{"id":4446,"date":"2025-05-29T10:42:24","date_gmt":"2025-05-29T10:42:24","guid":{"rendered":"https:\/\/www.kmdpower.com\/?p=4446"},"modified":"2025-05-29T10:42:26","modified_gmt":"2025-05-29T10:42:26","slug":"what-is-soh","status":"publish","type":"post","link":"https:\/\/www.kmdpower.com\/ko\/news\/what-is-soh\/","title":{"rendered":"\uac74\uac15 \uc0c1\ud0dc(SOH)\ub780 \ubb34\uc5c7\uc778\uac00\uc694?"},"content":{"rendered":"<h2 class=\"wp-block-heading\" id=\"introduction\">\uc18c\uac1c<\/h2><p>\uc0c1\ud0dc(SOH). \uac04\ub2e8\ud55c \ub450 \ub2e8\uc5b4\uc9c0\ub9cc \ubc30\ud130\ub9ac \uc138\uacc4\uc5d0\uc11c\ub294 \ube44\ubc00 \ucf54\ub4dc\uc640\ub3c4 \uac19\uc2b5\ub2c8\ub2e4. SOH\ub294 \ubc30\ud130\ub9ac\uac00 \uc5bc\ub9c8\ub098 '\uc801\ud569'\ud55c\uc9c0, \uc989 \uacf5\uc7a5\uc5d0\uc11c \uac13 \ucd9c\uace0\ub41c \uc0c1\ud0dc\uc5d0 \uc5bc\ub9c8\ub098 \uadfc\uc811\ud574 \uc788\ub294\uc9c0\ub97c \uc54c\ub824\uc90d\ub2c8\ub2e4. \uac04\ub2e8\ud574 \ubcf4\uc774\uc2dc\uc8e0? \ud558\uc9c0\ub9cc \uc18d\uc9c0 \ub9c8\uc138\uc694. SOH\ub294 \uc804\uae30\ucc28 \uc7ac\ud310\ub9e4 \uac00\uaca9 \ucc45\uc815\ubd80\ud130 \uc911\uace0 \uc5d0\ub108\uc9c0 \uc800\uc7a5\uc7a5\uce58 \uc6a9\ub3c4 \ubcc0\uacbd\uc5d0 \uc774\ub974\uae30\uae4c\uc9c0 \ub2e4\uc591\ud55c \uc758\uc0ac\uacb0\uc815\uc758 \uc131\ud328\ub97c \uc88c\uc6b0\ud558\ub294 \uc9c0\ud45c\uc785\ub2c8\ub2e4. 25\ub144 \uc774\uc0c1 \ubc30\ud130\ub9ac\uc640 \ud568\uaed8 \uc77c\ud558\uba74\uc11c \ud604\uc7a5 \ubc30\ud3ec\ubd80\ud130 <strong><a href=\"https:\/\/www.kmdpower.com\/ko\/commercial-energy-storage-systems-product\/\" target=\"_blank\" rel=\"noreferrer noopener\">100kwh \ubc30\ud130\ub9ac \uc0c1\uc5c5\uc6a9 \uc5d0\ub108\uc9c0 \uc800\uc7a5 \uc2dc\uc2a4\ud15c<\/a><\/strong>-\uc194\uc9c1\ud55c \uc9c4\uc2e4: SOH\uc758 \uc6d0\uc778\uc5d0 \ub300\ud55c \uc624\ud574\u00a0<em>90%<\/em>\u00a0\uc870\uae30 \uace0\uc7a5\ubd80\ud130 \uacfc\ub300\ud3c9\uac00\ub41c \uc790\uc0b0\uae4c\uc9c0 \ubc30\ud130\ub9ac \uad00\ub828 \uace8\uce6b\uac70\ub9ac\ub4e4\uc744 \ud574\uacb0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p><p>\uc774 \uac8c\uc2dc\ubb3c\uc740 \uc804\ubb38 \uc6a9\uc5b4\uc640 \uc5c5\uacc4\uc5d0\uc11c \uc720\ud589\ud558\ub294 \uc6a9\uc5b4\ub97c \uc815\ub9ac\ud55c \uae00\uc785\ub2c8\ub2e4. \ub2e8\uc21c\ud55c 'SOH\uc758 \uc758\ubbf8'\uc5d0 \ub300\ud55c \uc124\uba85\uc774 \uc544\ub2d9\ub2c8\ub2e4. \ud63c\ub780\uc2a4\ub7ec\uc6b4 \ud604\uc2e4, \uc9c4\ud654\ud558\ub294 \uce21\uc815 \ubc29\ubc95, \uc5ec\ub7ec\ubd84\uc774 \ubbff\uace0 \uc788\ub294 SOH \ub370\uc774\ud130\uc758 \ud5c8\uc640 \uc2e4, \uadf8\ub9ac\uace0 \uc77c\ubc18\uc801\uc778 \uc624\ud574\uae4c\uc9c0 \ub0b1\ub0b1\uc774 \ubc1d\ud790 \uac83\uc785\ub2c8\ub2e4. \uc774 \uae00\uc744 \ub9c8\uce58\uba74 SOH\ub97c \uc774\ud574\ud558\ub294 \ub370 \uadf8\uce58\uc9c0 \uc54a\uace0 \uc0ac\uc6a9 \ubc29\ubc95\uc5d0 \ub300\ud574 \ub2e4\uc2dc \uc0dd\uac01\ud558\uac8c \ub420 \uac83\uc785\ub2c8\ub2e4.