{"id":18822,"date":"2025-03-25T08:30:58","date_gmt":"2025-03-25T08:30:58","guid":{"rendered":"https:\/\/dekam-fiber.com\/?p=18822"},"modified":"2025-04-27T06:53:24","modified_gmt":"2025-04-27T06:53:24","slug":"osp-cables","status":"publish","type":"post","link":"https:\/\/dekam-fiber.com\/vi\/osp-cables\/","title":{"rendered":"Hi\u1ec3u bi\u1ebft to\u00e0n di\u1ec7n v\u1ec1 c\u00e1p OSP l\u00e0 g\u00ec"},"content":{"rendered":"<p>B\u1ea1n \u0111\u00e3 bao gi\u1edd g\u1eb7p kh\u00f3 kh\u0103n trong vi\u1ec7c qu\u1ea3n l\u00fd v\u00e0 l\u1eafp \u0111\u1eb7t c\u00e1p quang ngo\u00e0i tr\u1eddi ch\u01b0a? Kh\u00f4ng gi\u1ed1ng nh\u01b0 c\u00e1c lo\u1ea1i c\u00e1p quang ti\u00eau chu\u1ea9n, c\u00e1p quang OSP d\u1ec5 qu\u1ea3n l\u00fd v\u00e0 l\u1eafp \u0111\u1eb7t h\u01a1n nhi\u1ec1u. Ch\u00fang \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o \u0111\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c c\u00e1c \u0111i\u1ec1u ki\u1ec7n kh\u1eafc nghi\u1ec7t m\u00e0 kh\u00f4ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 tin c\u1eady c\u1ee7a vi\u1ec7c truy\u1ec1n d\u1eef li\u1ec7u. Ch\u00fang c\u00f3 nhi\u1ec1u bi\u1ebfn th\u1ec3 kh\u00e1c nhau, m\u1ed7i lo\u1ea1i h\u01b0\u1edbng \u0111\u1ebfn c\u00e1c \u1ee9ng d\u1ee5ng c\u1ee5 th\u1ec3 V\u00ec v\u1eady, h\u00e3y ti\u1ebfp t\u1ee5c \u0111\u1ecdc \u0111\u1ec3 kh\u00e1m ph\u00e1 m\u1ecdi th\u1ee9 b\u1ea1n c\u1ea7n bi\u1ebft v\u1ec1 <em>C\u00e1p OSP<\/em>.<\/p>\n\n\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/lh7-rt.googleusercontent.com\/docsz\/AD_4nXc7wSziXndahYvVkum0uGUlZUWsGM1VBruTR4rOi-NF9hjf1eZDtjblbPydnYHhbCCG7hOgZergonNrYLJ5TAiMeVgQ_j3Jt8t1P6Sp_JeSnhxSYMD39v9oJClAYQ520zVoWSXuAQ?key=Gw5WklxMsZ7RqRwkBRDhUND-\" alt=\"C\u00e1p quang OSP\"\/><\/figure>\n\n\n\n<p><em>H\u00ecnh s\u1ed1 1: C\u00e1p quang OSP<\/em><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">&nbsp;<strong><em>1) C\u00e1p quang OSP l\u00e0 g\u00ec?&nbsp;<\/em><\/strong><\/h2>\n\n\n\n<p>\u201cC\u00e1p quang OSP (Nh\u00e0 m\u00e1y b\u00ean ngo\u00e0i) l\u00e0 m\u1ed9t <a href=\"https:\/\/dekam-fiber.com\/vi\/outdoor-fiber-optic-cable-types\/\" target=\"_blank\" rel=\"noreferrer noopener\">lo\u1ea1i c\u00e1p quang<\/a> \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho c\u00e1c \u1ee9ng d\u1ee5ng ngo\u00e0i tr\u1eddi \u0111\u1ec3 truy\u1ec1n d\u1eef li\u1ec7u t\u1ea7m xa.\u201d&nbsp;&nbsp;<\/p>\n\n\n\n<p>C\u00e1p quang OSP th\u01b0\u1eddng bao g\u1ed3m m\u1ed9t <a href=\"https:\/\/dekam-fiber.com\/vi\/fiber-optic-cable-core\/\" target=\"_blank\" rel=\"noreferrer noopener\">l\u00f5i s\u1ee3i<\/a> \u0111\u01b0\u1ee3c bao ph\u1ee7 b\u1edfi l\u1edbp \u1ed1p, l\u1edbp ph\u1ee7 \u0111\u1ec7m, c\u00e1c b\u1ed9 ph\u1eadn ch\u1ecbu l\u1ef1c v\u00e0 l\u1edbp ng\u0103n n\u01b0\u1edbc, t\u1ea5t c\u1ea3 \u0111\u1ec1u \u0111\u01b0\u1ee3c bao b\u1ecdc trong l\u1edbp v\u1ecf ngo\u00e0i c\u1ee9ng v\u00e0 b\u1ec1n.&nbsp;<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/lh7-rt.googleusercontent.com\/docsz\/AD_4nXdBck0krz6ZD4JPLIz6QuTvZCItKOueByuuTN-CwLstLp3px8lU-0VrPbrCq97FLxDzVNiaWHhGyR8OKfDJ-FnUhONJxLIY9oKfGigO6IDxpj_SLd_Bn5CVadaBKjzGNzfw2Qu8?key=Gw5WklxMsZ7RqRwkBRDhUND-\" alt=\"C\u1ea5u tr\u00fac c\u00e1p quang OSP\"\/><\/figure>\n\n\n\n<p><em>H\u00ecnh s\u1ed1 2: C\u1ea5u tr\u00fac c\u00e1p quang OSP&nbsp;<\/em><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><em>C\u00e1c th\u00f4ng s\u1ed1 ch\u00ednh c\u1ee7a c\u00e1p quang OSP<\/em><\/strong><\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong><em>T\u00ednh n\u0103ng<\/em><\/strong><\/td><td><strong><em>\u0110\u1eb7c \u0111i\u1ec3m k\u1ef9 thu\u1eadt<\/em><\/strong><\/td><\/tr><tr><td><em>K\u00edch th\u01b0\u1edbc l\u00f5i<\/em><\/td><td><em>9\u00b5m (Ch\u1ebf \u0111\u1ed9 \u0111\u01a1n) \/ 50\u00b5m ho\u1eb7c 62,5\u00b5m (Ch\u1ebf \u0111\u1ed9 \u0111a)<\/em><\/td><\/tr><tr><td><em>K\u00edch th\u01b0\u1edbc \u1ed1p<\/em><\/td><td><em>125\u00b5m<\/em><\/td><\/tr><tr><td><em>K\u00edch th\u01b0\u1edbc \u00e1o kho\u00e1c ngo\u00e0i<\/em><\/td><td><em>5mm \u2013 15mm (thay \u0111\u1ed5i t\u00f9y theo lo\u1ea1i)<\/em><\/td><\/tr><tr><td><em>Kho\u1ea3ng c\u00e1ch t\u1ed1i \u0111a<\/em><\/td><td><em>L\u00ean \u0111\u1ebfn 40km (Singlemode) \/ L\u00ean \u0111\u1ebfn 550m (Multimode OM4)<\/em><\/td><\/tr><tr><td><em>T\u1ed1c \u0111\u1ed9 d\u1eef li\u1ec7u<\/em><\/td><td><em>L\u00ean \u0111\u1ebfn 10 Gbps ho\u1eb7c h\u01a1n (t\u00f9y theo lo\u1ea1i)<\/em><\/td><\/tr><tr><td><em>X\u1ebfp