{"id":5615,"date":"2023-12-14T16:18:50","date_gmt":"2023-12-14T09:18:50","guid":{"rendered":"http:\/\/mese.vn\/?p=5615"},"modified":"2023-12-14T16:20:39","modified_gmt":"2023-12-14T09:20:39","slug":"giam-sat-nhiet-rung-cua-cap-ngam-ung-dung-trong-dien-gio-dau-khi-cang-tau-chien-hai-quan","status":"publish","type":"post","link":"https:\/\/tofu.isoinaction.com\/mesevn\/vi\/giam-sat-nhiet-rung-cua-cap-ngam-ung-dung-trong-dien-gio-dau-khi-cang-tau-chien-hai-quan.html","title":{"rendered":"GI\u00c1M S\u00c1T NHI\u1ec6T, RUNG C\u1ee6A C\u00c1P NG\u1ea6M \u1ee8NG D\u1ee4NG TRONG \u0110I\u1ec6N GI\u00d3, D\u1ea6U KH\u00cd, C\u1ea2NG T\u00c0U CHI\u1ebeN H\u1ea2I QU\u00c2N"},"content":{"rendered":"

1. Hi\u1ec7n tr\u1ea1ng<\/strong><\/p>\n

L\u01b0\u1edbi \u0111i\u1ec7n \u0111\u00f3ng vai tr\u00f2 r\u1ea5t quan tr\u1ecdng trong h\u1ec7 th\u1ed1ng \u0111i\u1ec7n, m\u1ed7i s\u1ef1 c\u1ed1 x\u1ea3y ra s\u1ebd \u1ea3nh h\u01b0\u1edfng v\u00f4 c\u00f9ng nghi\u00eam tr\u1ecdng \u0111\u1ebfn kh\u1ea3 n\u0103ng cung c\u1ea5p \u0111i\u1ec7n c\u1ee7a c\u00e1c ph\u1ee5 t\u1ea3i, g\u00e2y \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u00e1c ch\u1ec9 ti\u00eau v\u1ec1 \u0111\u1ed9 tin c\u1eady cung c\u1ea5p \u0111i\u1ec7n. \u0110\u1eb7c bi\u1ec7t l\u00e0 \u0111\u1ed1i v\u1edbi l\u01b0\u1edbi \u0111i\u1ec7n ng\u1ea7m (c\u00e1p ng\u1ea7m) hi\u1ec7n nay \u0111ang \u0111\u01b0\u1ee3c ch\u00fa tr\u1ecdng v\u00e0 ng\u00e0y c\u00e0ng ph\u00e1t tri\u1ec3n. M\u1eb7c d\u00f9 c\u00e1c d\u1ef1 \u00e1n c\u00e1p ng\u1ea7m th\u01b0\u1eddng y\u00eau c\u1ea7u chi ph\u00ed l\u1eafp \u0111\u1eb7t ban \u0111\u1ea7u l\u1edbn h\u01a1n so v\u1edbi c\u00e1c h\u1ec7 th\u1ed1ng c\u00e1p truy\u1ec1n th\u1ed1ng treo tr\u00ean c\u1ed9t \u0111i\u1ec7n. Khi x\u1ea3y ra s\u1ef1 c\u1ed1 vi\u1ec7c t\u00ecm ki\u1ebfm l\u1ed7i, s\u1eeda ch\u1eefa v\u00e0 b\u1ea3o tr\u00ec g\u1eb7p nhi\u1ec1u kh\u00f3 kh\u0103n v\u00e0 t\u1ed1n chi ph\u00ed l\u1edbn.<\/p>\n

\"\"<\/p>\n

H\u00ecnh 1: Thi c\u00f4ng c\u00e1p ng\u1ea7m<\/em><\/p>\n

2. V\u1eady t\u1ea1i sao l\u01b0\u1edbi \u0111i\u1ec7n ng\u1ea7m hi\u1ec7n nay \u0111ang \u0111\u01b0\u1ee3c ch\u00fa tr\u1ecdng v\u00e0 ph\u00e1t tri\u1ec3n?<\/strong><\/p>\n

