{"id":148007,"date":"2024-04-27T15:26:12","date_gmt":"2024-04-27T15:26:12","guid":{"rendered":"https:\/\/www.electricity-magnetism.org\/%ec%9c%a0%eb%8f%84-%eb%8d%b0%ec%9d%b4%ed%84%b0-%ec%a0%84%ec%86%a1-%ec%8b%9c%ec%8a%a4%ed%85%9c\/"},"modified":"2024-04-27T15:26:13","modified_gmt":"2024-04-27T15:26:13","slug":"%ec%9c%a0%eb%8f%84-%eb%8d%b0%ec%9d%b4%ed%84%b0-%ec%a0%84%ec%86%a1-%ec%8b%9c%ec%8a%a4%ed%85%9c","status":"publish","type":"post","link":"https:\/\/www.electricity-magnetism.org\/ko\/%ec%9c%a0%eb%8f%84-%eb%8d%b0%ec%9d%b4%ed%84%b0-%ec%a0%84%ec%86%a1-%ec%8b%9c%ec%8a%a4%ed%85%9c\/","title":{"rendered":"\uc720\ub3c4 \ub370\uc774\ud130 \uc804\uc1a1 \uc2dc\uc2a4\ud15c"},"content":{"rendered":"

\uc720\ub3c4 \ub370\uc774\ud130 \uc804\uc1a1 \uc2dc\uc2a4\ud15c \uae30\ucd08\ub97c \uc18c\uac1c\ud569\ub2c8\ub2e4: \uc804\uc790\uae30 \uc720\ub3c4 \uc6d0\ub9ac\ub85c \uc791\ub3d9\ud558\ub294 \ubb34\uc120\ud1b5\uc2e0 \ubc29\uc2dd\uacfc \ub370\uc774\ud130 \uc2e0\ud638 \ubcc0\ud658 \uacfc\uc815\uc744 \uc54c\uc544\ubcf4\uc138\uc694.<\/p>\n

\"\uc720\ub3c4<\/p>\n

\uc720\ub3c4 \ub370\uc774\ud130 \uc804\uc1a1 \uc2dc\uc2a4\ud15c\uc758 \uae30\ucd08<\/h2>\n

\ud604\ub300 \uae30\uc220\uc758 \ud575\uc2ec \uc694\uc18c \uc911 \ud558\ub098\ub294 \ub370\uc774\ud130 \uc804\uc1a1\uc785\ub2c8\ub2e4. \uc720\ub3c4 \ub370\uc774\ud130 \uc804\uc1a1 \uc2dc\uc2a4\ud15c(inductive data transmission system)\uc740 \uc804\uae30\uc640 \uc790\uae30\ub97c \uc774\uc6a9\ud574 \ub370\uc774\ud130\ub97c \ubb34\uc120\uc73c\ub85c \uc804\uc1a1\ud558\ub294 \ubc29\ubc95 \uc911 \ud558\ub098\uc785\ub2c8\ub2e4. \uc774 \uc2dc\uc2a4\ud15c\uc740 \uc804\uc790\uae30 \uc720\ub3c4 \uc6d0\ub9ac\ub97c \uae30\ubc18\uc73c\ub85c \ud558\uba70, \ucda9\uc804\uae30, \uc2a4\ub9c8\ud2b8\uce74\ub4dc, RFID(Radio Frequency Identification) \ud0dc\uadf8\uc640 \uac19\uc740 \ub2e4\uc591\ud55c \uc7a5\uce58\uc5d0\uc11c \ub110\ub9ac \uc0ac\uc6a9\ub418\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n

