{"id":62436,"date":"2026-09-04T21:29:50","date_gmt":"2026-09-04T14:29:50","guid":{"rendered":"https:\/\/thaodvh.com\/blog\/be-xu-ly-nuoc-thai-co-che-nguyen-ly-van-hanh.html"},"modified":"2026-10-21T13:35:46","modified_gmt":"2026-10-21T06:35:46","slug":"be-xu-ly-nuoc-thai-co-che-nguyen-ly-van-hanh","status":"publish","type":"post","link":"https:\/\/thaodvh.com\/blog\/be-xu-ly-nuoc-thai-co-che-nguyen-ly-van-hanh.html","title":{"rendered":"B\u1ec3 X\u1eed L\u00fd N\u01b0\u1edbc Th\u1ea3i: C\u01a1 Ch\u1ebf V\u00e0 Nguy\u00ean L\u00fd V\u1eadn H\u00e0nh Chi Ti\u1ebft"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_80 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<label for=\"ez-toc-cssicon-toggle-item-6add0bbe3a983\" class=\"ez-toc-cssicon-toggle-label\"><label class=\"ez-toc-title\" style=\"cursor:inherit\">M\u1ee5c L\u1ee5c<\/label>\n<span class=\"ez-toc-cssicon\"><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><\/label><input type=\"checkbox\"  id=\"ez-toc-cssicon-toggle-item-6add0bbe3a983\" checked \/><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:\/\/thaodvh.com\/blog\/be-xu-ly-nuoc-thai-co-che-nguyen-ly-van-hanh.html\/#1_Tong_quan_va_vai_tro_cua_be_xu_ly_nuoc_thai_trong_he_thong_moi_truong\" >1. T\u1ed5ng quan v\u00e0 vai tr\u00f2 c\u1ee7a b\u1ec3 x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i trong h\u1ec7 th\u1ed1ng m\u00f4i tr\u01b0\u1eddng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/thaodvh.com\/blog\/be-xu-ly-nuoc-thai-co-che-nguyen-ly-van-hanh.html\/#2_Co_che_ky_thuat_cua_cac_loai_be_xu_ly_nuoc_thai_tien_xu_ly_va_hoa_ly\" >2. C\u01a1 ch\u1ebf k\u1ef9 thu\u1eadt c\u1ee7a c\u00e1c lo\u1ea1i b\u1ec3 x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i ti\u1ec1n x\u1eed l\u00fd v\u00e0 h\u00f3a l\u00fd<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/thaodvh.com\/blog\/be-xu-ly-nuoc-thai-co-che-nguyen-ly-van-hanh.html\/#Be_thu_gom_va_Be_tach_mo_Oil_and_Grease_Interceptor\" >B\u1ec3 thu gom v\u00e0 B\u1ec3 t\u00e1ch m\u1ee1 (Oil and Grease Interceptor)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/thaodvh.com\/blog\/be-xu-ly-nuoc-thai-co-che-nguyen-ly-van-hanh.html\/#Be_dieu_hoa_Equalization_Tank\" >B\u1ec3 \u0111i\u1ec1u h\u00f2a (Equalization Tank)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/thaodvh.com\/blog\/be-xu-ly-nuoc-thai-co-che-nguyen-ly-van-hanh.html\/#Be_keo_tu_%E2%80%93_tao_bong_va_Be_lang_Sedimentation_Tank\" >B\u1ec3 keo t\u1ee5 &#8211; t\u1ea1o b\u00f4ng v\u00e0 B\u1ec3 l\u1eafng (Sedimentation Tank)<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/thaodvh.com\/blog\/be-xu-ly-nuoc-thai-co-che-nguyen-ly-van-hanh.html\/#3_Co_che_sinh_hoc_ky_khi_va_thieu_khi_trong_cac_be_xu_ly_nuoc_thai_nang_cao\" >3. C\u01a1 ch\u1ebf sinh h\u1ecdc k\u1ef5 kh\u00ed v\u00e0 thi\u1ebfu kh\u00ed trong c\u00e1c b\u1ec3 x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i n\u00e2ng cao<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/thaodvh.com\/blog\/be-xu-ly-nuoc-thai-co-che-nguyen-ly-van-hanh.html\/#Be_Anoxic_Be_sinh_hoc_thieu_khi\" >B\u1ec3 Anoxic (B\u1ec3 sinh h\u1ecdc thi\u1ebfu kh\u00ed)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/thaodvh.com\/blog\/be-xu-ly-nuoc-thai-co-che-nguyen-ly-van-hanh.html\/#Be_UASB_Upflow_Anaerobic_Sludge_Blanket_%E2%80%93_Be_ky_khi_dong_chay_nguoc_qua_lop_bun\" >B\u1ec3 UASB (Upflow Anaerobic Sludge Blanket &#8211; B\u1ec3 k\u1ef5 kh\u00ed d\u00f2ng ch\u1ea3y ng\u01b0\u1ee3c qua l\u1edbp b\u00f9n)<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/thaodvh.com\/blog\/be-xu-ly-nuoc-thai-co-che-nguyen-ly-van-hanh.html\/#4_Co_che_sinh_hoc_hieu_khi_trong_be_xu_ly_nuoc_thai_cong_nghiep_va_sinh_hoat\" >4. C\u01a1 ch\u1ebf sinh h\u1ecdc hi\u1ebfu kh\u00ed trong b\u1ec3 x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i c\u00f4ng nghi\u1ec7p v\u00e0 sinh ho\u1ea1t<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/thaodvh.com\/blog\/be-xu-ly-nuoc-thai-co-che-nguyen-ly-van-hanh.html\/#Be_Aerotank_Be_bun_hoat_tinh_hieu_khi_truyen_thong\" >B\u1ec3 Aerotank (B\u1ec3 b\u00f9n ho\u1ea1t t\u00ednh hi\u1ebfu kh\u00ed truy\u1ec1n th\u1ed1ng)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/thaodvh.com\/blog\/be-xu-ly-nuoc-thai-co-che-nguyen-ly-van-hanh.html\/#Be_MBBR_Moving_Bed_Biofilm_Reactor_%E2%80%93_Be_sinh_hoc_gia_the_di_dong\" >B\u1ec3 MBBR (Moving Bed Biofilm Reactor &#8211; B\u1ec3 sinh h\u1ecdc gi\u00e1 th\u1ec3 di \u0111\u1ed9ng)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/thaodvh.com\/blog\/be-xu-ly-nuoc-thai-co-che-nguyen-ly-van-hanh.html\/#Be_MBR_Membrane_Bioreactor_%E2%80%93_Be_sinh_hoc_mang_loc\" >B\u1ec3 MBR (Membrane Bioreactor &#8211; B\u1ec3 sinh h\u1ecdc m\u00e0ng l\u1ecdc)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/thaodvh.com\/blog\/be-xu-ly-nuoc-thai-co-che-nguyen-ly-van-hanh.html\/#Be_SBR_Sequencing_Batch_Reactor_%E2%80%93_Be_phan_ung_theo_chu_ky\" >B\u1ec3 SBR (Sequencing Batch Reactor &#8211; B\u1ec3 ph\u1ea3n \u1ee9ng theo chu k\u1ef3)<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/thaodvh.com\/blog\/be-xu-ly-nuoc-thai-co-che-nguyen-ly-van-hanh.html\/#5_So_sanh_thong_so_ky_thuat_va_tieu_chuan_van_hanh_giua_cac_loai_be_xu_ly_nuoc_thai\" >5. So s\u00e1nh th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt v\u00e0 ti\u00eau chu\u1ea9n v\u1eadn h\u00e0nh gi\u1eefa c\u00e1c lo\u1ea1i b\u1ec3 x\u1eed l\u00fd 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-15\" href=\"https:\/\/thaodvh.com\/blog\/be-xu-ly-nuoc-thai-co-che-nguyen-ly-van-hanh.html\/#6_Huong_dan_lua_chon_va_thiet_ke_be_xu_ly_nuoc_thai_toi_uu_cho_doanh_nghiep\" >6. H\u01b0\u1edbng d\u1eabn l\u1ef1a ch\u1ecdn v\u00e0 thi\u1ebft k\u1ebf b\u1ec3 x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i t\u1ed1i \u01b0u cho doanh