{"id":8937,"date":"2026-04-22T20:56:02","date_gmt":"2026-04-22T11:56:02","guid":{"rendered":"https:\/\/now0930.pe.kr\/wordpress\/?p=8937"},"modified":"2026-10-04T11:44:31","modified_gmt":"2026-10-04T02:44:31","slug":"%ec%9e%90%ea%b8%b0%ed%9a%8c%eb%a1%9c","status":"publish","type":"post","link":"https:\/\/now0930.pe.kr\/wordpress\/%ec%9e%90%ea%b8%b0%ed%9a%8c%eb%a1%9c\/","title":{"rendered":"\uc790\uae30\ud68c\ub85c, \ubaa8\ud130"},"content":{"rendered":"\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"\uc804\uae30\uc790\uae30\ud559  97\uac15- \uc790\uae30\ud68c\ub85c1\" width=\"580\" height=\"326\" src=\"https:\/\/www.youtube.com\/embed\/5HZu3l9kACs?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"\uc804\uae30\uc790\uae30\ud559 98\uac15- \uc790\uae30\ud68c\ub85c2\" width=\"580\" height=\"326\" src=\"https:\/\/www.youtube.com\/embed\/4AQy9bnCJvQ?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"893\" height=\"1280\" src=\"https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2026\/04\/image-39.png\" alt=\"\" class=\"wp-image-8939\" srcset=\"https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2026\/04\/image-39.png 893w, https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2026\/04\/image-39-768x1101.png 768w\" sizes=\"auto, (max-width: 893px) 100vw, 893px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"925\" height=\"1280\" src=\"https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2026\/04\/image-40.png\" alt=\"\" class=\"wp-image-8940\" srcset=\"https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2026\/04\/image-40.png 925w, https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2026\/04\/image-40-768x1063.png 768w\" sizes=\"auto, (max-width: 925px) 100vw, 925px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"920\" height=\"1280\" src=\"https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2026\/04\/image-41.png\" alt=\"\" class=\"wp-image-8941\" srcset=\"https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2026\/04\/image-41.png 920w, https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2026\/04\/image-41-768x1069.png 768w\" sizes=\"auto, (max-width: 920px) 100vw, 920px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"869\" height=\"1280\" src=\"https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2026\/04\/image-42.png\" alt=\"\" class=\"wp-image-8943\" srcset=\"https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2026\/04\/image-42.png 869w, https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2026\/04\/image-42-768x1131.png 768w\" sizes=\"auto, (max-width: 869px) 100vw, 869px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"907\" height=\"1280\" src=\"https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2026\/04\/image-43.png\" alt=\"\" class=\"wp-image-8944\" srcset=\"https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2026\/04\/image-43.png 907w, https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2026\/04\/image-43-768x1084.png 768w\" sizes=\"auto, (max-width: 907px) 100vw, 907px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"919\" height=\"1280\" src=\"https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2026\/04\/image-44.png\" alt=\"\" class=\"wp-image-8945\" srcset=\"https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2026\/04\/image-44.png 919w, https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2026\/04\/image-44-768x1070.png 768w\" sizes=\"auto, (max-width: 919px) 100vw, 919px\" \/><\/figure>\n\n\n\n&#8220;`html\n<div class=\"chapter19-wide\">\n\n  <h1>\uc790\uae30\ud68c\ub85c \u00b7 \ubaa8\ud130<\/h1>\n\n  <div class=\"subtitle\">\n    Magnetic Circuit \u00b7 MMF \u00b7 Magnetic Flux \u00b7 Reluctance \u00b7 Inductance \u00b7 Magnetic Energy \u00b7 Force \u00b7 Torque \u00b7 Inertia\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>1. \uc804\ub3d9\uae30\uc758 \uc5d0\ub108\uc9c0 \ubcc0\ud658<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \uc6d0\ubcf8\uc5d0\uc11c\ub294 \uc804\ub3d9\uae30\ub97c\n      \uc804\uae30\uc5d0\ub108\uc9c0\ub97c \uc790\uae30\uacc4\ub97c \uac70\uccd0\n      \uae30\uacc4\uc5d0\ub108\uc9c0\ub85c \ubcc0\ud658\ud558\ub294 \uc7a5\uce58\ub85c \uc815\ub9ac\ud55c\ub2e4.\n    <\/p>\n\n    <div class=\"formula\">\n      Electrical Energy\n      \u2192\n      Magnetic System\n      \u2192\n      Mechanical Energy\n    <\/div>\n\n    <p>\n      \uc5d0\ub108\uc9c0 \uad00\uacc4\ub294 \ub2e4\uc74c\uacfc \uac19\uc774 \uae30\ub85d\ub418\uc5b4 \uc788\ub2e4.