{"id":7647,"date":"2026-06-16T15:29:24","date_gmt":"2026-06-16T07:29:24","guid":{"rendered":"https:\/\/www.jodoo.com\/blog\/?p=7647"},"modified":"2026-07-13T10:54:29","modified_gmt":"2026-07-13T02:54:29","slug":"giam-san-xuat-mttr","status":"publish","type":"post","link":"https:\/\/www.jodoo.com\/blog\/vi-vn\/reduce-mttr-manufacturing","title":{"rendered":"MTTR: \u00dd ngh\u0129a, c\u00f4ng th\u1ee9c v\u00e0 c\u00e1ch gi\u1ea3m th\u1eddi gian s\u1eeda ch\u1eefa trong s\u1ea3n xu\u1ea5t"},"content":{"rendered":"

<\/span>Gi\u1edbi thi\u1ec7u: MTTR c\u00f3 ngh\u0129a l\u00e0 g\u00ec trong s\u1ea3n xu\u1ea5t th\u1ef1c t\u1ebf<\/span><\/h2>\n\n\n\n

M\u1ed9t s\u1ef1 c\u1ed1 thi\u1ebft b\u1ecb duy nh\u1ea5t c\u00f3 th\u1ec3 l\u00e0m ng\u1eebng to\u00e0n b\u1ed9 d\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t, nh\u01b0ng chi ph\u00ed cao nh\u1ea5t th\u01b0\u1eddng \u0111\u1ebfn t\u1eeb th\u1eddi gian kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1. T\u1ea1i nhi\u1ec1u nh\u00e0 m\u00e1y, ch\u1ec9 m\u1ed9t gi\u1edd ng\u1eebng ho\u1ea1t \u0111\u1ed9ng ngo\u00e0i k\u1ebf ho\u1ea1ch c\u00f3 th\u1ec3 g\u00e2y thi\u1ec7t h\u1ea1i h\u00e0ng ngh\u00ecn \u0111\u00f4 la do s\u1ea3n l\u01b0\u1ee3ng gi\u1ea3m, gi\u00e1n \u0111o\u1ea1n lao \u0111\u1ed9ng v\u00e0 ch\u1eadm tr\u1ec5 giao h\u00e0ng. \u0110\u00f3 l\u00e0 l\u00fd do t\u1ea1i sao MTTR (Th\u1eddi gian s\u1eeda ch\u1eefa trung b\u00ecnh)<\/a><\/strong> \u0110i\u1ec1u n\u00e0y r\u1ea5t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi d\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t: n\u00f3 cho b\u1ea1n bi\u1ebft, m\u1ed9t c\u00e1ch th\u1ef1c t\u1ebf, \u0111\u1ed9i ng\u0169 c\u1ee7a b\u1ea1n c\u00f3 th\u1ec3 kh\u00f4i ph\u1ee5c thi\u1ebft b\u1ecb nhanh nh\u01b0 th\u1ebf n\u00e0o sau khi x\u1ea3y ra s\u1ef1 c\u1ed1.<\/p>\n\n\n\n

MTTR l\u00e0 th\u1eddi gian trung b\u00ecnh c\u1ea7n thi\u1ebft \u0111\u1ec3 ch\u1ea9n \u0111o\u00e1n l\u1ed7i, s\u1eeda ch\u1eefa s\u1ef1 c\u1ed1, x\u00e1c minh vi\u1ec7c kh\u1eafc ph\u1ee5c v\u00e0 \u0111\u01b0a thi\u1ebft b\u1ecb tr\u1edf l\u1ea1i ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng. \u0110\u1ed1i v\u1edbi c\u00e1c nh\u00e0 qu\u1ea3n l\u00fd b\u1ea3o tr\u00ec v\u00e0 l\u00e3nh \u0111\u1ea1o nh\u00e0 m\u00e1y, \u0111\u00e2y l\u00e0 m\u1ed9t ch\u1ec9 s\u1ed1 th\u1ef1c t\u1ebf cho th\u1ea5y li\u1ec7u vi\u1ec7c x\u1eed l\u00fd s\u1ef1 c\u1ed1 c\u00f3 \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n m\u1ed9t c\u00e1ch c\u00f3 k\u1ef7 lu\u1eadt, c\u00f3 th\u1ec3 l\u1eb7p l\u1ea1i v\u00e0 \u0111\u1ee7 nhanh \u0111\u1ec3 b\u1ea3o v\u1ec7 n\u0103ng su\u1ea5t hay kh\u00f4ng.<\/p>\n\n\n\n

B\u00e0i vi\u1ebft n\u00e0y t\u1eadp trung v\u00e0o m\u1ed9t c\u00e2u h\u1ecfi c\u1ed1t l\u00f5i: l\u00e0m th\u1ebf n\u00e0o c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t c\u00f3 th\u1ec3 \u0111o l\u01b0\u1eddng th\u1eddi gian s\u1eeda ch\u1eefa m\u1ed9t c\u00e1ch nh\u1ea5t qu\u00e1n, t\u00ednh to\u00e1n MTTR<\/a><\/strong> L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh ch\u00ednh x\u00e1c v\u00e0 gi\u1ea3m thi\u1ec3u th\u1eddi gian s\u1eeda ch\u1eefa trung b\u00ecnh trong ho\u1ea1t \u0111\u1ed9ng h\u00e0ng ng\u00e0y? Ch\u00fang ta s\u1ebd ph\u00e2n t\u00edch c\u00f4ng th\u1ee9c, l\u00e0m r\u00f5 s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa MTTR v\u1edbi c\u00e1c ch\u1ec9 s\u1ed1 nh\u01b0 th\u1eddi gian ph\u1ea3n h\u1ed3i v\u00e0 \u0111\u1ed9 tin c\u1eady, v\u00e0 ch\u1ec9 ra l\u00fd do t\u1ea1i sao th\u1eddi gian s\u1eeda ch\u1eefa cao th\u01b0\u1eddng xu\u1ea5t ph\u00e1t t\u1eeb quy tr\u00ecnh l\u00e0m vi\u1ec7c y\u1ebfu k\u00e9m, h\u1ed3 s\u01a1 th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng kh\u00f4ng \u0111\u1ea7y \u0111\u1ee7 v\u00e0 vi\u1ec7c chuy\u1ec3n giao ch\u1eadm ch\u1ea1p\u2014kh\u00f4ng ch\u1ec9 do s\u1ef1 ph\u1ee9c t\u1ea1p v\u1ec1 m\u1eb7t k\u1ef9 thu\u1eadt.<\/p>\n\n\n\n

<\/span>C\u00e1ch t\u00ednh MTTR<\/span><\/h2>\n\n\n\n

<\/span>C\u00f4ng th\u1ee9c MTTR c\u01a1 b\u1ea3n<\/span><\/h3>\n\n\n\n

C\u00e1i MTTR<\/a> <\/strong>C\u00f4ng th\u1ee9c r\u1ea5t \u0111\u01a1n gi\u1ea3n: T\u1ed5ng th\u1eddi gian s\u1eeda ch\u1eefa cho c\u00e1c l\u1ed7i ngo\u00e0i k\u1ebf ho\u1ea1ch \u00f7 s\u1ed1 l\u1ea7n s\u1eeda ch\u1eefa<\/strong>. Trong s\u1ea3n xu\u1ea5t, th\u00e1ch th\u1ee9c ch\u00ednh th\u01b0\u1eddng kh\u00f4ng n\u1eb1m \u1edf ph\u00e9p to\u00e1n m\u00e0 l\u00e0 \u1edf b\u1ed9 quy t\u1eafc t\u00ednh to\u00e1n th\u1eddi gian. N\u1ebfu nh\u00f3m c\u1ee7a b\u1ea1n kh\u00f4ng x\u00e1c \u0111\u1ecbnh c\u00f9ng m\u1ed9t \u0111i\u1ec3m b\u1eaft \u0111\u1ea7u v\u00e0 k\u1ebft th\u00fac m\u1ed7i l\u1ea7n, ph\u00e9p t\u00ednh MTTR c\u1ee7a b\u1ea1n s\u1ebd kh\u00f4ng \u0111\u1ee7 tin c\u1eady \u0111\u1ec3 h\u1ed7 tr\u1ee3 l\u1eadp k\u1ebf ho\u1ea1ch b\u1ea3o tr\u00ec ho\u1eb7c gi\u1ea3m th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng.<\/p>\n\n\n\n

\u0110\u1ed1i v\u1edbi h\u1ea7u h\u1ebft c\u00e1c nh\u00e0 m\u00e1y, MTTR ch\u1ec9 n\u00ean \u0111\u01b0\u1ee3c t\u00ednh to\u00e1n d\u1ef1a tr\u00ean c\u00e1c s\u1ef1 c\u1ed1 h\u1ecfng h\u00f3c ngo\u00e0i k\u1ebf ho\u1ea1ch \u0111\u1ed1i v\u1edbi thi\u1ebft b\u1ecb c\u00f3 th\u1ec3 b\u1ea3o tr\u00ec. \u0110i\u1ec1u n\u00e0y gi\u00fap ch\u1ec9 s\u1ed1 t\u1eadp trung v\u00e0o vi\u1ec7c kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1 th\u1ef1c t\u1ebf ch\u1ee9 kh\u00f4ng ph\u1ea3i b\u1ea3o tr\u00ec \u0111\u1ecbnh k\u1ef3, thay \u0111\u1ed5i c\u1ea5u h\u00ecnh ho\u1eb7c c\u00e1c s\u1eeda \u0111\u1ed5i k\u1ef9 thu\u1eadt. N\u1ebfu b\u1ea1n k\u1ebft h\u1ee3p c\u00e1c ho\u1ea1t \u0111\u1ed9ng \u0111\u00f3, k\u1ebft qu\u1ea3 c\u00f3 th\u1ec3 tr\u00f4ng ch\u00ednh x\u00e1c, nh\u01b0ng n\u00f3 s\u1ebd kh\u00f4ng ph\u1ea3n \u00e1nh hi\u1ec7u su\u1ea5t s\u1eeda ch\u1eefa th\u1ef1c s\u1ef1.<\/p>\n\n\n\n

<\/span>Nh\u1eefng y\u1ebfu t\u1ed1 n\u00e0o n\u00ean \u0111\u01b0\u1ee3c t\u00ednh v\u00e0o th\u1eddi gian MTTR?<\/span><\/h3>\n\n\n\n

M\u1ed9t quy t\u1eafc th\u1ef1c ti\u1ec5n t\u1ea1i nh\u00e0 m\u00e1y l\u00e0 b\u1eaft \u0111\u1ea7u t\u00ednh th\u1eddi gian khi s\u1ef1 c\u1ed1 \u0111\u01b0\u1ee3c b\u00e1o c\u00e1o ho\u1eb7c khi m\u00e1y d\u1eebng ho\u1ea1t \u0111\u1ed9ng v\u00e0 \u0111\u01b0\u1ee3c x\u00e1c nh\u1eadn l\u00e0 c\u00f3 s\u1ef1 c\u1ed1, sau \u0111\u00f3 d\u1eebng t\u00ednh th\u1eddi gian khi thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c ki\u1ec3m tra v\u00e0 \u0111\u01b0a tr\u1edf l\u1ea1i s\u1ea3n xu\u1ea5t b\u00ecnh th\u01b0\u1eddng. \u1ede h\u1ea7u h\u1ebft c\u00e1c nh\u00e0 m\u00e1y, \u0111i\u1ec1u \u0111\u00f3 c\u00f3 ngh\u0129a l\u00e0 th\u1eddi gian MTTR bao g\u1ed3m vi\u1ec7c b\u00e1o c\u00e1o l\u1ed7i, \u0111i\u1ec1u \u0111\u1ed9ng k\u1ef9 thu\u1eadt vi\u00ean, ch\u1ea9n \u0111o\u00e1n, s\u1eeda ch\u1eefa, ki\u1ec3m tra v\u00e0 x\u00e1c minh kh\u1edfi \u0111\u1ed9ng l\u1ea1i. \u0110\u00e2y l\u00e0 ph\u01b0\u01a1ng ph\u00e1p h\u1eefu \u00edch nh\u1ea5t khi m\u1ee5c ti\u00eau c\u1ee7a b\u1ea1n l\u00e0 theo d\u00f5i ch\u00ednh x\u00e1c th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng c\u1ee7a thi\u1ebft b\u1ecb t\u1eeb khi x\u1ea3y ra s\u1ef1 c\u1ed1 \u0111\u1ebfn khi \u0111\u01b0\u1ee3c kh\u1eafc ph\u1ee5c.<\/p>\n\n\n\n

\"S\u01a1<\/figure>\n\n\n\n

M\u1ed9t s\u1ed1 nh\u00f3m ch\u1ecdn c\u00e1ch lo\u1ea1i tr\u1eeb kho\u1ea3ng th\u1eddi gian ch\u1edd \u0111\u1ee3i tr\u01b0\u1edbc khi k\u1ef9 thu\u1eadt vi\u00ean \u0111\u1ebfn v\u00e0 theo d\u00f5i kho\u1ea3ng th\u1eddi gian \u0111\u00f3 ri\u00eang bi\u1ec7t. th\u1eddi gian ph\u1ea3n h\u1ed3i b\u1ea3o tr\u00ec<\/strong>. \u0110i\u1ec1u \u0111\u00f3 c\u00f3 th\u1ec3 \u0111\u00fang, nh\u01b0ng ch\u1ec9 khi quy t\u1eafc \u0111\u01b0\u1ee3c ghi ch\u00e9p l\u1ea1i v\u00e0 \u00e1p d\u1ee5ng nh\u1ea5t qu\u00e1n tr\u00ean t\u1ea5t c\u1ea3 c\u00e1c t\u00e0i s\u1ea3n, ca l\u00e0m vi\u1ec7c v\u00e0 \u0111\u1ecba \u0111i\u1ec3m. N\u1ebfu m\u1ed9t d\u00f2ng bao g\u1ed3m \u0111\u1ed9 tr\u1ec5 ph\u1ea3n h\u1ed3i v\u00e0 d\u00f2ng kh\u00e1c th\u00ec kh\u00f4ng, c\u00e1c con s\u1ed1 MTTR c\u1ee7a b\u1ea1n s\u1ebd kh\u00f4ng th\u1ec3 so s\u00e1nh \u0111\u01b0\u1ee3c.<\/p>\n\n\n\n

