{"id":17235,"date":"2025-07-02T15:39:56","date_gmt":"2025-07-02T08:39:56","guid":{"rendered":"https:\/\/lctech.vn\/?p=17235"},"modified":"2025-07-02T15:39:56","modified_gmt":"2025-07-02T08:39:56","slug":"dong-ho-do-luu-luong-nuoc-thai","status":"publish","type":"post","link":"https:\/\/lctech.vn\/zh\/dong-ho-do-luu-luong-nuoc-thai\/","title":{"rendered":"\u0110\u1ed3ng H\u1ed3 \u0110o L\u01b0u L\u01b0\u1ee3ng N\u01b0\u1edbc Th\u1ea3i: Gi\u1ea3i Ph\u00e1p T\u1ed1i \u01afu Cho H\u1ec7 Th\u1ed1ng X\u1eed L\u00fd N\u01b0\u1edbc Th\u1ea3i"},"content":{"rendered":"<p dir=\"ltr\" data-pm-slice=\"1 1 []\">\u0110\u1ed3ng h\u1ed3 \u0111o l\u01b0u l\u01b0\u1ee3ng n\u01b0\u1edbc th\u1ea3i l\u00e0 thi\u1ebft b\u1ecb kh\u00f4ng th\u1ec3 thi\u1ebfu trong c\u00e1c h\u1ec7 th\u1ed1ng x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i c\u00f4ng nghi\u1ec7p v\u00e0 \u0111\u00f4 th\u1ecb, gi\u00fap \u0111o ch\u00ednh x\u00e1c l\u01b0u l\u01b0\u1ee3ng t\u1ee9c th\u1eddi v\u00e0 t\u00edch l\u0169y kh\u1ed1i l\u01b0\u1ee3ng ch\u1ea5t l\u1ecfng. V\u1edbi n\u01b0\u1edbc th\u1ea3i ch\u1ee9a c\u1eb7n b\u1ea9n, r\u00e1c v\u00e0 t\u00ednh \u0103n m\u00f2n cao, <strong>\u0111\u1ed3ng h\u1ed3 \u0111i\u1ec7n t\u1eeb<\/strong> v\u00e0 <strong>\u0111\u1ed3ng h\u1ed3 si\u00eau \u00e2m k\u1eb9p ngo\u00e0i<\/strong> l\u00e0 hai gi\u1ea3i ph\u00e1p \u01b0u vi\u1ec7t nh\u1ea5t nh\u1edd thi\u1ebft k\u1ebf kh\u00f4ng c\u00f3 b\u1ed9 ph\u1eadn chuy\u1ec3n \u0111\u1ed9ng, \u0111\u1ed9 ch\u00ednh x\u00e1c cao (\u00b10.2\u20130.5%) v\u00e0 chi ph\u00ed b\u1ea3o tr\u00ec th\u1ea5p. B\u00e0i vi\u1ebft n\u00e0y cung c\u1ea5p th\u00f4ng tin chi ti\u1ebft v\u1ec1 c\u00e1c lo\u1ea1i \u0111\u1ed3ng h\u1ed3 \u0111o l\u01b0u l\u01b0\u1ee3ng n\u01b0\u1edbc th\u1ea3i, ti\u00eau ch\u00ed l\u1ef1a ch\u1ecdn, v\u00e0 gi\u1ea3i ph\u00e1p t\u1ed1i \u01b0u cho t\u1eebng \u1ee9ng d\u1ee5ng, gi\u00fap doanh nghi\u1ec7p v\u00e0 k\u1ef9 s\u01b0 \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh ph\u00f9 h\u1ee3p.<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_76 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">M\u1ee5c l\u1ee5c b\u00e0i vi\u1ebft<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/lctech.vn\/zh\/dong-ho-do-luu-luong-nuoc-thai\/#Dong_Ho_Do_Luu_Luong_Nuoc_Thai_La_Gi\" >\u0110\u1ed3ng H\u1ed3 \u0110o L\u01b0u L\u01b0\u1ee3ng N\u01b0\u1edbc Th\u1ea3i L\u00e0 G\u00ec?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/lctech.vn\/zh\/dong-ho-do-luu-luong-nuoc-thai\/#Vai_Tro_Cua_Dong_Ho_Do_Luu_Luong_Nuoc_Thai\" >Vai Tr\u00f2 C\u1ee7a \u0110\u1ed3ng H\u1ed3 \u0110o L\u01b0u L\u01b0\u1ee3ng N\u01b0\u1edbc Th\u1ea3i<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/lctech.vn\/zh\/dong-ho-do-luu-luong-nuoc-thai\/#Phan_Loai_Dong_Ho_Do_Luu_Luong_Nuoc_Thai\" >Ph\u00e2n Lo\u1ea1i \u0110\u1ed3ng H\u1ed3 \u0110o L\u01b0u L\u01b0\u1ee3ng N\u01b0\u1edbc Th\u1ea3i<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/lctech.vn\/zh\/dong-ho-do-luu-luong-nuoc-thai\/#1_Dong_Ho_Co_Tua_BinBanh_Quay\" >1. \u0110\u1ed3ng H\u1ed3 C\u01a1 (Tua Bin\/B\u00e1nh Quay)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/lctech.vn\/zh\/dong-ho-do-luu-luong-nuoc-thai\/#2_Dong_Ho_Dien_Tu_Magnetic_Flow_Meter\" >2. \u0110\u1ed3ng H\u1ed3 \u0110i\u1ec7n T\u1eeb (Magnetic Flow Meter)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/lctech.vn\/zh\/dong-ho-do-luu-luong-nuoc-thai\/#3_Dong_Ho_Dien_Tu_Dung_Pin\" >3. \u0110\u1ed3ng H\u1ed3 \u0110i\u1ec7n T\u1eeb D\u00f9ng Pin<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/lctech.vn\/zh\/dong-ho-do-luu-luong-nuoc-thai\/#4_Dong_Ho_Sieu_Am_Kep_Ngoai_Ultrasonic_Clamp-On\" >4. \u0110\u1ed3ng H\u1ed3 Si\u00eau \u00c2m K\u1eb9p Ngo\u00e0i (Ultrasonic Clamp-On)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/lctech.vn\/zh\/dong-ho-do-luu-luong-nuoc-thai\/#5_Dong_Ho_Vortex\" >5. \u0110\u1ed3ng H\u1ed3 Vortex<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/lctech.vn\/zh\/dong-ho-do-luu-luong-nuoc-thai\/#6_Dong_Ho_Radar\" >6. \u0110\u1ed3ng H\u1ed3 Radar<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/lctech.vn\/zh\/dong-ho-do-luu-luong-nuoc-thai\/#7_Dong_Ho_Open_Channel_Kenh_Ho\" >7. \u0110\u1ed3ng H\u1ed3 Open Channel (K\u00eanh H\u1edf)<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/lctech.vn\/zh\/dong-ho-do-luu-luong-nuoc-thai\/#Tieu_Chi_Lua_Chon_Dong_Ho_Do_Luu_Luong_Nuoc_Thai\" >Ti\u00eau Ch\u00ed L\u1ef1a Ch\u1ecdn \u0110\u1ed3ng H\u1ed3 \u0110o L\u01b0u L\u01b0\u1ee3ng N\u01b0\u1edbc Th\u1ea3i<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/lctech.vn\/zh\/dong-ho-do-luu-luong-nuoc-thai\/#1_Tinh_Chat_Dong_Chay\" >1. T\u00ednh Ch\u1ea5t D\u00f2ng Ch\u1ea3y<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/lctech.vn\/zh\/dong-ho-do-luu-luong-nuoc-thai\/#2_Kha_Nang_Dan_Dien\" >2. Kh\u1ea3 N\u0103ng D\u1eabn \u0110i\u1ec7n<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/lctech.vn\/zh\/dong-ho-do-luu-luong-nuoc-thai\/#3_Khoang_Do_Va_Kich_Thuoc_Ong\" >3. Kho\u1ea3ng \u0110o V\u00e0 K\u00edch Th\u01b0\u1edbc \u1ed0ng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/lctech.vn\/zh\/dong-ho-do-luu-luong-nuoc-thai\/#4_Do_Chinh_Xac_Va_Chung_Nhan\" >4. \u0110\u1ed9 Ch\u00ednh X\u00e1c V\u00e0 Ch\u1ee9ng Nh\u1eadn<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/lctech.vn\/zh\/dong-ho-do-luu-luong-nuoc-thai\/#5_Chi_Phi_Dau_Tu_Va_Van_Hanh\" >5. Chi Ph\u00ed \u0110\u1ea7u T\u01b0 V\u00e0 V\u1eadn H\u00e0nh<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/lctech.vn\/zh\/dong-ho-do-luu-luong-nuoc-thai\/#6_Yeu_Cau_Nguon_Dien_Va_Truyen_Du_Lieu\" >6. Y\u00eau C\u1ea7u Ngu\u1ed3n \u0110i\u1ec7n V\u00e0 Truy\u1ec1n D\u1eef Li\u1ec7u<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/lctech.vn\/zh\/dong-ho-do-luu-luong-nuoc-thai\/#7_Moi_Truong_Lap_Dat\" >7. M\u00f4i Tr\u01b0\u1eddng L\u1eafp \u0110\u1eb7t<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/lctech.vn\/zh\/dong-ho-do-luu-luong-nuoc-thai\/#8_Bao_Tri_Va_Hieu_Chuan\" >8. B\u1ea3o Tr\u00ec V\u00e0 Hi\u1ec7u Chu\u1ea9n<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/lctech.vn\/zh\/dong-ho-do-luu-luong-nuoc-thai\/#Giai_Phap_Toi_Uu_Cho_Nuoc_Thai\" >Gi\u1ea3i Ph\u00e1p T\u1ed1i \u01afu Cho N\u01b0\u1edbc Th\u1ea3i<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/lctech.vn\/zh\/dong-ho-do-luu-luong-nuoc-thai\/#1_Dong_Ho_Dien_Tu\" >1. \u0110\u1ed3ng H\u1ed3 \u0110i\u1ec7n T\u1eeb<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/lctech.vn\/zh\/dong-ho-do-luu-luong-nuoc-thai\/#2_Dong_Ho_Sieu_Am_Kep_Ngoai\" >2. \u0110\u1ed3ng H\u1ed3 Si\u00eau \u00c2m K\u1eb9p