\uc804\uc790\uae30 \uc720\ub3c4\uc758 \uae30\ubcf8 \uc6d0\ub9ac<\/h2>\n

\uc720\ub3c4 \ub370\uc774\ud130 \uc804\uc1a1 \uc2dc\uc2a4\ud15c\uc744 \uc774\ud574\ud558\uae30 \uc704\ud574\uc11c\ub294 \uba3c\uc800 \uc804\uc790\uae30 \uc720\ub3c4(electromagnetic induction)\uc5d0 \ub300\ud55c \uae30\ubcf8 \uac1c\ub150\uc744 \uc54c \ud544\uc694\uac00 \uc788\uc2b5\ub2c8\ub2e4. \uc804\uc790\uae30 \uc720\ub3c4\ub294 \uc790\uae30\uc7a5 \ub0b4\uc5d0\uc11c \uc804\uae30 \uc804\ub3c4\uccb4\uc758 \uc704\uce58\uac00 \ubcc0\ud558\uac70\ub098 \uc790\uae30\uc7a5 \uc790\uccb4\uac00 \uc2dc\uac04\uc5d0 \ub530\ub77c \ubcc0\ud560 \ub54c \uc804\ub958\uac00 \uc720\ub3c4\ub41c\ub2e4\ub294 \uac1c\ub150\uc785\ub2c8\ub2e4. \uc774 \ud604\uc0c1\uc740 1831\ub144 \ub9c8\uc774\ud074 \ud328\ub7ec\ub370\uc774(Michael Faraday)\uc5d0 \uc758\ud574 \ubc1c\uacac\ub418\uc5c8\uc2b5\ub2c8\ub2e4.<\/p>\n

\ud328\ub7ec\ub370\uc774\uc758 \ubc95\uce59(Faraday’s law of electromagnetic induction)\uc5d0 \ub530\ub974\uba74, \uc804\ub3c4\uccb4\ub97c \uad00\ud1b5\ud558\ub294 \uc790\uae30\uc7a5\uc758 \ubcc0\ud654\uc728\uc740 \uadf8 \uc548\uc5d0 \uc720\ub3c4 \uc804\uc555\uc744 \uc0dd\uc131\ud569\ub2c8\ub2e4. \uc218\ud559\uc801\uc73c\ub85c \uc774\ub97c \ud45c\ud604\ud558\uba74 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:<\/p>\n

\\[ EMF = -N * \\frac {d\\Phi_B}{dt} \\]<\/p>\n

\uc5ec\uae30\uc11c EMF<\/i>(Electromotive Force, \uc720\ub3c4\ub41c \uc804\uc555)\ub294 \uc804\ub3c4\uccb4\uc5d0 \uc720\ub3c4\ub41c \uc804\uae30\uc801 \uc7a5\ub825\uc744, N<\/i>\uc740 \ucf54\uc77c\uc758 \uad8c\uc218\ub97c, d\u03a6B<\/sub>\/dt<\/i>\ub294 \uc2dc\uac04 t<\/i>\uc5d0 \ub530\ub978 \uc790\uae30 \ud50c\ub7ed\uc2a4(magnetic flux)\uc758 \ubcc0\ud654\uc728\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4.<\/p>\n

\uc720\ub3c4 \ub370\uc774\ud130 \uc804\uc1a1\uc5d0 \ud544\uc694\ud55c \uad6c\uc131 \uc694\uc18c<\/h2>\n

\uc720\ub3c4 \ub370\uc774\ud130 \uc804\uc1a1 \uc2dc\uc2a4\ud15c\uc758 \uc8fc\uc694 \uad6c\uc131 \uc694\uc18c\ub294 \ubc1c\uc2e0\uae30(transmitter)\uc640 \uc218\uc2e0\uae30(receiver)\uc785\ub2c8\ub2e4. \ubc1c\uc2e0\uae30\ub294 \ub370\uc774\ud130\ub97c \uc804\uc790\uae30 \uc2e0\ud638\ub85c \ubcc0\ud658\ud558\uace0 \ucf54\uc77c\uc5d0 \uc804\ub958\ub97c \uc778\uac00\ud568\uc73c\ub85c\uc368 \uc790\uae30\uc7a5\uc744 \uc0dd\uc131\ud569\ub2c8\ub2e4. \uc774\ub807\uac8c \uc0dd\uc131\ub41c \uc790\uae30\uc7a5\uc740 \uc218\uc2e0\uae30\uc5d0 \uc124\uce58\ub41c \ucf54\uc77c\uacfc \uc0c1\ud638 \uc791\uc6a9\ud558\uc5ec \ubcc0\ud654\ud558\ub294 \uc790\uae30\uc7a5\uc744 \uacbd\ud5d8\ud558\uac8c \ub9cc\ub4e4\uace0, \uc774\ub294 \uc218\uc2e0\uae30 \ucf54\uc77c\uc5d0 \uc804\uc555\uc744 \uc720\ub3c4\ud558\uc5ec \ub370\uc774\ud130 \uc2e0\ud638\ub85c \ubcc0\ud658\ub429\ub2c8\ub2e4.<\/p>\n