h\u1ea1ng an to\u00e0n ch\u00e1y n\u1ed5<\/em><\/td><td><em>UL 1666, NFPA 262 (cho m\u1ed9t s\u1ed1 lo\u1ea1i trong nh\u00e0\/ngo\u00e0i tr\u1eddi)<\/em><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><strong><em>2) C\u00e1c lo\u1ea1i c\u00e1p quang OSP<\/em><\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><strong><em>i) C\u00e1p tr\u00ean kh\u00f4ng<\/em><\/strong><\/h3>\n\n\n\n<p><a href=\"https:\/\/dekam-fiber.com\/vi\/aerial-fiber-optic-cable\/\" target=\"_blank\" rel=\"noreferrer noopener\">C\u00e1p tr\u00ean kh\u00f4ng<\/a> \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t tr\u00ean m\u1eb7t \u0111\u1ea5t. N\u00f3 bao g\u1ed3m m\u1ed9t d\u00e2y d\u1eabn \u0111\u01b0\u1ee3c l\u00e0m b\u1eb1ng \u0111\u1ed3ng ho\u1eb7c nh\u00f4m \u0111\u1ec3 d\u1eabn \u0111i\u1ec7n ho\u1eb7c d\u1eef li\u1ec7u. Sau \u0111\u00f3, d\u00e2y d\u1eabn \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 b\u1eb1ng c\u00e1ch \u0111\u01b0\u1ee3c ph\u1ee7 l\u1edbp c\u00e1ch \u0111i\u1ec7n gi\u00fap ng\u0103n ng\u1eeba r\u00f2 r\u1ec9 \u0111i\u1ec7n. V\u1ecf b\u1ecdc theo l\u1edbp c\u00e1ch \u0111i\u1ec7n v\u00e0 ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t l\u1edbp v\u1ecf ngo\u00e0i b\u1ea3o v\u1ec7 ch\u1ed1ng l\u1ea1i \u0111\u1ed9 \u1ea9m v\u00e0 thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9. H\u01a1n n\u1eefa, nhi\u1ec1u c\u00e1p tr\u00ean kh\u00f4ng bao g\u1ed3m d\u00e2y d\u1eabn, l\u00e0m b\u1eb1ng th\u00e9p ho\u1eb7c s\u1ee3i, h\u1ed7 tr\u1ee3 c\u00e1p trong th\u1eddi ti\u1ebft kh\u1eafc nghi\u1ec7t.<\/p>\n\n\n\n<p>V\u00ec l\u00fd do n\u00e0y, ch\u00fang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong vi\u1ec5n th\u00f4ng, c\u00e1c d\u1ef1 \u00e1n th\u00e0nh ph\u1ed1 th\u00f4ng minh, k\u1ebft n\u1ed1i n\u00f4ng th\u00f4n v\u00e0 c\u00e1c c\u00f4ng tr\u00ecnh l\u1eafp \u0111\u1eb7t t\u1ea1m th\u1eddi.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/lh7-rt.googleusercontent.com\/docsz\/AD_4nXdMKVS2Pcgyuqmstx1ieZqmhsNB-y_PdrMFeMCic73yA3aTAbqbOuonqxdPHP-Q2EkmWB_cPMIRX31IsDOnFFvE4XdOt8XhCn45RPoH7kilgdLxEHrjE_JvRB0Lm36gvuDVX1BE?key=Gw5WklxMsZ7RqRwkBRDhUND-\" alt=\"C\u00e1p tr\u00ean kh\u00f4ng\"\/><\/figure>\n\n\n\n<p><em>H\u00ecnh s\u1ed1 3: C\u00e1p tr\u00ean kh\u00f4ng<\/em><\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong><em>ii) C\u00e1p ng\u1ea7m<\/em><\/strong><\/h3>\n\n\n\n<p><a href=\"https:\/\/dekam-fiber.com\/vi\/underground-fiber-optic-cable\/\" target=\"_blank\" rel=\"noreferrer noopener\">C\u00e1p ng\u1ea7m<\/a> \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 ch\u00f4n trong \u0111\u1ea5t v\u00e0 do \u0111\u00f3 \u0111\u01b0\u1ee3c \u0111\u1eb7t trong c\u00e1c \u1ed1ng b\u1ea3o v\u1ec7. C\u00e1c lo\u1ea1i c\u00e1p n\u00e0y bao g\u1ed3m l\u00f5i s\u1ee3i, l\u1edbp ph\u1ee7 v\u00e0 l\u1edbp \u0111\u1ec7m b\u1ea3o v\u1ec7. Ngo\u00e0i ra, nhi\u1ec1u lo\u1ea1i c\u00f3 l\u1edbp ph\u1ee7 b\u1ea3o v\u1ec7 b\u1eb1ng nh\u00f4m ho\u1eb7c th\u00e9p ch\u1ed1ng \u1ea9m, \u00e1p su\u1ea5t, t\u00e1c h\u1ea1i v\u1eadt l\u00fd v\u00e0 l\u1edbp ch\u1eb7n n\u01b0\u1edbc. Do c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m n\u00e0y, ch\u00fang ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng \u0111\u00f4 th\u1ecb v\u00e0 khu c\u00f4ng nghi\u1ec7p, m\u1ea1ng vi\u1ec5n th\u00f4ng v\u00e0 trung t\u00e2m d\u1eef li\u1ec7u do \u0111\u1ed9 tin c\u1eady c\u1ee7a ch\u00fang.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/lh7-rt.googleusercontent.com\/docsz\/AD_4nXdxys2kN38GsqM4xDxBEUPTKFg16Xch4g3MVukSEzmJrq1ZD1bcPeXnYEkA9wAfNk_lcPC0aChrFWy-lYqsbf3tSM0yxCroVpC_63HQv1sh5S-o17d4ymsK4WUHVX0gnqbAj3Vo3w?key=Gw5WklxMsZ7RqRwkBRDhUND-\" alt=\"C\u00e1p ng\u1ea7m\"\/><\/figure>\n\n\n\n<p><em>H\u00ecnh s\u1ed1 4: C\u00e1p ng\u1ea7m<\/em><\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong><em>iii) C\u00e1p ng\u1ea7m<\/em><\/strong><\/h3>\n\n\n\n<p><a href=\"https:\/\/en.wikipedia.org\/wiki\/Submarine_communications_cable\" target=\"_blank\" rel=\"noreferrer noopener\">C\u00e1p quang ng\u1ea7m <\/a>\u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 l\u1eafp \u0111\u1eb7t d\u01b0\u1edbi bi\u1ec3n v\u00ec ch\u00fang k\u1ebft n\u1ed1i c\u00e1c qu\u1ed1c gia kh\u00e1c nhau. Ch\u00fang ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 li\u00ean l\u1ea1c \u0111\u01b0\u1eddng d\u00e0i. H\u01a1n n\u1eefa, ch\u00fang c\u00f3 v\u1eadt li\u1ec7u ch\u1eb7n n\u01b0\u1edbc, l\u1edbp gi\u00e1p th\u00e9p v\u00e0 l\u1edbp v\u1ecf ngo\u00e0i ch\u1eafc ch\u1eafn. gi\u00fap b\u1ea3o v\u1ec7 c\u00e1p kh\u1ecfi \u00e1p su\u1ea5t d\u01b0\u1edbi bi\u1ec3n, \u0103n m\u00f2n v\u00e0 h\u01b0 h\u1ecfng v\u1eadt l\u00fd do \u0111\u1ea1i d\u01b0\u01a1ng g\u00e2y ra.