Ngo\u00e0i<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/lctech.vn\/zh\/dong-ho-do-luu-luong-nuoc-thai\/#3_Dong_Ho_Open_Channel_Kenh_Ho\" >3. \u0110\u1ed3ng H\u1ed3 Open Channel (K\u00eanh H\u1edf)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/lctech.vn\/zh\/dong-ho-do-luu-luong-nuoc-thai\/#4_Cac_Giai_Phap_Khac\" >4. C\u00e1c Gi\u1ea3i Ph\u00e1p Kh\u00e1c<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-25\" href=\"https:\/\/lctech.vn\/zh\/dong-ho-do-luu-luong-nuoc-thai\/#Loi_Khuyen_Toi_Uu_Hoa_Lua_Chon_Dong_Ho_Do_Luu_Luong\" >L\u1eddi Khuy\u00ean T\u1ed1i \u01afu H\u00f3a L\u1ef1a Ch\u1ecdn \u0110\u1ed3ng H\u1ed3 \u0110o L\u01b0u L\u01b0\u1ee3ng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-26\" href=\"https:\/\/lctech.vn\/zh\/dong-ho-do-luu-luong-nuoc-thai\/#Nhung_Cau_Hoi_Thuong_Gap_Ve_Dong_Ho_Do_Luu_Luong_Nuoc_Thai\" >Nh\u1eefng C\u00e2u H\u1ecfi Th\u01b0\u1eddng G\u1eb7p V\u1ec1 \u0110\u1ed3ng H\u1ed3 \u0110o L\u01b0u L\u01b0\u1ee3ng N\u01b0\u1edbc Th\u1ea3i<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-27\" href=\"https:\/\/lctech.vn\/zh\/dong-ho-do-luu-luong-nuoc-thai\/#1_Dong_ho_do_luu_luong_nuoc_thai_nao_phu_hop_nhat_cho_nuoc_thai_cong_nghiep\" >1. \u0110\u1ed3ng h\u1ed3 \u0111o l\u01b0u l\u01b0\u1ee3ng n\u01b0\u1edbc th\u1ea3i n\u00e0o ph\u00f9 h\u1ee3p nh\u1ea5t cho n\u01b0\u1edbc th\u1ea3i c\u00f4ng nghi\u1ec7p?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-28\" href=\"https:\/\/lctech.vn\/zh\/dong-ho-do-luu-luong-nuoc-thai\/#2_Chi_phi_lap_dat_dong_ho_do_luu_luong_nuoc_thai_la_bao_nhieu\" >2. Chi ph\u00ed l\u1eafp \u0111\u1eb7t \u0111\u1ed3ng h\u1ed3 \u0111o l\u01b0u l\u01b0\u1ee3ng n\u01b0\u1edbc th\u1ea3i l\u00e0 bao nhi\u00eau?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-29\" href=\"https:\/\/lctech.vn\/zh\/dong-ho-do-luu-luong-nuoc-thai\/#3_Lam_the_nao_de_dam_bao_do_chinh_xac_cua_dong_ho_do_luu_luong\" >3. L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a \u0111\u1ed3ng h\u1ed3 \u0111o l\u01b0u l\u01b0\u1ee3ng?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-30\" href=\"https:\/\/lctech.vn\/zh\/dong-ho-do-luu-luong-nuoc-thai\/#4_Co_can_bao_tri_dong_ho_do_luu_luong_nuoc_thai_thuong_xuyen_khong\" >4. C\u00f3 c\u1ea7n b\u1ea3o tr\u00ec \u0111\u1ed3ng h\u1ed3 \u0111o l\u01b0u l\u01b0\u1ee3ng n\u01b0\u1edbc th\u1ea3i th\u01b0\u1eddng xuy\u00ean kh\u00f4ng?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-31\" href=\"https:\/\/lctech.vn\/zh\/dong-ho-do-luu-luong-nuoc-thai\/#5_Dong_ho_do_luu_luong_nuoc_thai_co_bat_buoc_lap_dat_khong\" >5. \u0110\u1ed3ng h\u1ed3 \u0111o l\u01b0u l\u01b0\u1ee3ng n\u01b0\u1edbc th\u1ea3i c\u00f3 b\u1eaft bu\u1ed9c l\u1eafp \u0111\u1eb7t kh\u00f4ng?<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-32\" href=\"https:\/\/lctech.vn\/zh\/dong-ho-do-luu-luong-nuoc-thai\/#Ket_Luan\" >K\u1ebft Lu\u1eadn<\/a><\/li><\/ul><\/nav><\/div>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Dong_Ho_Do_Luu_Luong_Nuoc_Thai_La_Gi\"><\/span>\u0110\u1ed3ng H\u1ed3 \u0110o L\u01b0u L\u01b0\u1ee3ng N\u01b0\u1edbc Th\u1ea3i L\u00e0 G\u00ec?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">\u0110\u1ed3ng h\u1ed3 \u0111o l\u01b0u l\u01b0\u1ee3ng n\u01b0\u1edbc th\u1ea3i l\u00e0 thi\u1ebft b\u1ecb chuy\u00ean d\u1ee5ng d\u00f9ng \u0111\u1ec3 \u0111o <strong>l\u01b0u l\u01b0\u1ee3ng t\u1ee9c th\u1eddi<\/strong> (m\u00b3\/h, l\/s) v\u00e0 <strong>kh\u1ed1i l\u01b0\u1ee3ng t\u00edch l\u0169y<\/strong> (m\u00b3, l\u00edt) c\u1ee7a n\u01b0\u1edbc th\u1ea3i ch\u1ea3y qua h\u1ec7 th\u1ed1ng \u1ed1ng d\u1eabn ho\u1eb7c k\u00eanh h\u1edf. Thi\u1ebft b\u1ecb n\u00e0y \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong:<\/p>\n<ul class=\"tight\" dir=\"ltr\" data-tight=\"true\">\n<li>\n<p dir=\"ltr\"><strong>T\u1ed1i \u01b0u h\u00f3a v\u1eadn h\u00e0nh<\/strong>: Gi\u00fap gi\u00e1m s\u00e1t v\u00e0 \u0111i\u1ec1u ch\u1ec9nh quy tr\u00ecnh x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i, \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t h\u1ec7 th\u1ed1ng.<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>Tu\u00e2n th\u1ee7 quy \u0111\u1ecbnh m\u00f4i tr\u01b0\u1eddng<\/strong>: \u0110o ch\u00ednh x\u00e1c l\u01b0u l\u01b0\u1ee3ng \u0111\u1ec3 \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n x\u1ea3 th\u1ea3i theo <strong>Ngh\u1ecb \u0111\u1ecbnh 08\/2022\/N\u0110-CP<\/strong> v\u00e0 <strong>Th\u00f4ng t\u01b0 02\/2022\/TT-BTNMT<\/strong> c\u1ee7a Vi\u1ec7t Nam.<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>Ki\u1ec3m so\u00e1t chi ph\u00ed<\/strong>: H\u1ed7 tr\u1ee3 t\u00ednh to\u00e1n chi ph\u00ed v\u1eadn h\u00e0nh, h\u00f3a ch\u1ea5t x\u1eed l\u00fd v\u00e0 n\u0103ng l\u01b0\u1ee3ng ti\u00eau th\u1ee5.<\/p>\n<\/li>\n<\/ul>\n<p dir=\"ltr\">T\u1ea1i Vi\u1ec7t Nam, \u0111\u1ed3ng h\u1ed3 \u0111o l\u01b0u l\u01b0\u1ee3ng n\u01b0\u1edbc th\u1ea3i \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c nh\u00e0 m\u00e1y x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i c\u00f4ng nghi\u1ec7p (d\u1ec7t nhu\u1ed9m, th\u1ef1c ph\u1ea9m, h\u00f3a ch\u1ea5t), khu \u0111\u00f4 th\u1ecb, v\u00e0 c\u00e1c tr\u1ea1m x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i sinh ho\u1ea1t t\u1ea1i H\u00e0 N\u1ed9i, TP.HCM, \u0110\u00e0 N\u1eb5ng, v\u00e0 c\u00e1c khu c\u00f4ng nghi\u1ec7p l\u1edbn nh\u01b0 VSIP, Amata.<\/p>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Vai_Tro_Cua_Dong_Ho_Do_Luu_Luong_Nuoc_Thai\"><\/span>Vai Tr\u00f2 C\u1ee7a \u0110\u1ed3ng H\u1ed3 \u0110o L\u01b0u L\u01b0\u1ee3ng N\u01b0\u1edbc Th\u1ea3i<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">\u0110\u1ed3ng h\u1ed3 \u0111o l\u01b0u l\u01b0\u1ee3ng n\u01b0\u1edbc th\u1ea3i mang l\u1ea1i nhi\u1ec1u l\u1ee3i \u00edch thi\u1ebft th\u1ef1c:<\/p>\n<ol class=\"tight\" dir=\"ltr\" data-tight=\"true\">\n<li>\n<p dir=\"ltr\"><strong>\u0110\u1ea3m b\u1ea3o tu\u00e2n th\u1ee7 ph\u00e1p lu\u1eadt<\/strong>: C\u00e1c c\u01a1 s\u1edf x\u1ea3 th\u1ea3i l\u1edbn ph\u1ea3i l\u1eafp \u0111\u1eb7t \u0111\u1ed3ng h\u1ed3 \u0111o l\u01b0u l\u01b0\u1ee3ng theo quy \u0111\u1ecbnh t\u1ea1i <strong>Lu\u1eadt B\u1ea3o v\u1ec7 M\u00f4i tr\u01b0\u1eddng 2020<\/strong>, nh\u1eb1m gi\u00e1m s\u00e1t l\u01b0\u1ee3ng n\u01b0\u1edbc th\u1ea3i tr\u01b0\u1edbc khi x\u1ea3 ra m\u00f4i tr\u01b0\u1eddng.<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>T\u1ed1i \u01b0u h\u00f3a quy tr\u00ecnh x\u1eed l\u00fd<\/strong>: D\u1eef li\u1ec7u l\u01b0u l\u01b0\u1ee3ng gi\u00fap \u0111i\u1ec1u ch\u1ec9nh li\u1ec1u l\u01b0\u1ee3ng h\u00f3a ch\u1ea5t, v\u1eadn h\u00e0nh b\u01a1m, v\u00e0 qu\u1ea3n l\u00fd h\u1ec7 th\u1ed1ng l\u1ecdc, gi\u1ea3m thi\u1ec3u l\u00e3ng ph\u00ed.