{"id":9101,"date":"2026-05-08T22:47:52","date_gmt":"2026-05-08T13:47:52","guid":{"rendered":"https:\/\/now0930.pe.kr\/wordpress\/?p=9101"},"modified":"2026-10-04T11:49:33","modified_gmt":"2026-10-04T02:49:33","slug":"%ec%9c%a0%eb%8f%84%ec%a0%84%eb%8f%99%ea%b8%b0-%ea%b5%90%eb%a5%98-%ec%a0%84%eb%8f%99%ea%b8%b0","status":"publish","type":"post","link":"https:\/\/now0930.pe.kr\/wordpress\/%ec%9c%a0%eb%8f%84%ec%a0%84%eb%8f%99%ea%b8%b0-%ea%b5%90%eb%a5%98-%ec%a0%84%eb%8f%99%ea%b8%b0\/","title":{"rendered":"\uc720\ub3c4\uc804\ub3d9\uae30, \uad50\ub958 \uc804\ub3d9\uae30"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">\ubaa8\ud130\uc81c\uc5b4 4\uc7a5<\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1280\" height=\"1108\" src=\"https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2026\/05\/image-3.png\" alt=\"\" class=\"wp-image-9102\" srcset=\"https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2026\/05\/image-3.png 1280w, https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2026\/05\/image-3-768x665.png 768w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"801\" height=\"1280\" src=\"https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2026\/05\/image-4.png\" alt=\"\" class=\"wp-image-9103\" srcset=\"https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2026\/05\/image-4.png 801w, https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2026\/05\/image-4-768x1227.png 768w\" sizes=\"auto, (max-width: 801px) 100vw, 801px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"935\" height=\"1280\" src=\"https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2026\/05\/image-5.png\" alt=\"\" class=\"wp-image-9104\" srcset=\"https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2026\/05\/image-5.png 935w, https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2026\/05\/image-5-768x1051.png 768w\" sizes=\"auto, (max-width: 935px) 100vw, 935px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1155\" height=\"1280\" src=\"https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2026\/05\/image-6.png\" alt=\"\" class=\"wp-image-9105\" srcset=\"https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2026\/05\/image-6.png 1155w, https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2026\/05\/image-6-768x851.png 768w\" sizes=\"auto, (max-width: 1155px) 100vw, 1155px\" \/><\/figure>\n\n\n\n<div data-wp-interactive=\"core\/file\" class=\"wp-block-file\"><object data-wp-bind--hidden=\"!state.hasPdfPreview\" hidden class=\"wp-block-file__embed\" data=\"https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2026\/05\/fourier_Transform-14.pdf\" type=\"application\/pdf\" style=\"width:100%;height:600px\" aria-label=\"fourier_Transform-14\uc758 \uc0bd\uc785.\"><\/object><a id=\"wp-block-file--media-e4b70d2d-bf0a-450b-8b9f-d0c978180f9e\" href=\"https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2026\/05\/fourier_Transform-14.pdf\">fourier_Transform-14<\/a><a href=\"https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2026\/05\/fourier_Transform-14.pdf\" class=\"wp-block-file__button wp-element-button\" download aria-describedby=\"wp-block-file--media-e4b70d2d-bf0a-450b-8b9f-d0c978180f9e\">\ub2e4\uc6b4\ub85c\ub4dc<\/a><\/div>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"961\" height=\"645\" src=\"https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2026\/05\/image-7.png\" alt=\"\" class=\"wp-image-9107\" srcset=\"https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2026\/05\/image-7.png 961w, https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2026\/05\/image-7-768x515.png 768w\" sizes=\"auto, (max-width: 961px) 100vw, 961px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"832\" height=\"600\" src=\"https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2026\/05\/image-8.png\" alt=\"\" class=\"wp-image-9108\" srcset=\"https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2026\/05\/image-8.png 832w, https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2026\/05\/image-8-768x554.png 768w\" sizes=\"auto, (max-width: 832px) 100vw, 832px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"988\" height=\"609\" src=\"https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2026\/05\/image-9.png\" alt=\"\" class=\"wp-image-9109\" srcset=\"https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2026\/05\/image-9.png 988w, https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2026\/05\/image-9-768x473.png 768w\" sizes=\"auto, (max-width: 988px) 100vw, 988px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\uad6c\ubd84<\/th><th>DC \uc804\ub3d9\uae30<\/th><th>AC \uc804\ub3d9\uae30<\/th><\/tr><\/thead><tbody><tr><td><strong>\uc804\uc555 \ubc29\uc815\uc2dd<\/strong><\/td><td><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\"><semantics><mrow><mi>V<\/mi><mo>=<\/mo><mi>R<\/mi><mi>i<\/mi><mo>+<\/mo><mi>L<\/mi><mfrac><mrow><mi>d<\/mi><mi>i<\/mi><\/mrow><mrow><mi>d<\/mi><mi>t<\/mi><\/mrow><\/mfrac><mo>+<\/mo><mi>E<\/mi><\/mrow><\/semantics><\/math><\/td><td><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\"><semantics><mrow><mi>v<\/mi><mo stretchy=\"false\">(<\/mo><mi>t<\/mi><mo stretchy=\"false\">)<\/mo><mo>=<\/mo><mi>R<\/mi><mi>i<\/mi><mo stretchy=\"false\">(<\/mo><mi>t<\/mi><mo stretchy=\"false\">)<\/mo><mo>+<\/mo><mfrac><mrow><mi>d<\/mi><mi>\u03bb<\/mi><mo stretchy=\"false\">(<\/mo><mi>t<\/mi><mo stretchy=\"false\">)<\/mo><\/mrow><mrow><mi>d<\/mi><mi>t<\/mi><\/mrow><\/mfrac><\/mrow><\/semantics><\/math><\/td><\/tr><tr><td><strong>\uae30\uc804\ub825 \ud45c\ud604<\/strong><\/td><td><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\"><semantics><mrow><mi>E<\/mi><mo>=<\/mo><msub><mi>k<\/mi><mi>e<\/mi><\/msub><mi mathvariant=\"normal\">\u03a6<\/mi><mi>\u03c9<\/mi><\/mrow><\/semantics><\/math> (\ubcc4\ub3c4 \ud56d)<\/td><td><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\"><semantics><mrow><mfrac><mrow><mi>d<\/mi><mi>\u03bb<\/mi><\/mrow><mrow><mi>d<\/mi><mi>t<\/mi><\/mrow><\/mfrac><\/mrow><\/semantics><\/math>\uc5d0 \ud3ec\ud568<\/td><\/tr><tr><td><strong>\uc790\uc18d \ubcc0\ud654 \uc6d0\uc778<\/strong><\/td><td>\ud68c\uc804\uc790 \uc6b4\ub3d9 (<math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\"><semantics><mrow><msub><mi>\u03c9<\/mi><mi>r<\/mi><\/msub><\/mrow><\/semantics><\/math>)<\/td><td>\ud68c\uc804\uc790 \uc704\uce58 + \uc804\ub958 \ubcc0\ud654 (<math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\"><semantics><mrow><msub><mi>\u03b8<\/mi><mi>r<\/mi><\/msub><mo separator=\"true\">,<\/mo><mi>i<\/mi><mo stretchy=\"false\">(<\/mo><mi>t<\/mi><mo stretchy=\"false\">)<\/mo><\/mrow><\/semantics><\/math>)<\/td><\/tr><tr><td><strong>\ubaa8\ub378\ub9c1 \uad00\uc810<\/strong><\/td><td>\uc804\uae30\uc801 + \uae30\uacc4\uc801 \ubd84\ub9ac<\/td><td>\uc804\uc790\uae30\uc801 \ud1b5\ud569 \ud45c\ud604<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1536\" height=\"1024\" src=\"https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2026\/05\/Copilot_20260509_105747.png\" alt=\"\" class=\"wp-image-9112\" srcset=\"https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2026\/05\/Copilot_20260509_105747.png 1536w, https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2026\/05\/Copilot_20260509_105747-768x512.png 768w\" sizes=\"auto, (max-width: 1536px) 100vw, 1536px\" \/><\/figure>\n\n\n\n&#8220;`html\n<div class=\"chapter19-wide\">\n\n  <h1>\uc720\ub3c4\uc804\ub3d9\uae30 \u00b7 \uad50\ub958 \uc804\ub3d9\uae30<\/h1>\n\n  <div class=\"subtitle\">\n    AC Motor \u00b7 Induction Motor \u00b7 Rotating Magnetic Field \u00b7 Slip \u00b7 Torque-Speed Characteristic \u00b7 Motor \u00b7 Generator \u00b7 Plugging\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>1. \uad50\ub958 \uc804\ub3d9\uae30\uc758 \uad6c\ubd84<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \uccab \ubc88\uc9f8 \uc774\ubbf8\uc9c0\uc5d0\uc11c\ub294 \uad50\ub958 \uc804\ub3d9\uae30\ub97c\n      \ud06c\uac8c \uc720\ub3c4\uc804\ub3d9\uae30\uc640 \ub3d9\uae30\uc804\ub3d9\uae30\ub85c \uad6c\ubd84\ud55c\ub2e4.\n    <\/p>\n\n    <pre>\n                  AC Motor\n                     \u2502\n          \u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2534\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510\n          \u25bc                     \u25bc\n     Induction Motor       Synchronous Motor\n    <\/pre>\n\n    <p>\n      \uc720\ub3c4\uc804\ub3d9\uae30\ub294 \ube44\ub3d9\uae30\uc804\ub3d9\uae30\ub85c\ub3c4 \uae30\ub85d\ub418\uc5b4 \uc788\ub2e4.\n    <\/p>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>2. \uc720\ub3c4\uc804\ub3d9\uae30\uc758 \uae30\ubcf8 \uc6d0\ub9ac<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \uc6d0\ubcf8\uc5d0\uc11c\ub294 \ud68c\uc804\uc790 \uc804\uc790\uc11d\uc744\n      \uc5b4\ub5bb\uac8c \ub9cc\ub4dc\ub294\uc9c0\uc5d0 \ub530\ub77c \uc804\ub3d9\uae30\ub97c \uad6c\ubd84\ud55c\ub2e4\uace0 \uae30\ub85d\ud55c\ub2e4.\n    <\/p>\n\n    <p>\n      \uc720\ub3c4\uc804\ub3d9\uae30\ub294\n      \ud68c\uc804\uc790\uc5d0 \ubcc4\ub3c4\uc758 \uc9c1\ub958\uc5ec\uc790\ub97c \uc9c1\uc811 \uacf5\uae09\ud558\ub294 \ub300\uc2e0,\n      \uace0\uc815\uc790\uac00 \ub9cc\ub4e0 \ud68c\uc804\uc790\uacc4\uc5d0 \uc758\ud574\n      \ud68c\uc804\uc790\uc5d0 \uc804\uc555\uacfc \uc804\ub958\uac00 \uc720\ub3c4\ub418\ub294 \uad6c\uc870\ub85c \uc815\ub9ac\ud55c\ub2e4.\n    <\/p>\n\n    <div class=\"formula\">\n      Stator Rotating Magnetic Field\n      \u2192\n      Rotor Induced EMF\n      \u2192\n      Rotor Current\n      \u2192\n      Torque\n    <\/div>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>3. \uace0\uc815\uc790<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \uccab \ubc88\uc9f8 \uc774\ubbf8\uc9c0\uc5d0\uc11c\ub294\n      \uace0\uc815\uc790\uc5d0 120\u00b0 \uac04\uaca9\uc758 3\uc0c1 \uad8c\uc120\uc744 \ubc30\uce58\ud558\uc5ec\n      \ud68c\uc804\uc790\uacc4\ub97c \ub9cc\ub4e0\ub2e4\uace0 \uae30\ub85d\ud55c\ub2e4.\n    <\/p>\n\n    <div class=\"formula\">\n      3-Phase Current\n      \u2192\n      120\u00b0 Stator Windings\n      \u2192\n      Rotating Magnetic Field\n    <\/div>\n\n    <div class=\"memory\">\n      <strong>\n        \uc720\ub3c4\uc804\ub3d9\uae30\uc758 \ucd9c\ubc1c\uc810\uc740\n        \uace0\uc815\uc790\uac00 \ub9cc\ub4dc\ub294 \ud68c\uc804\uc790\uacc4\uc774\ub2e4.\n      <\/strong>\n    <\/div>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>4. \ud68c\uc804\uc790 \uad6c\uc870<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \uccab \ubc88\uc9f8 \uc774\ubbf8\uc9c0\uc5d0\ub294 \ud68c\uc804\uc790 \uad6c\uc870\ub85c\n      \ub18d\ud615\uacfc \uad8c\uc120\ud615\uc744 \uae30\ub85d\ud55c\ub2e4.\n    <\/p>\n\n    <ul>\n      <li>\ub18d\ud615 Rotor : End Ring\uc73c\ub85c Short<\/li>\n      <li>\uad8c\uc120\ud615 Rotor : Brush \uc0ac\uc6a9<\/li>\n    <\/ul>\n\n    <div class=\"formula\">\n      Rotor Type\n      =\n      Squirrel-Cage\n      \/\n      Wound-Rotor\n    <\/div>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>5. \ud68c\uc804\uc790\uc5d0 \uc720\ub3c4\ub418\ub294 \uae30\uc804\ub825<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \ub450 \ubc88\uc9f8 \ud544\uae30\ub294\n      \ud68c\uc804\uc790 \ub3c4\uccb4\uac00 \uace0\uc815\uc790\uc5d0 \uc758\ud574 \ub9cc\ub4e4\uc5b4\uc9c4\n      \uc790\uae30\uc7a5\uc744 \uc0c1\ub300\uc801\uc73c\ub85c \uc9c0\ub098\uac08 \ub54c\n      \ud68c\uc804\uc790\uc5d0 \uae30\uc804\ub825\uc774 \uc720\ub3c4\ub41c\ub2e4\uace0 \uae30\ub85d\ud55c\ub2e4.