{"id":8155,"date":"2023-10-08T02:41:21","date_gmt":"2023-10-08T02:41:21","guid":{"rendered":"https:\/\/www.hndfcrane.com\/?post_type=posts&#038;p=8155"},"modified":"2024-09-09T06:35:55","modified_gmt":"2024-09-09T06:35:55","slug":"eot-crane-load-testing-a-step-by-step-guide","status":"publish","type":"posts","link":"https:\/\/www.hndfcrane.com\/vi\/posts\/eot-crane-load-testing-a-step-by-step-guide\/","title":{"rendered":"Ki\u1ec3m tra t\u1ea3i c\u1ea7u tr\u1ee5c EOT: H\u01b0\u1edbng d\u1eabn t\u1eebng b\u01b0\u1edbc"},"content":{"rendered":"<p>C\u1ea7u tr\u1ee5c \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn trong s\u1ea3n xu\u1ea5t c\u00f4ng nghi\u1ec7p hi\u1ec7n \u0111\u1ea1i v\u00e0 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong nhi\u1ec1u l\u0129nh v\u1ef1c. Ho\u1ea1t \u0111\u1ed9ng n\u00e2ng h\u1ea1 l\u00e0 m\u1ed9t lo\u1ea1i ho\u1ea1t \u0111\u1ed9ng d\u1ec5 x\u1ea3y ra tai n\u1ea1n, vi\u1ec7c s\u1eed d\u1ee5ng m\u00e1y n\u00e2ng trong qu\u00e1 tr\u00ecnh h\u1ecfng h\u00f3c s\u1ebd g\u00e2y ra t\u00e1c h\u1ea1i l\u1edbn. Do \u0111\u00f3, c\u1ea7n ph\u1ea3i ki\u1ec3m tra an to\u00e0n c\u1ea7n c\u1ea9u \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n xu\u1ea5t v\u00e0 kh\u1ea3 n\u0103ng v\u1eadn h\u00e0nh an to\u00e0n c\u1ee7a ch\u00fang. Ki\u1ec3m tra t\u1ea3i c\u00f3 th\u1ec3 ki\u1ec3m tra ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a s\u1ea3n ph\u1ea9m m\u00e1y n\u00e2ng v\u00e0 c\u00e1c ch\u1ec9 s\u1ed1 ho\u1ea1t \u0111\u1ed9ng an to\u00e0n, ch\u1eb3ng h\u1ea1n nh\u01b0 \u0111\u1ed9 bi\u1ebfn d\u1ea1ng c\u1ee7a k\u1ebft c\u1ea5u kim lo\u1ea1i c\u1ea7n tr\u1ee5c v\u00e0 t\u00ecnh tr\u1ea1ng hi\u1ec7u qu\u1ea3 c\u1ee7a thi\u1ebft b\u1ecb an to\u00e0n. B\u00e0i vi\u1ebft n\u00e0y m\u00f4 t\u1ea3 chi ti\u1ebft c\u00e1c b\u01b0\u1edbc v\u00e0 ph\u01b0\u01a1ng ph\u00e1p ki\u1ec3m tra t\u1ea3i c\u1ee7a <a href=\"https:\/\/www.hndfcrane.com\/vi\/overhead-cranes\/\">C\u1ea7u tr\u1ee5c<\/a>, bao g\u1ed3m c\u00f4ng vi\u1ec7c chu\u1ea9n b\u1ecb tr\u01b0\u1edbc khi th\u1eed t\u1ea3i c\u1ea7n tr\u1ee5c, th\u1eed kh\u00f4ng t\u1ea3i, th\u1eed t\u1ea3i \u0111\u1ecbnh m\u1ee9c, th\u1eed t\u1ea3i t\u0129nh v\u00e0 th\u1eed t\u1ea3i \u0111\u1ed9ng.<\/p>\r\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.hndfcrane.com\/wp-content\/uploads\/EOT-crane-load-test.png\" alt=\"Ki\u1ec3m tra t\u1ea3i c\u1ea7n c\u1ea9u EOT\" width=\"500\" height=\"679\" class=\"alignnone wp-image-8161\" \/><\/p>\r\n<h2>Y\u00eau c\u1ea7u \u0111\u1ed1i v\u1edbi vi\u1ec7c th\u1eed t\u1ea3i c\u1ea7u tr\u1ee5c<\/h2>\r\n<h3>Y\u00eau c\u1ea7u v\u1ec1 m\u00f4i tr\u01b0\u1eddng c\u1ee7a \u0111\u1ecba \u0111i\u1ec3m th\u1eed nghi\u1ec7m<\/h3>\r\n<p>\u0110\u1ec3 \u0111\u1ea3m b\u1ea3o t\u00ednh gi\u00e1 tr\u1ecb v\u00e0 \u0111\u1ed9 tin c\u1eady c\u1ee7a b\u00e0i thi, \u0111\u1ecba \u0111i\u1ec3m thi ph\u1ea3i \u0111\u00e1p \u1ee9ng c\u00e1c \u0111i\u1ec1u ki\u1ec7n sau:<\/p>\r\n<ol>\r\n\t<li>\u0110\u1ecba \u0111i\u1ec3m thi ch\u1eafc ch\u1eafn v\u00e0 b\u1eb1ng ph\u1eb3ng.<\/li>\r\n\t<li>Nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng xung quanh l\u00e0 -3oC ~ + 36oC.<\/li>\r\n\t<li>N\u1ebfu \u0111\u1ecba \u0111i\u1ec3m th\u1eed nghi\u1ec7m l\u00e0 m\u00f4i tr\u01b0\u1eddng ngo\u00e0i tr\u1eddi th\u00ec t\u1ed1c \u0111\u1ed9 gi\u00f3 t\u1ee9c th\u1eddi tr\u00ean m\u1eb7t \u0111\u1ea5t nh\u1ecf h\u01a1n 8,3 m\/s.