{"id":213599,"date":"2024-08-18T00:30:44","date_gmt":"2024-08-18T00:30:44","guid":{"rendered":"https:\/\/www.electricity-magnetism.org\/?p=213599"},"modified":"2024-08-18T00:30:44","modified_gmt":"2024-08-18T00:30:44","slug":"%ea%b5%90%eb%a5%98-%ed%9a%8c%eb%a1%9c-%eb%b6%84%ec%84%9d%ec%97%90%ec%84%9c-%ed%8e%98%ec%9d%b4%ec%a0%80-%ea%b8%b0%ed%98%b8%eb%9e%80-%eb%ac%b4%ec%97%87%ec%9d%b4%eb%a9%b0-%ec%96%b4%eb%96%bb%ea%b2%8c","status":"publish","type":"post","link":"https:\/\/www.electricity-magnetism.org\/ko\/%ea%b5%90%eb%a5%98-%ed%9a%8c%eb%a1%9c-%eb%b6%84%ec%84%9d%ec%97%90%ec%84%9c-%ed%8e%98%ec%9d%b4%ec%a0%80-%ea%b8%b0%ed%98%b8%eb%9e%80-%eb%ac%b4%ec%97%87%ec%9d%b4%eb%a9%b0-%ec%96%b4%eb%96%bb%ea%b2%8c\/","title":{"rendered":"\uad50\ub958 \ud68c\ub85c \ubd84\uc11d\uc5d0\uc11c \ud398\uc774\uc800 \uae30\ud638\ub780 \ubb34\uc5c7\uc774\uba70, \uc5b4\ub5bb\uac8c \uc0ac\uc6a9\ub420\uae4c?"},"content":{"rendered":"

\uad50\ub958 \ud68c\ub85c \ubd84\uc11d\uc5d0\uc11c \ud398\uc774\uc800 \uae30\ud638\ub780 \uad50\ub958 \ud30c\ud615\uc744 \ubcf5\uc18c\uc218\ub85c \ud45c\ud604\ud558\uc5ec \uc27d\uac8c \ubd84\uc11d\ud558\ub294 \ubc29\ubc95\uc73c\ub85c, \uc804\uc555\uacfc \uc804\ub958\uc758 \uc704\uc0c1 \ucc28\uc774\ub97c \uac04\ud3b8\ud558\uac8c \uacc4\uc0b0\ud55c\ub2e4.<\/p>\n

\uad50\ub958 \ud68c\ub85c \ubd84\uc11d\uc5d0\uc11c \ud398\uc774\uc800 \uae30\ud638\ub780 \ubb34\uc5c7\uc774\uba70, \uc5b4\ub5bb\uac8c \uc0ac\uc6a9\ub420\uae4c?<\/h2>\n

\uad50\ub958 \ud68c\ub85c(AC \ud68c\ub85c)\ub294 \uc804\uc555\uacfc \uc804\ub958\uac00 \uc2dc\uac04\uc5d0 \ub530\ub77c \ubcc0\ud558\ub294 \ud2b9\uc131\uc744 \uac16\uace0 \uc788\uc73c\uba70, \uc774\ub97c \ubd84\uc11d\ud558\uae30 \uc704\ud574 \ud398\uc774\uc800 \uae30\ud638\uac00 \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \ud398\uc774\uc800 \uae30\ud638\ub294 \uc804\uc555\uacfc \uc804\ub958\uc758 \ubcf5\uc18c\uc218 \ud45c\ud604\uc744 \ud1b5\ud574 \uad50\ub958\uc758 \ud06c\uae30\uc640 \uc704\uc0c1\ucc28\ub97c \uc27d\uace0 \ube60\ub974\uac8c \uacc4\uc0b0\ud560 \uc218 \uc788\uac8c \ub3c4\uc640\uc90d\ub2c8\ub2e4. \uc774 \uae00\uc5d0\uc11c\ub294 \ud398\uc774\uc800 \uae30\ud638\uac00 \ubb34\uc5c7\uc778\uc9c0, \uadf8\ub9ac\uace0 \uad50\ub958 \ud68c\ub85c \ubd84\uc11d\uc5d0\uc11c \uc5b4\ub5bb\uac8c \uc0ac\uc6a9\ub418\ub294\uc9c0\uc5d0 \ub300\ud574 \uc54c\uc544\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n