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/lh7-rt.googleusercontent.com\/docsz\/AD_4nXdVhLVZgVKoqNASSngjWGkiJh2U2U_nFddcZwTB5LZwrNj2A13pZ4r90MWmuSt2cH86S7Tr6o1Rm12uQlxIej7PX6Euemr_4b-XoCstZBtmv63ECPQ8p3ZvcaVT-IjbM1QvKNV7mg?key=Gw5WklxMsZ7RqRwkBRDhUND-\" alt=\"C\u00e1p ng\u1ea7m\"\/><\/figure>\n\n\n\n<p><em>H\u00ecnh s\u1ed1 5: C\u00e1p ng\u1ea7m<\/em><\/p>\n\n\n\n<p>\u0110\u01b0\u1eddng k\u00ednh t\u1ed5ng th\u1ec3 c\u1ee7a c\u00e1p ng\u1ea7m ph\u1ee5 thu\u1ed9c v\u00e0o thi\u1ebft k\u1ebf v\u00e0 l\u1edbp b\u1ea3o v\u1ec7, th\u01b0\u1eddng dao \u0111\u1ed9ng t\u1eeb 17mm \u0111\u1ebfn 50mm.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong><em>iv) Chi\u1ebfn thu\u1eadt<\/em><\/strong><\/h3>\n\n\n\n<p>Nh\u1eefng lo\u1ea1i c\u00e1p n\u00e0y \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t \u0111\u1ec3 s\u1eed d\u1ee5ng trong m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t. C\u00e1p quang chi\u1ebfn thu\u1eadt m\u1ec1m d\u1ebbo v\u00e0 nh\u1eb9. \u0110\u1ec3 c\u00f3 th\u00eam \u0111\u1ed9 b\u1ec1n, ch\u00fang c\u00f3 c\u1ea5u tr\u00fac \u1ed1ng ch\u1eb7t ho\u1eb7c l\u1ecfng, v\u1eadt li\u1ec7u h\u1ed7 tr\u1ee3 nh\u01b0 s\u1ee3i aramid (kevlar) v\u00e0 l\u1edbp v\u1ecf ngo\u00e0i \u0111\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c \u0111i\u1ec1u ki\u1ec7n kh\u1eafc nghi\u1ec7t. Do nh\u1eefng \u0111\u1eb7c \u0111i\u1ec3m n\u00e0y, ch\u00fang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c ho\u1ea1t \u0111\u1ed9ng qu\u00e2n s\u1ef1, \u1ee9ng ph\u00f3 kh\u1ea9n c\u1ea5p, ph\u00e1t s\u00f3ng v\u00e0 m\u00f4i tr\u01b0\u1eddng c\u00f4ng nghi\u1ec7p \u0111\u1ec3 truy\u1ec1n th\u00f4ng t\u1ed1c \u0111\u1ed9 cao.&nbsp;<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/lh7-rt.googleusercontent.com\/docsz\/AD_4nXdeJEFfMiY5tPMVIbFAVlN1nU7NDamr9AYlAzByKazjUEHh8EYY2qpa2iw1_QktkRcKqZEddB4r9-8rSIOllx6kwin_iC1dMdPEDcFwb2Dhe1DmbxRpHUkKghDi5Oq_dRz9RiJA4g?key=Gw5WklxMsZ7RqRwkBRDhUND-\" alt=\"C\u00e1p chi\u1ebfn thu\u1eadt\"\/><\/figure>\n\n\n\n<p><em>H\u00ecnh s\u1ed1 6: C\u00e1p chi\u1ebfn thu\u1eadt<\/em><\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong><em>v) C\u1ea5p \u0111\u1ed9 qu\u00e2n s\u1ef1<\/em><\/strong><\/h3>\n\n\n\n<p>C\u00e1p quang c\u1ea5p qu\u00e2n s\u1ef1 \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t \u0111\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c nhi\u1ec7t \u0111\u1ed9 kh\u1eafc nghi\u1ec7t. Ngo\u00e0i ra, ch\u00fang c\u00f3 \u0111\u1ed9 b\u1ec1n cao v\u00e0 kh\u00f4ng th\u1ec3 ph\u00e1 v\u1ee1. \u0110\u1ec3 c\u00f3 \u0111\u1ed9 b\u1ec1n cao h\u01a1n, ch\u00fang \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 b\u1eb1ng v\u1eadt li\u1ec7u gi\u00e1p (nh\u01b0 silica, s\u1ee3i aramid (kevlar) v\u00e0 l\u1edbp ch\u1eb7n n\u01b0\u1edbc). Do \u0111\u00f3, nh\u1eefng lo\u1ea1i c\u00e1p n\u00e0y \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong qu\u1ed1c ph\u00f2ng, h\u00e0ng kh\u00f4ng v\u0169 tr\u1ee5, h\u1ec7 th\u1ed1ng h\u1ea3i qu\u00e2n, tri\u1ec3n khai chi\u1ebfn thu\u1eadt v\u00e0 m\u1ea1ng l\u01b0\u1edbi ch\u00ednh ph\u1ee7 \u0111\u1ec3 truy\u1ec1n th\u00f4ng an to\u00e0n v\u00e0 \u0111\u00e1ng tin c\u1eady.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/lh7-rt.googleusercontent.com\/docsz\/AD_4nXeMvTOCwGhRBE4GAbmHTDvVl2u6axVXwoC5adzrpGzfySbY-uyAXFRQZ-2zOYyE77_UkZ_cpkEhX1sjQvq70B8nJ4zwM9k6sg84D7iYzitvLqL9PJ0jRrxmU6waSFgWn9n2kefzuw?key=Gw5WklxMsZ7RqRwkBRDhUND-\" alt=\"C\u00e1p c\u1ea5p qu\u00e2n s\u1ef1\"\/><\/figure>\n\n\n\n<p><em>H\u00ecnh s\u1ed1 7: C\u00e1p c\u1ea5p qu\u00e2n s\u1ef1<\/em><\/p>\n\n\n\n<p>\u0110\u01b0\u1eddng k\u00ednh c\u00e1p t\u1ed5ng th\u1ec3 ph\u1ee5 thu\u1ed9c v\u00e0o l\u1edbp b\u1ea3o v\u1ec7 v\u00e0 thi\u1ebft k\u1ebf, th\u01b0\u1eddng dao \u0111\u1ed9ng t\u1eeb 4mm \u0111\u1ebfn 15mm.<\/p>\n\n\n\n<p>T\u1eeb m\u1ed9t b\u00e0i \u0111\u00e1nh gi\u00e1 tr\u00ean Quora, Nailah Gull Khan cho bi\u1ebft vi\u1ec7c s\u1eed d\u1ee5ng c\u00e1p ngo\u00e0i tr\u1eddi (OSP) gi\u00fap b\u1ea1n m\u1edf r\u1ed9ng m\u1ea1ng l\u01b0\u1edbi c\u1ee7a m\u00ecnh ra ngo\u00e0i tr\u1eddi, d\u00f9 l\u00e0 d\u01b0\u1edbi l\u00f2ng \u0111\u1ea5t hay tr\u00ean cao, th\u1eadm ch\u00ed tr\u00ean m\u1ed9t khu\u00f4n vi\u00ean tr\u01b0\u1eddng l\u1edbn. C\u00f4 \u1ea5y gi\u1ea3i th\u00edch r\u1eb1ng c\u00e1p OSP t\u1ed1t h\u01a1n <a href=\"https:\/\/dekam-fiber.com\/vi\/indoor-fiber-optic-cable\/\" target=\"_blank\" rel=\"noreferrer noopener\">c\u00e1p trong nh\u00e0<\/a> v\u00ec n\u00f3 c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c th\u1eddi ti\u1ebft kh\u1eafc nghi\u1ec7t m\u00e0 v\u1eabn ho\u1ea1t \u0111\u1ed9ng t\u1ed1t.