<\/li>\r\n<\/ol>\r\n<h3>Y\u00eau c\u1ea7u \u0111\u1ed1i v\u1edbi t\u1ea3i th\u1eed nghi\u1ec7m<\/h3>\r\n<p>T\u1ea3i th\u1eed nghi\u1ec7m c\u00f3 th\u1ec3 l\u00e0 m\u1ed9t \u0111\u01a1n v\u1ecb ho\u1eb7c bao g\u1ed3m m\u1ed9t s\u1ed1 b\u1ed9 ph\u1eadn cho c\u00e1c y\u00eau c\u1ea7u th\u1eed nghi\u1ec7m t\u1ea3i kh\u00e1c nhau. N\u00f3 c\u00f3 th\u1ec3 l\u00e0 m\u1ed9t kh\u1ed1i ri\u00eang l\u1ebb b\u1eb1ng th\u00e9p ho\u1eb7c lo\u1ea1i kh\u00e1c (b\u00ea t\u00f4ng) ho\u1eb7c m\u1ed9t th\u00f9ng ch\u1ee9a n\u01b0\u1edbc ho\u1eb7c c\u00e1t.<\/p>\r\n<p>Ph\u01b0\u01a1ng ph\u00e1p \u0111o kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a t\u1ea3i th\u1eed:<\/p>\r\n<ul>\r\n\t<li>Ph\u01b0\u01a1ng ph\u00e1p tr\u1ef1c ti\u1ebfp: tr\u1ecdng l\u01b0\u1ee3ng c\u1ee7a kh\u1ed1i ki\u1ec3m tra \u0111\u01b0\u1ee3c c\u00e2n tr\u1ef1c ti\u1ebfp.<\/li>\r\n\t<li>Ph\u01b0\u01a1ng ph\u00e1p k\u1ebft h\u1ee3p: M\u1ed9t lo\u1ea1t c\u00e1c qu\u1ea3 c\u00e2n c\u00f3 kh\u1ed1i l\u01b0\u1ee3ng nh\u1ea5t \u0111\u1ecbnh \u0111\u1ec3 k\u1ebft h\u1ee3p h\u1ee3p l\u00fd, \u0111\u1ec3 c\u00f3 \u0111\u01b0\u1ee3c qu\u1ea3 c\u00e2n c\u1ea7n thi\u1ebft cho vi\u1ec7c th\u1eed t\u1ea3i.<\/li>\r\n<\/ul>\r\n<p>L\u1ed7i khi t\u1ea3i th\u1eed nghi\u1ec7m ph\u1ea3i \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t trong v\u00f2ng 1%.<\/p>\r\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.hndfcrane.com\/wp-content\/uploads\/test-load.png\" alt=\"t\u1ea3i th\u1eed\" width=\"666\" height=\"550\" class=\"alignnone wp-image-8164\" \/><\/p>\r\n<h2>Chu\u1ea9n b\u1ecb tr\u01b0\u1edbc k\u1ef3 thi<\/h2>\r\n<ul>\r\n\t<li>Lo\u1ea1i b\u1ecf t\u1ea5t c\u1ea3 c\u00e1c m\u1ea3nh v\u1ee5n \u1edf c\u1ea3 hai b\u00ean c\u1ee7a \u0111\u01b0\u1eddng ray c\u1ea7n c\u1ea9u v\u00e0 xe \u0111\u1ea9y.<\/li>\r\n\t<li>D\u1ecdn s\u1ea1ch \u0111\u1ecba \u0111i\u1ec3m thi c\u00e1c thi\u1ebft b\u1ecb v\u00e0 v\u1eadt li\u1ec7u kh\u00f4ng li\u00ean quan \u0111\u1ebfn cu\u1ed9c thi.<\/li>\r\n\t<li>Thi\u1ebft l\u1eadp r\u00e0o ch\u1eafn t\u1ea1i \u0111\u1ecba \u0111i\u1ec3m thi, nh\u00e2n vi\u00ean an to\u00e0n t\u1ea1i ch\u1ed7 ki\u1ec3m tra nghi\u00eam ng\u1eb7t nh\u1eefng ng\u01b0\u1eddi v\u00e0 thi\u1ebft b\u1ecb kh\u00f4ng li\u00ean quan kh\u00f4ng \u0111\u01b0\u1ee3c ph\u00e9p v\u00e0o \u0111\u1ecba \u0111i\u1ec3m thi.<\/li>\r\n\t<li>Ki\u1ec3m tra xem c\u00e1c bu l\u00f4ng k\u1ebft n\u1ed1i c\u00f3 ch\u1eb7t kh\u00f4ng v\u00e0 ki\u1ec3m tra xem c\u00e1c bu l\u00f4ng n\u00e9n c\u1ee7a \u0111\u01b0\u1eddng ray c\u00f3 ch\u1eb7t kh\u00f4ng.<\/li>\r\n\t<li>Ki\u1ec3m tra c\u00e1c thi\u1ebft b\u1ecb n\u00e2ng v\u00e0 c\u00e1p treo \u0111\u1ec3 th\u1eed t\u1ea3i, \u0111\u1ee7 \u0111i\u1ec1u ki\u1ec7n s\u1eed d\u1ee5ng.<\/li>\r\n\t<li>Chu\u1ea9n b\u1ecb c\u00e1c thi\u1ebft b\u1ecb kh\u00e1c \u0111\u1ec3 th\u1eed t\u1ea3i bao g\u1ed3m l\u1eafp r\u00e1p gi\u1ecf n\u1eb7ng, b\u1ed9 \u0111\u00e0m, th\u01b0\u1edbc d\u00e2y th\u00e9p, ampe k\u1ebf, \u0111\u1ed3ng h\u1ed3 b\u1ea5m gi\u1edd \u0111i\u1ec7n t\u1eed, v.v.<\/li>\r\n\t<li>Tr\u01b0\u1edbc khi th\u1eed t\u1ea3i, h\u00e3y c\u00e0i \u0111\u1eb7t v\u00e0 g\u1ee1 l\u1ed7i thi\u1ebft b\u1ecb h\u1ec7 th\u1ed1ng gi\u00e1m s\u00e1t v\u00e0 ph\u00e1t hi\u1ec7n th\u1eddi gian th\u1ef1c c\u01b0\u1eddng \u0111\u1ed9 v\u00e0 \u0111\u1ed9 c\u1ee9ng c\u1ee7a d\u1ea7m ch\u00ednh, ph\u00e1t hi\u1ec7n th\u1eddi gian th\u1ef1c gi\u00e1 tr\u1ecb c\u01b0\u1eddng \u0111\u1ed9 v\u00e0 \u0111\u1ed9 c\u1ee9ng c\u1ee7a d\u1ea7m ch\u00ednh trong th\u1eed nghi\u1ec7m, \u0111\u1ed3ng th\u1eddi so s\u00e1nh v\u1edbi gi\u00e1 tr\u1ecb t\u00ednh to\u00e1n, gi\u00e1 tr\u1ecb cho ph\u00e9p, hi\u1ec3n th\u1ecb \u0111\u1ed9ng, v\u01b0\u1ee3t m\u1ee9c b\u00e1o \u0111\u1ed9ng ti\u00eau chu\u1ea9n.