\uc804\uc1a1\ub418\ub294 \ub370\uc774\ud130\uc758 \uc885\ub958\uc640 \uc804\uc1a1 \uac70\ub9ac\uc5d0 \ub530\ub77c \ucf54\uc77c\uc758 \ud06c\uae30, \ubaa8\uc591, \uad8c\uc218, \uadf8\ub9ac\uace0 \uc0ac\uc6a9\ub418\ub294 \ubb3c\uc9c8\uc774 \ub2ec\ub77c\uc9d1\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, \uc2a4\ub9c8\ud2b8\uce74\ub4dc\uc5d0\uc11c \uc0ac\uc6a9\ub418\ub294 \ucf54\uc77c\uacfc \uc804\uae30 \uc790\ub3d9\ucc28\uc758 \ubb34\uc120 \ucda9\uc804\uc5d0 \uc0ac\uc6a9\ub418\ub294 \ucf54\uc77c\uc740 \ud06c\uae30\uc640 \ud615\ud0dc\uac00 \ub9e4\uc6b0 \ub2e4\ub985\ub2c8\ub2e4. \ub610\ud55c \ub370\uc774\ud130 \uc804\uc1a1 \ud6a8\uc728\uc744 \ucd5c\uc801\ud654\ud558\uae30 \uc704\ud574 \uc804\uc1a1 \uc8fc\ud30c\uc218\uc640 \ucf54\uc77c\uc758 \uc804\uae30\uc801 \ud2b9\uc131\uc744 \uc870\uc815\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n

\ub370\uc774\ud130 \uc804\uc1a1 \uc18d\ub3c4\ub294 \uc0ac\uc6a9\ub418\ub294 \uae30\uc220\uacfc \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc5d0 \ub530\ub77c \ub2e4\uc591\ud558\uba70, RFID \uc2dc\uc2a4\ud15c \uac19\uc740 \ub2e8\uc21c\ud55c \ud0dc\uadf8\uc5d0\uc11c\ubd80\ud130 \uace0\uc18d\uc758 \ubb34\uc120 \ucda9\uc804 \uc2dc\uc2a4\ud15c\uc5d0 \uc774\ub974\uae30\uae4c\uc9c0 \ub2e4\uc591\ud569\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uc2dc\uc2a4\ud15c\uc758 \uc124\uacc4\uc640 \uad6c\ud604\uc740 \uc804\uc790\uae30 \uc720\ub3c4 \uc6d0\ub9ac\uc640 \uc804\uae30 \uacf5\ud559\uc758 \uae30\ubcf8\uc5d0 \uae30\ubc18\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n

\uc720\ub3c4 \ub370\uc774\ud130 \uc804\uc1a1\uc758 \uc2e4\uc81c \uc801\uc6a9 \uc0ac\ub840<\/h2>\n

\uc720\ub3c4 \ub370\uc774\ud130 \uc804\uc1a1 \uae30\uc220\uc740 \uc77c\uc0c1 \uc0dd\ud65c\uc5d0\uc11c \uc5ec\ub7ec \ubc29\uc2dd\uc73c\ub85c \uc801\uc6a9\ub418\uace0 \uc788\uc2b5\ub2c8\ub2e4. \ub300\ud45c\uc801\uc778 \uc608\ub294 \uc2a4\ub9c8\ud2b8\ud3f0 \ubb34\uc120 \ucda9\uc804\uae30\uc785\ub2c8\ub2e4. \uc774 \ucda9\uc804\uae30\ub4e4\uc740 \ucf54\uc77c\uc744 \uc0ac\uc6a9\ud558\uc5ec \uc804\uc790\uae30\uc7a5\uc744 \uc0dd\uc131\ud558\uace0 \uc774\ub97c \ud1b5\ud574 \ucda9\uc804 \ub300\uc0c1 \uc2a4\ub9c8\ud2b8\ud3f0 \ub0b4\uc758 \ucf54\uc77c\uc5d0 \uc804\ub958\ub97c \uc720\ub3c4\ud558\uc5ec \ubc30\ud130\ub9ac\ub97c \ucda9\uc804\ud569\ub2c8\ub2e4. \ub610\ud55c, \uc758\ub8cc \ubd84\uc57c\uc5d0\uc11c\ub294 \uccb4\ub0b4 \uc0bd\uc785\ub41c \uc758\ub8cc \uae30\uae30\uc758 \ubc30\ud130\ub9ac\ub97c \ubb34\uc120\uc73c\ub85c \ucda9\uc804\ud558\ub294 \uc6a9\ub3c4\ub85c\ub3c4 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n