\u0110\u1ea7u ti\u00ean v\u1ec1 \u0111\u1ecbnh ngh\u0129a, l\u01b0\u1edbi \u0111i\u1ec7n ng\u1ea7m l\u00e0 h\u1ec7 th\u1ed1ng d\u00e2y d\u1eabn v\u00e0 trang thi\u1ebft b\u1ecb \u0111i\u1ec7n \u0111\u01b0\u1ee3c \u0111\u1eb7t d\u01b0\u1edbi l\u00f2ng \u0111\u1ea5t ho\u1eb7c d\u01b0\u1edbi n\u01b0\u1edbc thay v\u00ec treo tr\u00ean c\u1ed9t \u0111i\u1ec7n. L\u01b0\u1edbi \u0111i\u1ec7n ng\u1ea7m c\u00f3 t\u00ednh th\u1ea9m m\u1ef9 v\u00e0 kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i cao h\u01a1n so v\u1edbi h\u1ec7 th\u1ed1ng l\u01b0\u1edbi \u0111i\u1ec7n tr\u00ean cao. \u0110\u1ed9 tin c\u1eady c\u1ee7a l\u01b0\u1edbi \u0111i\u1ec7n ng\u1ea7m cao do \u00edt b\u1ecb \u1ea3nh h\u01b0\u1edfng t\u1eeb c\u00e1c y\u1ebfu t\u1ed1 b\u00ean ngo\u00e0i \u0111i\u1ec1u n\u00e0y gi\u00fap vi\u1ec7c cung c\u1ea5p \u0111i\u1ec7n \u0111\u01b0\u1ee3c \u1ed5n \u0111\u1ecbnh, gi\u1ea3m nguy c\u01a1 m\u1ea5t \u0111i\u1ec7n v\u00e0 c\u00e1c s\u1ef1 c\u1ed1 \u0111i\u1ec7n \u1edf c\u00e1c khu v\u1ef1c c\u00f3 th\u1eddi ti\u1ebft kh\u00e1c nghi\u1ec7t nh\u01b0 thi\u00ean tai, l\u0169 l\u1ee5t,\u2026 Ngo\u00e0i ra, l\u01b0\u1edbi \u0111i\u1ec7n ng\u1ea7m hi\u1ec7n nay \u0111\u1eb7c th\u00f9 \u0111ang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong nhi\u1ec1u \u1ee9ng d\u1ee5ng quan tr\u1ecdng nh\u01b0 \u0111i\u1ec7n gi\u00f3, d\u1ea7u kh\u00ed, c\u1ea3ng t\u00e0u chi\u1ebfn qu\u00e2n s\u1ef1,\u2026<\/p>\n

3. C\u00e1c nguy\u00ean nh\u00e2n d\u1eabn \u0111\u1ebfn s\u1ef1 c\u1ed1 c\u00e1p ng\u1ea7m s\u1eed d\u1ee5ng cho \u0111i\u1ec7n gi\u00f3, d\u1ea7u kh\u00ed, c\u1ea3ng t\u00e0u chi\u1ebfn qu\u00e2n s\u1ef1\u2026<\/strong><\/p>\n

Hi\u1ec7n nay, c\u00e1p ng\u1ea7m s\u1eed d\u1ee5ng cho \u0111i\u1ec7n gi\u00f3, d\u1ea7u kh\u00ed, c\u1ea3ng t\u00e0u chi\u1ebfn qu\u00e2n s\u1ef1 ch\u1ee7 y\u1ebfu l\u00e0 c\u00e1p ng\u1ea7m d\u01b0\u1edbi n\u01b0\u1edbc (c\u00e1p bi\u1ec3n).<\/p>\n

Th\u00f4ng tin t\u1eeb U\u1ef7 ban B\u1ea3o v\u1ec7 c\u00e1p qu\u1ed1c t\u1ebf (ICPC) c\u00f4ng b\u1ed1 th\u00e1ng 3\/2021, trong giai \u0111o\u1ea1n t\u1eeb n\u0103m 1959 \u0111\u1ebfn n\u0103m 2021, nguy\u00ean nh\u00e2n s\u1ef1 c\u1ed1 c\u00e1p bi\u1ec3n g\u1ed3m c\u00f3:<\/p>\n