<\/li>\r\n<\/ul>\r\n<h2>Quy tr\u00ecnh ki\u1ec3m tra t\u1ea3i tr\u1ecdng c\u1ea7u tr\u1ee5c EOT<\/h2>\r\n<p>Th\u1eed nghi\u1ec7m c\u1ea7n c\u1ea9u EOT bao g\u1ed3m th\u1eed nghi\u1ec7m kh\u00f4ng t\u1ea3i, th\u1eed t\u1ea3i \u0111\u1ecbnh m\u1ee9c, th\u1eed t\u1ea3i t\u0129nh v\u00e0 th\u1eed t\u1ea3i \u0111\u1ed9ng. Tr\u00ecnh t\u1ef1 th\u1eed nghi\u1ec7m c\u1ea7n l\u01b0u \u00fd, ph\u1ea3i l\u00e0 th\u1eed nghi\u1ec7m kh\u00f4ng t\u1ea3i \u0111\u1ea7u ti\u00ean, sau th\u1eed nghi\u1ec7m t\u1ea3i \u0111\u1ecbnh m\u1ee9c, sau \u0111\u00f3 l\u00e0 th\u1eed nghi\u1ec7m t\u1ea3i t\u0129nh v\u00e0 cu\u1ed1i c\u00f9ng l\u00e0 th\u1eed nghi\u1ec7m t\u1ea3i \u0111\u1ed9ng. B\u00e0i ki\u1ec3m tra tr\u01b0\u1edbc kh\u00f4ng \u0111\u1ee7 ti\u00eau chu\u1ea9n, kh\u00f4ng th\u1ec3 th\u1ef1c hi\u1ec7n b\u00e0i ki\u1ec3m tra ti\u1ebfp theo, c\u1ea7n kh\u1eafc ph\u1ee5c vi\u1ec7c ho\u00e0n th\u00e0nh vi\u1ec7c xem x\u00e9t \u0111\u1ee7 \u0111i\u1ec1u ki\u1ec7n \u0111\u1ec3 ti\u1ebfp t\u1ee5c b\u00e0i ki\u1ec3m tra ph\u00eda sau. \u0110\u1ec3 \u0111\u1ea3m b\u1ea3o qu\u00e1 tr\u00ecnh th\u1eed nghi\u1ec7m di\u1ec5n ra su\u00f4n s\u1ebb, c\u1ea7n ti\u1ebfn h\u00e0nh ki\u1ec3m tra tr\u1ef1c quan to\u00e0n b\u1ed9 m\u00e1y tr\u01b0\u1edbc khi ti\u1ebfn h\u00e0nh th\u1eed nghi\u1ec7m.<\/p>\r\n<h3>Ki\u1ec3m tra tr\u1ef1c quan<\/h3>\r\n<p>Ki\u1ec3m tra tr\u1ef1c quan ph\u1ea3i bao g\u1ed3m vi\u1ec7c tu\u00e2n th\u1ee7 c\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt v\u00e0 t\u00ecnh tr\u1ea1ng c\u1ee7a t\u1ea5t c\u1ea3 c\u00e1c b\u1ed9 ph\u1eadn thi\u1ebft y\u1ebfu, ch\u1eb3ng h\u1ea1n nh\u01b0 c\u01a1 c\u1ea5u, thi\u1ebft b\u1ecb \u0111i\u1ec7n, thi\u1ebft b\u1ecb an to\u00e0n, phanh, \u0111i\u1ec1u khi\u1ec3n, h\u1ec7 th\u1ed1ng chi\u1ebfu s\u00e1ng v\u00e0 t\u00edn hi\u1ec7u; k\u1ebft c\u1ea5u kim lo\u1ea1i c\u1ee7a c\u1ea7n c\u1ea9u v\u00e0 c\u00e1c \u0111\u1ea7u n\u1ed1i, thang, \u0111\u01b0\u1eddng ti\u1ebfp c\u1eadn, cabin l\u00e1i v\u00e0 s\u00e0n \u0111i b\u1ed9; t\u1ea5t c\u1ea3 c\u00e1c t\u1ea5m ch\u1eafn; m\u00f3c ho\u1eb7c c\u00e1c thi\u1ebft b\u1ecb n\u00e2ng kh\u00e1c v\u00e0 c\u00e1c \u0111\u1ea7u n\u1ed1i c\u1ee7a ch\u00fang; d\u00e2y c\u00e1p v\u00e0 \u0111\u1ed3 g\u00e1 c\u1ee7a ch\u00fang; v\u00e0 c\u00e1c kh\u1ed1i puli v\u00e0 c\u00e1c ch\u1ed1t tr\u1ee5c c\u1ee7a ch\u00fang. Kh\u00f4ng c\u1ea7n ph\u1ea3i th\u00e1o r\u1eddi b\u1ea5t k\u1ef3 b\u1ed9 ph\u1eadn n\u00e0o \u0111\u1ec3 ki\u1ec3m tra, nh\u01b0ng ph\u1ea3i m\u1edf c\u00e1c n\u1eafp c\u1ea7n m\u1edf trong qu\u00e1 tr\u00ecnh b\u1ea3o d\u01b0\u1ee1ng v\u00e0 ki\u1ec3m tra th\u00f4ng th\u01b0\u1eddng, ch\u1eb3ng h\u1ea1n nh\u01b0 n\u1eafp c\u00f4ng t\u1eafc gi\u1edbi h\u1ea1n.<\/p>\r\n<h3>Ki\u1ec3m tra kh\u00f4ng t\u1ea3i<\/h3>\r\n<p>Th\u1eed nghi\u1ec7m kh\u00f4ng t\u1ea3i ch\u1ee7 y\u1ebfu l\u00e0 th\u1eed nghi\u1ec7m ho\u1ea1t \u0111\u1ed9ng v\u00e0 c\u01a1 c\u1ea5u n\u00e2ng c\u1ee7a c\u1ea7n tr\u1ee5c v\u00e0 xe \u0111\u1ea9y tr\u00ean cao v\u00e0 \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n theo quy tr\u00ecnh sau:<\/p>\r\n<ol>\r\n\t<li>Tr\u01b0\u1edbc khi th\u1eed nghi\u1ec7m, s\u1eed d\u1ee5ng megohmmet 500V \u0111\u1ec3 \u0111o \u0111i\u1ec7n tr\u1edf c\u00e1ch \u0111i\u1ec7n c\u1ee7a m\u1ea1ch ch\u00ednh c\u1ee7a t\u1eebng t\u1ed5 ch\u1ee9c, m\u1ea1ch \u0111i\u1ec1u khi\u1ec3n v\u00e0 \u0111i\u1ec7n tr\u1edf c\u00e1ch \u0111i\u1ec7n v\u1edbi \u0111\u1ea5t.