nghi\u1ec7p<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/thaodvh.com\/blog\/be-xu-ly-nuoc-thai-co-che-nguyen-ly-van-hanh.html\/#Tieu_chi_lua_chon_mo_hinh_be_theo_nganh_nghe\" >Ti\u00eau ch\u00ed l\u1ef1a ch\u1ecdn m\u00f4 h\u00ecnh b\u1ec3 theo ng\u00e0nh ngh\u1ec1<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/thaodvh.com\/blog\/be-xu-ly-nuoc-thai-co-che-nguyen-ly-van-hanh.html\/#Dich_vu_tu_van_thiet_ke_va_van_hanh_chuyen_nghiep_tu_Moi_Truong_Lighthouse\" >D\u1ecbch v\u1ee5 t\u01b0 v\u1ea5n, thi\u1ebft k\u1ebf v\u00e0 v\u1eadn h\u00e0nh chuy\u00ean nghi\u1ec7p t\u1eeb M\u00f4i Tr\u01b0\u1eddng Lighthouse<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<p>B\u1ec3 x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i l\u00e0 c\u00f4ng tr\u00ecnh k\u1ef9 thu\u1eadt chuy\u00ean d\u1ee5ng \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf nh\u1eb1m lo\u1ea1i b\u1ecf ch\u1ea5t \u00f4 nhi\u1ec5m h\u1eefu c\u01a1, v\u00f4 c\u01a1, ch\u1ea5t l\u01a1 l\u1eedng v\u00e0 vi sinh v\u1eadt g\u00e2y h\u1ea1i th\u00f4ng qua c\u00e1c c\u01a1 ch\u1ebf c\u01a1 h\u1ecdc, h\u00f3a l\u00fd v\u00e0 sinh h\u1ecdc. Vi\u1ec7c n\u1eafm v\u1eefng nguy\u00ean l\u00fd v\u1eadn h\u00e0nh gi\u00fap t\u1ed1i \u01b0u chi ph\u00ed thi\u1ebft k\u1ebf, thi c\u00f4ng v\u00e0 qu\u1ea3n l\u00fd h\u1ec7 th\u1ed1ng hi\u1ec7u qu\u1ea3.<\/p>\n<p>B\u1ec3 x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i l\u00e0 c\u00f4ng tr\u00ecnh k\u1ef9 thu\u1eadt chuy\u00ean d\u1ee5ng \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf nh\u1eb1m lo\u1ea1i b\u1ecf ch\u1ea5t \u00f4 nhi\u1ec5m h\u1eefu c\u01a1, v\u00f4 c\u01a1, ch\u1ea5t l\u01a1 l\u1eedng v\u00e0 vi sinh v\u1eadt g\u00e2y h\u1ea1i th\u00f4ng qua c\u00e1c c\u01a1 ch\u1ebf c\u01a1 h\u1ecdc, h\u00f3a l\u00fd v\u00e0 sinh h\u1ecdc. Vi\u1ec7c n\u1eafm v\u1eefng nguy\u00ean l\u00fd v\u1eadn h\u00e0nh gi\u00fap t\u1ed1i \u01b0u chi ph\u00ed thi\u1ebft k\u1ebf, thi c\u00f4ng v\u00e0 qu\u1ea3n l\u00fd h\u1ec7 th\u1ed1ng hi\u1ec7u qu\u1ea3. Khi x\u00e2y d\u1ef1ng m\u1ed9t <a href=\"https:\/\/moitruonglighthouse.com\/he-thong-xu-ly-nuoc-thai.html\" target=\"_blank\" rel=\"noopener\">h\u1ec7 th\u1ed1ng x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i<\/a> \u0111\u1ea1t chu\u1ea9n, hi\u1ec3u r\u00f5 b\u1ea3n ch\u1ea5t ph\u1ea3n \u1ee9ng trong t\u1eebng m\u1eaft x\u00edch l\u00e0 \u0111i\u1ec1u ki\u1ec7n ti\u00ean quy\u1ebft gi\u00fap k\u1ef9 s\u01b0 v\u00e0 qu\u1ea3n l\u00fd c\u01a1 s\u1edf ki\u1ec3m so\u00e1t t\u1ed1i \u0111a r\u1ee7i ro v\u1eadn h\u00e0nh.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-62469\" src=\"https:\/\/thaodvh.com\/blog\/wp-content\/uploads\/2026\/09\/be-xu-ly-nuoc-thai-01.webp\" alt=\"\" width=\"1200\" height=\"1200\" title=\"\" srcset=\"https:\/\/thaodvh.com\/blog\/wp-content\/uploads\/2026\/09\/be-xu-ly-nuoc-thai-01.webp 1200w, https:\/\/thaodvh.com\/blog\/wp-content\/uploads\/2026\/09\/be-xu-ly-nuoc-thai-01-400x400.webp 400w, https:\/\/thaodvh.com\/blog\/wp-content\/uploads\/2026\/09\/be-xu-ly-nuoc-thai-01-800x800.webp 800w, https:\/\/thaodvh.com\/blog\/wp-content\/uploads\/2026\/09\/be-xu-ly-nuoc-thai-01-280x280.webp 280w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><\/p>\n<h2><span class=\"ez-toc-section\" id=\"1_Tong_quan_va_vai_tro_cua_be_xu_ly_nuoc_thai_trong_he_thong_moi_truong\"><\/span>1. T\u1ed5ng quan v\u00e0 vai tr\u00f2 c\u1ee7a b\u1ec3 x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i trong h\u1ec7 th\u1ed1ng m\u00f4i tr\u01b0\u1eddng<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Trong h\u1ea1 t\u1ea7ng h\u1ea1 k\u1ef9 thu\u1eadt x\u1eed l\u00fd m\u00f4i tr\u01b0\u1eddng, b\u1ec3 x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i \u0111\u00f3ng vai tr\u00f2 l\u00e0 nh\u1eefng \u0111\u01a1n v\u1ecb ph\u1ea3n \u1ee9ng (reactors) c\u1ed1t l\u00f5i. M\u1ed7i b\u1ec3 x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i \u0111\u1ea3m nh\u1eadn m\u1ed9t ch\u1ee9c n\u0103ng \u0111\u1ed9ng th\u00e1i ri\u00eang bi\u1ec7t, t\u1eeb lo\u1ea1i b\u1ecf c\u1eb7n th\u00f4, \u0111i\u1ec1u h\u00f2a l\u01b0u l\u01b0\u1ee3ng, ph\u00e2n h\u1ee7y ch\u1ea5t h\u1eefu c\u01a1 ph\u1ee9c t\u1ea1p \u0111\u1ebfn kh\u1eed dinh d\u01b0\u1ee1ng (Nit\u01a1, Photpho) v\u00e0 ti\u1ec7t tr\u00f9ng n\u01b0\u1edbc th\u1ea3i tr\u01b0\u1edbc khi x\u1ea3 ra ngu\u1ed3n ti\u1ebfp nh\u1eadn.<\/p>\n<p>T\u00f9y thu\u1ed9c v\u00e0o b\u1ea3n ch\u1ea5t d\u00f2ng th\u1ea3i v\u00e0 m\u1ee5c ti\u00eau ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc sau x\u1eed l\u00fd, c\u00e1c b\u1ec3 x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i theo ba nh\u00f3m nguy\u00ean l\u00fd ch\u00ednh:<\/p>\n<ul>\n<li><strong>C\u01a1 ch\u1ebf c\u01a1 h\u1ecdc v\u00e0 h\u00f3a l\u00fd:<\/strong> D\u1ef1a tr\u00ean l\u1ef1c tr\u1ecdng l\u1ef1c, l\u1ef1c ly t\u00e2m, s\u1ef1 thay \u0111\u1ed5i pH v\u00e0 ph\u1ea3n \u1ee9ng k\u1ebft t\u1ee7a keo t\u1ee5 \u0111\u1ec3 t\u00e1ch c\u00e1c ch\u1ea5t r\u1eafn l\u01a1 l\u1eedng (TSS), d\u1ea7u m\u1ee1 v\u00e0 kim lo\u1ea1i n\u1eb7ng.<\/li>\n<li><strong>C\u01a1 ch\u1ebf sinh h\u1ecdc k\u1ef5 kh\u00ed (Anaerobic):<\/strong> S\u1eed d\u1ee5ng qu\u1ea7n th\u1ec3 vi sinh v\u1eadt k\u1ef5 kh\u00ed kh\u00f4ng c\u1ea7n oxy \u0111\u1ec3 ph\u00e2n h\u1ee7y c\u00e1c h\u1ee3p ch\u1ea5t h\u1eefu c\u01a1 cao ph\u00e2n t\u1eed \u1edf n\u1ed3ng \u0111\u1ed9 \u00f4 nhi\u1ec5m cao (BOD\/COD l\u1edbn).<\/li>\n<li><strong>C\u01a1 ch\u1ebf sinh h\u1ecdc thi\u1ebfu kh\u00ed (Anoxic) v\u00e0 hi\u1ebfu kh\u00ed (Aerobic):<\/strong> Nh\u1edd chu\u1ed7i vi sinh v\u1eadt ti\u00eau th\u1ee5 oxy ph\u00e2n t\u1eed ho\u1eb7c oxy li\u00ean k\u1ebft \u0111\u1ec3 tri\u1ec7t ti\u00eau tri\u1ec7t \u0111\u1ec3 BOD, COD, \u0111\u1ed3ng th\u1eddi th\u1ef1c hi\u1ec7n chu tr\u00ecnh chuy\u1ec3n h\u00f3a Nit\u01a1 v\u00e0 Photpho.