\"\"<\/p>\n

\u0110\u1ed1i v\u1edbi \u0111i\u1ec7n gi\u00f3, ph\u00e2n t\u00edch nguy\u00ean nh\u00e2n d\u1eabn \u0111\u1ebfn s\u1ef1 c\u1ed1 v\u1ec1 c\u00e1p ng\u1ea7m t\u1ea1i c\u00e1c c\u00f4ng tr\u00ecnh \u0111i\u1ec7n gi\u00f3 t\u1ea1i Vi\u1ec7t Nam, \u0111\u1ea1i di\u1ec7n C\u00f4ng ty C\u1ed5 ph\u1ea7n T\u1eadp \u0111o\u00e0n PC1 ch\u1ec9 ra r\u1eb1ng, s\u1ef1 c\u1ed1 c\u00f3 th\u1ec3 b\u1eaft ngu\u1ed3n t\u1eeb kh\u00e2u thi\u1ebft k\u1ebf ho\u1eb7c trong qu\u00e1 tr\u00ecnh x\u00e2y d\u1ef1ng\u2026 V\u00ed d\u1ee5 \u1edf ph\u1ea7n thi\u1ebft k\u1ebf, c\u00f3 th\u1ec3 do thi\u1ebfu s\u00f3t, t\u00ednh to\u00e1n sai, do d\u00f2ng ch\u1ea3y, \u0111\u1ecba h\u00ecnh khu v\u1ef1c thi c\u00f4ng d\u1eabn \u0111\u1ebfn hi\u1ec7n t\u01b0\u1ee3ng x\u00f3i l\u1edf, l\u1ed9 c\u00e1p trong t\u01b0\u01a1ng lai, kh\u00f4ng \u0111\u1ea1t \u0111\u1ed9 s\u00e2u b\u1ea3o v\u1ec7 c\u00e1p, ho\u1eb7c ch\u01b0a \u00e1p d\u1ee5ng gi\u1ea3i ph\u00e1p ch\u1ed1ng c\u00e1p tr\u00f4i n\u1ed5i ph\u00f9 h\u1ee3p, do xi m\u0103ng ho\u1eb7c l\u01b0\u1edbi b\u00ea t\u00f4ng b\u1ea3o v\u1ec7\u2026<\/p>\n

\"\"<\/p>\n

H\u00ecnh 2: D\u00e2y c\u00e1p ng\u1ea7m d\u01b0\u1edbi bi\u1ec3n d\u00f9ng cho \u0111i\u1ec7n gi\u00f3<\/em><\/p>\n

\u0110\u1ed1i v\u1edbi d\u1ea5u kh\u00ed v\u00e0 c\u1ea3ng t\u00e0u chi\u1ebfn qu\u00e2n s\u1ef1, s\u1ef1 c\u1ed1 c\u00e1p ng\u1ea7m c\u00f3 th\u1ec3 do c\u00e1c h\u00e0nh \u0111\u1ed9ng t\u1ea5n c\u00f4ng chi\u1ebfn l\u01b0\u1ee3c c\u1ee7a c\u00e1c th\u1ebf l\u1ef1c th\u00f9 \u0111\u1ecbch nh\u1eafm m\u1ee5c \u0111\u00edch ph\u00e1 ho\u1ea1i v\u00e0 \u0111\u00e1nh c\u1eafp th\u00f4ng tin.<\/p>\n

4. S\u1ef1 c\u1ed1 c\u00e1p ng\u1ea7m \u1ea3nh h\u01b0\u1edfng nh\u01b0 th\u1ebf n\u00e0o<\/strong> \u0111\u1ebfn \u0111i\u1ec7n gi\u00f3, d\u1ea7u kh\u00ed,<\/strong> c\u1ea3ng<\/strong> t\u00e0u chi\u1ebfn qu\u00e2n s\u1ef1<\/strong>\u2026?<\/strong><\/p>\n

Khi x\u1ea3y ra s\u1ef1 c\u1ed1 c\u00e1p ng\u1ea7m, vi\u1ec7c t\u00ecm ki\u1ebfm l\u1ed7i tr\u1edf n\u00ean kh\u00f3 kh\u0103n v\u00e0 t\u1ed1n nhi\u1ec1u th\u1eddi gian. S\u1ef1 c\u1ed1 c\u00e1p ng\u1ea7m \u0111\u00f2i h\u1ecfi c\u00f4ng vi\u1ec7c s\u1eeda ch\u1eefa v\u00e0 b\u1ea3o tr\u00ec, c\u00f3 th\u1ec3 k\u00e9o d\u00e0i th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng v\u00e0 \u0111\u00f2i h\u1ecfi chi ph\u00ed l\u1edbn \u0111\u1ec3 kh\u1eafc ph\u1ee5c. S\u1ef1 c\u1ed1 c\u00f3 g\u00e2y t\u00e1c \u0111\u1ed9ng \u0111\u1ebfn an to\u00e0n v\u00e0 m\u00f4i tr\u01b0\u1eddng.<\/p>\n