<\/li>\r\n\t<li>B\u1eadt ngu\u1ed3n \u0111i\u1ec7n, m\u1edf c\u00e1c c\u01a1 quan sao cho xe con ch\u1ea1y d\u1ecdc theo chi\u1ec1u d\u00e0i d\u1ea7m ch\u00ednh, c\u1ea7n c\u1ea9u d\u1ecdc \u0111\u01b0\u1eddng ray ch\u1ea1y t\u1edbi ch\u1ea1y lui kh\u00f4ng d\u01b0\u1edbi 3 l\u1ea7n kh\u00f4ng \u0111\u01b0\u1ee3c x\u1ea3y ra hi\u1ec7n t\u01b0\u1ee3ng k\u1eb9t xe.<\/li>\r\n\t<li>Ki\u1ec3m tra xem c\u00f4ng t\u1eafc gi\u1edbi h\u1ea1n v\u00e0 b\u1ed9 \u0111\u1ec7m c\u00f3 ho\u1ea1t \u0111\u1ed9ng t\u1ed1t hay kh\u00f4ng v\u00e0 v\u1ecb tr\u00ed gi\u1edbi h\u1ea1n b\u00ean tr\u00e1i v\u00e0 b\u00ean ph\u1ea3i c\u1ee7a m\u00e1y r\u1ea3i c\u00f3 \u0111\u00e1p \u1ee9ng y\u00eau c\u1ea7u hay kh\u00f4ng.<\/li>\r\n\t<li>Kh\u1edfi \u0111\u1ed9ng c\u01a1 c\u1ea5u n\u00e2ng ch\u00ednh v\u00e0 ph\u1ee5 cho to\u00e0n b\u1ed9 ho\u1ea1t \u0111\u1ed9ng c\u1ee7a ph\u1ea1m vi n\u00e2ng, ki\u1ec3m tra xem ho\u1ea1t \u0111\u1ed9ng c\u00f3 b\u00ecnh th\u01b0\u1eddng hay kh\u00f4ng, h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n v\u00e0 thi\u1ebft b\u1ecb an to\u00e0n c\u00f3 \u0111\u00e1p \u1ee9ng y\u00eau c\u1ea7u v\u00e0 c\u00f3 nh\u1ea1y v\u00e0 ch\u00ednh x\u00e1c hay kh\u00f4ng, ki\u1ec3m tra xem ph\u1ea1m vi n\u00e2ng c\u00f3 \u0111\u00e1p \u1ee9ng y\u00eau c\u1ea7u hay kh\u00f4ng.<\/li>\r\n\t<li>Trong qu\u00e1 tr\u00ecnh th\u1eed nghi\u1ec7m v\u1eadn h\u00e0nh kh\u00f4ng t\u1ea3i, m\u1ed7i c\u01a1 c\u1ea5u ph\u1ea3i \u0111\u01b0\u1ee3c kh\u1edfi \u0111\u1ed9ng ri\u00eang bi\u1ec7t v\u00e0 v\u1eadn h\u00e0nh theo c\u1ea3 hai chi\u1ec1u thu\u1eadn v\u00e0 ng\u01b0\u1ee3c trong th\u1eddi gian t\u00edch l\u0169y kh\u00f4ng \u00edt h\u01a1n 5 ph\u00fat.<\/li>\r\n<\/ol>\r\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.hndfcrane.com\/wp-content\/uploads\/No-load-Test.jpg\" alt=\"Ki\u1ec3m tra kh\u00f4ng t\u1ea3i\" width=\"900\" height=\"600\" class=\"alignnone size-full wp-image-8168\" \/><\/p>\r\n<p>K\u1ebft qu\u1ea3 th\u1eed nghi\u1ec7m kh\u00f4ng t\u1ea3i th\u1ecfa m\u00e3n c\u00e1c \u0111i\u1ec1u ki\u1ec7n sau tr\u01b0\u1edbc khi ti\u1ebfn h\u00e0nh ho\u1ea1t \u0111\u1ed9ng ti\u1ebfp theo:<\/p>\r\n<ol>\r\n\t<li>T\u1ea5t c\u1ea3 c\u00e1c thi\u1ebft b\u1ecb an to\u00e0n \u0111\u1ec1u ho\u1ea1t \u0111\u1ed9ng tin c\u1eady v\u00e0 hi\u1ec7u qu\u1ea3.<\/li>\r\n\t<li>T\u1ea5t c\u1ea3 c\u00e1c c\u01a1 ch\u1ebf \u0111\u1ec1u ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng v\u00e0 h\u1ec7 th\u1ed1ng phanh ho\u1ea1t \u0111\u1ed9ng \u0111\u00e1ng tin c\u1eady.<\/li>\r\n\t<li>H\u1ec7 th\u1ed1ng v\u1eadn h\u00e0nh v\u00e0 h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n \u0111i\u1ec7n ho\u1ea1t \u0111\u1ed9ng t\u1ed1t.<\/li>\r\n\t<li>Kh\u00f4ng c\u00f3 hi\u1ec7n t\u01b0\u1ee3ng g\u1eb7m ray trong qu\u00e1 tr\u00ecnh v\u1eadn h\u00e0nh to\u00e0n b\u1ed9 chi\u1ec1u d\u00e0i c\u1ee7a c\u1ea7n tr\u1ee5c v\u00e0 xe \u0111\u1ea9y d\u1ecdc theo \u0111\u01b0\u1eddng ray.<\/li>\r\n<\/ol>\r\n<h3>Ki\u1ec3m tra t\u1ea3i \u0111\u1ecbnh m\u1ee9c<\/h3>\r\n<p>M\u1ee5c \u0111\u00edch c\u1ee7a th\u1eed nghi\u1ec7m t\u1ea3i \u0111\u1ecbnh m\u1ee9c l\u00e0 \u0111\u1ec3 ki\u1ec3m tra th\u00eam c\u00e1c ch\u1ec9 s\u1ed1 ch\u1ee9c n\u0103ng li\u00ean quan c\u1ee7a c\u1ea7n tr\u1ee5c th\u00f4ng qua th\u1eed nghi\u1ec7m t\u1ea3i \u0111\u1ecbnh m\u1ee9c. Qu\u00e1 tr\u00ecnh th\u1eed nghi\u1ec7m nh\u01b0 sau:<\/p>\r\n<ol>\r\n\t<li>C\u01a1 c\u1ea5u c\u1ea9u ch\u00ednh ch\u1ecbu t\u1ea3i g\u1ea5p 1,0 l\u1ea7n t\u1ea3i \u0111\u1ecbnh m\u1ee9c, do \u0111\u00f3 c\u01a1 c\u1ea5u ch\u1ea1y c\u1ea7n c\u1ea9u v\u00e0 xe \u0111\u1ea9y, c\u01a1 c\u1ea5u c\u1ea9u th\u1ef1c hi\u1ec7n t\u00e1c \u0111\u1ed9ng chung, ch\u1ec9 \u0111\u01b0\u1ee3c ph\u00e9p m\u1edf hai c\u01a1 quan c\u00f9ng m\u1ed9t l\u00fac (nh\u01b0ng c\u01a1 c\u1ea5u c\u1ea9u ch\u00ednh v\u00e0 ph\u1ee5 kh\u00f4ng \u0111\u01b0\u1ee3c ph\u00e9p m\u1edf). \u0111\u01b0\u1ee3c m\u1edf c\u00f9ng m\u1ed9t l\u00fac).