{"id":2493,"date":"2026-02-12T12:27:21","date_gmt":"2026-02-12T04:27:21","guid":{"rendered":"https:\/\/www.pandaexo.com\/high-voltage-systems-in-electric-cars-a-beginners-guide-to-the-future-of-power\/"},"modified":"2026-04-01T11:03:47","modified_gmt":"2026-04-01T03:03:47","slug":"high-voltage-systems-in-electric-cars-a-beginners-guide-to-the-future-of-power","status":"publish","type":"post","link":"https:\/\/www.pandaexo.com\/ko\/high-voltage-systems-in-electric-cars-a-beginners-guide-to-the-future-of-power\/","title":{"rendered":"\uc804\uae30\ucc28\uc758 \uace0\uc804\uc555 \uc2dc\uc2a4\ud15c: \ubbf8\ub798 \uc804\ub825\uc758 \ucd08\ubcf4\uc790 \uac00\uc774\ub4dc"},"content":{"rendered":"

\uc790\ub3d9\ucc28 \ubc30\ud130\ub9ac\ub97c \uc0dd\uac01\ud558\uba74, \uc804\ud1b5\uc801\uc778 \uc5d4\uc9c4\uc744 \uc2dc\ub3d9\ud558\uace0 \ud5e4\ub4dc\ub77c\uc774\ud2b8\ub97c \ubc1d\ud788\ub294 12V \ub0a9\uc0b0 \ubc30\ud130\ub9ac\ub97c \ub5a0\uc62c\ub9b4 \uac83\uc785\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \uc804\uae30 \uc790\ub3d9\ucc28(EV)\uc5d0\uc11c\ub294 \uadf8 12V \ubc30\ud130\ub9ac\ub294 \ub2e8\uc9c0 \uc791\uc740 \uc870\uc5f0\uc5d0 \ubd88\uacfc\ud569\ub2c8\ub2e4. \uc9c4\uc9dc \ud798\ub4e0 \uc77c\uc740 \uace0\uc804\uc555(HV) \uc2dc\uc2a4\ud15c<\/strong>\uc774 \ub2f4\ub2f9\ud569\ub2c8\ub2e4. \uc774 \uc815\uad50\ud55c \ub124\ud2b8\uc6cc\ud06c\ub294 \uc218\ubc31 \ubcfc\ud2b8\ub97c \uad00\ub9ac\ud558\uc5ec \ub2e4\uc911 \ud1a4\uc758 \ucc28\ub7c9\uc744 \uace0\uc18d\ub3c4\ub85c \uc18d\ub3c4\ub85c \ucd94\uc9c4\ud569\ub2c8\ub2e4.<\/p>\n

\uace0\uc804\uc555 \uc2dc\uc2a4\ud15c\uc774 \uc5b4\ub5bb\uac8c \uc791\ub3d9\ud558\ub294\uc9c0 \uc774\ud574\ud558\ub294 \uac83\uc740, \ud50c\ub9ac\ud2b8 \ub9e4\ub2c8\uc800, \uc778\ud504\ub77c \uac1c\ubc1c\uc790, \ud639\uc740 \uad81\uae08\ud55c \uc6b4\uc804\uc790 \ub4f1 EV \ubd84\uc57c\uc5d0 \uc9c4\uc785\ud558\ub294 \ub204\uad6c\uc5d0\uac8c\ub098 \ud544\uc218\uc801\uc785\ub2c8\ub2e4. \uc774 \uac00\uc774\ub4dc\ub294 \uadf8 \ub3d9\ub825 \ub4a4\uc5d0 \uc228\uc740 \uacf5\ud559\uc801 \uc6d0\ub9ac\uc640 \uadf8\uac83\uc774 \uc65c \ucc28\uc138\ub300 \uad50\ud1b5\uc758 \ud575\uc2ec\uc778\uc9c0 \uc124\uba85\ud569\ub2c8\ub2e4.<\/p>\n

\n

EV\uc5d0\uc11c “\uace0\uc804\uc555”\uc744 \uc815\uc758\ud558\ub294 \uac83\uc740 \ubb34\uc5c7\uc778\uac00?<\/h2>\n