<\/li>\n<\/ul>\n<p>Theo c\u00e1c t\u00e0i li\u1ec7u k\u1ef9 thu\u1eadt t\u1eeb C\u01a1 quan B\u1ea3o v\u1ec7 M\u00f4i tr\u01b0\u1eddng Hoa K\u1ef3 (US EPA) c\u0169ng nh\u01b0 h\u1ec7 th\u1ed1ng Quy chu\u1ea9n k\u1ef9 thu\u1eadt qu\u1ed1c gia do B\u1ed9 T\u00e0i nguy\u00ean v\u00e0 M\u00f4i tr\u01b0\u1eddng (MONRE) ban h\u00e0nh, vi\u1ec7c k\u1ebft h\u1ee3p ch\u00ednh x\u00e1c chu\u1ed7i c\u00e1c b\u1ec3 x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i s\u1ebd quy\u1ebft \u0111\u1ecbnh \u0111\u1ebfn 95% \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh v\u00e0 tu\u1ed5i th\u1ecd c\u1ee7a to\u00e0n b\u1ed9 c\u00f4ng tr\u00ecnh m\u00f4i tr\u01b0\u1eddng. C\u00f9ng <a href=\"https:\/\/moitruonglighthouse.com\/be-xu-ly-nuoc-thai-sinh-hoat-huong-dan-thiet-ke-van-hanh.html\" target=\"_blank\" rel=\"noopener\">M\u00f4i Tr\u01b0\u1eddng Lighthouse<\/a> ph\u00e2n t\u00edch s\u00e2u c\u01a1 ch\u1ebf ho\u1ea1t \u0111\u1ed9ng c\u1ee7a t\u1eebng lo\u1ea1i b\u1ec3 trong c\u00e1c ph\u1ea7n ti\u1ebfp theo.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"2_Co_che_ky_thuat_cua_cac_loai_be_xu_ly_nuoc_thai_tien_xu_ly_va_hoa_ly\"><\/span>2. C\u01a1 ch\u1ebf k\u1ef9 thu\u1eadt c\u1ee7a c\u00e1c lo\u1ea1i b\u1ec3 x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i ti\u1ec1n x\u1eed l\u00fd v\u00e0 h\u00f3a l\u00fd<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Ti\u1ec1n x\u1eed l\u00fd v\u00e0 x\u1eed l\u00fd h\u00f3a l\u00fd l\u00e0 giai \u0111o\u1ea1n b\u1ea3o v\u1ec7 c\u00e1c b\u1ec3 sinh h\u1ecdc ph\u00eda sau kh\u1ecfi hi\u1ec7n t\u01b0\u1ee3ng qu\u00e1 t\u1ea3i, t\u1eafc ngh\u1ebdn ho\u1eb7c ng\u1ed9 \u0111\u1ed9c vi sinh. M\u1ed7i lo\u1ea1i b\u1ec3 x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i trong giai \u0111o\u1ea1n n\u00e0y \u0111\u1ec1u c\u00f3 nguy\u00ean l\u00fd v\u1eadn h\u00e0nh \u0111\u1eb7c th\u00f9.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Be_thu_gom_va_Be_tach_mo_Oil_and_Grease_Interceptor\"><\/span>B\u1ec3 thu gom v\u00e0 B\u1ec3 t\u00e1ch m\u1ee1 (Oil and Grease Interceptor)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>B\u1ec3 thu gom ti\u1ebfp nh\u1eadn n\u01b0\u1edbc th\u1ea3i ban \u0111\u1ea7u t\u1eeb c\u00e1c ngu\u1ed3n ph\u00e1t sinh. T\u1ea1i \u0111\u00e2y, n\u01b0\u1edbc th\u1ea3i tr\u1ea3i qua qu\u00e1 tr\u00ecnh l\u1ecdc c\u01a1 h\u1ecdc s\u01a1 c\u1ea5p qua song ch\u1eafn r\u00e1c \u0111\u1ec3 lo\u1ea1i b\u1ecf t\u00fai nilon, r\u00e1c x\u01a1 s\u1ee3i v\u00e0 d\u1ecb v\u1eadt k\u00edch th\u01b0\u1edbc l\u1edbn.<\/p>\n<p>Ngay sau \u0111\u00f3, n\u01b0\u1edbc th\u1ea3i ch\u1ee9a d\u1ea7u m\u1ee1 \u0111\u1ed9ng th\u1ef1c v\u1eadt ho\u1eb7c kho\u00e1ng ch\u1ea5t \u0111\u01b0\u1ee3c d\u1eabn qua B\u1ec3 t\u00e1ch m\u1ee1. Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng d\u1ef1a tr\u00ean s\u1ef1 ch\u00eanh l\u1ec7ch t\u1ef7 tr\u1ecdng gi\u1eefa d\u1ea7u m\u1ee1 (nh\u1eb9 h\u01a1n n\u01b0\u1edbc, kho\u1ea3ng 0.85 &#8211; 0.92 g\/cm\u00b3) v\u00e0 n\u01b0\u1edbc th\u1ea3i. Khi v\u1eadn t\u1ed1c d\u00f2ng ch\u1ea3y gi\u1ea3m xu\u1ed1ng d\u01b0\u1edbi 0.005 m\/s, c\u00e1c h\u1ea1t d\u1ea7u n\u1ed5i l\u00ean b\u1ec1 m\u1eb7t h\u00ecnh th\u00e0nh l\u1edbp m\u00e0ng v\u00e1ng m\u1ee1, trong khi n\u01b0\u1edbc trong \u0111\u01b0\u1ee3c r\u00fat ra t\u1eeb \u0111\u00e1y b\u1ec3 qua v\u00e1ch ng\u0103n ch\u1ea3y ch\u00ecm.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Be_dieu_hoa_Equalization_Tank\"><\/span>B\u1ec3 \u0111i\u1ec1u h\u00f2a (Equalization Tank)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>S\u1ef1 dao \u0111\u1ed9ng v\u1ec1 l\u01b0u l\u01b0\u1ee3ng v\u00e0 n\u1ed3ng \u0111\u1ed9 ch\u1ea5t \u00f4 nhi\u1ec5m theo gi\u1edd trong ng\u00e0y l\u00e0 nguy\u00ean nh\u00e2n h\u00e0ng \u0111\u1ea7u g\u00e2y s\u1ed1c t\u1ea3i vi sinh. B\u1ec3 \u0111i\u1ec1u h\u00f2a \u0111\u00f3ng vai tr\u00f2 c\u00e2n b\u1eb1ng hai th\u00f4ng s\u1ed1 quan tr\u1ecdng n\u00e0y. C\u01a1 ch\u1ebf v\u1eadn h\u00e0nh c\u1ee7a b\u1ec3 \u0111i\u1ec1u h\u00f2a bao g\u1ed3m:<\/p>\n<ul>\n<li><strong>T\u1ea1o th\u1eddi gian l\u01b0u (HRT):<\/strong> B\u1ec3 x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf th\u1eddi gian l\u01b0u n\u01b0\u1edbc t\u1eeb 4 \u0111\u1ebfn 12 gi\u1edd t\u00f9y theo bi\u1ec3u \u0111\u1ed3 x\u1ea3 th\u1ea3i c\u1ee7a nh\u00e0 m\u00e1y ho\u1eb7c khu d\u00e2n c\u01b0.<\/li>\n<li><strong>X\u00e1o tr\u1ed9n li\u00ean t\u1ee5c:<\/strong> H\u1ec7 th\u1ed1ng \u0111\u0129a ph\u00e2n ph\u1ed1i kh\u00ed m\u1ecbn d\u01b0\u1edbi \u0111\u00e1y ho\u1eb7c m\u00e1y khu\u1ea5y ch\u00ecm ho\u1ea1t \u0111\u1ed9ng li\u00ean t\u1ee5c v\u1edbi su\u1ea5t th\u1ed5i kh\u00ed t\u1eeb 10 &#8211; 15 l\/m\u00b3.ph\u00fat. Vi\u1ec7c x\u00e1o tr\u1ed9n ng\u0103n ch\u1eb7n tuy\u1ec7t \u0111\u1ed1i s\u1ef1 l\u1eafng c\u1eb7n m\u1ea7m b\u1ec7nh, \u0111\u1ed3ng th\u1eddi duy tr\u00ec tr\u1ea1ng th\u00e1i ph\u00e2n t\u00e1n \u0111\u1ec1u c\u1ee7a \u00f4 nhi\u1ec5m v\u00e0 h\u1ed7 tr\u1ee3 m\u1ed9t ph\u1ea7n qu\u00e1 tr\u00ecnh oxy h\u00f3a s\u01a1 b\u1ed9.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Be_keo_tu_%E2%80%93_tao_bong_va_Be_lang_Sedimentation_Tank\"><\/span>B\u1ec3 keo t\u1ee5 &#8211; t\u1ea1o b\u00f4ng v\u00e0 B\u1ec3 l\u1eafng (Sedimentation Tank)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0110\u1ed1i v\u1edbi n\u01b0\u1edbc th\u1ea3i ch\u1ee9a nhi\u1ec1u h\u1ea1t keo l\u01a1 l\u1eedng mang \u0111i\u1ec7n t\u00edch \u00e2m kh\u00f4ng th\u1ec3 t\u1ef1 l\u1eafng, b\u1ec3 keo t\u1ee5 &#8211; t\u1ea1o b\u00f4ng \u0111\u00f3ng vai tr\u00f2 \u00e9p c\u00e1c h\u1ea1t \u00f4 nhi\u1ec5m li\u00ean k\u1ebft l\u1ea1i v\u1edbi nhau:<\/p>\n<ul>\n<li><strong>Giai \u0111o\u1ea1n Keo t\u1ee5 (Coagulation):<\/strong> H\u00f3a ch\u1ea5t (PAC, Al2(SO4)3, FeCl3) \u0111\u01b0\u1ee3c ch\u00edch v\u00e0o b\u1ec3 x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i v\u1edbi v\u1eadn t\u1ed1c khu\u1ea5y nhanh (100 &#8211; 300 rpm) trong th\u1eddi gian 1 &#8211; 3 ph\u00fat \u0111\u1ec3 trung h\u00f2a \u0111i\u1ec7n t\u00edch b\u1ec1 m\u1eb7t c\u1ee7a c\u00e1c h\u1ea1t keo.