<\/li>\r\n\t<li>Trong qu\u00e1 tr\u00ecnh th\u1eed nghi\u1ec7m, t\u1ed1c \u0111\u1ed9 c\u1ee7a t\u1eebng t\u1ed5 ch\u1ee9c (bao g\u1ed3m c\u1ea3 \u0111i\u1ec1u ch\u1ec9nh t\u1ed1c \u0111\u1ed9), qu\u00e3ng \u0111\u01b0\u1eddng phanh v\u00e0 ti\u1ebfng \u1ed3n c\u1ee7a c\u1ea7n c\u1ea9u ph\u1ea3i \u0111\u01b0\u1ee3c ph\u00e1t hi\u1ec7n ri\u00eang<\/li>\r\n\t<li>N\u1ebfu \u0111\u1ed1i t\u01b0\u1ee3ng th\u1eed nghi\u1ec7m l\u00e0 c\u1ea7n c\u1ea9u g\u1ea7u ngo\u1ea1m, c\u1ea7n ki\u1ec3m tra hi\u1ec7u su\u1ea5t g\u1ea7u ngo\u1ea1m; n\u1ebfu \u0111\u1ed1i t\u01b0\u1ee3ng th\u1eed nghi\u1ec7m l\u00e0 c\u1ea7n c\u1ea9u \u0111i\u1ec7n t\u1eeb, c\u1ea7n x\u00e1c minh kh\u1ea3 n\u0103ng n\u00e2ng c\u1ee7a c\u1ea7n c\u1ea9u \u0111i\u1ec7n t\u1eeb, t\u00ednh ch\u00ednh x\u00e1c c\u1ee7a h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n \u0111i\u1ec7n v\u00e0 kh\u1ea3 n\u0103ng duy tr\u00ec t\u1eeb tr\u01b0\u1eddng c\u1ee7a ngu\u1ed3n \u0111i\u1ec7n d\u1ef1 ph\u00f2ng.<\/li>\r\n<\/ol>\r\n<h3>Ki\u1ec3m tra t\u1ea3i t\u0129nh<\/h3>\r\n<p>M\u1ee5c \u0111\u00edch c\u1ee7a th\u1eed t\u1ea3i t\u0129nh l\u00e0 ki\u1ec3m tra kh\u1ea3 n\u0103ng ch\u1ecbu l\u1ef1c c\u1ee7a c\u1ea7n tr\u1ee5c v\u00e0 c\u00e1c b\u1ed9 ph\u1eadn k\u1ebft c\u1ea5u kh\u00e1c nhau c\u1ee7a n\u00f3. N\u1ebfu kh\u00f4ng t\u00ecm th\u1ea5y v\u1ebft n\u1ee9t, bi\u1ebfn d\u1ea1ng v\u0129nh vi\u1ec5n, bong tr\u00f3c s\u01a1n ho\u1eb7c h\u01b0 h\u1ecfng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ho\u1ea1t \u0111\u1ed9ng v\u00e0 an to\u00e0n c\u1ee7a c\u1ea7n tr\u1ee5c v\u00e0 kh\u00f4ng c\u00f3 s\u1ef1 l\u1ecfng l\u1ebbo ho\u1eb7c h\u01b0 h\u1ecfng t\u1ea1i c\u00e1c \u0111i\u1ec3m k\u1ebft n\u1ed1i th\u00ec cu\u1ed9c th\u1eed nghi\u1ec7m \u0111\u01b0\u1ee3c coi l\u00e0 \u0111\u1ea1t y\u00eau c\u1ea7u.<\/p>\r\n<p>Vi\u1ec7c th\u1eed t\u1ea3i t\u0129nh \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n theo quy tr\u00ecnh v\u00e0 y\u00eau c\u1ea7u sau:<\/p>\r\n<ol>\r\n\t<li>\u0110\u1ea7u ti\u00ean, th\u1eed nghi\u1ec7m t\u1ea3i t\u0129nh \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n tr\u00ean c\u01a1 c\u1ea5u c\u1ea9u ch\u00ednh: t\u1ea3i \u0111\u1ecbnh m\u1ee9c n\u00e2ng (t\u0103ng d\u1ea7n \u0111\u1ebfn t\u1ea3i \u0111\u1ecbnh m\u1ee9c), xe \u0111\u1ea9y ch\u1ea1y t\u1edbi ch\u1ea1y lui d\u1ecdc theo to\u00e0n b\u1ed9 chi\u1ec1u d\u00e0i c\u1ee7a c\u1ea7u v\u00e0 c\u01a1 c\u1ea5u v\u1eadn h\u00e0nh c\u1ea7n tr\u1ee5c \u0111\u01b0\u1ee3c kh\u1edfi \u0111\u1ed9ng (n\u00f3 kh\u00f4ng \u0111\u01b0\u1ee3c ph\u00e9p kh\u1edfi \u0111\u1ed9ng ba c\u01a1 ch\u1ebf c\u00f9ng m\u1ed9t l\u00fac) v\u00e0 c\u00e1c ch\u1ec9 s\u1ed1 hi\u1ec7u su\u1ea5t kh\u00e1c nhau \u0111\u01b0\u1ee3c ki\u1ec3m tra \u0111\u1ec3 \u0111\u00e1p \u1ee9ng y\u00eau c\u1ea7u thi\u1ebft k\u1ebf. D\u1ee1 t\u1ea3i v\u00e0 \u0111\u1ed7 xe \u0111\u1ea9y tr\u1ed1ng \u1edf v\u1ecb tr\u00ed gi\u1edbi h\u1ea1n (nam ch\u00e2m \u0111i\u1ec7n l\u1ea5y v\u00e0 n\u00e2ng ph\u1ea3i ch\u1ea1m \u0111\u1ea5t) v\u00e0 \u0111\u1eb7t \u0111i\u1ec3m chu\u1ea9n ki\u1ec3m tra.