\uc288\ud37c\ub9c8\ucf13 \uccb4\ud06c\uc544\uc6c3\uc5d0\uc11c\uc758 RFID \uae30\uc220 \ud65c\uc6a9\uc744 \ubcfc \uc218\ub3c4 \uc788\uc2b5\ub2c8\ub2e4. \uc0c1\ud488\uc5d0 \ubd80\ucc29\ub41c RFID \ud0dc\uadf8\ub294 \uc9c0\ub098\uac00\ub294 \ub3d9\uc548 \uc815\ubcf4\ub97c \ubb34\uc120\uc73c\ub85c \uc2a4\uce90\ub108\uc5d0 \uc804\uc1a1\ud558\uc5ec, \uacb0\uc81c \ubc0f \uc7ac\uace0 \uad00\ub9ac\ub97c \uc2e0\uc18d\ud558\uac8c \uc218\ud589\ud560 \uc218 \uc788\ub3c4\ub85d \ud569\ub2c8\ub2e4. \uc774 \uacbd\uc6b0, \uc720\ub3c4 \ub370\uc774\ud130 \uc804\uc1a1 \uae30\uc220\uc740 \ud6a8\uc728\uc131\uacfc \uc18d\ub3c4 \uce21\uba74\uc5d0\uc11c \ud070 \uc774\uc775\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/p>\n

\uc720\ub3c4 \ub370\uc774\ud130 \uc804\uc1a1\uc758 \ud55c\uacc4\uc640 \ubbf8\ub798 \uc804\ub9dd<\/h2>\n

\uc720\ub3c4 \ub370\uc774\ud130 \uc804\uc1a1 \uae30\uc220\uc740 \ub450 \ucf54\uc77c \uac04\uc758 \uac70\ub9ac\uac00 \uac00\uae4c\uc6b8\uc218\ub85d \ub354 \ud6a8\uc728\uc801\uc73c\ub85c \uc791\ub3d9\ud569\ub2c8\ub2e4. \uc774\ub294 \uac70\ub9ac\uac00 \uba40\uc5b4\uc9c8\uc218\ub85d \uc804\uc1a1 \ud6a8\uc728\uc774 \uac10\uc18c\ud558\ub294 \ud55c\uacc4\ub85c \uc774\uc5b4\uc9d1\ub2c8\ub2e4. \uae30\uc220\uc758 \ubc1c\uc804\uc73c\ub85c \uc804\uc1a1 \uac70\ub9ac\uc640 \ud6a8\uc728\uc744 \ub3d9\uc2dc\uc5d0 \ud5a5\uc0c1\uc2dc\ud0a4\ub824\ub294 \uc5f0\uad6c\uac00 \ud65c\ubc1c\ud788 \uc9c4\ud589 \uc911\uc785\ub2c8\ub2e4.<\/p>\n

\ub610\ud55c, \uc5ec\ub7ec \uae30\uae30\ub4e4\uc774 \ub3d9\uc2dc\uc5d0 \ub3d9\uc77c\ud55c \uc8fc\ud30c\uc218 \ubc94\uc704\uc5d0\uc11c \uc791\ub3d9\ud560 \ub54c \uac04\uc12d \ud604\uc0c1\uc774 \ubc1c\uc0dd\ud560 \uc218 \uc788\uc73c\ubbc0\ub85c, \uc8fc\ud30c\uc218 \uad00\ub9ac\uc640 \uac04\uc12d \ubc29\uc9c0 \uae30\uc220\ub3c4 \uc911\uc694\ud55c \uc5f0\uad6c \uc8fc\uc81c\uc785\ub2c8\ub2e4. \ubbf8\ub798\uc5d0\ub294 \ubcf4\ub2e4 \uc815\uad50\ud55c \uc804\uc1a1 \uae30\uc220\uacfc \ub354 \ub113\uc740 \ub300\uc5ed\ud3ed\uc744 \ud65c\uc6a9\ud558\uc5ec \ub370\uc774\ud130 \uc804\uc1a1 \uc18d\ub3c4\ub97c \ud5a5\uc0c1\uc2dc\ud0a4\uace0, \ub2e4\uc591\ud55c \uae30\uae30\uac04\uc758 \uac04\uc12d \uc5c6\ub294 \uc18c\ud1b5\uc774 \uac00\ub2a5\ud560 \uac83\uc73c\ub85c \uae30\ub300\ub429\ub2c8\ub2e4.<\/p>\n