<\/li>\n<li><strong>Giai \u0111o\u1ea1n T\u1ea1o b\u00f4ng (Flocculation):<\/strong> Ch\u1ea5t tr\u1ee3 l\u1eafng Polymer (PAM) \u0111\u01b0\u1ee3c th\u00eam v\u00e0o v\u1edbi l\u1ef1c khu\u1ea5y ch\u1eadm (20 &#8211; 50 rpm) trong 15 &#8211; 30 ph\u00fat, t\u1ea1o \u0111i\u1ec1u ki\u1ec7n cho c\u00e1c b\u00f4ng c\u1eb7n nh\u1ecf va ch\u1ea1m, li\u00ean k\u1ebft th\u00e0nh b\u00f4ng c\u1eb7n k\u00edch th\u01b0\u1edbc l\u1edbn c\u00f3 tr\u1ecdng l\u01b0\u1ee3ng \u0111\u00e1ng k\u1ec3.<\/li>\n<\/ul>\n<p>Sau khi t\u1ea1o b\u00f4ng, n\u01b0\u1edbc th\u1ea3i \u0111i v\u00e0o B\u1ec3 l\u1eafng s\u01a1 c\u1ea5p (L\u1eafng 1) ho\u1eb7c B\u1ec3 l\u1eafng th\u1ee9 c\u1ea5p (L\u1eafng 2). Nguy\u00ean l\u00fd v\u1eadn h\u00e0nh c\u1ee7a b\u1ec3 l\u1eafng d\u1ef1a tr\u00ean \u0110\u1ecbnh lu\u1eadt Stokes. V\u1eadn t\u1ed1c l\u1eafng c\u1ee7a h\u1ea1t c\u1eb7n \u0111\u01b0\u1ee3c t\u00ednh theo c\u00f4ng th\u1ee9c:<\/p>\n<p><em>v = [g * (\u03c1p &#8211; \u03c1f) * d\u00b2] \/ (18 * \u03bc)<\/em><\/p>\n<p>Trong \u0111\u00f3 g l\u00e0 gia t\u1ed1c tr\u1ecdng tr\u01b0\u1eddng, \u03c1p l\u00e0 kh\u1ed1i l\u01b0\u1ee3ng ri\u00eang c\u1ee7a h\u1ea1t c\u1eb7n, \u03c1f l\u00e0 kh\u1ed1i l\u01b0\u1ee3ng ri\u00eang c\u1ee7a n\u01b0\u1edbc, d l\u00e0 \u0111\u01b0\u1eddng k\u00ednh h\u1ea1t v\u00e0 \u03bc l\u00e0 \u0111\u1ed9 nh\u1edbt \u0111\u1ed9ng l\u1ef1c h\u1ecdc. C\u00e1c b\u00f4ng c\u1eb7n l\u1eafng xu\u1ed1ng \u0111\u00e1y t\u1ea1o th\u00e0nh b\u00f9n x\u1ea3 ra ngo\u00e0i, n\u01b0\u1edbc trong d\u00e2ng l\u00ean tr\u00e0n qua m\u00e1ng thu n\u01b0\u1edbc r\u0103ng c\u01b0a.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"3_Co_che_sinh_hoc_ky_khi_va_thieu_khi_trong_cac_be_xu_ly_nuoc_thai_nang_cao\"><\/span>3. C\u01a1 ch\u1ebf sinh h\u1ecdc k\u1ef5 kh\u00ed v\u00e0 thi\u1ebfu kh\u00ed trong c\u00e1c b\u1ec3 x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i n\u00e2ng cao<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>C\u00e1c ph\u1ea3n \u1ee9ng sinh h\u1ecdc k\u1ef5 kh\u00ed v\u00e0 thi\u1ebfu kh\u00ed \u0111\u00f3ng vai tr\u00f2 then ch\u1ed1t trong vi\u1ec7c x\u1eed l\u00fd c\u00e1c d\u00f2ng n\u01b0\u1edbc th\u1ea3i c\u00f3 n\u1ed3ng \u0111\u1ed9 ch\u1ea5t h\u1eefu c\u01a1 cao v\u00e0 gi\u00e0u dinh d\u01b0\u1ee1ng Nit\u01a1, Photpho.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Be_Anoxic_Be_sinh_hoc_thieu_khi\"><\/span>B\u1ec3 Anoxic (B\u1ec3 sinh h\u1ecdc thi\u1ebfu kh\u00ed)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>B\u1ec3 Anoxic \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng r\u1ed9ng r\u00e3i \u0111\u1ec3 x\u1eed l\u00fd tri\u1ec7t \u0111\u1ec3 Nit\u01a1 th\u00f4ng qua qu\u00e1 tr\u00ecnh Kh\u1eed Nitrat (Denitrificaton). Trong m\u00f4i tr\u01b0\u1eddng b\u1ec3 Anoxic, n\u1ed3ng \u0111\u1ed9 O2 h\u00f2a tan (DO) \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t nghi\u00eam ng\u1eb7t \u1edf m\u1ee9c d\u01b0\u1edbi 0.2 &#8211; 0.5 mg\/l, nh\u01b0ng l\u1ea1i gi\u00e0u O2 li\u00ean k\u1ebft d\u01b0\u1edbi d\u1ea1ng Nitrat (NO3-) v\u00e0 Nitrit (NO2-).<\/p>\n<p>Chu\u1ed7i ph\u1ea3n \u1ee9ng sinh h\u1ecdc di\u1ec5n ra t\u1ea1i b\u1ec3 Anoxic nh\u1edd vi khu\u1ea9n d\u1ecb d\u01b0\u1ee1ng thi\u1ebfu kh\u00ed (nh\u01b0 <em>Pseudomonas<\/em>, <em>Paracoccus<\/em>):<\/p>\n<p><em>NO3- \u2192 NO2- \u2192 NO \u2192 N2O \u2192 N2 (kh\u00ed tho\u00e1t ra kh\u00ed quy\u1ec3n)<\/em><\/p>\n<p>\u0110\u1ec3 ph\u1ea3n \u1ee9ng n\u00e0y di\u1ec5n ra ho\u00e0n to\u00e0n, vi khu\u1ea9n c\u1ea7n m\u1ed9t ngu\u1ed3n Carbon l\u00e0m ch\u1ea5t nh\u1eadn electron (c\u00f3 s\u1eb5n t\u1eeb BOD n\u01b0\u1edbc th\u1ea3i \u0111\u1ea7u v\u00e0o ho\u1eb7c b\u1ed5 sung Methanol\/Ethanol). Do \u0111\u00f3, d\u00f2ng n\u01b0\u1edbc th\u1ea3i t\u1eeb b\u1ec3 hi\u1ebfu kh\u00ed (gi\u00e0u NO3-) lu\u00f4n \u0111\u01b0\u1ee3c m\u00e1y b\u01a1m tu\u1ea7n ho\u00e0n ng\u01b0\u1ee3c v\u1ec1 B\u1ec3 Anoxic v\u1edbi t\u1ef7 l\u1ec7 t\u1eeb 100% &#8211; 300% l\u01b0u l\u01b0\u1ee3ng \u0111\u1ea7u v\u00e0o.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Be_UASB_Upflow_Anaerobic_Sludge_Blanket_%E2%80%93_Be_ky_khi_dong_chay_nguoc_qua_lop_bun\"><\/span>B\u1ec3 UASB (Upflow Anaerobic Sludge Blanket &#8211; B\u1ec3 k\u1ef5 kh\u00ed d\u00f2ng ch\u1ea3y ng\u01b0\u1ee3c qua l\u1edbp b\u00f9n)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>B\u1ec3 UASB l\u00e0 m\u1ed9t trong nh\u1eefng c\u00f4ng ngh\u1ec7 x\u1eed l\u00fd k\u1ef5 kh\u00ed hi\u1ec7u qu\u1ea3 nh\u1ea5t hi\u1ec7n nay \u0111\u1ed1i v\u1edbi n\u01b0\u1edbc th\u1ea3i c\u00f4ng nghi\u1ec7p c\u00f3 ch\u1ec9 s\u1ed1 COD &gt; 1.000 mg\/l (nh\u01b0 d\u1ec7t nhu\u1ed9m, ch\u1ebf bi\u1ebfn th\u1ef1c ph\u1ea9m, bia r\u01b0\u1ee3u, ch\u0103n nu\u00f4i). C\u01a1 ch\u1ebf v\u1eadn h\u00e0nh c\u1ee7a b\u1ec3 UASB tr\u1ea3i qua 4 giai \u0111o\u1ea1n ph\u00e2n h\u1ee7y k\u1ef5 kh\u00ed li\u00ean t\u1ee5c:<\/p>\n<ol>\n<li><strong>Th\u1ee7y ph\u00e2n (Hydrolysis):<\/strong> Ph\u1ee9c ch\u1ea5t nh\u01b0 Protein, Lipid, Polysaccharide chuy\u1ec3n th\u00e0nh c\u00e1c monomer \u0111\u01a1n gi\u1ea3n (Amino acid, Fatty acid, Monosaccharide).<\/li>\n<li><strong>Acid h\u00f3a (Acidogenesis):<\/strong> C\u00e1c monomer b\u1ecb vi khu\u1ea9n t\u1ea1o acid chuy\u1ec3n h\u00f3a th\u00e0nh c\u00e1c acid b\u00e9o bay h\u01a1i (VFA) nh\u01b0 acetic acid, propionic acid, butyric acid c\u00f9ng NH3, CO2, H2S.<\/li>\n<li><strong>Acetate h\u00f3a (Acetogenesis):<\/strong> Chuy\u1ec3n h\u00f3a c\u00e1c acid b\u00e9o bay h\u01a1i th\u00e0nh acetic acid, CO2 v\u00e0 H2.<\/li>\n<li><strong>Methane h\u00f3a (Methanogenesis):<\/strong> Qu\u1ea7n th\u1ec3 vi khu\u1ea9n Methane (nh\u01b0 <em>Methanobacterium<\/em>, <em>Methanosarcina<\/em>) chuy\u1ec3n acetic acid, H2 v\u00e0 CO2 th\u00e0nh kh\u00ed Methane (CH4) v\u00e0 CO2.