<\/li>\r\n\t<li>D\u1eebng xe \u0111\u1ea9y \u1edf gi\u1eefa c\u1ea7u tr\u1ee5c, tr\u01b0\u1edbc ti\u00ean t\u1ea3i n\u00f3 v\u1edbi t\u1ea3i tr\u1ecdng \u0111\u1ecbnh m\u1ee9c 1,0 l\u1ea7n, n\u00e2ng 100 mm ~ 200 mm kh\u1ecfi m\u1eb7t \u0111\u1ea5t \u0111\u1ec3 treo, sau \u0111\u00f3 t\u1ea3i kh\u00f4ng va \u0111\u1eadp l\u00ean 1,25 l\u1ea7n t\u1ea3i tr\u1ecdng \u0111\u1ecbnh m\u1ee9c, th\u1eddi gian treo kh\u00f4ng \u00edt h\u01a1n h\u01a1n 10 ph\u00fat. D\u1ee1 t\u1ea3i v\u00e0 \u0111\u1ed7 xe t\u1ea3i tr\u1ed1ng \u1edf v\u1ecb tr\u00ed c\u1ef1c \u0111oan (n\u00ean nam ch\u00e2m \u0111i\u1ec7n g\u1eafp v\u00e0 n\u00e2ng ph\u1ea3i \u0111\u01b0\u1ee3c n\u1ed1i \u0111\u1ea5t). S\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p k\u00e9o d\u00e2y th\u00e9p \u0111\u1ec3 ki\u1ec3m tra xem kh\u00f4ng c\u00f3 bi\u1ebfn d\u1ea1ng v\u0129nh vi\u1ec5n t\u1ea1i \u0111i\u1ec3m chu\u1ea9n c\u1ee7a d\u1ea7m ch\u00ednh c\u1ee7a c\u1ea7n tr\u1ee5c v\u00e0 \u0111\u1ed9 cong h\u01b0\u1edbng l\u00ean th\u1ef1c t\u1ebf F c\u1ee7a d\u1ea7m ch\u00ednh ph\u1ea3i \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u c\u1ee7a th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt th\u1eed nghi\u1ec7m, th\u1eed nghi\u1ec7m c\u00f3 th\u1ec3 ch\u1ea5m d\u1ee9t. N\u1ebfu c\u00f3 bi\u1ebfn d\u1ea1ng v\u0129nh vi\u1ec5n, th\u1eed nghi\u1ec7m ph\u1ea3i \u0111\u01b0\u1ee3c l\u1eb7p l\u1ea1i t\u1eeb \u0111\u1ea7u, nh\u01b0ng kh\u00f4ng qu\u00e1 ba l\u1ea7n v\u00e0 kh\u00f4ng \u0111\u01b0\u1ee3c c\u00f3 bi\u1ebfn d\u1ea1ng v\u0129nh vi\u1ec5n n\u1eefa.<\/li>\r\n\t<li>Sau khi th\u1eed, ki\u1ec3m tra b\u1eb1ng m\u1eaft xem c\u00f3 bi\u1ebfn d\u1ea1ng v\u0129nh vi\u1ec5n, bong tr\u00f3c s\u01a1n ho\u1eb7c h\u01b0 h\u1ecfng c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ho\u1ea1t \u0111\u1ed9ng v\u00e0 \u0111\u1ed9 an to\u00e0n c\u1ee7a c\u1ea7n tr\u1ee5c hay kh\u00f4ng. Ki\u1ec3m tra xem c\u00f3 l\u1ecfng l\u1ebbo ho\u1eb7c h\u01b0 h\u1ecfng \u1edf c\u00e1c k\u1ebft n\u1ed1i kh\u00f4ng. Ngo\u00e0i ra, gi\u00e1 tr\u1ecb th\u1ef1c t\u1ebf c\u1ee7a \u0111\u1ed9 v\u00f5ng h\u01b0\u1edbng l\u00ean kh\u00f4ng \u0111\u01b0\u1ee3c nh\u1ecf h\u01a1n 0,7S\/1000 v\u00e0 \u0111i\u1ec3m cao nh\u1ea5t c\u1ee7a \u0111\u1ed9 v\u00f5ng h\u01b0\u1edbng l\u00ean ph\u1ea3i n\u1eb1m trong ph\u1ea1m vi S\/10 t\u1ea1i \u0111i\u1ec3m gi\u1eefa c\u1ee7a nh\u1ecbp.<\/li>\r\n\t<li>Ki\u1ec3m tra \u0111\u1ed9 c\u1ee9ng t\u0129nh c\u1ee7a c\u1ea7n tr\u1ee5c. L\u00e1i xe con v\u00e0o gi\u1eefa c\u1ea7u, n\u00e2ng t\u1ea3i \u0111\u1ecbnh m\u1ee9c l\u00ean kh\u1ecfi m\u1eb7t \u0111\u1ea5t 200mm, sau khi c\u1ea7n tr\u1ee5c v\u00e0 t\u1ea3i d\u1eebng l\u1ea1i, \u0111o \u0111\u1ed9 v\u00f5ng h\u01b0\u1edbng l\u00ean F1. \u0110\u1ed9 c\u1ee9ng t\u0129nh =F-F1.<\/li>\r\n<\/ol>\r\n<p>Gi\u00e1 tr\u1ecb cho ph\u00e9p v\u1ec1 \u0111\u1ed9 c\u1ee9ng t\u0129nh c\u1ee7a c\u1ea7n tr\u1ee5c l\u00e0:<\/p>\r\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.hndfcrane.com\/wp-content\/uploads\/Allowable-values-of-static-stiffness-of-overhead-crane.png\" alt=\"Gi\u00e1 tr\u1ecb cho ph\u00e9p c\u1ee7a \u0111\u1ed9 c\u1ee9ng t\u0129nh c\u1ee7a c\u1ea7u tr\u1ee5c\" width=\"688\" height=\"205\" class=\"alignnone size-full wp-image-8158\" \/><\/p>\r\n<ul>\r\n\t<li>A1~A8: Ph\u00e2n lo\u1ea1i nhi\u1ec7m v\u1ee5 c\u1ee7a c\u1ea7n tr\u1ee5c<\/li>\r\n\t<li>S: Kho\u1ea3ng c\u00e1ch c\u1ee7a c\u1ea7n tr\u1ee5c<\/li>\r\n\t<li>\u0110\u1ed9 c\u1ee9ng t\u0129nh c\u1ee7a c\u1ea7u tr\u1ee5c: N\u00ean \u0111o trong ph\u1ea1m vi S\/10 t\u1ea1i \u0111i\u1ec3m gi\u1eefa nh\u1ecbp d\u1ea7m ch\u00ednh.