\n    <\/p>\n\n    <div class=\"formula\">\n      dW<sub>e<\/sub>\n      =\n      dW<sub>f<\/sub>\n      +\n      dW<sub>m<\/sub>\n    <\/div>\n\n    <ul>\n      <li>dW<sub>e<\/sub> : \uc804\uae30\uc801\uc73c\ub85c \uacf5\uae09\ub41c \uc5d0\ub108\uc9c0<\/li>\n      <li>dW<sub>f<\/sub> : \uc790\uae30\uc7a5\uc5d0 \uc800\uc7a5\ub41c \uc5d0\ub108\uc9c0<\/li>\n      <li>dW<sub>m<\/sub> : \uae30\uacc4\uc801\uc73c\ub85c \ubcc0\ud658\ub41c \uc5d0\ub108\uc9c0<\/li>\n    <\/ul>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>2. \uc800\ud56d\uc190\uc2e4\uc744 \uc81c\uc678\ud55c \uc804\uae30\uc5d0\ub108\uc9c0<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \uad8c\uc120\uc5d0 \uc800\ud56d R\uc774 \uc874\uc7ac\ud558\uba74\n      \uc785\ub825\uc804\ub825 \uc911 i\u00b2R\ub9cc\ud07c\uc740 \uc190\uc2e4\ub41c\ub2e4.\n    <\/p>\n\n    <div class=\"formula\">\n      dW<sub>e<\/sub>\n      =\n      (P-i\u00b2R)dt\n    <\/div>\n\n    <p>\n      P=Vi\ub97c \uc0ac\uc6a9\ud558\uba74\n    <\/p>\n\n    <div class=\"formula\">\n      dW<sub>e<\/sub>\n      =\n      (Vi-i\u00b2R)dt\n    <\/div>\n\n    <div class=\"formula\">\n      =\n      i(V-iR)dt\n    <\/div>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>3. \uc9c1\uc120\uc6b4\ub3d9\uacfc \ud68c\uc804\uc6b4\ub3d9\uc758 \uae30\uacc4\uc5d0\ub108\uc9c0<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \uc9c1\uc120\uc6b4\ub3d9\uc5d0\uc11c\ub294\n    <\/p>\n\n    <div class=\"formula\">\n      dW<sub>m<\/sub>\n      =\n      F \u00b7 dx\n    <\/div>\n\n    <p>\n      \ud68c\uc804\uc6b4\ub3d9\uc5d0\uc11c\ub294\n    <\/p>\n\n    <div class=\"formula\">\n      dW<sub>m<\/sub>\n      =\n      T \u00b7 d\u03b8\n    <\/div>\n\n    <p>\n      \ub85c \uae30\ub85d\ud55c\ub2e4.\n    <\/p>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>4. \uc790\uae30\ud68c\ub85c\uc758 \uae30\ubcf8<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \ucf54\uc77c\uc5d0 \uc804\ub958 i\uac00 \ud750\ub974\uba74\n      \ucca0\uc2ec \ub0b4\ubd80\uc5d0 \uc790\uae30\uc7a5\uc774 \ud615\uc131\ub418\uace0\n      \uc790\uc18d \u03a6\uac00 \ud750\ub978\ub2e4.\n    <\/p>\n\n    <pre>\n               i\n               \u2502\n          \u250c\u2500\u2500\u2500\u2500((((\u2500\u2500\u2500\u2500\u2510\n          \u2502            \u2502\n          \u2502     \u03a6      \u2502\n          \u2502    \u2192\u2192\u2192     \u2502\n          \u2502            \u2502\n          \u2514\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2518\n               Core\n    <\/pre>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>5. \uae30\uc790\ub825 \u00b7 MMF<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \uae30\uc790\ub825\uc740 \uad8c\uc120\uc218 N\uacfc \uc804\ub958 i\uc758 \uacf1\uc73c\ub85c \uc815\uc758\ud55c\ub2e4.\n    <\/p>\n\n    <div class=\"formula\">\n      \u2131 = Ni\n    <\/div>\n\n    <p>\n      \uc6d0\ubcf8\uc5d0\ub294 \ub2e8\uc704\ub85c AT\uac00 \ud568\uaed8 \uae30\ub85d\ub418\uc5b4 \uc788\ub2e4.\n    <\/p>\n\n    <div class=\"formula\">\n      [\u2131] = AT\n    <\/div>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>6. Ampere \ubc95\uce59<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \uc790\uae30\ud68c\ub85c\uc5d0\uc11c Ampere \ubc95\uce59\uc744\n      \ub2e4\uc74c\uacfc \uac19\uc774 \uc0ac\uc6a9\ud55c\ub2e4.\n    <\/p>\n\n    <div class=\"formula\">\n      \u2131\n      =\n      Ni\n      =\n      \u222e H \u00b7 dl\n    <\/div>\n\n    <p>\n      \uc790\ub85c \uae38\uc774\ub97c l\ub85c \ub2e8\uc21c\ud654\ud558\uba74\n    <\/p>\n\n    <div class=\"formula\">\n      Ni = Hl\n    <\/div>\n\n    <div class=\"formula\">\n      H = Ni\/l\n    <\/div>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>7. \uc790\uc18d\ubc00\ub3c4\uc640 \uc790\uc18d<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \uc790\uc18d\ubc00\ub3c4 B\ub294\n      H\uc640 \ud22c\uc790\uc728 \u03bc\uc758 \uad00\uacc4\ub85c \uae30\ub85d\ud55c\ub2e4.\n    <\/p>\n\n    <div class=\"formula\">\n      B = \u03bcH\n    <\/div>\n\n    <p>\n      \uc790\uc18d\uc740 \uba74\uc801 A\ub97c \ud1b5\uacfc\ud558\ub294\n      \uc790\uc18d\ubc00\ub3c4\ub85c\ubd80\ud130 \uad6c\ud55c\ub2e4.