<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>Gi\u1ea3m chi ph\u00ed v\u1eadn h\u00e0nh<\/strong>: \u0110o ch\u00ednh x\u00e1c l\u01b0u l\u01b0\u1ee3ng gi\u00fap t\u1ed1i \u01b0u h\u00f3a n\u0103ng l\u01b0\u1ee3ng v\u00e0 h\u00f3a ch\u1ea5t, ti\u1ebft ki\u1ec7m h\u00e0ng ch\u1ee5c tri\u1ec7u \u0111\u1ed3ng m\u1ed7i n\u0103m cho c\u00e1c nh\u00e0 m\u00e1y l\u1edbn.<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>B\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng<\/strong>: Ki\u1ec3m so\u00e1t l\u01b0u l\u01b0\u1ee3ng n\u01b0\u1edbc th\u1ea3i gi\u00fap gi\u1ea3m nguy c\u01a1 x\u1ea3 th\u1ea3i v\u01b0\u1ee3t m\u1ee9c cho ph\u00e9p, b\u1ea3o v\u1ec7 ngu\u1ed3n n\u01b0\u1edbc s\u00f4ng, h\u1ed3.<\/p>\n<\/li>\n<\/ol>\n<p dir=\"ltr\">V\u00ed d\u1ee5: T\u1ea1i nh\u00e0 m\u00e1y x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i <strong>KCN Nam \u0110\u00ecnh V\u0169 (H\u1ea3i Ph\u00f2ng)<\/strong>, vi\u1ec7c s\u1eed d\u1ee5ng \u0111\u1ed3ng h\u1ed3 \u0111i\u1ec7n t\u1eeb \u0111\u00e3 gi\u00fap gi\u1ea3m <strong>20% chi ph\u00ed h\u00f3a ch\u1ea5t<\/strong> v\u00e0 t\u0103ng \u0111\u1ed9 ch\u00ednh x\u00e1c gi\u00e1m s\u00e1t l\u01b0u l\u01b0\u1ee3ng l\u00ean <strong>\u00b10.3%<\/strong>, theo b\u00e1o c\u00e1o c\u1ee7a <strong>T\u1ea1p ch\u00ed M\u00f4i tr\u01b0\u1eddng (2024)<\/strong>.<\/p>\n<p dir=\"ltr\">Xem th\u00eam: <a href=\"https:\/\/doctorhouses.com\/san-pham\/may-ion-kiem-cong-nghiep-cong-suat-1000l-h\">M\u00e1y l\u1ecdc n\u01b0\u1edbc ion ki\u1ec1m c\u00f4ng nghi\u1ec7p<\/a><\/p>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Phan_Loai_Dong_Ho_Do_Luu_Luong_Nuoc_Thai\"><\/span>Ph\u00e2n Lo\u1ea1i \u0110\u1ed3ng H\u1ed3 \u0110o L\u01b0u L\u01b0\u1ee3ng N\u01b0\u1edbc Th\u1ea3i<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">C\u00f3 nhi\u1ec1u lo\u1ea1i \u0111\u1ed3ng h\u1ed3 \u0111o l\u01b0u l\u01b0\u1ee3ng n\u01b0\u1edbc th\u1ea3i, m\u1ed7i lo\u1ea1i ho\u1ea1t \u0111\u1ed9ng theo nguy\u00ean l\u00fd kh\u00e1c nhau, ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c \u0111i\u1ec1u ki\u1ec7n c\u1ee5 th\u1ec3. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1c lo\u1ea1i ph\u1ed5 bi\u1ebfn nh\u1ea5t:<\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"1_Dong_Ho_Co_Tua_BinBanh_Quay\"><\/span>1. \u0110\u1ed3ng H\u1ed3 C\u01a1 (Tua Bin\/B\u00e1nh Quay)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul class=\"tight\" dir=\"ltr\" data-tight=\"true\">\n<li>\n<p dir=\"ltr\"><strong>Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng<\/strong>: D\u00f2ng ch\u1ea3y \u0111\u1ea9y c\u00e1nh qu\u1ea1t ho\u1eb7c b\u00e1nh quay, t\u1ed1c \u0111\u1ed9 quay t\u1ef7 l\u1ec7 thu\u1eadn v\u1edbi l\u01b0u l\u01b0\u1ee3ng.<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>\u01afu \u0111i\u1ec3m<\/strong>:<\/p>\n<ul class=\"tight\" dir=\"ltr\" data-tight=\"true\">\n<li>\n<p dir=\"ltr\">Chi ph\u00ed \u0111\u1ea7u t\u01b0 th\u1ea5p (2\u20135 tri\u1ec7u \u0111\u1ed3ng\/\u0111\u1ed3ng h\u1ed3).<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\">C\u1ea5u t\u1ea1o \u0111\u01a1n gi\u1ea3n, d\u1ec5 b\u1ea3o tr\u00ec.<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\">Ph\u00f9 h\u1ee3p cho n\u01b0\u1edbc th\u1ea3i sinh ho\u1ea1t c\u00f3 \u00edt c\u1eb7n.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m<\/strong>:<\/p>\n<ul class=\"tight\" dir=\"ltr\" data-tight=\"true\">\n<li>\n<p dir=\"ltr\">D\u1ec5 t\u1eafc ngh\u1ebdn khi n\u01b0\u1edbc th\u1ea3i ch\u1ee9a r\u00e1c, c\u1eb7n l\u1edbn.<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\">\u0110\u1ed9 ch\u00ednh x\u00e1c th\u1ea5p (\u00b11\u20132%), kh\u00f4ng \u0111o \u0111\u01b0\u1ee3c d\u00f2ng ch\u1ea3y ng\u01b0\u1ee3c.<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\">Y\u00eau c\u1ea7u b\u1ea3o tr\u00ec th\u01b0\u1eddng xuy\u00ean (l\u00e0m s\u1ea1ch bu\u1ed3ng \u0111o).<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>\u1ee8ng d\u1ee5ng<\/strong>: H\u1ec7 th\u1ed1ng n\u01b0\u1edbc th\u1ea3i sinh ho\u1ea1t nh\u1ecf, \u1ed1ng DN50\u2013DN150.<\/p>\n<\/li>\n<\/ul>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"2_Dong_Ho_Dien_Tu_Magnetic_Flow_Meter\"><\/span>2. \u0110\u1ed3ng H\u1ed3 \u0110i\u1ec7n T\u1eeb (Magnetic Flow Meter)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul class=\"tight\" dir=\"ltr\" data-tight=\"true\">\n<li>\n<p dir=\"ltr\"><strong>Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng<\/strong>: D\u1ef1a tr\u00ean <strong>\u0111\u1ecbnh lu\u1eadt Faraday<\/strong>, ch\u1ea5t l\u1ecfng d\u1eabn \u0111i\u1ec7n \u0111i qua tr\u01b0\u1eddng t\u1eeb sinh ra \u0111i\u1ec7n \u00e1p t\u1ef7 l\u1ec7 v\u1edbi v\u1eadn t\u1ed1c d\u00f2ng ch\u1ea3y.<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>\u01afu \u0111i\u1ec3m<\/strong>:<\/p>\n<ul class=\"tight\" dir=\"ltr\" data-tight=\"true\">\n<li>\n<p dir=\"ltr\">\u0110\u1ed9 ch\u00ednh x\u00e1c cao (\u00b10.2\u20130.5%).<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\">Kh\u00f4ng c\u00f3 b\u1ed9 ph\u1eadn chuy\u1ec3n \u0111\u1ed9ng, gi\u1ea3m nguy c\u01a1 t\u1eafc ngh\u1ebdn.<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\">\u0110o \u0111\u01b0\u1ee3c c\u1ea3 hai chi\u1ec1u l\u01b0u l\u01b0\u1ee3ng (thu\u1eadn v\u00e0 ng\u01b0\u1ee3c).<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\">Ph\u00f9 h\u1ee3p v\u1edbi n\u01b0\u1edbc th\u1ea3i c\u00f3 c\u1eb7n, h\u00f3a ch\u1ea5t \u0103n m\u00f2n.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m<\/strong>:<\/p>\n<ul class=\"tight\" dir=\"ltr\" data-tight=\"true\">\n<li>\n<p dir=\"ltr\">Ch\u1ec9 \u0111o \u0111\u01b0\u1ee3c ch\u1ea5t l\u1ecfng d\u1eabn \u0111i\u1ec7n (&gt;5 \u00b5S\/cm).<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\">Chi ph\u00ed \u0111\u1ea7u t\u01b0 cao (15\u201350 tri\u1ec7u \u0111\u1ed3ng, t\u00f9y k\u00edch th\u01b0\u1edbc).<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>\u1ee8ng d\u1ee5ng<\/strong>: N\u01b0\u1edbc th\u1ea3i c\u00f4ng nghi\u1ec7p (d\u1ec7t nhu\u1ed9m, h\u00f3a ch\u1ea5t), n\u01b0\u1edbc th\u1ea3i sinh ho\u1ea1t, \u1ed1ng DN25\u2013DN2000.<\/p>\n<\/li>\n<\/ul>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"3_Dong_Ho_Dien_Tu_Dung_Pin\"><\/span>3. \u0110\u1ed3ng H\u1ed3 \u0110i\u1ec7n T\u1eeb D\u00f9ng Pin<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul class=\"tight\" dir=\"ltr\" data-tight=\"true\">\n<li>\n<p dir=\"ltr\"><strong>Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng<\/strong>: T\u01b0\u01a1ng t\u1ef1 \u0111\u1ed3ng h\u1ed3 \u0111i\u1ec7n t\u1eeb, nh\u01b0ng s\u1eed d\u1ee5ng pin \u0111\u1ec3 ho\u1ea1t \u0111\u1ed9ng \u1edf khu v\u1ef1c kh\u00f4ng c\u00f3 ngu\u1ed3n \u0111i\u1ec7n.