<\/li>\r\n<\/ul>\r\n<h3>Ki\u1ec3m tra t\u1ea3i \u0111\u1ed9ng<\/h3>\r\n<p>M\u1ee5c \u0111\u00edch ch\u00ednh c\u1ee7a th\u1eed t\u1ea3i \u0111\u1ed9ng l\u00e0 \u0111\u1ec3 x\u00e1c minh ch\u1ee9c n\u0103ng c\u1ee7a c\u00e1c c\u01a1 c\u1ea5u v\u00e0 phanh kh\u00e1c nhau c\u1ee7a c\u1ea7n tr\u1ee5c. N\u1ebfu m\u1ed7i b\u1ed9 ph\u1eadn c\u00f3 th\u1ec3 ho\u00e0n th\u00e0nh qu\u00e1 tr\u00ecnh ki\u1ec3m tra ch\u1ee9c n\u0103ng c\u1ee7a n\u00f3 v\u00e0 kh\u00f4ng t\u00ecm th\u1ea5y h\u01b0 h\u1ecfng n\u00e0o trong l\u1ea7n ki\u1ec3m tra tr\u1ef1c quan ti\u1ebfp theo \u0111\u1ed1i v\u1edbi c\u00e1c c\u01a1 c\u1ea5u ho\u1eb7c b\u1ed9 ph\u1eadn k\u1ebft c\u1ea5u c\u0169ng nh\u01b0 kh\u00f4ng c\u00f3 hi\u1ec7n t\u01b0\u1ee3ng l\u1ecfng l\u1ebbo ho\u1eb7c h\u01b0 h\u1ecfng \u1edf c\u00e1c k\u1ebft n\u1ed1i th\u00ec k\u1ebft qu\u1ea3 c\u1ee7a th\u1eed nghi\u1ec7m \u0111\u01b0\u1ee3c coi l\u00e0 \u0111\u1ee7 ti\u00eau chu\u1ea9n.<\/p>\r\n<p>C\u00e1c b\u01b0\u1edbc th\u1eed t\u1ea3i \u0111\u1ed9ng c\u1ee7a c\u1ea7u tr\u1ee5c nh\u01b0 sau:<\/p>\r\n<ol>\r\n\t<li>\u0110\u1ea7u ti\u00ean, c\u1eaft b\u1ecf b\u1ed9 gi\u1edbi h\u1ea1n tr\u1ecdng l\u01b0\u1ee3ng \u0111\u1ec3 ng\u0103n n\u00f3 ho\u1ea1t \u0111\u1ed9ng.<\/li>\r\n\t<li>Trong qu\u00e1 tr\u00ecnh th\u1eed nghi\u1ec7m, m\u1ed7i c\u01a1 ch\u1ebf ph\u1ea3i \u0111\u01b0\u1ee3c th\u1eed nghi\u1ec7m ri\u00eang bi\u1ec7t. C\u01a1 c\u1ea5u n\u00e2ng ph\u1ea3i \u0111\u01b0\u1ee3c t\u1ea3i g\u1ea5p 1,1 l\u1ea7n t\u1ea3i \u0111\u1ecbnh m\u1ee9c v\u00e0 m\u1ed7i h\u00e0nh \u0111\u1ed9ng ph\u1ea3i \u0111\u01b0\u1ee3c kh\u1edfi \u0111\u1ed9ng v\u00e0 d\u1eebng li\u00ean t\u1ee5c trong ph\u1ea1m vi chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a n\u00f3. Ngo\u00e0i ra, vi\u1ec7c th\u1eed chuy\u1ec3n \u0111\u1ed9ng \u0111\u1ed3ng th\u1eddi c\u1ee7a hai c\u01a1 c\u1ea5u (m\u00f3c ch\u00ednh v\u00e0 m\u00f3c ph\u1ee5 kh\u00f4ng \u0111\u01b0\u1ee3c v\u1eadn h\u00e0nh \u0111\u1ed3ng th\u1eddi) c\u0169ng ph\u1ea3i \u0111\u01b0\u1ee3c ti\u1ebfn h\u00e0nh theo c\u00e1ch t\u01b0\u01a1ng t\u1ef1.<\/li>\r\n\t<li>Khi t\u1ea3i th\u1eed nghi\u1ec7m treo \u0111\u01b0\u1ee3c kh\u1edfi \u0111\u1ed9ng trong kh\u00f4ng kh\u00ed, t\u1ea3i th\u1eed nghi\u1ec7m kh\u00f4ng \u0111\u01b0\u1ee3c \u0111\u1ea3o ng\u01b0\u1ee3c.<\/li>\r\n\t<li>Ki\u1ec3m tra ph\u1ea3i theo t\u1ef7 l\u1ec7 th\u1eddi gian k\u1ebft n\u1ed1i \u0111\u1ed9ng c\u01a1 c\u1ee7a m\u00e1y \u0111\u1ec3 tho\u00e1t kh\u1ecfi ho\u1ea1t \u0111\u1ed9ng c\u1ee7a th\u1eddi gian gi\u00e1n \u0111o\u1ea1n, theo quy tr\u00ecnh v\u1eadn h\u00e0nh \u0111\u1ec3 ki\u1ec3m so\u00e1t. C\u0169ng c\u1ea7n ph\u1ea3i \u0111\u1ea3m b\u1ea3o r\u1eb1ng vi\u1ec7c t\u0103ng t\u1ed1c, gi\u1ea3m t\u1ed1c v\u00e0 t\u1ed1c \u0111\u1ed9 \u0111\u01b0\u1ee3c gi\u1edbi h\u1ea1n trong ph\u1ea1m vi ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng c\u1ee7a c\u1ea7n tr\u1ee5c.<\/li>\r\n\t<li>Theo t\u1ed1c \u0111\u1ed9 k\u1ebft n\u1ed1i \u0111\u1ed9ng c\u01a1 v\u00e0 chu tr\u00ecnh l\u00e0m vi\u1ec7c c\u1ee7a n\u00f3, th\u1eddi gian th\u1eed nghi\u1ec7m s\u1ebd ti\u1ebfp t\u1ee5c trong \u00edt nh\u1ea5t 1 gi\u1edd.