{"id":148498,"date":"2024-04-27T16:36:54","date_gmt":"2024-04-27T16:36:54","guid":{"rendered":"https:\/\/www.electricity-magnetism.org\/%ec%a0%84%eb%a0%a5-%eb%b3%80%ec%95%95%ea%b8%b0\/"},"modified":"2024-04-27T16:37:03","modified_gmt":"2024-04-27T16:37:03","slug":"%ec%a0%84%eb%a0%a5-%eb%b3%80%ec%95%95%ea%b8%b0","status":"publish","type":"post","link":"https:\/\/www.electricity-magnetism.org\/ko\/%ec%a0%84%eb%a0%a5-%eb%b3%80%ec%95%95%ea%b8%b0\/","title":{"rendered":"\uc804\ub825 \ubcc0\uc555\uae30"},"content":{"rendered":"

\uc774 \uae30\uc0ac\ub294 \uc804\ub825 \ubcc0\uc555\uae30\uc758 \uc791\ub3d9 \uc6d0\ub9ac\uc640 \uae30\ubcf8 \uad6c\uc870\ub97c \uc124\uba85\ud558\uba70, \uc2b9\uc555 \ubc0f \uac15\uc555 \ubcc0\uc555\uae30\uc758 \uae30\ub2a5\uacfc \uc804\uc790\uae30 \uc720\ub3c4 \ubc95\uce59\uc758 \uc911\uc694\uc131\uc5d0 \ub300\ud574 \ub2e4\ub8f9\ub2c8\ub2e4.<\/p>\n

\"\uc804\ub825<\/p>\n

\uc804\ub825 \ubcc0\uc555\uae30\uc758 \uc6d0\ub9ac<\/h2>\n

\uc77c\uc0c1\uc0dd\ud65c\uc5d0\uc11c \uc6b0\ub9ac\ub294 \ub2e4\uc591\ud55c \uc804\uae30 \uae30\uae30\ub97c \uc0ac\uc6a9\ud558\ub294\ub370, \uc774\ub54c \ud544\uc218\uc801\uc778 \uad6c\uc131 \uc694\uc18c \uc911 \ud558\ub098\uac00 \ubc14\ub85c \u2018\uc804\ub825 \ubcc0\uc555\uae30\u2019\uc785\ub2c8\ub2e4. \uc804\ub825 \ubcc0\uc555\uae30\ub294 \uc804\uae30 \uc5d0\ub108\uc9c0\ub97c \ud55c \uc804\uc555 \uc218\uc900\uc5d0\uc11c \ub2e4\ub978 \uc804\uc555 \uc218\uc900\uc73c\ub85c \ubcc0\ud658\uc2dc\ud0a4\ub294 \uc7a5\uce58\uc785\ub2c8\ub2e4. \uc774\ub294 \ubc88\uac1c\ub85c\ubd80\ud130 \uc6b0\ub9ac \uc9d1\uc758 \uc804\uae30 \ucf58\uc13c\ud2b8\uc5d0 \uc774\ub974\uae30\uae4c\uc9c0 \uc804\ub825 \uc2dc\uc2a4\ud15c\uc758 \ud575\uc2ec \uc5ed\ud560\uc744 \ud558\uba70, \uc804\uae30 \uc5d0\ub108\uc9c0\uc758 \ud6a8\uc728\uc801\uc778 \uc804\uc1a1\uacfc \ubc30\ubd84\uc5d0 \uc911\uc694\ud55c \uae30\ub2a5\uc744 \ud569\ub2c8\ub2e4.<\/p>\n