\n    <\/p>\n\n    <div class=\"formula\">\n      Relative Motion\n      between\n      Rotor Conductor\n      and\n      Magnetic Field\n      \u2192\n      Induced EMF\n    <\/div>\n\n    <p>\n      \ud68c\uc804\uc790\uc5d0 \uc804\ub958\uac00 \ud750\ub974\uba74\n      \uc790\uae30\uc7a5\uacfc \uc804\ub958\uc758 \uc0c1\ud638\uc791\uc6a9\uc73c\ub85c \ud798\uc774 \ubc1c\uc0dd\ud55c\ub2e4.\n    <\/p>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>6. \uc804\uc790\uae30\ub825<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \uc6d0\ubcf8\uc5d0\ub294 \ud68c\uc804\uc790 \ub3c4\uccb4\uc5d0 \uc791\uc6a9\ud558\ub294 \ud798\uc744\n      \ub2e4\uc74c Vector \uad00\uacc4\ub85c \uc801\ub294\ub2e4.\n    <\/p>\n\n    <div class=\"formula\">\n      F\n      =\n      B \u00d7 I\u2113\n    <\/div>\n\n    <p>\n      \uc989 \uc790\uae30\uc7a5\uacfc \ud68c\uc804\uc790 \uc804\ub958\uc758 \uc0c1\ud638\uc791\uc6a9\uc73c\ub85c\n      \uc804\uc790\uae30\ub825\uc774 \ubc1c\uc0dd\ud558\uace0,\n      \uc774 \ud798\uc774 \ud68c\uc804\uc790 Torque\ub85c \uc5f0\uacb0\ub41c\ub2e4.\n    <\/p>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>7. \uace0\uc815\uc790 \uc804\uc555\ubc29\uc815\uc2dd<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \uc720\ub3c4\uc804\ub3d9\uae30\uc758 \uace0\uc815\uc790 \ud68c\ub85c\ub294\n      \ub2e4\uc74c\uacfc \uac19\uc774 \uae30\ub85d\ub418\uc5b4 \uc788\ub2e4.\n    <\/p>\n\n    <div class=\"formula\">\n      V<sub>s<\/sub>\n      =\n      R<sub>s<\/sub>I<sub>s<\/sub>\n      +\n      d\u03bb<sub>s<\/sub>\/dt\n    <\/div>\n\n    <p>\n      \uace0\uc815\uc790 \uc800\ud56d\uc804\uc555\uacfc\n      \uc1c4\uad50\uc790\uc18d \ubcc0\ud654\uc5d0 \uc758\ud55c \uc720\ub3c4\uae30\uc804\ub825\uc744 \ud3ec\ud568\ud55c\ub2e4.\n    <\/p>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>8. \ud68c\uc804\uc790 \uc804\uc555\ubc29\uc815\uc2dd<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \ub18d\ud615 \ud68c\uc804\uc790\ub294 \ub2e8\ub77d\ub418\uc5b4 \uc788\uc73c\ubbc0\ub85c\n      \ud68c\uc804\uc790 \ub2e8\uc790\uc804\uc555\uc740 0\uc73c\ub85c \uae30\ub85d\ud55c\ub2e4.\n    <\/p>\n\n    <div class=\"formula\">\n      V<sub>r<\/sub>\n      =\n      0\n    <\/div>\n\n    <div class=\"formula\">\n      0\n      =\n      R<sub>r<\/sub>I<sub>r<\/sub>\n      +\n      L<sub>r<\/sub>dI<sub>r<\/sub>\/dt\n      +\n      e<sub>r<\/sub>\n    <\/div>\n\n    <p>\n      \uc6d0\ubcf8\uc5d0\uc11c\ub294 e<sub>r<\/sub>\ub97c\n      \ud68c\uc804\uc790\uc5d0 \uc720\ub3c4\ub418\ub294 \uae30\uc804\ub825\uc73c\ub85c \ud45c\uc2dc\ud55c\ub2e4.\n    <\/p>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>9. \ub3d9\uae30\uc18d\ub3c4\uc640 \ud68c\uc804\uc790\uc18d\ub3c4<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \uc720\ub3c4\uc804\ub3d9\uae30\uc5d0\uc11c\ub294\n      \uace0\uc815\uc790 \ud68c\uc804\uc790\uacc4\uc758 \uc18d\ub3c4\uc640\n      \uc2e4\uc81c \ud68c\uc804\uc790 \uc18d\ub3c4\ub97c \uad6c\ubd84\ud55c\ub2e4.\n    <\/p>\n\n    <ul>\n      <li>n<sub>s<\/sub> : \ub3d9\uae30\uc18d\ub3c4<\/li>\n      <li>n<sub>r<\/sub> : \ud68c\uc804\uc790 \uc2e4\uc81c\uc18d\ub3c4<\/li>\n    <\/ul>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>10. Slip<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \uc6d0\ubcf8\uc5d0\uc11c\ub294 Slip\uc744\n      \ub3d9\uae30\uc18d\ub3c4\uc640 \ud68c\uc804\uc790\uc18d\ub3c4\uc758 \ucc28\uc774\ub97c\n      \ub3d9\uae30\uc18d\ub3c4\ub85c \ub098\ub208 \uac12\uc73c\ub85c \uae30\ub85d\ud55c\ub2e4.\n    <\/p>\n\n    <div class=\"formula\">\n      s\n      =\n      (n<sub>s<\/sub> &#8211; n<sub>r<\/sub>)\n      \/\n      n<sub>s<\/sub>\n    <\/div>\n\n    <p>\n      \ub530\ub77c\uc11c\n    <\/p>\n\n    <div class=\"formula\">\n      n<sub>r<\/sub>\n      =\n      (1-s)n<sub>s<\/sub>\n    <\/div>\n\n    <div class=\"memory\">\n      <strong>\n        \ud68c\uc804\uc790\uac00 \ub3d9\uae30\uc18d\ub3c4\uc5d0 \uac00\uae4c\uc6cc\uc9c8\uc218\ub85d\n        Slip\uc740 \uc791\uc544\uc9c4\ub2e4.\n      <\/strong>\n    <\/div>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>11. Slip\uc774 \ud544\uc694\ud55c \uc774\uc720<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \uc720\ub3c4\uc804\ub3d9\uae30\ub294 \ud68c\uc804\uc790\uc640 \ud68c\uc804\uc790\uacc4 \uc0ac\uc774\uc5d0\n      \uc0c1\ub300\uc18d\ub3c4\uac00 \uc788\uc5b4\uc57c\n      \ud68c\uc804\uc790\uc5d0 \uc720\ub3c4\uae30\uc804\ub825\uc774 \ubc1c\uc0dd\ud55c\ub2e4.\n    <\/p>\n\n    <div class=\"formula\">\n      Relative Speed\n      \u2192\n      Induced EMF\n      \u2192\n      Rotor Current\n      \u2192\n      Torque\n    <\/div>\n\n    <p>\n      \ub530\ub77c\uc11c \uc815\uc0c1\uc801\uc778 \uc804\ub3d9\uae30 \ub3d9\uc791\uc5d0\uc11c\ub294\n      \ud68c\uc804\uc790\uc18d\ub3c4\uac00 \ub3d9\uae30\uc18d\ub3c4\ubcf4\ub2e4 \uc57d\uac04 \ub0ae\uc740 \uc601\uc5ed\uc5d0\uc11c \uc6b4\uc804\ud55c\ub2e4.\n    <\/p>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>12. \uc791\uc740 Slip \uc601\uc5ed<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \ub450 \ubc88\uc9f8\uc640 \uc138 \ubc88\uc9f8 \ud544\uae30\uc5d0\uc11c\ub294\n      Slip\uc774 \uc791\uc740 \uc815\uc0c1\uc6b4\uc804 \uc601\uc5ed\uc5d0\uc11c\n      Torque\uac00 Slip\uc5d0 \ube44\ub840\ud558\ub294 \ud615\ud0dc\ub85c \uae30\ub85d\ud55c\ub2e4.