\n    <\/p>\n\n    <div class=\"formula\">\n      \u03a6\n      =\n      \u222b B dA\n    <\/div>\n\n    <p>\n      B\uac00 \uc77c\uc815\ud558\uace0 \uba74\uc5d0 \uc218\uc9c1\uc774\uba74\n    <\/p>\n\n    <div class=\"formula\">\n      \u03a6 = BA\n    <\/div>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>8. \uc790\uae30\uc800\ud56d \u00b7 Reluctance<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      MMF\uc640 \uc790\uc18d\uc758 \uad00\uacc4\ub97c\n      \ub2e4\uc74c\uacfc \uac19\uc774 \uae30\ub85d\ud55c\ub2e4.\n    <\/p>\n\n    <div class=\"formula\">\n      \u2131\n      =\n      \u211c \u03a6\n    <\/div>\n\n    <p>\n      \ub530\ub77c\uc11c\n    <\/p>\n\n    <div class=\"formula\">\n      \u211c\n      =\n      \u2131\/\u03a6\n    <\/div>\n\n    <p>\n      Ampere \ubc95\uce59\uacfc \u03a6=BA\ub97c \uc774\uc6a9\ud558\uba74\n    <\/p>\n\n    <div class=\"formula\">\n      \u211c\n      =\n      l\/(\u03bcA)\n    <\/div>\n\n    <div class=\"memory\">\n      <strong>\n        \uc790\uae30\uc800\ud56d\uc740 \uc790\ub85c \uae38\uc774\uac00 \uae38\uc218\ub85d \uc99d\uac00\ud558\uace0,\n        \ud22c\uc790\uc728\uacfc \ub2e8\uba74\uc801\uc774 \ud074\uc218\ub85d \uac10\uc18c\ud55c\ub2e4.\n      <\/strong>\n    <\/div>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>9. \uc804\uae30\ud68c\ub85c\uc640 \uc790\uae30\ud68c\ub85c\uc758 \ub300\uc751<\/h2>\n\n  <div class=\"table-wrap\">\n\n    <table>\n\n      <thead>\n        <tr>\n          <th>\uc804\uae30\ud68c\ub85c<\/th>\n          <th>\uc790\uae30\ud68c\ub85c<\/th>\n        <\/tr>\n      <\/thead>\n\n      <tbody>\n\n        <tr>\n          <td><strong>Voltage V<\/strong><\/td>\n          <td>MMF \u2131<\/td>\n        <\/tr>\n\n        <tr>\n          <td><strong>Current I<\/strong><\/td>\n          <td>Flux \u03a6<\/td>\n        <\/tr>\n\n        <tr>\n          <td><strong>Resistance R<\/strong><\/td>\n          <td>Reluctance \u211c<\/td>\n        <\/tr>\n\n        <tr>\n          <td><strong>V = RI<\/strong><\/td>\n          <td>\u2131 = \u211c\u03a6<\/td>\n        <\/tr>\n\n      <\/tbody>\n\n    <\/table>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>10. \uc1c4\uad50\uc790\uc18d \u00b7 Flux Linkage<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \ucf54\uc77c\uc758 \uad8c\uc120\uc218 N\uacfc \uc790\uc18d \u03a6\uc758 \uacf1\uc744\n      \uc1c4\uad50\uc790\uc18d \u03bb\ub85c \uae30\ub85d\ud55c\ub2e4.\n    <\/p>\n\n    <div class=\"formula\">\n      \u03bb\n      =\n      N\u03a6\n    <\/div>\n\n    <p>\n      \uc790\uc18d\ubc00\ub3c4 \uad00\uacc4\ub97c \uc0ac\uc6a9\ud558\uba74\n    <\/p>\n\n    <div class=\"formula\">\n      \u03bb\n      =\n      NBA\n    <\/div>\n\n    <div class=\"formula\">\n      =\n      N\u03bcHA\n    <\/div>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>11. \uc1c4\uad50\uc790\uc18d\uacfc \uc804\ub958<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      H=Ni\/l\uc744 \ub300\uc785\ud558\uba74\n    <\/p>\n\n    <div class=\"formula\">\n      \u03bb\n      =\n      N \u03bc\n      (Ni\/l)\n      A\n    <\/div>\n\n    <div class=\"formula\">\n      =\n      \u03bcN\u00b2A\/l\n      \u00b7 i\n    <\/div>\n\n    <p>\n      \ub530\ub77c\uc11c \u03bb\ub294 \uc804\ub958 i\uc5d0 \ube44\ub840\ud55c\ub2e4.\n    <\/p>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>12. Inductance<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \uc6d0\ubcf8\uc5d0\uc11c\ub294 Inductance\ub97c\n      \uc1c4\uad50\uc790\uc18d\uacfc \uc804\ub958\uc758 \ubcc0\ud654\ube44\ub85c \uae30\ub85d\ud55c\ub2e4.\n    <\/p>\n\n    <div class=\"formula\">\n      L\n      =\n      \u0394\u03bb \/ \u0394i\n    <\/div>\n\n    <p>\n      \uc120\ud615 \uc601\uc5ed\uc5d0\uc11c\ub294\n    <\/p>\n\n    <div class=\"formula\">\n      \u03bb = Li\n    <\/div>\n\n    <p>\n      \uc774\uba70,\n    <\/p>\n\n    <div class=\"formula\">\n      L\n      =\n      \u03bcN\u00b2A\/l\n    <\/div>\n\n    <p>\n      \ub85c \uc815\ub9ac\ub41c\ub2e4.\n    <\/p>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>13. Inductance\uc640 Reluctance<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \u211c=l\/(\u03bcA)\ub97c \uc774\uc6a9\ud558\uba74\n      Inductance\ub294 \uc790\uae30\uc800\ud56d\uacfc \ub2e4\uc74c \uad00\uacc4\ub97c \uac00\uc9c4\ub2e4.\n    <\/p>\n\n    <div class=\"formula\">\n      L\n      =\n      N\u00b2\/\u211c\n    <\/div>\n\n    <div class=\"memory\">\n      <strong>\n        \uc790\uae30\uc800\ud56d \u211c\uac00 \ucee4\uc9c0\uba74\n        Inductance L\uc740 \uc791\uc544\uc9c4\ub2e4.