\ubcc0\uc555\uae30\uc758 \uae30\ubcf8 \uad6c\uc870<\/h2>\n

\ubcc0\uc555\uae30\uc5d0\ub294 \ud06c\uac8c \ub450 \uac00\uc9c0\uc758 \uc8fc\uc694 \uad6c\uc131 \uc694\uc18c\uac00 \uc788\uc2b5\ub2c8\ub2e4: \uccab \ubc88\uc9f8\ub294 \u2018\ucf54\uc5b4(core)\u2019\ub85c, \uc77c\ubc18\uc801\uc73c\ub85c \ucca0 \ub610\ub294 \ub2e4\ub978 \uc790\uc131 \uc7ac\ub8cc\ub85c \ub9cc\ub4e4\uc5b4\uc9c4 \uac83\uc73c\ub85c \uc804\uc790\uae30 \uc720\ub3c4 \ud604\uc0c1\uc744 \uc774\uc6a9\ud574 \uc790\uae30\uc7a5\uc744 \uc0dd\uc131\ud569\ub2c8\ub2e4. \ub450 \ubc88\uc9f8\ub294 \u2018\ucf54\uc77c(winding)\u2019\ub85c\uc11c, \ucf54\uc5b4 \uc8fc\uc704\ub97c \uac10\uc2fc \uc804\uc120\uc73c\ub85c \uad6c\uc131\ub418\uc5b4 \uc788\uc73c\uba70, \uc774\ub294 \uc8fc(primary) \ucf54\uc77c\uacfc \ubd80(secondary) \ucf54\uc77c\ub85c \ub098\ub20c \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc8fc \ucf54\uc77c\uc5d0 \uc804\ub958\ub97c \ud758\ub824\ubcf4\ub0b4\uba74 \ucf54\uc5b4\ub97c \ud1b5\ud574 \uc790\uae30\uc7a5\uc774 \uc0dd\uc131\ub418\uace0, \uc774 \uc790\uae30\uc7a5\uc740 \ub2e4\uc2dc \ubd80 \ucf54\uc77c\uc5d0\uc11c \uc804\uc555\uc744 \uc720\ub3c4\ud574\ub0c5\ub2c8\ub2e4.<\/p>\n

\ubcc0\uc555\uae30\uc758 \uc791\ub3d9 \uc6d0\ub9ac<\/h2>\n

\ubcc0\uc555\uae30\uc758 \ud575\uc2ec \uc6d0\ub9ac\ub294 \ub9c8\uc774\ud074 \ud328\ub7ec\ub370\uc774\uc758 ‘\uc804\uc790\uae30 \uc720\ub3c4 \ubc95\uce59’\uc5d0 \uae30\ubc18\uc744 \ub450\uace0 \uc788\uc2b5\ub2c8\ub2e4. \ubcc0\uc555\uae30 \ub0b4\uc758 \uc8fc \ucf54\uc77c\uc5d0 \uad50\ub958(AC) \uc804\uc555\uc744 \uac00\ud558\uba74 \uad50\ud658\ub418\ub294 \uc804\ub958\uac00 \ud750\ub974\uac8c \ub429\ub2c8\ub2e4. \uc774 \uc804\ub958\ub294 \uc8fc \ucf54\uc77c \uc8fc\uc704\uc5d0 \ubcc0\ud654\ud558\ub294 \uc790\uae30\uc7a5\uc744 \uc0dd\uc131\ud558\uace0 \uc774 \ubcc0\ud654\ud558\ub294 \uc790\uae30\uc7a5\uc740 \ucf54\uc5b4\ub97c \ud1b5\ud574 \ubd80 \ucf54\uc77c\uae4c\uc9c0 \uc804\ub2ec\ub429\ub2c8\ub2e4. \ubd80 \ucf54\uc77c\uc5d0\uc11c\ub294 \uc774 \ubcc0\ud654\ud558\ub294 \uc790\uae30\uc7a5\uc73c\ub85c \uc778\ud574 \uc804\uc555\uc774 \uc720\ub3c4\ub418\ub294\ub370, \uc774 \uacfc\uc815\uc774 ‘\uc804\uc790\uae30 \uc720\ub3c4’\uc785\ub2c8\ub2e4.<\/p>\n

\uc804\uc555\uc758 \ubcc0\ud658 \ube44\uc728\uc778 \ubcc0\uc555\ube44\ub294 \uc8fc \ucf54\uc77c\uacfc \ubd80 \ucf54\uc77c\uc758 \ucf54\uc77c \uc218(N)\uc758 \ube44\uc728\uc5d0 \uc758\ud574 \uacb0\uc815\ub429\ub2c8\ub2e4. \uc774\ub97c \uc218\ud559\uc801\uc73c\ub85c \ud45c\ud604\ud558\uba74, \ubd80 \ucf54\uc77c\uc758 \uc804\uc555(V2<\/sub>) \ub300 \uc8fc \ucf54\uc77c\uc758 \uc804\uc555(V1<\/sub>)\uc740 \ubd80 \ucf54\uc77c\uc758 \ucf54\uc77c \uc218(N2<\/sub>) \ub300 \uc8fc \ucf54\uc77c\uc758 \ucf54\uc77c \uc218(N1<\/sub>)\uc640 \uac19\ub2e4\ub294 \uac83\uc785\ub2c8\ub2e4.<\/p>\n