<\/li>\n<\/ol>\n<p>\u0110\u1eb7c tr\u01b0ng c\u1ea5u t\u1ea1o c\u1ee7a b\u1ec3 x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i UASB l\u00e0 d\u00f2ng n\u01b0\u1edbc ph\u00e2n ph\u1ed1i t\u1eeb \u0111\u00e1y \u0111i ng\u01b0\u1ee3c l\u00ean qua l\u1edbp b\u00f9n h\u1ea1t k\u1ef5 kh\u00ed (Anaerobic Granular Sludge). Tr\u00ean \u0111\u1ec9nh b\u1ec3 l\u1eafp \u0111\u1eb7t b\u1ed9 t\u00e1ch 3 pha (Kh\u00ed &#8211; L\u1ecfng &#8211; R\u1eafn &#8211; GLS Separator). Kh\u00ed Biogas (CH4 60-70%, CO2 30-40%) \u0111\u01b0\u1ee3c thu gom \u1edf ch\u00f3p thu kh\u00ed; b\u00f9n sinh h\u1ecdc va ch\u1ea1m v\u00e0o t\u1ea5m ch\u1eafn v\u00e1ch nghi\u00eang v\u00e0 r\u01a1i ng\u01b0\u1ee3c l\u1ea1i v\u00f9ng ph\u1ea3n \u1ee9ng; n\u01b0\u1edbc trong d\u00e2ng l\u00ean tr\u00e0n qua m\u00e1ng thu.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/thaodvh.com\/blog\/wp-content\/uploads\/2026\/09\/be-xu-ly-nuoc-thai-co-che-nguyen-ly-van-hanh-01-1.jpg\" alt=\"B\u1ec3 X\u1eed L\u00fd N\u01b0\u1edbc Th\u1ea3i: C\u01a1 Ch\u1ebf V\u00e0 Nguy\u00ean L\u00fd V\u1eadn H\u00e0nh Chi Ti\u1ebft\" title=\"\"><\/p>\n<h2><span class=\"ez-toc-section\" id=\"4_Co_che_sinh_hoc_hieu_khi_trong_be_xu_ly_nuoc_thai_cong_nghiep_va_sinh_hoat\"><\/span>4. C\u01a1 ch\u1ebf sinh h\u1ecdc hi\u1ebfu kh\u00ed trong b\u1ec3 x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i c\u00f4ng nghi\u1ec7p v\u00e0 sinh ho\u1ea1t<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>X\u1eed l\u00fd hi\u1ebfu kh\u00ed l\u00e0 c\u00f4ng \u0111o\u1ea1n b\u1eaft bu\u1ed9c gi\u00fap gi\u1ea3m t\u1ea3i l\u01b0\u1ee3ng BOD, COD v\u1ec1 ng\u01b0\u1ee1ng an to\u00e0n tr\u01b0\u1edbc khi x\u1ea3 ra m\u00f4i tr\u01b0\u1eddng theo ti\u00eau chu\u1ea9n c\u1ee7a B\u1ed9 T\u00e0i nguy\u00ean v\u00e0 M\u00f4i tr\u01b0\u1eddng (MONRE).<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Be_Aerotank_Be_bun_hoat_tinh_hieu_khi_truyen_thong\"><\/span>B\u1ec3 Aerotank (B\u1ec3 b\u00f9n ho\u1ea1t t\u00ednh hi\u1ebfu kh\u00ed truy\u1ec1n th\u1ed1ng)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>B\u1ec3 Aerotank ho\u1ea1t \u0111\u1ed9ng d\u1ef1a tr\u00ean qu\u1ea7n th\u1ec3 vi sinh v\u1eadt hi\u1ebfu kh\u00ed s\u1ed1ng l\u01a1 l\u1eedng (B\u00f9n ho\u1ea1t t\u00ednh &#8211; Activated Sludge). N\u0103ng l\u01b0\u1ee3ng \u0111\u01b0\u1ee3c cung c\u1ea5p li\u00ean t\u1ee5c qua h\u1ec7 th\u1ed1ng m\u00e1y th\u1ed5i kh\u00ed v\u00e0 \u0111\u0129a ph\u00e2n ph\u1ed1i kh\u00ed m\u1ecbn nh\u1eb1m duy tr\u00ec l\u01b0\u1ee3ng oxy h\u00f2a tan (DO) t\u1eeb 2.0 &#8211; 4.0 mg\/l.<\/p>\n<p>C\u00e1c c\u01a1 ch\u1ebf sinh h\u00f3a di\u1ec5n ra \u0111\u1ed3ng th\u1eddi trong B\u1ec3 Aerotank bao g\u1ed3m:<\/p>\n<ul>\n<li><strong>Oxy h\u00f3a ch\u1ea5t h\u1eefu c\u01a1 (Chuy\u1ec3n h\u00f3a BOD):<\/strong> Vi khu\u1ea9n ti\u00eau th\u1ee5 ch\u1ea5t h\u1eefu c\u01a1 h\u00f2a tan \u0111\u1ec3 sinh tr\u01b0\u1edfng v\u00e0 t\u1ed5ng h\u1ee3p t\u1ebf b\u00e0o m\u1edbi:\n<p><em>Ch\u1ea5t h\u1eefu c\u01a1 + O2 + Vi khu\u1ea9n Hi\u1ebfu kh\u00ed \u2192 CO2 + H2O + T\u1ebf b\u00e0o m\u1edbi + N\u0103ng l\u01b0\u1ee3ng<\/em><\/li>\n<li><strong>Qu\u00e1 tr\u00ecnh Nitrit h\u00f3a &amp; Nitrat h\u00f3a (Nitrification):<\/strong> Di\u1ec5n ra qua 2 b\u01b0\u1edbc nh\u1edd vi khu\u1ea9n t\u1ef1 d\u01b0\u1ee1ng:\n<p>B\u01b0\u1edbc 1 (Nitrosomonas): <em>2NH4+ + 3O2 \u2192 2NO2- + 4H+ + 2H2O<\/em><\/p>\n<p>B\u01b0\u1edbc 2 (Nitrobacter): <em>2NO2- + O2 \u2192 2NO3-<\/em><\/li>\n<\/ul>\n<p>\u0110\u1ec3 B\u1ec3 Aerotank duy tr\u00ec hi\u1ec7u su\u1ea5t cao, k\u1ef9 s\u01b0 v\u1eadn h\u00e0nh ph\u1ea3i ki\u1ec3m so\u00e1t nghi\u00eam ng\u1eb7t n\u1ed3ng \u0111\u1ed9 b\u00f9n ho\u1ea1t t\u00ednh l\u01a1 l\u1eedng MLSS (th\u01b0\u1eddng t\u1eeb 2.500 &#8211; 4.000 mg\/l), t\u1ef7 l\u1ec7 F\/M (Th\u1ee9c \u0103n\/Vi sinh) t\u1eeb 0.2 &#8211; 0.6 kg BOD\/kg MLSS.ng\u00e0y v\u00e0 ch\u1ec9 s\u1ed1 th\u1ec3 t\u00edch b\u00f9n SV30.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Be_MBBR_Moving_Bed_Biofilm_Reactor_%E2%80%93_Be_sinh_hoc_gia_the_di_dong\"><\/span>B\u1ec3 MBBR (Moving Bed Biofilm Reactor &#8211; B\u1ec3 sinh h\u1ecdc gi\u00e1 th\u1ec3 di \u0111\u1ed9ng)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>B\u1ec3 MBBR l\u00e0 s\u1ef1 c\u1ea3i ti\u1ebfn v\u01b0\u1ee3t b\u1eadc c\u1ee7a B\u1ec3 Aerotank b\u1eb1ng c\u00e1ch cho th\u00eam c\u00e1c h\u1ea1t gi\u00e1 th\u1ec3 vi sinh b\u1eb1ng nh\u1ef1a (HDPE, PP) c\u00f3 di\u1ec7n t\u00edch b\u1ec1 m\u1eb7t l\u1edbn (t\u1eeb 500 &#8211; 1.200 m\u00b2\/m\u00b3) chuy\u1ec3n \u0111\u1ed9ng l\u01a1 l\u1eedng trong b\u1ec3 x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i nh\u1edd l\u1ef1c x\u00e1o tr\u1ed9n c\u1ee7a h\u1ec7 th\u1ed1ng ph\u00e2n ph\u1ed1i kh\u00ed.<\/p>\n<p>Vi sinh v\u1eadt kh\u00f4ng ch\u1ec9 l\u01a1 l\u1eedng trong n\u01b0\u1edbc m\u00e0 c\u00f2n t\u0103ng tr\u01b0\u1edfng b\u00e1m d\u00ednh t\u1ea1o th\u00e0nh l\u1edbp m\u00e0ng sinh h\u1ecdc (Biofilm) nhi\u1ec1u t\u1ea7ng tr\u00ean gi\u00e1 th\u1ec3. L\u1edbp ngo\u00e0i ti\u1ebfp x\u00fac O2 th\u1ef1c hi\u1ec7n qu\u00e1 tr\u00ecnh hi\u1ebfu kh\u00ed (gi\u1ea3m BOD, Nitrat h\u00f3a), l\u1edbp s\u00e2u b\u00ean trong do gi\u1edbi h\u1ea1n khu\u1ebfch t\u00e1n O2 h\u00ecnh th\u00e0nh v\u00f9ng vi thi\u1ebfu kh\u00ed\/k\u1ef5 kh\u00ed gi\u00fap th\u1ef1c hi\u1ec7n lu\u00f4n qu\u00e1 tr\u00ecnh kh\u1eed Nitrat ngay trong m\u1ed9t b\u1ec3 \u0111\u01a1n l\u1ebb. C\u00f4ng ngh\u1ec7 n\u00e0y t\u0103ng m\u1eadt \u0111\u1ed9 vi sinh g\u1ea5p 3-5 l\u1ea7n so v\u1edbi B\u1ec3 Aerotank th\u00f4ng th\u01b0\u1eddng, gi\u00fap ti\u1ebft ki\u1ec7m di\u1ec7n t\u00edch x\u00e2y d\u1ef1ng.