\n      <\/strong>\n    <\/div>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>14. \uc790\uae30\ud3ec\ud654\uc640 \ube44\uc120\ud615\uc131<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \uc6d0\ubcf8\uc5d0\ub294 \uc804\ub958 i\uac00 \uc99d\uac00\ud558\uba74\uc11c\n      B \ub610\ub294 \u03bb\uac00 \uc99d\uac00\ud558\ub2e4\uac00\n      \ud3ec\ud654\ub418\ub294 \uace1\uc120\uc774 \uadf8\ub824\uc838 \uc788\ub2e4.\n    <\/p>\n\n    <pre>\n      \u03bb, B\n       \u2191\n       \u2502           _______\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\u2192 i\n               Saturation\n    <\/pre>\n\n    <p>\n      \ub530\ub77c\uc11c \ud3ec\ud654\uc601\uc5ed\uc5d0\uc11c\ub294\n      \u03bb\uc640 i\uc758 \uad00\uacc4\uac00 \uc120\ud615\uc774 \uc544\ub2c8\uba70\n      L\ub3c4 \uc77c\uc815\ud558\uc9c0 \uc54a\ub2e4.\n    <\/p>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>15. \uad8c\uc120\uc758 \uc804\uc555\ubc29\uc815\uc2dd<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \uad8c\uc120 \uc804\uc555\uc740 \uc800\ud56d\uc804\uc555\uacfc\n      \uc1c4\uad50\uc790\uc18d \ubcc0\ud654\uc5d0 \uc758\ud55c \uc720\ub3c4\uae30\uc804\ub825\uc73c\ub85c \uae30\ub85d\ud55c\ub2e4.\n    <\/p>\n\n    <div class=\"formula\">\n      V\n      =\n      Ri\n      +\n      emf\n    <\/div>\n\n    <div class=\"formula\">\n      V\n      =\n      Ri\n      +\n      d\u03bb\/dt\n    <\/div>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>16. \uc790\uae30\uc7a5\uc73c\ub85c \uc804\ub2ec\ub418\ub294 \uc5d0\ub108\uc9c0<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \uc800\ud56d\uc190\uc2e4\uc744 \uc81c\uc678\ud55c \uc804\uae30\uc5d0\ub108\uc9c0\ub294\n      \ub2e4\uc74c\uacfc \uac19\uc774 \uc815\ub9ac\ub41c\ub2e4.\n    <\/p>\n\n    <div class=\"formula\">\n      dW<sub>e<\/sub>\n      =\n      i(V-iR)dt\n    <\/div>\n\n    <p>\n      V-iR=d\u03bb\/dt \uc774\ubbc0\ub85c\n    <\/p>\n\n    <div class=\"formula\">\n      dW<sub>e<\/sub>\n      =\n      i\n      \u00b7\n      d\u03bb\/dt\n      \u00b7\n      dt\n    <\/div>\n\n    <div class=\"formula\">\n      =\n      i d\u03bb\n    <\/div>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>17. \uae30\uacc4\uc801 \ucd9c\ub825\uc774 \uc5c6\ub294 \uacbd\uc6b0<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \uc6b4\ub3d9\uc774 \uc5c6\uc5b4 \uae30\uacc4\uc5d0\ub108\uc9c0 \ubcc0\ud654\uac00 0\uc774\uba74\n    <\/p>\n\n    <div class=\"formula\">\n      dW<sub>m<\/sub> = 0\n    <\/div>\n\n    <p>\n      \uc804\uae30\uc5d0\ub108\uc9c0\ub294 \uc790\uae30\uc7a5 \uc5d0\ub108\uc9c0\ub85c \uc800\uc7a5\ub41c\ub2e4.\n    <\/p>\n\n    <div class=\"formula\">\n      dW<sub>e<\/sub>\n      =\n      dW<sub>f<\/sub>\n    <\/div>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>18. \uc790\uae30\uc7a5 \uc800\uc7a5\uc5d0\ub108\uc9c0<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \uc790\uae30\uc7a5\uc5d0 \uc800\uc7a5\ub418\ub294 \uc5d0\ub108\uc9c0\ub294\n    <\/p>\n\n    <div class=\"formula\">\n      W<sub>f<\/sub>\n      =\n      \u222b i d\u03bb\n    <\/div>\n\n    <p>\n      \uc120\ud615 \uc870\uac74\uc5d0\uc11c\n      \u03bb=Li \uc774\ubbc0\ub85c\n    <\/p>\n\n    <div class=\"formula\">\n      W<sub>f<\/sub>\n      =\n      1\/2 Li\u00b2\n    <\/div>\n\n    <p>\n      \ub610\ub294\n    <\/p>\n\n    <div class=\"formula\">\n      W<sub>f<\/sub>\n      =\n      \u03bb\u00b2\/(2L)\n    <\/div>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>19. \uc704\uce58\uc5d0 \ub530\ub978 Inductance<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \uacf5\uadf9\uc744 \ud1b5\ud574 \uace0\uc815\uc790\uc640 \uc6b4\ub3d9\uc790\uac00 \uad6c\uc131\ub418\uba74\n      \uc704\uce58 x\uc5d0 \ub530\ub77c \uc790\uae30\ud68c\ub85c\uc758 \ud615\uc0c1\uc774 \ubcc0\ud55c\ub2e4.\n    <\/p>\n\n    <div class=\"formula\">\n      L = L(x)\n    <\/div>\n\n    <p>\n      \uc774\uc5d0 \ub530\ub77c \uc790\uae30\uc7a5 \uc800\uc7a5\uc5d0\ub108\uc9c0\ub3c4\n      \uc704\uce58\uc758 \ud568\uc218\uac00 \ub41c\ub2e4.\n    <\/p>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>20. \uc804\uc790\uae30\ub825<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \uc6d0\ubcf8\uc5d0\uc11c\ub294 \uc6b4\ub3d9\uc790\uc5d0 \ubc1c\uc0dd\ud558\ub294 \ud798\uc744\n      Inductance\uc758 \uc704\uce58\ubcc0\ud654\uc640 \uc5f0\uacb0\ud55c\ub2e4.