\"\"<\/p>\n

H\u00ecnh 3: Ki\u1ec3m tra s\u1ef1 c\u1ed1 c\u00e1p ng\u1ea7m<\/em><\/p>\n

\u0110\u1ed1i v\u1edbi \u0111i\u1ec7n gi\u00f3 s\u1ef1 c\u1ed1 c\u00e1p ng\u1ea7m d\u1eabn \u0111\u1ebfn:<\/strong><\/p>\n

– M\u1ea5t m\u00e1t n\u0103ng l\u01b0\u1ee3ng: S\u1ef1 c\u1ed1 c\u00e1p ng\u1ea7m c\u00f3 th\u1ec3 g\u00e2y m\u1ea5t m\u00e1t n\u0103ng l\u01b0\u1ee3ng trong qu\u00e1 tr\u00ecnh truy\u1ec1n t\u1ea3i t\u1eeb tr\u1ea1m \u0111i\u1ec7n gi\u00f3 \u0111\u1ebfn \u0111i\u1ec3m k\u1ebft n\u1ed1i m\u1ea1ng \u0111i\u1ec7n, l\u00e0m gi\u1ea3m hi\u1ec7u su\u1ea5t t\u1ed5ng c\u1ea3 h\u1ec7 th\u1ed1ng.<\/p>\n

– Gi\u00e1n \u0111o\u1ea1n cung c\u1ea5p \u0111i\u1ec7n: N\u1ebfu c\u00f3 s\u1ef1 c\u1ed1, c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn gi\u00e1n \u0111o\u1ea1n cung c\u1ea5p \u0111i\u1ec7n t\u1eeb tr\u1ea1m \u0111i\u1ec7n gi\u00f3, \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn kh\u1ea3 n\u0103ng cung c\u1ea5p \u0111i\u1ec7n li\u00ean t\u1ee5c.<\/p>\n

\u0110\u1ed1i v\u1edbi d\u1ea7u kh\u00ed, c\u1ea3ng t\u00e0u chi\u1ebfn qu\u00e2n s\u1ef1 s\u1ef1 c\u1ed1 c\u00e1p ng\u1ea7m d\u1eabn \u0111\u1ebfn:<\/strong><\/p>\n

– Ng\u1eebng ho\u1ea1t \u0111\u1ed9ng: S\u1ef1 c\u1ed1 c\u00e1p ng\u1ea7m c\u00f3 th\u1ec3 g\u00e2y ng\u1eebng ho\u1ea1t \u0111\u1ed9ng c\u1ee7a c\u00e1c h\u1ec7 th\u1ed1ng truy\u1ec1n th\u00f4ng, \u0111i\u1ec1u khi\u1ec3n, v\u00e0 c\u1ea3m bi\u1ebfn trong ng\u00e0nh d\u1ea7u kh\u00ed, \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn kh\u1ea3 n\u0103ng gi\u00e1m s\u00e1t v\u00e0 qu\u1ea3n l\u00fd c\u00e1c ho\u1ea1t \u0111\u1ed9ng d\u1ea7u kh\u00ed.<\/p>\n

– M\u1ea5t d\u1eef li\u1ec7u: \u0110a s\u1ed1 c\u00e1p ng\u1ea7m l\u00e0 ph\u01b0\u01a1ng ti\u1ec7n ch\u00ednh \u0111\u1ec3 truy\u1ec1n d\u1eef li\u1ec7u t\u1eeb c\u00e1c thi\u1ebft b\u1ecb c\u1ea3m bi\u1ebfn v\u1ec1 tr\u1ea1m ki\u1ec3m so\u00e1t, s\u1ef1 c\u1ed1 c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn m\u1ea5t m\u00e1t d\u1eef li\u1ec7u quan tr\u1ecdng v\u1ec1 m\u00f4i tr\u01b0\u1eddng v\u00e0 ho\u1ea1t \u0111\u1ed9ng c\u1ee7a h\u1ec7 th\u1ed1ng.<\/p>\n