<\/span>V\u00ed d\u1ee5 \u0111\u01a1n gi\u1ea3n v\u1ec1 c\u00e1ch t\u00ednh MTTR<\/span><\/h3>\n\n\n\n

H\u00e3y xem x\u00e9t m\u1ed9t m\u00e1y \u0111\u00f3ng g\u00f3i th\u00f9ng carton b\u1ecb h\u1ecfng ba l\u1ea7n trong m\u1ed9t th\u00e1ng. Trong l\u1ea7n \u0111\u1ea7u ti\u00ean, m\u00e1y d\u1eebng l\u00fac 9:10 v\u00e0 ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh tr\u1edf l\u1ea1i l\u00fac 10:00, trong 50 ph\u00fat. Trong l\u1ea7n th\u1ee9 hai, m\u00e1y d\u1eebng l\u00fac 14:20 v\u00e0 kh\u1edfi \u0111\u1ed9ng l\u1ea1i l\u00fac 15:05, trong 45 ph\u00fat; trong l\u1ea7n th\u1ee9 ba, m\u00e1y d\u1eebng l\u00fac 21:40 v\u00e0 ho\u1ea1t \u0111\u1ed9ng tr\u1edf l\u1ea1i l\u00fac 22:55, trong 75 ph\u00fat.<\/p>\n\n\n\n

T\u1ed5ng th\u1eddi gian s\u1eeda ch\u1eefa l\u00e0 50 + 45 + 75 = 170 ph\u00fat. S\u1ed1 l\u1ea7n s\u1eeda ch\u1eefa l\u00e0 3, v\u00ec v\u1eady ph\u00e9p t\u00ednh MTTR l\u00e0 170 \u00f7 3 = 56,7 ph\u00fat. Trong b\u00e1o c\u00e1o, h\u1ea7u h\u1ebft c\u00e1c nh\u00e0 m\u00e1y s\u1ebd l\u00e0m tr\u00f2n th\u00e0nh 57 ph\u00fat MTTR cho m\u00e1y \u0111\u00f3 trong su\u1ed1t k\u1ef3.<\/p>\n\n\n\n

<\/span>C\u00e1c quy t\u1eafc v\u1ec1 th\u1eddi gian nh\u1eb1m ng\u0103n ng\u1eeba d\u1eef li\u1ec7u x\u1ea5u<\/span><\/h3>\n\n\n\n

Nh\u00f3m c\u1ee7a b\u1ea1n n\u00ean ghi r\u00f5 m\u1ed9t ti\u00eau chu\u1ea9n chung v\u1ec1 th\u1eddi \u0111i\u1ec3m b\u1eaft \u0111\u1ea7u v\u00e0 k\u1ebft th\u00fac t\u00ednh gi\u1edd. V\u00ed d\u1ee5, b\u1eaft \u0111\u1ea7u t\u1eeb "s\u1ef1 c\u1ed1 \u0111\u01b0\u1ee3c ghi nh\u1eadn trong h\u1ec7 th\u1ed1ng b\u1ea3o tr\u00ec" v\u00e0 k\u1ebft th\u00fac khi "m\u00e1y m\u00f3c v\u01b0\u1ee3t qua b\u00e0i ki\u1ec3m tra ch\u1ee9c n\u0103ng v\u00e0 \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o s\u1ea3n xu\u1ea5t". Quy t\u1eafc \u0111\u00f3 quan tr\u1ecdng h\u01a1n vi\u1ec7c con s\u1ed1 c\u1ee7a b\u1ea1n cao h\u01a1n hay th\u1ea5p h\u01a1n m\u1ed9t ch\u00fat, b\u1edfi v\u00ec t\u00ednh nh\u1ea5t qu\u00e1n<\/strong> \u0110\u00f3 ch\u00ednh l\u00e0 \u0111i\u1ec1u l\u00e0m cho ph\u00e2n t\u00edch xu h\u01b0\u1edbng tr\u1edf n\u00ean h\u1eefu \u00edch.<\/p>\n\n\n\n

N\u00f3 c\u0169ng gi\u00fap x\u00e1c \u0111\u1ecbnh r\u00f5 nh\u1eefng g\u00ec kh\u00f4ng<\/strong> thu\u1ed9c v\u1ec1 MTTR<\/a><\/strong>. Vi\u1ec7c b\u1ea3o tr\u00ec ph\u00f2ng ng\u1eeba theo k\u1ebf ho\u1ea1ch, c\u00f4ng vi\u1ec7c ng\u1eebng ho\u1ea1t \u0111\u1ed9ng \u0111\u1ecbnh k\u1ef3 v\u00e0 c\u00e1c d\u1ef1 \u00e1n c\u1ea3i ti\u1ebfn n\u00ean n\u1eb1m ngo\u00e0i ch\u1ec9 s\u1ed1 n\u00e0y tr\u1eeb khi nh\u00e0 m\u00e1y c\u1ee7a b\u1ea1n c\u1ed1 \u00fd s\u1eed d\u1ee5ng th\u01b0\u1edbc \u0111o th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng r\u1ed9ng h\u01a1n. N\u1ebfu m\u1ee5c \u0111\u00edch c\u1ee7a b\u1ea1n l\u00e0 gi\u1ea3m MTTR (Th\u1eddi gian trung b\u00ecnh \u0111\u1ec3 kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1), c\u00e1ch ti\u1ebfp c\u1eadn hi\u1ec7u qu\u1ea3 nh\u1ea5t l\u00e0 ch\u1ec9 t\u1eadp trung v\u00e0o c\u00e1c s\u1ef1 ki\u1ec7n kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1.<\/p>\n\n\n\n

<\/span>Nh\u1eefng l\u1ed7i th\u01b0\u1eddng g\u1eb7p khi t\u00ednh to\u00e1n MTTR<\/span><\/h3>\n\n\n\n

M\u1ed9t l\u1ed7i th\u01b0\u1eddng g\u1eb7p l\u00e0 s\u1eed d\u1ee5ng c\u00e1c m\u1ed1c th\u1eddi gian b\u1eaft \u0111\u1ea7u kh\u00e1c nhau gi\u1eefa c\u00e1c ca l\u00e0m vi\u1ec7c, ch\u1eb3ng h\u1ea1n nh\u01b0 m\u1ed9t gi\u00e1m s\u00e1t vi\u00ean ghi nh\u1eadt k\u00fd t\u1eeb th\u1eddi \u0111i\u1ec3m nh\u00e2n vi\u00ean v\u1eadn h\u00e0nh g\u1ecdi trong khi ng\u01b0\u1eddi kh\u00e1c ghi nh\u1eadt k\u00fd t\u1eeb th\u1eddi \u0111i\u1ec3m k\u1ef9 thu\u1eadt vi\u00ean \u0111\u1ebfn. M\u1ed9t l\u1ed7i kh\u00e1c l\u00e0 d\u1eebng b\u1ed9 \u0111\u1ebfm th\u1eddi gian \u1edf "s\u1eeda ch\u1eefa ho\u00e0n t\u1ea5t" ngay c\u1ea3 khi m\u00e1y m\u00f3c v\u1eabn c\u1ea7n ch\u1ea1y th\u1eed, \u0111i\u1ec1u ch\u1ec9nh th\u00f4ng s\u1ed1 ho\u1eb7c ki\u1ec3m tra ch\u1ea5t l\u01b0\u1ee3ng tr\u01b0\u1edbc khi th\u1ef1c s\u1ef1 \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o s\u1eed d\u1ee5ng. Nh\u1eefng kh\u00e1c bi\u1ec7t nh\u1ecf \u0111\u00f3 c\u00f3 th\u1ec3 l\u00e0m sai l\u1ec7ch xu h\u01b0\u1edbng h\u00e0ng th\u00e1ng v\u00e0 khi\u1ebfn m\u1ed9t khu v\u1ef1c n\u00e0o \u0111\u00f3 tr\u00f4ng t\u1ed1t h\u01a1n ho\u1eb7c t\u1ec7 h\u01a1n so v\u1edbi th\u1ef1c t\u1ebf.<\/p>\n\n\n\n

Sai l\u1ea7m th\u1ee9 hai l\u00e0 k\u1ebft h\u1ee3p c\u00e1c c\u00f4ng vi\u1ec7c \u0111\u00e3 l\u00ean k\u1ebf ho\u1ea1ch v\u1edbi c\u00e1c s\u1ef1 c\u1ed1 kh\u1ea9n c\u1ea5p trong c\u00f9ng m\u1ed9t b\u00e1o c\u00e1o. V\u00ed d\u1ee5, vi\u1ec7c thay th\u1ebf v\u00f2ng bi theo l\u1ecbch tr\u00ecnh hai gi\u1edd kh\u00f4ng n\u00ean \u0111\u01b0\u1ee3c t\u00ednh trung b\u00ecnh c\u00f9ng v\u1edbi c\u00e1c l\u1ea7n d\u1eebng m\u00e1y ngo\u00e0i k\u1ebf ho\u1ea1ch th\u1ef1c t\u1ebf n\u1ebfu b\u1ea1n mu\u1ed1n c\u00f3 c\u00e1i nh\u00ecn ch\u00ednh x\u00e1c v\u1ec1 t\u1ed1c \u0111\u1ed9 s\u1eeda ch\u1eefa. M\u00e3 h\u00f3a s\u1ef1 ki\u1ec7n r\u00f5 r\u00e0ng l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft n\u1ebfu b\u1ea1n mu\u1ed1n MTTR h\u1ed7 tr\u1ee3 c\u00e1c quy\u1ebft \u0111\u1ecbnh v\u1ec1 nh\u00e2n s\u1ef1, ph\u1ee5 t\u00f9ng thay th\u1ebf v\u00e0 c\u1ea3i ti\u1ebfn quy tr\u00ecnh thay v\u00ec ch\u1ec9 \u0111\u01a1n thu\u1ea7n l\u00e0 hi\u1ec3n th\u1ecb th\u00f4ng tin tr\u00ean b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n KPI.<\/p>\n\n\n\n

<\/span>MTTR so v\u1edbi MTBF, MTTF v\u00e0 Th\u1eddi gian ph\u1ea3n h\u1ed3i: M\u1ed7i ch\u1ec9 s\u1ed1 cho bi\u1ebft \u0111i\u1ec1u g\u00ec?<\/span><\/h2>\n\n\n\n

M\u1ed9t khi b\u1ea1n hi\u1ec3u MTTR<\/a> <\/strong>Sau khi \u0111\u00e3 x\u00e1c \u0111\u1ecbnh c\u00f4ng th\u1ee9c v\u00e0 quy t\u1eafc v\u1ec1 th\u1eddi gian, b\u01b0\u1edbc ti\u1ebfp theo l\u00e0 \u0111\u1ea3m b\u1ea3o b\u1ea1n kh\u00f4ng s\u1eed d\u1ee5ng MTTR \u0111\u1ec3 tr\u1ea3 l\u1eddi sai c\u00e2u h\u1ecfi. Th\u1eddi gian s\u1eeda ch\u1eefa trung b\u00ecnh (MTTR) cho b\u1ea1n bi\u1ebft nh\u00f3m c\u1ee7a b\u1ea1n kh\u00f4i ph\u1ee5c thi\u1ebft b\u1ecb nhanh nh\u01b0 th\u1ebf n\u00e0o sau khi x\u1ea3y ra s\u1ef1 c\u1ed1, nh\u01b0ng n\u00f3 kh\u00f4ng cho b\u1ea1n bi\u1ebft t\u1ea7n su\u1ea5t x\u1ea3y ra s\u1ef1 c\u1ed1 c\u1ee7a t\u00e0i s\u1ea3n \u0111\u00f3 ho\u1eb7c th\u1eddi gian ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh gi\u1eefa c\u00e1c l\u1ea7n h\u1ecfng h\u00f3c. \u0110\u00f3 l\u00e0 l\u00fd do t\u1ea1i sao c\u00e1c nh\u00e0 l\u00e3nh \u0111\u1ea1o b\u1ea3o tr\u00ec c\u1ea7n m\u1ed9t t\u1eadp h\u1ee3p nh\u1ecf c\u00e1c ch\u1ec9 s\u1ed1 li\u00ean quan, m\u1ed7i ch\u1ec9 s\u1ed1 g\u1eafn li\u1ec1n v\u1edbi m\u1ed9t quy\u1ebft \u0111\u1ecbnh v\u1eadn h\u00e0nh kh\u00e1c nhau.<\/p>\n\n\n\n

M\u1ed9t c\u00e1ch \u0111\u01a1n gi\u1ea3n \u0111\u1ec3 so s\u00e1nh ch\u00fang l\u00e0 nh\u01b0 sau: MTTR<\/strong> \u0111o t\u1ed1c \u0111\u1ed9 s\u1eeda ch\u1eefa, MTBF<\/a><\/strong> \u0110o l\u01b0\u1eddng \u0111\u1ed9 tin c\u1eady gi\u1eefa c\u00e1c l\u1ea7n h\u1ecfng h\u00f3c \u0111\u1ed1i v\u1edbi c\u00e1c t\u00e0i s\u1ea3n c\u00f3 th\u1ec3 s\u1eeda ch\u1eefa \u0111\u01b0\u1ee3c., MTTF<\/strong> \u0110o l\u01b0\u1eddng tu\u1ed5i th\u1ecd ho\u1ea1t \u0111\u1ed9ng d\u1ef1 ki\u1ebfn c\u1ee7a c\u00e1c m\u1eb7t h\u00e0ng kh\u00f4ng th\u1ec3 s\u1eeda ch\u1eefa, v\u00e0 th\u1eddi gian ph\u1ea3n h\u1ed3i b\u1ea3o tr\u00ec<\/strong> \u0110o l\u01b0\u1eddng t\u1ed1c \u0111\u1ed9 b\u1eaft \u0111\u1ea7u h\u00e0nh \u0111\u1ed9ng sau khi s\u1ef1 c\u1ed1 \u0111\u01b0\u1ee3c b\u00e1o c\u00e1o. Theo d\u00f5i th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng c\u1ee7a thi\u1ebft b\u1ecb h\u1ed7 tr\u1ee3 t\u1ea5t c\u1ea3 c\u00e1c ch\u1ec9 s\u1ed1 n\u00e0y b\u1eb1ng c\u00e1ch cung c\u1ea5p d\u1ea5u th\u1eddi gian v\u00e0 h\u1ed3 s\u01a1 l\u1ed7i c\u1ea7n thi\u1ebft \u0111\u1ec3 t\u00ednh to\u00e1n t\u1eebng ch\u1ec9 s\u1ed1 m\u1ed9t c\u00e1ch nh\u1ea5t qu\u00e1n. N\u1ebfu nh\u00f3m c\u1ee7a b\u1ea1n k\u1ebft h\u1ee3p c\u00e1c ch\u1ec9 s\u1ed1 n\u00e0y, ph\u00e2n t\u00edch c\u1ee7a b\u1ea1n s\u1ebd nhanh ch\u00f3ng ch\u1ec9 ra nguy\u00ean nh\u00e2n g\u1ed1c r\u1ec5 sai.<\/p>\n\n\n\n