\n    <\/p>\n\n    <div class=\"formula\">\n      T<sub>m<\/sub>\n      =\n      k<sub>1<\/sub>s\n    <\/div>\n\n    <div class=\"formula\">\n      Small Slip\n      \u2192\n      T \u221d s\n    <\/div>\n\n    <p>\n      \uc989 \ub3d9\uae30\uc18d\ub3c4\uc5d0 \uac00\uae4c\uc6b4 \uace0\uc18d\uc601\uc5ed\uc5d0\uc11c\ub294\n      Slip\uc774 \uc99d\uac00\ud558\uba74 Torque\ub3c4 \uc99d\uac00\ud55c\ub2e4.\n    <\/p>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>13. \ud070 Slip \uc601\uc5ed<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      Slip\uc774 \ud070 \uc800\uc18d\uc601\uc5ed\uc5d0\uc11c\ub294\n      Torque\uac00 Slip\uc758 \uc5ed\uc218\uc5d0 \ube44\ub840\ud558\ub294 \ud615\ud0dc\ub85c \uae30\ub85d\ud55c\ub2e4.\n    <\/p>\n\n    <div class=\"formula\">\n      T<sub>m<\/sub>\n      =\n      k<sub>2<\/sub>\/s\n    <\/div>\n\n    <div class=\"formula\">\n      Large Slip\n      \u2192\n      T \u221d 1\/s\n    <\/div>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>14. Torque-Speed Curve<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      Torque-Speed \uace1\uc120\uc740\n      \uc800\uc18d\uc601\uc5ed\uc5d0\uc11c Torque\uac00 \uc99d\uac00\ud558\ub2e4\uac00\n      \ucd5c\ub300 Torque\uc5d0 \ub3c4\ub2ec\ud55c \ub4a4,\n      \ub3d9\uae30\uc18d\ub3c4\uc5d0 \uac00\uae4c\uc6cc\uc9c8\uc218\ub85d\n      Torque\uac00 \ub2e4\uc2dc \uac10\uc18c\ud558\ub294 \ud615\ud0dc\uc774\ub2e4.\n    <\/p>\n\n    <pre>\n      Torque\n        \u2191\n        \u2502                 \u25cf Tmax\n        \u2502              __\/ \\\n        \u2502           __\/     \\\n        \u2502        __\/         \\\n        \u2502______ \/             \\____\n        \u2514\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2192 Speed\n                              ns\n    <\/pre>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>15. \uae30\ub3d9 Torque<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \uad50\uc7ac \uadf8\ub798\ud504\ub294 \uc18d\ub3c4 0\uc5d0\uc11c\uc758 Torque\ub97c\n      \uae30\ub3d9 Torque\ub85c \ud45c\uc2dc\ud55c\ub2e4.\n    <\/p>\n\n    <div class=\"formula\">\n      n<sub>r<\/sub> = 0\n      \u2192\n      s = 1\n    <\/div>\n\n    <p>\n      \uc989 \uc815\uc9c0\uc0c1\ud0dc\uc758 \ud68c\uc804\uc790\ub294\n      Slip 1\uc5d0\uc11c \uae30\ub3d9\ud55c\ub2e4.\n    <\/p>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>16. \ucd5c\ub300 Torque<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      Torque-Speed \uace1\uc120\uc5d0\ub294\n      \ud55c \uc9c0\uc810\uc5d0\uc11c \ucd5c\ub300 Torque\uac00 \uc874\uc7ac\ud55c\ub2e4.\n    <\/p>\n\n    <div class=\"formula\">\n      T\n      =\n      T<sub>max<\/sub>\n    <\/div>\n\n    <p>\n      \uc6d0\ubcf8 \uadf8\ub798\ud504\uc5d0\uc11c\ub294 \uc774 \uc9c0\uc810\uc744 \uae30\uc900\uc73c\ub85c\n      \uc800\uc18d\uce21\uacfc \uace0\uc18d\uce21\uc758 \ud2b9\uc131\uc774 \ub2ec\ub77c\uc9c0\ub294 \ud615\ud0dc\ub85c \ub098\ud0c0\ub0b8\ub2e4.\n    <\/p>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>17. \uc815\uc0c1\uc6b4\uc804 \uc601\uc5ed<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \uad50\uc7ac \uadf8\ub798\ud504\uc5d0\uc11c\ub294\n      \ucd5c\ub300 Torque \uc774\ud6c4,\n      \ub3d9\uae30\uc18d\ub3c4\uc5d0 \uac00\uae4c\uc6b4 \uad6c\uac04\uc744\n      \uc815\uc0c1\uc6b4\uc804\uc601\uc5ed\uc73c\ub85c \ud45c\uc2dc\ud55c\ub2e4.\n    <\/p>\n\n    <p>\n      \uc774 \uc601\uc5ed\uc5d0\uc11c \ubd80\ud558\uac00 \uc99d\uac00\ud558\uba74\n      \uc18d\ub3c4\ub294 \uc57d\uac04 \uac10\uc18c\ud558\uace0\n      Slip\uc774 \uc99d\uac00\ud558\uba74\uc11c Torque\uac00 \uc99d\uac00\ud55c\ub2e4.\n    <\/p>\n\n    <div class=\"formula\">\n      Load \u2191\n      \u2192\n      Speed \u2193\n      \u2192\n      Slip \u2191\n      \u2192\n      Motor Torque \u2191\n    <\/div>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>18. \ubb34\ubd80\ud558\uc640 \uc804\ubd80\ud558<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \uad50\uc7ac \uc18d\ub3c4-Torque \ud2b9\uc131\uc5d0\ub294\n      \ubb34\ubd80\ud558\uc640 \uc804\ubd80\ud558 \uc6b4\uc804\uc810\uc774 \ud45c\uc2dc\ub418\uc5b4 \uc788\ub2e4.\n    <\/p>\n\n    <ul>\n      <li>\ubb34\ubd80\ud558 : \ub3d9\uae30\uc18d\ub3c4\uc5d0 \ub9e4\uc6b0 \uac00\uae4c\uc6b4 \uc18d\ub3c4<\/li>\n      <li>\uc804\ubd80\ud558 : \ubd80\ud558 \uc99d\uac00\ub85c \uc18d\ub3c4\uac00 \uc57d\uac04 \ub0ae\uc544\uc9c4 \uc0c1\ud0dc<\/li>\n    <\/ul>\n\n    <div class=\"formula\">\n      No Load\n      \u2192\n      n<sub>r<\/sub> \u2248 n<sub>s<\/sub>\n      \u2192\n      s Small\n    <\/div>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>19. Torque-Speed \uace1\uc120\uc758 \uae30\uc6b8\uae30<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \uc138 \ubc88\uc9f8 \ud544\uae30\ub294\n      Slip\uacfc \uc18d\ub3c4\uc758 \uad00\uacc4\n    <\/p>\n\n    <div class=\"formula\">\n      s\n      =\n      (n<sub>s<\/sub>-n<sub>r<\/sub>)\/n<sub>s<\/sub>\n    <\/div>\n\n    <p>\n      \ub97c \uc0ac\uc6a9\ud558\uc5ec Torque-Speed \uace1\uc120\uc758 \uae30\uc6b8\uae30\ub97c \ud574\uc11d\ud55c\ub2e4.\n    <\/p>\n\n    <div class=\"formula\">\n      ds\/dn<sub>r<\/sub>\n      =\n      -1\/n<sub>s<\/sub>\n    <\/div>\n\n    <p>\n      \ub530\ub77c\uc11c Torque\uc758 s\uc5d0 \ub300\ud55c \uae30\uc6b8\uae30\uc640\n      \uc18d\ub3c4\uc5d0 \ub300\ud55c \uae30\uc6b8\uae30\ub294 \ubd80\ud638\uac00 \ubc18\ub300\uac00 \ub41c\ub2e4.