<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>\u01afu \u0111i\u1ec3m<\/strong>:<\/p>\n<ul class=\"tight\" dir=\"ltr\" data-tight=\"true\">\n<li>\n<p dir=\"ltr\">Linh ho\u1ea1t, kh\u00f4ng c\u1ea7n l\u1eafp \u0111\u01b0\u1eddng d\u00e2y \u0111i\u1ec7n.<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\">\u0110\u1ed9 ch\u00ednh x\u00e1c t\u01b0\u01a1ng \u0111\u01b0\u01a1ng \u0111\u1ed3ng h\u1ed3 \u0111i\u1ec7n t\u1eeb (\u00b10.5%).<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\">D\u1ec5 l\u1eafp \u0111\u1eb7t \u1edf v\u1ecb tr\u00ed xa.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m<\/strong>:<\/p>\n<ul class=\"tight\" dir=\"ltr\" data-tight=\"true\">\n<li>\n<p dir=\"ltr\">V\u1eabn y\u00eau c\u1ea7u ch\u1ea5t l\u1ecfng d\u1eabn \u0111i\u1ec7n.<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\">Pin c\u1ea7n thay \u0111\u1ecbnh k\u1ef3 (3\u20135 n\u0103m\/l\u1ea7n).<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>\u1ee8ng d\u1ee5ng<\/strong>: Tr\u1ea1m x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i n\u00f4ng th\u00f4n, khu v\u1ef1c thi\u1ebfu \u0111i\u1ec7n, \u1ed1ng DN50\u2013DN600.<\/p>\n<\/li>\n<\/ul>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"4_Dong_Ho_Sieu_Am_Kep_Ngoai_Ultrasonic_Clamp-On\"><\/span>4. \u0110\u1ed3ng H\u1ed3 Si\u00eau \u00c2m K\u1eb9p Ngo\u00e0i (Ultrasonic Clamp-On)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul class=\"tight\" dir=\"ltr\" data-tight=\"true\">\n<li>\n<p dir=\"ltr\"><strong>Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng<\/strong>: Ph\u00e1t v\u00e0 nh\u1eadn s\u00f3ng si\u00eau \u00e2m xuy\u00ean qua th\u00e0nh \u1ed1ng, th\u1eddi gian truy\u1ec1n s\u00f3ng t\u1ef7 l\u1ec7 ngh\u1ecbch v\u1edbi v\u1eadn t\u1ed1c d\u00f2ng ch\u1ea3y.<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>\u01afu \u0111i\u1ec3m<\/strong>:<\/p>\n<ul class=\"tight\" dir=\"ltr\" data-tight=\"true\">\n<li>\n<p dir=\"ltr\">L\u1eafp \u0111\u1eb7t ngo\u00e0i \u1ed1ng, kh\u00f4ng c\u1ea7n c\u1eaft \u1ed1ng, kh\u00f4ng gi\u00e1n \u0111o\u1ea1n s\u1ea3n xu\u1ea5t.<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\">Ph\u00f9 h\u1ee3p cho \u1ed1ng l\u1edbn (DN50\u2013DN6000) v\u00e0 n\u01b0\u1edbc th\u1ea3i \u0103n m\u00f2n, nhi\u1ec7t \u0111\u1ed9 cao.<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\">Kh\u00f4ng ti\u1ebfp x\u00fac tr\u1ef1c ti\u1ebfp v\u1edbi ch\u1ea5t l\u1ecfng, gi\u1ea3m b\u1ea3o tr\u00ec.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m<\/strong>:<\/p>\n<ul class=\"tight\" dir=\"ltr\" data-tight=\"true\">\n<li>\n<p dir=\"ltr\">\u0110\u1ed9 ch\u00ednh x\u00e1c ch\u1ecbu \u1ea3nh h\u01b0\u1edfng b\u1edfi b\u1ecdt kh\u00ed, \u0111\u1ed9 nh\u1edbt (\u00b11\u20132%).<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\">Y\u00eau c\u1ea7u hi\u1ec7u chu\u1ea9n v\u00e0 v\u1ecb tr\u00ed l\u1eafp ch\u00ednh x\u00e1c (\u0111o\u1ea1n \u1ed1ng th\u1eb3ng 10D\u201320D).<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>\u1ee8ng d\u1ee5ng<\/strong>: \u1ed0ng d\u1eabn n\u01b0\u1edbc th\u1ea3i l\u1edbn, h\u1ec7 th\u1ed1ng kh\u00f4ng th\u1ec3 d\u1eebng \u0111\u1ec3 l\u1eafp \u0111\u1eb7t, m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t.<\/p>\n<\/li>\n<\/ul>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"5_Dong_Ho_Vortex\"><\/span>5. \u0110\u1ed3ng H\u1ed3 Vortex<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul class=\"tight\" dir=\"ltr\" data-tight=\"true\">\n<li>\n<p dir=\"ltr\"><strong>Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng<\/strong>: D\u00f2ng ch\u1ea3y t\u1ea1o xo\u00e1y quanh v\u1eadt c\u1ea3n, t\u1ea7n s\u1ed1 xo\u00e1y t\u1ef7 l\u1ec7 v\u1edbi l\u01b0u l\u01b0\u1ee3ng.<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>\u01afu \u0111i\u1ec3m<\/strong>:<\/p>\n<ul class=\"tight\" dir=\"ltr\" data-tight=\"true\">\n<li>\n<p dir=\"ltr\">\u0110\u1ed9 ch\u00ednh x\u00e1c cao (\u00b10.5\u20131%).<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\">Kh\u00f4ng c\u00f3 b\u1ed9 ph\u1eadn chuy\u1ec3n \u0111\u1ed9ng, \u00edt b\u1ea3o tr\u00ec.<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\">\u1ed4n \u0111\u1ecbnh trong m\u00f4i tr\u01b0\u1eddng c\u00f3 c\u1eb7n nh\u1eb9.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m<\/strong>:<\/p>\n<ul class=\"tight\" dir=\"ltr\" data-tight=\"true\">\n<li>\n<p dir=\"ltr\">Chi ph\u00ed cao h\u01a1n \u0111\u1ed3ng h\u1ed3 \u0111i\u1ec7n t\u1eeb (20\u201360 tri\u1ec7u \u0111\u1ed3ng).<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\">Nh\u1ea1y c\u1ea3m v\u1edbi rung \u0111\u1ed9ng \u0111\u01b0\u1eddng \u1ed1ng.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>\u1ee8ng d\u1ee5ng<\/strong>: N\u01b0\u1edbc th\u1ea3i c\u00f4ng nghi\u1ec7p \u00edt c\u1eb7n, \u1ed1ng DN25\u2013DN300.<\/p>\n<\/li>\n<\/ul>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"6_Dong_Ho_Radar\"><\/span>6. \u0110\u1ed3ng H\u1ed3 Radar<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul class=\"tight\" dir=\"ltr\" data-tight=\"true\">\n<li>\n<p dir=\"ltr\"><strong>Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng<\/strong>: Ph\u00e1t s\u00f3ng radar, \u0111o \u0111\u1ed9 d\u1ecbch chuy\u1ec3n Doppler t\u1eeb m\u1eb7t ch\u1ea5t l\u1ecfng trong \u1ed1ng ho\u1eb7c k\u00eanh h\u1edf.<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>\u01afu \u0111i\u1ec3m<\/strong>:<\/p>\n<ul class=\"tight\" dir=\"ltr\" data-tight=\"true\">\n<li>\n<p dir=\"ltr\">\u0110o t\u1eeb xa, ph\u00f9 h\u1ee3p v\u1edbi m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t (h\u00f3a ch\u1ea5t, nhi\u1ec7t \u0111\u1ed9 cao).<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\">Kh\u00f4ng ti\u1ebfp x\u00fac tr\u1ef1c ti\u1ebfp v\u1edbi ch\u1ea5t l\u1ecfng.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m<\/strong>:<\/p>\n<ul class=\"tight\" dir=\"ltr\" data-tight=\"true\">\n<li>\n<p dir=\"ltr\">Chi ph\u00ed \u0111\u1ea7u t\u01b0 r\u1ea5t cao (50\u2013150 tri\u1ec7u \u0111\u1ed3ng).<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\">Hi\u1ec7u su\u1ea5t gi\u1ea3m khi c\u00f3 b\u1ee5i, h\u01a1i n\u01b0\u1edbc ho\u1eb7c b\u1ecdt.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>\u1ee8ng d\u1ee5ng<\/strong>: N\u01b0\u1edbc th\u1ea3i h\u00f3a ch\u1ea5t \u0111\u1ed9c h\u1ea1i, m\u00f4i tr\u01b0\u1eddng nguy hi\u1ec3m, \u1ed1ng DN50\u2013DN1000.<\/p>\n<\/li>\n<\/ul>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"7_Dong_Ho_Open_Channel_Kenh_Ho\"><\/span>7. \u0110\u1ed3ng H\u1ed3 Open Channel (K\u00eanh H\u1edf)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul class=\"tight\" dir=\"ltr\" data-tight=\"true\">\n<li>\n<p dir=\"ltr\"><strong>Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng<\/strong>: \u0110o l\u01b0u l\u01b0\u1ee3ng qua m\u00e1ng chu\u1ea9n (weir, flume) ho\u1eb7c s\u1eed d\u1ee5ng c\u1ea3m bi\u1ebfn si\u00eau \u00e2m\/m\u1ef1c n\u01b0\u1edbc.