{"id":4897,"date":"2022-08-05T15:52:47","date_gmt":"2022-08-05T08:52:47","guid":{"rendered":"https:\/\/arkvietnam.com\/?p=4897"},"modified":"2025-03-03T13:20:54","modified_gmt":"2025-03-03T06:20:54","slug":"safest-and-most-effective-textile-dyeing-wastewater-treatment","status":"publish","type":"post","link":"https:\/\/arkvietnam.com\/en\/xu-ly-nuoc-thai-det-nhuom-an-toan-va-hieu-qua-nhat\/","title":{"rendered":"Safest and most effective textile dyeing wastewater treatment 2022"},"content":{"rendered":"<strong>Treatment of textile dyeing wastewater is extremely necessary and urgent. The garment is a strategic spearhead of the economic industry, attracting a lot of physical resources and human resources to serve. Significantly improve our country's unemployment (accounting for 10.3% of the existing labor force).<\/strong>\r\n\r\nHowever, this is also an industry that generates a huge amount of wastewater and sludge. Wastewater is extremely difficult to treat with a variety of chemicals, in most stages such as dyeing, printing, washing, and packaging. Without effective safe treatment methods and systems, the environment will be severely affected.\r\n\r\n<figure id=\"attachment_4907\" aria-describedby=\"caption-attachment-4907\" style=\"width: 1020px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-4907 size-large\" src=\"https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/he-thong-xu-ly-nuoc-thai-det-nhuom-1024x615.jpg\" alt=\"h\u1ec7 th\u1ed1ng x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i d\u1ec7t nhu\u1ed9m\" width=\"1020\" height=\"613\" srcset=\"https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/he-thong-xu-ly-nuoc-thai-det-nhuom-1024x615.jpg 1024w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/he-thong-xu-ly-nuoc-thai-det-nhuom-510x306.jpg 510w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/he-thong-xu-ly-nuoc-thai-det-nhuom-300x180.jpg 300w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/he-thong-xu-ly-nuoc-thai-det-nhuom-768x461.jpg 768w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/he-thong-xu-ly-nuoc-thai-det-nhuom-1536x923.jpg 1536w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/he-thong-xu-ly-nuoc-thai-det-nhuom-18x12.jpg 18w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/he-thong-xu-ly-nuoc-thai-det-nhuom-600x360.jpg 600w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/he-thong-xu-ly-nuoc-thai-det-nhuom.jpg 2048w\" sizes=\"auto, (max-width: 1020px) 100vw, 1020px\" \/><figcaption id=\"caption-attachment-4907\" class=\"wp-caption-text\"><em>A textile wastewater treatment system<\/em><\/figcaption><\/figure>\r\n\r\nIn this article, let's analyze and analyze the remaining problems of textile dyeing wastewater treatment.\r\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 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\">Table of Contents<\/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:\/\/arkvietnam.com\/en\/xu-ly-nuoc-thai-det-nhuom-an-toan-va-hieu-qua-nhat\/#Nuoc_thai_bun_thai_det_nhuom_la_gi_Thanh_phan_tinh_chat\" >What is wastewater, textile dyeing sludge? Ingredients and properties<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/arkvietnam.com\/en\/xu-ly-nuoc-thai-det-nhuom-an-toan-va-hieu-qua-nhat\/#Cac_chat_gay_o_nhiem_tu_cac_cong_doan_san_xuat_det_nhuom\" >Pollutants from textile manufacturing processes<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/arkvietnam.com\/en\/xu-ly-nuoc-thai-det-nhuom-an-toan-va-hieu-qua-nhat\/#Bang_chi_tieu_thanh_phan_tinh_chat_nuoc_thai_ban_dau\" >Table