<\/p><div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1000\" height=\"1000\" src=\"https:\/\/www.kmdpower.com\/wp-content\/uploads\/Kamada-Power-100kwh-Commercial-Energy-Storage-Systems-002.jpg\" alt=\"\" class=\"wp-image-1242\"\/><\/figure><\/div><p class=\"has-text-align-center\"><strong><a href=\"https:\/\/www.kmdpower.com\/ko\/commercial-energy-storage-systems-product\/\" target=\"_blank\" rel=\"noreferrer noopener\">100kWh \ubc30\ud130\ub9ac<\/a><\/strong><\/p><h2 class=\"wp-block-heading\" id=\"what-is-battery-soh-state-of-health-\">\ubc30\ud130\ub9ac SOH(\uc0c1\ud0dc)\ub780 \ubb34\uc5c7\uc778\uac00\uc694?<\/h2><h3 class=\"wp-block-heading\" id=\"what-does-soh-mean-\">SOH\ub294 \ubb34\uc5c7\uc744 \uc758\ubbf8\ud558\ub098\uc694?<\/h3><p>SOH\uc758 \ud575\uc2ec\uc740 \ubc30\ud130\ub9ac\uc758 \uc6d0\ub798 \uc6a9\ub7c9\uc774 \uc5bc\ub9c8\ub098 \ub0a8\uc544 \uc788\ub294\uc9c0\ub97c \ubcf4\uc5ec\uc8fc\ub294 \ubc31\ubd84\uc728\uc778 \uc2a4\ub0c5\uc0f7\uc785\ub2c8\ub2e4. \uc0c8 \ubc30\ud130\ub9ac\uac00 100%\ub77c\uace0 \uac00\uc815\ud574 \ubcf4\uaca0\uc2b5\ub2c8\ub2e4. \uc2dc\uac04\uc774 \uc9c0\ub0a8\uc5d0 \ub530\ub77c \uc6a9\ub7c9\uc774 \uc904\uc5b4\ub4e4\uace0 \ub0b4\ubd80 \uc800\ud56d\uc774 \uc99d\uac00\ud568\uc5d0 \ub530\ub77c \uc774 \uc218\uce58\ub294 \uc904\uc5b4\ub4e4\uac8c \ub429\ub2c8\ub2e4. SOH\ub294 \uc6a9\ub7c9 \uc190\uc2e4\ubfd0\ub9cc \uc544\ub2c8\ub77c \uc804\uc555 \uc751\ub2f5\uacfc \ub0b4\ubd80 \uc784\ud53c\ub358\uc2a4\ub3c4 \uc911\uc694\ud569\ub2c8\ub2e4. SOH\ub97c \uc790\ub3d9\ucc28\uc758 \uac74\uac15 \uc0c1\ud0dc \uc810\uc218\ub85c \uc0dd\uac01\ud558\uba74 \uc870\ub9bd \ub77c\uc778\uc5d0\uc11c \ucd9c\uace0\ub420 \ub54c\uc640 \ube44\uad50\ud558\uc5ec \uc5bc\ub9c8\ub098 \uc798 \uc791\ub3d9\ud558\ub294\uc9c0\ub97c \uc54c \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p><p>\uac04\ub2e8\ud55c \ucc38\uace0 \uc0ac\ud56d - SOH\ub294&nbsp;<em>not<\/em>&nbsp;\ubc30\ud130\ub9ac\uac00 \uc5bc\ub9c8\ub098 \ucda9\uc804\ub418\uc5c8\ub294\uc9c0 \uc54c\ub824\uc8fc\ub294 SOC(\ucda9\uc804 \uc0c1\ud0dc)\uc640 \ub3d9\uc77c\ud569\ub2c8\ub2e4.&nbsp;<em>\uc9c0\uae08 \ubc14\ub85c<\/em>\ub610\ub294 \uad00\ub828 \uc6a9\uc5b4\uc778 SOE(\uc5d0\ub108\uc9c0 \uc0c1\ud0dc)\uc640 \ud63c\ub3d9\ud558\uc9c0 \ub9c8\uc138\uc694. \uc774\ub97c \ud63c\ub3d9\ud558\ub294 \uac83\uc740 \uc790\ub3d9\ucc28\uc758 \uc5f0\ub8cc \uac8c\uc774\uc9c0\uc640 \uc5d4\uc9c4 \uc0c1\ud0dc\ub97c \ud63c\ub3d9\ud558\ub294 \uac83\uacfc \uac19\uc73c\uba70 \uc644\uc804\ud788 \ub2e4\ub978 \uc774\uc57c\uae30\uc785\ub2c8\ub2e4.<\/p><h3 class=\"wp-block-heading\" id=\"where-soh-matters-most\">SOH\uac00 \uac00\uc7a5 \uc911\uc694\ud55c \uacf3<\/h3><p>SOH\ub294 \ub2e8\uc21c\ud788 \uc5d4\uc9c0\ub2c8\uc5b4\ub97c \uc704\ud55c \uae30\uc220\uc801\uc778 \uc22b\uc790\uac00 \uc544\ub2d9\ub2c8\ub2e4. \uc804\uae30\ucc28 \uc2dc\uc7a5\uc5d0\uc11c\ub294 \uc7ac\ud310\ub9e4 \uac00\uce58\uc640 \ubcf4\uc99d \uc870\uac74\uc744 \uc88c\uc6b0\ud569\ub2c8\ub2e4. 70% \uc774\ud558\ub85c \ub5a8\uc5b4\uc9c0\uba74 \ubc30\ud130\ub9ac\ub294 \uac11\uc790\uae30 \uc790\uc0b0\uc774 \uc544\ub2cc \ubd80\ucc44\uac00 \ub429\ub2c8\ub2e4. \ub2e4\uc74c\uacfc \uac19\uc740 \uacbd\uc6b0\uc5d0\ub3c4 \ub9c8\ucc2c\uac00\uc9c0\uc785\ub2c8\ub2e4.