{"id":147348,"date":"2024-04-27T13:55:36","date_gmt":"2024-04-27T13:55:36","guid":{"rendered":"https:\/\/www.electricity-magnetism.org\/%ec%97%90%eb%94%94-%ec%a0%84%eb%a5%98-%ec%9e%84%ed%94%bc%eb%8d%98%ec%8a%a4-%eb%b6%84%ec%84%9d%ea%b8%b0\/"},"modified":"2024-04-27T13:55:44","modified_gmt":"2024-04-27T13:55:44","slug":"%ec%97%90%eb%94%94-%ec%a0%84%eb%a5%98-%ec%9e%84%ed%94%bc%eb%8d%98%ec%8a%a4-%eb%b6%84%ec%84%9d%ea%b8%b0","status":"publish","type":"post","link":"https:\/\/www.electricity-magnetism.org\/ko\/%ec%97%90%eb%94%94-%ec%a0%84%eb%a5%98-%ec%9e%84%ed%94%bc%eb%8d%98%ec%8a%a4-%eb%b6%84%ec%84%9d%ea%b8%b0\/","title":{"rendered":"\uc5d0\ub514 \uc804\ub958 \uc784\ud53c\ub358\uc2a4 \ubd84\uc11d\uae30"},"content":{"rendered":"

\uc5d0\ub514 \uc804\ub958 \uc784\ud53c\ub358\uc2a4 \ubd84\uc11d\uae30\ub294 \ubcc0\ud654\ud558\ub294 \uc790\uae30\uc7a5 \uc18d\uc5d0\uc11c \ubc1c\uc0dd\ud558\ub294 \uc640\uc804\ub958 \ud2b9\uc131\uc744 \uce21\uc815, \uc7ac\ub8cc \uacb0\ud568 \ud0d0\uc9c0\uc640 \ub450\uaed8 \uce21\uc815\uc5d0 \uc0ac\uc6a9\ub418\ub294 \uc7a5\uce58\uc785\ub2c8\ub2e4.<\/p>\n

\"\uc5d0\ub514<\/p>\n

\uc5d0\ub514 \uc804\ub958 \uc784\ud53c\ub358\uc2a4 \ubd84\uc11d\uae30\ub780?<\/h2>\n

\n\uc804\uae30\uc640 \uc790\uae30 \ud604\uc0c1\uc744 \uc774\ud574\ud558\ub824\uba74 \uc5d0\ub514 \uc804\ub958(Eddy Current)\ub77c\uace0\ub3c4 \uc54c\ub824\uc9c4 \uc640\uc804\ub958\ub97c \uc54c\uc544\uc57c \ud569\ub2c8\ub2e4. \uc5d0\ub514 \uc804\ub958\ub294 \ub3c4\uccb4 \ub0b4\uc5d0 \ud750\ub974\ub294 \uc720\ub3c4 \uc804\ub958\uc758 \uc77c\uc885\uc73c\ub85c, \ubcc0\ud654\ud558\ub294 \uc790\uae30\uc7a5 \ub0b4\uc5d0 \uc788\ub294 \ub3c4\uccb4\uc5d0 \uc804\ub958\uac00 \uc720\ub3c4\ub418\uc5b4 \uc0dd\uae41\ub2c8\ub2e4. \uc774 \ud604\uc0c1\uc740 \ub9c8\uc774\ud074 \ud328\ub7ec\ub370\uc774(Michael Faraday)\uc5d0 \uc758\ud574 \ubc1c\uacac\ub41c \uc804\uc790\uae30 \uc720\ub3c4 \ubc95\uce59\uc744 \ubc14\ud0d5\uc73c\ub85c \uc774\ud574\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.\n<\/p>\n