\ud398\uc774\uc800 \uae30\ud638\ub780?<\/h2>\n

\ud398\uc774\uc800(Phasor) \uae30\ud638\ub294 \uc8fc\uae30\uc801\uc73c\ub85c \ubcc0\ud558\ub294 \uc2e0\ud638\ub97c \ubcf5\uc18c\uc218\ub85c \ud45c\ud604\ud558\ub294 \ubc29\ubc95\uc785\ub2c8\ub2e4. \ubcf4\ud1b5 \uc0ac\uc778\ud30c \ud615\ud0dc\uc758 \uc804\uc555\uc774\ub098 \uc804\ub958\ub97c \ub2e4\uc74c\uacfc \uac19\uc740 \ubcf5\uc18c\uc218\ub85c \ubcc0\ud658\ud569\ub2c8\ub2e4:<\/p>\n

V(t) = Vm<\/sub>cos(\u03c9t + \u03c6)<\/code><\/pre>\n
\uc5ec\uae30\uc11c Vm<\/sub><\/i>\uc740 \ucd5c\ub300 \uc804\uc555(amplitude), \u03c9<\/i>\ub294 \uac01\uc8fc\ud30c\uc218(angular frequency), t<\/i>\ub294 \uc2dc\uac04, \uadf8\ub9ac\uace0 \u03c6<\/i>\ub294 \uc704\uc0c1\uac01(phase angle)\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4. \ud398\uc774\uc800\ub85c \ubcc0\ud658\ud558\uba74:<\/p>\n
V = Vm<\/sub>\u2220\u03c6<\/code><\/pre>\n
\uc774\ub807\uac8c \ubcf5\uc18c\uc218 \ud615\ud0dc\ub85c \ub098\ud0c0\ub0b8 \ud398\uc774\uc800\ub294 \uc8fc\ud30c\uc218 \uc131\ubd84\uc744 \uc81c\uc678\ud558\uace0 \ud06c\uae30\uc640 \uc704\uc0c1\ub9cc\uc744 \uace0\ub824\ud558\uac8c \ud574\uc90d\ub2c8\ub2e4.<\/p>\n
\ud398\uc774\uc800 \uae30\ud638\uc758 \uc0ac\uc6a9 \ubc29\ubc95<\/h2>\n
\uad50\ub958 \ud68c\ub85c\uc5d0\uc11c \ud398\uc774\uc800 \uae30\ud638\ub294 \ub2e4\uc74c\uacfc \uac19\uc740 \ub2e8\uacc4\ub85c \uc0ac\uc6a9\ub429\ub2c8\ub2e4:<\/p>\n
    \n
  1. \uad50\ub958 \uc2e0\ud638\uc758 \ud45c\ud604:<\/strong> \uc0ac\uc778\ud30c \uc2e0\ud638\ub97c \ud398\uc774\uc800 \ud615\uc2dd\uc73c\ub85c \ubcc0\ud658\ud569\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, V(t) = Vm<\/sub>cos(\u03c9t + \u03c6)<\/code>\ub294 V = Vm<\/sub>\u2220\u03c6<\/code>\ub85c \ubcc0\ud658\ub429\ub2c8\ub2e4.<\/li>\n
  2. \ud68c\ub85c \uc18c\uc790\uc758 \uc784\ud53c\ub358\uc2a4 \uacc4\uc0b0:<\/strong> \uc800\ud56d, \uc778\ub355\ud130, \uce90\ud328\uc2dc\ud130\uc758 \uc784\ud53c\ub358\uc2a4\ub97c \ubcf5\uc18c\uc218\ub85c \ud45c\ud604\ud569\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, \uc800\ud56d R<\/i>\uc758 \uc784\ud53c\ub358\uc2a4\ub294 Z = R<\/code>, \uc778\ub355\ud134\uc2a4 L\uc758 \uc784\ud53c\ub358\uc2a4\ub294 Z = j\u03c9L<\/code>, \uadf8\ub9ac\uace0 \ucee4\ud328\uc2dc\ud134\uc2a4 C\uc758 \uc784\ud53c\ub358\uc2a4\ub294 Z = \\frac{1}{j\u03c9C}<\/code>\uc785\ub2c8\ub2e4.<\/li>\n