<strong><a href=\"https:\/\/www.kmdpower.com\/ko\/commercial-energy-storage-systems\/\" target=\"_blank\" rel=\"noreferrer noopener\"> \uc0c1\uc5c5\uc6a9 \uc5d0\ub108\uc9c0 \uc800\uc7a5 \uc2dc\uc2a4\ud15c<\/a><\/strong> (ESS)\uc758 \uacbd\uc6b0 SOH\uac00 \ub0ae\uc73c\uba74 \uc548\uc804 \uc704\ud5d8\uc774\ub098 \uc2e0\ub8b0\uc131 \uc800\ud558\ub97c \uc758\ubbf8\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc5ec\uae30\uc11c \uc911\uc694\ud55c \uc810\uc740 \uc138\ucee8\ub4dc \ub77c\uc774\ud504 \ubc30\ud130\ub9ac\uc758 \uacbd\uc6b0 SOH\uac00 \uac8c\uc774\ud2b8\ud0a4\ud37c \uc5ed\ud560\uc744 \ud55c\ub2e4\ub294 \uc810\uc785\ub2c8\ub2e4. \uc218\uba85\uc774 \ub2e4\ud55c \uc804\uae30\ucc28 \ubc30\ud130\ub9ac \ud329\uc774 \uac00\uc815\uc5d0 \ub2e4\uc2dc \uc804\ub825\uc744 \uacf5\uae09\ud560\uc9c0 \uc544\ub2c8\uba74 \uc7ac\ud65c\uc6a9\uc73c\ub85c \ud5a5\ud560\uc9c0 \uc5ec\ubd80\ub97c \uacb0\uc815\ud569\ub2c8\ub2e4. \ud558\uc9c0\ub9cc SOH\uac00 \ud56d\uc0c1 \uc2e0\ub8b0\ud560 \uc218 \uc788\ub294 \uac8c\uc774\ud2b8\ud0a4\ud37c\uc77c\uae4c\uc694? \uace7 \uc54c\uc544\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/p><h2 class=\"wp-block-heading\" id=\"how-is-battery-soh-calculated-\">\ubc30\ud130\ub9ac SOH\ub294 \uc5b4\ub5bb\uac8c \uacc4\uc0b0\ub418\ub098\uc694?<\/h2><h3 class=\"wp-block-heading\" id=\"method-1-capacity-based-estimation\">\ubc29\ubc95 1 - \uc6a9\ub7c9 \uae30\ubc18 \ucd94\uc815<\/h3><p>\uac00\uc7a5 \uc9c1\uad00\uc801\uc778 \ubc29\ubc95: \ubc30\ud130\ub9ac \ucda9\uc804\ub7c9 \uce21\uc815\ud558\uae30&nbsp;<em>\uc2e4\uc81c\ub85c<\/em>&nbsp;\ub294 \uc815\uaca9 \uc6a9\ub7c9 \ub300\ube44 \ubcf4\uc720\ub7c9\uc785\ub2c8\ub2e4. \ubc30\ud130\ub9ac\uc758 \uc815\uaca9 \uc6a9\ub7c9\uc774 100Ah\uc778\ub370 \ud604\uc7ac 80Ah\ub9cc \uc800\uc7a5\ud560 \uc218 \uc788\ub294 \uacbd\uc6b0, SOH\ub294 \ub300\ub7b5 80%\uc785\ub2c8\ub2e4. \uc774 \ubc29\ubc95\uc740 \uc0ac\uc6a9 \uac00\ub2a5\ud55c \uc5d0\ub108\uc9c0\ub97c \uc9c1\uc811 \ubc18\uc601\ud558\uae30 \ub54c\ubb38\uc5d0 \ub110\ub9ac \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \ubd80\ubd84\uc801\uc73c\ub85c \ub610\ub294 \ubd88\uaddc\uce59\ud55c \uc0ac\uc774\ud074\ub9c1 \uc870\uac74\uc5d0\uc11c\ub294 \uc131\ub2a5\uc774 \ub290\ub9ac\uace0 \uae4c\ub2e4\ub86d\uc2b5\ub2c8\ub2e4. \ub610\ud55c \ube60\ub978 \ud604\uc7a5 \ud3c9\uac00\uac00 \ud544\uc694\ud55c \uacbd\uc6b0 \uc2e4\uc6a9\uc131\uc774 \ub5a8\uc5b4\uc9d1\ub2c8\ub2e4.<\/p><h3 class=\"wp-block-heading\" id=\"method-2-impedance-resistance-based-estimation\">\ubc29\ubc95 2 - \uc784\ud53c\ub358\uc2a4\/\uc800\ud56d \uae30\ubc18 \ucd94\uc815<\/h3><p>\ub0b4\ubd80 \uc800\ud56d\uc758 \ubcc0\ud654\ub97c \ucd94\uc801\ud558\ub294 \uac83\uc740 \ud2b9\ud788 \ubc30\ud130\ub9ac \uad00\ub9ac \uc2dc\uc2a4\ud15c(BMS)\uc5d0\uc11c \ud754\ud788 \ubcfc \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ubc30\ud130\ub9ac\uac00 \ub178\ud6c4\ud654\ub418\uba74 \ub0b4\ubd80 \uc800\ud56d\uc774 \uc99d\uac00\ud558\uc5ec \uc804\ub958 \ud750\ub984\uc774 \uc81c\ud55c\ub429\ub2c8\ub2e4. \uc774 \ubc29\ubc95\uc740 \ube60\ub974\uace0 \uc2e4\uc2dc\uac04 \uc778\uc0ac\uc774\ud2b8\ub97c \uc81c\uacf5\ud560 \uc218 \uc788\uc5b4 \ub9e4\ub825\uc801\uc785\ub2c8\ub2e4. \ud558\uc9c0\ub9cc \uc628\ub3c4 \ubcc0\ud654\uc640 \ubd80\ud558 \ubcc0\ud654\ub85c \uc778\ud574 \uacb0\uacfc\uac00 \ud06c\uac8c \uc65c\uace1\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc5b4\ub290 \ub0a0\uc740 \"\uac74\uac15\ud55c\" SOH\ub97c \ubcf4\uc774\ub2e4\uac00 \ub2e4\uc74c\ub0a0 \uc8fc\ubcc0 \uc628\ub3c4\uac00 \uae09\ub77d\ud558\ub294 \uac83\uc744 \ubcf8 \uc801\uc774 \uc788\uc2b5\ub2c8\ub2e4. \uc784\ud53c\ub358\uc2a4 \ubc29\ubc95\uc740 \uac15\ub825\ud558\uc9c0\ub9cc \uacb0\uacfc\ub294 \ub9e5\ub77d\uc5d0\uc11c \ud574\uc11d\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p><h3 class=\"wp-block-heading\" id=\"hybrid-or-ai-based-soh-estimation\">\ud558\uc774\ube0c\ub9ac\ub4dc \ub610\ub294 AI \uae30\ubc18 SOH \ucd94\uc815<\/h3><p>\ubcf4\ub294 \uc0ac\ub78c\uc5d0 \ub530\ub77c \ubbf8\ub798 \ub610\ub294 \uacfc\ub300\uad11\uace0\uc758 \uc601\uc5ed\uc5d0 \uc624\uc2e0 \uac83\uc744 \ud658\uc601\ud569\ub2c8\ub2e4. \ucd5c\uc2e0 BMS \uc2dc\uc2a4\ud15c\uc740 \uc804\uc555 \uace1\uc120, \uc628\ub3c4 \ub370\uc774\ud130, \uc804\ub958 \ud504\ub85c\ud30c\uc77c, \uc800\ud56d \uce21\uc815\uac12\uc744 \uacb0\ud569\ud558\uc5ec \ub3d9\uc801\uc73c\ub85c SOH\ub97c \uc608\uce21\ud558\ub294 AI \uc54c\uace0\ub9ac\uc998\uc744 \uc0ac\uc6a9\ud569\ub2c8\ub2e4. \ubcf5\uc7a1\ud558\uace0 \uc720\ub9dd\ud55c \ubc29\uc2dd\uc785\ub2c8\ub2e4. \ud558\uc9c0\ub9cc \uc774\ub7ec\ud55c \uc2dc\uc2a4\ud15c\uc740 \uc644\ubcbd\ud558\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. \uc81c\ud55c\ub41c \ub370\uc774\ud130\ub85c \ud559\uc2b5\ub41c AI \ubaa8\ub378\uc740 \ubc30\ud130\ub9ac \uc218\uba85\uc744 20%\uae4c\uc9c0 \uc798\ubabb \ud310\ub2e8\ud560 \uc218 \uc788\uc73c\uba70, \ub54c\ub85c\ub294 \uc228\uaca8\uc9c4 \uacb0\ud568\uc744 \uc644\uc804\ud788 \ub193\uce60 \uc218\ub3c4 \uc788\uc2b5\ub2c8\ub2e4. \uc7a0\uc7ac\ub825\uc774 \ud070 \ud765\ubbf8\ub85c\uc6b4 \ubd84\uc57c\uc774\uc9c0\ub9cc \ube14\ub799\ubc15\uc2a4\ub97c \ub9f9\ubaa9\uc801\uc73c\ub85c \uc2e0\ub8b0\ud574\uc11c\ub294 \uc548 \ub429\ub2c8\ub2e4.<\/p><h2 class=\"wp-block-heading\" id=\"real-world-soh-measurement-methods-in-bms-and-testing-tools\">BMS \ubc0f \ud14c\uc2a4\ud2b8 \ub3c4\uad6c\uc758 SOH \uce21\uc815 \ubc29\ubc95<\/h2><h3 class=\"wp-block-heading\" id=\"coulomb-counting-across-charge-cycles\">\uc804\ud558 \uc8fc\uae30\uc5d0 \uac78\uce5c \ucfe8\ub871 \uce74\uc6b4\ud305<\/h3><p>\ucfe8\ub871 \uce74\uc6b4\ud305\uc740 \uc2dc\uac04 \uacbd\uacfc\uc5d0 \ub530\ub978 \uc6a9\ub7c9\uc744 \ucd94\uc815\ud558\uae30 \uc704\ud574 \uc804\ud558\uac00 \ub4e4\uc5b4\uc624\uace0 \ub098\uac00\ub294 \uac83\uc744 \ucd94\uc801\ud569\ub2c8\ub2e4. \ub300\ubd80\ubd84\uc758 \uc0c1\uc6a9 BMS\ub294 \uc774 \ubc29\uc2dd\uc744 \uc0ac\uc6a9\ud569\ub2c8\ub2e4. \uc774\ub860\uc801\uc73c\ub85c\ub294 \uc6b0\uc544\ud558\uc9c0\ub9cc \uc13c\uc11c \ub4dc\ub9ac\ud504\ud2b8\uc5d0 \ubbfc\uac10\ud558\uc5ec \uc7ac\ubcf4\uc815\uc744 \uac74\ub108\ub6f0\uba74 \uc624\ub958\uac00 \ub204\uc801\ub429\ub2c8\ub2e4. \uc6b4\uc601\uc790\uac00 \ubc30\ud130\ub9ac\uac00 95% SOH\ub77c\uace0 \ubbff\uc5c8\ub294\ub370 \uc2e4\uc81c \uc6a9\ub7c9\uc740 75%\uc5d0 \uac00\uae4c\uc6e0\ub2e4\ub294 \uc0ac\uc2e4\uc744 \uc54c\uac8c \ub41c \uc801\uc774 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub7f0 \uc885\ub958\uc758 \ucc28\uc774\ub294 \uacc4\ud68d\uacfc \uc6b4\uc601\uc5d0 \uce58\uba85\uc801\uc77c \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p><h3 class=\"wp-block-heading\" id=\"impedance-spectroscopy-and-pulse-testing\">\uc784\ud53c\ub358\uc2a4 \ubd84\uad11\ud559 \ubc0f \ud384\uc2a4 \ud14c\uc2a4\ud2b8<\/h3><p>\uc804\uae30\ud654\ud559 \uc784\ud53c\ub358\uc2a4 \ubd84\uad11\ubc95(EIS)\uacfc \ud384\uc2a4 \ud14c\uc2a4\ud2b8\ub294 \uc2dc\ubbac\ub808\uc774\uc158 \ubd80\ud558\uc5d0\uc11c \uc131\ub2a5 \uc800\ud558 \ubaa8\ub4dc\uc640 \uacb0\ud568\uc744 \uc2dd\ubcc4\ud558\uc5ec \ubbf8\ubb18\ud55c \ud1b5\ucc30\ub825\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ubc29\ubc95\uc740 \ud1b5\uc81c\ub41c \ud658\uacbd\uc5d0\uc11c\ub294 \ucd5c\uace0\uc758 \ud45c\uc900\uc774\uc9c0\ub9cc, \uc77c\uc0c1\uc801\uc778 \ud604\uc7a5 \uc810\uac80\uc5d0\ub294 \uc2e4\uc6a9\uc801\uc774\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4.<\/p><h3 class=\"wp-block-heading\" id=\"case-example-fleet-ev-battery-with-84-soh-but-high-heat-signature\">84% SOH\ub97c \uc9c0\uc6d0\ud558\uc9c0\ub9cc \ubc1c\uc5f4\uc774 \ub192\uc740 \ud50c\ub9bf EV \ubc30\ud130\ub9ac<\/h3><p>\ub2e4\uc74c\uc740 \uc2e4\uc81c \uc0ac\ub840\uc785\ub2c8\ub2e4. \ud55c \ucc28\ub7c9\uc6a9 \uc804\uae30\ucc28\uc758 BMS\ub294 84% SOH\uac00 \uacac\uace0\ud574 \ubcf4\uc778\ub2e4\uace0 \ubcf4\uace0\ud588\uc2b5\ub2c8\ub2e4. \ud558\uc9c0\ub9cc \uc5f4\ud654\uc0c1 \ubd84\uc11d \uacb0\uacfc \uc6b4\ud589 \uc911 \ud56b\uc2a4\ud31f\uc774 \ubc1c\uacac\ub418\uc5c8\uc2b5\ub2c8\ub2e4. \uc2ec\uce35 \ubd84\uc11d \uacb0\uacfc, SOH \uc9c0\ud45c\ub294 \ud654\ud559\uc801 \uc5f4\ud654, \ud2b9\ud788 \ub0b4\ubd80 \ub2e8\ub77d\uc5d0 \ube44\ud574 \ub4a4\ucc98\uc9c0\ub294 \uac83\uc73c\ub85c \ub098\ud0c0\ub0ac\uc2b5\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ubd88\uc77c\uce58\ub294 \uc5f4 \ud3ed\uc8fc\ub97c \uc77c\uc73c\ud0a4\ub294 \uc2dc\ud55c\ud3ed\ud0c4\uacfc\ub3c4 \uac19\uc2b5\ub2c8\ub2e4. SOH\ub294 \ubcf4\uc548\uc5d0 \ub300\ud55c \uc798\ubabb\ub41c \uc778\uc2dd\uc744 \uc2ec\uc5b4\uc8fc\uc5c8\uc73c\uba70, \ub2e8\uc77c \uc9c0\ud45c\ub85c\ub294 \uc804\uccb4 \uc774\uc57c\uae30\ub97c \ub2e4 \uc54c \uc218 \uc5c6\ub2e4\ub294 \uac83\uc744 \uc99d\uba85\ud588\uc2b5\ub2c8\ub2e4.<\/p><h2 class=\"wp-block-heading\" id=\"common-soh-misinterpretations-and-risks\">\uc77c\ubc18\uc801\uc778 SOH \uc624\ud574\uc640 \ub9ac\uc2a4\ud06c<\/h2><h3 class=\"wp-block-heading\" id=\"soh-is-high-but-battery-still-fails-phenomenon\">SOH\uac00 \ub192\uc9c0\ub9cc \ubc30\ud130\ub9ac\uac00 \uc5ec\uc804\ud788 \uc2e4\ud328\ud558\ub294 \ud604\uc0c1<\/h3><p>\uc800\ub294 \uc774\ub97c \"\uac70\uc9d3 \ud76c\ub9dd \uc99d\ud6c4\uad70\"\uc774\ub77c\uace0 \ubd80\ub985\ub2c8\ub2e4. \ubc30\ud130\ub9ac \uc218\uce58\ub294 \uad1c\ucc2e\uc9c0\ub9cc \uc5f4 \uc2a4\ud2b8\ub808\uc2a4, \uc218\uc0c1 \ub3cc\uae30 \uc131\uc7a5 \ub610\ub294 \uae30\ubcf8 SOH \uc9c0\ud45c\uc5d0\ub294 \ubcf4\uc774\uc9c0 \uc54a\ub294 \uc138\ud3ec \ubd88\uade0\ud615\uc73c\ub85c \uc778\ud574 \ubc30\ud130\ub9ac\uac00 \uace0\uc7a5\ub0a0 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc800\ub294 SOH\uac00 \ub192\uc740 \ubc30\ud130\ub9ac\uac00 \uc0ac\uc774\ud074 \uc911\uac04\uc5d0 \uac11\uc790\uae30 \uc218\uba85\uc774 \ub2e4\ud558\ub294 \uac83\uc744 \ubaa9\uaca9\ud588\ub294\ub370, \uc774\ub294 \uc2e4\ub9dd\uc2a4\ub7fd\uace0 \ube44\uc6a9\uc774 \ub9ce\uc774 \ub4e4\uba70 \uc704\ud5d8\ud588\uc2b5\ub2c8\ub2e4.