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Be_MBR_Membrane_Bioreactor_%E2%80%93_Be_sinh_hoc_mang_loc\"><\/span>B\u1ec3 MBR (Membrane Bioreactor &#8211; B\u1ec3 sinh h\u1ecdc m\u00e0ng l\u1ecdc)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>B\u1ec3 MBR t\u00edch h\u1ee3p qu\u00e1 tr\u00ecnh x\u1eed l\u00fd sinh h\u1ecdc hi\u1ebfu kh\u00ed v\u1edbi k\u1ef9 thu\u1eadt t\u00e1ch m\u00e0ng si\u00eau l\u1ecdc (Ultrafiltration) c\u00f3 k\u00edch th\u01b0\u1edbc l\u1ed7 m\u00e0ng si\u00eau nh\u1ecf t\u1eeb 0.03 &#8211; 0.4 \u00b5m. Thay v\u00ec d\u00f9ng B\u1ec3 l\u1eafng 2 \u0111\u1ec3 ph\u00e2n t\u00e1ch b\u00f9n v\u00e0 n\u01b0\u1edbc, c\u00e1c c\u1ee5m m\u00e0ng MBR (d\u1ea1ng s\u1ee3i r\u1ed7ng ho\u1eb7c t\u1ea5m ph\u1eb3ng) \u0111\u01b0\u1ee3c \u0111\u1eb7t tr\u1ef1c ti\u1ebfp trong b\u1ec3 x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i sinh h\u1ecdc.<\/p>\n<p>B\u01a1m h\u00fat ch\u00e2n kh\u00f4ng t\u1ea1o \u00e1p su\u1ea5t \u00e2m (10 &#8211; 30 kPa) h\u00fat n\u01b0\u1edbc s\u1ea1ch xuy\u00ean qua m\u00e0ng ra ngo\u00e0i, trong khi to\u00e0n b\u1ed9 vi sinh v\u1eadt, c\u1eb7n l\u01a1 l\u1eedng v\u00e0 c\u00e1c vi khu\u1ea9n nguy h\u1ea1i b\u1ecb gi\u1eef l\u1ea1i ho\u00e0n to\u00e0n trong b\u1ec3. N\u1ed3ng \u0111\u1ed9 b\u00f9n MLSS trong b\u1ec3 MBR c\u00f3 th\u1ec3 duy tr\u00ec \u1edf m\u1ee9c r\u1ea5t cao (8.000 &#8211; 15.000 mg\/l), gi\u00fap th\u1eddi gian l\u01b0u b\u00f9n (SRT) k\u00e9o d\u00e0i v\u00e0 gi\u1ea3m thi\u1ec3u t\u1ed1i \u0111a th\u1ec3 t\u00edch c\u00f4ng tr\u00ecnh.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Be_SBR_Sequencing_Batch_Reactor_%E2%80%93_Be_phan_ung_theo_chu_ky\"><\/span>B\u1ec3 SBR (Sequencing Batch Reactor &#8211; B\u1ec3 ph\u1ea3n \u1ee9ng theo chu k\u1ef3)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>B\u1ec3 SBR th\u1ef1c hi\u1ec7n t\u1ea5t c\u1ea3 c\u00e1c c\u00f4ng \u0111o\u1ea1n (\u0111i\u1ec1u h\u00f2a, anoxic, aerotank, l\u1eafng, g\u1ea1n n\u01b0\u1edbc) trong c\u00f9ng m\u1ed9t b\u1ec3 x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i duy nh\u1ea5t theo tr\u00ecnh t\u1ef1 th\u1eddi gian gi\u00e1n \u0111o\u1ea1n. M\u1ed9t chu k\u1ef3 v\u1eadn h\u00e0nh c\u1ee7a b\u1ec3 SBR g\u1ed3m 5 pha n\u1ed1i ti\u1ebfp nhau:<\/p>\n<ol>\n<li><strong>Pha L\u00e0m \u0111\u1ea7y (Fill):<\/strong> N\u01b0\u1edbc th\u1ea3i \u0111\u01b0\u1ee3c b\u01a1m v\u00e0o b\u1ec3, c\u00f3 th\u1ec3 k\u1ebft h\u1ee3p khu\u1ea5y kh\u00f4ng th\u1ed5i kh\u00ed \u0111\u1ec3 t\u1ea1o m\u00f4i tr\u01b0\u1eddng thi\u1ebfu kh\u00ed\/k\u1ef5 kh\u00ed.<\/li>\n<li><strong>Pha Ph\u1ea3n \u1ee9ng (React):<\/strong> Th\u1ed5i kh\u00ed li\u00ean t\u1ee5c \u0111\u1ec3 vi sinh v\u1eadt hi\u1ebfu kh\u00ed oxy h\u00f3a ch\u1ea5t h\u1eefu c\u01a1 v\u00e0 Nitrat h\u00f3a.<\/li>\n<li><strong>Pha L\u1eafng (Settle):<\/strong> Ng\u1eebng th\u1ed5i kh\u00ed v\u00e0 khu\u1ea5y, to\u00e0n b\u1ed9 b\u1ec3 chuy\u1ec3n sang tr\u1ea1ng th\u00e1i t\u0129nh tuy\u1ec7t \u0111\u1ed1i \u0111\u1ec3 b\u00f9n l\u1eafng xu\u1ed1ng \u0111\u00e1y nh\u1edd tr\u1ecdng l\u1ef1c.<\/li>\n<li><strong>Pha T\u00e1ch n\u01b0\u1edbc (Decant):<\/strong> Thi\u1ebft b\u1ecb g\u1ea1n n\u01b0\u1edbc m\u1eb7t (Decanter) thu ph\u1ea7n n\u01b0\u1edbc trong \u1edf ph\u00eda tr\u00ean ra ngo\u00e0i.<\/li>\n<li><strong>Pha Ngh\u1ec9 (Idle):<\/strong> X\u1ea3 b\u00f9n d\u01b0 th\u1eeba v\u00e0 chu\u1ea9n b\u1ecb cho chu k\u1ef3 ti\u1ebfp theo.<\/li>\n<\/ol>\n<p>H\u1ec7 th\u1ed1ng SBR c\u1ef1c k\u1ef3 th\u00edch h\u1ee3p cho c\u00e1c c\u01a1 s\u1edf c\u00f3 l\u01b0u l\u01b0\u1ee3ng n\u01b0\u1edbc th\u1ea3i bi\u1ebfn \u0111\u1ed9ng l\u1edbn ho\u1eb7c c\u00e1c d\u1ef1 \u00e1n nh\u1ecf nh\u01b0 <a href=\"https:\/\/moitruonglighthouse.com\/xu-ly-nuoc-thai-phong-kham.html\" target=\"_blank\" rel=\"noopener\">x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i ph\u00f2ng kh\u00e1m<\/a>, b\u1ec7nh vi\u1ec7n t\u01b0 nh\u00e2n v\u00e0 c\u01a1 s\u1edf d\u1ecbch v\u1ee5.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"5_So_sanh_thong_so_ky_thuat_va_tieu_chuan_van_hanh_giua_cac_loai_be_xu_ly_nuoc_thai\"><\/span>5. So s\u00e1nh th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt v\u00e0 ti\u00eau chu\u1ea9n v\u1eadn h\u00e0nh gi\u1eefa c\u00e1c lo\u1ea1i b\u1ec3 x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0110\u1ec3 gi\u00fap doanh nghi\u1ec7p v\u00e0 k\u1ef9 s\u01b0 m\u00f4i tr\u01b0\u1eddng c\u00f3 c\u00e1i nh\u00ecn t\u1ed5ng quan khi \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh \u0111\u1ea7u t\u01b0, d\u01b0\u1edbi \u0111\u00e2y l\u00e0 b\u1ea3ng so s\u00e1nh chi ti\u1ebft c\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt then ch\u1ed1t c\u1ee7a c\u00e1c d\u00f2ng b\u1ec3 x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i ph\u1ed5 bi\u1ebfn hi\u1ec7n nay:<\/p>\n<table style=\"border-collapse: collapse; width: 100%;\" border=\"1\" cellspacing=\"0\" cellpadding=\"8\">\n<thead>\n<tr style=\"background-color: #f2f2f2;\">\n<th>Lo\u1ea1i B\u1ec3 X\u1eed L\u00fd N\u01b0\u1edbc Th\u1ea3i<\/th>\n<th>Th\u1eddi Gian L\u01b0u N\u01b0\u1edbc (HRT)<\/th>\n<th>N\u1ed3ng \u0110\u1ed9 B\u00f9n MLSS (mg\/l)<\/th>\n<th>T\u1ea3i Tr\u1ecdng BOD\/COD (kg\/m\u00b3.ng\u00e0y)<\/th>\n<th>Hi\u1ec7u Su\u1ea5t X\u1eed L\u00fd BOD\/TN<\/th>\n<th>Nhu C\u1ea7u Di\u1ec7n T\u00edch M\u1eb7t B\u1eb1ng<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>B\u1ec3 \u0110i\u1ec1u H\u00f2a<\/strong><\/td>\n<td>4 &#8211; 12 gi\u1edd<\/td>\n<td>Kh\u00f4ng \u00e1p d\u1ee5ng<\/td>\n<td>Kh\u00f4ng \u00e1p d\u1ee5ng<\/td>\n<td>10 &#8211; 15% (Ch\u1ec9 oxy h\u00f3a s\u01a1 b\u1ed9)<\/td>\n<td>Trung b\u00ecnh<\/td>\n<\/tr>\n<tr>\n<td><strong>B\u1ec3 UASB<\/strong><\/td>\n<td>6 &#8211; 24 gi\u1edd<\/td>\n<td>30.000 &#8211; 80.000 (B\u00f9n h\u1ea1t)<\/td>\n<td>5.0 &#8211; 15.0 kg COD\/m\u00b3.ng\u00e0y<\/td>\n<td>COD: 75 &#8211; 85% \/ TN: Th\u1ea5p<\/td>\n<td>Nh\u1ecf (Thi\u1ebft k\u1ebf cao)<\/td>\n<\/tr>\n<tr>\n<td><strong>B\u1ec3 Anoxic<\/strong><\/td>\n<td>2 &#8211; 6 