\n\\[ V_{2} \/ V_{1} = N_{2} \/ N_{1} \\]\n<\/p>\n

\uc989, \ubd80 \ucf54\uc77c\uc758 \ucf54\uc77c \uc218\uac00 \uc8fc \ucf54\uc77c\ubcf4\ub2e4 \ub9ce\uc73c\uba74, \ubd80 \ucf54\uc77c\ub85c \uc720\ub3c4\ub418\ub294 \uc804\uc555\uc740 \uc6d0\ub798\uc758 \uc8fc \ucf54\uc77c \uc804\uc555\ubcf4\ub2e4 \ub192\uc544\uc9c0\ub294 \u2018\uc2b9\uc555 \ubcc0\uc555\uae30\u2019\uac00 \ub429\ub2c8\ub2e4. \ubc18\ub300\ub85c \ubd80 \ucf54\uc77c\uc758 \ucf54\uc77c \uc218\uac00 \uc801\uc73c\uba74 \u2018\uac15\uc555 \ubcc0\uc555\uae30\u2019\uac00 \ub418\uc5b4 \uc720\ub3c4\ub418\ub294 \uc804\uc555\uc774 \ub0ae\uc544\uc9d1\ub2c8\ub2e4.<\/p>\n

\uc774\ub7ec\ud55c \ubcc0\ud658 \ud504\ub85c\uc138\uc2a4\ub294 \uc2e4\uc81c\ub85c \ub9e4\uc6b0 \ud6a8\uc728\uc801\uc73c\ub85c \uc77c\uc5b4\ub098\uba70, \ud604\ub300 \ubcc0\uc555\uae30\ub294 90% \uc774\uc0c1\uc758 \ub192\uc740 \ud6a8\uc728\uc744 \ubcf4\uc785\ub2c8\ub2e4. \uc774\ub294 \uc7a5\uac70\ub9ac \uc804\ub825 \uc804\uc1a1 \ubc0f \ubd84\ubc30\uc5d0\uc11c \uc804\ub825 \uc190\uc2e4\uc744 \ucd5c\uc18c\ud654 \ud558\ub294\ub370 \ub9e4\uc6b0 \uc911\uc694\ud569\ub2c8\ub2e4.<\/p>\n

\uc5d0\ub108\uc9c0 \uc190\uc2e4\uacfc \uadf8\uc5d0 \ub300\ud55c \ub300\ucc45<\/h2>\n

\ubcc0\uc555\uae30\uc758 \ub192\uc740 \ud6a8\uc728\uc5d0\ub3c4 \ubd88\uad6c\ud558\uace0, \uc77c\ubd80 \uc5d0\ub108\uc9c0 \uc190\uc2e4\uc774 \ubd88\uac00\ud53c\ud558\uac8c \ubc1c\uc0dd\ud569\ub2c8\ub2e4. \uc774 \uc190\uc2e4\uc740 \uc8fc\ub85c \ucf54\uc5b4\uc758 \ud788\uc2a4\ud14c\ub9ac\uc2dc\uc2a4 \uc190\uc2e4\uacfc \uc640\uc804\ub958 \uc190\uc2e4, \uadf8\ub9ac\uace0 \ucf54\uc77c\uc758 \uc800\ud56d\uc5d0 \uc758\ud55c \uad6c\ub9ac \uc190\uc2e4\ub85c \ub098\ub269\ub2c8\ub2e4. \ud788\uc2a4\ud14c\ub9ac\uc2dc\uc2a4 \uc190\uc2e4\uc740 \uc790\uae30\uc7a5\uc758 \ubc29\ud5a5 \ubcc0\ud654\uc5d0 \ub530\ub978 \ubaa8\uc591 \ubcc0\ud615 \uc2dc \uc18c\ube44\ub418\ub294 \uc5d0\ub108\uc9c0\uc774\uba70, \uc640\uc804\ub958 \uc190\uc2e4\uc740 \ucf54\uc5b4 \ub0b4\uc5d0\uc11c \uc790\uccb4\uc801\uc73c\ub85c \uc720\ub3c4\ub418\ub294 \uc804\ub958\ub85c \uc778\ud574 \ubc1c\uc0dd\ud569\ub2c8\ub2e4. \uad6c\ub9ac \uc190\uc2e4\uc740 \ucf54\uc77c\uc744 \ud1b5\uacfc\ud558\ub294 \uc804\ub958\uac00 \ucf54\uc77c \uc790\uccb4\uc758 \uc800\ud56d\uc744 \ub9cc\ub098 \uc5f4\ub85c \ubcc0\ud658\ub428\uc5d0 \ub530\ub978 \uac83\uc785\ub2c8\ub2e4.<\/p>\n

