2>\n<p>\uc804\uae30 \uc5d4\uc9c0\ub2c8\uc5b4\ub9c1 \ubd84\uc57c\uc5d0\uc11c &#8216;\uc720\ub3c4 \ucd1d \uace0\uc870\ud30c \uc65c\uace1(THD, Total Harmonic Distortion)&#8217;\uc774\ub780 \uc6a9\uc5b4\ub294 \uc2e0\ud638\ub098 \uc804\uae30 \uc804\uc6d0\uc758 \uc65c\uace1 \uc815\ub3c4\ub97c \ub098\ud0c0\ub0b4\ub294 \uc911\uc694\ud55c \uc9c0\ud45c \uc911 \ud558\ub098\uc785\ub2c8\ub2e4. \uc720\ub3c4 \ucd1d \uace0\uc870\ud30c \uc65c\uace1 \ubd84\uc11d\uae30\ub294 \uc8fc\ub85c \uc804\uae30 \uc2dc\uc2a4\ud15c \ub0b4\uc5d0\uc11c \ubc1c\uc0dd\ud558\ub294 \ube44\uc120\ud615 \ubd80\ud558\uc5d0 \uc758\ud574 \uc0dd\uae30\ub294 \uace0\uc870\ud30c \ub808\ubca8\uc744 \uce21\uc815\ud558\uace0 \ubd84\uc11d\ud558\ub294 \uc7a5\ube44\ub97c \ub9d0\ud569\ub2c8\ub2e4. \uace0\uc870\ud30c\ub780 \uc6d0\ub798\uc758 \uc815\ud604\ud30c \uc2e0\ud638\uc5d0 \ucd94\uac00\ub418\uc5b4 \uadf8 \ud615\ud0dc\ub97c \ubcc0\ud654\uc2dc\ud0a4\ub294 \uc8fc\ud30c\uc218\uc758 \ubc30\uc218\ub85c \ub098\ud0c0\ub098\ub294 \uc804\uae30\uc801 \ud604\uc0c1\uc744 \ub9d0\ud569\ub2c8\ub2e4.<\/p>\n<h2>\uace0\uc870\ud30c \uc65c\uace1\uc758 \uc6d0\uc778 \ubc0f \uc601\ud5a5<\/h2>\n<p>\uace0\uc870\ud30c \uc65c\uace1\uc740 \uc8fc\ub85c \ubc18\ub3c4\uccb4 \uc2a4\uc704\uce6d \uc7a5\uce58, \ubcc0\uc555\uae30, \uc804\ub3d9\uae30 \ub4f1\uacfc \uac19\uc740 \ube44\uc120\ud615 \ubd80\ud558\uc5d0\uc11c \ubc1c\uc0dd\ud569\ub2c8\ub2e4. \uc774\ub4e4 \ubd80\ud558\ub294 \uc21c\uc218 \uc815\ud604\ud30c \ud615\ud0dc\uc758 \uc785\ub825 \uc804\uc555\uc774\ub098 \uc804\ub958\ub97c \ud544\uc694\ub85c\ud558\uc9c0 \uc54a\uc73c\uba70, \uace0\uc870\ud30c \uc694\uc18c\ub4e4\uc744 \uc0dd\uc131\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uace0\uc870\ud30c\ub294 \uc804\ub825 \uc2dc\uc2a4\ud15c\uc758 \uc804\ubc18\uc801\uc778 \uc131\ub2a5\uc5d0 \ubd80\uc815\uc801\uc778 \uc601\ud5a5\uc744 \ubbf8\uce60 \uc218 \uc788\uc73c\uba70, \uc804\uae30 \uc7a5\ube44\uc758 \ubd88\ud544\uc694\ud55c \uacfc\uc5f4, \uc5d0\ub108\uc9c0 \uc190\uc2e4 \uc99d\ub300, \ud1b5\uc2e0\uc7a5\ube44 \uac04\uc12d, \ubcf4\ud638 \uc7a5\ube44 \uc624\uc791\ub3d9 \ub4f1\uc758 \ubb38\uc81c\ub97c \uc720\ubc1c\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>\uc720\ub3c4 \ucd1d \uace0\uc870\ud30c \uc65c\uace1 \ubd84\uc11d\uae30\uc758 \uc791\ub3d9 \uc6d0\ub9ac<\/h2>\n<p>\uc720\ub3c4 \ucd1d \uace0\uc870\ud30c \uc65c\uace1 \ubd84\uc11d\uae30\ub294 \uc804\uae30 \uc2dc\uc2a4\ud15c\uc758 \uc804\ub958\uc640 \uc804\uc555 \uc2e0\ud638\ub97c \uce21\uc815\ud558\uc5ec \ud574\ub2f9 \uc2e0\ud638\ub4e4\uc774 \ud3ec\ud568\ud558\uace0 \uc788\ub294 \uace0\uc870\ud30c \uc131\ubd84\ub4e4\uc744 \ubd84\uc11d\ud569\ub2c8\ub2e4. \uc774 \uc7a5\ube44\ub294 \ud478\ub9ac\uc5d0 \ubcc0\ud658\uc744 \uc0ac\uc6a9\ud558\uc5ec \uc2dc\uac04 \uc601\uc5ed\uc758 \uc2e0\ud638\ub97c \uc8fc\ud30c\uc218 \uc601\uc5ed\uc73c\ub85c \ubcc0\ud658\ud558\uace0, \uac01 \uace0\uc870\ud30c \uc131\ubd84\uc758 \ud06c\uae30\uc640 \uc704\uc0c1\uc744 \ubd84\uc11d\ud558\uc5ec \uc804\uccb4 \uc2e0\ud638\uc758 \uace0\uc870\ud30c \uc65c\uace1 \uc815\ub3c4\ub97c \ub098\ud0c0\ub0b4\uac8c \ub429\ub2c8\ub2e4.<\/p>\n<ul>\n<li>\uc815\ubc00\ud55c \uce21\uc815: \uace0\uc870\ud30c \uc65c\uace1 \ubd84\uc11d\uae30\ub294 \ub192\uc740 \uc815\ubc00\ub3c4\ub97c \uac00\uc9c0\uace0 \uac01 \uc8fc\ud30c\uc218 \uc131\ubd84\uc744 \uc2dd\ubcc4\ud558\uace0 \uce21\uc815\ud569\ub2c8\ub2e4.<\/li>\n<li>\uc2e4\uc2dc\uac04 \ubd84\uc11d: \uc77c\ubd80 \uace0\uae09 \ubaa8\ub378\uc740 \uc2e4\uc2dc\uac04\uc73c\ub85c \ub370\uc774\ud130\ub97c \ucc98\ub9ac\ud558\uace0 \ubc14\ub85c \uacb0\uacfc\ub97c \ubcf4\uc5ec\uc90d\ub2c8\ub2e4.<\/li>\n<li>\ub2e4\uae30\ub2a5: \uc65c\uace1\ubfd0\ub9cc \uc544\ub2c8\ub77c \uc804\ub825 \ud488\uc9c8 \ubd84\uc11d\uc744 \uc704\ud55c \ub2e4\uc591\ud55c \uae30\ub2a5\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n<h2>THD \uce21\uc815 \ubc29\ubc95<\/h2>\n<p>\uc720\ub3c4 \ucd1d \uace0\uc870\ud30c \uc65c\uace1\uc740 \ubcf4\ud1b5 \ubc31\ubd84\uc728(%)\ub85c \ub098\ud0c0\ub0b4\uba70, \uae30\ubcf8 \uc8fc\ud30c\uc218 \uc131\ubd84\uc5d0 \ube44\ud574 \ucd94\uac00\ub41c \uace0\uc870\ud30c \uc131\ubd84\ub4e4\uc758 \uc804\ub825\uc758 \ud569\uc73c\ub85c \uc815\uc758\ub429\ub2c8\ub2e4. \uacf5\uc2dd\uc801\uc73c\ub85c THD\ub294 \ub2e4\uc74c\uacfc \uac19\uc740 \uc2dd\uc73c\ub85c \ud45c\ud604\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4:<\/p>\n<p>THD = &#8730;((V<sub>2<\/sub><sup>2<\/sup> + V<sub>3<\/sub><sup>2<\/sup> + V<sub>4<\/sub><sup>2<\/sup> + &#8230; + V<sub>n<\/sub><sup>2<\/sup>) \/ V<sub>1<\/sub>) * 100%<\/p>\n<p>\uc5ec\uae30\uc11c V<sub>1<\/sub>\ub294 \uae30\ubcf8 \uc8fc\ud30c\uc218(1\ucc28 \uace0\uc870\ud30c)\uc758 \uc804\uc555, V<sub>2<\/sub>, V<sub>3<\/sub>, V<sub>4<\/sub>, &#8230; V<sub>n<\/sub>\uc740 \uac01\uac01\uc758 \uace0\uc870\ud30c \uc131\ubd84\ub4e4\uc758 \uc804\uc555\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4. \uc720\ub3c4 \ucd1d \uace0\uc870\ud30c \uc65c\uace1 \ubd84\uc11d\uae30\ub294 \uc774\ub7ec\ud55c \uac01\uc885 \uce21\uc815\uce58\ub97c \uae30\ubc18\uc73c\ub85c \uace0\uc870\ud30c \uc65c\uace1 \uc815\ub3c4\ub97c \uacc4\uc0b0\ud558\uac8c \ub429\ub2c8\ub2e4.