– M\u1ea5t k\u1ebft n\u1ed1i truy\u1ec1n th\u00f4ng: Trong c\u1ea3ng t\u00e0u chi\u1ebfn qu\u00e2n s\u1ef1 v\u00e0 d\u1ea7u kh\u00ed h\u1ec7 th\u1ed1ng truy\u1ec1n th\u00f4ng \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p v\u00e0o d\u00e2y c\u00e1p ng\u1ea7m, m\u1ed9t s\u1ef1 c\u1ed1 c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn m\u1ea5t k\u1ebft n\u1ed1i truy\u1ec1n th\u00f4ng quan tr\u1ecdng.<\/p>\n

– B\u1ea3o m\u1eadt h\u1ec7 th\u1ed1ng: N\u1ebfu c\u00f3 s\u1ef1 c\u1ed1, c\u00f3 th\u1ec3 m\u1edf ra kh\u1ea3 n\u0103ng b\u1ea3o m\u1eadt th\u00f4ng tin, \u0111\u1eb7c bi\u1ec7t n\u1ebfu s\u1ef1 c\u1ed1 li\u00ean quan \u0111\u1ebfn vi\u1ec7c truy c\u1eadp tr\u00e1i ph\u00e9p v\u00e0o c\u00e1c d\u1eef li\u1ec7u quan tr\u1ecdng ho\u1eb7c h\u1ec7 th\u1ed1ng quan tr\u1ecdng.<\/p>\n

5. V\u1eady c\u1ea7n l\u00e0m nh\u01b0 th\u1ebf n\u00e0o \u0111\u1ec3 h\u1ea1n ch\u1ebf, d\u1ef1 \u0111o\u00e1n, x\u00e1c \u0111\u1ecbnh v\u1ecb tr\u00ed s\u1ef1 c\u1ed1 c\u00e1p?<\/strong><\/p>\n

\u0110\u1ec3 gi\u1ea3i quy\u1ebft b\u00e0i to\u00e1n tr\u00ean, MES-Engineering Vi\u1ec7t Nam<\/strong> \u0111\u01b0a ra h\u1ec7 th\u1ed1ng gi\u00e1m s\u00e1t c\u00e1p ng\u1ea7m UCMS (Underground cable monitoring system)<\/strong> bao g\u1ed3m 2 t\u00ednh n\u0103ng ch\u00ednh l\u00e0 gi\u00e1m s\u00e1t nhi\u1ec7t \u0111\u1ed9 v\u00e0 gi\u00e1m s\u00e1t rung c\u00e1p ng\u1ea7m.<\/p>\n

C\u1ea5u tr\u00fac c\u1ee7a h\u1ec7 th\u1ed1ng s\u1eed d\u1ee5ng DAS Interrogation Unit l\u00e0m b\u1ed9 x\u1eed l\u00fd trung t\u00e2m thu th\u1eadp d\u1eef li\u1ec7u t\u1eeb c\u00e1c thi\u1ebft b\u1ecb tr\u01b0\u1eddng. M\u00e1y t\u00ednh k\u1ebft n\u1ed1i v\u1edbi DAS Interrogation Unit th\u00f4ng qua m\u1ea1ng kh\u00f4ng d\u00e2y ho\u1eb7c th\u00f4ng qua b\u1ed9 Switch hi\u1ec3n th\u1ecb giao di\u1ec7n SCADA \u0111i\u1ec1u khi\u1ebfn gi\u00e1m s\u00e1t h\u1ec7 th\u1ed1ng UCMS. D\u1eef li\u1ec7u t\u1eeb b\u1ed9 x\u1eed l\u00fd trung t\u00e2m s\u1ebd \u0111\u01b0\u1ee3c \u0111\u01b0a v\u1ec1 ph\u00f2ng \u0111i\u1ec1u khi\u1ec3n trung t\u00e2m.<\/p>\n

\"\"<\/p>\n

H\u00ecnh 4: B\u1ed9 x\u1eed l\u00fd trung t\u00e2m DAS Interrogation Unit<\/em><\/p>\n

T\u00ednh n\u0103ng h\u1ec7 th\u1ed1ng:<\/p>\n

– Gi\u00e1m s\u00e1t nhi\u1ec7t \u0111\u1ed9 v\u00e0 \u0111\u1ed9 rung c\u00e1p ng\u1ea7m.<\/p>\n