\uc790\ub3d9\ucc28 \uc138\uacc4\uc5d0\uc11c\ub294 \uc77c\ubc18\uc801\uc73c\ub85c 60V DC \uc774\uc0c1<\/strong>\uc5d0\uc11c \uc791\ub3d9\ud558\ub294 \uc2dc\uc2a4\ud15c\uc744 “\uace0\uc804\uc555”\uc73c\ub85c \ubd84\ub958\ud569\ub2c8\ub2e4. \ud734\ub300\ud3f0\uc740 \uc57d 5V\ub97c, \uac00\uc804\uc81c\ud488\uc740 110V \ub610\ub294 230V\ub97c \uc0ac\uc6a9\ud558\uc9c0\ub9cc, \ud604\ub300 \uc804\uae30\ucc28\ub294 \uc77c\ubc18\uc801\uc73c\ub85c 400V\uc5d0\uc11c 800V<\/strong> \ubc94\uc704\uc758 \uc544\ud0a4\ud14d\ucc98\uc5d0\uc11c \uc791\ub3d9\ud569\ub2c8\ub2e4.<\/p>\n

\uc774\ub7ec\ud55c \uace0\uc804\uc555\uc740 \ub2e8\uc21c\ud55c \ubb3c\ub9ac \ubc95\uce59 \ub54c\ubb38\uc5d0 \ud544\uc694\ud569\ub2c8\ub2e4: \ucc28\ub7c9\uc744 \uc6c0\uc9c1\uc774\ub824\uba74 \ub9c9\ub300\ud55c \uc591\uc758 \uc804\ub825\uc774 \ud544\uc694\ud569\ub2c8\ub2e4. \uc774 \uc804\ub825\uc740 \uc804\ub958(\uc554\ud398\uc5b4)\ub97c \uc99d\uac00\uc2dc\ud0a4\uac70\ub098 \uc804\uc555\uc744 \uc99d\uac00\uc2dc\ucf1c \uc5bb\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub192\uc740 \uc804\ub958\ub294 \uadf9\uc2ec\ud55c \uc5f4\uc744 \ubc1c\uc0dd\uc2dc\ud0a4\uace0 \ub450\uaecd\uace0 \ubb34\uac70\uc6b4 \uad6c\ub9ac \ucf00\uc774\ube14\uc744 \ud544\uc694\ub85c \ud558\ubbc0\ub85c, \uc81c\uc870\uc0ac\ub294 \uc2dc\uc2a4\ud15c\uc744 \ud6a8\uc728\uc801\uc774\uace0 \uac00\ubccd\uac8c \uc720\uc9c0\ud558\uae30 \uc704\ud574 “\uc804\uc555\uc744 \ub192\uc774\ub294” \ubc29\uc2dd\uc744 \uc120\ud638\ud569\ub2c8\ub2e4.<\/p>\n

\n

EV \uace0\uc804\uc555 \uc2dc\uc2a4\ud15c\uc758 \ud575\uc2ec \uad6c\uc131 \uc694\uc18c<\/h2>\n

EV\uc758 \uace0\uc804\uc555 \uc2dc\uc2a4\ud15c\uc740 \ub2e8\uc77c \ubd80\ud488\uc774 \uc544\ub2d9\ub2c8\ub2e4. \uc774\ub294 \uc804\ub825 \uc804\uc790 \uc7a5\uce58\uc640 \uc5d0\ub108\uc9c0 \uc800\uc7a5<\/a> \uc7a5\uce58\ub85c \uc774\ub8e8\uc5b4\uc9c4 \uc0dd\ud0dc\uacc4\uc785\ub2c8\ub2e4. \uac01 \uad6c\uc131 \uc694\uc18c\ub294 \uace0\uc804\uc555\uc758 “\uc555\ub825”\uc744 \ucc98\ub9ac\ud560 \uc218 \uc788\ub3c4\ub85d \uc815\ubc00\ud558\uac8c \uc124\uacc4\ub418\uc5b4\uc57c \ud569\ub2c8\ub2e4.<\/p>\n