\n\uc5d0\ub514 \uc804\ub958 \uc784\ud53c\ub358\uc2a4 \ubd84\uc11d\uae30\ub294 \ubcc0\ud654\ud558\ub294 \uc790\uae30\uc7a5 \uc18d\uc5d0\uc11c \uc5d0\ub514 \uc804\ub958\uac00 \uc0dd\uc131\ub418\ub294 \ubc29\uc2dd\uacfc \ud2b9\uc131\uc744 \ubd84\uc11d\ud558\ub294 \uae30\uae30\uc785\ub2c8\ub2e4. \uc774 \uae30\uae30\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc7ac\ub8cc\uc758 \uc804\uae30\uc801 \ud2b9\uc131\uc744 \uce21\uc815\ud558\uace0, \uacb0\ud568 \ud0d0\uc9c0, \ub450\uaed8 \uce21\uc815, \uc7ac\ub8cc\uc758 \ud2b9\uc131 \ud655\uc778 \ub4f1 \ub2e4\uc591\ud55c \uc751\uc6a9\ubd84\uc57c\uc5d0 \ud65c\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.\n<\/p>\n

\uc5d0\ub514 \uc804\ub958\uc758 \uc6d0\ub9ac<\/h2>\n

\n\ubcc0\ud654\ud558\ub294 \uc790\uae30\uc7a5\uc774 \ub3c4\uccb4\ub97c \ud1b5\uacfc\ud560 \ub54c, \ud328\ub7ec\ub370\uc774\uc758 \uc804\uc790\uae30 \uc720\ub3c4 \ubc95\uce59\uc5d0 \ub530\ub77c \ub3c4\uccb4 \ub0b4\ubd80\uc5d0 \uc804\ub958\uac00 \uc720\ub3c4\ub429\ub2c8\ub2e4. \uc774 \ubc95\uce59\uc740 \ub2e4\uc74c\uacfc \uac19\uc740 \uc218\uc2dd\uc73c\ub85c \ud45c\ud604\ub429\ub2c8\ub2e4:\n<\/p>\n

\n\u03b5 = -d\u03a6\/dt<\/em>\n<\/p>\n

\n\uc5ec\uae30\uc11c \u03b5<\/em>\ub294 \uc720\ub3c4\ub41c \uae30\uc804\ub825(\uc804\uc555), \u03a6<\/em>\ub294 \uc790\uae30 \uc720\uc18d, \uadf8\ub9ac\uace0 dt<\/em>\ub294 \uc2dc\uac04 \ubcc0\ud654\ub7c9\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4. \uc720\ub3c4\ub41c \uc804\ub958\ub294 \uc6d0\ub798\uc758 \uc790\uae30\uc7a5 \ubcc0\ud654\ub97c \ubc29\ud574\ud558\uc5ec \ubc18\ub300 \ubc29\ud5a5\uc758 \uc790\uae30\uc7a5\uc744 \uc0dd\uc131\ud558\ub824\uace0 \ud569\ub2c8\ub2e4(\ub80c\uce20\uc758 \ubc95\uce59). \uc774\ub85c \uc778\ud574 \ub3c4\uccb4 \uc548\uc5d0\uc11c\ub294 \uc18c\uc6a9\ub3cc\uc774\uce58\ub4ef\uc774 \ud750\ub974\ub294 \uc5d0\ub514 \uc804\ub958\uac00 \uc0dd\uc131\ub429\ub2c8\ub2e4.\n<\/p>\n

\uc784\ud53c\ub358\uc2a4\uc758 \uac1c\ub150<\/h2>\n

\n\uc784\ud53c\ub358\uc2a4\ub294 \uc804\ub958\uac00 \ud750\ub974\ub294 \uac83\uc744 \uc800\ud56d\ud558\ub294 \ub2a5\ub825\uc744 \ub098\ud0c0\ub0b4\ub294 \uac1c\ub150\uc785\ub2c8\ub2e4. \uc624\uc634\uc758 \ubc95\uce59 V = IR\ub97c \uc5ec\uae30\uc11c V\ub294 \uc804\uc555, I\ub294 \uc804\ub958, \uadf8\ub9ac\uace0 R\uc740 \uc800\ud56d\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4. \uc784\ud53c\ub358\uc2a4\ub294 \ubcf5\uc18c\uc218\ub85c \ud45c\ud604\ub418\uba70, \uc800\ud56d(R)\uacfc \ub9ac\uc561\ud134\uc2a4(X) \ub450 \ubd80\ubd84\uc73c\ub85c \uad6c\uc131\ub429\ub2c8\ub2e4. \uc218\uc2dd\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:\n<\/p>\n