\"Infographic<\/figure>\n\n\n\n

<\/span>MTTR: T\u1ed1c \u0111\u1ed9 kh\u00f4i ph\u1ee5c s\u1ea3n xu\u1ea5t<\/span><\/h3>\n\n\n\n

MTTR l\u00e0 ch\u1ec9 s\u1ed1 m\u00e0 c\u00e1c nh\u00e0 qu\u1ea3n l\u00fd nh\u00e0 m\u00e1y th\u01b0\u1eddng theo d\u00f5i khi mu\u1ed1n bi\u1ebft th\u1eddi gian m\u1ed9t s\u1ef1 c\u1ed1 khi\u1ebfn m\u00e1y m\u00f3c ng\u1eebng ho\u1ea1t \u0111\u1ed9ng. V\u1ec1 m\u1eb7t th\u1ef1c ti\u1ec5n, \u00fd ngh\u0129a c\u1ee7a MTTR r\u1ea5t \u0111\u01a1n gi\u1ea3n: trung b\u00ecnh m\u1ea5t bao nhi\u00eau th\u1eddi gian t\u1eeb khi b\u1eaft \u0111\u1ea7u s\u1ef1 c\u1ed1 s\u1eeda ch\u1eefa \u0111\u1ebfn khi m\u00e1y m\u00f3c \u0111\u01b0\u1ee3c x\u00e1c nh\u1eadn ho\u1ea1t \u0111\u1ed9ng tr\u1edf l\u1ea1i? Ch\u1ec9 s\u1ed1 n\u00e0y h\u1eefu \u00edch nh\u1ea5t khi m\u1ee5c ti\u00eau c\u1ee7a b\u1ea1n l\u00e0 c\u1ea3i thi\u1ec7n vi\u1ec7c kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1, th\u1ef1c hi\u1ec7n s\u1eeda ch\u1eefa, ti\u1ebfp c\u1eadn ph\u1ee5 t\u00f9ng thay th\u1ebf, chuy\u1ec3n giao c\u00f4ng vi\u1ec7c v\u00e0 k\u1ef7 lu\u1eadt kh\u1edfi \u0111\u1ed9ng l\u1ea1i h\u1ec7 th\u1ed1ng.<\/p>\n\n\n\n

D\u00e0nh cho c\u00e1c nh\u00e0 l\u00e3nh \u0111\u1ea1o \u0111i\u1ec1u h\u00e0nh, MTTR<\/strong><\/a> \u0111\u1eb7c bi\u1ec7t c\u00f3 gi\u00e1 tr\u1ecb khi t\u1ed5n th\u1ea5t \u0111\u1ea7u ra<\/strong> \u0110\u00e2y l\u00e0 m\u1ed1i quan ng\u1ea1i ch\u00ednh. N\u1ebfu hai d\u00e2y chuy\u1ec1n \u0111\u00f3ng g\u00f3i g\u1eb7p s\u1ef1 c\u1ed1 c\u00f9ng s\u1ed1 l\u1ea7n m\u1ed7i th\u00e1ng, nh\u01b0ng m\u1ed9t d\u00e2y chuy\u1ec1n m\u1ea5t 35 ph\u00fat \u0111\u1ec3 kh\u00f4i ph\u1ee5c v\u00e0 d\u00e2y chuy\u1ec1n kia m\u1ea5t 95 ph\u00fat, th\u00ec d\u00e2y chuy\u1ec1n th\u1ee9 hai s\u1ebd g\u00e2y ra s\u1ef1 gi\u00e1n \u0111o\u1ea1n l\u1ecbch tr\u00ecnh l\u1edbn h\u01a1n nhi\u1ec1u, ngay c\u1ea3 khi s\u1ed1 l\u1ea7n h\u1ecfng h\u00f3c l\u00e0 nh\u01b0 nhau. Trong tr\u01b0\u1eddng h\u1ee3p \u0111\u00f3, \u01b0u ti\u00ean kh\u00f4ng ph\u1ea3i l\u00e0 k\u1ef9 thu\u1eadt \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 tin c\u1eady tr\u01b0\u1edbc ti\u00ean, m\u00e0 l\u00e0 kh\u1ea3 n\u0103ng kh\u00f4i ph\u1ee5c nhanh h\u01a1n.<\/p>\n\n\n\n

<\/span>MTBF: T\u1ea7n su\u1ea5t h\u1ecfng h\u00f3c c\u1ee7a thi\u1ebft b\u1ecb c\u00f3 th\u1ec3 s\u1eeda ch\u1eefa<\/span><\/h3>\n\n\n\n

MTBF<\/a><\/strong>, MTTR, hay th\u1eddi gian trung b\u00ecnh gi\u1eefa c\u00e1c l\u1ea7n h\u1ecfng h\u00f3c, xem x\u00e9t th\u1eddi gian ho\u1ea1t \u0111\u1ed9ng gi\u1eefa m\u1ed9t l\u1ea7n h\u1ecfng h\u00f3c v\u00e0 l\u1ea7n h\u1ecfng h\u00f3c ti\u1ebfp theo tr\u00ean c\u00e1c t\u00e0i s\u1ea3n c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eeda ch\u1eefa v\u00e0 \u0111\u01b0a tr\u1edf l\u1ea1i ho\u1ea1t \u0111\u1ed9ng. Trong khi MTTR t\u1eadp trung v\u00e0o t\u1ed1c \u0111\u1ed9 ph\u1ee5c h\u1ed3i, MTBF t\u1eadp trung v\u00e0o... \u0111\u1ed9 tin c\u1eady<\/strong> V\u00e0 t\u1ea7n su\u1ea5t h\u1ecfng h\u00f3c<\/strong>. Ch\u1ec9 s\u1ed1 MTBF cao th\u01b0\u1eddng c\u00f3 ngh\u0129a l\u00e0 thi\u1ebft b\u1ecb ho\u1ea1t \u0111\u1ed9ng l\u00e2u h\u01a1n tr\u01b0\u1edbc khi b\u1ecb h\u1ecfng l\u1ea7n n\u1eefa.<\/p>\n\n\n\n

Ch\u1ec9 s\u1ed1 n\u00e0y h\u1eefu \u00edch nh\u1ea5t cho c\u00e1c k\u1ef9 s\u01b0 \u0111\u1ed9 tin c\u1eady, ng\u01b0\u1eddi l\u1eadp k\u1ebf ho\u1ea1ch b\u1ea3o tr\u00ec v\u00e0 qu\u1ea3n l\u00fd nh\u00e0 m\u00e1y khi quy\u1ebft \u0111\u1ecbnh n\u00ean t\u1eadp trung v\u00e0o h\u00e0nh \u0111\u1ed9ng ph\u00f2ng ng\u1eeba \u1edf \u0111\u00e2u. N\u1ebfu m\u1ed9t b\u0103ng t\u1ea3i c\u00f3 MTTR th\u1ea5p nh\u01b0ng MTBF c\u0169ng r\u1ea5t th\u1ea5p, c\u00e1c k\u1ef9 thu\u1eadt vi\u00ean c\u1ee7a b\u1ea1n c\u00f3 th\u1ec3 s\u1eeda ch\u1eefa n\u00f3 nhanh ch\u00f3ng, nh\u01b0ng thi\u1ebft b\u1ecb v\u1eabn h\u1ecfng h\u00f3c qu\u00e1 th\u01b0\u1eddng xuy\u00ean. Trong tr\u01b0\u1eddng h\u1ee3p \u0111\u00f3, m\u1ed9t ph\u00e9p t\u00ednh MTTR t\u1ed1t kh\u00f4ng c\u00f3 ngh\u0129a l\u00e0 thi\u1ebft b\u1ecb \u0111ang ho\u1ea1t \u0111\u1ed9ng t\u1ed1t; n\u00f3 ch\u1ec9 c\u00f3 ngh\u0129a l\u00e0 nh\u00f3m \u0111ang l\u00e0m vi\u1ec7c hi\u1ec7u qu\u1ea3 trong vi\u1ec7c kh\u00f4i ph\u1ee5c.<\/p>\n\n\n\n

<\/span>MTTF: Khi t\u00e0i s\u1ea3n ho\u1eb7c linh ki\u1ec7n kh\u00f4ng \u0111\u01b0\u1ee3c s\u1eeda ch\u1eefa<\/span><\/h3>\n\n\n\n

MTTF<\/strong>, Th\u1eddi gian ho\u1ea1t \u0111\u1ed9ng trung b\u00ecnh tr\u01b0\u1edbc khi h\u1ecfng (MET) \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho c\u00e1c b\u1ed9 ph\u1eadn th\u01b0\u1eddng \u0111\u01b0\u1ee3c thay th\u1ebf h\u01a1n l\u00e0 s\u1eeda ch\u1eefa. \u0110i\u1ec1u n\u00e0y th\u01b0\u1eddng \u00e1p d\u1ee5ng cho c\u00e1c linh ki\u1ec7n nh\u01b0 c\u1ea3m bi\u1ebfn, c\u1ea7u ch\u00ec v\u00e0 v\u00f2ng bi trong m\u1ed9t s\u1ed1 chi\u1ebfn l\u01b0\u1ee3c b\u1ea3o tr\u00ec nh\u1ea5t \u0111\u1ecbnh, ho\u1eb7c c\u00e1c m\u00f4-\u0111un \u0111i\u1ec7n t\u1eed gi\u00e1 r\u1ebb m\u00e0 vi\u1ec7c thay th\u1ebf nhanh h\u01a1n v\u00e0 thi\u1ebft th\u1ef1c h\u01a1n so v\u1edbi s\u1eeda ch\u1eefa. Ch\u1ec9 s\u1ed1 n\u00e0y \u01b0\u1edbc t\u00ednh th\u1eddi gian ho\u1ea1t \u0111\u1ed9ng c\u1ee7a b\u1ed9 ph\u1eadn tr\u01b0\u1edbc khi b\u1ecb h\u1ecfng.<\/p>\n\n\n\n

\u0110\u1ed1i v\u1edbi c\u00e1c nh\u00e0 l\u00e3nh \u0111\u1ea1o s\u1ea3n xu\u1ea5t, MTTF kh\u00f4ng ch\u1ec9 \u0111\u01a1n thu\u1ea7n l\u00e0 ph\u1ea3n h\u1ed3i s\u1ef1 c\u1ed1 h\u00e0ng ng\u00e0y m\u00e0 c\u00f2n li\u00ean quan nhi\u1ec1u h\u01a1n \u0111\u1ebfn vi\u1ec7c l\u1eadp k\u1ebf ho\u1ea1ch v\u00f2ng \u0111\u1eddi s\u1ea3n ph\u1ea9m, chi\u1ebfn l\u01b0\u1ee3c d\u1ef1 tr\u1eef ph\u1ee5 t\u00f9ng v\u00e0 \u0111\u00e1nh gi\u00e1 nh\u00e0 cung c\u1ea5p. N\u1ebfu m\u1ed9t m\u1eabu c\u1ea3m bi\u1ebfn quang \u0111i\u1ec7n c\u00f3 MTTF ng\u1eafn h\u01a1n nhi\u1ec1u so v\u1edbi d\u1ef1 ki\u1ebfn, v\u1ea5n \u0111\u1ec1 kh\u00f4ng ph\u1ea3i l\u00e0 t\u1ed1c \u0111\u1ed9 ph\u1ea3n h\u1ed3i c\u1ee7a nh\u00f3m sau khi x\u1ea3y ra s\u1ef1 c\u1ed1, m\u00e0 l\u00e0 li\u1ec7u vi\u1ec7c l\u1ef1a ch\u1ecdn linh ki\u1ec7n, m\u00f4i tr\u01b0\u1eddng ho\u1eb7c ti\u00eau chu\u1ea9n l\u1eafp \u0111\u1eb7t c\u00f3 sai hay kh\u00f4ng. \u0110i\u1ec1u \u0111\u00f3 l\u00e0m cho MTTF h\u1eefu \u00edch trong nh\u1eefng quy\u1ebft \u0111\u1ecbnh kh\u00e1c v\u1edbi nh\u1eefng quy\u1ebft \u0111\u1ecbnh \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 b\u1edfi MTTR.<\/p>\n\n\n\n

<\/span>Th\u1eddi gian ph\u1ea3n h\u1ed3i b\u1ea3o tr\u00ec: C\u00f4ng vi\u1ec7c b\u1eaft \u0111\u1ea7u nhanh nh\u01b0 th\u1ebf n\u00e0o<\/span><\/h3>\n\n\n\n

Th\u1eddi gian ph\u1ea3n h\u1ed3i b\u1ea3o tr\u00ec<\/strong> Ch\u1ec9 s\u1ed1 n\u00e0y \u0111o l\u01b0\u1eddng \u0111\u1ed9 tr\u1ec5 gi\u1eefa th\u1eddi \u0111i\u1ec3m b\u00e1o c\u00e1o l\u1ed7i v\u00e0 th\u1eddi \u0111i\u1ec3m b\u1eaft \u0111\u1ea7u h\u00e0nh \u0111\u1ed9ng b\u1ea3o tr\u00ec. N\u00f3 c\u00f3 li\u00ean quan \u0111\u1ebfn MTTR (Time To Remaining Time Traction), nh\u01b0ng kh\u00f4ng ph\u1ea3i l\u00e0 c\u00f9ng m\u1ed9t th\u1ee9. N\u1ebfu nh\u00e0 m\u00e1y c\u1ee7a b\u1ea1n theo d\u00f5i th\u1eddi gian ph\u1ea3n h\u1ed3i ri\u00eang bi\u1ec7t, b\u1ea1n c\u00f3 th\u1ec3 bi\u1ebft li\u1ec7u vi\u1ec7c kh\u00f4i ph\u1ee5c ch\u1eadm tr\u1ec5 l\u00e0 do \u0111i\u1ec1u \u0111\u1ed9ng ch\u1eadm tr\u1ec5 hay do qu\u00e1 tr\u00ecnh ch\u1ea9n \u0111o\u00e1n v\u00e0 s\u1eeda ch\u1eefa k\u00e9o d\u00e0i sau khi k\u1ef9 thu\u1eadt vi\u00ean \u0111\u1ebfn.<\/p>\n\n\n\n