\n    <\/p>\n\n    <div class=\"formula\">\n      F<sub>m<\/sub>\n      =\n      1\/2 i\u00b2\n      \u00b7\n      \u2202L(x)\/\u2202x\n    <\/div>\n\n    <div class=\"memory\">\n      <strong>\n        \uc804\uc790\uae30\ub825\uc740\n        L(x)\uac00 \uc99d\uac00\ud558\ub294 \ubc29\ud5a5\uc73c\ub85c \uc791\uc6a9\ud55c\ub2e4\uace0 \uae30\ub85d\ud55c\ub2e4.\n      <\/strong>\n    <\/div>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>21. \uc790\uae30\uc800\ud56d\uacfc \ud798\uc758 \ubc29\ud5a5<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      L\uacfc \u211c\ub294 \ubc18\ube44\ub840\ud558\ubbc0\ub85c\n      L\uc774 \uc99d\uac00\ud558\ub294 \ubc29\ud5a5\uc740\n      \uc790\uae30\uc800\ud56d \u211c\uac00 \uac10\uc18c\ud558\ub294 \ubc29\ud5a5\uacfc \uc5f0\uacb0\ub41c\ub2e4.\n    <\/p>\n\n    <div class=\"formula\">\n      L \u2191\n      \u2194\n      \u211c \u2193\n    <\/div>\n\n    <div class=\"formula\">\n      \u211c\n      =\n      l\/(\u03bcA)\n    <\/div>\n\n    <p>\n      \uc6d0\ubcf8\uc5d0\uc11c\ub294 \uacf5\uadf9 \uae38\uc774\uac00 \uac10\uc18c\ud558\ub294 \ubc29\ud5a5\uc73c\ub85c\n      \ud798\uc774 \uc791\uc6a9\ud558\ub294 \ud750\ub984\uc744 \uae30\ub85d\ud55c\ub2e4.\n    <\/p>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>22. \ud68c\uc804\uae30\uacc4\uc758 Torque<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \ud68c\uc804\uae30\uacc4\uc5d0\uc11c\ub294 \uc704\uce58 x \ub300\uc2e0\n      \ud68c\uc804\uac01 \u03b8\ub97c \uc0ac\uc6a9\ud55c\ub2e4.\n    <\/p>\n\n    <div class=\"formula\">\n      T<sub>m<\/sub>\n      =\n      dW<sub>m<\/sub>\/d\u03b8\n    <\/div>\n\n    <p>\n      Inductance\uac00 \u03b8\uc758 \ud568\uc218\uc774\uba74\n    <\/p>\n\n    <div class=\"formula\">\n      T<sub>m<\/sub>\n      =\n      1\/2 i\u00b2\n      \u00b7\n      dL(\u03b8)\/d\u03b8\n    <\/div>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>23. \uc9c1\uc120 \uc6b4\ub3d9\ubc29\uc815\uc2dd<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \uae30\uacc4 \ubd80\ud558 \uc2dc\uc2a4\ud15c\uc5d0\uc11c\ub294\n      \uc9c1\uc120\uc6b4\ub3d9\uc744 Newton \ubc95\uce59\uc73c\ub85c \uae30\ub85d\ud55c\ub2e4.\n    <\/p>\n\n    <div class=\"formula\">\n      F = Ma\n    <\/div>\n\n    <div class=\"formula\">\n      F\n      =\n      M dv\/dt\n    <\/div>\n\n    <p>\n      \uc6d0\ubcf8\uc758 \uc6b4\ub3d9\uc790 \uadf8\ub9bc\uc5d0\uc11c\ub294\n      \uc804\uc790\uae30\ub825 F<sub>m<\/sub>\uacfc\n      \ubd80\ud558\ub825 F<sub>L<\/sub>\uc758 \ucc28\uc774\ub97c \uc0ac\uc6a9\ud55c\ub2e4.\n    <\/p>\n\n    <div class=\"formula\">\n      F<sub>net<\/sub>\n      =\n      F<sub>m<\/sub>\n      &#8211;\n      F<sub>L<\/sub>\n    <\/div>\n\n    <div class=\"formula\">\n      =\n      M dv\/dt\n    <\/div>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>24. \uc9c1\uc120\uc6b4\ub3d9\uc758 Power<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \uc9c1\uc120\uc6b4\ub3d9\uc758 \uae30\uacc4\uc801 \ucd9c\ub825\uc740\n      \ud798\uacfc \uc18d\ub3c4\uc758 \uacf1\uc73c\ub85c \uae30\ub85d\ud55c\ub2e4.\n    <\/p>\n\n    <div class=\"formula\">\n      P<sub>m<\/sub>\n      =\n      F<sub>net<\/sub> \u00b7 v\n    <\/div>\n\n    <p>\n      \ub2e8\uc704\uad00\uacc4\ub294\n    <\/p>\n\n    <div class=\"formula\">\n      N \u00b7 m\/s\n      =\n      W\n    <\/div>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>25. Work\uc640 Power<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \uc6d0\ubcf8\uc740 Work\uc640 Power\uc758 \ucc28\uc774\ub97c \ud45c\ub85c \uc815\ub9ac\ud55c\ub2e4.\n    <\/p>\n\n    <div class=\"table-wrap\">\n\n      <table>\n\n        <thead>\n          <tr>\n            <th>\ud56d\ubaa9<\/th>\n            <th>Power<\/th>\n            <th>Work<\/th>\n          <\/tr>\n        <\/thead>\n\n        <tbody>\n\n          <tr>\n            <td><strong>\ub2e8\uc704<\/strong><\/td>\n            <td>W<\/td>\n            <td>J<\/td>\n          <\/tr>\n\n          <tr>\n            <td><strong>\uc758\ubbf8<\/strong><\/td>\n            <td>\uc77c\uc744 \ud558\ub294 \uc18d\ub3c4<\/td>\n            <td>\uc218\ud589\ub41c \uc77c<\/td>\n          <\/tr>\n\n          <tr>\n            <td><strong>\uc9c1\uc120<\/strong><\/td>\n            <td>F\u00b7v<\/td>\n            <td>F\u00b7distance<\/td>\n          <\/tr>\n\n          <tr>\n            <td><strong>\ud68c\uc804<\/strong><\/td>\n            <td>T\u00b7\u03c9<\/td>\n            <td>T\u00b7\u03b8<\/td>\n          <\/tr>\n\n        <\/tbody>\n\n      <\/table>\n\n    <\/div>\n\n    <div class=\"formula\">\n      Power \u00d7 Time\n      =\n      Work\n    <\/div>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>26. \ud68c\uc804\uc6b4\ub3d9\uc758 Power<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \ud68c\uc804\uc6b4\ub3d9\uc5d0\uc11c\ub294\n      \uae30\uacc4\uc801 \ucd9c\ub825\uc774 Torque\uc640 \uac01\uc18d\ub3c4\uc758 \uacf1\uc774\ub2e4.