– C\u1ea3nh b\u00e1o nhi\u1ec7t \u0111\u1ed9 v\u00e0 \u0111\u1ed9 rung theo ti\u00eau chu\u1ea9n \u0111\u1ec1 ra.<\/p>\n

– D\u1ef1 b\u00e1o th\u1eddi gian b\u1ea3o tr\u00ec b\u1ea3o d\u01b0\u1ee1ng, nguy c\u01a1 x\u1ea3y ra s\u1ef1 c\u1ed1.<\/p>\n

– C\u1ea3nh b\u00e1o khi c\u00f3 s\u1ef1 c\u1ed1 trong h\u1ec7 th\u1ed1ng qua SMS, Excel.<\/p>\n

– X\u00e1c \u0111\u1ecbnh v\u1ecb tr\u00ed x\u1ea3y ra s\u1ef1 c\u1ed1, c\u1ea5p \u0111\u1ed9 \u01b0u ti\u00ean c\u1ee7a s\u1ef1 c\u1ed1.<\/p>\n

– C\u00f3 kh\u1ea3 n\u0103ng gi\u00e1m s\u00e1t t\u1eeb xa, t\u00edch h\u1ee3p l\u00ean h\u1ec7 th\u1ed1ng SCADA hi\u1ec7n h\u1eefu.<\/p>\n

– L\u01b0u tr\u1eef d\u1eef li\u1ec7u tr\u00ean m\u00e1y t\u00ednh, cloud, l\u1ecbch s\u1eed l\u1ed7i.<\/p>\n

– Xu\u1ea5t b\u00e1o c\u00e1o PDF, excel th\u1ee7 c\u00f4ng ho\u1eb7c theo l\u1ecbch \u0111\u1eb7t tr\u01b0\u1edbc, m\u1eabu b\u00e1o c\u00e1o c\u00f3 th\u1ec3 t\u00f9y ch\u1ec9nh.<\/p>\n

Gi\u00e1m s\u00e1t nhi\u1ec7t \u0111\u1ed9 c\u00e1p ng\u1ea7m:<\/strong><\/p>\n

Th\u1ef1c hi\u1ec7n \u0111o nhi\u1ec7t \u0111\u1ed9 b\u1eb1ng s\u1ee3i quang c\u1ea3m bi\u1ebfn. H\u1ec7 th\u1ed1ng ho\u1ea1t \u0111\u1ed9ng d\u1ef1a tr\u00ean nguy\u00ean l\u00fd hi\u1ec7n t\u01b0\u1ee3ng t\u00e1n x\u1ea1 Raman v\u00e0 hi\u1ec7n t\u01b0\u1ee3ng t\u00e1n x\u1ea1 Brillouin.<\/p>\n

– T\u00e1n x\u1ea1 Raman ch\u1ec9 ra \u00e1nh s\u00e1ng t\u00e1n x\u1ea1 trong s\u1ee3i quang ch\u1ee9a ba th\u00e0nh ph\u1ea7n: Raleigh (laser light), Stokes, v\u00e0 Anti-stokes. Trong \u0111\u00f3, c\u01b0\u1eddng \u0111\u1ed9 tia Stokes \u00edt b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi nhi\u1ec7t \u0111\u1ed9 c\u00f2n c\u01b0\u1eddng \u0111\u1ed9 tia Anti-stokes thay \u0111\u1ed5i tuy\u1ebfn t\u00ednh theo s\u1ef1 thay \u0111\u1ed5i c\u1ee7a nhi\u1ec7t \u0111\u1ed9. Do \u0111\u00f3, nhi\u1ec7t \u0111\u1ed9 c\u1ee7a s\u1ee3i c\u00e1p quang c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u00ednh to\u00e1n b\u1eb1ng c\u00e1ch so s\u00e1nh c\u01b0\u1eddng \u0111\u1ed9 tia Stokes v\u00e0 Anti-stoke. Vi\u1ec7c \u0111o \u0111\u1ea1c t\u00e1n x\u1ea1 Raman s\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p OFDR (Optical Frequency Domain Reflectometry) \u2013 \u0111o ph\u1ea3n x\u1ea1 quang theo t\u1ea7n s\u1ed1.<\/p>\n