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/lh7-rt.googleusercontent.com\/docsz\/AD_4nXfyvHeCBd_ER_Dd9bWDQf0kQ8gPIZ9vq64BlkWB0MwTqLIMIGXLtuAvYF0cCsv-bhr4wBoAClnQyYFxn2gj47qZyzVuqr8FHLh3waNX1XufGdDSrXhZ8VB6Qaahw7L3I8htnBIpuQ?key=Gw5WklxMsZ7RqRwkBRDhUND-\" alt=\"\u0110\u00e1nh gi\u00e1 Quora\"\/><\/figure>\n\n\n\n<p><em>H\u00ecnh s\u1ed1 8: \u0110\u00e1nh gi\u00e1 Quora<\/em><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong><em>3) C\u00e1c y\u1ebfu t\u1ed1 ch\u00ednh c\u1ea7n xem x\u00e9t khi l\u1ef1a ch\u1ecdn c\u00e1p quang OSP<\/em><\/strong><\/h2>\n\n\n\n<p>Khi l\u1ef1a ch\u1ecdn c\u00e1p quang OSP (Outside Plant), \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i xem x\u00e9t m\u1ed9t s\u1ed1 y\u1ebfu t\u1ed1 ch\u00ednh \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 b\u1ec1n v\u00e0 hi\u1ec7u su\u1ea5t. Sau \u0111\u00e2y ch\u00fang t\u00f4i s\u1ebd th\u1ea3o lu\u1eadn v\u1ec1 c\u00e1c y\u1ebfu t\u1ed1 ch\u00ednh:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><em>\u0110\u1ed9 b\u1ec1n m\u00f4i tr\u01b0\u1eddng:<\/em><\/strong><em> N\u1ebfu b\u1ea1n c\u1ea7n c\u00e1p \u0111\u1ec3 s\u1eed d\u1ee5ng ngo\u00e0i tr\u1eddi, th\u00ec b\u1ea1n n\u00ean \u0111\u1eb7c bi\u1ec7t ch\u00fa \u00fd \u0111\u1ebfn kh\u1ea3 n\u0103ng ch\u1ed1ng tia UV, kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t v\u00e0 t\u00ednh n\u0103ng ch\u1ed1ng th\u1ea5m n\u01b0\u1edbc, cho th\u1ea5y kh\u1ea3 n\u0103ng ch\u1ecbu \u0111\u01b0\u1ee3c h\u01b0 h\u1ea1i do \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi, th\u1eddi ti\u1ebft v\u00e0 \u0111\u1ed9 \u1ea9m.<\/em><\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><em>C\u00e1p quang b\u1ecdc th\u00e9p so v\u1edbi c\u00e1p kh\u00f4ng b\u1ecdc th\u00e9p:<\/em><\/strong><em> Ti\u1ebfp theo, n\u1ebfu b\u1ea1n c\u1ea7n c\u00e1p cho c\u00e1c khu v\u1ef1c c\u00f3 nguy c\u01a1 cao v\u00e0 ch\u00f4n v\u00f9i c\u1ea7n \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 th\u00eam, th\u00ec <a href=\"https:\/\/dekam-fiber.com\/vi\/what-is-armoured-fiber-optic-cable\/\" target=\"_blank\" rel=\"noreferrer noopener\">c\u00e1p b\u1ecdc th\u00e9p<\/a> l\u00e0 l\u1ef1a ch\u1ecdn t\u1ed1t nh\u1ea5t v\u00ec ch\u00fang \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 b\u1ea3o v\u1ec7 c\u00e1p c\u1ee7a b\u1ea1n kh\u1ecfi b\u1ecb th\u01b0\u01a1ng v\u1eadt l\u00fd, h\u01b0 h\u1ecfng do s\u00e2u b\u1ecd v\u00e0 \u00e1p l\u1ef1c ng\u1ea7m. M\u1eb7t kh\u00e1c, khi l\u1eafp \u0111\u1eb7t c\u00e1p tr\u00ean m\u1eb7t \u0111\u1ea5t, c\u00e1p kh\u00f4ng b\u1ecdc th\u00e9p l\u00e0 l\u1ef1a ch\u1ecdn ph\u00f9 h\u1ee3p nh\u1ea5t cho \u1ee9ng d\u1ee5ng n\u00e0y do t\u00ednh linh ho\u1ea1t cao h\u01a1n v\u00e0 tr\u1ecdng l\u01b0\u1ee3ng nh\u1eb9 h\u01a1n.<\/em><\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><em>Lo\u1ea1i s\u1ee3i:<\/em><\/strong><em> C\u00e1c \u1ee9ng d\u1ee5ng kh\u00e1c nhau c\u00f3 th\u1ec3 c\u1ea7n kho\u1ea3ng c\u00e1ch c\u1ee5 th\u1ec3; do \u0111\u00f3 b\u1ea1n n\u00ean ch\u1ecdn \u0111\u00fang lo\u1ea1i c\u00e1p. \u0110\u1ed1i v\u1edbi truy\u1ec1n d\u1eabn t\u1ea7m xa v\u1edbi m\u1ee9c m\u1ea5t t\u00edn hi\u1ec7u th\u1ea5p, <a href=\"https:\/\/dekam-fiber.com\/vi\/single-mode-vs-multimode-fiber\/\" target=\"_blank\" rel=\"noreferrer noopener\">s\u1ee3i \u0111\u01a1n mode<\/a> l\u00e0 ph\u00f9 h\u1ee3p. Tuy nhi\u00ean, s\u1ee3i quang \u0111a ch\u1ebf \u0111\u1ed9 ph\u00f9 h\u1ee3p h\u01a1n cho c\u00e1c \u1ee9ng d\u1ee5ng b\u0103ng th\u00f4ng cao, ph\u1ea1m vi ng\u1eafn nh\u01b0 m\u1ea1ng di\u1ec7n t\u00edch.