\n    <\/p>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>20. \uc548\uc815\uc601\uc5ed<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \uc791\uc740 Slip \uc601\uc5ed\uc5d0\uc11c\ub294\n    <\/p>\n\n    <div class=\"formula\">\n      T \u221d s\n    <\/div>\n\n    <p>\n      \uc774\ubbc0\ub85c \uc18d\ub3c4\uac00 \uc99d\uac00\ud558\uba74 Torque\ub294 \uac10\uc18c\ud558\ub294\n      \uc74c\uc758 \uae30\uc6b8\uae30 \uc601\uc5ed\uc774 \ub41c\ub2e4.\n    <\/p>\n\n    <div class=\"formula\">\n      dT\/dn<sub>r<\/sub>\n      &lt;\n      0\n    <\/div>\n\n    <div class=\"memory\">\n      <strong>\n        \uc6d0\ubcf8\uc5d0\uc11c\ub294\n        \uc74c\uc758 Torque-Speed \uae30\uc6b8\uae30 \uc601\uc5ed\uc744\n        \uc548\uc815\uc801\uc778 \uc815\uc0c1\uc6b4\uc804\uc601\uc5ed\uacfc \uc5f0\uacb0\ud55c\ub2e4.\n      <\/strong>\n    <\/div>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>21. \ubd88\uc548\uc815\uc601\uc5ed<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \ud070 Slip \uc601\uc5ed\uc5d0\uc11c\ub294\n    <\/p>\n\n    <div class=\"formula\">\n      T \u221d 1\/s\n    <\/div>\n\n    <p>\n      \uc774\ubbc0\ub85c \uc18d\ub3c4\uac00 \uc99d\uac00\ud560 \ub54c\n      Torque\ub3c4 \uc99d\uac00\ud558\ub294 \uc591\uc758 \uae30\uc6b8\uae30 \uc601\uc5ed\uc774 \ub41c\ub2e4.\n    <\/p>\n\n    <div class=\"formula\">\n      dT\/dn<sub>r<\/sub>\n      &gt;\n      0\n    <\/div>\n\n    <p>\n      \uc6d0\ubcf8\uc758 \ud3c9\ud615\uc0c1\ud0dc \uadf8\ub798\ud504\uc5d0\uc11c\ub294\n      \uc774\ub7ec\ud55c \uad50\uc810\uc744 \ubd88\uc548\uc815\ud55c \uc6b4\uc804\uc810\uc73c\ub85c \ud45c\uc2dc\ud55c\ub2e4.\n    <\/p>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>22. Motor Torque\uc640 Load Torque<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \uc138 \ubc88\uc9f8 \ud544\uae30\uc5d0\uc11c\ub294\n      Motor Torque\uc640 Load Torque\uc758 \ucc28\uc774\uac00\n      \ud68c\uc804\uc790\uc758 \uac00\uc18d\ub3c4\ub97c \uacb0\uc815\ud55c\ub2e4\uace0 \uae30\ub85d\ud55c\ub2e4.\n    <\/p>\n\n    <div class=\"formula\">\n      T<sub>motor<\/sub>\n      &#8211;\n      T<sub>load<\/sub>\n      =\n      J\n      d\u03c9<sub>m<\/sub>\/dt\n    <\/div>\n\n    <p>\n      \ub530\ub77c\uc11c\n    <\/p>\n\n    <div class=\"formula\">\n      T<sub>motor<\/sub>\n      &gt;\n      T<sub>load<\/sub>\n      \u2192\n      Speed \u2191\n    <\/div>\n\n    <div class=\"formula\">\n      T<sub>motor<\/sub>\n      &lt;\n      T<sub>load<\/sub>\n      \u2192\n      Speed \u2193\n    <\/div>\n\n    <div class=\"formula\">\n      T<sub>motor<\/sub>\n      =\n      T<sub>load<\/sub>\n      \u2192\n      Steady Speed\n    <\/div>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>23. \ud3c9\ud615 \uc6b4\uc804\uc810<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \uad50\uc7ac \uadf8\ub9bc\uc740 Motor Torque \uace1\uc120\uacfc\n      Load Torque \uace1\uc120\uc758 \uad50\uc810\uc744\n      \ud3c9\ud615 \uc6b4\uc804\uc810\uc73c\ub85c \ub098\ud0c0\ub0b8\ub2e4.\n    <\/p>\n\n    <div class=\"formula\">\n      T<sub>motor<\/sub>\n      =\n      T<sub>load<\/sub>\n    <\/div>\n\n    <p>\n      \uadf8\ub7ec\ub098 \ubaa8\ub4e0 \uad50\uc810\uc774 \uc548\uc815\ud55c \uac83\uc740 \uc544\ub2c8\ub2e4.\n    <\/p>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>24. \uc77c\uc815 Load Torque\uc758 \uad50\uc810<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \uc218\ud3c9\uc758 Load Torque\uc640\n      Motor Torque \uace1\uc120\uc774 \ub9cc\ub098\ub294\n      a\uc640 b \ub450 \uc6b4\uc804\uc810\uc774 \uadf8\ub824\uc838 \uc788\ub2e4.\n    <\/p>\n\n    <p>\n      \uc6d0\ubcf8\uc5d0\uc11c\ub294\n      a\ub97c \ubd88\uc548\uc815\ud55c \uc6b4\uc804\uc810,\n      b\ub97c \uc548\uc815\ud55c \uc6b4\uc804\uc810\uc73c\ub85c \ud45c\uc2dc\ud55c\ub2e4.\n    <\/p>\n\n    <div class=\"formula\">\n      Point a\n      \u2192\n      Unstable\n    <\/div>\n\n    <div class=\"formula\">\n      Point b\n      \u2192\n      Stable\n    <\/div>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>25. \uc18d\ub3c4 \uc758\uc874 Load\uc758 \uad50\uc810<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \uc18d\ub3c4\uc5d0 \ub530\ub77c \uc99d\uac00\ud558\ub294 Load Torque \uace1\uc120\uacfc\n      Motor Torque \uace1\uc120\uc758 \uad50\uc810 c\ub3c4\n      \uc548\uc815\ud55c \uc6b4\uc804\uc810\uc73c\ub85c \ud45c\uc2dc\ub418\uc5b4 \uc788\ub2e4.\n    <\/p>\n\n    <div class=\"formula\">\n      Point c\n      \u2192\n      Stable Operating Point\n    <\/div>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>26. Slip\uc5d0 \ub530\ub978 \ub3d9\uc791 Mode<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \ub124 \ubc88\uc9f8 \ud544\uae30\uc640 \uad50\uc7ac \uadf8\ub9bc\uc5d0\uc11c\ub294\n      Slip\uc758 \ubc94\uc704\uc5d0 \ub530\ub77c\n      \uc720\ub3c4\uc804\ub3d9\uae30\uc758 \ub3d9\uc791\uc744 \uc138 \uc601\uc5ed\uc73c\ub85c \ub098\ub208\ub2e4.