<\/p><h3 class=\"wp-block-heading\" id=\"trusting-the-bms-blindly\">BMS\ub97c \ub9f9\ubaa9\uc801\uc73c\ub85c \uc2e0\ub8b0\ud558\uae30<\/h3><p>\uc5c5\uacc4\uc5d0\uc11c\ub294 BMS\uac00 \uacc4\uc0b0\ud558\ub294 SOH\uc758 \ud3b8\ub9ac\ud568\uc744 \uc88b\uc544\ud569\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \uc774\ub7ec\ud55c \uc218\uce58\ub294 \ub3c5\ub9bd\uc801\uc73c\ub85c \uad50\ucc28 \ud655\uc778\ud558\uc9c0 \uc54a\uc73c\uba74 \uc624\ud574\uc758 \uc18c\uc9c0\uac00 \uc788\uac70\ub098 \uc644\uc804\ud788 \ud2c0\ub9b4 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc704\ud5d8 \ud5c8\uc6a9 \ubc94\uc704\uac00 \ub0ae\uc740 2\ucc28 \uc218\uba85 \ubc30\ud130\ub9ac \uc2dc\uc7a5\uc5d0\uc11c\ub294 \uad6c\ub9e4\uc790\uac00 \ub3c5\ub9bd\uc801\uc778 \uc9c4\ub2e8\uc744 \uac74\ub108\ub6f4 \uac83\uc744 \ud6c4\ud68c\ud558\ub294 \uacbd\uc6b0\uac00 \ub9ce\uc2b5\ub2c8\ub2e4. \uc2e0\ub8b0\ud558\ub418 \ud655\uc778\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p><h2 class=\"wp-block-heading\" id=\"soh-in-the-battery-lifecycle-from-sale-to-second-life\">\ubc30\ud130\ub9ac \uc218\uba85 \uc8fc\uae30\uc758 SOH: \ud310\ub9e4\uc5d0\uc11c \uc138\ucee8\ub4dc \ub77c\uc774\ud504\uae4c\uc9c0<\/h2><h3 class=\"wp-block-heading\" id=\"soh-in-warranty-leasing-and-resale-decisions\">\ubcf4\uc99d, \ub9ac\uc2a4 \ubc0f \uc7ac\ud310\ub9e4 \uacb0\uc815\uc5d0\uc11c\uc758 SOH<\/h3><p>\ubc30\ud130\ub9ac SOH\ub294 \uc7ac\ud310\ub9e4 \ubc0f \ubcf4\uc99d \uc815\ucc45\uc744 \ub4b7\ubc1b\uce68\ud558\ub294 \uacbd\uc6b0\uac00 \ub9ce\uc2b5\ub2c8\ub2e4. OEM\uc740 \uc77c\ubc18\uc801\uc73c\ub85c \ubcf4\uc99d\uc774 \ub9cc\ub8cc\ub418\uac70\ub098 \ub9ac\uc2a4 \uc870\uac74\uc774 \ubcc0\uacbd\ub418\ub294 70% \uc774\ud558\uc758 \ubca4\uce58\ub9c8\ud06c\ub97c \uc124\uc815\ud569\ub2c8\ub2e4. \ubcf4\ud5d8\uc0ac\ub3c4 \ube44\uc2b7\ud55c \uae30\uc900\uc744 \uc0ac\uc6a9\ud569\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \uc774\ub7ec\ud55c \uae30\uc900\uc740 \ubbf8\ubb18\ud55c \uc2e4\uc81c \uc0ac\uc6a9\uc774\ub098 \ub0a8\uc6a9\uc744 \ud3ec\ucc29\ud558\uae30 \uc5b4\ub824\uc6b4 \ubb34\ub518 \ub3c4\uad6c\uc785\ub2c8\ub2e4.<\/p><h3 class=\"wp-block-heading\" id=\"how-soh-affects-battery-repurposing-ev-to-ess-\">SOH\uac00 \ubc30\ud130\ub9ac \uc6a9\ub3c4 \ubcc0\uacbd(EV\uc5d0\uc11c ESS\ub85c)\uc5d0 \ubbf8\uce58\ub294 \uc601\ud5a5<\/h3><p>\ubc30\ud130\ub9ac\uc758 \uc6a9\ub3c4\ub97c \ubcc0\uacbd\ud558\ub824\uba74 \uc5c4\uaca9\ud55c SOH \uac80\uc0ac\uac00 \ud544\uc694\ud569\ub2c8\ub2e4. \uc800\ub294 65% SOH\uc758 \uc804\uae30\ucc28 \ubc30\ud130\ub9ac\ub97c \uc0c1\uc5c5\uc6a9 \ud0dc\uc591\uad11 ESS\uc5d0 \uc7ac\uc0ac\uc6a9\ud558\ub294 \ud504\ub85c\uc81d\ud2b8\ub97c \uae30\uc5b5\ud569\ub2c8\ub2e4. \ucd08\uae30 \ud14c\uc2a4\ud2b8\ub294 \uc720\ub9dd\ud574 \ubcf4\uc600\uc9c0\ub9cc \uc608\uc0c1\uce58 \ubabb\ud55c \uc0ac\uc774\ud074\ub9c1\uc73c\ub85c \uc778\ud574 \uc131\ub2a5 \uc800\ud558\uac00 \uac00\uc18d\ud654\ub418\uc5b4 \uc7ac\uc0ac\uc6a9\uc740 \ub2e8\uc21c\ud788 SOH \uc801\uc6a9 \ubb38\uc81c\ub9cc\uc774 \uc544\ub2c8\ub77c\ub294 \uc810\uc744 \uc0c1\uae30\uc2dc\ucf1c \uc8fc\uc5c8\uc2b5\ub2c8\ub2e4.