{"id":8314,"date":"2026-05-31T17:08:50","date_gmt":"2026-05-31T17:08:50","guid":{"rendered":"https:\/\/www.yunrui-controls.com\/?p=8314"},"modified":"2026-05-31T17:12:41","modified_gmt":"2026-05-31T17:12:41","slug":"fisher-dvc6200-positioner-vibration-failure","status":"publish","type":"post","link":"https:\/\/www.yunrui-controls.com\/vi\/fisher-dvc6200-positioner-vibration-failure\/","title":{"rendered":"L\u1ed7i rung \u0111\u1ed9ng c\u1ee7a b\u1ed9 \u0111\u1ecbnh v\u1ecb Fisher DVC6200: Nghi\u00ean c\u1ee9u tr\u01b0\u1eddng h\u1ee3p v\u00e0 ph\u00e2n t\u00edch nguy\u00ean nh\u00e2n g\u1ed1c r\u1ec5"},"content":{"rendered":"
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NGHI\u00caN C\u1ee8U TR\u01af\u1edcNG H\u1ee2P<\/div>\n

Ph\u00e2n t\u00edch l\u1ed7i do rung \u0111\u1ed9ng g\u00e2y ra tr\u00ean b\u1ed9 \u0111\u1ecbnh v\u1ecb Fisher DVC6200<\/span><\/h1>\n

\u0110i\u1ec1u tra nguy\u00ean nh\u00e2n g\u1ed1c r\u1ec5 c\u1ee7a s\u1ef1 b\u1ea5t th\u01b0\u1eddng t\u00edn hi\u1ec7u ph\u1ea3n h\u1ed3i trong \u1ee9ng d\u1ee5ng quy tr\u00ecnh h\u00f3a h\u1ecdc<\/p>\n<\/div>\n

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THI\u1ebeT B\u1eca<\/div>\n
Fisher DVC6200<\/div>\n
B\u1ed9 \u0111i\u1ec1u khi\u1ec3n van k\u1ef9 thu\u1eadt s\u1ed1<\/div>\n<\/div>\n
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LO\u1ea0I S\u1ef0 C\u1ed0<\/div>\n
H\u1ecfng h\u00f3c do rung \u0111\u1ed9ng<\/div>\n
T\u00edn hi\u1ec7u ph\u1ea3n h\u1ed3i b\u1ea5t th\u01b0\u1eddng<\/div>\n<\/div>\n
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TH\u1edcI GIAN NGH\u1ec8 NG\u01a0I<\/div>\n
3 ph\u00fat<\/div>\n
Ch\u1ebf \u0111\u1ed9 t\u1ef1 \u0111\u1ed9ng t\u1eaft m\u00e1y \u0111\u00e3 \u0111\u01b0\u1ee3c k\u00edch ho\u1ea1t<\/div>\n<\/div>\n
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NGUY\u00caN NH\u00c2N G\u1ed0C<\/div>\n
L\u1ed7i t\u00ednh to\u00e1n k\u00edch th\u01b0\u1edbc \u1ed1ng<\/div>\n
T\u1ed1c \u0111\u1ed9 d\u00f2ng ch\u1ea3y v\u01b0\u1ee3t qu\u00e1 gi\u1edbi h\u1ea1n<\/div>\n<\/div>\n<\/div>\n<\/div>\n

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S\u1ef1 ki\u1ec7n: Chuy\u1ec7n g\u00ec \u0111\u00e3 x\u1ea3y ra<\/h2>\n
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K\u00edch ho\u1ea1t b\u00e1o \u0111\u1ed9ng<\/h3>\n

Trong qu\u00e1 tr\u00ecnh v\u1eadn h\u00e0nh h\u1ebft c\u00f4ng su\u1ea5t t\u1ea1i m\u1ed9t nh\u00e0 m\u00e1y s\u1ea3n xu\u1ea5t h\u00f3a ch\u1ea5t, h\u1ec7 th\u1ed1ng DCS \u0111\u1ed9t ng\u1ed9t k\u00edch ho\u1ea1t m\u1ed9t s\u1ef1 c\u1ed1. \u201cT\u00edn hi\u1ec7u ph\u1ea3n h\u1ed3i bi\u1ebfn \u0111\u1ed9ng b\u1ea5t th\u01b0\u1eddng\u201d<\/strong> b\u00e1o \u0111\u1ed9ng tr\u00ean Fisher DVC6200<\/a> B\u1ed9 \u0111\u1ecbnh v\u1ecb van. C\u00e1c k\u1ef9 thu\u1eadt vi\u00ean hi\u1ec7n tr\u01b0\u1eddng \u0111\u1ed3ng th\u1eddi b\u00e1o c\u00e1o v\u1ec1 hi\u1ec7n t\u01b0\u1ee3ng rung l\u1eafc m\u1ea1nh c\u1ee7a van k\u00e8m theo ti\u1ebfng \u1ed3n b\u1ea5t th\u01b0\u1eddng c\u00f3 th\u1ec3 nghe th\u1ea5y t\u1ea1i \u0111i\u1ec3m n\u1ed1i gi\u1eefa van v\u00e0 \u0111\u01b0\u1eddng \u1ed1ng.<\/p>\n<\/div>\n