\uc8fc\uc694 \uace0\uc804\uc555 \uad6c\uc131 \uc694\uc18c<\/h3>\n\n\n\n\n\n\n\n\n\n\n
\uad6c\uc131 \uc694\uc18c<\/th>\n\uae30\ub2a5<\/th>\n\uace0\uc804\uc555\uc778 \uc774\uc720<\/th>\n<\/tr>\n<\/thead>\n
\uad6c\ub3d9\uc6a9 \ubc30\ud130\ub9ac \ud329<\/strong><\/td>\n“\uc5f0\ub8cc \ud0f1\ud06c”<\/td>\n\uc804\uccb4 \uad6c\ub3d9 \uc2dc\uc2a4\ud15c\uc5d0 \uc804\ub825\uc744 \uacf5\uae09\ud558\uae30 \uc704\ud574 400V\u2013800V\uc758 DC \uc5d0\ub108\uc9c0\ub97c \uc800\uc7a5\ud569\ub2c8\ub2e4.<\/td>\n<\/tr>\n
\uc778\ubc84\ud130<\/strong><\/td>\n“\ub450\ub1cc”<\/td>\n\ubc30\ud130\ub9ac\uc758 DC \uc804\ub825\uc744 \ubaa8\ud130\uc6a9 AC \uc804\ub825\uc73c\ub85c \ubcc0\ud658\ud569\ub2c8\ub2e4.<\/td>\n<\/tr>\n
\uc804\uae30 \ubaa8\ud130<\/strong><\/td>\n“\uadfc\uc721”<\/td>\n\ubc14\ud034\ub97c \ub3cc\ub9ac\ub294 \ub370 \ud544\uc694\ud55c \ud1a0\ud06c\ub97c \uc0dd\uc131\ud558\uae30 \uc704\ud574 \uace0\uc804\uc555 AC\ub97c \uc0ac\uc6a9\ud569\ub2c8\ub2e4.<\/td>\n<\/tr>\n
\ud0d1\uc7ac\ud615 \ucda9\uc804\uae30<\/a> (OBC)<\/strong><\/td>\n“\ubcc0\ud658\uae30”<\/td>\n\ubcbd\uba74 \ucda9\uc804\uae30\uc758 AC\ub97c \ubc30\ud130\ub9ac\uc6a9 \uace0\uc804\uc555 DC\ub85c \ubcc0\ud658\ud569\ub2c8\ub2e4.<\/td>\n<\/tr>\n
DC\/DC \ucee8\ubc84\ud130<\/strong><\/td>\n“\uac15\uc555 \uc7a5\uce58”<\/td>\n\ub77c\ub514\uc624\uc640 \uc870\uba85\uc744 \uad6c\ub3d9\ud558\uae30 \uc704\ud574 \uace0\uc804\uc555(\uc608: 400V)\uc744 12V\ub85c \ub0ae\ucda5\ub2c8\ub2e4.<\/td>\n<\/tr>\n
\uc804\ub825 \ubd84\ubc30 \uc7a5\uce58<\/strong><\/td>\n“\uc2a4\uc704\uce58\ubcf4\ub4dc”<\/td>\n\ubaa8\ud130, \ud788\ud130, AC \uc555\ucd95\uae30\uc5d0 \uace0\uc804\uc555 \uc804\ub825\uc744 \uc548\uc804\ud558\uac8c \uacf5\uae09\ud569\ub2c8\ub2e4.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\ud6a8\uc728\uc801\uc778 \uc804\ub825 \ubcc0\ud658\uc740 \uc774\ub7ec\ud55c \uc2dc\uc2a4\ud15c\uc758 \uc911\ucd94\uc785\ub2c8\ub2e4. \uc774\ub294 \uc885\uc885 \uad6c\uc131 \uc694\uc18c \uc218\uc900\uc5d0\uc11c \uc2dc\uc791\ub418\uba70, \uc0c1\ub2f9\ud55c \uc5d0\ub108\uc9c0 \uc190\uc2e4 \uc5c6\uc774 \ube60\ub978 \uc2a4\uc704\uce6d\uc744 \ucc98\ub9ac\ud560 \uc218 \uc788\ub294 \uace0\uc131\ub2a5 \ube0c\ub9ac\uc9c0 \uc815\ub958\uae30<\/a>\uc640 \ud30c\uc6cc \ubc18\ub3c4\uccb4\ub97c \ud3ec\ud568\ud569\ub2c8\ub2e4.<\/p>\n

\uace0\uc804\uc555\uc774 \uc911\uc694\ud55c \uc774\uc720: \ud6a8\uc728\uc131\uacfc \uc18d\ub3c4<\/h2>\n