<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>\u01afu \u0111i\u1ec3m<\/strong>:<\/p>\n<ul class=\"tight\" dir=\"ltr\" data-tight=\"true\">\n<li>\n<p dir=\"ltr\">Ph\u00f9 h\u1ee3p cho k\u00eanh h\u1edf trong tr\u1ea1m x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i.<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\">Kh\u00f4ng can thi\u1ec7p tr\u1ef1c ti\u1ebfp v\u00e0o d\u00f2ng ch\u1ea3y.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m<\/strong>:<\/p>\n<ul class=\"tight\" dir=\"ltr\" data-tight=\"true\">\n<li>\n<p dir=\"ltr\">Y\u00eau c\u1ea7u x\u00e2y d\u1ef1ng m\u00e1ng chu\u1ea9n, t\u0103ng chi ph\u00ed l\u1eafp \u0111\u1eb7t.<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\">C\u1ea7n lu\u1ed3ng ch\u1ea3y \u1ed5n \u0111\u1ecbnh \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 ch\u00ednh x\u00e1c.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>\u1ee8ng d\u1ee5ng<\/strong>: Tr\u1ea1m x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i \u0111\u00f4 th\u1ecb, k\u00eanh h\u1edf, h\u1ec7 th\u1ed1ng m\u01b0\u01a1ng d\u1eabn.<\/p>\n<\/li>\n<\/ul>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Tieu_Chi_Lua_Chon_Dong_Ho_Do_Luu_Luong_Nuoc_Thai\"><\/span>Ti\u00eau Ch\u00ed L\u1ef1a Ch\u1ecdn \u0110\u1ed3ng H\u1ed3 \u0110o L\u01b0u L\u01b0\u1ee3ng N\u01b0\u1edbc Th\u1ea3i<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">\u0110\u1ec3 ch\u1ecdn \u0111\u1ed3ng h\u1ed3 \u0111o l\u01b0u l\u01b0\u1ee3ng ph\u00f9 h\u1ee3p, c\u1ea7n xem x\u00e9t c\u00e1c y\u1ebfu t\u1ed1 sau:<\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"1_Tinh_Chat_Dong_Chay\"><\/span>1. T\u00ednh Ch\u1ea5t D\u00f2ng Ch\u1ea3y<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul class=\"tight\" dir=\"ltr\" data-tight=\"true\">\n<li>\n<p dir=\"ltr\"><strong>N\u01b0\u1edbc th\u1ea3i sinh ho\u1ea1t<\/strong>: Th\u01b0\u1eddng ch\u1ee9a \u00edt c\u1eb7n, r\u00e1c nh\u1ecf, ph\u00f9 h\u1ee3p v\u1edbi \u0111\u1ed3ng h\u1ed3 \u0111i\u1ec7n t\u1eeb ho\u1eb7c c\u01a1 (n\u1ebfu ng\u00e2n s\u00e1ch h\u1ea1n ch\u1ebf).<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>N\u01b0\u1edbc th\u1ea3i c\u00f4ng nghi\u1ec7p<\/strong>: C\u00f3 c\u1eb7n l\u1edbn, h\u00f3a ch\u1ea5t \u0103n m\u00f2n, b\u1ecdt kh\u00ed. N\u00ean ch\u1ecdn \u0111\u1ed3ng h\u1ed3 \u0111i\u1ec7n t\u1eeb (v\u1edbi l\u1edbp l\u00f3t PTFE\/Inox, \u0111i\u1ec7n c\u1ef1c Titanium\/Hastelloy) ho\u1eb7c si\u00eau \u00e2m k\u1eb9p ngo\u00e0i.<\/p>\n<\/li>\n<\/ul>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"2_Kha_Nang_Dan_Dien\"><\/span>2. Kh\u1ea3 N\u0103ng D\u1eabn \u0110i\u1ec7n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul class=\"tight\" dir=\"ltr\" data-tight=\"true\">\n<li>\n<p dir=\"ltr\"><strong>D\u1eabn \u0111i\u1ec7n t\u1ed1t (&gt;5 \u00b5S\/cm)<\/strong>: \u0110\u1ed3ng h\u1ed3 \u0111i\u1ec7n t\u1eeb l\u00e0 l\u1ef1a ch\u1ecdn t\u1ed1i \u01b0u, ph\u00f9 h\u1ee3p v\u1edbi n\u01b0\u1edbc th\u1ea3i sinh ho\u1ea1t v\u00e0 c\u00f4ng nghi\u1ec7p th\u00f4ng th\u01b0\u1eddng.<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>Kh\u00f4ng d\u1eabn \u0111i\u1ec7n ho\u1eb7c bi\u1ebfn \u0111\u1ed9ng m\u1ea1nh<\/strong>: Ch\u1ecdn si\u00eau \u00e2m k\u1eb9p ngo\u00e0i ho\u1eb7c radar \u0111\u1ec3 \u0111o hi\u1ec7u qu\u1ea3.<\/p>\n<\/li>\n<\/ul>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"3_Khoang_Do_Va_Kich_Thuoc_Ong\"><\/span>3. Kho\u1ea3ng \u0110o V\u00e0 K\u00edch Th\u01b0\u1edbc \u1ed0ng<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul class=\"tight\" dir=\"ltr\" data-tight=\"true\">\n<li>\n<p dir=\"ltr\"><strong>Kho\u1ea3ng \u0111o (Qmin\u2013Qmax)<\/strong>: \u0110\u1ea3m b\u1ea3o \u0111\u1ed3ng h\u1ed3 bao qu\u00e1t to\u00e0n b\u1ed9 d\u1ea3i l\u01b0u l\u01b0\u1ee3ng c\u1ee7a h\u1ec7 th\u1ed1ng (v\u00ed d\u1ee5: 0,5\u2013500 m\u00b3\/h).<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>\u1ed0ng l\u1edbn (DN&gt;300)<\/strong>: \u01afu ti\u00ean si\u00eau \u00e2m k\u1eb9p ngo\u00e0i ho\u1eb7c open channel \u0111\u1ec3 gi\u1ea3m chi ph\u00ed l\u1eafp \u0111\u1eb7t v\u00e0 b\u1ea3o tr\u00ec.<\/p>\n<\/li>\n<\/ul>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"4_Do_Chinh_Xac_Va_Chung_Nhan\"><\/span>4. \u0110\u1ed9 Ch\u00ednh X\u00e1c V\u00e0 Ch\u1ee9ng Nh\u1eadn<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul class=\"tight\" dir=\"ltr\" data-tight=\"true\">\n<li>\n<p dir=\"ltr\"><strong>\u0110\u1ed9 ch\u00ednh x\u00e1c<\/strong>: N\u00ean ch\u1ecdn \u0111\u1ed3ng h\u1ed3 c\u00f3 \u0111\u1ed9 ch\u00ednh x\u00e1c <strong>\u00b10.5%<\/strong> ho\u1eb7c cao h\u01a1n (\u0111\u1ed3ng h\u1ed3 \u0111i\u1ec7n t\u1eeb, vortex). C\u00e1c \u1ee9ng d\u1ee5ng y\u00eau c\u1ea7u th\u1ea5p h\u01a1n c\u00f3 th\u1ec3 d\u00f9ng c\u01a1 (\u00b12%).<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>Ch\u1ee9ng nh\u1eadn<\/strong>: \u0110\u1ea3m b\u1ea3o \u0111\u1ed3ng h\u1ed3 \u0111\u1ea1t ti\u00eau chu\u1ea9n <strong>ISO 4064<\/strong>, <strong>ISO 11631<\/strong>, ho\u1eb7c <strong>TCVN 5747<\/strong> \u0111\u1ec3 \u0111\u00e1p \u1ee9ng quy \u0111\u1ecbnh ki\u1ec3m \u0111\u1ecbnh t\u1ea1i Vi\u1ec7t Nam.<\/p>\n<\/li>\n<\/ul>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"5_Chi_Phi_Dau_Tu_Va_Van_Hanh\"><\/span>5. Chi Ph\u00ed \u0110\u1ea7u T\u01b0 V\u00e0 V\u1eadn H\u00e0nh<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul class=\"tight\" dir=\"ltr\" data-tight=\"true\">\n<li>\n<p dir=\"ltr\"><strong>\u0110\u1ed3ng h\u1ed3 c\u01a1<\/strong>: R\u1ebb nh\u1ea5t (2\u20135 tri\u1ec7u \u0111\u1ed3ng), nh\u01b0ng chi ph\u00ed b\u1ea3o tr\u00ec cao do t\u1eafc ngh\u1ebdn.<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>\u0110\u1ed3ng h\u1ed3 \u0111i\u1ec7n t\u1eeb\/vortex<\/strong>: Chi ph\u00ed ban \u0111\u1ea7u cao (15\u201360 tri\u1ec7u \u0111\u1ed3ng), nh\u01b0ng ti\u1ebft ki\u1ec7m b\u1ea3o tr\u00ec l\u00e2u d\u00e0i.<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>\u0110\u1ed3ng h\u1ed3 radar<\/strong>: \u0110\u1eaft nh\u1ea5t (50\u2013150 tri\u1ec7u \u0111\u1ed3ng), ch\u1ec9 ph\u00f9 h\u1ee3p cho \u1ee9ng d\u1ee5ng \u0111\u1eb7c bi\u1ec7t.<\/p>\n<\/li>\n<\/ul>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"6_Yeu_Cau_Nguon_Dien_Va_Truyen_Du_Lieu\"><\/span>6. Y\u00eau C\u1ea7u Ngu\u1ed3n \u0110i\u1ec7n V\u00e0 Truy\u1ec1n D\u1eef Li\u1ec7u<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul class=\"tight\" dir=\"ltr\" data-tight=\"true\">\n<li>\n<p dir=\"ltr\"><strong>Ngu\u1ed3n \u0111i\u1ec7n<\/strong>: \u0110\u1ed3ng h\u1ed3 \u0111i\u1ec7n t\u1eeb v\u00e0 vortex c\u1ea7n ngu\u1ed3n AC\/DC. \u0110\u1ed3ng h\u1ed3 \u0111i\u1ec7n t\u1eeb d\u00f9ng pin ho\u1eb7c si\u00eau \u00e2m k\u1eb9p ngo\u00e0i ph\u00f9 h\u1ee3p cho khu v\u1ef1c thi\u1ebfu \u0111i\u1ec7n.