gi\u1edd<\/td>\n<td>2.500 &#8211; 4.500<\/td>\n<td>0.5 &#8211; 1.5 kg BOD\/m\u00b3.ng\u00e0y<\/td>\n<td>Kh\u1eed Nitrat 70 &#8211; 90%<\/td>\n<td>Nh\u1ecf \u0111\u1ebfn Trung b\u00ecnh<\/td>\n<\/tr>\n<tr>\n<td><strong>B\u1ec3 Aerotank<\/strong><\/td>\n<td>6 &#8211; 12 gi\u1edd<\/td>\n<td>2.500 &#8211; 4.000<\/td>\n<td>0.4 &#8211; 1.2 kg BOD\/m\u00b3.ng\u00e0y<\/td>\n<td>BOD: 85 &#8211; 95% \/ TN: 30 &#8211; 50%<\/td>\n<td>L\u1edbn (C\u1ea7n B\u1ec3 L\u1eafng 2)<\/td>\n<\/tr>\n<tr>\n<td><strong>B\u1ec3 MBBR<\/strong><\/td>\n<td>3 &#8211; 8 gi\u1edd<\/td>\n<td>4.000 &#8211; 8.000<\/td>\n<td>1.5 &#8211; 4.0 kg BOD\/m\u00b3.ng\u00e0y<\/td>\n<td>BOD: 90 &#8211; 98% \/ TN: 60 &#8211; 80%<\/td>\n<td>Ti\u1ebft ki\u1ec7m 30 &#8211; 50%<\/td>\n<\/tr>\n<tr>\n<td><strong>B\u1ec3 MBR<\/strong><\/td>\n<td>2 &#8211; 5 gi\u1edd<\/td>\n<td>8.000 &#8211; 15.000<\/td>\n<td>2.0 &#8211; 6.0 kg BOD\/m\u00b3.ng\u00e0y<\/td>\n<td>BOD: &gt;98% \/ TN: 70 &#8211; 85%<\/td>\n<td>R\u1ea5t nh\u1ecf (Kh\u00f4ng c\u1ea7n B\u1ec3 L\u1eafng 2)<\/td>\n<\/tr>\n<tr>\n<td><strong>B\u1ec3 SBR<\/strong><\/td>\n<td>12 &#8211; 24 gi\u1edd\/chu k\u1ef3<\/td>\n<td>2.000 &#8211; 5.000<\/td>\n<td>0.6 &#8211; 2.0 kg BOD\/m\u00b3.ng\u00e0y<\/td>\n<td>BOD: 90 &#8211; 95% \/ TN: 70 &#8211; 85%<\/td>\n<td>Nh\u1ecf (T\u00edch h\u1ee3p nhi\u1ec1u pha)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>B\u00ean c\u1ea1nh vi\u1ec7c n\u1eafm v\u1eefng th\u00f4ng s\u1ed1 k\u00edch th\u01b0\u1edbc v\u00e0 th\u1eddi gian l\u01b0u, c\u00e1c ch\u1ec9 s\u1ed1 \u0111o \u0111\u1ea1c th\u1ef1c \u0111\u1ecba \u0111\u00f3ng vai tr\u00f2 quy\u1ebft \u0111\u1ecbnh \u0111\u1ebfn s\u1ef1 \u1ed5n \u0111\u1ecbnh c\u1ee7a sinh kh\u1ed1i trong b\u1ec3 x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i:<\/p>\n<ul>\n<li><strong>Ch\u1ec9 s\u1ed1 pH:<\/strong> Duy tr\u00ec t\u1ed1i \u01b0u t\u1eeb 6.5 &#8211; 8.5 cho vi sinh hi\u1ebfu kh\u00ed v\u00e0 6.8 &#8211; 7.4 cho vi khu\u1ea9n methane h\u00f3a trong B\u1ec3 UASB.<\/li>\n<li><strong>Ch\u1ec9 s\u1ed1 Th\u1ebf oxy h\u00f3a kh\u1eed (ORP):<\/strong> Trong B\u1ec3 Anoxic c\u1ea7n duy tr\u00ec ORP t\u1eeb -100 mV \u0111\u1ebfn -200 mV; B\u1ec3 Aerotank duy tr\u00ec ORP t\u1eeb +100 mV \u0111\u1ebfn +200 mV; B\u1ec3 UASB k\u1ef5 kh\u00ed c\u1ea7n ORP nh\u1ecf h\u01a1n -300 mV.<\/li>\n<li><strong>T\u1ef7 l\u1ec7 dinh d\u01b0\u1ee1ng C : N : P:<\/strong> \u0110\u1ed1i v\u1edbi b\u1ec3 hi\u1ebfu kh\u00ed (Aerotank, MBBR, MBR) duy tr\u00ec c\u00e2n b\u1eb1ng 100 : 5 : 1; \u0111\u1ed1i v\u1edbi b\u1ec3 k\u1ef5 kh\u00ed (UASB) duy tr\u00ec \u1edf m\u1ee9c 350 : 5 : 1.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"6_Huong_dan_lua_chon_va_thiet_ke_be_xu_ly_nuoc_thai_toi_uu_cho_doanh_nghiep\"><\/span>6. H\u01b0\u1edbng d\u1eabn l\u1ef1a ch\u1ecdn v\u00e0 thi\u1ebft k\u1ebf b\u1ec3 x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i t\u1ed1i \u01b0u cho doanh nghi\u1ec7p<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>M\u1ed7i lo\u1ea1i h\u00ecnh s\u1ea3n xu\u1ea5t kinh doanh s\u1edf h\u1eefu \u0111\u1eb7c t\u00ednh n\u01b0\u1edbc th\u1ea3i ri\u00eang bi\u1ec7t. Vi\u1ec7c l\u1ef1a ch\u1ecdn sai c\u00f4ng ngh\u1ec7 b\u1ec3 x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i kh\u00f4ng ch\u1ec9 l\u00e3ng ph\u00ed v\u1ed1n \u0111\u1ea7u t\u01b0 ban \u0111\u1ea7u (CapEx) m\u00e0 c\u00f2n \u0111\u1ea9y chi ph\u00ed v\u1eadn h\u00e0nh (OpEx) l\u00ean m\u1ee9c kh\u1ed5ng l\u1ed3.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Tieu_chi_lua_chon_mo_hinh_be_theo_nganh_nghe\"><\/span>Ti\u00eau ch\u00ed l\u1ef1a ch\u1ecdn m\u00f4 h\u00ecnh b\u1ec3 theo ng\u00e0nh ngh\u1ec1<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><strong>N\u01b0\u1edbc th\u1ea3i sinh ho\u1ea1t, \u0111\u00f4 th\u1ecb, t\u00f2a nh\u00e0 v\u0103n ph\u00f2ng:<\/strong> Chu\u1ed7i b\u1ec3 k\u1ebft h\u1ee3p B\u1ec3 \u0111i\u1ec1u h\u00f2a \u2192 B\u1ec3 Anoxic \u2192 B\u1ec3 Aerotank\/MBBR \u2192 B\u1ec3 l\u1eafng th\u1ee9 c\u1ea5p \u2192 B\u1ec3 kh\u1eed tr\u00f9ng l\u00e0 l\u1ef1a ch\u1ecdn kinh \u0111i\u1ec3n v\u00e0 chi ph\u00ed h\u1ee3p l\u00fd. Qu\u00fd kh\u00e1ch c\u00f3 th\u1ec3 tham kh\u1ea3o th\u00eam <a href=\"https:\/\/moitruonglighthouse.com\/giai-phap-toi-uu-tu-moi-truong-lighthouse-module-xu-ly-nuoc-thai-sinh-hoat-thong-minh-tiet-kiem-tien-tien-nhat.html\" target=\"_blank\" rel=\"noopener\">module x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i sinh ho\u1ea1t th\u00f4ng minh<\/a> thi\u1ebft k\u1ebf h\u1ee3p kh\u1ed1i s\u1eb5n c\u1ee7a M\u00f4i Tr\u01b0\u1eddng Lighthouse \u0111\u1ec3 ti\u1ebft ki\u1ec7m di\u1ec7n t\u00edch.<\/li>\n<li><strong>N\u01b0\u1edbc th\u1ea3i ch\u1ebf bi\u1ebfn th\u1ef1c ph\u1ea9m, th\u1ee7y s\u1ea3n, ch\u0103n nu\u00f4i:<\/strong> T\u1ea3i l\u01b0\u1ee3ng COD cao b\u1eaft bu\u1ed9c ph\u1ea3i k\u1ebft h\u1ee3p B\u1ec3 t\u00e1ch m\u1ee1 \u2192 B\u1ec3 DAF (Tuy\u1ec3n n\u1ed5i) \u2192 B\u1ec3 UASB \u2192 B\u1ec3 MBBR\/Aerotank.<\/li>\n<li><strong>N\u01b0\u1edbc th\u1ea3i y t\u1ebf, ph\u00f2ng kh\u00e1m, nha khoa:<\/strong> Quy m\u00f4 kh\u00f4ng gian h\u1eb9p \u0111\u00f2i h\u1ecfi c\u00f4ng ngh\u1ec7 B\u1ec3 MBR ho\u1eb7c B\u1ec3 SBR k\u1ebft h\u1ee3p m\u00f4 \u0111un kh\u1eed tr\u00f9ng Ozone\/UV ti\u00ean ti\u1ebfn.