<\/em><\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><em>Ch\u1ea5t li\u1ec7u \u00e1o kho\u00e1c:<\/em><\/strong><em> Gi\u1ed1ng nh\u01b0 b\u1ea5t k\u1ef3 th\u00e0nh ph\u1ea7n c\u01a1 h\u1ecdc n\u00e0o, c\u00e1p quang ph\u1ea3i \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 kh\u1ecfi h\u01b0 h\u1ecfng v\u1eadt l\u00fd. V\u1ecf b\u1ecdc c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c m\u00f4 t\u1ea3 l\u00e0 x\u01b0\u01a1ng s\u1ed1ng c\u1ee7a c\u00e1p v\u1ec1 m\u1eb7t b\u1ea3o v\u1ec7. B\u1ea1n n\u00ean ch\u1ecdn PE (Polyethylene) l\u00e0 t\u1ed1t nh\u1ea5t cho ngo\u00e0i tr\u1eddi v\u00e0 d\u01b0\u1edbi l\u00f2ng \u0111\u1ea5t. Ti\u1ebfp theo, b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng PVC (Polyvinyl Chloride) cho m\u1ee5c \u0111\u00edch l\u1eafp \u0111\u1eb7t chung v\u00e0 <a href=\"https:\/\/dekam-fiber.com\/vi\/lszh-cable\/\" target=\"_blank\" rel=\"noreferrer noopener\">LSZH<\/a> (\u00cdt kh\u00f3i, kh\u00f4ng halogen) trong khu v\u1ef1c d\u1ec5 ch\u00e1y<\/em>S.\u00a0<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><em>Th\u00e0nh vi\u00ean s\u1ee9c m\u1ea1nh:<\/em><\/strong><em> \u0110\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c \u0111\u1ed9 b\u1ec1n, h\u00e3y ki\u1ec3m tra c\u00e1c v\u1eadt li\u1ec7u nh\u01b0 Kevlar, b\u0103ng th\u00e9p ho\u1eb7c th\u1eadm ch\u00ed l\u00e0 s\u1ee3i th\u1ee7y tinh. Theo c\u00e1ch n\u00e0y, c\u00e1p c\u1ee7a b\u1ea1n c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c l\u1ef1c c\u0103ng v\u00e0 \u1ee9ng su\u1ea5t v\u1eadt l\u00fd nghi\u00eam tr\u1ecdng.<\/em><\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><em>Tu\u1ed5i th\u1ecd v\u00e0 b\u1ea3o tr\u00ec c\u00e1p:<\/em><\/strong><em> Cu\u1ed1i c\u00f9ng, h\u00e3y c\u00e2n nh\u1eafc \u0111\u1ebfn c\u00e1c y\u00eau c\u1ea7u ch\u0103m s\u00f3c v\u00e0 t\u1ea7n su\u1ea5t b\u1ea3o tr\u00ec m\u00e0 c\u00e1p c\u1ea7n ph\u1ea3i c\u00f3, ph\u00f9 h\u1ee3p v\u1edbi tu\u1ed5i th\u1ecd s\u1eed d\u1ee5ng c\u1ee7a c\u00e1p. Vi\u1ec7c l\u1ef1a ch\u1ecdn c\u00e1p ch\u1ea5t l\u01b0\u1ee3ng cao s\u1ebd \u00edt ph\u1ea3i b\u1ea3o d\u01b0\u1ee1ng h\u01a1n, gi\u00fap gi\u1ea3m chi ph\u00ed thay th\u1ebf. H\u01a1n n\u1eefa, vi\u1ec7c l\u1eafp \u0111\u1eb7t \u0111\u00fang c\u00e1ch c\u00f9ng v\u1edbi c\u00e1c l\u1ea7n ki\u1ec3m tra th\u01b0\u1eddng xuy\u00ean \u0111\u1ea3m b\u1ea3o c\u00f3 th\u1ec3 duy tr\u00ec \u0111\u01b0\u1ee3c m\u1ea1ng l\u01b0\u1edbi \u0111\u00e1ng tin c\u1eady.<\/em><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong><em>4) C\u00e1p quang OSP so v\u1edbi ISP: S\u1ef1 kh\u00e1c bi\u1ec7t ch\u00ednh<\/em><\/strong><\/h2>\n\n\n\n<p>B\u00e2y gi\u1edd, ch\u00fang ta h\u00e3y c\u00f9ng kh\u00e1m ph\u00e1 s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa c\u00e1p quang OSP v\u00e0 c\u00e1p quang ISP d\u1ef1a tr\u00ean nh\u1eefng \u0111i\u1ec3m kh\u00e1c bi\u1ec7t ch\u00ednh:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong><em>T\u00ednh n\u0103ng<\/em><\/strong><\/td><td><strong><em>C\u00e1p quang OSP (Outside Plant)<\/em><\/strong><\/td><td><strong><em>C\u00e1p quang ISP (Inside Plant)<\/em><\/strong><\/td><\/tr><tr><td><em>C\u00e1ch s\u1eed d\u1ee5ng<\/em><\/td><td><em>\u0110\u01b0\u1ee3c thi\u1ebft k\u1ebf cho m\u00f4i tr\u01b0\u1eddng ngo\u00e0i tr\u1eddi<\/em><\/td><td><em>\u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng cho c\u00e1c \u1ee9ng d\u1ee5ng trong nh\u00e0<\/em><\/td><\/tr><tr><td><em>B\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng<\/em><\/td><td><em>Ch\u1ed1ng l\u1ea1i tia UV, \u0111\u1ed9 \u1ea9m, nhi\u1ec7t \u0111\u1ed9 kh\u1eafc nghi\u1ec7t v\u00e0 h\u01b0 h\u1ecfng v\u1eadt l\u00fd<\/em><\/td><td><em>\u00cdt b\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng h\u01a1n, ch\u1ee7 y\u1ebfu d\u00e0nh cho c\u00e1c thi\u1ebft l\u1eadp trong nh\u00e0 \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t<\/em><\/td><\/tr><tr><td><em>Ch\u1ea5t li\u1ec7u \u00e1o kho\u00e1c<\/em><\/td><td><em>\u0110\u01b0\u1ee3c l\u00e0m b\u1eb1ng PE (Polyethylene), PVC ho\u1eb7c LSZH \u0111\u1ec3 c\u00f3 \u0111\u1ed9 b\u1ec1n cao<\/em><\/td><td><em>Th\u01b0\u1eddng l\u00e0 PVC ho\u1eb7c LSZH \u0111\u1ec3 c\u00f3 t\u00ednh linh ho\u1ea1t v\u00e0 an to\u00e0n<\/em><\/td><\/tr><tr><td><em>Th\u00e0nh vi\u00ean \u00e1o gi\u00e1p v\u00e0 s\u1ee9c m\u1ea1nh<\/em><\/td><td><em>Th\u01b0\u1eddng \u0111\u01b0\u1ee3c b\u1ecdc th\u00e9p ho\u1eb7c nh\u00f4m \u0111\u1ec3 t\u0103ng c\u01b0\u1eddng kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7<\/em><\/td><td><em>Th\u01b0\u1eddng kh\u00f4ng \u0111\u01b0\u1ee3c b\u1ecdc th\u00e9p ho\u1eb7c \u0111\u01b0\u1ee3c gia c\u1ed1 nh\u1eb9<\/em><\/td><\/tr><tr><td><em>Lo\u1ea1i c\u00e0i \u0111\u1eb7t<\/em><\/td><td><em>Ch\u00f4n d\u01b0\u1edbi l\u00f2ng \u0111\u1ea5t, g\u1eafn tr\u00ean kh\u00f4ng ho\u1eb7c d\u01b0\u1edbi n\u01b0\u1edbc<\/em><\/td><td><em>\u0110\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t trong t\u01b0\u1eddng, tr\u1ea7n