of indicators of initial wastewater properties<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/arkvietnam.com\/en\/xu-ly-nuoc-thai-det-nhuom-an-toan-va-hieu-qua-nhat\/#Cong_nghe_xu_ly_nuoc_thai_det_nhuom\" >Textile dyeing wastewater treatment technology<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/arkvietnam.com\/en\/xu-ly-nuoc-thai-det-nhuom-an-toan-va-hieu-qua-nhat\/#Cong_nghe_xu_ly_nuoc_thai_det_nhuom_hien_nay\" >Current textile dyeing wastewater treatment technology<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/arkvietnam.com\/en\/xu-ly-nuoc-thai-det-nhuom-an-toan-va-hieu-qua-nhat\/#Cuoi_cung_bun_thai_se_duoc_dua_qua_cac_may_ep_bun_de_loai_bot_luong_nuoc_du_thua_de_van_chuyen_xu_ly_de_dang_va_tiet_kiem_hon\" >Finally, the sludge will be passed through the sludge dewatering to remove excess water, for easier and more economical transportation and treatment.<\/a><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/arkvietnam.com\/en\/xu-ly-nuoc-thai-det-nhuom-an-toan-va-hieu-qua-nhat\/#Uu_diem_cua_cong_nghe_xu_ly_nuoc_thai_det_nhuom\" >Advantages of textile dyeing wastewater treatment technology<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/arkvietnam.com\/en\/xu-ly-nuoc-thai-det-nhuom-an-toan-va-hieu-qua-nhat\/#Nhuoc_diem_cua_cong_nghe_xu_ly_nuoc_thai_det_nhuom\" >Disadvantages of textile dyeing wastewater treatment technology<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/arkvietnam.com\/en\/xu-ly-nuoc-thai-det-nhuom-an-toan-va-hieu-qua-nhat\/#Quy_trinh_cong_nghe_cua_he_thong_xu_ly_nuoc_thai_det_nhuom\" >Technological process of textile dyeing wastewater treatment system<\/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:\/\/arkvietnam.com\/en\/xu-ly-nuoc-thai-det-nhuom-an-toan-va-hieu-qua-nhat\/#1_Be_thu_gom\" >1. Collection tank<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/arkvietnam.com\/en\/xu-ly-nuoc-thai-det-nhuom-an-toan-va-hieu-qua-nhat\/#2_Be_dieu_hoa\" >2. Air conditioning tank<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/arkvietnam.com\/en\/xu-ly-nuoc-thai-det-nhuom-an-toan-va-hieu-qua-nhat\/#3_Be_keo_tu_%E2%80%93_tao_bong\" >3. Coagulation tank \u2013 flocculation<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/arkvietnam.com\/en\/xu-ly-nuoc-thai-det-nhuom-an-toan-va-hieu-qua-nhat\/#Cac_phuong_phap_hoa_ly_thuong_duoc_ung_dung\" >Chemical and physical methods are commonly used\u00a0<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/arkvietnam.com\/en\/xu-ly-nuoc-thai-det-nhuom-an-toan-va-hieu-qua-nhat\/#Phuong_phap_sinh_hoc_xu_ly_nuoc_thai_det_nhuom\" >Biological method of textile dyeing wastewater treatment<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/arkvietnam.com\/en\/xu-ly-nuoc-thai-det-nhuom-an-toan-va-hieu-qua-nhat\/#4_Cac_phuong_phap_ki_khi\" >4. Anaerobic methods<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/arkvietnam.com\/en\/xu-ly-nuoc-thai-det-nhuom-an-toan-va-hieu-qua-nhat\/#Phan_huy_ki_khi_co_the_chia_lam_6_qua_trinh\" >Anaerobic digestion can be divided into 6 processes<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/arkvietnam.com\/en\/xu-ly-nuoc-thai-det-nhuom-an-toan-va-hieu-qua-nhat\/#Cac_qua_trinh_nay_co_the_hop_thanh_4_giai_doan_xay_ra_dong_thoi\" >These processes can be combined into four phases occurring simultaneously<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/arkvietnam.com\/en\/xu-ly-nuoc-thai-det-nhuom-an-toan-va-hieu-qua-nhat\/#Cong_nghe_xu_ly_ki_khi_can_luu_y_nhung_yeu_to_quan_trong\" >Anaerobic