\uc774\ub7ec\ud55c \uc190\uc2e4\uc744 \ucd5c\uc18c\ud654\ud558\uae30 \uc704\ud574 \uc5d4\uc9c0\ub2c8\uc5b4\ub4e4\uc740 \uc5ec\ub7ec \uae30\uc220\uc744 \uc801\uc6a9\ud569\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, \ucf54\uc5b4\ub294 \ud2b9\uc218\ud55c \uc2e4\ub9ac\ucf58 \uac15\ud310\uc744 \uce35\uce35\uc774 \ubc30\uc5f4\ud558\uc5ec \uc640\uc804\ub958 \uc190\uc2e4\uc744 \uc904\uc774\uace0, \ucf54\uc77c\uc740 \uc800\ud56d\uc774 \ub0ae\uc740 \uace0\ub3c4\ub85c \uc21c\uc218\ud55c \uad6c\ub9ac\ub098 \uc54c\ub8e8\ubbf8\ub284\uc744 \uc0ac\uc6a9\ud558\uc5ec \uad6c\ub9ac \uc190\uc2e4\uc744 \uac10\uc18c\uc2dc\ud0b5\ub2c8\ub2e4. \ub610\ud55c, \ubcc0\uc555\uae30\uc758 \uc5f4 \uad00\ub9ac\ub97c \uc704\ud574 \ubc29\uc5f4 \uc2dc\uc2a4\ud15c\uc744 \uc124\uce58\ud558\uc5ec \ud6a8\uc728\uc131\uc744 \uc720\uc9c0\ud569\ub2c8\ub2e4.<\/p>\n

\ubcc0\uc555\uae30\uc758 \ud65c\uc6a9\uacfc \uc911\uc694\uc131<\/h2>\n

\ubcc0\uc555\uae30\ub294 \uc804\uae30\ub97c \uc6d0\ud65c\ud558\uac8c \uc804\ub2ec\ud558\uace0 \ubc30\ubd84\ud558\ub294\ub370 \ud544\uc218\uc801\uc778 \uc7a5\uce58\uc785\ub2c8\ub2e4. \uc790\ud0dd\uc5d0\uc11c\uc758 \uc791\uc740 \ubcc0\uc555\uae30\ubd80\ud130 \uc804\ub825 \uadf8\ub9ac\ub4dc\ub97c \ud1b5\ud55c \ub300\uaddc\ubaa8 \uc804\ub825 \ubcc0\ud658\uc5d0 \uc774\ub974\uae30\uae4c\uc9c0 \uad11\ubc94\uc704\ud558\uac8c \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \uc2e0\uc7ac\uc0dd \uc5d0\ub108\uc9c0\uc6d0\uc5d0\uc11c\uc758 \uc804\uae30 \ubcc0\ud658, \uc804\uae30 \uc790\ub3d9\ucc28 \ucda9\uc804 \uc2a4\ud14c\uc774\uc158, \uc758\ub8cc \uae30\uae30 \ub4f1 \ub2e4\uc591\ud55c \ubd84\uc57c\uc5d0\uc11c \uadf8 \uc911\uc694\uc131\uc740 \uacc4\uc18d\ud574\uc11c \uc99d\uac00\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n

\ud2b9\ud788, \uce5c\ud658\uacbd \uc5d0\ub108\uc9c0 \uc2dc\uc2a4\ud15c\uc758 \ud1b5\ud569\uc744 \uc704\ud574, \ubcc0\uc555\uae30\ub294 \ud0dc\uc591\uad11 \ubc1c\uc804\uc18c\ub098 \ud48d\ub825 \ubc1c\uc804\uc18c\uc5d0\uc11c \uc0dd\uc131\ub41c \uc5d0\ub108\uc9c0\ub97c \uc804\ub825\ub9dd\uc73c\ub85c \ud6a8\uc728\uc801\uc73c\ub85c \uc804\uc1a1\ud558\ub294 \ub370 \ud070 \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4. \uc5d0\ub108\uc9c0 \ud6a8\uc728\uc131\uc744 \ub192\uc774\uace0, \uc9c0\uc18d \uac00\ub2a5\ud55c \uc5d0\ub108\uc9c0 \uc774\uc6a9\uc744 \uc704\ud55c \ud601\uc2e0\uc801\uc778 \uc804\ub825 \uad00\ub9ac \uc194\ub8e8\uc158\uc758 \uad6c\uc131 \uc694\uc18c\ub85c\uc11c\uc758 \uc5ed\ud560\ub3c4 \ub9e1\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n