nh\u00e0, \u1ed1ng d\u1eabn ho\u1eb7c s\u00e0n n\u00e2ng<\/em><\/td><\/tr><tr><td><em>\u0110\u1ed9 linh ho\u1ea1t c\u1ee7a c\u00e1p<\/em><\/td><td><em>\u00cdt linh ho\u1ea1t h\u01a1n do thi\u1ebft k\u1ebf ch\u1eafc ch\u1eafn<\/em><\/td><td><em>Linh ho\u1ea1t h\u01a1n \u0111\u1ec3 d\u1ec5 d\u00e0ng x\u1eed l\u00fd<\/em><\/td><\/tr><tr><td><em>\u1ee8ng d\u1ee5ng ti\u00eau bi\u1ec3u<\/em><\/td><td><em>\u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng trong m\u1ea1ng vi\u1ec5n th\u00f4ng, th\u00e0nh ph\u1ed1 th\u00f4ng minh v\u00e0 khu v\u1ef1c n\u00f4ng th\u00f4n<\/em><\/td><td><em>\u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng trong v\u0103n ph\u00f2ng, trung t\u00e2m d\u1eef li\u1ec7u v\u00e0 m\u1ea1ng doanh nghi\u1ec7p<\/em><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><strong><em>5) Th\u1ef1c h\u00e0nh t\u1ed1t nh\u1ea5t v\u1ec1 c\u00e0i \u0111\u1eb7t v\u00e0 b\u1ea3o tr\u00ec<\/em><\/strong><\/h2>\n\n\n\n<p>\u0110\u1ec3 l\u1eafp \u0111\u1eb7t th\u00e0nh c\u00f4ng v\u00e0 duy tr\u00ec hi\u1ec7u su\u1ea5t c\u1ee7a c\u00e1p quang OSP (Outside Plant), c\u1ea7n ph\u1ea3i c\u00f3 k\u1ebf ho\u1ea1ch v\u00e0 th\u1ef1c hi\u1ec7n chi\u1ebfn l\u01b0\u1ee3c. B\u00e2y gi\u1edd ch\u00fang ta s\u1ebd ph\u00e2n t\u00edch c\u00e1c ph\u01b0\u01a1ng ph\u00e1p l\u1eafp \u0111\u1eb7t v\u00e0 c\u00e1ch b\u1ea3o tr\u00ec c\u00e1p quang OSP sau khi l\u1eafp \u0111\u1eb7t:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong><em>Ph\u1ea7n 1) Th\u1ef1c h\u00e0nh c\u00e0i \u0111\u1eb7t t\u1ed1t nh\u1ea5t<\/em><\/strong><\/h3>\n\n\n\n<p><em><strong>Nh\u1eefng c\u00e2n nh\u1eafc tr\u01b0\u1edbc khi c\u00e0i \u0111\u1eb7t&nbsp;<\/strong><\/em><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><em>Kh\u1ea3o s\u00e1t th\u1ef1c \u0111\u1ecba:<\/em><\/strong><em> B\u1ea1n n\u00ean \u0111\u00e1nh gi\u00e1 c\u1ea3nh quan, kh\u00ed h\u1eadu v\u00e0 c\u00e1c \u0111i\u1ec1u ki\u1ec7n v\u1eadt l\u00fd kh\u00e1c v\u00ec ch\u00fang c\u00f3 th\u1ec3 c\u1ea3n tr\u1edf ph\u01b0\u01a1ng ph\u00e1p l\u1eafp \u0111\u1eb7t.<\/em><\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><em>L\u1ef1a ch\u1ecdn c\u00e1p:<\/em><\/strong><em> Ti\u1ebfp theo, c\u00e1p ph\u1ea3i ch\u1ed1ng mu\u1ed1i trong tr\u01b0\u1eddng h\u1ee3p c\u00f3 th\u1ec3 x\u1ea3y ra \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng \u1ea9m \u01b0\u1edbt. \u0110\u1ed1i v\u1edbi c\u00e1p ng\u1ea7m s\u1eed d\u1ee5ng ra ngo\u00e0i, c\u00e1p b\u1ecdc th\u00e9p v\u00e0 \u0111\u1ed1i v\u1edbi c\u00e1p tr\u00ean kh\u00f4ng <a href=\"https:\/\/dekam-fiber.com\/vi\/adss-fiber-optic-cable\/\" target=\"_blank\" rel=\"noreferrer noopener\">Qu\u1ea3ng c\u00e1o<\/a>C\u00e1p (t\u1ef1 h\u1ed7 tr\u1ee3 to\u00e0n b\u1ed9 b\u1eb1ng \u0111i\u1ec7n m\u00f4i) s\u1ebd ph\u00f9 h\u1ee3p.<\/em><\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><em>L\u1eadp k\u1ebf ho\u1ea1ch tuy\u1ebfn \u0111\u01b0\u1eddng:<\/em><\/strong><em> C\u00e1c tuy\u1ebfn \u0111\u01b0\u1eddng s\u1ebd \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 l\u1eafp \u0111\u1eb7t ph\u1ea3i th\u00f4ng tho\u00e1ng, kh\u00f4ng c\u00f3 ti\u1ec7n \u00edch, c\u00e2y c\u1ed1i v\u00e0 c\u00e1c khu v\u1ef1c c\u00f3 v\u1ea5n \u0111\u1ec1 kh\u00e1c.<\/em><\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><em>Tu\u00e2n th\u1ee7 quy \u0111\u1ecbnh:<\/em><\/strong><em> B\u1ea1n ph\u1ea3i \u0111\u1ea3m b\u1ea3o c\u00e1c gi\u1ea5y ph\u00e9p c\u00f3 li\u00ean quan v\u00e0 tu\u00e2n th\u1ee7 c\u00e1c y\u00eau c\u1ea7u c\u1ee7a \u0111\u1ecba ph\u01b0\u01a1ng v\u00e0 qu\u1ed1c gia tr\u01b0\u1edbc khi l\u1eafp \u0111\u1eb7t. Vi\u1ec7c tu\u00e2n th\u1ee7 gi\u00fap ng\u0103n ng\u1eeba gi\u00e1n \u0111o\u1ea1n v\u1ec1 m\u1eb7t ph\u00e1p l\u00fd v\u00e0 ho\u1ea1t \u0111\u1ed9ng.<\/em><\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/lh7-rt.googleusercontent.com\/docsz\/AD_4nXcHTSo_e0m39cUfzb3Q545oUuu66ZRM45UxhxsxE_9nj24yrnRt5uWkruRnpDaxXktlhlH-tfKHp3O4mCUs-dtwN5TDFuHZR1O8ugGBW-hPR59xvWJoa0aF-1rJo1YFegKlf3w_?key=Gw5WklxMsZ7RqRwkBRDhUND-\" alt=\"Nh\u1eefng c\u00e2n nh\u1eafc tr\u01b0\u1edbc khi c\u00e0i \u0111\u1eb7t\"\/><\/figure>\n\n\n\n<p><em>H\u00ecnh s\u1ed1 9: Nh\u1eefng c\u00e2n nh\u1eafc tr\u01b0\u1edbc khi c\u00e0i \u0111\u1eb7t&nbsp;<\/em><\/p>\n\n\n\n<p><strong><em>Ph\u01b0\u01a1ng ph\u00e1p c\u00e0i \u0111\u1eb7t&nbsp;<\/em><\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><em>L\u1eafp \u0111\u1eb7t tr\u00ean kh\u00f4ng:<\/em><\/strong><em> B\u1ea1n ph\u1ea3i ki\u1ec3m so\u00e1t \u0111\u1ed9 c\u0103ng v\u00e0 \u0111\u1ed9 v\u00f5ng c\u1ee7a c\u00e1p v\u00ec ch\u00fang g\u00e2y h\u01b0 h\u1ecfng. \u0110\u1ea3m b\u1ea3o c\u00f3 bi\u1ec7n ph\u00e1p b\u1ea3o v\u1ec7 th\u00edch h\u1ee3p ch\u1ed1ng l\u1ea1i rung \u0111\u1ed9ng c\u1ee7a gi\u00f3 c\u00f3 th\u1ec3 g\u00e2y h\u01b0 h\u1ecfng theo th\u1eddi gian.