\n    <\/p>\n\n    <div class=\"table-wrap\">\n      <table>\n\n        <thead>\n          <tr>\n            <th>Slip \ubc94\uc704<\/th>\n            <th>\ub3d9\uc791 Mode<\/th>\n          <\/tr>\n        <\/thead>\n\n        <tbody>\n          <tr>\n            <td><strong>0 &lt; s &lt; 1<\/strong><\/td>\n            <td>Motor Mode<\/td>\n          <\/tr>\n\n          <tr>\n            <td><strong>s &lt; 0<\/strong><\/td>\n            <td>Generator Mode<\/td>\n          <\/tr>\n\n          <tr>\n            <td><strong>s &gt; 1<\/strong><\/td>\n            <td>Plugging Mode<\/td>\n          <\/tr>\n\n        <\/tbody>\n\n      <\/table>\n    <\/div>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>27. Motor Mode<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \ud68c\uc804\uc790\uc18d\ub3c4\uac00 \ub3d9\uae30\uc18d\ub3c4\ubcf4\ub2e4 \ub0ae\uace0\n      \uac19\uc740 \ubc29\ud5a5\uc73c\ub85c \ud68c\uc804\ud558\uba74\n    <\/p>\n\n    <div class=\"formula\">\n      0\n      &lt;\n      n<sub>r<\/sub>\n      &lt;\n      n<sub>s<\/sub>\n    <\/div>\n\n    <div class=\"formula\">\n      0\n      &lt;\n      s\n      &lt;\n      1\n    <\/div>\n\n    <p>\n      \uc774 \uc601\uc5ed\uc744 \uc804\ub3d9\uae30 Mode\ub85c \ud45c\uc2dc\ud55c\ub2e4.\n    <\/p>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>28. Generator Mode<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \ud68c\uc804\uc790\uc18d\ub3c4\uac00 \ub3d9\uae30\uc18d\ub3c4\ubcf4\ub2e4 \ube68\ub77c\uc9c0\uba74\n    <\/p>\n\n    <div class=\"formula\">\n      n<sub>r<\/sub>\n      &gt;\n      n<sub>s<\/sub>\n    <\/div>\n\n    <p>\n      Slip\uc740 \uc74c\uc218\uac00 \ub41c\ub2e4.\n    <\/p>\n\n    <div class=\"formula\">\n      s &lt; 0\n    <\/div>\n\n    <p>\n      \uc6d0\ubcf8\uc740 \uc774 \uad6c\uac04\uc744 \ubc1c\uc804\uae30 Mode\ub85c \ud45c\uc2dc\ud55c\ub2e4.\n    <\/p>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>29. Plugging Mode<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      Plugging \uc601\uc5ed\uc740\n      \ud68c\uc804\uc790\uac00 \ud68c\uc804\uc790\uacc4\uc640 \ubc18\ub300 \ubc29\ud5a5\uc73c\ub85c \ud68c\uc804\ud558\uc5ec\n      \uc0c1\ub300\uc18d\ub3c4\uac00 \ub9e4\uc6b0 \ud070 \uc601\uc5ed\uc73c\ub85c \ud45c\uc2dc\ub418\uc5b4 \uc788\ub2e4.\n    <\/p>\n\n    <div class=\"formula\">\n      s &gt; 1\n      \u2192\n      Plugging Mode\n    <\/div>\n\n    <p>\n      \uc6d0\ubcf8 \ud544\uae30\uc5d0\uc11c\ub294 \uc774 \uc601\uc5ed\uc744\n      \uc5ed\ubc29\ud5a5 Torque\uc5d0 \uc758\ud55c \uc81c\ub3d9\uacfc \uc5f0\uacb0\ud55c\ub2e4.\n    <\/p>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>30. \uc804\uccb4 \ub3d9\uc791\uc601\uc5ed<\/h2>\n\n  <div class=\"card\">\n\n    <pre>\n      Torque\n        \u2191\n        \u2502 Plugging        Motor\n        \u2502    Mode          Mode\n        \u2502      \\          \/\\\n        \u2502       \\________\/  \\\n        \u2502                    \\\n      0 \u251c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u252c\u2500\u2500\u2500\u2500\u2500\u252c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2192 Speed\n        \u2502               \u2502     \u2502\n        \u2502               0     ns\n        \u2502                       \\\n        \u2502                        \\ Generator\n        \u2502                         \\ Mode\n        \u2502\n          s > 1        0<s<1       s<0\n    <\/pre>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>31. DC \uc804\ub3d9\uae30 \uc804\uc555\uc2dd<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \ub9c8\uc9c0\ub9c9 \ube44\uad50 \uc774\ubbf8\uc9c0\ub294\n      DC \uc804\ub3d9\uae30\uc758 \uc804\uc555\ubc29\uc815\uc2dd\uc744\n      \ub2e4\uc74c\uacfc \uac19\uc774 \uc815\ub9ac\ud55c\ub2e4.\n    <\/p>\n\n    <div class=\"formula\">\n      V\n      =\n      Ri\n      +\n      L di\/dt\n      +\n      E\n    <\/div>\n\n    <p>\n      \uc5ec\uae30\uc11c \uc5ed\uae30\uc804\ub825\uc740\n    <\/p>\n\n    <div class=\"formula\">\n      E\n      =\n      k<sub>e<\/sub> \u03a6\u03c9\n    <\/div>\n\n    <p>\n      \ub85c \ubcc4\ub3c4 \ud56d\uc73c\ub85c \ud45c\ud604\ud55c\ub2e4.\n    <\/p>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>32. AC \uc804\ub3d9\uae30 \uc804\uc555\uc2dd<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \uac19\uc740 \uc774\ubbf8\uc9c0\ub294 AC \uc804\ub3d9\uae30\uc758 \uc804\uc555\uc2dd\uc744\n    <\/p>\n\n    <div class=\"formula\">\n      v(t)\n      =\n      Ri(t)\n      +\n      d\u03bb(t)\/dt\n    <\/div>\n\n    <p>\n      \ub85c \uae30\ub85d\ud55c\ub2e4.\n    <\/p>\n\n    <p>\n      \uc720\ub3c4\uae30\uc804\ub825\uc740 \ubcc4\ub3c4\uc758 E \ud56d\uc73c\ub85c \ub450\uae30\ubcf4\ub2e4\n      \uc1c4\uad50\uc790\uc18d\uc758 \uc2dc\uac04\ubcc0\ud654\n      d\u03bb\/dt \uc548\uc5d0 \ud3ec\ud568\ud558\ub294 \ud45c\ud604\uc774\ub2e4.\n    <\/p>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>33. DC \uc804\ub3d9\uae30\uc640 AC \uc804\ub3d9\uae30 \ube44\uad50<\/h2>\n\n  <div class=\"table-wrap\">\n\n    <table>\n\n      <thead>\n        <tr>\n          <th>\ud56d\ubaa9<\/th>\n          <th>DC Motor<\/th>\n          <th>AC Motor<\/th>\n        <\/tr>\n      <\/thead>\n\n      <tbody>\n\n        <tr>\n          <td><strong>\uc804\uc555\uc2dd<\/strong><\/td>\n          <td>V = Ri + Ldi\/dt + E<\/td>\n          <td>v(t) = Ri(t) + d\u03bb(t)\/dt<\/td>\n        <\/tr>\n\n        <tr>\n          <td><strong>\uae30\uc804\ub825<\/strong><\/td>\n          <td>E = k<sub>e<\/sub>\u03a6\u03c9\ub97c \ubcc4\ub3c4 \ud56d\uc73c\ub85c \ud45c\ud604<\/td>\n          <td>d\u03bb\/dt\uc5d0 \ud3ec\ud568<\/td>\n        <\/tr>\n\n        <tr>\n          <td><strong>\uc790\uc18d\ubcc0\ud654<\/strong><\/td>\n          <td>\ud68c\uc804\uc790 \uc6b4\ub3d9\uacfc \uc5f0\uacb0<\/td>\n          <td>\uc1c4\uad50\uc790\uc18d \uc790\uccb4\uc758 \uc2dc\uac04\ubcc0\ud654\ub85c \ud45c\ud604<\/td>\n        <\/tr>\n\n      <\/tbody>\n\n    <\/table>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>34. \uc804\uccb4 \uad00\uacc4<\/h2>\n\n  <div class=\"card\">\n\n    <pre>\n                 3-Phase Stator