\n    <\/p>\n\n    <div class=\"formula\">\n      P\n      =\n      T\u03c9\n    <\/div>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>27. \ud68c\uc804 \uc6b4\ub3d9\ubc29\uc815\uc2dd<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \ud68c\uc804\uc6b4\ub3d9\uc5d0\uc11c\ub294 \uc9c1\uc120\uc6b4\ub3d9\uc758 M \ub300\uc2e0\n      \uad00\uc131\ubaa8\uba58\ud2b8 J\ub97c \uc0ac\uc6a9\ud55c\ub2e4.\n    <\/p>\n\n    <div class=\"formula\">\n      T = J\u03b1\n    <\/div>\n\n    <p>\n      \uc804\ub3d9\uae30 Torque T<sub>M<\/sub>\uacfc\n      \ubd80\ud558 Torque T<sub>L<\/sub>\uc744 \uc0ac\uc6a9\ud558\uba74\n    <\/p>\n\n    <div class=\"formula\">\n      T<sub>net<\/sub>\n      =\n      T<sub>M<\/sub>\n      &#8211;\n      T<sub>L<\/sub>\n    <\/div>\n\n    <div class=\"formula\">\n      =\n      J\u03b1\n    <\/div>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>28. \uc815\uc0c1\uc18d\ub3c4 \uc870\uac74<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \uc77c\uc815\ud55c \uc18d\ub3c4\ub85c \ud68c\uc804\ud558\uba74\n      \uac01\uac00\uc18d\ub3c4 \u03b1\ub294 0\uc774\ub2e4.\n    <\/p>\n\n    <div class=\"formula\">\n      \u03b1 = 0\n    <\/div>\n\n    <p>\n      \ub530\ub77c\uc11c\n    <\/p>\n\n    <div class=\"formula\">\n      T<sub>M<\/sub>\n      =\n      T<sub>L<\/sub>\n    <\/div>\n\n    <div class=\"memory\">\n      <strong>\n        \uc815\uc0c1\uc18d\ub3c4 \uc6b4\uc804\uc5d0\uc11c\ub294\n        \uc804\ub3d9\uae30 Torque\uc640 \ubd80\ud558 Torque\uac00 \ud3c9\ud615\uc744 \uc774\ub8ec\ub2e4.\n      <\/strong>\n    <\/div>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>29. \uad00\uc131\ubaa8\uba58\ud2b8\uc758 \ub2e8\uc704<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \ud68c\uc804 \uc6b4\ub3d9\ubc29\uc815\uc2dd\n    <\/p>\n\n    <div class=\"formula\">\n      T = J\u03b1\n    <\/div>\n\n    <p>\n      \ub85c\ubd80\ud130\n      J\uc758 \ub2e8\uc704\ub97c \ud655\uc778\ud55c\ub2e4.\n    <\/p>\n\n    <div class=\"formula\">\n      [J]\n      =\n      N\u00b7m\u00b7s\u00b2\n    <\/div>\n\n    <p>\n      \uc6d0\ubcf8\uc5d0\uc11c\ub294 \uc774\ub97c \uc9c8\ub7c9\uacfc \uae38\uc774\ub85c \ubc14\uafb8\uc5b4\n    <\/p>\n\n    <div class=\"formula\">\n      [J]\n      =\n      kg\u00b7m\u00b2\n    <\/div>\n\n    <p>\n      \ub85c \uc815\ub9ac\ud55c\ub2e4.\n    <\/p>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>30. \uacb0\ud569\ub41c \ub450 \ud68c\uc804\uccb4<\/h2>\n\n  <div class=\"card\">\n\n    <p>\n      \ub9c8\uc9c0\ub9c9 \uc774\ubbf8\uc9c0\uc5d0\uc11c\ub294\n      Motor \uad00\uc131 J<sub>M<\/sub>\uacfc\n      Load \uad00\uc131 J<sub>L<\/sub>\uc774\n      Coupling\uc73c\ub85c \uc5f0\uacb0\ub41c \uad6c\uc870\ub97c \uadf8\ub9b0\ub2e4.\n    <\/p>\n\n    <pre>\n        Motor                   Load\n       \u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2510               \u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2510\n       \u2502 J_M  \u2502\u2500\u2500\u2500\u2500Coupling\u2500\u2500\u2500\u2502 J_L  \u2502\n       \u2514\u2500\u2500\u2500\u2500\u2500\u2500\u2518               \u2514\u2500\u2500\u2500\u2500\u2500\u2500\u2518\n          \u2502                       \u2502\n         T_M                     T_L\n    <\/pre>\n\n    <p>\n      \ub450 \ud68c\uc804\uccb4\uac00 \uac19\uc740 \uac01\uac00\uc18d\ub3c4\ub85c \uc6c0\uc9c1\uc774\uba74\n    <\/p>\n\n    <div class=\"formula\">\n      T<sub>M<\/sub>\n      &#8211;\n      T<sub>L<\/sub>\n      =\n      (J<sub>M<\/sub>+J<sub>L<\/sub>) \u03b1\n    <\/div>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>31. \uc804\uccb4 \uad00\uacc4<\/h2>\n\n  <div class=\"card\">\n\n    <pre>\n                    Electrical Input\n                         V , i\n                           \u2502\n                           \u25bc\n                     