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Dich_vu_tu_van_thiet_ke_va_van_hanh_chuyen_nghiep_tu_Moi_Truong_Lighthouse\"><\/span>D\u1ecbch v\u1ee5 t\u01b0 v\u1ea5n, thi\u1ebft k\u1ebf v\u00e0 v\u1eadn h\u00e0nh chuy\u00ean nghi\u1ec7p t\u1eeb M\u00f4i Tr\u01b0\u1eddng Lighthouse<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>M\u00f4i Tr\u01b0\u1eddng Lighthouse l\u00e0 \u0111\u01a1n v\u1ecb h\u00e0ng \u0111\u1ea7u chuy\u00ean t\u01b0 v\u1ea5n, thi\u1ebft k\u1ebf, thi c\u00f4ng v\u00e0 cung c\u1ea5p <a href=\"https:\/\/moitruonglighthouse.com\/dich-vu-van-hanh-he-thong-xu-ly-nuoc-thai-sinh-hoat.html\" target=\"_blank\" rel=\"noopener\">d\u1ecbch v\u1ee5 v\u1eadn h\u00e0nh h\u1ec7 th\u1ed1ng x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i<\/a> tr\u1ecdn g\u00f3i cho h\u00e0ng tr\u0103m c\u01a1 s\u1edf tr\u00ean to\u00e0n qu\u1ed1c. \u0110\u1ed9i ng\u0169 k\u1ef9 s\u01b0 gi\u00e0u kinh nghi\u1ec7m c\u1ee7a ch\u00fang t\u00f4i lu\u00f4n tu\u00e2n th\u1ee7 nghi\u00eam ng\u1eb7t c\u00e1c ti\u00eau chu\u1ea9n thi\u1ebft k\u1ebf hi\u1ec7n h\u00e0nh, ki\u1ec3m so\u00e1t ch\u1eb7t ch\u1ebd t\u1eebng th\u00f4ng s\u1ed1 ph\u1ea3n \u1ee9ng trong c\u00e1c b\u1ec3 x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i \u0111\u1ec3 mang l\u1ea1i hi\u1ec7u qu\u1ea3 t\u1ed1i \u01b0u cho ch\u1ee7 \u0111\u1ea7u t\u01b0.<\/p>\n<p>Lighthouse \u0111\u1ed3ng h\u00e0nh c\u00f9ng doanh nghi\u1ec7p t\u1eeb kh\u1ea3o s\u00e1t hi\u1ec7n tr\u1ea1ng, t\u01b0 v\u1ea5n c\u00f4ng ngh\u1ec7, l\u1eadp h\u1ed3 s\u01a1 ph\u00e1p l\u00fd, thi c\u00f4ng h\u1ec7 th\u1ed1ng \u0111\u1ebfn b\u1ea3o tr\u00ec v\u1eadn h\u00e0nh, gi\u00fap c\u01a1 s\u1edf ki\u1ec3m so\u00e1t r\u1ee7i ro m\u00f4i tr\u01b0\u1eddng, tu\u00e2n th\u1ee7 quy \u0111\u1ecbnh v\u00e0 t\u1ed1i \u01b0u chi ph\u00ed v\u1eadn h\u00e0nh d\u00e0i h\u1ea1n.<\/p>\n<p><strong>Th\u00f4ng tin li\u00ean h\u1ec7 t\u01b0 v\u1ea5n chuy\u00ean s\u00e2u:<\/strong><br \/>\n<strong>C\u00d4NG TY TNHH T\u01af V\u1ea4N C\u00d4NG NGH\u1ec6 M\u00d4I TR\u01af\u1edcNG LIGHTHOUSE<\/strong><br \/>\nTr\u1ee5 s\u1edf ch\u00ednh: 316 L\u00ea V\u0103n S\u1ef9, Ph\u01b0\u1eddng T\u00e2n S\u01a1n H\u00f2a, TP. H\u1ed3 Ch\u00ed Minh<br \/>\nEmail: an.nguyen@moitruonglighthouse.com<br \/>\nHotline: 0986.301.755 \u2013 0918.01.9001<br \/>\nTh\u1eddi gian l\u00e0m vi\u1ec7c: 8H \u2013 18H<br \/>\nWebsite: www.moitruonglighthouse.com<\/p>\n\n\n<div class=\"kk-star-ratings kksr-auto kksr-align-right kksr-valign-bottom\"\n    data-payload='{&quot;align&quot;:&quot;right&quot;,&quot;id&quot;:&quot;62436&quot;,&quot;slug&quot;:&quot;default&quot;,&quot;valign&quot;:&quot;bottom&quot;,&quot;ignore&quot;:&quot;&quot;,&quot;reference&quot;:&quot;auto&quot;,&quot;class&quot;:&quot;&quot;,&quot;count&quot;:&quot;492&quot;,&quot;legendonly&quot;:&quot;&quot;,&quot;readonly&quot;:&quot;&quot;,&quot;score&quot;:&quot;4.5&quot;,&quot;starsonly&quot;:&quot;&quot;,&quot;best&quot;:&quot;5&quot;,&quot;gap&quot;:&quot;5&quot;,&quot;greet&quot;:&quot;\u0110\u00e1nh gi\u00e1 post&quot;,&quot;legend&quot;:&quot;4.5\\\/5 - (492 b\u00ecnh ch\u1ecdn)&quot;,&quot;size&quot;:&quot;24&quot;,&quot;title&quot;:&quot;B\u1ec3 X\u1eed L\u00fd N\u01b0\u1edbc Th\u1ea3i: C\u01a1 Ch\u1ebf V\u00e0 Nguy\u00ean L\u00fd V\u1eadn H\u00e0nh Chi Ti\u1ebft&quot;,&quot;width&quot;:&quot;128&quot;,&quot;_legend&quot;:&quot;{score}\\\/{best} - ({count} {votes})&quot;,&quot;font_factor&quot;:&quot;1.25&quot;}'>\n            \n<div class=\"kksr-stars\">\n    \n<div class=\"kksr-stars-inactive\">\n            <div class=\"kksr-star\" data-star=\"1\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"2\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"3\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"4\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"5\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n    <\/div>\n    \n<div class=\"kksr-stars-active\" style=\"width: 128px;\">\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n    <\/div>\n<\/div>\n                \n\n<div class=\"kksr-legend\" style=\"font-size: 19.2px;\">\n            4.5\/5 - (492 b\u00ecnh ch\u1ecdn)    <\/div>\n    <\/div>\n","protected":false},"excerpt":{"rendered":"<p>B\u1ec3 x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i l\u00e0 c\u00f4ng tr\u00ecnh k\u1ef9 thu\u1eadt chuy\u00ean d\u1ee5ng \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf nh\u1eb1m lo\u1ea1i b\u1ecf ch\u1ea5t \u00f4 nhi\u1ec5m h\u1eefu c\u01a1, v\u00f4 c\u01a1, ch\u1ea5t l\u01a1 l\u1eedng v\u00e0 vi sinh v\u1eadt g\u00e2y h\u1ea1i th\u00f4ng qua c\u00e1c c\u01a1 ch\u1ebf c\u01a1 h\u1ecdc, h\u00f3a l\u00fd v\u00e0 sinh h\u1ecdc. Vi\u1ec7c n\u1eafm v\u1eefng nguy\u00ean l\u00fd v\u1eadn h\u00e0nh gi\u00fap t\u1ed1i&#8230;<\/p>\n","protected":false},"author":10,"featured_media":62469,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[68],"tags":[6890,6891,6892,6870,6862,6893,6897,6871,6880,6856,6896,6894,6889,6895,6865],"class_list":["post-62436","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-be-ki-khi-uasb","tag-be-lang-trong-xu-ly-nuoc-thai","tag-bod5","tag-bun-hoat-tinh","tag-cac-loai-be-xu-ly-nuoc-thai","tag-cod","tag-lang-can","tag-nguyen-ly-be-xu-ly-nuoc-thai-hieu-khi","tag-nguyen-ly-be-xu-ly-nuoc-thai-ki-khi","tag-nguyen-ly-hoat-dong-be-xu-ly-nuoc-thai","tag-nitrat-hoa","tag-phan-huy-sinh-hoc","tag-so-do-cong-nghe-xu-ly-nuoc-thai","tag-suc-khi","tag-vi-sinh-vat-hieu-khi"],"_links":{"self":[{"href":"https:\/\/thaodvh.com\/blog\/wp-json\/wp\/v2\/posts\/62436","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/thaodvh.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/thaodvh.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/thaodvh.com\/blog\/wp-json\/wp\/v2\/users\/10"}],"replies":[{"embeddable":true,"href":"https:\/\/thaodvh.com\/blog\/wp-json\/wp\/v2\/comments?post=62436"}],"version-history":[{"count":0,"href":"https:\/\/thaodvh.com\/blog\/wp-json\/wp\/v2\/posts\/62436\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/thaodvh.com\/blog\/wp-json\/wp\/v2\/media\/62469"}],"wp:attachment":[{"href":"https:\/\/thaodvh.com\/blog\/wp-json\/wp\/v2\/media?parent=62436"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/thaodvh.com\/blog\/wp-json\/wp\/v2\/categories?post=62436"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/thaodvh.com\/blog\/wp-json\/wp\/v2\/tags?post=62436"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}