<\/p><h2 class=\"wp-block-heading\" id=\"conclusion\">\uacb0\ub860<\/h2><p>SOH\ub294 \ubc30\ud130\ub9ac \uc0c1\ud0dc\uc758 \ud575\uc2ec \uc9c0\ud45c\uc774\uc790 \uc548\uc804, \uc131\ub2a5, \uac00\uce58\ub97c \ub098\ud0c0\ub0b4\ub294 \uc911\uc694\ud55c \uc9c0\ud45c\uc785\ub2c8\ub2e4. \ud558\uc9c0\ub9cc \uc774 \uc218\uce58\ub97c \uc561\uba74 \uadf8\ub300\ub85c \ubc1b\uc544\ub4e4\uc774\uc9c0 \ub9c8\uc138\uc694. \ud56d\uc0c1 \ubb3c\uc5b4\ubcf4\uc138\uc694:&nbsp;<em>\ubc29\ubc95<\/em>&nbsp;SOH\ub97c \uce21\uc815\ud588\ub098\uc694? \uc5b4\ub5a4 \uc870\uac74\uc5d0\uc11c \uce21\uc815\ud588\ub098\uc694? \uc81c \uacbd\ud5d8\uc5d0 \ub530\ub974\uba74 \ub300\uc2dc\ubcf4\ub4dc\uc758 SOH \uc218\uce58\ub294 \uc2dc\uc791\uc810\uc5d0 \ubd88\uacfc\ud569\ub2c8\ub2e4. \ub354 \uc790\uc138\ud788 \uc0b4\ud3b4\ubcf4\uc138\uc694. \ud655\uc778\ud569\ub2c8\ub2e4. \ubc30\ud130\ub9ac\ub294 \uac70\uc9d3\ub9d0\uc744 \ud558\uc9c0 \uc54a\uc9c0\ub9cc, \ubc30\ud130\ub9ac\ub97c \ud574\uc11d\ud558\ub294 \uc0ac\ub78c\ub4e4\uc740 \ub54c\ub54c\ub85c \uac70\uc9d3\ub9d0\uc744 \ud558\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4.<\/p><h2 class=\"wp-block-heading\" id=\"faq\">\uc790\uc8fc \ubb3b\ub294 \uc9c8\ubb38<\/h2><p><strong>Q1. SOH\uc640 SOC\uc758 \ucc28\uc774\uc810\uc740 \ubb34\uc5c7\uc778\uac00\uc694?<\/strong>\u00a0<\/p><p>SOC\ub294 \ub0a8\uc740 \ucda9\uc804\ub7c9\uc744 \uc54c\ub824\uc90d\ub2c8\ub2e4.\u00a0<em>\uc9c0\uae08 \ubc14\ub85c<\/em>-\uac00\uc2a4 \uac8c\uc774\uc9c0\ucc98\ub7fc \ub9d0\uc774\uc8e0. SOH\uac00 \uc54c\ub824\uc8fc\ub294 \ubc29\ubc95\u00a0<em>\uac74\uac15<\/em>\u00a0\ubc30\ud130\ub9ac \uc0c1\ud0dc\ub294 \uc5d4\uc9c4 \uc0c1\ud0dc\uc640 \uac19\uc2b5\ub2c8\ub2e4.<\/p><p><strong>Q2. \"\uc591\ud638\ud55c\" SOH \uac12\uc774\ub780 \ubb34\uc5c7\uc778\uac00\uc694?<\/strong>\u00a0<\/p><p>80% \uc774\uc0c1\uc740 \uc77c\ubc18\uc801\uc73c\ub85c \ubc30\ud130\ub9ac\uac00 \uac74\uac15\ud558\ub2e4\ub294 \uc758\ubbf8\uc785\ub2c8\ub2e4. 70% \ubbf8\ub9cc\uc774\uba74 \ub178\ud6c4\ud654\ub418\uc5c8\uac70\ub098 \uc8fc\ub85c \uc911\uace0\ud488\uc73c\ub85c \uc0ac\uc6a9\ud558\uae30\uc5d0 \uc801\ud569\ud558\ub2e4\ub294 \uc2e0\ud638\uc785\ub2c8\ub2e4.<\/p><p><strong>Q3. SOH\ub97c \uc7ac\uc124\uc815\ud558\uac70\ub098 \uc704\uc870\ud560 \uc218 \uc788\ub098\uc694?<\/strong>\u00a0<\/p><p>\ubb3c\ub860\uc785\ub2c8\ub2e4. \ud38c\uc6e8\uc5b4 \ud574\ud0b9\uc774\ub098 \ubcf4\uc815 \ud2b8\ub9ad\uc73c\ub85c \uc778\ud574 SOH \uc218\uce58\uac00 \ubd80\ud480\ub824\uc9c8 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub3c5\ub9bd\uc801\uc778 \ud14c\uc2a4\ud2b8\uac00 \ucd5c\uc120\uc758 \uc548\uc804\uc7a5\uce58\uc785\ub2c8\ub2e4.<\/p><p><strong>Q4. \uc628\ub3c4\ub294 SOH\uc5d0 \uc5b4\ub5a4 \uc601\ud5a5\uc744 \ubbf8\uce58\ub098\uc694?<\/strong>\u00a0<\/p><p>\uace0\uc628\uc740 \ud654\ud559\uc801 \ubd84\ud574\ub97c \uac00\uc18d\ud654\ud558\uace0 \ub0b4\ubd80 \uc800\ud56d\uc744 \uc99d\uac00\uc2dc\ucf1c \ubcf4\uc815\ud558\uc9c0 \uc54a\uc73c\uba74 SOH\ub97c \uc65c\uace1\ud569\ub2c8\ub2e4.