treatment technology needs to pay attention to important factors<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/arkvietnam.com\/en\/xu-ly-nuoc-thai-det-nhuom-an-toan-va-hieu-qua-nhat\/#5_Be_xu_ly_ki_khi\" >5. Anaerobic treatment tank<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/arkvietnam.com\/en\/xu-ly-nuoc-thai-det-nhuom-an-toan-va-hieu-qua-nhat\/#6_Be_lang_xu_ly_nuoc_thai_det_nhuom\" >6. Textile dyeing wastewater treatment settling tank<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/arkvietnam.com\/en\/xu-ly-nuoc-thai-det-nhuom-an-toan-va-hieu-qua-nhat\/#7_Be_sinh_hoc_hieu_khi_%E2%80%93_MBBR\" >7. Aerobic biological tank \u2013 MBBR<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/arkvietnam.com\/en\/xu-ly-nuoc-thai-det-nhuom-an-toan-va-hieu-qua-nhat\/#8_Be_tao_bong_sinh_hoc_hieu_khi_%E2%80%93_Aerotank\" >8. Aerobic bio-flocculation tank \u2013 Aerotank<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/arkvietnam.com\/en\/xu-ly-nuoc-thai-det-nhuom-an-toan-va-hieu-qua-nhat\/#Tac_dong_cua_he_thong_cap_khi\" >Impact of the air supply system<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/arkvietnam.com\/en\/xu-ly-nuoc-thai-det-nhuom-an-toan-va-hieu-qua-nhat\/#Cung_cap_oxy_cho_aerotank\" >Supply oxygen to the aerotank<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-25\" href=\"https:\/\/arkvietnam.com\/en\/xu-ly-nuoc-thai-det-nhuom-an-toan-va-hieu-qua-nhat\/#Tac_dong_cua_cach_khuay\" >Effect of stirring<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-26\" href=\"https:\/\/arkvietnam.com\/en\/xu-ly-nuoc-thai-det-nhuom-an-toan-va-hieu-qua-nhat\/#Cac_yeu_to_anh_huong\" >Factors affecting<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-27\" href=\"https:\/\/arkvietnam.com\/en\/xu-ly-nuoc-thai-det-nhuom-an-toan-va-hieu-qua-nhat\/#9_Be_trung_gian_%E2%80%93_Khu_mau_cong_nghe\" >9. Intermediate tank \u2013 Decolorization technology<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-28\" href=\"https:\/\/arkvietnam.com\/en\/xu-ly-nuoc-thai-det-nhuom-an-toan-va-hieu-qua-nhat\/#10_Giai_doan_khu_trung\" >10. Sterilization stage<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-29\" href=\"https:\/\/arkvietnam.com\/en\/xu-ly-nuoc-thai-det-nhuom-an-toan-va-hieu-qua-nhat\/#11_Be_chua_bun_va_xu_ly_bun_thai_det_nhuom\" >11. Sludge storage tank and treatment of textile dyeing sludge<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-30\" href=\"https:\/\/arkvietnam.com\/en\/xu-ly-nuoc-thai-det-nhuom-an-toan-va-hieu-qua-nhat\/#May_ep_bun_thai_cho_nha_may_det_nhuom\" >Sludge dewatering for textile dyeing factory<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Nuoc_thai_bun_thai_det_nhuom_la_gi_Thanh_phan_tinh_chat\"><\/span>What is wastewater, textile dyeing sludge? Ingredients and properties<span class=\"ez-toc-section-end\"><\/span><\/h2>\r\nKhi s\u1ea3n xu\u1ea5t, c\u00e1c h\u00f3a ch\u1ea5t d\u1ec7t nhu\u1ed9m v\u1edbi th\u00e0nh ph\u1ea7n ch\u1ee7 y\u1ebfu l\u00e0 ch\u1ea5t ph\u1ee5 tr\u1ee3, h\u1ee3p ch\u1ea5t cao ph\u00e2n t\u1eed, polymer v\u00e0 kim lo\u1ea1i n\u1eb7ng. N\u1ebfu x\u1ea3 th\u1ea3i tr\u1ef1c ti\u1ebfp s\u1ebd t\u00e0n ph\u00e1 h\u1ec7 sinh th\u00e1i, c\u1ea3nh quan m\u00f4i tr\u01b0\u1eddng, t\u00e0n ph\u00e1 s\u1ee9c kh\u1ecfe. Theo c\u00e1c chuy\u00ean gia, n\u01b0\u1edbc th\u1ea3i, b\u00f9n th\u1ea3i d\u1ec7t nhu\u1ed9m l\u00e0 m\u1ed9t trong nh\u1eefng ch\u1ea5t \u00f4 nhi\u1ec5m nh\u1ea5t trong su\u1ed1t l\u1ecbch s\u1ef1 ph\u00e1t tri\u1ec3n c\u00f4ng nghi\u1ec7p c\u1ee7a con ng\u01b0\u1eddi.