– T\u00e1n x\u1ea1 Brillouin trong s\u1ee3i quang ch\u1ec9 ra r\u1eb1ng s\u1ef1 thay \u0111\u1ed5i t\u1ea7n s\u1ed1 c\u1ee7a \u00e1nh s\u00e1ng t\u1edbi v\u00e0 \u00e1nh s\u00e1ng ph\u1ea3n x\u1ea1 c\u00f3 li\u00ean quan m\u1eadt thi\u1ebft \u0111\u1ebfn \u0111\u1eb7c t\u00ednh c\u1ee7a v\u1eadt li\u1ec7u. Nh\u1edd c\u00e1c ph\u01b0\u01a1ng tr\u00ecnh t\u00ednh to\u00e1n, t\u00e1n x\u1ea1 Brillouin gi\u00fap x\u00e1c \u0111\u1ecbnh nhi\u1ec7t \u0111\u1ed9, \u0111\u1ed9 suy hao quang v\u00e0 \u0111\u1ed9 bi\u1ebfn d\u1ea1ng c\u1ee7a v\u1eadt li\u1ec7u. Vi\u1ec7c \u0111o \u0111\u1ea1c t\u00e1n x\u1ea1 Brilouin s\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p OTDR (Optical Time Domain Reflectometry) \u2013 \u0111o ph\u1ea3n x\u1ea1 quang theo th\u1eddi gian.<\/p>\n

T\u1eeb \u0111\u00f3 x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c v\u1ecb tr\u00ed x\u1ea3y ra qu\u00e1 nhi\u1ec7t (\u0111i\u1ec3m n\u00f3ng) d\u1ecdc theo tuy\u1ebfn c\u00e1p. H\u1ec7 th\u1ed1ng gi\u00e1m s\u00e1t t\u1ea1o ra b\u00e1o c\u00e1o v\u00e0 c\u1ea3nh b\u00e1o v\u1ec1 nhi\u1ec7t \u0111\u1ed9 \u0111i\u1ec3m n\u00f3ng, v\u1ecb tr\u00ed \u0111i\u1ec3m n\u00f3ng v\u00e0 c\u1ea5p \u0111\u1ed9 \u01b0u ti\u00ean.<\/p>\n

Gi\u00e1m s\u00e1t rung c\u00e1p ng\u1ea7m:<\/strong><\/p>\n

– Ph\u00e1t hi\u1ec7n rung \u0111\u1ed9ng (\u00e2m thanh) d\u1ecdc theo tuy\u1ebfn c\u00e1p, t\u1eeb \u0111\u00f3 x\u00e1c \u0111\u1ecbnh c\u00e1c th\u00f4ng s\u1ed1 v\u1ec1 t\u1ea7n s\u1ed1, bi\u00ean \u0111\u1ed9 v\u00e0 th\u1eddi gian c\u1ee7a c\u00e1c dao \u0111\u1ed9ng.<\/p>\n

– H\u1ec7 th\u1ed1ng gi\u00e1m s\u00e1t s\u1eed d\u1ee5ng c\u00e1c thu\u1eadt to\u00e1n ph\u00e2n t\u00edch \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 d\u1eef li\u1ec7u rung nh\u1eadn \u0111\u01b0\u1ee3c. C\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 t\u1ea7n s\u1ed1, bi\u00ean \u0111\u1ed9 v\u00e0 bi\u1ec3u \u0111\u1ed3 d\u1ea1ng s\u00f3ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c xem x\u00e9t \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh c\u00e1c thay \u0111\u1ed5i \u0111\u00e1ng ch\u00fa \u00fd trong t\u00ecnh tr\u1ea1ng c\u1ee7a c\u00e1p ng\u1ea7m. C\u00e1c s\u1ef1 c\u1ed1 c\u00f3 th\u1ec3 bao g\u1ed3m s\u1ef1 r\u00f2 r\u1ec9, h\u01b0 h\u1ea1i ho\u1eb7c b\u1ea5t k\u1ef3 v\u1ea5n \u0111\u1ec1 n\u00e0o c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a c\u00e1p.<\/p>\n