<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>Truy\u1ec1n d\u1eef li\u1ec7u<\/strong>: Ch\u1ecdn \u0111\u1ed3ng h\u1ed3 h\u1ed7 tr\u1ee3 t\u00edn hi\u1ec7u <strong>4\u201320 mA<\/strong>, <strong>Modbus<\/strong>, ho\u1eb7c <strong>HART<\/strong> \u0111\u1ec3 t\u00edch h\u1ee3p v\u1edbi h\u1ec7 th\u1ed1ng SCADA.<\/p>\n<\/li>\n<\/ul>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"7_Moi_Truong_Lap_Dat\"><\/span>7. M\u00f4i Tr\u01b0\u1eddng L\u1eafp \u0110\u1eb7t<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul class=\"tight\" dir=\"ltr\" data-tight=\"true\">\n<li>\n<p dir=\"ltr\"><strong>Nhi\u1ec7t \u0111\u1ed9 v\u00e0 \u00e1p su\u1ea5t<\/strong>: \u0110\u1ed3ng h\u1ed3 si\u00eau \u00e2m k\u1eb9p ngo\u00e0i ch\u1ecbu \u0111\u01b0\u1ee3c nhi\u1ec7t \u0111\u1ed9 cao (l\u00ean \u0111\u1ebfn 150\u00b0C) v\u00e0 \u00e1p su\u1ea5t l\u1edbn.<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>Ch\u1ed1ng \u0103n m\u00f2n<\/strong>: L\u1edbp l\u00f3t PTFE\/Inox v\u00e0 \u0111i\u1ec7n c\u1ef1c Titanium\/Hastelloy l\u00e0 l\u1ef1a ch\u1ecdn l\u00fd t\u01b0\u1edfng cho n\u01b0\u1edbc th\u1ea3i h\u00f3a ch\u1ea5t.<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>\u0110o\u1ea1n \u1ed1ng th\u1eb3ng<\/strong>: \u0110\u1ea3m b\u1ea3o \u0111o\u1ea1n \u1ed1ng th\u1eb3ng <strong>5D tr\u01b0\u1edbc, 3D sau<\/strong> (D: \u0111\u01b0\u1eddng k\u00ednh \u1ed1ng) \u0111\u1ec3 \u1ed5n \u0111\u1ecbnh d\u00f2ng ch\u1ea3y khi d\u00f9ng \u0111i\u1ec7n t\u1eeb, vortex, ho\u1eb7c tua bin.<\/p>\n<\/li>\n<\/ul>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"8_Bao_Tri_Va_Hieu_Chuan\"><\/span>8. B\u1ea3o Tr\u00ec V\u00e0 Hi\u1ec7u Chu\u1ea9n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul class=\"tight\" dir=\"ltr\" data-tight=\"true\">\n<li>\n<p dir=\"ltr\"><strong>\u0110\u1ed3ng h\u1ed3 \u0111i\u1ec7n t\u1eeb v\u00e0 si\u00eau \u00e2m<\/strong>: \u00cdt b\u1ea3o tr\u00ec, ch\u1ec9 c\u1ea7n hi\u1ec7u chu\u1ea9n 1\u20132 n\u0103m\/l\u1ea7n.<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>\u0110\u1ed3ng h\u1ed3 c\u01a1<\/strong>: C\u1ea7n l\u00e0m s\u1ea1ch bu\u1ed3ng \u0111o \u0111\u1ecbnh k\u1ef3 (3\u20136 th\u00e1ng\/l\u1ea7n) \u0111\u1ec3 tr\u00e1nh k\u1eb9t r\u00e1c.<\/p>\n<\/li>\n<\/ul>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Giai_Phap_Toi_Uu_Cho_Nuoc_Thai\"><\/span>Gi\u1ea3i Ph\u00e1p T\u1ed1i \u01afu Cho N\u01b0\u1edbc Th\u1ea3i<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">D\u1ef1a tr\u00ean t\u00ednh ch\u1ea5t n\u01b0\u1edbc th\u1ea3i v\u00e0 y\u00eau c\u1ea7u v\u1eadn h\u00e0nh, d\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1c gi\u1ea3i ph\u00e1p \u0111\u1ec1 xu\u1ea5t:<\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"1_Dong_Ho_Dien_Tu\"><\/span>1. \u0110\u1ed3ng H\u1ed3 \u0110i\u1ec7n T\u1eeb<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul class=\"tight\" dir=\"ltr\" data-tight=\"true\">\n<li>\n<p dir=\"ltr\"><strong>\u01afu ti\u00ean cho<\/strong>: N\u01b0\u1edbc th\u1ea3i sinh ho\u1ea1t, c\u00f4ng nghi\u1ec7p c\u00f3 kh\u1ea3 n\u0103ng d\u1eabn \u0111i\u1ec7n (&gt;5 \u00b5S\/cm).<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>\u0110\u1eb7c \u0111i\u1ec3m n\u1ed5i b\u1eadt<\/strong>:<\/p>\n<ul class=\"tight\" dir=\"ltr\" data-tight=\"true\">\n<li>\n<p dir=\"ltr\">\u0110\u1ed9 ch\u00ednh x\u00e1c cao (\u00b10.2\u20130.5%).<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\">L\u1edbp l\u00f3t PTFE\/Inox v\u00e0 \u0111i\u1ec7n c\u1ef1c Titanium\/Hastelloy kh\u00e1ng \u0103n m\u00f2n.<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\">\u0110o \u0111\u01b0\u1ee3c d\u1ea3i l\u01b0u l\u01b0\u1ee3ng r\u1ed9ng (0,1\u20131000 m\u00b3\/h).<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>\u1ee8ng d\u1ee5ng<\/strong>: Nh\u00e0 m\u00e1y x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i d\u1ec7t nhu\u1ed9m, th\u1ef1c ph\u1ea9m, h\u00f3a ch\u1ea5t; tr\u1ea1m b\u01a1m n\u01b0\u1edbc th\u1ea3i \u0111\u00f4 th\u1ecb.<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>V\u00ed d\u1ee5 th\u1ef1c t\u1ebf<\/strong>: Nh\u00e0 m\u00e1y <strong>T\u1eadp \u0111o\u00e0n Formosa H\u00e0 T\u0129nh<\/strong> s\u1eed d\u1ee5ng \u0111\u1ed3ng h\u1ed3 \u0111i\u1ec7n t\u1eeb <strong>Siemens SITRANS FM<\/strong> \u0111\u1ec3 gi\u00e1m s\u00e1t n\u01b0\u1edbc th\u1ea3i, \u0111\u1ea1t \u0111\u1ed9 ch\u00ednh x\u00e1c <strong>\u00b10.3%<\/strong>, theo b\u00e1o c\u00e1o c\u1ee7a <strong>B\u00e1o M\u00f4i tr\u01b0\u1eddng v\u00e0 \u0110\u00f4 th\u1ecb (2024)<\/strong>.<\/p>\n<\/li>\n<\/ul>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"2_Dong_Ho_Sieu_Am_Kep_Ngoai\"><\/span>2. \u0110\u1ed3ng H\u1ed3 Si\u00eau \u00c2m K\u1eb9p Ngo\u00e0i<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul class=\"tight\" dir=\"ltr\" data-tight=\"true\">\n<li>\n<p dir=\"ltr\"><strong>\u01afu ti\u00ean cho<\/strong>: \u1ed0ng l\u1edbn (DN&gt;300), h\u1ec7 th\u1ed1ng kh\u00f4ng th\u1ec3 c\u1eaft \u1ed1ng, ho\u1eb7c n\u01b0\u1edbc th\u1ea3i c\u00f3 b\u1ecdt kh\u00ed, \u0111\u1ed9 nh\u1edbt cao.<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>\u0110\u1eb7c \u0111i\u1ec3m n\u1ed5i b\u1eadt<\/strong>:<\/p>\n<ul class=\"tight\" dir=\"ltr\" data-tight=\"true\">\n<li>\n<p dir=\"ltr\">L\u1eafp \u0111\u1eb7t nhanh, kh\u00f4ng gi\u00e1n \u0111o\u1ea1n s\u1ea3n xu\u1ea5t.<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\">Kh\u00f4ng ti\u1ebfp x\u00fac tr\u1ef1c ti\u1ebfp, ph\u00f9 h\u1ee3p v\u1edbi n\u01b0\u1edbc th\u1ea3i \u0103n m\u00f2n.<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\">\u0110o \u0111\u01b0\u1ee3c c\u1ea3 ch\u1ea5t l\u1ecfng kh\u00f4ng d\u1eabn \u0111i\u1ec7n.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>\u1ee8ng d\u1ee5ng<\/strong>: H\u1ec7 th\u1ed1ng n\u01b0\u1edbc th\u1ea3i c\u00f4ng nghi\u1ec7p l\u1edbn (KCN VSIP B\u1eafc Ninh), \u1ed1ng d\u1eabn n\u01b0\u1edbc th\u1ea3i c\u0169, ho\u1eb7c m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t.<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>V\u00ed d\u1ee5 th\u1ef1c t\u1ebf<\/strong>: Nh\u00e0 m\u00e1y <strong>Samsung B\u1eafc Ninh<\/strong> s\u1eed d\u1ee5ng \u0111\u1ed3ng h\u1ed3 si\u00eau \u00e2m k\u1eb9p ngo\u00e0i <strong>Fuji Electric Portaflow<\/strong> \u0111\u1ec3 \u0111o l\u01b0u l\u01b0\u1ee3ng n\u01b0\u1edbc th\u1ea3i, gi\u1ea3m <strong>30% th\u1eddi gian l\u1eafp \u0111\u1eb7t<\/strong>, theo <strong>T\u1ea1p ch\u00ed C\u00f4ng nghi\u1ec7p M\u00f4i tr\u01b0\u1eddng (2025)<\/strong>.