MMF  \u2131 = Ni\n                           \u2502\n                           \u25bc\n                   Magnetic Circuit\n                 \u2131 = \u211c\u03a6, \u211c=l\/(\u03bcA)\n                           \u2502\n                           \u25bc\n                     Magnetic Flux \u03a6\n                           \u2502\n                           \u25bc\n                  Flux Linkage \u03bb=N\u03a6\n                           \u2502\n                           \u25bc\n                       \u03bb = Li\n                           \u2502\n                           \u25bc\n                  Stored Magnetic Energy\n                     Wf = 1\/2 Li\u00b2\n                           \u2502\n             \u250c\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\u2510\n             \u25bc                           \u25bc\n       Linear Motion                Rotary Motion\n             \u2502                           \u2502\n             \u25bc                           \u25bc\n     Fm=1\/2 i\u00b2 dL\/dx          Tm=1\/2 i\u00b2 dL\/d\u03b8\n             \u2502                           \u2502\n             \u25bc                           \u25bc\n      Fm-FL=M dv\/dt           TM-TL=J\u03b1\n             \u2502                           \u2502\n             \u25bc                           \u25bc\n          P=Fv                        P=T\u03c9\n    <\/pre>\n\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <h2>32. \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>\uc6d0\ubcf8 \ub0b4\uc6a9<\/th>\n        <\/tr>\n      <\/thead>\n\n      <tbody>\n\n        <tr>\n          <td><strong>Motor<\/strong><\/td>\n          <td>\uc804\uae30 \u2192 \uc790\uae30\uacc4 \u2192 \uae30\uacc4 \uc5d0\ub108\uc9c0 \ubcc0\ud658<\/td>\n        <\/tr>\n\n        <tr>\n          <td><strong>\uc5d0\ub108\uc9c0<\/strong><\/td>\n          <td>dWe = dWf + dWm<\/td>\n        <\/tr>\n\n        <tr>\n          <td><strong>MMF<\/strong><\/td>\n          <td>\u2131 = Ni = \u222eH\u00b7dl<\/td>\n        <\/tr>\n\n        <tr>\n          <td><strong>Magnetic Field<\/strong><\/td>\n          <td>H = Ni\/l<\/td>\n        <\/tr>\n\n        <tr>\n          <td><strong>Flux Density<\/strong><\/td>\n          <td>B = \u03bcH<\/td>\n        <\/tr>\n\n        <tr>\n          <td><strong>Flux<\/strong><\/td>\n          <td>\u03a6 = BA<\/td>\n        <\/tr>\n\n        <tr>\n          <td><strong>Reluctance<\/strong><\/td>\n          <td>\u211c = l\/(\u03bcA)<\/td>\n        <\/tr>\n\n        <tr>\n          <td><strong>Magnetic Circuit<\/strong><\/td>\n          <td>\u2131 = \u211c\u03a6<\/td>\n        <\/tr>\n\n        <tr>\n          <td><strong>Flux Linkage<\/strong><\/td>\n          <td>\u03bb = N\u03a6<\/td>\n        <\/tr>\n\n        <tr>\n          <td><strong>Inductance<\/strong><\/td>\n          <td>L = \u03bcN\u00b2A\/l = N\u00b2\/\u211c<\/td>\n        <\/tr>\n\n        <tr>\n          <td><strong>Voltage Equation<\/strong><\/td>\n          <td>V = Ri + d\u03bb\/dt<\/td>\n        <\/tr>\n\n        <tr>\n          <td><strong>Magnetic Energy<\/strong><\/td>\n          <td>Wf = \u222bi d\u03bb = 1\/2 Li\u00b2<\/td>\n        <\/tr>\n\n        <tr>\n          <td><strong>Force<\/strong><\/td>\n          <td>Fm = 1\/2 i\u00b2 \u2202L\/\u2202x<\/td>\n        <\/tr>\n\n        <tr>\n          <td><strong>Torque<\/strong><\/td>\n          <td>Tm = 1\/2 i\u00b2 dL\/d\u03b8<\/td>\n        <\/tr>\n\n        <tr>\n          <td><strong>Linear Equation<\/strong><\/td>\n          <td>Fm-FL = M dv\/dt<\/td>\n        <\/tr>\n\n        <tr>\n          <td><strong>Rotational Equation<\/strong><\/td>\n          <td>TM-TL = J\u03b1<\/td>\n        <\/tr>\n\n        <tr>\n          <td><strong>Mechanical Power<\/strong><\/td>\n          <td>P=Fv, P=T\u03c9<\/td>\n        <\/tr>\n\n        <tr>\n          <td><strong>Inertia<\/strong><\/td>\n          <td>[J]=kg\u00b7m\u00b2<\/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\uc758\n      YouTube \uac15\uc758\ub098 \uc678\ubd80 \uc790\ub8cc\ub97c \uc0ac\uc6a9\ud558\uc9c0 \uc54a\uace0,\n      \ud398\uc774\uc9c0\uc5d0 \ud3ec\ud568\ub41c \uc77c\ubc18 \uc774\ubbf8\uc9c0 6\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      \uc774\ubbf8\uc9c0 1\uc740\n      Inductance,\n      \u03bb=N\u03a6,\n      L=\u03bcN\u00b2A\/l,\n      Reluctance\uc640\uc758 \ubc18\ube44\ub840 \uad00\uacc4,\n      \uc804\uc555\uc2dd V=Ri+d\u03bb\/dt,\n      \uc790\uae30\uc7a5 \uc800\uc7a5\uc5d0\ub108\uc9c0\n      Wf=1\/2 Li\u00b2\ub97c \uae30\ub85d\ud55c\ub2e4.