\r\n\r\nN\u01b0\u1edbc th\u1ea3i, b\u00f9n th\u1ea3i d\u1ec7t nhu\u1ed9m th\u01b0\u1eddng ch\u1ee9a c\u00e1c t\u1ea1p ch\u1ea5t nh\u01b0 d\u1ea7u m\u1ee1, c\u00e1c ch\u1ea5t h\u00f2a tan ch\u1ee9a Nit\u01a1 v\u00e0 b\u1ee5i b\u1ea9n. M\u1ed7i qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t v\u1ea3i (h\u1ed3 s\u1ee3i, n\u1ea5u t\u1ea9y, t\u1ea9y tr\u1eafng, l\u00e0m b\u00f3ng s\u1ee3i, cho \u0111\u1ebfn kh\u00e2u nhu\u1ed9m, in v\u00e0 ho\u00e0n t\u1ea5t) \u0111\u1ec1u th\u1ea3i ra m\u1ed9t l\u01b0\u1ee3ng l\u1edbn c\u00e1c h\u00f3a ch\u1ea5t, dung d\u1ecbch nhu\u1ed9m, ch\u1ea5t t\u1ea9y, \u2026 \u0110\u00e2y ch\u00ednh l\u00e0 ngu\u1ed3n g\u1ed1c ph\u00e1t sinh c\u1ee7a lo\u1ea1i ch\u1ea5t th\u1ea3i c\u00f4ng nghi\u1ec7p n\u00e0y.\r\n\r\nN\u01b0\u1edbc th\u1ea3i, b\u00f9n th\u1ea3i d\u1ec7t nhu\u1ed9m c\u00f3 ch\u1ec9 s\u1ed1 BOD, COD c\u1ef1c cao s\u1ebd \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn th\u1ee7y sinh, th\u1eadm ch\u00ed bi\u1ebfn \u0111\u1ed5i c\u1ea5u tr\u00fac di truy\u1ec1n c\u1ee7a c\u00e1c sinh v\u1eadt trong n\u01b0\u1edbc, t\u1eeb \u0111\u00f3 g\u00e2y h\u1ea1i tr\u1ef1c ti\u1ebfp cho con ng\u01b0\u1eddi khi ti\u00eau th\u1ee5 c\u00e1c s\u1ea3n ph\u1ea9m th\u1ee7y s\u1ea3n.\r\n\r\nNgo\u00e0i ra, h\u1ed3 tinh b\u1ed9t, Acid Sulfuric (H<sub>2<\/sub>SO<sub>4<\/sub>), Acid Acetic (CH<sub>3<\/sub>COOH), Natri Hydroxit (NaOH), Natri Hypochlorite (NaOCl), Hydro Peroxide (H<sub>2<\/sub>O<sub>2<\/sub>),\u2026 c\u00f3 trong c\u00e1c lo\u1ea1i thu\u1ed1c nhu\u1ed9m, ch\u1ea5t tr\u01a1, ch\u1ea5t c\u1ea7m m\u00e0u, ch\u1ea5t t\u1ea9y tr\u1eafng, ch\u1ea5t ng\u1ea5m l\u00e0 c\u1ef1c k\u1ef3 \u0111\u1ed9c h\u1ea1i ch\u1ec9 v\u1edbi m\u1ed9t d\u01b0 l\u01b0\u1ee3ng nh\u1ecf.\r\n<h3><span class=\"ez-toc-section\" id=\"Cac_chat_gay_o_nhiem_tu_cac_cong_doan_san_xuat_det_nhuom\"><\/span>Pollutants from textile manufacturing processes<span class=\"ez-toc-section-end\"><\/span><\/h3>\r\n<table>\r\n<tbody>\r\n<tr>\r\n<td style=\"text-align: center;\"><strong>Production stage<\/strong><\/td>\r\n<td style=\"text-align: center;\"><strong>Pollutants in wastewater, textile dyeing sludge<\/strong><\/td>\r\n<td style=\"text-align: center;\"><strong>Characteristics of wastewater<\/strong><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Sizing, gluing<\/td>\r\n<td>Glucozo, starch, carboxymethyl cellulose, polyvinyl alcohol, resin, fat, wax, alcohol, etc.<\/td>\r\n<td>High BOD (34 \u2013 50 total BOD)<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Cooking, bleaching<\/td>\r\n<td>NaOH, waxes, grease, ash, soda, sodium silicate<\/td>\r\n<td>shredded yarn High alkalinity, high BOD, dark color<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Bleaching<\/td>\r\n<td>Hypochlorite, compounds containing chlorine, NaOH, AOX, acids, etc.<\/td>\r\n<td>High alkalinity, low BOD (accounting for 5% of total BOD)<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Polishing<\/td>\r\n<td>NaOH, impurities<\/td>\r\n<td>High alkalinity, low BOD (Below 1% of total BOD)<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Dyeing<\/td>\r\n<td>The main dyes include reconstituted, reactive, dispersed, direct dyes, acids, cations, metal salts, etc.<\/td>\r\n<td>High coloration, high BOD (6% of total BOD), high SS<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Printing<\/td>\r\n<td>Colorants, starches, oils, clays, metal salts, acids, etc.