<\/p>\n<\/li>\n<\/ul>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"3_Dong_Ho_Open_Channel_Kenh_Ho\"><\/span>3. \u0110\u1ed3ng H\u1ed3 Open Channel (K\u00eanh H\u1edf)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul class=\"tight\" dir=\"ltr\" data-tight=\"true\">\n<li>\n<p dir=\"ltr\"><strong>\u01afu ti\u00ean cho<\/strong>: K\u00eanh h\u1edf t\u1ea1i tr\u1ea1m x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i ho\u1eb7c h\u1ec7 th\u1ed1ng m\u01b0\u01a1ng d\u1eabn.<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>\u0110\u1eb7c \u0111i\u1ec3m n\u1ed5i b\u1eadt<\/strong>:<\/p>\n<ul class=\"tight\" dir=\"ltr\" data-tight=\"true\">\n<li>\n<p dir=\"ltr\">\u0110o l\u01b0u l\u01b0\u1ee3ng t\u1ed5ng h\u1ee3p t\u1ea1i c\u00e1c k\u00eanh h\u1edf.<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\">S\u1eed d\u1ee5ng m\u00e1ng chu\u1ea9n (weir, flume) k\u1ebft h\u1ee3p c\u1ea3m bi\u1ebfn si\u00eau \u00e2m.<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\">D\u1ec5 d\u00e0ng t\u00edch h\u1ee3p v\u1edbi h\u1ec7 th\u1ed1ng gi\u00e1m s\u00e1t t\u1eeb xa.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>\u1ee8ng d\u1ee5ng<\/strong>: Tr\u1ea1m x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i \u0111\u00f4 th\u1ecb (H\u00e0 N\u1ed9i, TP.HCM), h\u1ec7 th\u1ed1ng tho\u00e1t n\u01b0\u1edbc khu c\u00f4ng nghi\u1ec7p.<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>V\u00ed d\u1ee5 th\u1ef1c t\u1ebf<\/strong>: Tr\u1ea1m x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i <strong>Y\u00ean S\u1edf (H\u00e0 N\u1ed9i)<\/strong> s\u1eed d\u1ee5ng \u0111\u1ed3ng h\u1ed3 open channel <strong>Endress+Hauser Prosonic<\/strong> \u0111\u1ec3 \u0111o l\u01b0u l\u01b0\u1ee3ng k\u00eanh h\u1edf, \u0111\u1ea1t \u0111\u1ed9 ch\u00ednh x\u00e1c <strong>\u00b11%<\/strong>, theo <strong>B\u00e1o T\u00e0i nguy\u00ean v\u00e0 M\u00f4i tr\u01b0\u1eddng (2024)<\/strong>.<\/p>\n<\/li>\n<\/ul>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"4_Cac_Giai_Phap_Khac\"><\/span>4. C\u00e1c Gi\u1ea3i Ph\u00e1p Kh\u00e1c<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul class=\"tight\" dir=\"ltr\" data-tight=\"true\">\n<li>\n<p dir=\"ltr\"><strong>\u0110\u1ed3ng h\u1ed3 vortex<\/strong>: Ph\u00f9 h\u1ee3p cho n\u01b0\u1edbc th\u1ea3i c\u00f4ng nghi\u1ec7p \u00edt c\u1eb7n, y\u00eau c\u1ea7u \u0111\u1ed9 ch\u00ednh x\u00e1c cao v\u00e0 m\u00f4i tr\u01b0\u1eddng \u1ed5n \u0111\u1ecbnh.<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>\u0110\u1ed3ng h\u1ed3 radar<\/strong>: D\u00f9ng cho n\u01b0\u1edbc th\u1ea3i h\u00f3a ch\u1ea5t \u0111\u1ed9c h\u1ea1i, m\u00f4i tr\u01b0\u1eddng nguy hi\u1ec3m, ho\u1eb7c khi c\u1ea7n \u0111o t\u1eeb xa.<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>\u0110\u1ed3ng h\u1ed3 c\u01a1<\/strong>: Ch\u1ec9 n\u00ean d\u00f9ng cho h\u1ec7 th\u1ed1ng nh\u1ecf, n\u01b0\u1edbc th\u1ea3i sinh ho\u1ea1t \u00edt r\u00e1c, ng\u00e2n s\u00e1ch h\u1ea1n ch\u1ebf.<\/p>\n<\/li>\n<\/ul>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Loi_Khuyen_Toi_Uu_Hoa_Lua_Chon_Dong_Ho_Do_Luu_Luong\"><\/span>L\u1eddi Khuy\u00ean T\u1ed1i \u01afu H\u00f3a L\u1ef1a Ch\u1ecdn \u0110\u1ed3ng H\u1ed3 \u0110o L\u01b0u L\u01b0\u1ee3ng<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">\u0110\u1ec3 ch\u1ecdn v\u00e0 s\u1eed d\u1ee5ng \u0111\u1ed3ng h\u1ed3 \u0111o l\u01b0u l\u01b0\u1ee3ng n\u01b0\u1edbc th\u1ea3i hi\u1ec7u qu\u1ea3, doanh nghi\u1ec7p c\u1ea7n:<\/p>\n<ol class=\"tight\" dir=\"ltr\" data-tight=\"true\">\n<li>\n<p dir=\"ltr\"><strong>Kh\u1ea3o s\u00e1t hi\u1ec7n tr\u1ea1ng<\/strong>: X\u00e1c \u0111\u1ecbnh t\u00ednh ch\u1ea5t n\u01b0\u1edbc th\u1ea3i (\u0111\u1ed9 d\u1eabn \u0111i\u1ec7n, h\u00e0m l\u01b0\u1ee3ng c\u1eb7n, h\u00f3a ch\u1ea5t), k\u00edch th\u01b0\u1edbc \u1ed1ng, v\u00e0 l\u01b0u l\u01b0\u1ee3ng t\u1ed1i \u0111a\/thi\u1ebfu.<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>\u01afu ti\u00ean \u0111\u1ed9 b\u1ec1n v\u00e0 ch\u00ednh x\u00e1c<\/strong>: Ch\u1ecdn \u0111\u1ed3ng h\u1ed3 \u0111i\u1ec7n t\u1eeb ho\u1eb7c si\u00eau \u00e2m k\u1eb9p ngo\u00e0i \u0111\u1ec3 gi\u1ea3m chi ph\u00ed b\u1ea3o tr\u00ec v\u00e0 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 ch\u00ednh x\u00e1c l\u00e2u d\u00e0i.<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>L\u1ef1a ch\u1ecdn nh\u00e0 cung c\u1ea5p uy t\u00edn<\/strong>: C\u00e1c th\u01b0\u01a1ng hi\u1ec7u nh\u01b0 <strong>Siemens<\/strong>, <strong>Endress+Hauser<\/strong>, <strong>Fuji Electric<\/strong>, <strong>Krohne<\/strong>, v\u00e0 <strong>Yokogawa<\/strong> \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 cao v\u1ec1 ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 d\u1ecbch v\u1ee5 h\u1eadu m\u00e3i t\u1ea1i Vi\u1ec7t Nam.<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>Tu\u00e2n th\u1ee7 ti\u00eau chu\u1ea9n<\/strong>: \u0110\u1ea3m b\u1ea3o \u0111\u1ed3ng h\u1ed3 \u0111\u1ea1t c\u00e1c ti\u00eau chu\u1ea9n <strong>ISO 4064<\/strong>, <strong>TCVN 5747<\/strong>, v\u00e0 c\u00f3 ch\u1ee9ng nh\u1eadn ki\u1ec3m \u0111\u1ecbnh t\u1eeb <strong>T\u1ed5ng c\u1ee5c Ti\u00eau chu\u1ea9n \u0110o l\u01b0\u1eddng Ch\u1ea5t l\u01b0\u1ee3ng<\/strong>.<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>L\u1eafp \u0111\u1eb7t \u0111\u00fang k\u1ef9 thu\u1eadt<\/strong>: \u0110\u1ea3m b\u1ea3o \u0111o\u1ea1n \u1ed1ng th\u1eb3ng (5D tr\u01b0\u1edbc, 3D sau), tr\u00e1nh rung \u0111\u1ed9ng, v\u00e0 hi\u1ec7u chu\u1ea9n \u0111\u1ecbnh k\u1ef3 (1\u20132 n\u0103m\/l\u1ea7n).<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>T\u00edch h\u1ee3p gi\u00e1m s\u00e1t t\u1eeb xa<\/strong>: S\u1eed d\u1ee5ng \u0111\u1ed3ng h\u1ed3 h\u1ed7 tr\u1ee3 <strong>Modbus<\/strong>, <strong>HART<\/strong>, ho\u1eb7c <strong>IoT<\/strong> \u0111\u1ec3 k\u1ebft n\u1ed1i v\u1edbi h\u1ec7 th\u1ed1ng SCADA, t\u0103ng hi\u1ec7u qu\u1ea3 qu\u1ea3n l\u00fd.<\/p>\n<\/li>\n<\/ol>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Nhung_Cau_Hoi_Thuong_Gap_Ve_Dong_Ho_Do_Luu_Luong_Nuoc_Thai\"><\/span>Nh\u1eefng C\u00e2u H\u1ecfi Th\u01b0\u1eddng G\u1eb7p V\u1ec1 \u0110\u1ed3ng H\u1ed3 \u0110o L\u01b0u L\u01b0\u1ee3ng N\u01b0\u1edbc Th\u1ea3i<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"1_Dong_ho_do_luu_luong_nuoc_thai_nao_phu_hop_nhat_cho_nuoc_thai_cong_nghiep\"><\/span>1. \u0110\u1ed3ng h\u1ed3 \u0111o l\u01b0u l\u01b0\u1ee3ng n\u01b0\u1edbc th\u1ea3i n\u00e0o ph\u00f9 h\u1ee3p nh\u1ea5t cho n\u01b0\u1edbc th\u1ea3i c\u00f4ng nghi\u1ec7p?