<\/p>\n<h2>\uc2e4\uc0dd\ud65c\uc5d0\uc11c\uc758 \uc751\uc6a9<\/h2>\n<p>\uc720\ub3c4 \ucd1d \uace0\uc870\ud30c \uc65c\uace1 \ubd84\uc11d\uae30\ub294 \uc804\ub825 \ud488\uc9c8 \uad00\ub9ac, \uc804\uae30 \uc124\uacc4, \uc720\uc9c0 \ubcf4\uc218 \ub4f1 \ub2e4\uc591\ud55c \ubd84\uc57c\uc5d0\uc11c \ud544\uc694\ub85c \ud569\ub2c8\ub2e4. \uc0b0\uc5c5\uc6a9 \uc804\uae30 \uc2dc\uc2a4\ud15c\uc740 \ubb3c\ub860, \uc7ac\uc0dd\uc5d0\ub108\uc9c0 \ubc1c\uc804, \uc804\ub825 \uc804\uc1a1, \ub370\uc774\ud130 \uc13c\ud130 \ub4f1\uc5d0\uc11c\ub3c4 \uace0\uc870\ud30c \ubd84\uc11d\uc740 \ud544\uc218\uc801\uc778 \ubd80\ubd84\uc785\ub2c8\ub2e4. \uace0\uc870\ud30c\uc758 \uc815\ud655\ud55c \uce21\uc815\uacfc \ubd84\uc11d\uc744 \ud1b5\ud558\uc5ec \uc804\uae30 \uc2dc\uc2a4\ud15c\uc758 \ud6a8\uc728\uc744 \ud5a5\uc0c1\uc2dc\ud0a4\uace0, \uc7a5\ube44 \uc218\uba85\uc744 \uc5f0\uc7a5\ud560 \uc218 \uc788\uc73c\uba70, \uc804\ub825 \uc18c\ube44\ub97c \uc808\uac10\ud558\ub294 \ub370 \ud070 \ub3c4\uc6c0\uc774 \ub429\ub2c8\ub2e4.<\/p>\n<p>\uacb0\ub860\uc801\uc73c\ub85c, \uc720\ub3c4 \ucd1d \uace0\uc870\ud30c \uc65c\uace1 \ubd84\uc11d\uae30\ub294 \uc804\uae30 \uc2dc\uc2a4\ud15c\uc758 \uc804\ub825 \ud488\uc9c8\uc744 \ubcf4\uc7a5\ud558\uace0 \ucd5c\uc801\ud654\ud558\uae30 \uc704\ud55c \uc911\uc694\ud55c \ub3c4\uad6c\uc785\ub2c8\ub2e4. \uc5d4\uc9c0\ub2c8\uc5b4\uc640 \uae30\uc220\uc790\ub4e4\uc740 \uc774\ub7ec\ud55c \uc7a5\ube44\ub97c \uc0ac\uc6a9\ud558\uc5ec \ubcf4\ub2e4 \uc548\uc815\uc801\uc774\uace0 \ud6a8\uc728\uc801\uc778 \uc804\ub825 \uc2dc\uc2a4\ud15c\uc744 \uad6c\ucd95\ud558\uace0 \uc6b4\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\uc720\ub3c4 \ucd1d \uace0\uc870\ud30c \uc65c\uace1 \ubd84\uc11d\uae30\ub294 \uc804\uae30 \uc2dc\uc2a4\ud15c\uc758 \uace0\uc870\ud30c \uc65c\uace1\uc744 \uce21\uc815\ud558\uace0 \uc804\ub825 \ud488\uc9c8\uc744 \ubd84\uc11d\ud558\ub294 \uc7a5\ube44\ub85c, \uc804\ub825 \uc2dc\uc2a4\ud15c \ucd5c\uc801\ud654\uc5d0 \ud544\uc218\uc801\uc785\ub2c8\ub2e4.<\/p>\n","protected":false},"author":1,"featured_media":185218,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_generate-full-width-content":"","footnotes":""},"categories":[88],"tags":[89],"class_list":["post-148394","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-88","tag-89","generate-columns","tablet-grid-50","mobile-grid-100","grid-parent","grid-50"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v17.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\uc720\ub3c4 \ucd1d \uace0\uc870\ud30c \uc65c\uace1 \ubd84\uc11d\uae30 | \uc791\ub3d9 \ubc29\uc2dd, \uc751\uc6a9 \ud504\ub85c\uadf8\ub7a8 \ubc0f \uc7a5\uc810<\/title>\n<meta name=\"description\" content=\"\uc720\ub3c4 \ucd1d \uace0\uc870\ud30c \uc65c\uace1 \ubd84\uc11d\uae30\ub294 \uc804\uae30 \uc2dc\uc2a4\ud15c\uc758 \uace0\uc870\ud30c \uc65c\uace1\uc744 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