<\/em><\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><em>L\u1eafp \u0111\u1eb7t ng\u1ea7m:<\/em><\/strong><em> B\u1ea3o v\u1ec7 c\u00e1p b\u1eb1ng \u1ed1ng d\u1eabn HDPE (polyethylene m\u1eadt \u0111\u1ed9 cao). Trong qu\u00e1 tr\u00ecnh ph\u1ee7 r\u00e3nh, ph\u1ea3i l\u1ea5p \u0111\u1ea5t l\u1ea1i m\u00e0 kh\u00f4ng l\u00e0m h\u1ecfng r\u00e3nh. Ngo\u00e0i ra, ph\u1ea3i th\u00eam v\u1eadt li\u1ec7u ch\u1eb7n n\u01b0\u1edbc nh\u01b0 B\u0103ng &amp; B\u1ed9t ho\u1eb7c V\u1ecf ch\u1ed1ng th\u1ea5m \u0111\u1ec3 ng\u0103n h\u01a1i \u1ea9m th\u1ea5m v\u00e0o c\u00e1p.<\/em><\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><em>L\u1eafp \u0111\u1eb7t t\u00e0u ng\u1ea7m<\/em><\/strong><em>: \u0110\u1ec3 l\u1eafp \u0111\u1eb7t d\u01b0\u1edbi n\u01b0\u1edbc, h\u00e3y s\u1eed d\u1ee5ng c\u00e1p ch\u1ed1ng th\u1ea5m n\u01b0\u1edbc v\u00e0 \u0111\u01b0\u1ee3c b\u1ecdc th\u00e9p \u0111\u1ec3 ch\u1ed1ng l\u1ea1i \u0111i\u1ec1u ki\u1ec7n kh\u1eafc nghi\u1ec7t. ROV (Ph\u01b0\u01a1ng ti\u1ec7n \u0111i\u1ec1u khi\u1ec3n t\u1eeb xa) ho\u1ea1t \u0111\u1ed9ng \u0111\u1ec3 \u0111\u1ecbnh v\u1ecb c\u1ea9n th\u1eadn c\u00e1c d\u00e2y c\u00e1p tr\u00ean \u0111\u00e1y \u0111\u1ea1i d\u01b0\u01a1ng.<\/em><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong><em>Ph\u1ea7n 2: Th\u1ef1c h\u00e0nh b\u1ea3o tr\u00ec t\u1ed1t nh\u1ea5t<\/em><\/strong><\/h3>\n\n\n\n<p><strong><em>Ki\u1ec3m tra v\u00e0 gi\u00e1m s\u00e1t th\u01b0\u1eddng xuy\u00ean&nbsp;<\/em><\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><em>\u0110\u1ea7u ti\u00ean, b\u1ea1n n\u00ean ki\u1ec3m tra th\u01b0\u1eddng xuy\u00ean \u0111\u1ec3 ph\u00e1t hi\u1ec7n t\u00ecnh tr\u1ea1ng v\u00f5ng, h\u01b0 h\u1ecfng v\u1eadt l\u00fd v\u00e0 s\u1ef1 can thi\u1ec7p c\u1ee7a \u0111\u1ed9ng v\u1eadt. Vi\u1ec7c b\u1ea3o tr\u00ec kh\u00f4ng th\u01b0\u1eddng xuy\u00ean c\u00f3 th\u1ec3 l\u00e0m c\u00e1p y\u1ebfu \u0111i theo th\u1eddi gian.<\/em><\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><em>Ti\u1ebfp theo, h\u00e3y ki\u1ec3m tra xem \u0111\u01b0\u1eddng \u1ed1ng c\u00f3 b\u1ecb n\u1ee9t v\u00e0 h\u01b0 h\u1ecfng kh\u00f4ng. Ngo\u00e0i ra, h\u00e3y ki\u1ec3m tra xem c\u00f3 n\u01b0\u1edbc x\u00e2m nh\u1eadp kh\u00f4ng v\u00ec n\u00f3 c\u00f3 nguy c\u01a1 l\u00e0m m\u1ea5t t\u00edn hi\u1ec7u c\u00f3 gi\u00e1 tr\u1ecb.<\/em><\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><em>S\u1eed d\u1ee5ng M\u00e1y \u0111o ph\u1ea3n x\u1ea1 mi\u1ec1n th\u1eddi gian quang h\u1ecdc (OTDR) \u0111\u1ec3 ch\u1ea9n \u0111o\u00e1n ch\u00ednh x\u00e1c t\u00ecnh tr\u1ea1ng m\u1ea5t v\u00e0 \u0111\u1ee9t s\u1ee3i quang.<\/em><\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><em>\u0110\u1ed1i v\u1edbi c\u00e1p d\u01b0\u1edbi n\u01b0\u1edbc, h\u00e3y s\u1eed d\u1ee5ng c\u00f4ng ngh\u1ec7 ki\u1ec3m tra sonar v\u00e0 c\u1ea3m bi\u1ebfn t\u1eeb xa \u0111\u1ec3 ki\u1ec3m tra xem c\u00f3 h\u01b0 h\u1ecfng ho\u1eb7c d\u1ecbch chuy\u1ec3n kh\u00f4ng.<\/em><\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/lh7-rt.googleusercontent.com\/docsz\/AD_4nXdWTeraYUWkoQzXM9xRZwiaARQoNtc8fmzOIuWvPj39mn4U7dNo-VbBpa7K4RIFyaAmnemUaKzAQnvp1KzpWYWVfY7nVt5ESRtY03K9uyRtpewif0bEsVSN5KNPh0OO7PLVp0_iOQ?key=Gw5WklxMsZ7RqRwkBRDhUND-\" alt=\"Ki\u1ec3m tra v\u00e0 gi\u00e1m s\u00e1t th\u01b0\u1eddng xuy\u00ean\"\/><\/figure>\n\n\n\n<p><em>H\u00ecnh s\u1ed1 10: Ki\u1ec3m tra v\u00e0 gi\u00e1m s\u00e1t th\u01b0\u1eddng xuy\u00ean&nbsp;&nbsp;<\/em><\/p>\n\n\n\n<p><strong><em>S\u1eeda ch\u1eefa v\u00e0 ph\u1ee5c h\u1ed3i<\/em><\/strong>&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><em>B\u1ea1n n\u00ean bu\u1ed9c ch\u1eb7t c\u00e1p \u0111\u1ec3 gi\u1eef ch\u00fang \u1edf \u0111\u00fang g\u00f3c n\u1ebfu b\u1ea1n th\u1ea5y ch\u00fang b\u1ecb ch\u00f9ng xu\u1ed1ng. Ngo\u00e0i ra, h\u00e3y s\u1eed d\u1ee5ng v\u1ecf b\u1ecdc m\u1ed1i n\u1ed1i (mi\u1ebfng v\u00e1 s\u1ee3i quang) \u0111\u1ec3 b\u1ea3o v\u1ec7 s\u1ee3i kh\u1ecfi t\u00e1c h\u1ea1i c\u1ee7a m\u00f4i tr\u01b0\u1eddng.