\uacb0\ub860<\/h2>\n

\uc804\ub825 \ubcc0\uc555\uae30\ub294 \ud604\ub300 \uc0ac\ud68c\uc5d0 \uc5c6\uc5b4\uc11c\ub294 \uc548 \ub420 \uc911\uc694\ud55c \ubc1c\uba85\ud488\uc785\ub2c8\ub2e4. \uad50\ub958 \uc804\ub958\uc758 \ud2b9\uc131\uc744 \ud65c\uc6a9\ud558\uc5ec \uc804\uc555\uc744 \ubcc0\ud658\uc2dc\ud0a4\ub294 \ubcc0\uc555\uae30\uc758 \uc6d0\ub9ac\ub294 \uc804\ub825 \uc2dc\uc2a4\ud15c\uc758 \ud6a8\uc728\uc131\uc744 \ud5a5\uc0c1\uc2dc\ud0a4\uace0, \uc5d0\ub108\uc9c0 \uc190\uc2e4\uc744 \ucd5c\uc18c\ud654\ud569\ub2c8\ub2e4. \uc774\ub97c \ud1b5\ud574 \uc6d0\uaca9 \uc9c0\uc5ed\uae4c\uc9c0 \uc548\uc815\uc801\uc73c\ub85c \uc804\ub825\uc744 \uacf5\uae09\ud560 \uc218 \uc788\uc73c\uba70, \uc2e0\uc7ac\uc0dd \uc5d0\ub108\uc9c0 \uc18c\uc2a4\uc758 \ubcf4\uae09 \ubc0f \uc0ac\uc6a9\uc744 \ub4b7\ubc1b\uce68\ud569\ub2c8\ub2e4. \uae30\uc220\uc758 \ubc1c\uc804\uacfc \ud568\uaed8 \ubcc0\uc555\uae30\uc758 \uc124\uacc4\uc640 \uc6b4\uc601 \ubc29\uc2dd\ub3c4 \uac1c\uc120\ub418\uace0 \uc788\uc73c\uba70, \uc774\ub294 \uc804 \uc138\uacc4\uc758 \uc5d0\ub108\uc9c0 \uc804\uc1a1\uacfc \ubd84\ubc30\uc5d0 \uc788\uc5b4\uc11c \uc5ec\uc804\ud788 \ube7c\ub193\uc744 \uc218 \uc5c6\ub294 \ud575\uc2ec\uc785\ub2c8\ub2e4. \uc774\ub807\uac8c \ubcc0\uc555\uae30\ub294 \uc6b0\ub9ac\uac00 \ub354 \ud6a8\uc728\uc801\uc774\uace0, \ub354 \uce5c\ud658\uacbd\uc801\uc774\uba70, \ub354 \uc5f0\uacb0\ub41c \uc138\uacc4\ub85c \ub098\uc544\uac00\ub294 \ub370 \ud544\uc218\uc801\uc778 \uc5ed\ud560\uc744 \ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"

\uc774 \uae30\uc0ac\ub294 \uc804\ub825 \ubcc0\uc555\uae30\uc758 \uc791\ub3d9 \uc6d0\ub9ac\uc640 \uae30\ubcf8 \uad6c\uc870\ub97c \uc124\uba85\ud558\uba70, \uc2b9\uc555 \ubc0f \uac15\uc555 \ubcc0\uc555\uae30\uc758 \uae30\ub2a5\uacfc \uc804\uc790\uae30 \uc720\ub3c4 \ubc95\uce59\uc758 \uc911\uc694\uc131\uc5d0 \ub300\ud574 \ub2e4\ub8f9\ub2c8\ub2e4.<\/p>\n","protected":false},"author":1,"featured_media":186130,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_generate-full-width-content":"","footnotes":""},"categories":[88],"tags":[89],"class_list":["post-148498","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-88","tag-89","generate-columns","tablet-grid-50","mobile-grid-100","grid-parent","grid-50"],"yoast_head":"\n\uc804\ub825 \ubcc0\uc555\uae30 | \uc791\ub3d9 \ubc29\uc2dd, \uc751\uc6a9 \ud504\ub85c\uadf8\ub7a8 \ubc0f \uc7a5\uc810<\/title>\n<meta name=\"description\" content=\"\uc774 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