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Tri\u1ec7u ch\u1ee9ng 1: T\u00edn hi\u1ec7u kh\u00f4ng \u1ed5n \u0111\u1ecbnh<\/h4>\n

T\u00edn hi\u1ec7u ph\u1ea3n h\u1ed3i v\u1ecb tr\u00ed van dao \u0111\u1ed9ng m\u1ea1nh gi\u1eefa 0% v\u00e0 100%, khi\u1ebfn b\u1ed9 \u0111\u1ecbnh v\u1ecb ch\u1ea9n \u0111o\u00e1n l\u1ed7i b\u1ed9 truy\u1ec1n \u0111\u1ed9ng v\u00e0 k\u00edch ho\u1ea1t logic b\u1ea3o v\u1ec7 kh\u00f3a li\u00ean \u0111\u1ed9ng.<\/p>\n<\/div>\n

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Tri\u1ec7u ch\u1ee9ng 2: T\u1ef1 \u0111\u1ed9ng t\u1eaft m\u00e1y<\/h4>\n

Kho\u1ea3ng 3 ph\u00fat sau khi b\u00e1o \u0111\u1ed9ng vang l\u00ean, van t\u1ef1 \u0111\u1ed9ng \u0111\u00f3ng ho\u00e0n to\u00e0n, l\u00e0m gi\u00e1n \u0111o\u1ea1n vi\u1ec7c cung c\u1ea5p m\u00f4i ch\u1ea5t cho nh\u00e1nh \u0111\u00f3.<\/p>\n<\/div>\n<\/div>\n

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B\u1ed1i c\u1ea3nh tr\u01b0\u1edbc khi x\u1ea3y ra s\u1ef1 c\u1ed1:<\/strong> Thi\u1ebft b\u1ecb \u0111\u00e3 ho\u1ea1t \u0111\u1ed9ng h\u1ebft c\u00f4ng su\u1ea5t, v\u1edbi v\u1eadn t\u1ed1c d\u00f2ng ch\u1ea3y trung b\u00ecnh trong nh\u00e1nh n\u00e0y \u0111\u01b0\u1ee3c duy tr\u00ec g\u1ea7n gi\u1edbi h\u1ea1n tr\u00ean theo thi\u1ebft k\u1ebf trong th\u1eddi gian d\u00e0i.<\/p>\n<\/div>\n

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\u0110\u00e1nh gi\u00e1 r\u1ee7i ro: Nh\u1eefng g\u00ec \u0111ang b\u1ecb \u0111e d\u1ecda<\/h2>\n

Rung \u0111\u1ed9ng m\u1ea1nh k\u00e9o d\u00e0i t\u1ea1o ra nhi\u1ec1u r\u1ee7i ro ng\u00e0y c\u00e0ng gia t\u0103ng:<\/p>\n

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Thi\u1ebft b\u1ecb h\u01b0 h\u1ecfng<\/h4>\n

Hi\u1ec7n t\u01b0\u1ee3ng l\u1ecfng kh\u1edbp n\u1ed1i ph\u1ea3n h\u1ed3i, h\u01b0 h\u1ecfng ph\u1ea7n t\u1eed c\u1ea3m bi\u1ebfn b\u00ean trong, m\u00e0i m\u00f2n b\u1ec1 m\u1eb7t l\u00e0m k\u00edn m\u1eb7t b\u00edch van, t\u1eadp trung \u1ee9ng su\u1ea5t m\u1ed1i h\u00e0n \u1ed1ng.<\/p>\n<\/div>\n

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Nguy hi\u1ec3m an to\u00e0n<\/h4>\n

N\u1ebfu kh\u00f4ng \u0111\u01b0\u1ee3c x\u1eed l\u00fd, c\u00f3 nguy c\u01a1 r\u00f2 r\u1ec9 m\u00f4i ch\u1ea5t, d\u1eabn \u0111\u1ebfn c\u00e1c s\u1ef1 c\u1ed1 an to\u00e0n nghi\u00eam tr\u1ecdng h\u01a1n.<\/p>\n<\/div>\n

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Thi\u1ec7t h\u1ea1i s\u1ea3n xu\u1ea5t<\/h4>\n

S\u1ef1 gi\u00e1n \u0111o\u1ea1n quy tr\u00ecnh, kh\u1ea3 n\u0103ng g\u00e2y ra hi\u1ec7u \u1ee9ng d\u00e2y chuy\u1ec1n \u0111\u1ed1i v\u1edbi c\u00e1c \u0111\u01a1n v\u1ecb ph\u00eda sau.<\/p>\n<\/div>\n<\/div>\n

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\u0110i\u1ec1u tra: T\u00ecm ra nguy\u00ean nh\u00e2n g\u1ed1c r\u1ec5<\/h2>\n

B\u01b0\u1edbc 1: C\u00e1ch ly an to\u00e0n<\/h3>\n

Nh\u00e2n vi\u00ean k\u1ef9 thu\u1eadt thi\u1ebft b\u1ecb ph\u1ed1i h\u1ee3p v\u1edbi c\u00e1c k\u1ef9 thu\u1eadt vi\u00ean v\u1eadn h\u00e0nh quy tr\u00ecnh \u0111\u1ec3:<\/p>\n