– Khi ph\u00e1t hi\u1ec7n c\u00e1c bi\u1ebfn \u0111\u1ed5i kh\u00f4ng b\u00ecnh th\u01b0\u1eddng, h\u1ec7 th\u1ed1ng gi\u00e1m s\u00e1t c\u00f3 th\u1ec3 t\u1ea1o ra b\u00e1o c\u00e1o v\u00e0 c\u1ea3nh b\u00e1o. C\u1ea3nh b\u00e1o th\u00f4ng b\u00e1o v\u1ec1 v\u1ea5n \u0111\u1ec1 c\u1ee5 th\u1ec3, v\u1ecb tr\u00ed c\u1ee7a n\u00f3, v\u00e0 c\u1ea5p \u0111\u1ed9 \u01b0u ti\u00ean.<\/p>\n","protected":false},"excerpt":{"rendered":"

1. Hi\u1ec7n tr\u1ea1ng L\u01b0\u1edbi \u0111i\u1ec7n \u0111\u00f3ng vai tr\u00f2 r\u1ea5t quan tr\u1ecdng trong h\u1ec7 th\u1ed1ng \u0111i\u1ec7n, m\u1ed7i s\u1ef1 c\u1ed1 x\u1ea3y ra s\u1ebd \u1ea3nh h\u01b0\u1edfng v\u00f4 c\u00f9ng nghi\u00eam tr\u1ecdng \u0111\u1ebfn kh\u1ea3 n\u0103ng cung c\u1ea5p \u0111i\u1ec7n c\u1ee7a c\u00e1c ph\u1ee5 t\u1ea3i, g\u00e2y \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u00e1c ch\u1ec9 ti\u00eau v\u1ec1 \u0111\u1ed9 tin c\u1eady cung c\u1ea5p \u0111i\u1ec7n. \u0110\u1eb7c bi\u1ec7t l\u00e0 \u0111\u1ed1i … Continue reading GI\u00c1M S\u00c1T NHI\u1ec6T, RUNG C\u1ee6A C\u00c1P NG\u1ea6M \u1ee8NG D\u1ee4NG TRONG \u0110I\u1ec6N GI\u00d3, D\u1ea6U KH\u00cd, C\u1ea2NG T\u00c0U CHI\u1ebeN H\u1ea2I QU\u00c2N<\/span> →<\/span><\/a><\/p>\n","protected":false},"author":120142,"featured_media":5704,"comment_status":"open","ping_status":"open","sticky":true,"template":"","format":"standard","meta":{"footnotes":""},"categories":[26,25,106],"tags":[2051,2025,2039,2023,2033,1094,2035,692,341,2021,2029,2045,2037,2053,2055,2047,2049,2015,2027,2031,2041,2043],"class_list":["post-5615","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-giai-phap-dien-dau-khi","category-giai-phap-nganh-mo","category-tin-tuc-vi","tag-anti-stokes","tag-cang","tag-cap-bien","tag-cap-ngam","tag-das","tag-dau-khi","tag-dts","tag-dien-gio","tag-giam-sat-nhiet-do","tag-giam-sat-rung","tag-hai-quan","tag-interrogation-unit","tag-luoi-dien-ngam","tag-ofdr","tag-optical-frequency-domain-reflectometry","tag-raman","tag-stokes","tag-su-co","tag-tau-chien","tag-tim-kiem-loi","tag-ucms","tag-underground-cable-monitoring-system"],"yoast_head":"\nGI\u00c1M S\u00c1T NHI\u1ec6T, RUNG C\u1ee6A C\u00c1P NG\u1ea6M \u1ee8NG D\u1ee4NG TRONG \u0110I\u1ec6N GI\u00d3, D\u1ea6U KH\u00cd, C\u1ea2NG T\u00c0U CHI\u1ebeN H\u1ea2I QU\u00c2N - MES Engineering<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/tofu.isoinaction.com\/mesevn\/vi\/giam-sat-nhiet-rung-cua-cap-ngam-ung-dung-trong-dien-gio-dau-khi-cang-tau-chien-hai-quan.html\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"GI\u00c1M S\u00c1T NHI\u1ec6T, RUNG C\u1ee6A C\u00c1P NG\u1ea6M \u1ee8NG D\u1ee4NG TRONG \u0110I\u1ec6N GI\u00d3, D\u1ea6U KH\u00cd, C\u1ea2NG T\u00c0U CHI\u1ebeN H\u1ea2I QU\u00c2N\" \/>\n<meta property=\"og:description\" content=\"1. 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