\nZ = R + jX<\/em>\n<\/p>\n

\n\uc5ec\uae30\uc11c Z<\/em>\ub294 \uc784\ud53c\ub358\uc2a4, R<\/em>\uc740 \uc800\ud56d, X<\/em>\ub294 \ub9ac\uc561\ud134\uc2a4, \uadf8\ub9ac\uace0 j<\/em>\ub294 \ud5c8\uc218 \ub2e8\uc704\ub97c \ub098\ud0c0\ub0c5\ub2c8\ub2e4.\n<\/p>\n

\uc5d0\ub514 \uc804\ub958 \uc784\ud53c\ub358\uc2a4 \ubd84\uc11d\uae30\uc758 \uae30\ub2a5<\/h2>\n
    \n
  • \uc7ac\ub8cc \ub0b4\ubd80\uc758 \uacb0\ud568\uc774\ub098 \uade0\uc5f4 \ud0d0\uc9c0<\/li>\n
  • \ub3c4\uccb4 \ubb3c\uc9c8\uc758 \ub450\uaed8 \uce21\uc815<\/li>\n
  • \ub2e4\uc591\ud55c \ub3c4\uccb4\uc758 \uc804\uae30\uc801 \ud2b9\uc131 \uce21\uc815<\/li>\n
  • \ucf54\ud305 \ub450\uaed8 \uacb0\uc815<\/li>\n<\/ul>\n

    \uc801\uc6a9 \uc608<\/h2>\n

    \n\uc5d0\ub514 \uc804\ub958 \uc784\ud53c\ub358\uc2a4 \ubd84\uc11d\uae30\ub294 \ud56d\uacf5 \uc6b0\uc8fc \uc0b0\uc5c5\uc5d0\uc11c \ud45c\uba74\uc5d0 \uade0\uc5f4\uc774\ub098 \uacb0\ud568\uc774 \uc788\ub294\uc9c0 \uac80\uc0ac\ud558\ub294 \ub370 \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \ub610\ud55c \uc790\ub3d9\ucc28 \uc0b0\uc5c5\uc5d0\uc11c\ub294 \ucc28\uccb4\uc758 \ud398\uc778\ud2b8 \ucf54\ud305 \ub450\uaed8\ub97c \uce21\uc815\ud558\ub294 \ub4f1\uc758 \ud488\uc9c8 \uad00\ub9ac\uc5d0 \ud65c\uc6a9\ub429\ub2c8\ub2e4. \uc774\uc678\uc5d0\ub3c4 \uc804\uc790 \uc81c\ud488\uc758 \uc778\uc99d \ud14c\uc2a4\ud2b8, \uae08\uc18d \uac00\uacf5 \uc0b0\uc5c5 \ub4f1\uc5d0\uc11c \ub110\ub9ac \uc0ac\uc6a9\ub418\uace0 \uc788\uc2b5\ub2c8\ub2e4.\n<\/p>\n

    \n\uc9c4\ubcf4\ub41c \uc784\ud53c\ub358\uc2a4 \uce21\uc815 \uae30\uc220\uc744 \ud1b5\ud574 \ub354 \uc815\ubc00\ud55c \uc7ac\ub8cc \ud2b9\uc131 \ud3c9\uac00 \ubc0f \uc548\uc804 \uac80\uc0ac\uac00 \uac00\ub2a5\ud574\uc9c0\uba70, \uc774\ub294 \uc548\uc815\uc131\uacfc \uc2e0\ub8b0\uc131 \ud5a5\uc0c1\uc73c\ub85c \uc774\uc5b4\uc9d1\ub2c8\ub2e4. \ub530\ub77c\uc11c \uc5d0\ub514 \uc804\ub958 \uc784\ud53c\ub358\uc2a4 \ubd84\uc11d\uae30\ub294 \uacfc\ud559\uacfc \uacf5\ud559 \ud604\uc7a5\uc5d0\uc11c \ud544\uc218\uc801\uc778 \ub3c4\uad6c\ub85c \uc790\ub9ac \uc7a1\uace0 \uc788\uc2b5\ub2c8\ub2e4.\n<\/p>\n