  3. \ud68c\ub85c \ud574\uc11d:<\/strong> \ud0a4\ub974\ud788\ud638\ud504 \ubc95\uce59\uc774\ub098 \ub2e4\ub978 \ud68c\ub85c \ubc95\uce59\uc744 \uc774\uc6a9\ud574 \ud398\uc774\uc800 \ud615\uc2dd\uc73c\ub85c \uc804\uc555\uacfc \uc804\ub958\ub97c \uacc4\uc0b0\ud569\ub2c8\ub2e4.<\/li>\n
  4. \uc2dc\uac04 \uc601\uc5ed\uc73c\ub85c \ubcc0\ud658:<\/strong> \ucd5c\uc885 \ud398\uc774\uc800 \uacb0\uacfc\ub97c \ub2e4\uc2dc \uc2dc\uac04 \uc601\uc5ed \uc2e0\ud638\ub85c \ubcc0\ud658\ud558\uc5ec \uc2e4\uc81c \ud30c\ud615\uc744 \uc5bb\uc2b5\ub2c8\ub2e4.<\/li>\n<\/ol>\n
    \uc608\uc2dc<\/h2>\n
    \uac04\ub2e8\ud55c RLC \uc9c1\ub82c \ud68c\ub85c\uc5d0\uc11c \uc804\uc555\uc744 \ubd84\uc11d\ud558\ub294 \uc608\uc2dc\ub97c \ub4e4\uc5b4 \ubcf4\uaca0\uc2b5\ub2c8\ub2e4. \uc8fc\uc5b4\uc9c4 \uc804\uc555 V(t)<\/i>\uac00 V(t) = Vm<\/sub>cos(\u03c9t + \u03c6)<\/code>\uc77c \ub54c, \uac01 \uc18c\uc790\uc758 \uc784\ud53c\ub358\uc2a4\ub97c \uad6c\ud569\ub2c8\ub2e4:<\/p>\n
      \n
    1. \uc800\ud56d R<\/i>: ZR<\/sub> = R<\/code><\/li>\n
    2. \uc778\ub355\ud130 L<\/i>: ZL<\/sub> = j\u03c9L<\/code><\/li>\n
    3. \uce90\ud328\uc2dc\ud130 C<\/i>: ZC<\/sub> = \\frac{1}{j\u03c9C}<\/code><\/li>\n<\/ol>\n
      \ud68c\ub85c \uc804\uccb4\uc758 \uc784\ud53c\ub358\uc2a4\ub97c \uad6c\ud55c \ud6c4 \ud398\uc774\uc800 \ud615\uc2dd\uc73c\ub85c \ud604\uc7ac \uc804\ub958\ub97c \uad6c\ud569\ub2c8\ub2e4. \uc774\ub97c \ud1b5\ud574 \uac01 \uc18c\uc790\uc758 \uc804\uc555 \uac15\ud558\ub3c4 \uc27d\uac8c \uacc4\uc0b0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n
      \uacb0\ub860<\/h2>\n
      \ud398\uc774\uc800 \uae30\ud638\ub294 \uad50\ub958 \ud68c\ub85c\uc758 \ubcf5\uc7a1\ud55c \uacc4\uc0b0\uc744 \ub2e8\uc21c\ud654\ud558\uc5ec \ud68c\ub85c \ud574\uc11d\uc744 \ud6a8\uc728\uc801\uc73c\ub85c \ucc98\ub9ac\ud560 \uc218 \uc788\uac8c \ub3c4\uc640\uc90d\ub2c8\ub2e4. \ubcf5\uc18c\uc218\uc640 \ubca1\ud130\ub97c \uc774\uc6a9\ud558\uc5ec \uad50\ub958 \uc2e0\ud638\uc758 \ud06c\uae30\uc640 \uc704\uc0c1\uc744 \uc9c1\uad00\uc801\uc73c\ub85c \uc774\ud574\ud558\uace0 \uacc4\uc0b0\ud560 \uc218 \uc788\uac8c \ud574\uc8fc\ub294 \uc774 \ubc29\ubc95\uc740 \uc804\uae30\uacf5\ud559\uacfc \ubb3c\ub9ac\ud559\uc5d0\uc11c \ub9e4\uc6b0 \uc911\uc694\ud55c \ub3c4\uad6c\uc785\ub2c8\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"