S\u1ef1 kh\u00e1c bi\u1ec7t n\u00e0y r\u1ea5t quan tr\u1ecdng v\u00ec bi\u1ec7n ph\u00e1p kh\u1eafc ph\u1ee5c c\u0169ng kh\u00e1c nhau. Th\u1eddi gian ph\u1ea3n h\u1ed3i ch\u1eadm c\u00f3 th\u1ec3 cho th\u1ea5y quy t\u1eafc leo thang v\u1ea5n \u0111\u1ec1 y\u1ebfu k\u00e9m, tr\u00e1ch nhi\u1ec7m kh\u00f4ng r\u00f5 r\u00e0ng ho\u1eb7c b\u00e1o c\u00e1o ch\u1eadm tr\u1ec5 t\u1eeb b\u1ed9 ph\u1eadn s\u1ea3n xu\u1ea5t, trong khi th\u1eddi gian s\u1eeda ch\u1eefa trung b\u00ecnh ch\u1eadm c\u00f3 th\u1ec3 cho th\u1ea5y s\u1ef1 ph\u1ee9c t\u1ea1p v\u1ec1 k\u1ef9 thu\u1eadt, thi\u1ebfu ph\u1ee5 t\u00f9ng ho\u1eb7c c\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 ki\u1ec3m tra kh\u1edfi \u0111\u1ed9ng l\u1ea1i. \u0110\u1ed1i v\u1edbi c\u00e1c gi\u00e1m s\u00e1t vi\u00ean qu\u1ea3n l\u00fd nhi\u1ec1u d\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t, vi\u1ec7c ph\u00e2n bi\u1ec7t hai y\u1ebfu t\u1ed1 n\u00e0y gi\u00fap tr\u00e1nh nh\u1eefng k\u1ebft lu\u1eadn m\u01a1 h\u1ed3 nh\u01b0 \u201cb\u1ea3o tr\u00ec qu\u00e1 ch\u1eadm\u201d khi s\u1ef1 ch\u1eadm tr\u1ec5 th\u1ef1c s\u1ef1 b\u1eaft \u0111\u1ea7u tr\u01b0\u1edbc khi c\u00f4ng vi\u1ec7c s\u1eeda ch\u1eefa b\u1eaft \u0111\u1ea7u.<\/p>\n\n\n\n

<\/span>Theo d\u00f5i th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng c\u1ee7a thi\u1ebft b\u1ecb: L\u1edbp d\u1eef li\u1ec7u \u0111\u1eb1ng sau t\u1ea5t c\u1ea3 b\u1ed1n y\u1ebfu t\u1ed1.<\/span><\/h3>\n\n\n\n

Kh\u00f4ng c\u00f3 ch\u1ec9 s\u1ed1 n\u00e0o trong s\u1ed1 n\u00e0y \u0111\u00e1ng tin c\u1eady n\u1ebfu thi\u1ebfu s\u1ef1 ki\u1ec3m so\u00e1t ch\u1eb7t ch\u1ebd. theo d\u00f5i th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng c\u1ee7a thi\u1ebft b\u1ecb<\/strong>. B\u1ea1n c\u1ea7n m\u00e3 l\u1ed7i nh\u1ea5t qu\u00e1n, d\u1ea5u th\u1eddi gian b\u1eaft \u0111\u1ea7u v\u00e0 k\u1ebft th\u00fac, ID t\u00e0i s\u1ea3n v\u00e0 ph\u00e2n lo\u1ea1i s\u1ef1 ki\u1ec7n r\u00f5 r\u00e0ng \u0111\u1ec3 c\u00f9ng m\u1ed9t s\u1ef1 c\u1ed1 d\u1eebng m\u00e1y kh\u00f4ng b\u1ecb t\u00ednh kh\u00e1c nhau gi\u1eefa c\u00e1c ca l\u00e0m vi\u1ec7c. Ngay c\u1ea3 nh\u1eefng l\u1ed7i nh\u1ecf v\u1ec1 d\u1ea5u th\u1eddi gian c\u0169ng c\u00f3 th\u1ec3 l\u00e0m sai l\u1ec7ch MTTR, MTBF v\u00e0 xu h\u01b0\u1edbng th\u1eddi gian ph\u1ea3n h\u1ed3i, \u0111\u1eb7c bi\u1ec7t l\u00e0 \u1edf c\u00e1c nh\u00e0 m\u00e1y th\u01b0\u1eddng xuy\u00ean c\u00f3 c\u00e1c l\u1ea7n d\u1eebng m\u00e1y ng\u1eafn.<\/p>\n\n\n\n

\u0110\u1ed1i v\u1edbi c\u00e1c nh\u00e0 qu\u1ea3n l\u00fd nh\u00e0 m\u00e1y, h\u1ed3 s\u01a1 th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng gi\u00fap li\u00ean k\u1ebft c\u00e1c ch\u1ec9 s\u1ed1 b\u1ea3o tr\u00ec v\u1edbi t\u00e1c \u0111\u1ed9ng kinh doanh, ch\u1eb3ng h\u1ea1n nh\u01b0 s\u1ea3n l\u01b0\u1ee3ng b\u1ecb m\u1ea5t, l\u00e0m th\u00eam gi\u1edd v\u00e0 tr\u1ec5 h\u1ea1n giao h\u00e0ng. \u0110\u1ed1i v\u1edbi c\u00e1c k\u1ef9 s\u01b0 \u0111\u1ed9 tin c\u1eady, c\u00e1c h\u1ed3 s\u01a1 t\u01b0\u01a1ng t\u1ef1 h\u1ed7 tr\u1ee3 ph\u00e2n t\u00edch m\u00f4 h\u00ecnh l\u1ed7i v\u00e0 x\u00e1c \u0111\u1ecbnh nguy\u00ean nh\u00e2n l\u1eb7p \u0111i l\u1eb7p l\u1ea1i. \u0110\u1ed1i v\u1edbi c\u00e1c nh\u00e0 qu\u1ea3n l\u00fd s\u1ea3n xu\u1ea5t, ch\u00fang gi\u00fap d\u1ec5 d\u00e0ng ph\u00e2n bi\u1ec7t v\u1ea5n \u0111\u1ec1 thi\u1ebft b\u1ecb m\u00e3n t\u00ednh v\u1edbi v\u1ea5n \u0111\u1ec1 b\u00e1o c\u00e1o ho\u1eb7c v\u1ea5n \u0111\u1ec1 l\u1eadp k\u1ebf ho\u1ea1ch.<\/p>\n\n\n\n

<\/span>B\u1ea1n n\u00ean s\u1eed d\u1ee5ng ch\u1ec9 s\u1ed1 n\u00e0o cho quy\u1ebft \u0111\u1ecbnh n\u00e0o?<\/span><\/h3>\n\n\n\n

N\u1ebfu c\u00e2u h\u1ecfi c\u1ee7a b\u1ea1n l\u00e0, \u201cCh\u00fang ta s\u1ebd kh\u00f4i ph\u1ee5c d\u00e2y chuy\u1ec1n nhanh \u0111\u1ebfn m\u1ee9c n\u00e0o?\u201d, h\u00e3y s\u1eed d\u1ee5ng MTTR. N\u1ebfu c\u00e2u h\u1ecfi l\u00e0, \u201cNh\u1eefng thi\u1ebft b\u1ecb n\u00e0o h\u1ecfng h\u00f3c qu\u00e1 th\u01b0\u1eddng xuy\u00ean?\u201d, h\u00e3y s\u1eed d\u1ee5ng MTBF. N\u1ebfu c\u00e2u h\u1ecfi l\u00e0, \u201cC\u00e1c b\u1ed9 ph\u1eadn c\u00f3 th\u1ec3 thay th\u1ebf n\u00e0y ho\u1ea1t \u0111\u1ed9ng \u0111\u01b0\u1ee3c bao l\u00e2u tr\u01b0\u1edbc khi h\u1ecfng?\u201d, h\u00e3y s\u1eed d\u1ee5ng MTTF, v\u00e0 n\u1ebfu c\u00e2u h\u1ecfi l\u00e0, \u201cM\u1ea5t bao l\u00e2u \u0111\u1ec3 b\u1ed9 ph\u1eadn b\u1ea3o tr\u00ec ph\u1ea3n h\u1ed3i sau khi c\u00f3 s\u1ef1 c\u1ed1?\u201d, h\u00e3y theo d\u00f5i th\u1eddi gian ph\u1ea3n h\u1ed3i c\u1ee7a b\u1ed9 ph\u1eadn b\u1ea3o tr\u00ec m\u1ed9t c\u00e1ch ri\u00eang bi\u1ec7t.<\/p>\n\n\n\n

Tr\u00ean th\u1ef1c t\u1ebf, c\u00e1c \u0111\u00e1nh gi\u00e1 b\u1ea3o tr\u00ec hi\u1ec7u qu\u1ea3 nh\u1ea5t th\u01b0\u1eddng s\u1eed d\u1ee5ng c\u00e1c ch\u1ec9 s\u1ed1 n\u00e0y c\u00f9ng nhau ch\u1ee9 kh\u00f4ng ph\u1ea3i ri\u00eang l\u1ebb. M\u1ed9t d\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t c\u00f3 th\u1ec3 c\u00f3 MTBF t\u1ed1t nh\u01b0ng MTTR k\u00e9m, MTBF k\u00e9m nh\u01b0ng MTTR t\u1ed1t, ho\u1eb7c t\u1ed1c \u0111\u1ed9 s\u1eeda ch\u1eefa ch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c nh\u01b0ng th\u1eddi gian ph\u1ea3n h\u1ed3i ch\u1eadm. N\u1ebfu b\u1ea1n mu\u1ed1n gi\u1ea3m MTTR sau n\u00e0y, vi\u1ec7c so s\u00e1nh n\u00e0y s\u1ebd gi\u00fap b\u1ea1n x\u00e1c \u0111\u1ecbnh xem v\u1ea5n \u0111\u1ec1 n\u1eb1m \u1edf \u0111\u1ed9 tin c\u1eady, kh\u1ea3 n\u0103ng ph\u1ea3n h\u1ed3i, quy tr\u00ecnh s\u1eeda ch\u1eefa hay vi\u1ec7c thu th\u1eadp d\u1eef li\u1ec7u k\u00e9m.<\/p>\n\n\n\n

<\/span>V\u00ec sao c\u00e1c \u0111\u1ed9i s\u1ea3n xu\u1ea5t g\u1eb7p kh\u00f3 kh\u0103n v\u1edbi th\u1eddi gian ho\u00e0n th\u00e0nh c\u00f4ng vi\u1ec7c (MTTR) cao?<\/span><\/h2>\n\n\n\n

<\/span>S\u1ef1 ch\u1eadm tr\u1ec5 th\u01b0\u1eddng b\u1eaft \u0111\u1ea7u tr\u01b0\u1edbc khi c\u00f4ng vi\u1ec7c s\u1eeda ch\u1eefa \u0111\u01b0\u1ee3c ti\u1ebfn h\u00e0nh.<\/span><\/h3>\n\n\n\n

Cao MTTR<\/strong><\/a> Ng\u01b0\u1eddi ta th\u01b0\u1eddng \u0111\u1ed5 l\u1ed7i cho t\u1ed1c \u0111\u1ed9 l\u00e0m vi\u1ec7c c\u1ee7a k\u1ef9 thu\u1eadt vi\u00ean, nh\u01b0ng tr\u00ean h\u1ea7u h\u1ebft c\u00e1c nh\u00e0 m\u00e1y, v\u1ea5n \u0111\u1ec1 l\u1edbn h\u01a1n l\u00e0 t\u1ed1c \u0111\u1ed9 l\u00e0m vi\u1ec7c qu\u00e1 ch\u1eadm c\u1ee7a c\u00e1c c\u00f4ng nh\u00e2n. qu\u00e1 tr\u00ecnh s\u1eeda ch\u1eefa<\/strong> B\u1eaft \u0111\u1ea7u t\u1eeb \u0111\u00e2y. M\u1ed9t m\u00e1y m\u00f3c c\u00f3 th\u1ec3 ng\u1eebng ho\u1ea1t \u0111\u1ed9ng trong 20 ph\u00fat tr\u01b0\u1edbc khi b\u1ed9 ph\u1eadn b\u1ea3o tr\u00ec nh\u1eadn \u0111\u01b0\u1ee3c b\u00e1o c\u00e1o \u0111\u1ea7y \u0111\u1ee7, \u0111\u1eb7c bi\u1ec7t l\u00e0 khi ng\u01b0\u1eddi v\u1eadn h\u00e0nh d\u1ef1a v\u00e0o c\u00e1c cu\u1ed9c g\u1ecdi \u0111i\u1ec7n tho\u1ea1i, ghi ch\u00fa tr\u00ean gi\u1ea5y ho\u1eb7c b\u00e1o c\u00e1o b\u1eb1ng l\u1eddi n\u00f3i. Trong t\u00ecnh hu\u1ed1ng \u0111\u00f3, th\u1eddi gian s\u1eeda ch\u1eefa trung b\u00ecnh t\u0103ng l\u00ean kh\u00f4ng ph\u1ea3i v\u00ec vi\u1ec7c s\u1eeda ch\u1eefa kh\u00f3 v\u1ec1 m\u1eb7t k\u1ef9 thu\u1eadt, m\u00e0 v\u00ec quy tr\u00ecnh l\u00e0m vi\u1ec7c xung quanh vi\u1ec7c s\u1eeda ch\u1eefa c\u00f2n y\u1ebfu k\u00e9m. \u0110\u1ed1i v\u1edbi c\u00e1c nh\u00e0 l\u00e3nh \u0111\u1ea1o nh\u00e0 m\u00e1y, \u0111\u00f3 l\u00e0 m\u1ed9t ph\u1ea7n quan tr\u1ecdng c\u1ee7a MTTR, c\u00f3 ngh\u0129a l\u00e0 trong th\u1ef1c t\u1ebf: n\u00f3 ph\u1ea3n \u00e1nh k\u1ef7 lu\u1eadt quy tr\u00ecnh c\u0169ng nh\u01b0 n\u0103ng l\u1ef1c b\u1ea3o tr\u00ec.<\/p>\n\n\n\n