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">\u0110\u1ed3ng h\u1ed3 <strong>\u0111i\u1ec7n t\u1eeb<\/strong> l\u00e0 l\u1ef1a ch\u1ecdn t\u1ed1i \u01b0u cho n\u01b0\u1edbc th\u1ea3i c\u00f4ng nghi\u1ec7p c\u00f3 kh\u1ea3 n\u0103ng d\u1eabn \u0111i\u1ec7n, nh\u1edd \u0111\u1ed9 ch\u00ednh x\u00e1c cao (\u00b10.2\u20130.5%) v\u00e0 kh\u1ea3 n\u0103ng kh\u00e1ng \u0103n m\u00f2n. V\u1edbi n\u01b0\u1edbc th\u1ea3i c\u00f3 b\u1ecdt kh\u00ed ho\u1eb7c kh\u00f4ng d\u1eabn \u0111i\u1ec7n, n\u00ean d\u00f9ng <strong>si\u00eau \u00e2m k\u1eb9p ngo\u00e0i<\/strong>.<\/p>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"2_Chi_phi_lap_dat_dong_ho_do_luu_luong_nuoc_thai_la_bao_nhieu\"><\/span>2. Chi ph\u00ed l\u1eafp \u0111\u1eb7t \u0111\u1ed3ng h\u1ed3 \u0111o l\u01b0u l\u01b0\u1ee3ng n\u01b0\u1edbc th\u1ea3i l\u00e0 bao nhi\u00eau?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul class=\"tight\" dir=\"ltr\" data-tight=\"true\">\n<li>\n<p dir=\"ltr\"><strong>\u0110\u1ed3ng h\u1ed3 c\u01a1<\/strong>: 2\u20135 tri\u1ec7u \u0111\u1ed3ng.<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>\u0110\u1ed3ng h\u1ed3 \u0111i\u1ec7n t\u1eeb\/vortex<\/strong>: 15\u201360 tri\u1ec7u \u0111\u1ed3ng.<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>\u0110\u1ed3ng h\u1ed3 si\u00eau \u00e2m k\u1eb9p ngo\u00e0i<\/strong>: 30\u2013100 tri\u1ec7u \u0111\u1ed3ng.<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>\u0110\u1ed3ng h\u1ed3 radar<\/strong>: 50\u2013150 tri\u1ec7u \u0111\u1ed3ng. Chi ph\u00ed ph\u1ee5 thu\u1ed9c v\u00e0o k\u00edch th\u01b0\u1edbc \u1ed1ng, th\u01b0\u01a1ng hi\u1ec7u, v\u00e0 y\u00eau c\u1ea7u l\u1eafp \u0111\u1eb7t.<\/p>\n<\/li>\n<\/ul>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"3_Lam_the_nao_de_dam_bao_do_chinh_xac_cua_dong_ho_do_luu_luong\"><\/span>3. L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a \u0111\u1ed3ng h\u1ed3 \u0111o l\u01b0u l\u01b0\u1ee3ng?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul class=\"tight\" dir=\"ltr\" data-tight=\"true\">\n<li>\n<p dir=\"ltr\">L\u1eafp \u0111\u1eb7t \u0111\u00fang k\u1ef9 thu\u1eadt (\u0111o\u1ea1n \u1ed1ng th\u1eb3ng, tr\u00e1nh rung \u0111\u1ed9ng).<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\">Hi\u1ec7u chu\u1ea9n \u0111\u1ecbnh k\u1ef3 (1\u20132 n\u0103m\/l\u1ea7n).<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\">Ch\u1ecdn \u0111\u1ed3ng h\u1ed3 c\u00f3 \u0111\u1ed9 ch\u00ednh x\u00e1c cao (\u00b10.5% ho\u1eb7c t\u1ed1t h\u01a1n) t\u1eeb c\u00e1c th\u01b0\u01a1ng hi\u1ec7u uy t\u00edn.<\/p>\n<\/li>\n<\/ul>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"4_Co_can_bao_tri_dong_ho_do_luu_luong_nuoc_thai_thuong_xuyen_khong\"><\/span>4. C\u00f3 c\u1ea7n b\u1ea3o tr\u00ec \u0111\u1ed3ng h\u1ed3 \u0111o l\u01b0u l\u01b0\u1ee3ng n\u01b0\u1edbc th\u1ea3i th\u01b0\u1eddng xuy\u00ean kh\u00f4ng?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul class=\"tight\" dir=\"ltr\" data-tight=\"true\">\n<li>\n<p dir=\"ltr\"><strong>\u0110\u1ed3ng h\u1ed3 \u0111i\u1ec7n t\u1eeb\/si\u00eau \u00e2m<\/strong>: \u00cdt b\u1ea3o tr\u00ec, ch\u1ec9 c\u1ea7n hi\u1ec7u chu\u1ea9n \u0111\u1ecbnh k\u1ef3.<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>\u0110\u1ed3ng h\u1ed3 c\u01a1<\/strong>: C\u1ea7n l\u00e0m s\u1ea1ch bu\u1ed3ng \u0111o 3\u20136 th\u00e1ng\/l\u1ea7n \u0111\u1ec3 tr\u00e1nh k\u1eb9t r\u00e1c.<\/p>\n<\/li>\n<li>\n<p dir=\"ltr\"><strong>\u0110\u1ed3ng h\u1ed3 vortex\/radar<\/strong>: Ki\u1ec3m tra c\u1ea3m bi\u1ebfn v\u00e0 hi\u1ec7u chu\u1ea9n 1\u20132 n\u0103m\/l\u1ea7n.<\/p>\n<\/li>\n<\/ul>\n<h3 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"5_Dong_ho_do_luu_luong_nuoc_thai_co_bat_buoc_lap_dat_khong\"><\/span>5. \u0110\u1ed3ng h\u1ed3 \u0111o l\u01b0u l\u01b0\u1ee3ng n\u01b0\u1edbc th\u1ea3i c\u00f3 b\u1eaft bu\u1ed9c l\u1eafp \u0111\u1eb7t kh\u00f4ng?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p dir=\"ltr\">Theo <strong>Ngh\u1ecb \u0111\u1ecbnh 08\/2022\/N\u0110-CP<\/strong>, c\u00e1c c\u01a1 s\u1edf x\u1ea3 th\u1ea3i l\u1edbn (l\u01b0u l\u01b0\u1ee3ng &gt;20 m\u00b3\/ng\u00e0y) b\u1eaft bu\u1ed9c l\u1eafp \u0111\u1eb7t \u0111\u1ed3ng h\u1ed3 \u0111o l\u01b0u l\u01b0\u1ee3ng \u0111\u1ec3 gi\u00e1m s\u00e1t v\u00e0 b\u00e1o c\u00e1o c\u01a1 quan m\u00f4i tr\u01b0\u1eddng.<\/p>\n<h2 dir=\"ltr\"><span class=\"ez-toc-section\" id=\"Ket_Luan\"><\/span>K\u1ebft Lu\u1eadn<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p dir=\"ltr\">\u0110\u1ed3ng h\u1ed3 \u0111o l\u01b0u l\u01b0\u1ee3ng n\u01b0\u1edbc th\u1ea3i l\u00e0 gi\u1ea3i ph\u00e1p then ch\u1ed1t \u0111\u1ec3 t\u1ed1i \u01b0u h\u00f3a h\u1ec7 th\u1ed1ng x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i, tu\u00e2n th\u1ee7 quy \u0111\u1ecbnh m\u00f4i tr\u01b0\u1eddng, v\u00e0 gi\u1ea3m chi ph\u00ed v\u1eadn h\u00e0nh. V\u1edbi n\u01b0\u1edbc th\u1ea3i ch\u1ee9a c\u1eb7n, r\u00e1c v\u00e0 t\u00ednh \u0103n m\u00f2n, <strong>\u0111\u1ed3ng h\u1ed3 \u0111i\u1ec7n t\u1eeb<\/strong> v\u00e0 <strong>\u0111\u1ed3ng h\u1ed3 si\u00eau \u00e2m k\u1eb9p ngo\u00e0i<\/strong> l\u00e0 l\u1ef1a ch\u1ecdn l\u00fd t\u01b0\u1edfng nh\u1edd \u0111\u1ed9 ch\u00ednh x\u00e1c cao, \u0111\u1ed9 b\u1ec1n v\u01b0\u1ee3t tr\u1ed9i v\u00e0 chi ph\u00ed b\u1ea3o tr\u00ec th\u1ea5p. C\u00e1c gi\u1ea3i ph\u00e1p nh\u01b0 vortex, radar, ho\u1eb7c open channel ph\u00f9 h\u1ee3p cho c\u00e1c tr\u01b0\u1eddng h\u1ee3p \u0111\u1eb7c th\u00f9, nh\u01b0ng c\u1ea7n c\u00e2n nh\u1eafc chi ph\u00ed v\u00e0 y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt.<\/p>\n<p dir=\"ltr\">\u0110\u1ec3 ch\u1ecdn \u0111\u1ed3ng h\u1ed3 ph\u00f9 h\u1ee3p, doanh nghi\u1ec7p c\u1ea7n \u0111\u00e1nh gi\u00e1 k\u1ef9 l\u01b0\u1ee1ng t\u00ednh ch\u1ea5t n\u01b0\u1edbc th\u1ea3i, k\u00edch th\u01b0\u1edbc \u1ed1ng, v\u00e0 y\u00eau c\u1ea7u v\u1eadn h\u00e0nh. Li\u00ean h\u1ec7 c\u00e1c nh\u00e0 cung c\u1ea5p uy t\u00edn \u0111\u1ec3 nh\u1eadn t\u01b0 v\u1ea5n v\u00e0 gi\u1ea3i ph\u00e1p t\u1ed1i \u01b0u, \u0111\u1ea3m b\u1ea3o hi\u1ec7u qu\u1ea3 l\u00e2u d\u00e0i cho h\u1ec7 th\u1ed1ng x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i.<\/p>","protected":false},"excerpt":{"rendered":"<p>\u0110\u1ed3ng h\u1ed3 \u0111o l\u01b0u l\u01b0\u1ee3ng n\u01b0\u1edbc th\u1ea3i l\u00e0 thi\u1ebft b\u1ecb kh\u00f4ng th\u1ec3 thi\u1ebfu trong c\u00e1c h\u1ec7 th\u1ed1ng x\u1eed l\u00fd n\u01b0\u1edbc<\/p>","protected":false},"author":1,"featured_media":16808,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[35],"tags":[],"class_list":["post-17235","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v24.5 (Yoast SEO v25.8) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u0110\u1ed3ng H\u1ed3 \u0110o L\u01b0u L\u01b0\u1ee3ng N\u01b0\u1edbc Th\u1ea3i: Gi\u1ea3i Ph\u00e1p T\u1ed1i \u01afu Cho H\u1ec7 Th\u1ed1ng X\u1eed L\u00fd N\u01b0\u1edbc Th\u1ea3i - 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