      \uad50\ub958 \ud68c\ub85c \ubd84\uc11d\uc5d0\uc11c \ud398\uc774\uc800 \uae30\ud638\ub780 \uad50\ub958 \ud30c\ud615\uc744 \ubcf5\uc18c\uc218\ub85c \ud45c\ud604\ud558\uc5ec \uc27d\uac8c \ubd84\uc11d\ud558\ub294 \ubc29\ubc95\uc73c\ub85c, \uc804\uc555\uacfc \uc804\ub958\uc758 \uc704\uc0c1 \ucc28\uc774\ub97c \uac04\ud3b8\ud558\uac8c \uacc4\uc0b0\ud55c\ub2e4.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_generate-full-width-content":"","footnotes":""},"categories":[101],"tags":[],"class_list":["post-213599","post","type-post","status-publish","format-standard","hentry","category-101","generate-columns","tablet-grid-50","mobile-grid-100","grid-parent","grid-50"],"yoast_head":"\n\uad50\ub958 \ud68c\ub85c \ubd84\uc11d\uc5d0\uc11c \ud398\uc774\uc800 \uae30\ud638\ub780 \ubb34\uc5c7\uc774\uba70, \uc5b4\ub5bb\uac8c \uc0ac\uc6a9\ub420\uae4c?<\/title>\n<meta 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\ud398\uc774\uc800 \uae30\ud638\ub780 \ubb34\uc5c7\uc774\uba70, \uc5b4\ub5bb\uac8c \uc0ac\uc6a9\ub420\uae4c?\" \/>\n<meta property=\"og:description\" content=\"\uad50\ub958 \ud68c\ub85c \ubd84\uc11d\uc5d0\uc11c \ud398\uc774\uc800 \uae30\ud638\ub780 \uad50\ub958 \ud30c\ud615\uc744 \ubcf5\uc18c\uc218\ub85c \ud45c\ud604\ud558\uc5ec \uc27d\uac8c \ubd84\uc11d\ud558\ub294 \ubc29\ubc95\uc73c\ub85c, \uc804\uc555\uacfc \uc804\ub958\uc758 \uc704\uc0c1 \ucc28\uc774\ub97c \uac04\ud3b8\ud558\uac8c \uacc4\uc0b0\ud55c\ub2e4.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.electricity-magnetism.org\/ko\/%ea%b5%90%eb%a5%98-%ed%9a%8c%eb%a1%9c-%eb%b6%84%ec%84%9d%ec%97%90%ec%84%9c-%ed%8e%98%ec%9d%b4%ec%a0%80-%ea%b8%b0%ed%98%b8%eb%9e%80-%eb%ac%b4%ec%97%87%ec%9d%b4%eb%a9%b0-%ec%96%b4%eb%96%bb%ea%b2%8c\/\" \/>\n<meta property=\"og:site_name\" content=\"Electricity - Magnetism\" \/>\n<meta property=\"article:published_time\" content=\"2024-08-18T00:30:44+00:00\" \/>\n<meta name=\"twitter:card\" 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