<\/li>\r\n\t<li>Sau khi th\u1eed nghi\u1ec7m, ki\u1ec3m tra tr\u1ef1c quan c\u00e1c b\u1ed9 ph\u1eadn c\u1ee7a t\u1eebng c\u01a1 c\u1ea5u ho\u1eb7c c\u1ea5u tr\u00fac xem c\u00f3 b\u1ecb h\u01b0 h\u1ecfng kh\u00f4ng, ki\u1ec3m tra \u0111\u1ed9 l\u1ecfng ho\u1eb7c h\u01b0 h\u1ecfng \u1edf c\u00e1c k\u1ebft n\u1ed1i v\u00e0 cu\u1ed1i c\u00f9ng l\u1eafp \u0111\u1eb7t b\u1ed9 gi\u1edbi h\u1ea1n tr\u1ecdng l\u01b0\u1ee3ng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o n\u00f3 ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng.<\/li>\r\n<\/ol>\r\n<p>Th\u1eed nghi\u1ec7m t\u1ea3i cho c\u1ea7n c\u1ea9u EOT c\u00f3 th\u1ec3 ki\u1ec3m tra ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 \u0111\u1ed9 an to\u00e0n c\u1ee7a s\u1ea3n ph\u1ea9m c\u1ea7n c\u1ea9u v\u00e0 gi\u1ea3m thi\u1ec3u tai n\u1ea1n x\u1ea3y ra. Ki\u1ec3m tra t\u1ea3i bao g\u1ed3m ki\u1ec3m tra kh\u00f4ng t\u1ea3i, ki\u1ec3m tra t\u1ea3i \u0111\u1ecbnh m\u1ee9c, ki\u1ec3m tra t\u1ea3i t\u0129nh v\u00e0 ki\u1ec3m tra t\u1ea3i \u0111\u1ed9ng. Th\u1eed nghi\u1ec7m kh\u00f4ng t\u1ea3i ch\u1ee7 y\u1ebfu l\u00e0 th\u1eed nghi\u1ec7m c\u01a1 c\u1ea5u n\u00e2ng v\u00e0 v\u1eadn h\u00e0nh c\u1ea7u tr\u1ee5c v\u00e0 xe \u0111\u1ea9y; th\u1eed t\u1ea3i \u0111\u1ecbnh m\u1ee9c \u0111\u1ec3 ki\u1ec3m tra th\u00eam c\u00e1c ch\u1ec9 s\u1ed1 ch\u1ee9c n\u0103ng li\u00ean quan c\u1ee7a c\u1ea7n tr\u1ee5c; th\u1eed t\u1ea3i t\u0129nh tr\u00ean c\u1ea7n tr\u1ee5c v\u00e0 c\u00e1c b\u1ed9 ph\u1eadn k\u1ebft c\u1ea5u c\u1ee7a n\u00f3 v\u1ec1 kh\u1ea3 n\u0103ng ch\u1ecbu l\u1ef1c c\u1ee7a vi\u1ec7c hi\u1ec7u chu\u1ea9n; th\u1eed nghi\u1ec7m t\u1ea3i tr\u1ecdng \u0111\u1ed9ng \u0111\u1ec3 x\u00e1c minh ch\u1ee9c n\u0103ng c\u1ee7a c\u00e1c c\u01a1 c\u1ea5u v\u00e0 phanh c\u1ee7a c\u1ea7n tr\u1ee5c.<\/p>","protected":false},"excerpt":{"rendered":"C\u1ea7n tr\u1ee5c c\u1ea7u tr\u1ee5c th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong s\u1ea3n xu\u1ea5t c\u00f4ng nghi\u1ec7p hi\u1ec7n \u0111\u1ea1i v\u00e0 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong nhi\u1ec1u l\u0129nh v\u1ef1c. Ho\u1ea1t \u0111\u1ed9ng n\u00e2ng h\u1ea1 l\u00e0 m\u1ed9t lo\u1ea1i ho\u1ea1t \u0111\u1ed9ng d\u1ec5 x\u1ea3y ra tai n\u1ea1n, vi\u1ec7c s\u1eed d\u1ee5ng m\u00e1y m\u00f3c n\u00e2ng h\u1ea1 trong qu\u00e1 tr\u00ecnh h\u1ecfng h\u00f3c s\u1ebd g\u00e2y ra thi\u1ec7t h\u1ea1i l\u1edbn. Do \u0111\u00f3, c\u1ea7n ph\u1ea3i ki\u1ec3m tra an to\u00e0n c\u1ea7n tr\u1ee5c \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n xu\u1ea5t c\u1ee7a ch\u00fang v\u00e0 kh\u1ea3 n\u0103ng x\u1ea3y ra [\u2026]","protected":false},"featured_media":8164,"parent":0,"menu_order":0,"template":"","posts_category":[197],"posts_tag":[],"acf":[],"_links":{"self":[{"href":"https:\/\/www.hndfcrane.com\/vi\/wp-json\/wp\/v2\/xmxposts\/8155"}],"collection":[{"href":"https:\/\/www.hndfcrane.com\/vi\/wp-json\/wp\/v2\/xmxposts"}],"about":[{"href":"https:\/\/www.hndfcrane.com\/vi\/wp-json\/wp\/v2\/types\/posts"}],"version-history":[{"count":13,"href":"https:\/\/www.hndfcrane.com\/vi\/wp-json\/wp\/v2\/xmxposts\/8155\/revisions"}],"predecessor-version":[{"id":8172,"href":"https:\/\/www.hndfcrane.com\/vi\/wp-json\/wp\/v2\/xmxposts\/8155\/revisions\/8172"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.hndfcrane.com\/vi\/wp-json\/wp\/v2\/media\/8164"}],"wp:attachment":[{"href":"https:\/\/www.hndfcrane.com\/vi\/wp-json\/wp\/v2\/media?parent=8155"}],"wp:term":[{"taxonomy":"posts_category","embeddable":true,"href":"https:\/\/www.hndfcrane.com\/vi\/wp-json\/wp\/v2\/posts_category?post=8155"},{"taxonomy":"posts_tag","embeddable":true,"href":"https:\/\/www.hndfcrane.com\/vi\/wp-json\/wp\/v2\/posts_tag?post=8155"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}