\ucd5c\uc885\uc801\uc73c\ub85c, \uc720\ub3c4 \ub370\uc774\ud130 \uc804\uc1a1 \uae30\uc220\uc740 \uc0ac\ubb3c\uc778\ud130\ub137(IoT)\uc758 \ud655\uc7a5\uacfc \ud568\uaed8 \ub354\uc6b1 \uc911\uc694\ud574\uc9c8 \uac83\uc785\ub2c8\ub2e4. \ubb34\uc120 \uc5d0\ub108\uc9c0 \uc804\uc1a1\uacfc \ub370\uc774\ud130 \uad50\ud658\uc740 \uc2a4\ub9c8\ud2b8 \ud648, \uc2a4\ub9c8\ud2b8 \uc2dc\ud2f0, \uc2a4\ub9c8\ud2b8 \ud329\ud1a0\ub9ac \ub4f1 \ub2e4\uc591\ud55c \ubd84\uc57c\uc5d0\uc11c \ud575\uc2ec\uc801\uc778 \uc5ed\ud560\uc744 \ud558\uac8c \ub420 \uc608\uc815\uc785\ub2c8\ub2e4.<\/p>\n

\uacb0\ub860<\/h2>\n

\uc720\ub3c4 \ub370\uc774\ud130 \uc804\uc1a1 \uc2dc\uc2a4\ud15c\uc740 \uc804\uc790\uae30 \uc720\ub3c4 \uc6d0\ub9ac\ub97c \ud65c\uc6a9\ud558\uc5ec \ubb3c\ub9ac\uc801\uc778 \uc5f0\uacb0 \uc5c6\uc774 \ub370\uc774\ud130\ub97c \uc804\uc1a1\ud558\ub294 \ud601\uc2e0\uc801\uc778 \uae30\uc220\uc785\ub2c8\ub2e4. \uc6b0\ub9ac\uac00 \uc0ac\uc6a9\ud558\ub294 \uc5ec\ub7ec \uc7a5\uce58\ub4e4\uc5d0\uc11c \uc774\ubbf8 \ub110\ub9ac \uc0ac\uc6a9\ub418\uace0 \uc788\uc73c\uba70, \ud6a8\uc728\uc131\uacfc \ud3b8\ub9ac\ud568\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \ub514\uc790\uc778\uacfc \uad6c\ud604\uc740 \ud328\ub7ec\ub370\uc774\uc758 \uc804\uc790\uae30 \uc720\ub3c4 \ubc95\uce59\uc5d0 \uadfc\uac70\ud558\uc5ec, \ubc1c\uc2e0\uae30\uc640 \uc218\uc2e0\uae30 \uac04\uc758 \ucd5c\uc801\uc758 \uc804\ub825 \uc804\uc1a1\uc744 \ub2ec\uc131\ud558\ub3c4\ub85d \uc124\uacc4\ub418\uc5b4\uc57c \ud569\ub2c8\ub2e4. \ubbf8\ub798 \uae30\uc220 \ubc1c\uc804\uc5d0 \ub530\ub77c \uc720\ub3c4 \ub370\uc774\ud130 \uc804\uc1a1 \uc2dc\uc2a4\ud15c\uc740 \ub354\uc6b1 \ubc1c\uc804\ub41c \ud615\ud0dc\ub85c \uc6b0\ub9ac \uc0dd\ud65c \uacf3\uacf3\uc5d0 \ud1b5\ud569\ub418\uc5b4, \ubb34\uc120\uc73c\ub85c \ub370\uc774\ud130\uc640 \uc804\ub825\uc744 \uad50\ud658\ud558\ub294 \uc0c8\ub85c\uc6b4 \uc2dc\ub300\ub97c \uc5f4\uc5b4\uac08 \uac83\uc785\ub2c8\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"

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