Current\n                          \u2502\n                          \u25bc\n                Rotating Magnetic Field\n                          \u2502\n                          \u25bc\n                 Relative Rotor Motion\n                          \u2502\n                          \u25bc\n                  Rotor Induced EMF\n                          \u2502\n                          \u25bc\n                     Rotor Current\n                          \u2502\n                          \u25bc\n                 Electromagnetic Force\n                          \u2502\n                          \u25bc\n                        Torque\n                          \u2502\n                          \u25bc\n                  Rotor Speed nr\n                          \u2502\n                          \u25bc\n             s = (ns - nr) \/ ns\n                          \u2502\n          \u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u253c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510\n          \u25bc               \u25bc               \u25bc\n       s > 1           0 < s < 1         s < 0\n     Plugging            Motor          Generator\n          \u2502               \u2502               \u2502\n          \u2514\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2534\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2518\n                          \u2502\n                          \u25bc\n                 Torque-Speed Curve\n                          \u2502\n                          \u25bc\n          Tmotor - Tload = J d\u03c9\/dt\n                          \u2502\n                          \u25bc\n                  Operating Point\n    <\/pre>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>35. \uc774\ubbf8\uc9c0 \ud575\uc2ec \uc815\ub9ac<\/h2>\n\n  <div class=\"table-wrap\">\n\n    <table>\n\n      <thead>\n        <tr>\n          <th>\ud56d\ubaa9<\/th>\n          <th>\uc774\ubbf8\uc9c0 \ub0b4\uc6a9<\/th>\n        <\/tr>\n      <\/thead>\n\n      <tbody>\n\n        <tr>\n          <td><strong>AC Motor<\/strong><\/td>\n          <td>Induction Motor \/ Synchronous Motor<\/td>\n        <\/tr>\n\n        <tr>\n          <td><strong>Stator<\/strong><\/td>\n          <td>120\u00b0 3\uc0c1 \uad8c\uc120 \u2192 \ud68c\uc804\uc790\uacc4<\/td>\n        <\/tr>\n\n        <tr>\n          <td><strong>Rotor<\/strong><\/td>\n          <td>Squirrel-Cage \/ Wound Rotor<\/td>\n        <\/tr>\n\n        <tr>\n          <td><strong>\uc720\ub3c4 \uc6d0\ub9ac<\/strong><\/td>\n          <td>\uc0c1\ub300\uc6b4\ub3d9 \u2192 \ud68c\uc804\uc790 \uc720\ub3c4\uae30\uc804\ub825 \u2192 \uc804\ub958 \u2192 Torque<\/td>\n        <\/tr>\n\n        <tr>\n          <td><strong>Stator Equation<\/strong><\/td>\n          <td>Vs = RsIs + d\u03bbs\/dt<\/td>\n        <\/tr>\n\n        <tr>\n          <td><strong>Rotor Equation<\/strong><\/td>\n          <td>Vr=0=RrIr+Lr dIr\/dt+er<\/td>\n        <\/tr>\n\n        <tr>\n          <td><strong>Slip<\/strong><\/td>\n          <td>s=(ns-nr)\/ns<\/td>\n        <\/tr>\n\n        <tr>\n          <td><strong>Rotor Speed<\/strong><\/td>\n          <td>nr=(1-s)ns<\/td>\n        <\/tr>\n\n        <tr>\n          <td><strong>Small Slip<\/strong><\/td>\n          <td>T \u221d s<\/td>\n        <\/tr>\n\n        <tr>\n          <td><strong>Large Slip<\/strong><\/td>\n          <td>T \u221d 1\/s<\/td>\n        <\/tr>\n\n        <tr>\n          <td><strong>\uae30\ub3d9<\/strong><\/td>\n          <td>nr=0, s=1<\/td>\n        <\/tr>\n\n        <tr>\n          <td><strong>\uc815\uc0c1\uc6b4\uc804<\/strong><\/td>\n          <td>\ub3d9\uae30\uc18d\ub3c4 \ubd80\uadfc, \uc74c\uc758 Torque-Speed \uae30\uc6b8\uae30<\/td>\n        <\/tr>\n\n        <tr>\n          <td><strong>\ud3c9\ud615\uc870\uac74<\/strong><\/td>\n          <td>Tmotor=Tload<\/td>\n        <\/tr>\n\n        <tr>\n          <td><strong>\ub3d9\uc5ed\ud559<\/strong><\/td>\n          <td>Tmotor-Tload=J d\u03c9m\/dt<\/td>\n        <\/tr>\n\n        <tr>\n          <td><strong>Motor Mode<\/strong><\/td>\n          <td>0&lt;s&lt;1<\/td>\n        <\/tr>\n\n        <tr>\n          <td><strong>Generator Mode<\/strong><\/td>\n          <td>s&lt;0<\/td>\n        <\/tr>\n\n        <tr>\n          <td><strong>Plugging Mode<\/strong><\/td>\n          <td>s&gt;1<\/td>\n        <\/tr>\n\n        <tr>\n          <td><strong>DC Motor Voltage<\/strong><\/td>\n          <td>V=Ri+Ldi\/dt+E<\/td>\n        <\/tr>\n\n        <tr>\n          <td><strong>AC Motor Voltage<\/strong><\/td>\n          <td>v(t)=Ri(t)+d\u03bb(t)\/dt<\/td>\n        <\/tr>\n\n      <\/tbody>\n\n    <\/table>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <div class=\"warning\">\n    <strong>\n      \uc774 HTML\uc740 WordPress \ud398\uc774\uc9c0 \ubcf8\ubb38\uc744 \uc0ac\uc6a9\ud558\uc9c0 \uc54a\uace0,\n      \ud398\uc774\uc9c0\uc5d0 \ud3ec\ud568\ub41c \uc77c\ubc18 \uc774\ubbf8\uc9c0 8\uc7a5\ub9cc\n      \uc2dc\uac01 \ud310\ub3c5\ud558\uc5ec \uc791\uc131\ud588\ub2e4.\n\n      \uc774 \ud398\uc774\uc9c0\uc5d0\ub294 NeoStudio PDF\uac00 \uc5c6\ub2e4.\n\n      \uc5f0\uacb0\ub41c 'fourier_Transform-14.pdf' 2\ud398\uc774\uc9c0\ub294\n      NeoStudio\uac00 \uc544\ub2cc \ubcc4\ub3c4 \uc815\ub9ac\ubb38\uc11c\uc774\ubbc0\ub85c\n      \ud604\uc7ac \ubcc0\ud658 \uae30\uc900\uc5d0 \ub530\ub77c \uc81c\uc678\ud558\uc600\ub2e4.\n\n      \uc774\ubbf8\uc9c0 1\uc740\n      AC Motor\ub97c \uc720\ub3c4\uc804\ub3d9\uae30\uc640 \ub3d9\uae30\uc804\ub3d9\uae30\ub85c \uad6c\ubd84\ud558\uace0,\n      3\uc0c1 \uace0\uc815\uc790 \uad8c\uc120,\n      Squirrel-Cage Rotor,\n      Wound Rotor\ub97c \uae30\ub85d\ud55c\ub2e4.