    \n\uc5d0\ub514 \uc804\ub958 \uc784\ud53c\ub358\uc2a4 \ubd84\uc11d\uc5d0 \ub300\ud574 \ubc30\uc6b0\ub294 \uac83\uc740 \uc804\uae30\uc640 \uc790\uae30\uc758 \uae30\ubcf8 \uc6d0\ub9ac\ubfd0\ub9cc \uc544\ub2c8\ub77c \ud604\ub300 \uae30\uc220\uc5d0\uc11c\uc758 \uc751\uc6a9\uc744 \uc774\ud574\ud558\ub294 \ub370 \uc911\uc694\ud55c \uccab\uac78\uc74c\uc785\ub2c8\ub2e4. \ubcf5\uc7a1\ud55c \ud604\uc0c1\uc744 \uce21\uc815\ud558\uace0 \ubd84\uc11d\ud558\ub294 \uc774\ub7ec\ud55c \uae30\uae30\uc758 \uc0ac\uc6a9\ubc95\uacfc \uc6d0\ub9ac\ub97c \uc774\ud574\ud568\uc73c\ub85c\uc368, \uc6b0\ub9ac\ub294 \uc77c\uc0c1\uc0dd\ud65c \uc18d \ub2e4\uc591\ud55c \uae30\uae30\uc640 \uae30\uc220\ub4e4\uc774 \uc5b4\ub5bb\uac8c \uc791\ub3d9\ud558\ub294\uc9c0\uc5d0 \ub300\ud55c \uadfc\ubcf8\uc801\uc778 \uc778\uc2dd\uc744 \ub192\uc77c \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"

    \uc5d0\ub514 \uc804\ub958 \uc784\ud53c\ub358\uc2a4 \ubd84\uc11d\uae30\ub294 \ubcc0\ud654\ud558\ub294 \uc790\uae30\uc7a5 \uc18d\uc5d0\uc11c \ubc1c\uc0dd\ud558\ub294 \uc640\uc804\ub958 \ud2b9\uc131\uc744 \uce21\uc815, \uc7ac\ub8cc \uacb0\ud568 \ud0d0\uc9c0\uc640 \ub450\uaed8 \uce21\uc815\uc5d0 \uc0ac\uc6a9\ub418\ub294 \uc7a5\uce58\uc785\ub2c8\ub2e4.<\/p>\n","protected":false},"author":1,"featured_media":175940,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_generate-full-width-content":"","footnotes":""},"categories":[88],"tags":[89],"class_list":["post-147348","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":"\n\uc5d0\ub514 \uc804\ub958 \uc784\ud53c\ub358\uc2a4 \ubd84\uc11d\uae30 | \uc791\ub3d9 \ubc29\uc2dd, \uc751\uc6a9 \ud504\ub85c\uadf8\ub7a8 \ubc0f \uc7a5\uc810<\/title>\n<meta name=\"description\" content=\"\uc5d0\ub514 \uc804\ub958 \uc784\ud53c\ub358\uc2a4 \ubd84\uc11d\uae30\ub294 \ubcc0\ud654\ud558\ub294 \uc790\uae30\uc7a5 \uc18d\uc5d0\uc11c \ubc1c\uc0dd\ud558\ub294 \uc640\uc804\ub958 \ud2b9\uc131\uc744 \uce21\uc815, \uc7ac\ub8cc \uacb0\ud568 \ud0d0\uc9c0\uc640 \ub450\uaed8 \uce21\uc815\uc5d0 \uc0ac\uc6a9\ub418\ub294 \uc7a5\uce58\uc785\ub2c8\ub2e4.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.electricity-magnetism.org\/ko\/%ec%97%90%eb%94%94-%ec%a0%84%eb%a5%98-%ec%9e%84%ed%94%bc%eb%8d%98%ec%8a%a4-%eb%b6%84%ec%84%9d%ea%b8%b0\/\" \/>\n<meta property=\"og:locale\" content=\"ko_KR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\uc5d0\ub514 \uc804\ub958 \uc784\ud53c\ub358\uc2a4 \ubd84\uc11d\uae30 | \uc791\ub3d9 \ubc29\uc2dd, \uc751\uc6a9 \ud504\ub85c\uadf8\ub7a8 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