<\/td>\r\n<td>High color, high BOD, grease<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Finishing<\/td>\r\n<td>Starch streaks, animal fats<\/td>\r\n<td>mild alkaline salts, low BOD, small waist<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Industrial washing<\/td>\r\n<td>General washing, denim<\/td>\r\n<td>High color, low BOD<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<h3><span class=\"ez-toc-section\" id=\"Bang_chi_tieu_thanh_phan_tinh_chat_nuoc_thai_ban_dau\"><\/span>Table of indicators of initial wastewater properties<span class=\"ez-toc-section-end\"><\/span><\/h3>\r\n<table width=\"827\">\r\n<tbody>\r\n<tr>\r\n<td rowspan=\"2\"><strong>Targets<\/strong><\/td>\r\n<td rowspan=\"2\"><strong>Unit<\/strong><\/td>\r\n<td colspan=\"3\"><strong>Result<\/strong><\/td>\r\n<\/tr>\r\n<tr>\r\n<td><strong>Domestic wastewater<\/strong><\/td>\r\n<td><strong>Sulfide wastewater<\/strong><\/td>\r\n<td><strong>Detergent wastewater<\/strong><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>pH<\/td>\r\n<td>\u2013<\/td>\r\n<td>10 \u2013 11<\/td>\r\n<td>&gt; 11<\/td>\r\n<td>&gt; 12<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>COD<\/td>\r\n<td>mg\/l<\/td>\r\n<td>450 \u2013 1.500<\/td>\r\n<td>10.000 \u2013 40.000<\/td>\r\n<td>9.000 \u2013 30.000<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>BOD5<\/td>\r\n<td>mg\/l<\/td>\r\n<td>200 \u2013 800<\/td>\r\n<td>2.000 \u2013 10.000<\/td>\r\n<td>4.000 \u2013 30.000<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>N Total<\/td>\r\n<td>mg\/l<\/td>\r\n<td>5 \u2013 15<\/td>\r\n<td>100 \u2013 1.000<\/td>\r\n<td>200 \u2013 1.000<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>P total<\/td>\r\n<td>mg\/l<\/td>\r\n<td>0.7 \u2013 3<\/td>\r\n<td>7 \u2013 30<\/td>\r\n<td>10 \u2013 30<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>SS (Suspended Substance)<\/td>\r\n<td>mg\/l<\/td>\r\n<td>\u2013<\/td>\r\n<td>\u2013<\/td>\r\n<td>\u2013<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Color<\/td>\r\n<td>Pt-Co<\/td>\r\n<td>7.000 \u2013 50.000<\/td>\r\n<td>10.000 \u2013 50.000<\/td>\r\n<td>500 \u2013 2.000<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Turbidity<\/td>\r\n<td>FAU<\/td>\r\n<td>140 \u2013 1.500<\/td>\r\n<td>8.000 \u2013 200.000<\/td>\r\n<td>1.000 \u2013 5.000<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\nIn addition, chemicals released from different processes and fabrics will be different. For example, raw wool and cotton materials will have high color, alkalinity, suspension, and BOD. With synthetic fiber materials, chemicals in the bleaching and dyeing stages are the cause of pollution. Therefore, it is necessary to have advanced textile dyeing wastewater treatment technologies to minimize these pollution indicators.\r\n<h2><span class=\"ez-toc-section\" id=\"Cong_nghe_xu_ly_nuoc_thai_det_nhuom\"><\/span>Textile dyeing wastewater treatment technology<span class=\"ez-toc-section-end\"><\/span><\/h2>\r\nTextile dyeing wastewater treatment technology helps to remove toxic components in wastewater such as temperature, pH, suspended solids, COD, BOD5, heavy metals, etc. in ponds, lakes, rivers, and streams, minimizing the impact on the environment.