<\/p><p><strong>Q5. \ub9ac\ud2ac \uc774\uc628 \ud654\ud559(\uc608: LFP\uc640 NMC)\uc5d0 \ub530\ub77c SOH\uac00 \ub2e4\ub978\uac00\uc694?<\/strong>\u00a0<\/p><p>\uc608. LFP \ubc30\ud130\ub9ac\ub294 NMC \ub610\ub294 LCO \ubc30\ud130\ub9ac\ubcf4\ub2e4 \ub354 \ub290\ub9ac\uc9c0\ub9cc \ub2e4\ub978 \ubc29\uc2dd\uc73c\ub85c \ubd84\ud574\ub418\uc5b4 SOH \uacc4\uc0b0 \ubc0f \ud574\uc11d\uc5d0 \uc601\ud5a5\uc744 \uc90d\ub2c8\ub2e4.<\/p><p><strong>Q6. \ubc30\ud130\ub9ac \uc548\uc804\uc131\uc744 \ud310\ub2e8\ud560 \ub54c SOH\uc5d0\ub9cc \uc758\uc874\ud574\ub3c4 \ub418\ub098\uc694?<\/strong>\u00a0<\/p><p>\uc544\ub2c8\uc694. SOH\ub294 \ud37c\uc990\uc758 \ud55c \uc870\uac01\uc77c \ubfd0\uc785\ub2c8\ub2e4. \uc0ac\uc774\ud074 \uc218, \uc628\ub3c4 \uc774\ub825, \uc0c1\uc138 \uc9c4\ub2e8\ub3c4 \uace0\ub824\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>","protected":false},"excerpt":{"rendered":"<p>\uc18c\uac1c \uac74\uac15 \uc0c1\ud0dc(SOH). \uac04\ub2e8\ud55c \ub450 \ub2e8\uc5b4\uc9c0\ub9cc \ubc30\ud130\ub9ac \uc138\uacc4\uc5d0\uc11c\ub294 \ube44\ubc00 \ucf54\ub4dc\uc640\ub3c4 \uac19\uc2b5\ub2c8\ub2e4. SOH\ub294 \ubc30\ud130\ub9ac\uac00 \uc5bc\ub9c8\ub098 '\uc801\ud569'\ud55c\uc9c0, \uc989 \uacf5\uc7a5\uc5d0\uc11c \uac13 \ucd9c\uace0\ub41c \uc0c1\ud0dc\uc5d0 \uc5bc\ub9c8\ub098 \uadfc\uc811\ud574 \uc788\ub294\uc9c0\ub97c \uc54c\ub824\uc90d\ub2c8\ub2e4. \uac04\ub2e8\ud574 \ubcf4\uc774\uc2dc\uc8e0? \ud558\uc9c0\ub9cc \uc18d\uc9c0 \ub9c8\uc138\uc694. SOH\ub294 \uc804\uae30\ucc28 \uc7ac\ud310\ub9e4 \uac00\uaca9 \ucc45\uc815\uc5d0\uc11c \uc758\uc0ac \uacb0\uc815\uc758 \uc131\ud328\ub97c \uc88c\uc6b0\ud558\ub294 \uc9c0\ud45c\uc785\ub2c8\ub2e4.<\/p>","protected":false},"author":1,"featured_media":1242,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"rank_math_lock_modified_date":false,"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"footnotes":""},"categories":[19,26],"tags":[],"class_list":["post-4446","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news_catalog","category-product-news"],"_links":{"self":[{"href":"https:\/\/www.kmdpower.com\/ko\/wp-json\/wp\/v2\/posts\/4446","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.kmdpower.com\/ko\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.kmdpower.com\/ko\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.kmdpower.com\/ko\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.kmdpower.com\/ko\/wp-json\/wp\/v2\/comments?post=4446"}],"version-history":[{"count":1,"href":"https:\/\/www.kmdpower.com\/ko\/wp-json\/wp\/v2\/posts\/4446\/revisions"}],"predecessor-version":[{"id":4447,"href":"https:\/\/www.kmdpower.com\/ko\/wp-json\/wp\/v2\/posts\/4446\/revisions\/4447"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.kmdpower.com\/ko\/wp-json\/wp\/v2\/media\/1242"}],"wp:attachment":[{"href":"https:\/\/www.kmdpower.com\/ko\/wp-json\/wp\/v2\/media?parent=4446"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.kmdpower.com\/ko\/wp-json\/wp\/v2\/categories?post=4446"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.kmdpower.com\/ko\/wp-json\/wp\/v2\/tags?post=4446"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}