M\u1ed9t quy tr\u00ecnh t\u1eeb khi h\u1ecfng \u0111\u1ebfn khi kh\u1edfi \u0111\u1ed9ng l\u1ea1i \u0111i\u1ec3n h\u00ecnh c\u00f3 m\u1ed9t s\u1ed1 \u0111i\u1ec3m ngh\u1ebdn: ng\u01b0\u1eddi v\u1eadn h\u00e0nh ph\u00e1t hi\u1ec7n l\u1ed7i, b\u00e1o c\u00e1o, ch\u1edd x\u00e1c nh\u1eadn, b\u1ed9 ph\u1eadn b\u1ea3o tr\u00ec ch\u1ea9n \u0111o\u00e1n v\u1ea5n \u0111\u1ec1, c\u00e1c b\u1ed9 ph\u1eadn \u0111\u01b0\u1ee3c ki\u1ec3m tra, vi\u1ec7c s\u1eeda ch\u1eefa \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n v\u00e0 thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c ki\u1ec3m tra tr\u01b0\u1edbc khi kh\u1edfi \u0111\u1ed9ng l\u1ea1i. N\u1ebfu b\u1ea5t k\u1ef3 b\u01b0\u1edbc n\u00e0o kh\u00f4ng \u0111\u01b0\u1ee3c ghi ch\u00e9p l\u1ea1i ho\u1eb7c do "ng\u01b0\u1eddi n\u00e0o r\u1ea3nh" \u0111\u1ea3m nhi\u1ec7m, th\u1eddi gian s\u1eeda ch\u1eefa s\u1ebd k\u00e9o d\u00e0i nhanh ch\u00f3ng. \u0110\u00f3 l\u00e0 l\u00fd do t\u1ea1i sao vi\u1ec7c t\u00ednh to\u00e1n MTTR c\u00f3 th\u1ec3 t\u1ec7 h\u01a1n d\u1ef1 ki\u1ebfn ngay c\u1ea3 khi th\u1eddi gian s\u1eeda ch\u1eefa ch\u1ec9 chi\u1ebfm m\u1ed9t ph\u1ea7n nh\u1ecf trong t\u1ed5ng th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng. V\u1ea5n \u0111\u1ec1 th\u01b0\u1eddng kh\u00f4ng n\u1eb1m \u1edf b\u1ea3n th\u00e2n vi\u1ec7c s\u1eeda ch\u1eefa, m\u00e0 l\u00e0 kho\u1ea3ng tr\u1ed1ng gi\u1eefa c\u00e1c b\u01b0\u1edbc.<\/p>\n\n\n\n

\"Quy<\/figure>\n\n\n\n

<\/span>Vi\u1ec7c x\u00e1c \u0111\u1ecbnh r\u00f5 quy\u1ec1n s\u1edf h\u1eefu l\u00e0m ch\u1eadm qu\u00e1 tr\u00ecnh ra quy\u1ebft \u0111\u1ecbnh.<\/span><\/h3>\n\n\n\n

Khi kh\u00f4ng ai ch\u1ecbu tr\u00e1ch nhi\u1ec7m r\u00f5 r\u00e0ng v\u1ec1 h\u00e0nh \u0111\u1ed9ng ti\u1ebfp theo, th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng s\u1ebd t\u0103ng l\u00ean t\u1eebng ph\u00fat. V\u00ed d\u1ee5, trong d\u00e2y chuy\u1ec1n d\u1eadp khu\u00f4n \u00f4 t\u00f4, c\u00e1c c\u00f4ng nh\u00e2n v\u1eadn h\u00e0nh c\u00f3 th\u1ec3 b\u00e1o c\u00e1o l\u1ed7i m\u00e1y \u00e9p cho ng\u01b0\u1eddi gi\u00e1m s\u00e1t ca, ng\u01b0\u1eddi n\u00e0y sau \u0111\u00f3 c\u1ed1 g\u1eafng t\u00ecm k\u1ef9 thu\u1eadt vi\u00ean b\u1ea3o tr\u00ec, trong khi b\u1ed9 ph\u1eadn \u0111i\u1ec1u khi\u1ec3n s\u1ea3n xu\u1ea5t ch\u1edd c\u1eadp nh\u1eadt tr\u01b0\u1edbc khi l\u00ean l\u1ecbch l\u1ea1i c\u00f4ng vi\u1ec7c. M\u1ed7i l\u1ea7n chuy\u1ec3n giao \u0111\u1ec1u l\u00e0m ch\u1eadm tr\u1ec5, v\u00e0 kh\u00f4ng ai c\u00f3 b\u1ea3n ghi th\u1eddi gian c\u1ee5 th\u1ec3 v\u1ec1 th\u1eddi \u0111i\u1ec3m v\u1ea5n \u0111\u1ec1 \u0111\u01b0\u1ee3c b\u00e1o c\u00e1o, ph\u00e2n c\u00f4ng ho\u1eb7c gi\u1ea3i quy\u1ebft. \u0110i\u1ec1u \u0111\u00f3 khi\u1ebfn vi\u1ec7c theo d\u00f5i th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng c\u1ee7a thi\u1ebft b\u1ecb kh\u00f4ng \u0111\u1ea7y \u0111\u1ee7 v\u00e0 \u0111\u1ea9y th\u1eddi gian s\u1eeda ch\u1eefa trung b\u00ecnh th\u1ef1c t\u1ebf l\u00ean cao h\u01a1n.<\/p>\n\n\n\n

C\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 tr\u00e1ch nhi\u1ec7m c\u0169ng l\u00e0m sai l\u1ec7ch c\u00e1c n\u1ed7 l\u1ef1c c\u1ea3i ti\u1ebfn. N\u1ebfu b\u1ed9 ph\u1eadn b\u1ea3o tr\u00ec cho r\u1eb1ng ph\u1ea3n h\u1ed3i nhanh ch\u00f3ng nh\u01b0ng b\u1ed9 ph\u1eadn s\u1ea3n xu\u1ea5t l\u1ea1i cho r\u1eb1ng h\u1ed7 tr\u1ee3 \u0111\u1ebfn mu\u1ed9n, c\u00e1c nh\u00f3m s\u1ebd tranh lu\u1eadn v\u1ec1 nh\u1eefng c\u00e2u chuy\u1ec7n phi\u1ebfm thay v\u00ec kh\u1eafc ph\u1ee5c nguy\u00ean nh\u00e2n g\u1ed1c r\u1ec5. N\u1ebfu kh\u00f4ng c\u00f3 quy t\u1eafc ph\u00e2n c\u00f4ng r\u00f5 r\u00e0ng, r\u1ea5t kh\u00f3 \u0111\u1ec3 t\u00e1ch bi\u1ec7t th\u1eddi gian ph\u1ea3n h\u1ed3i c\u1ee7a b\u1ed9 ph\u1eadn b\u1ea3o tr\u00ec v\u1edbi th\u1eddi gian th\u1ef1c hi\u1ec7n s\u1eeda ch\u1eefa th\u1ef1c t\u1ebf. \u0110i\u1ec1u \u0111\u00f3 l\u00e0m suy y\u1ebfu c\u1ea3 \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a c\u00f4ng th\u1ee9c MTTR v\u00e0 tr\u00e1ch nhi\u1ec7m gi\u1ea3i tr\u00ecnh.<\/p>\n\n\n\n

<\/span>L\u1ec7nh c\u00f4ng vi\u1ec7c ch\u01b0a ho\u00e0n th\u00e0nh t\u1ea1o ra y\u00eau c\u1ea7u l\u00e0m l\u1ea1i.<\/span><\/h3>\n\n\n\n

Nhi\u1ec1u c\u00f4ng vi\u1ec7c s\u1eeda ch\u1eefa b\u1eaft \u0111\u1ea7u b\u1eb1ng... th\u00f4ng tin k\u00e9m<\/strong>: \u201cm\u00e1y d\u1eebng ho\u1ea1t \u0111\u1ed9ng,\u201d \u201cb\u00e1o \u0111\u1ed9ng b\u1eadt,\u201d ho\u1eb7c \u201ckh\u00f4ng ho\u1ea1t \u0111\u1ed9ng \u0111\u00fang c\u00e1ch.\u201d \u0110i\u1ec1u \u0111\u00f3 bu\u1ed9c c\u00e1c k\u1ef9 thu\u1eadt vi\u00ean ph\u1ea3i d\u00e0nh th\u00eam th\u1eddi gian \u0111\u1ec3 t\u00ecm ra thi\u1ebft b\u1ecb ch\u00ednh x\u00e1c, x\u00e1c nh\u1eadn ch\u1ebf \u0111\u1ed9 l\u1ed7i v\u00e0 ki\u1ec3m tra nh\u1eefng g\u00ec \u0111\u00e3 x\u1ea3y ra tr\u01b0\u1edbc khi m\u00e1y d\u1eebng. Trong m\u1ed9t nh\u00e0 m\u00e1y l\u1eafp r\u00e1p \u0111i\u1ec7n t\u1eed, l\u1ed7i d\u00e2y chuy\u1ec1n g\u1eafn b\u1ec1 m\u1eb7t \u0111\u01b0\u1ee3c b\u00e1o c\u00e1o m\u00e0 kh\u00f4ng c\u00f3 lo\u1ea1i bo m\u1ea1ch, tr\u1ea1m c\u1ea5p li\u1ec7u ho\u1eb7c m\u00e3 b\u00e1o \u0111\u1ed9ng c\u00f3 th\u1ec3 bi\u1ebfn m\u1ed9t thao t\u00e1c can thi\u1ec7p ng\u1eafn th\u00e0nh m\u1ed9t qu\u00e1 tr\u00ecnh ch\u1ea9n \u0111o\u00e1n k\u00e9o d\u00e0i. K\u1ebft qu\u1ea3 l\u00e0 chi ph\u00ed cao h\u01a1n. MTTR<\/strong><\/a>, Kh\u00f4ng ph\u1ea3i v\u00ec nh\u00f3m thi\u1ebfu k\u1ef9 n\u0103ng, m\u00e0 v\u00ec l\u1ec7nh c\u00f4ng vi\u1ec7c thi\u1ebfu ng\u1eef c\u1ea3nh.<\/p>\n\n\n\n

H\u1ed3 s\u01a1 kh\u00f4ng \u0111\u1ea7y \u0111\u1ee7 c\u0169ng khi\u1ebfn vi\u1ec7c ph\u00e2n t\u00edch c\u00e1c l\u1ed7i l\u1eb7p l\u1ea1i sau n\u00e0y tr\u1edf n\u00ean kh\u00f3 kh\u0103n h\u01a1n. N\u1ebfu c\u00e1c tri\u1ec7u ch\u1ee9ng l\u1ed7i, h\u00e0nh \u0111\u1ed9ng \u0111\u00e3 th\u1ef1c hi\u1ec7n v\u00e0 x\u00e1c nh\u1eadn kh\u1edfi \u0111\u1ed9ng l\u1ea1i \u0111\u01b0\u1ee3c ghi l\u1ea1i kh\u00f4ng nh\u1ea5t qu\u00e1n, k\u1ef9 thu\u1eadt vi\u00ean ti\u1ebfp theo s\u1ebd ph\u1ea3i b\u1eaft \u0111\u1ea7u l\u1ea1i t\u1eeb \u0111\u1ea7u. Theo th\u1eddi gian, ch\u1ea5t l\u01b0\u1ee3ng d\u1eef li\u1ec7u y\u1ebfu s\u1ebd g\u00e2y t\u1ed5n h\u1ea1i \u0111\u1ebfn c\u1ea3 vi\u1ec7c th\u1ef1c hi\u1ec7n h\u00e0ng ng\u00e0y v\u00e0 vi\u1ec7c t\u00ednh to\u00e1n MTTR d\u00e0i h\u1ea1n. C\u00e1c nh\u00f3m kh\u00f4ng th\u1ec3 gi\u1ea3m MTTR m\u1ed9t c\u00e1ch \u0111\u00e1ng tin c\u1eady khi m\u1ed7i s\u1ef1 c\u1ed1 \u0111\u01b0\u1ee3c ghi l\u1ea1i kh\u00e1c nhau.<\/p>\n\n\n\n

<\/span>Kh\u1ea3 n\u0103ng hi\u1ec3n th\u1ecb ph\u1ee5 t\u00f9ng thay th\u1ebf th\u01b0\u1eddng l\u00e0 y\u1ebfu t\u1ed1 h\u1ea1n ch\u1ebf ti\u1ec1m \u1ea9n.<\/span><\/h3>\n\n\n\n

Vi\u1ec7c s\u1eeda ch\u1eefa c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ch\u1ea9n \u0111o\u00e1n ch\u00ednh x\u00e1c nh\u01b0ng v\u1eabn m\u1ea5t qu\u00e1 nhi\u1ec1u th\u1eddi gian v\u00ec kh\u00f4ng ai bi\u1ebft li\u1ec7u ph\u1ee5 t\u00f9ng c\u1ea7n thi\u1ebft c\u00f3 s\u1eb5n hay kh\u00f4ng. T\u1ea1i nhi\u1ec1u nh\u00e0 m\u00e1y, d\u1eef li\u1ec7u v\u1ec1 ph\u1ee5 t\u00f9ng \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef ri\u00eang bi\u1ec7t trong c\u00e1c b\u1ea3ng t\u00ednh, kho ch\u1ee9a ho\u1eb7c trong tr\u00ed nh\u1edb c\u1ee7a m\u1ed9t ng\u01b0\u1eddi qu\u1ea3n l\u00fd kho gi\u00e0u kinh nghi\u1ec7m. K\u1ef9 thu\u1eadt vi\u00ean m\u1ea5t th\u1eddi gian \u0111i \u0111\u1ebfn kho ph\u1ee5 t\u00f9ng, g\u1ecdi \u0111i\u1ec7n tho\u1ea1i ho\u1eb7c ki\u1ec3m tra ph\u1ee5 t\u00f9ng thay th\u1ebf th\u1ee7 c\u00f4ng. S\u1ef1 ch\u1eadm tr\u1ec5 \u0111\u00f3 hi\u1ebfm khi \u0111\u01b0\u1ee3c th\u1ec3 hi\u1ec7n trong b\u00e1o c\u00e1o, nh\u01b0ng n\u00f3 tr\u1ef1c ti\u1ebfp l\u00e0m t\u0103ng th\u1eddi gian s\u1eeda ch\u1eefa trung b\u00ecnh.<\/p>\n\n\n\n