\n\n      \uc774\ubbf8\uc9c0 2\ub294\n      \uace0\uc815\uc790 \ud68c\uc804\uc790\uacc4\uc640 \ud68c\uc804\uc790 \uc0ac\uc774\uc758 \uc0c1\ub300\uc6b4\ub3d9,\n      \ud68c\uc804\uc790 \uc720\ub3c4\uae30\uc804\ub825,\n      \uace0\uc815\uc790\u00b7\ud68c\uc804\uc790 \uc804\uc555\uc2dd,\n      Slip \uc815\uc758,\n      \uc791\uc740 Slip\uc5d0\uc11c T\u221ds,\n      \ud070 Slip\uc5d0\uc11c T\u221d1\/s\ub97c \uae30\ub85d\ud55c\ub2e4.\n\n      \uc774\ubbf8\uc9c0 3\uc740\n      Torque-Speed \uace1\uc120\uc758 \uae30\uc6b8\uae30,\n      Motor Torque\uc640 Load Torque\uc758 \ucc28\uc774\uc5d0 \ub530\ub978\n      \uac00\uc18d\u00b7\uac10\uc18d\u00b7\uc815\uc18d \uc870\uac74\uc744 \uae30\ub85d\ud55c\ub2e4.\n\n      \uc774\ubbf8\uc9c0 4\ub294\n      Torque-Speed \uace1\uc120\uc758 \uc548\uc815\/\ubd88\uc548\uc815 \uc601\uc5ed\uacfc\n      Motor \/ Generator \/ Plugging Mode\ub97c \uc190\ud544\uae30\ub85c \uc815\ub9ac\ud55c\ub2e4.\n\n      \uc774\ubbf8\uc9c0 5\ub294\n      \uae30\ub3d9 Torque,\n      \ucd5c\ub300 Torque,\n      \uc804\ubd80\ud558 Torque,\n      \ubb34\ubd80\ud558 Torque,\n      \uc815\uc0c1\uc6b4\uc804\uc601\uc5ed\uc744 \ud45c\uc2dc\ud55c \uad50\uc7ac \uadf8\ub798\ud504\uc774\ub2e4.\n\n      \uc774\ubbf8\uc9c0 6\uc740\n      Motor Torque\uc640 \ub450 \uc885\ub958 Load Torque\uc758 \uad50\uc810\uc744 \uc774\uc6a9\ud558\uc5ec\n      \uc548\uc815 \uc6b4\uc804\uc810\uacfc \ubd88\uc548\uc815 \uc6b4\uc804\uc810\uc744 \ube44\uad50\ud55c\ub2e4.\n\n      \uc774\ubbf8\uc9c0 7\uc740\n      Slip \ucd95\uacfc \uc18d\ub3c4 \ucd95\uc744 \ud568\uaed8 \ud45c\uc2dc\ud558\uc5ec\n      Plugging \/ Motor \/ Generator Mode\ub97c \uad6c\ubd84\ud55c\ub2e4.\n\n      \uc774\ubbf8\uc9c0 8\uc740\n      DC Motor\uc640 AC Motor\uc758 \uc804\uc555\ubc29\uc815\uc2dd\uc744 \ube44\uad50\ud558\uba70,\n      DC Motor\ub294 E=ke\u03a6\u03c9\ub97c \ubcc4\ub3c4 Back EMF \ud56d\uc73c\ub85c,\n      AC Motor\ub294 d\u03bb\/dt \uc548\uc5d0 \uc720\ub3c4\uae30\uc804\ub825\uc744 \ud3ec\ud568\ud558\ub294 \ud615\ud0dc\ub85c \ub098\ud0c0\ub0b8\ub2e4.\n\n      \ub3d9\uae30\uc18d\ub3c4 \uacf5\uc2dd\n      ns=120f\/P,\n      \uc720\ub3c4\uc804\ub3d9\uae30 \ub4f1\uac00\ud68c\ub85c\uc758 Rr\/s,\n      \uc815\ud655\ud55c \ucd5c\ub300 Torque \uc870\uac74,\n      \uc804\ub825\ud750\ub984\uacfc \uc190\uc2e4,\n      \ubca1\ud130\uc81c\uc5b4 \ub4f1\uc758 \uc77c\ubc18 \uc774\ub860\uc740\n      \uc774\ubc88 \uc77c\ubc18 \uc774\ubbf8\uc9c0\uc5d0 \uc9c1\uc811 \uc804\uac1c\ub418\uc5b4 \uc788\uc9c0 \uc54a\uc73c\ubbc0\ub85c\n      \ucd94\uac00\ud558\uc9c0 \uc54a\uc558\ub2e4.\n\n      \ub610\ud55c \ubcc4\ub3c4 PDF\uc5d0 \uc788\ub294 \uc0c1\uc138 Torque \uc2dd\uc740\n      \ud604\uc7ac \ubcc0\ud658 \ub300\uc0c1\uc5d0\uc11c \uc81c\uc678\ud588\uc73c\ubbc0\ub85c\n      \uc774 HTML\uc5d0\ub294 \ubc18\uc601\ud558\uc9c0 \uc54a\uc558\ub2e4.\n    <\/strong>\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <div class=\"keywords\">\n    AC Motor,\n    Induction Motor,\n    Asynchronous Motor,\n    Synchronous Motor,\n    Rotating Magnetic Field,\n    Squirrel-Cage Rotor,\n    Wound Rotor,\n    Slip,\n    Synchronous Speed,\n    Rotor Speed,\n    Torque-Speed Curve,\n    Starting Torque,\n    Maximum Torque,\n    Stable Operating Point,\n    Motor Mode,\n    Generator Mode,\n    Plugging Mode\n  <\/div>\n\n<\/div>\n```\n","protected":false},"excerpt":{"rendered":"<p>\ubaa8\ud130\uc81c\uc5b4 4\uc7a5 \uad6c\ubd84 DC \uc804\ub3d9\uae30 AC \uc804\ub3d9\uae30 \uc804\uc555 \ubc29\uc815\uc2dd V=Ri+Ldidt+E v(t)=Ri(t)+d\u03bb(t)dt \uae30\uc804\ub825 \ud45c\ud604 E=ke\u03a6\u03c9 (\ubcc4\ub3c4 \ud56d) d\u03bbdt\uc5d0 \ud3ec\ud568 \uc790\uc18d \ubcc0\ud654 \uc6d0\uc778 \ud68c\uc804\uc790 \uc6b4\ub3d9 (\u03c9r) \ud68c\uc804\uc790 \uc704\uce58 + \uc804\ub958 \ubcc0\ud654 (\u03b8r,i(t)) \ubaa8\ub378\ub9c1 \uad00\uc810 \uc804\uae30\uc801 + \uae30\uacc4\uc801 \ubd84\ub9ac \uc804\uc790\uae30\uc801 \ud1b5\ud569 \ud45c\ud604 &#8220;`html \uc720\ub3c4\uc804\ub3d9\uae30 \u00b7 \uad50\ub958 \uc804\ub3d9\uae30 AC Motor \u00b7 Induction Motor \u00b7 Rotating Magnetic Field \u00b7 Slip [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_post_was_ever_published":false},"categories":[1185],"tags":[1990,1988,1748,1989,1987],"class_list":["post-9101","post","type-post","status-publish","format-standard","hentry","category-1185","tag-slip","tag-1988","tag-1748","tag-1989","tag-1987"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/now0930.pe.kr\/wordpress\/wp-json\/wp\/v2\/posts\/9101","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/now0930.pe.kr\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/now0930.pe.kr\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/now0930.pe.kr\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/now0930.pe.kr\/wordpress\/wp-json\/wp\/v2\/comments?post=9101"}],"version-history":[{"count":3,"href":"https:\/\/now0930.pe.kr\/wordpress\/wp-json\/wp\/v2\/posts\/9101\/revisions"}],"predecessor-version":[{"id":9739,"href":"https:\/\/now0930.pe.kr\/wordpress\/wp-json\/wp\/v2\/posts\/9101\/revisions\/9739"}],"wp:attachment":[{"href":"https:\/\/now0930.pe.kr\/wordpress\/wp-json\/wp\/v2\/media?parent=9101"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/now0930.pe.kr\/wordpress\/wp-json\/wp\/v2\/categories?post=9101"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/now0930.pe.kr\/wordpress\/wp-json\/wp\/v2\/tags?post=9101"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}