<\/em><\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><em>Trong tr\u01b0\u1eddng h\u1ee3p h\u01b0 h\u1ecfng ng\u1ea7m, h\u00e3y kh\u00f4i ph\u1ee5c c\u00e1c s\u1ee3i c\u00e1p b\u1ecb \u0111\u1ee9t b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p n\u1ed1i n\u00f3ng ch\u1ea3y. Ngo\u00e0i ra, h\u00e3y th\u00e1o v\u00e0 thay th\u1ebf t\u1ea5t c\u1ea3 c\u00e1c \u1ed1ng b\u1ecb h\u1ecfng \u0111\u1ec3 b\u1ea3o v\u1ec7 c\u00e1p t\u1ed1t h\u01a1n v\u1ec1 l\u00e2u d\u00e0i.<\/em><\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><em>\u0110\u1ed1i v\u1edbi c\u00e1p \u1edf v\u00f9ng n\u01b0\u1edbc s\u00e2u, h\u00e3y s\u1eed d\u1ee5ng t\u00e0u s\u1eeda ch\u1eefa chuy\u00ean d\u1ee5ng c\u00f3 th\u1ec3 nh\u1ea5c, s\u1eeda ch\u1eefa v\u00e0 thay th\u1ebf c\u00e1p ngay tr\u00ean \u0111\u00e1y \u0111\u1ea1i d\u01b0\u01a1ng.<\/em><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong><em>Ph\u1ea7n k\u1ebft lu\u1eadn<\/em><\/strong><\/h2>\n\n\n\n<p>T\u00f3m l\u1ea1i, c\u00e1p quang OSP r\u1ea5t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi m\u1ea1ng l\u01b0\u1edbi truy\u1ec1n th\u00f4ng m\u1ea1nh m\u1ebd v\u00e0 \u0111\u00e1ng tin c\u1eady, \u0111\u1eb7c bi\u1ec7t l\u00e0 \u1edf khu v\u1ef1c ngo\u00e0i tr\u1eddi. Cho d\u00f9 b\u1ea1n s\u1eed d\u1ee5ng n\u00f3 trong vi\u1ec5n th\u00f4ng, an ninh hay th\u1eadm ch\u00ed l\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p, vi\u1ec7c l\u1ef1a ch\u1ecdn \u0111\u00fang lo\u1ea1i c\u00e1p s\u1ebd \u0111\u1ea3m b\u1ea3o lu\u1ed3ng d\u1eef li\u1ec7u \u1ed5n \u0111\u1ecbnh v\u00e0 hi\u1ec7u su\u1ea5t t\u1ed1i \u01b0u theo th\u1eddi gian. Vi\u1ec7c x\u00e1c \u0111\u1ecbnh c\u00e1c lo\u1ea1i c\u00e1p kh\u00e1c nhau v\u00e0 c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m ch\u00ednh c\u1ee7a ch\u00fang c\u00f9ng v\u1edbi vi\u1ec7c l\u1eafp \u0111\u1eb7t s\u1ebd gi\u00fap b\u1ea1n t\u1ea1o ra m\u1ed9t m\u1ea1ng l\u01b0\u1edbi hi\u1ec7u qu\u1ea3.<\/p>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi c\u00e1p quang OSP linh ho\u1ea1t v\u00e0 \u0111\u00e1ng tin c\u1eady, Dekam cung c\u1ea5p c\u00e1c gi\u1ea3i ph\u00e1p b\u1ec1n b\u1ec9 v\u00e0 ti\u1ebft ki\u1ec7m chi ph\u00ed ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u c\u1ee7a b\u1ea1n. N\u00e2ng c\u1ea5p m\u1ea1ng c\u1ee7a b\u1ea1n <a href=\"https:\/\/dekam-fiber.com\/vi\/contact-dekam\/\" target=\"_blank\" rel=\"noreferrer noopener\">li\u00ean h\u1ec7 v\u1edbi ch\u00fang t\u00f4i<\/a> ngay h\u00f4m nay \u0111\u1ec3 c\u00f3 \u0111\u01b0\u1ee3c c\u00e1p quang OSP t\u1ed1t nh\u1ea5t v\u00e0 t\u1eadn h\u01b0\u1edfng k\u1ebft n\u1ed1i m\u01b0\u1ee3t m\u00e0!<\/p>","protected":false},"excerpt":{"rendered":"<p>Have you ever faced difficulty with managing and installing outdoor optical fibers? Unlike standard fibers, OSP fiber optic cables are much easier to manage and install. They are built to endure tough conditions without compromising on data transmission reliability. They come in different variants, each type catered towards specific applications [&hellip;]<\/p>","protected":false},"author":1,"featured_media":17745,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_seopress_robots_primary_cat":"none","_seopress_titles_title":"Comprehensive Understanding of What Is OSP Cable","_seopress_titles_desc":"","_seopress_robots_index":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[],"class_list":["post-18822","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"acf":[],"_links":{"self":[{"href":"https:\/\/dekam-fiber.com\/vi\/wp-json\/wp\/v2\/posts\/18822","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dekam-fiber.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/dekam-fiber.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/dekam-fiber.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/dekam-fiber.com\/vi\/wp-json\/wp\/v2\/comments?post=18822"}],"version-history":[{"count":13,"href":"https:\/\/dekam-fiber.com\/vi\/wp-json\/wp\/v2\/posts\/18822\/revisions"}],"predecessor-version":[{"id":19059,"href":"https:\/\/dekam-fiber.com\/vi\/wp-json\/wp\/v2\/posts\/18822\/revisions\/19059"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/dekam-fiber.com\/vi\/wp-json\/wp\/v2\/media\/17745"}],"wp:attachment":[{"href":"https:\/\/dekam-fiber.com\/vi\/wp-json\/wp\/v2\/media?parent=18822"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dekam-fiber.com\/vi\/wp-json\/wp\/v2\/categories?post=18822"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dekam-fiber.com\/vi\/wp-json\/wp\/v2\/tags?post=18822"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}