\u0110i\u1ec1u n\u00e0y \u0111\u1eb7c bi\u1ec7t ph\u1ed5 bi\u1ebfn trong c\u00e1c nh\u00e0 m\u00e1y th\u1ef1c ph\u1ea9m v\u00e0 \u0111\u1ed3 u\u1ed1ng, n\u01a1i thi\u1ebft b\u1ecb \u0111\u00f3ng g\u00f3i c\u00f3 th\u1ec3 ph\u1ee5 thu\u1ed9c v\u00e0o c\u00e1c v\u1eadt t\u01b0 ti\u00eau hao nh\u1ecf nh\u01b0ng quan tr\u1ecdng, c\u1ea3m bi\u1ebfn ho\u1eb7c c\u00e1c b\u1ed9 ph\u1eadn thay th\u1ebf. N\u1ebfu nh\u00f3m k\u1ef9 thu\u1eadt ch\u1ec9 ph\u00e1t hi\u1ec7n ra sau khi ch\u1ea9n \u0111o\u00e1n r\u1eb1ng m\u1eb7t h\u00e0ng c\u1ea7n thi\u1ebft \u0111\u00e3 h\u1ebft h\u00e0ng ho\u1eb7c \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef \u1edf khu v\u1ef1c kh\u00e1c, th\u00ec th\u1eddi gian s\u1eeda ch\u1eefa v\u1eabn ti\u1ebfp t\u1ee5c tr\u00f4i. \u0110\u1ed1i v\u1edbi c\u00e1c nh\u00e0 qu\u1ea3n l\u00fd v\u1eadn h\u00e0nh, \u0111\u00e2y l\u00e0 l\u00fac vi\u1ec7c theo d\u00f5i th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng c\u1ee7a thi\u1ebft b\u1ecb c\u1ea7n ph\u1ea3i k\u1ebft n\u1ed1i h\u1ed3 s\u01a1 s\u1eeda ch\u1eefa v\u1edbi t\u00ecnh tr\u1ea1ng s\u1eb5n c\u00f3 c\u1ee7a ph\u1ee5 t\u00f9ng, ch\u1ee9 kh\u00f4ng ph\u1ea3i coi ch\u00fang l\u00e0 c\u00e1c v\u1ea5n \u0111\u1ec1 ri\u00eang bi\u1ec7t.<\/p>\n\n\n\n

<\/span>Nh\u1eadt k\u00fd b\u00e0n giao ca v\u00e0 th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng - S\u1ef1 gi\u00e1n \u0111o\u1ea1n li\u00ean t\u1ee5c<\/span><\/h3>\n\n\n\n

Vi\u1ec7c s\u1eeda ch\u1eefa k\u00e9o d\u00e0i qua nhi\u1ec1u ca l\u00e0m vi\u1ec7c th\u01b0\u1eddng g\u1eb7p ph\u1ea3i v\u1ea5n \u0111\u1ec1: chuy\u1ec3n giao y\u1ebfu k\u00e9m<\/strong>. M\u1ed9t nh\u00f3m c\u00f3 th\u1ec3 x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c nguy\u00ean nh\u00e2n c\u00f3 th\u1ec3 x\u1ea3y ra, nh\u01b0ng ca l\u00e0m vi\u1ec7c ti\u1ebfp theo ch\u1ec9 nh\u1eadn \u0111\u01b0\u1ee3c b\u1ea3n c\u1eadp nh\u1eadt ng\u1eafn g\u1ecdn b\u1eb1ng l\u1eddi n\u00f3i m\u00e0 kh\u00f4ng c\u00f3 th\u00f4ng tin chi ti\u1ebft v\u1ec1 t\u00ecnh tr\u1ea1ng, k\u1ebft qu\u1ea3 ki\u1ec3m tra v\u00e0 ghi nh\u1eadn c\u00e1c b\u1ed9 ph\u1eadn \u0111\u00e3 \u0111\u01b0\u1ee3c thay th\u1ebf. K\u1ef9 thu\u1eadt vi\u00ean ca sau c\u00f3 th\u1ec3 ph\u1ea3i l\u1eb7p l\u1ea1i c\u00e1c b\u01b0\u1edbc ki\u1ec3m tra, m\u1edf l\u1ea1i c\u00e1c b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n ho\u1eb7c b\u1eaft \u0111\u1ea7u l\u1ea1i qu\u00e1 tr\u00ecnh kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1 t\u1eeb \u0111\u1ea7u. S\u1ef1 tr\u00f9ng l\u1eb7p c\u00f4ng vi\u1ec7c \u0111\u00f3 \u00e2m th\u1ea7m l\u00e0m t\u0103ng th\u00eam h\u00e0ng gi\u1edd v\u00e0o th\u1eddi gian s\u1eeda ch\u1eefa trung b\u00ecnh (MTTR).<\/p>\n\n\n\n

Vi\u1ec7c ghi nh\u1eadt k\u00fd th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng k\u00e9m hi\u1ec7u qu\u1ea3 c\u00e0ng l\u00e0m tr\u1ea7m tr\u1ecdng th\u00eam v\u1ea5n \u0111\u1ec1. N\u1ebfu th\u1eddi gian b\u1eaft \u0111\u1ea7u, th\u1eddi gian t\u1ea1m d\u1eebng, th\u1eddi gian ho\u00e0n th\u00e0nh ki\u1ec3m tra v\u00e0 th\u1eddi gian kh\u1edfi \u0111\u1ed9ng l\u1ea1i \u0111\u01b0\u1ee3c nh\u1eadp mu\u1ed9n ho\u1eb7c d\u1ef1a tr\u00ean tr\u00ed nh\u1edb, th\u00ec vi\u1ec7c t\u00ednh to\u00e1n MTTR (Th\u1eddi gian s\u1eeda ch\u1eefa trung b\u00ecnh) s\u1ebd tr\u1edf n\u00ean kh\u00f4ng \u0111\u00e1ng tin c\u1eady. Khi \u0111\u00f3, c\u00e1c nh\u00f3m s\u1ebd g\u1eb7p kh\u00f3 kh\u0103n trong vi\u1ec7c x\u00e1c \u0111\u1ecbnh xem h\u1ecd \u0111ang g\u1eb7p v\u1ea5n \u0111\u1ec1 v\u1ec1 t\u1ed1c \u0111\u1ed9 s\u1eeda ch\u1eefa, v\u1ea5n \u0111\u1ec1 v\u1ec1 b\u00e1o c\u00e1o, hay c\u1ea3 hai. Tr\u01b0\u1edbc khi c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t c\u00f3 th\u1ec3 gi\u1ea3m MTTR, h\u1ecd c\u1ea7n m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p c\u00f3 k\u1ef7 lu\u1eadt h\u01a1n \u0111\u1ec3 ghi l\u1ea1i nh\u1eefng g\u00ec \u0111\u00e3 x\u1ea3y ra gi\u1eefa th\u1eddi \u0111i\u1ec3m x\u1ea3y ra s\u1ef1 c\u1ed1 v\u00e0 th\u1eddi gian s\u1ea3n xu\u1ea5t b\u00ecnh th\u01b0\u1eddng.<\/p>\n\n\n\n

<\/span>L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 gi\u1ea3m th\u1eddi gian kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1 (MTTR) b\u1eb1ng phi\u1ebfu y\u00eau c\u1ea7u c\u00f4ng vi\u1ec7c \u0111i\u1ec7n t\u1eed v\u00e0 nh\u1eadt k\u00fd th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng?<\/span><\/h2>\n\n\n\n

<\/span>Tr\u01b0\u1edbc ti\u00ean, h\u00e3y chu\u1ea9n h\u00f3a quy tr\u00ecnh s\u1eeda ch\u1eefa.<\/span><\/h3>\n\n\n\n

N\u1ebfu b\u1ea1n mu\u1ed1n gi\u1ea3m MTTR<\/a><\/strong>, H\u00e3y b\u1eaft \u0111\u1ea7u b\u1eb1ng c\u00e1ch \u0111\u1ea3m b\u1ea3o m\u1ecdi s\u1ef1 c\u1ed1 \u0111\u1ec1u tu\u00e2n theo c\u00f9ng m\u1ed9t quy tr\u00ecnh t\u1eeb khi b\u00e1o c\u00e1o \u0111\u1ebfn khi kh\u1edfi \u0111\u1ed9ng l\u1ea1i. M\u1ed9t phi\u1ebfu y\u00eau c\u1ea7u s\u1eeda ch\u1eefa \u0111i\u1ec7n t\u1eed ti\u00eau chu\u1ea9n c\u1ea7n ghi l\u1ea1i m\u00e3 s\u1ed1 t\u00e0i s\u1ea3n, \u0111\u01b0\u1eddng d\u00e2y, lo\u1ea1i l\u1ed7i, th\u1eddi gian b\u1eaft \u0111\u1ea7u ng\u1eebng ho\u1ea1t \u0111\u1ed9ng, ghi ch\u00fa c\u1ee7a ng\u01b0\u1eddi v\u1eadn h\u00e0nh, k\u1ef9 thu\u1eadt vi\u00ean \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh, c\u00e1c h\u00e0nh \u0111\u1ed9ng s\u1eeda ch\u1eefa, k\u1ebft qu\u1ea3 ki\u1ec3m tra v\u00e0 x\u00e1c nh\u1eadn kh\u1edfi \u0111\u1ed9ng l\u1ea1i. \u0110i\u1ec1u n\u00e0y lo\u1ea1i b\u1ecf ph\u1ecfng \u0111o\u00e1n trong vi\u1ec7c t\u00ednh to\u00e1n MTTR v\u00e0 \u0111\u1ea3m b\u1ea3o th\u1eddi gian s\u1eeda ch\u1eefa trung b\u00ecnh ph\u1ea3n \u00e1nh chu k\u1ef3 s\u1eeda ch\u1eefa th\u1ef1c t\u1ebf, ch\u1ee9 kh\u00f4ng ph\u1ea3i l\u00e0 h\u1ed3 s\u01a1 kh\u00f4ng \u0111\u1ea7y \u0111\u1ee7.<\/p>\n\n\n\n

Ti\u00eau chu\u1ea9n h\u00f3a<\/strong> \u0110i\u1ec1u n\u00e0y r\u1ea5t quan tr\u1ecdng v\u00ec s\u1ef1 ch\u1eadm tr\u1ec5 trong s\u1eeda ch\u1eefa th\u01b0\u1eddng xu\u1ea5t ph\u00e1t t\u1eeb vi\u1ec7c thi\u1ebfu th\u00f4ng tin ch\u1ee9 kh\u00f4ng ph\u1ea3i do \u0111\u1ed9 ph\u1ee9c t\u1ea1p c\u1ee7a vi\u1ec7c s\u1eeda ch\u1eefa. T\u1ea1i nhi\u1ec1u nh\u00e0 m\u00e1y, k\u1ef9 thu\u1eadt vi\u00ean v\u1eabn m\u1ea5t th\u1eddi gian g\u1ecdi \u0111i\u1ec7n cho ng\u01b0\u1eddi gi\u00e1m s\u00e1t \u0111\u1ec3 h\u1ecfi chi ti\u1ebft v\u1ec1 t\u00e0i s\u1ea3n, ki\u1ec3m tra c\u00e1c b\u1ea3ng t\u00ednh c\u0169 ho\u1eb7c l\u00e0m r\u00f5 xem m\u00e1y m\u00f3c \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o ho\u1ea1t \u0111\u1ed9ng tr\u1edf l\u1ea1i hay ch\u01b0a. Phi\u1ebfu l\u1ec7nh c\u00f4ng vi\u1ec7c \u0111i\u1ec7n t\u1eed gi\u00fap kh\u1eafc ph\u1ee5c nh\u1eefng thi\u1ebfu s\u00f3t \u0111\u00f3 b\u1eb1ng c\u00e1ch bu\u1ed9c ph\u1ea3i thu th\u1eadp \u0111\u00fang d\u1eef li\u1ec7u ngay t\u1ea1i th\u1eddi \u0111i\u1ec3m x\u1ea3y ra s\u1ef1 c\u1ed1.<\/p>\n\n\n\n

<\/span>T\u00edch h\u1ee3p nh\u1eadt k\u00fd th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng c\u00f3 d\u1ea5u th\u1eddi gian v\u00e0o quy tr\u00ecnh.<\/span><\/h3>\n\n\n\n

\u0110\u1ec3 vi\u1ec7c theo d\u00f5i th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng c\u1ee7a thi\u1ebft b\u1ecb tr\u1edf n\u00ean h\u1eefu \u00edch, m\u1ed7i s\u1ef1 ki\u1ec7n quan tr\u1ecdng trong chu k\u1ef3 s\u1eeda ch\u1eefa c\u1ea7n ph\u1ea3i \u0111\u01b0\u1ee3c ghi nh\u1eadn \u0111\u1ea7y \u0111\u1ee7. d\u1ea5u th\u1eddi gian<\/strong>. Th\u00f4ng th\u01b0\u1eddng, qu\u00e1 tr\u00ecnh n\u00e0y bao g\u1ed3m vi\u1ec7c b\u00e1o c\u00e1o l\u1ed7i, k\u1ef9 thu\u1eadt vi\u00ean \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh, k\u1ef9 thu\u1eadt vi\u00ean \u0111\u1ebfn, ch\u1ea9n \u0111o\u00e1n ho\u00e0n t\u1ea5t, s\u1eeda ch\u1eefa ho\u00e0n t\u1ea5t, ki\u1ec3m tra \u0111\u1ea1t v\u00e0 thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o s\u1ea3n xu\u1ea5t. V\u1edbi c\u00e1c m\u1ed1c th\u1eddi gian n\u00e0y, b\u1ea1n c\u00f3 th\u1ec3 ph\u00e2n t\u00e1ch th\u1eddi gian s\u1eeda ch\u1eefa kh\u1ecfi th\u1eddi gian ph\u1ea3n h\u1ed3i b\u1ea3o tr\u00ec v\u00e0 xem ch\u00ednh x\u00e1c MTTR (Th\u1eddi gian s\u1eeda ch\u1eefa trung b\u00ecnh) \u0111ang b\u1ecb k\u00e9o d\u00e0i \u1edf \u0111\u00e2u.<\/p>\n\n\n\n