400V\uc5d0\uc11c 800V \uc544\ud0a4\ud14d\ucc98\ub85c\uc758 \uc804\ud658\uc740 \uc624\ub298\ub0a0 \uc5c5\uacc4\uc5d0\uc11c \uac00\uc7a5 \uc911\uc694\ud55c \ud2b8\ub80c\ub4dc\uc785\ub2c8\ub2e4. \ud558\uc9c0\ub9cc \ub354 \ub192\uc740 \uc22b\uc790\uac00 \ucd5c\uc885 \uc0ac\uc6a9\uc790\uc5d0\uac8c \uc65c \uc911\uc694\ud560\uae4c\uc694? \uc774\ub294 \ub450 \uac00\uc9c0 \uc694\uc18c, \uc5f4\uacfc \uc2dc\uac04<\/strong>\uc73c\ub85c \uc694\uc57d\ub429\ub2c8\ub2e4.<\/p>\n

1. \uac10\uc18c\ub41c \uc5f4 \uc190\uc2e4 (I^2R \uc190\uc2e4)<\/h3>\n

\uc804\uae30 \uc800\ud56d\uc740 \uc5f4\uc744 \ubc1c\uc0dd\uc2dc\ud0b5\ub2c8\ub2e4. \uc904\uc758 \ubc95\uce59\uc5d0 \ub530\ub974\uba74, \ubc1c\uc0dd\ud558\ub294 \uc5f4\uc740 \uc804\ub958(I^2)\uc758 \uc81c\uacf1\uc5d0 \ube44\ub840\ud569\ub2c8\ub2e4. \uc804\uc555\uc744 \ub450 \ubc30\ub85c \ub192\uc774\uba74 \ub3d9\uc77c\ud55c \ucd9c\ub825 \uc804\ub825\uc744 \uc720\uc9c0\ud558\uba74\uc11c \uc804\ub958\ub97c \uc808\ubc18\uc73c\ub85c \uc904\uc77c \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub807\uac8c \uc804\ub958\uac00 \uac10\uc18c\ud558\uba74 \uc5f4\uc774 \ud604\uc800\ud788 \uc904\uc5b4\ub4e4\uc5b4, \ub354 \uc791\uc740 \ub0c9\uac01 \uc2dc\uc2a4\ud15c\uacfc \ub354 \ud070 \ucd1d \ucc28\ub7c9 \uc8fc\ud589 \uac70\ub9ac\ub97c \uac00\ub2a5\ud558\uac8c \ud569\ub2c8\ub2e4.<\/p>\n

2. \uae09\uaca9\ud55c \ucda9\uc804 \uc18d\ub3c4<\/h3>\n

\uace0\uc804\uc555\uc740 DC \ucda9\uc804<\/a> \ub2a5\ub825 \ub4a4\uc5d0 \uc228\uc740 “\ube44\ubc95”\uc785\ub2c8\ub2e4. 800V \uc2dc\uc2a4\ud15c\uc740 \uc774\ub860\uc801\uc73c\ub85c 400V \uc2dc\uc2a4\ud15c\ubcf4\ub2e4 \ub450 \ubc30 \ube60\ub978 \uc18d\ub3c4\ub85c \ucda9\uc804\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ucda9\uc804 \ucf00\uc774\ube14\uc774\ub098 \ubc30\ud130\ub9ac\uac00 \uacfc\uc5f4\ub418\uc9c0 \uc54a\uc73c\uba74\uc11c \ucda9\uc804\uc18c\uc5d0\uc11c \ub354 \ub9ce\uc740 \uc804\ub825\uc744 \ub04c\uc5b4\uc62c \uc218 \uc788\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4. \uc77c\ubd80 800V \ucc28\ub7c9\uc740 \uc774\uc81c 10%\uc5d0\uc11c 80%\uae4c\uc9c0 18\ubd84 \ubbf8\ub9cc\uc73c\ub85c \ucda9\uc804\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n

\n

\uc778\ud504\ub77c: \uace0\uc804\uc555 \uc57c\uc218\ub97c \uba39\uc774\uae30<\/h2>\n

\uc774\ub7ec\ud55c \uace0\uc804\uc555 \ucc28\ub7c9\uc744 \uc9c0\uc6d0\ud558\uae30 \uc704\ud574 \uc138\uacc4\ub294 \uacac\uace0\ud55c EV \ucda9\uc804\uae30<\/a> \ub124\ud2b8\uc6cc\ud06c\uac00 \ud544\uc694\ud569\ub2c8\ub2e4. \uc0ac\uc6a9 \uc0ac\ub840\uc5d0 \ub530\ub77c \uc774 \uc778\ud504\ub77c\ub294 \ub450 \uac00\uc9c0 \ubc94\uc8fc\ub85c \ub098\ub269\ub2c8\ub2e4:<\/p>\n