\n\n      \uc774\ubbf8\uc9c0 2\ub294\n      MMF \u2131=Ni,\n      Ampere \ubc95\uce59,\n      H=Ni\/l,\n      \u03a6=BA,\n      \u2131=\u211c\u03a6,\n      \u211c=l\/(\u03bcA),\n      \u03bb\uc640 i\uc758 \ube44\uc120\ud615 \ud3ec\ud654\uad00\uacc4\ub97c \uae30\ub85d\ud55c\ub2e4.\n\n      \uc774\ubbf8\uc9c0 3\uc740\n      \uc804\ub3d9\uae30\uc758 \uc5d0\ub108\uc9c0\ubcc0\ud658,\n      dWe=dWf+dWm,\n      \uc790\uae30\ud68c\ub85c \uae30\ubcf8\uad00\uacc4\ub97c \ub2e4\uc2dc \uc815\ub9ac\ud55c\ub2e4.\n\n      \uc774\ubbf8\uc9c0 4\ub294\n      L(x)\uac00 \uc99d\uac00\ud558\ub294 \ubc29\ud5a5\uc758 \uc804\uc790\uae30\ub825,\n      Fm=1\/2 i\u00b2\u2202L\/\u2202x,\n      \ud68c\uc804\uae30\uacc4\uc758\n      Tm=1\/2 i\u00b2dL\/d\u03b8,\n      \uc9c1\uc120\uc6b4\ub3d9 \ubd80\ud558\uc2dd\uacfc P=Fv\ub97c \uae30\ub85d\ud55c\ub2e4.\n\n      \uc774\ubbf8\uc9c0 5\ub294\n      Work\uc640 Power,\n      \uc9c1\uc120\uc6b4\ub3d9 Fv,\n      \ud68c\uc804\uc6b4\ub3d9 T\u03c9,\n      Tnet=TM-TL=J\u03b1\ub97c \uae30\ub85d\ud55c\ub2e4.\n\n      \uc774\ubbf8\uc9c0 6\uc740\n      \uad00\uc131\ubaa8\uba58\ud2b8 J\uc758 \ub2e8\uc704,\n      Motor\uc640 Load\uc758 \ub450 \uad00\uc131\n      JM, JL\uac00 \uacb0\ud569\ub41c \uacbd\uc6b0\n      TM-TL=(JM+JL)\u03b1\ub97c \uae30\ub85d\ud55c\ub2e4.\n\n      \uc77c\ubd80 \uc190\ud544\uae30\uc5d0\uc11c\n      dWe, dWf, dWm \uae30\ud638\uc640 \ubd80\ud638\uac00 \uc218\uc815\ub41c \ud754\uc801\uc774 \uc788\uc73c\ubbc0\ub85c\n      \uba85\ud655\ud558\uac8c \uc77d\ud788\ub294 \ucd5c\uc885 \uc2dd\uc744 \uae30\uc900\uc73c\ub85c \ubc18\uc601\ud558\uc600\ub2e4.\n\n      Co-energy,\n      B-H Hysteresis,\n      Core Loss,\n      Eddy Current Loss,\n      Transformer Equivalent Circuit \ub4f1\uc758\n      \uc77c\ubc18 \uc790\uae30\ud68c\ub85c \uc774\ub860\uc740\n      \uc774\ubc88 \uc774\ubbf8\uc9c0\uc5d0 \uc9c1\uc811 \uc804\uac1c\ub418\uc5b4 \uc788\uc9c0 \uc54a\uc544\n      \ucd94\uac00\ud558\uc9c0 \uc54a\uc558\ub2e4.\n    <\/strong>\n  <\/div>\n\n\n  <!-- ================================================= -->\n  <div class=\"keywords\">\n    Magnetic Circuit,\n    Motor,\n    MMF,\n    Magnetomotive Force,\n    Magnetic Flux,\n    Flux Density,\n    Reluctance,\n    Permeability,\n    Flux Linkage,\n    Inductance,\n    Magnetic Energy,\n    Electromagnetic Force,\n    Torque,\n    Work,\n    Power,\n    Moment of Inertia\n  <\/div>\n\n<\/div>\n&#8220;`\n","protected":false},"excerpt":{"rendered":"<p>&#8220;`html \uc790\uae30\ud68c\ub85c \u00b7 \ubaa8\ud130 Magnetic Circuit \u00b7 MMF \u00b7 Magnetic Flux \u00b7 Reluctance \u00b7 Inductance \u00b7 Magnetic Energy \u00b7 Force \u00b7 Torque \u00b7 Inertia 1. \uc804\ub3d9\uae30\uc758 \uc5d0\ub108\uc9c0 \ubcc0\ud658 \uc6d0\ubcf8\uc5d0\uc11c\ub294 \uc804\ub3d9\uae30\ub97c \uc804\uae30\uc5d0\ub108\uc9c0\ub97c \uc790\uae30\uacc4\ub97c \uac70\uccd0 \uae30\uacc4\uc5d0\ub108\uc9c0\ub85c \ubcc0\ud658\ud558\ub294 \uc7a5\uce58\ub85c \uc815\ub9ac\ud55c\ub2e4. Electrical Energy \u2192 Magnetic System \u2192 Mechanical Energy \uc5d0\ub108\uc9c0 \uad00\uacc4\ub294 \ub2e4\uc74c\uacfc \uac19\uc774 \uae30\ub85d\ub418\uc5b4 \uc788\ub2e4. dWe = dWf + [&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":[1956,1748,1954,1953,1772,1955],"class_list":["post-8937","post","type-post","status-publish","format-standard","hentry","category-1185","tag-1956","tag-1748","tag-1954","tag-1953","tag-1772","tag-1955"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/now0930.pe.kr\/wordpress\/wp-json\/wp\/v2\/posts\/8937","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=8937"}],"version-history":[{"count":3,"href":"https:\/\/now0930.pe.kr\/wordpress\/wp-json\/wp\/v2\/posts\/8937\/revisions"}],"predecessor-version":[{"id":9734,"href":"https:\/\/now0930.pe.kr\/wordpress\/wp-json\/wp\/v2\/posts\/8937\/revisions\/9734"}],"wp:attachment":[{"href":"https:\/\/now0930.pe.kr\/wordpress\/wp-json\/wp\/v2\/media?parent=8937"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/now0930.pe.kr\/wordpress\/wp-json\/wp\/v2\/categories?post=8937"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/now0930.pe.kr\/wordpress\/wp-json\/wp\/v2\/tags?post=8937"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}