\u0110\u00e2y l\u00e0 \u0111i\u1ec3m m\u00e0 nhi\u1ec1u h\u1ec7 th\u1ed1ng d\u1ef1a tr\u00ean b\u1ea3ng t\u00ednh th\u1ea5t b\u1ea1i. Ch\u00fang c\u00f3 th\u1ec3 ghi l\u1ea1i t\u1ed5ng th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng cu\u1ed1i c\u00f9ng, nh\u01b0ng hi\u1ebfm khi ghi l\u1ea1i tr\u00ecnh t\u1ef1 c\u00e1c s\u1ef1 ki\u1ec7n m\u1ed9t c\u00e1ch nh\u1ea5t qu\u00e1n \u0111\u1ec3 ph\u00e2n t\u00edch MTTR \u0111\u00e1ng tin c\u1eady. V\u1edbi Jodoo<\/strong><\/a>, C\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t c\u00f3 th\u1ec3 x\u00e2y d\u1ef1ng c\u00e1c bi\u1ec3u m\u1eabu th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng kh\u00f4ng c\u1ea7n l\u1eadp tr\u00ecnh v\u00e0 quy tr\u00ecnh l\u00e0m vi\u1ec7c theo l\u1ec7nh c\u00f4ng vi\u1ec7c \u0111\u01b0\u1ee3c li\u00ean k\u1ebft, t\u1ef1 \u0111\u1ed9ng ghi l\u1ea1i t\u1eebng thay \u0111\u1ed5i tr\u1ea1ng th\u00e1i, t\u1ea1o ra h\u1ed3 s\u01a1 r\u00f5 r\u00e0ng cho c\u1ea3 vi\u1ec7c ki\u1ec3m to\u00e1n v\u00e0 t\u00ednh to\u00e1n MTTR nhanh h\u01a1n.<\/p>\n\n\n\n

<\/span>S\u1eed d\u1ee5ng c\u1ea3nh b\u00e1o t\u1ef1 \u0111\u1ed9ng v\u00e0 nh\u1eadn d\u1ea1ng t\u00e0i s\u1ea3n d\u1ef1a tr\u00ean m\u00e3 QR.<\/span><\/h3>\n\n\n\n

Sau khi quy tr\u00ecnh l\u00e0m vi\u1ec7c \u0111\u01b0\u1ee3c chu\u1ea9n h\u00f3a, b\u01b0\u1edbc ti\u1ebfp theo l\u00e0 r\u00fat ng\u1eafn th\u1eddi gian gi\u1eefa vi\u1ec7c ph\u00e1t hi\u1ec7n s\u1ef1 c\u1ed1, ph\u00e2n c\u00f4ng v\u00e0 x\u1eed l\u00fd. M\u00e3 QR \u0111\u01b0\u1ee3c \u0111\u1eb7t tr\u00ean m\u1ed7i thi\u1ebft b\u1ecb cho ph\u00e9p ng\u01b0\u1eddi v\u1eadn h\u00e0nh qu\u00e9t m\u00e1y v\u00e0 m\u1edf ngay bi\u1ec3u m\u1eabu b\u00e1o c\u00e1o s\u1ef1 c\u1ed1 ch\u00ednh x\u00e1c, gi\u00fap gi\u1ea3m l\u1ed7i nh\u1eadp li\u1ec7u th\u1ee7 c\u00f4ng v\u00e0 tr\u00e1nh nh\u1ea7m l\u1eabn gi\u1eefa c\u00e1c thi\u1ebft b\u1ecb c\u00f3 t\u00ean ho\u1eb7c s\u1ed1 d\u00e2y chuy\u1ec1n t\u01b0\u01a1ng t\u1ef1. \u0110i\u1ec1u n\u00e0y \u0111\u1eb7c bi\u1ec7t h\u1eefu \u00edch trong c\u00e1c nh\u00e0 m\u00e1y l\u1edbn, n\u01a1i m\u1ed9t s\u1ef1 ch\u1eadm tr\u1ec5 \u1edf giai \u0111o\u1ea1n b\u00e1o c\u00e1o c\u00f3 th\u1ec3 l\u00e0m t\u0103ng th\u00eam v\u00e0i ph\u00fat tr\u01b0\u1edbc khi b\u1ed9 ph\u1eadn b\u1ea3o tr\u00ec ph\u00e1t hi\u1ec7n ra v\u1ea5n \u0111\u1ec1.<\/p>\n\n\n\n

H\u1ec7 th\u1ed1ng c\u1ea3nh b\u00e1o t\u1ef1 \u0111\u1ed9ng s\u1ebd chuy\u1ec3n y\u00eau c\u1ea7u \u0111\u1ebfn \u0111\u00fang ng\u01b0\u1eddi m\u00e0 kh\u00f4ng c\u1ea7n ch\u1edd cu\u1ed9c g\u1ecdi \u0111i\u1ec7n tho\u1ea1i ho\u1eb7c b\u00e0n giao t\u1eeb tr\u01b0\u1edfng ca. Jodoo<\/strong><\/a>, B\u1ea1n c\u00f3 th\u1ec3 \u0111\u1ecbnh tuy\u1ebfn phi\u1ebfu b\u00e1o s\u1ef1 c\u1ed1 theo d\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t, lo\u1ea1i thi\u1ebft b\u1ecb, m\u1ee9c \u0111\u1ed9 nghi\u00eam tr\u1ecdng ho\u1eb7c ca l\u00e0m vi\u1ec7c, v\u00e0 k\u00edch ho\u1ea1t th\u00f4ng b\u00e1o qua \u1ee9ng d\u1ee5ng, email ho\u1eb7c tin nh\u1eafn \u0111\u1ebfn \u0111\u1ed9i b\u1ea3o tr\u00ec \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh. K\u1ebft qu\u1ea3 l\u00e0 quy tr\u00ecnh l\u00e0m vi\u1ec7c nhanh h\u01a1n v\u00e0 \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t t\u1ed1t h\u01a1n, t\u1eeb khi b\u00e1o c\u00e1o l\u1ed7i \u0111\u1ebfn khi ch\u1ea5p nh\u1eadn l\u1ec7nh s\u1eeda ch\u1eefa v\u00e0 ho\u00e0n t\u1ea5t s\u1eeda ch\u1eefa.<\/p>\n\n\n\n

M\u1ed9t quy tr\u00ecnh l\u00e0m vi\u1ec7c k\u1ef9 thu\u1eadt s\u1ed1 hi\u1ec7u qu\u1ea3 t\u1eeb \u0111\u1ea7u \u0111\u1ebfn cu\u1ed1i th\u01b0\u1eddng di\u1ec5n ra nh\u01b0 sau: ng\u01b0\u1eddi v\u1eadn h\u00e0nh qu\u00e9t m\u00e3 QR c\u1ee7a thi\u1ebft b\u1ecb, g\u1eedi b\u00e1o c\u00e1o l\u1ed7i, h\u1ec7 th\u1ed1ng ghi l\u1ea1i th\u1eddi gian s\u1ef1 ki\u1ec7n, chuy\u1ec3n phi\u1ebfu y\u00eau c\u1ea7u \u0111\u1ebfn k\u1ef9 thu\u1eadt vi\u00ean ho\u1eb7c ng\u01b0\u1eddi gi\u00e1m s\u00e1t ph\u00f9 h\u1ee3p, c\u1eadp nh\u1eadt tr\u1ea1ng th\u00e1i trong su\u1ed1t qu\u00e1 tr\u00ecnh ch\u1ea9n \u0111o\u00e1n v\u00e0 s\u1eeda ch\u1eefa, v\u00e0 ghi l\u1ea1i th\u1eddi gian kh\u1edfi \u0111\u1ed9ng l\u1ea1i cu\u1ed1i c\u00f9ng sau khi ki\u1ec3m tra. V\u00ec m\u1ed7i b\u01b0\u1edbc \u0111\u1ec1u \u0111\u01b0\u1ee3c ghi l\u1ea1i trong m\u1ed9t h\u1ec7 th\u1ed1ng duy nh\u1ea5t, \u00fd ngh\u0129a c\u1ee7a MTTR (Th\u1eddi gian s\u1eeda ch\u1eefa trung b\u00ecnh) tr\u1edf n\u00ean h\u1eefu \u00edch trong th\u1ef1c t\u1ebf ho\u1ea1t \u0111\u1ed9ng ch\u1ee9 kh\u00f4ng ch\u1ec9 mang t\u00ednh l\u00fd thuy\u1ebft. Thay v\u00ec h\u1ecfi t\u1ea1i sao th\u1eddi gian s\u1eeda ch\u1eefa l\u1ea1i cao v\u00e0o tu\u1ea7n tr\u01b0\u1edbc, b\u1ea1n c\u00f3 th\u1ec3 xem li\u1ec7u s\u1ef1 ch\u1eadm tr\u1ec5 \u0111\u1ebfn t\u1eeb vi\u1ec7c b\u00e1o c\u00e1o, ph\u1ea3n h\u1ed3i, ch\u1ea9n \u0111o\u00e1n, ph\u1ee5 t\u00f9ng hay x\u00e1c minh.<\/p>\n\n\n\n

\"Quy<\/figure>\n\n\n\n

<\/span>Theo d\u00f5i th\u1eddi gian ph\u1ea3n h\u1ed3i v\u00e0 th\u1eddi gian s\u1eeda ch\u1eefa ri\u00eang bi\u1ec7t.<\/span><\/h3>\n\n\n\n

C\u00e1c nh\u00e0 m\u00e1y th\u01b0\u1eddng g\u1eb7p kh\u00f3 kh\u0103n trong vi\u1ec7c gi\u1ea3m th\u1eddi gian kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1 (MTTR) v\u00ec h\u1ecd coi t\u1ea5t c\u1ea3 th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng l\u00e0 m\u1ed9t con s\u1ed1 duy nh\u1ea5t. Tr\u00ean th\u1ef1c t\u1ebf, c\u00e1c bi\u1ec7n ph\u00e1p c\u1ea3i thi\u1ec7n s\u1ebd kh\u00e1c nhau n\u1ebfu s\u1ef1 ch\u1eadm tr\u1ec5 \u0111\u1ebfn t\u1eeb vi\u1ec7c x\u00e1c nh\u1eadn ch\u1eadm, th\u1eddi gian di chuy\u1ec3n d\u00e0i, ch\u1edd \u0111\u1ee3i ph\u1ee5 t\u00f9ng thay th\u1ebf ho\u1eb7c vi\u1ec7c th\u1ef1c hi\u1ec7n s\u1eeda ch\u1eefa kh\u00f3 kh\u0103n. M\u1ed9t h\u1ec7 th\u1ed1ng t\u1ed1t h\u01a1n s\u1ebd theo d\u00f5i th\u1eddi gian ph\u1ea3n h\u1ed3i b\u1ea3o tr\u00ec v\u00e0 th\u1eddi gian s\u1eeda ch\u1eefa ri\u00eang bi\u1ec7t, sau \u0111\u00f3 k\u1ebft n\u1ed1i c\u1ea3 hai l\u1ea1i v\u1edbi s\u1ef1 ki\u1ec7n th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng t\u1ed5ng th\u1ec3.<\/p>\n\n\n\n

Jodoo<\/a><\/strong> \u1ee8ng d\u1ee5ng n\u00e0y gi\u00fap vi\u1ec7c ph\u00e2n t\u00e1ch tr\u1edf n\u00ean thi\u1ebft th\u1ef1c h\u01a1n b\u1eb1ng c\u00e1ch li\u00ean k\u1ebft c\u00e1c bi\u1ec3u m\u1eabu, quy tr\u00ecnh l\u00e0m vi\u1ec7c v\u00e0 quy t\u1eafc tr\u1ea1ng th\u00e1i trong m\u1ed9t \u1ee9ng d\u1ee5ng kh\u00f4ng c\u1ea7n l\u1eadp tr\u00ecnh duy nh\u1ea5t. B\u1ea1n c\u00f3 th\u1ec3 x\u00e1c \u0111\u1ecbnh khi n\u00e0o \u0111\u1ed3ng h\u1ed3 b\u1eaft \u0111\u1ea7u t\u00ednh th\u1eddi gian ph\u1ea3n h\u1ed3i, khi n\u00e0o giai \u0111o\u1ea1n s\u1eeda ch\u1eefa b\u1eaft \u0111\u1ea7u v\u00e0 khi n\u00e0o t\u00e0i s\u1ea3n \u0111\u01b0\u1ee3c ch\u00ednh th\u1ee9c \u0111\u01b0a tr\u1edf l\u1ea1i ho\u1ea1t \u0111\u1ed9ng, m\u00e0 kh\u00f4ng bu\u1ed9c nh\u00f3m c\u1ee7a b\u1ea1n ph\u1ea3i duy tr\u00ec nhi\u1ec1u t\u1ec7p ri\u00eang bi\u1ec7t. \u0110i\u1ec1u \u0111\u00f3 cung c\u1ea5p cho c\u00e1c nh\u00e0 qu\u1ea3n l\u00fd b\u1ea3o tr\u00ec d\u1eef li\u1ec7u r\u00f5 r\u00e0ng h\u01a1n \u0111\u1ec3 xem x\u00e9t h\u00e0ng tu\u1ea7n v\u00e0 cung c\u1ea5p cho c\u00e1c nh\u00e0 l\u00e3nh \u0111\u1ea1o s\u1ea3n xu\u1ea5t c\u01a1 s\u1edf \u0111\u00e1ng tin c\u1eady h\u01a1n \u0111\u1ec3 \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh v\u1ec1 th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng \u1edf c\u1ea5p d\u00e2y chuy\u1ec1n.<\/p>\n\n\n\n

<\/span>Bi\u1ebfn d\u1eef li\u1ec7u MTTR th\u00e0nh h\u00e0nh \u0111\u1ed9ng v\u1edbi b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n<\/span><\/h3>\n\n\n\n

Khi qu\u00e1 tr\u00ecnh thu th\u1eadp d\u1eef li\u1ec7u \u0111\u00e3 \u0111\u01b0\u1ee3c nh\u1ea5t qu\u00e1n, \u01b0u ti\u00ean ti\u1ebfp theo l\u00e0... kh\u1ea3 n\u0103ng hi\u1ec3n th\u1ecb<\/strong>. M\u1ed9t b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n MTTR h\u1eefu \u00edch n\u00ean hi\u1ec3n th\u1ecb th\u1eddi gian s\u1eeda ch\u1eefa trung b\u00ecnh theo d\u00e2y chuy\u1ec1n, t\u00e0i s\u1ea3n, lo\u1ea1i l\u1ed7i, ca l\u00e0m vi\u1ec7c v\u00e0 nh\u00f3m k\u1ef9 thu\u1eadt vi\u00ean, c\u00f9ng v\u1edbi s\u1ed1 l\u01b0\u1ee3ng l\u1ed7i l\u1eb7p l\u1ea1i v\u00e0 l\u1ec7nh c\u00f4ng vi\u1ec7c qu\u00e1 h\u1ea1n. \u0110i\u1ec1u n\u00e0y gi\u00fap b\u1ea1n ph\u00e1t hi\u1ec7n xem ch\u1ec9 s\u1ed1 MTTR cao l\u00e0 do m\u1ed9t t\u00e0i s\u1ea3n kh\u00f4ng \u1ed5n \u0111\u1ecbnh, m\u1ed9t ca l\u00e0m vi\u1ec7c b\u1ecb t\u1eafc ngh\u1ebdn hay m\u1ed9t ch\u1ebf \u0111\u1ed9 l\u1ed7i l\u1eb7p \u0111i l\u1eb7p l\u1ea1i hay kh\u00f4ng.<\/p>\n\n\n\n

V\u1edbi Jodoo<\/a><\/strong> Tr\u00ean b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n, c\u00e1c nh\u00f3m b\u1ea3o tr\u00ec v\u00e0 v\u1eadn h\u00e0nh c\u00f3 th\u1ec3 gi\u00e1m s\u00e1t tr\u1ea1ng th\u00e1i s\u1ef1 c\u1ed1 tr\u1ef1c ti\u1ebfp, xu h\u01b0\u1edbng th\u1eddi gian ph\u1ea3n h\u1ed3i v\u00e0 th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng theo t\u1eebng lo\u1ea1i t\u00e0i s\u1ea3n m\u00e0 kh\u00f4ng c\u1ea7n ch\u1edd t\u1ed5ng h\u1ee3p b\u00e1o c\u00e1o th\u1ee7 c\u00f4ng. B\u1ea1n c\u0169ng c\u00f3 th\u1ec3 thi\u1ebft l\u1eadp c\u1ea3nh b\u00e1o d\u1ef1a tr\u00ean ng\u01b0\u1ee1ng cho MTTR b\u1ea5t th\u01b0\u1eddng theo d\u00e2y chuy\u1ec1n ho\u1eb7c nh\u00f3m thi\u1ebft b\u1ecb, h\u1ed7 tr\u1ee3 vi\u1ec7c leo thang nhanh h\u01a1n khi hi\u1ec7u su\u1ea5t b\u1eaft \u0111\u1ea7u gi\u1ea3m s\u00fat. \u0110\u1ed1i v\u1edbi c\u00e1c nh\u00e0 m\u00e1y v\u1eadn h\u00e0nh nhi\u1ec1u d\u00e2y chuy\u1ec1n ho\u1eb7c t\u00f2a nh\u00e0, kh\u1ea3 n\u0103ng hi\u1ec3n th\u1ecb \u0111\u00f3 th\u01b0\u1eddng bi\u1ebfn vi\u1ec7c theo d\u00f5i th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng c\u1ee7a thi\u1ebft b\u1ecb t\u1eeb vi\u1ec7c ch\u1ec9 ghi ch\u00e9p th\u00e0nh vi\u1ec7c ki\u1ec3m so\u00e1t ch\u1ee7 \u0111\u1ed9ng.<\/p>\n\n\n\n

\"B\u1ea3ng<\/figure>\n\n\n\n

<\/span>M\u1ed9t v\u00ed d\u1ee5 th\u1ef1c t\u1ebf t\u1eeb m\u1ed9t nh\u00e0 m\u00e1y \u0111i\u1ec7n t\u1eed<\/span><\/h3>\n\n\n\n

Trong m\u1ed9t m\u00f4i tr\u01b0\u1eddng l\u1eafp r\u00e1p \u0111i\u1ec7n t\u1eed, c\u00e1c phi\u1ebfu b\u00e1o l\u1ed7i tr\u01b0\u1edbc \u0111\u00e2y \u0111\u01b0\u1ee3c b\u00e1o c\u00e1o qua tin nh\u1eafn tr\u00f2 chuy\u1ec7n v\u00e0 c\u1eadp nh\u1eadt sau \u0111\u00f3 trong b\u1ea3ng t\u00ednh. \u0110i\u1ec1u n\u00e0y t\u1ea1o ra s\u1ef1 ch\u1eadm tr\u1ec5 gi\u1eefa b\u00e1o c\u00e1o l\u1ed7i ban \u0111\u1ea7u, vi\u1ec7c ph\u00e2n c\u00f4ng k\u1ef9 thu\u1eadt vi\u00ean v\u00e0 vi\u1ec7c ho\u00e0n t\u1ea5t s\u1eeda ch\u1eefa, khi\u1ebfn c\u00f4ng th\u1ee9c MTTR tr\u00f4ng t\u1ec7 h\u01a1n m\u00e0 kh\u00f4ng ch\u1ec9 r\u00f5 l\u00fd do t\u1ea1i sao. B\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng Jodoo<\/a><\/strong> \u0110\u1ec3 t\u1ef1 \u0111\u1ed9ng \u0111\u1ecbnh tuy\u1ebfn phi\u1ebfu y\u00eau c\u1ea7u theo d\u00e2y chuy\u1ec1n v\u00e0 nh\u00f3m t\u00e0i s\u1ea3n, nh\u00e0 m\u00e1y \u0111\u00e3 t\u1ea1o ra c\u00e1c quy t\u1eafc ph\u00e2n c\u00f4ng t\u1ee9c th\u1eddi, nh\u1eadt k\u00fd s\u1eeda ch\u1eefa ti\u00eau chu\u1ea9n h\u00f3a v\u00e0 b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n theo d\u00f5i th\u1eddi gian th\u1ef1c cho c\u00e1c l\u1ed7i ch\u01b0a \u0111\u01b0\u1ee3c kh\u1eafc ph\u1ee5c.<\/p>\n\n\n\n

S\u1ef1 c\u1ea3i thi\u1ec7n kh\u00f4ng ch\u1ec9 n\u1eb1m \u1edf vi\u1ec7c nh\u1eadp d\u1eef li\u1ec7u nhanh h\u01a1n. Nh\u00f3m b\u1ea3o tr\u00ec c\u00f3 th\u1ec3 th\u1ea5y \u0111\u01b0\u1ee3c th\u1eddi gian b\u1ecb l\u00e3ng ph\u00ed \u1edf \u0111\u00e2u trong quy tr\u00ecnh s\u1eeda ch\u1eefa, v\u00e0 c\u00e1c gi\u00e1m s\u00e1t vi\u00ean kh\u00f4ng c\u00f2n ph\u1ea3i \u0111\u1ed1i chi\u1ebfu nhi\u1ec1u h\u1ed3 s\u01a1 tr\u01b0\u1edbc khi xem x\u00e9t hi\u1ec7u su\u1ea5t MTTR n\u1eefa. <\/p>\n\n\n\n

<\/span>K\u1ebft lu\u1eadn: Bi\u1ebfn MTTR t\u1eeb m\u1ed9t c\u00f4ng th\u1ee9c th\u00e0nh m\u1ed9t h\u1ec7 th\u1ed1ng c\u1ea3i ti\u1ebfn li\u00ean t\u1ee5c.<\/span><\/h2>\n\n\n\n

MTTR<\/a><\/strong> Ch\u1ec9 s\u1ed1 MTTR r\u1ea5t quan tr\u1ecdng v\u00ec n\u00f3 bi\u1ebfn th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng c\u1ee7a thi\u1ebft b\u1ecb th\u00e0nh m\u1ed9t ch\u1ec9 s\u1ed1 m\u00e0 nh\u00f3m c\u1ee7a b\u1ea1n c\u00f3 th\u1ec3 \u0111o l\u01b0\u1eddng, so s\u00e1nh v\u00e0 c\u1ea3i thi\u1ec7n. Tuy nhi\u00ean, con s\u1ed1 n\u00e0y ch\u1ec9 h\u1eefu \u00edch khi m\u1ecdi ng\u01b0\u1eddi tu\u00e2n th\u1ee7 c\u00f9ng m\u1ed9t quy t\u1eafc v\u1ec1 th\u1eddi \u0111i\u1ec3m b\u1eaft \u0111\u1ea7u v\u00e0 k\u1ebft th\u00fac th\u1eddi gian s\u1eeda ch\u1eefa, nh\u1eefng ho\u1ea1t \u0111\u1ed9ng n\u00e0o \u0111\u01b0\u1ee3c t\u00ednh v\u00e0 c\u00e1ch ghi l\u1ea1i d\u1eef li\u1ec7u s\u1ef1 c\u1ed1. N\u1ebfu thi\u1ebfu s\u1ef1 tu\u00e2n th\u1ee7 \u0111\u00f3, MTTR s\u1ebd tr\u1edf th\u00e0nh m\u1ed9t b\u00e0i t\u1eadp b\u00e1o c\u00e1o thay v\u00ec m\u1ed9t c\u00f4ng c\u1ee5 ra quy\u1ebft \u0111\u1ecbnh.<\/p>\n\n\n\n

\u0110\u1ed1i v\u1edbi h\u1ea7u h\u1ebft c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t, th\u1eddi gian s\u1eeda ch\u1eefa trung b\u00ecnh cao kh\u00f4ng ch\u1ec9 do n\u0103ng l\u1ef1c k\u1ef9 thu\u1eadt vi\u00ean g\u00e2y ra. Nguy\u00ean nh\u00e2n th\u01b0\u1eddng l\u00e0 do b\u00e1o c\u00e1o l\u1ed7i ch\u1eadm tr\u1ec5, phi\u1ebfu s\u1eeda ch\u1eefa kh\u00f4ng \u0111\u1ea7y \u0111\u1ee7, thi\u1ebfu th\u00f4ng tin v\u1ec1 ph\u1ee5 t\u00f9ng thay th\u1ebf, vi\u1ec7c b\u00e0n giao ca l\u00e0m vi\u1ec7c y\u1ebfu k\u00e9m ho\u1eb7c nh\u1eadt k\u00fd th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng kh\u00f4ng nh\u1ea5t qu\u00e1n. Khi b\u1ea1n chu\u1ea9n h\u00f3a quy tr\u00ecnh s\u1eeda ch\u1eefa v\u00e0 ghi l\u1ea1i th\u1eddi gian m\u1ed9t c\u00e1ch nh\u1ea5t qu\u00e1n, MTTR (Th\u1eddi gian s\u1eeda ch\u1eefa trung b\u00ecnh) tr\u1edf th\u00e0nh m\u1ed9t ch\u1ec9 s\u1ed1 KPI thi\u1ebft th\u1ef1c \u0111\u1ec3 gi\u1ea3m thi\u1ec3u t\u1ed5n th\u1ea5t s\u1ea3n l\u01b0\u1ee3ng, b\u1ea3o v\u1ec7 hi\u1ec7u qu\u1ea3 lao \u0111\u1ed9ng v\u00e0 c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t giao h\u00e0ng.<\/p>\n\n\n\n

N\u1ebfu b\u1ea1n mu\u1ed1n chuy\u1ec3n t\u1eeb vi\u1ec7c theo d\u00f5i b\u1eb1ng b\u1ea3ng t\u00ednh sang m\u1ed9t h\u1ec7 th\u1ed1ng \u0111\u00e1ng tin c\u1eady h\u01a1n, Jodoo<\/a><\/strong> c\u00f3 th\u1ec3 gi\u00fap \u00edch. L\u00e0 m\u1ed9t n\u1ec1n t\u1ea3ng s\u1ea3n xu\u1ea5t tinh g\u1ecdn kh\u00f4ng c\u1ea7n l\u1eadp tr\u00ecnh, Jodoo cho ph\u00e9p b\u1ea1n x\u00e2y d\u1ef1ng c\u00e1c bi\u1ec3u m\u1eabu b\u1ea3o tr\u00ec k\u1ef9 thu\u1eadt s\u1ed1, quy tr\u00ecnh l\u00e0m vi\u1ec7c t\u1ef1 \u0111\u1ed9ng theo \u0111\u01a1n \u0111\u1eb7t h\u00e0ng, theo d\u00f5i thi\u1ebft b\u1ecb d\u1ef1a tr\u00ean m\u00e3 QR v\u00e0 b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n th\u1eddi gian th\u1ef1c m\u00e0 kh\u00f4ng c\u1ea7n ph\u00e1t tri\u1ec3n t\u00f9y ch\u1ec9nh ph\u1ee9c t\u1ea1p. B\u1ea1n c\u00f3 th\u1ec3 b\u1eaft \u0111\u1ea7u d\u00f9ng th\u1eed mi\u1ec5n ph\u00ed<\/a><\/strong> ho\u1eb7c \u0110\u1eb7t l\u1ecbch d\u00f9ng th\u1eed<\/a><\/strong> H\u00e3y t\u00ecm hi\u1ec3u c\u00e1ch Jodoo c\u00f3 th\u1ec3 gi\u00fap c\u00e1c nh\u00e0 m\u00e1y c\u1ee7a b\u1ea1n theo d\u00f5i th\u1eddi gian s\u1eeda ch\u1eefa ch\u00ednh x\u00e1c h\u01a1n v\u00e0 gi\u1ea3m th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng nhanh h\u01a1n.<\/p>","protected":false},"excerpt":{"rendered":"

T\u00ecm hi\u1ec3u c\u00e1ch \u0111o l\u01b0\u1eddng v\u00e0 gi\u1ea3m MTTR (Th\u1eddi gian s\u1eeda ch\u1eefa trung b\u00ecnh) trong s\u1ea3n xu\u1ea5t v\u1edbi c\u00e1c b\u01b0\u1edbc \u0111\u00e3 \u0111\u01b0\u1ee3c ch\u1ee9ng minh. B\u1eaft \u0111\u1ea7u d\u00f9ng th\u1eed mi\u1ec5n ph\u00ed ho\u1eb7c \u0111\u1eb7t l\u1ecbch demo.<\/p>","protected":false},"author":1,"featured_media":7376,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[20],"tags":[],"class_list":["post-7647","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-solutions"],"blocksy_meta":[],"yoast_head":"\nMTTR: Meaning, Formula, and How to Reduce Repair Time in Manufacturing - Jodoo Blog<\/title>\n<meta name=\"description\" content=\"Learn how to measure and reduce MTTR (Mean Time To Repair) in manufacturing with proven steps. 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