\r\n\r\n<figure id=\"attachment_5019\" aria-describedby=\"caption-attachment-5019\" style=\"width: 688px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-5019 size-full\" src=\"https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/so-do-xu-ly-nuoc-thai-det-nhuom.jpg\" alt=\"s\u01a1 \u0111\u1ed3 x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i d\u1ec7t nhu\u1ed9m\" width=\"688\" height=\"757\" srcset=\"https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/so-do-xu-ly-nuoc-thai-det-nhuom.jpg 688w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/so-do-xu-ly-nuoc-thai-det-nhuom-510x561.jpg 510w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/so-do-xu-ly-nuoc-thai-det-nhuom-273x300.jpg 273w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/so-do-xu-ly-nuoc-thai-det-nhuom-11x12.jpg 11w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/so-do-xu-ly-nuoc-thai-det-nhuom-600x660.jpg 600w\" sizes=\"auto, (max-width: 688px) 100vw, 688px\" \/><figcaption id=\"caption-attachment-5019\" class=\"wp-caption-text\"><em>Current popular textile dyeing wastewater treatment scheme<\/em><\/figcaption><\/figure>\r\n<h4><span class=\"ez-toc-section\" id=\"Cong_nghe_xu_ly_nuoc_thai_det_nhuom_hien_nay\"><\/span><strong>Current textile dyeing wastewater treatment technology<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\r\n<ul>\r\n \t<li>Physical and chemical combination (flocculation, flocculation), filtration (Pre-treatment or primary treatment).<\/li>\r\n \t<li>Combination of physicochemical and aerobic biology (Basic treatment or secondary treatment).<\/li>\r\n \t<li>Combination of physicochemical and aerobic physicochemical biology (Basic treatment or secondary treatment).<\/li>\r\n \t<li>Combination of Physico-chemical, biological, and filtration (sand filter or activated carbon) (Additional treatment or tertiary treatment).<\/li>\r\n<\/ul>\r\n<figure id=\"attachment_5027\" aria-describedby=\"caption-attachment-5027\" style=\"width: 1307px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-5027 size-full\" src=\"https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/cong-nghe-xu-ly-nuoc-thai-hoa-ly-ket-hop-sinh-hoc.png\" alt=\"x\u1eed l\u00fd h\u00f3a l\u00fd k\u1ebft h\u1ee3p x\u1eed l\u00fd sinh h\u1ecdc\" width=\"1307\" height=\"627\" srcset=\"https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/cong-nghe-xu-ly-nuoc-thai-hoa-ly-ket-hop-sinh-hoc.png 1307w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/cong-nghe-xu-ly-nuoc-thai-hoa-ly-ket-hop-sinh-hoc-510x245.png 510w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/cong-nghe-xu-ly-nuoc-thai-hoa-ly-ket-hop-sinh-hoc-300x144.png 300w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/cong-nghe-xu-ly-nuoc-thai-hoa-ly-ket-hop-sinh-hoc-1024x491.png 1024w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/cong-nghe-xu-ly-nuoc-thai-hoa-ly-ket-hop-sinh-hoc-768x368.png 768w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/cong-nghe-xu-ly-nuoc-thai-hoa-ly-ket-hop-sinh-hoc-18x9.png 18w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/cong-nghe-xu-ly-nuoc-thai-hoa-ly-ket-hop-sinh-hoc-600x288.png 600w\" sizes=\"auto, (max-width: 1307px) 100vw, 1307px\" \/><figcaption id=\"caption-attachment-5027\" class=\"wp-caption-text\">physicochemical treatment combined with biological treatment (Source: Vietnam Environment Administration)<\/figcaption><\/figure>\r\n<h4><span class=\"ez-toc-section\" id=\"Cuoi_cung_bun_thai_se_duoc_dua_qua_cac_may_ep_bun_de_loai_bot_luong_nuoc_du_thua_de_van_chuyen_xu_ly_de_dang_va_tiet_kiem_hon\"><\/span>Finally, the sludge will be passed through the sludge dewatering to remove excess water, for easier and more economical transportation and treatment.<span class=\"ez-toc-section-end\"><\/span><\/h4>\r\n<ul>\r\n \t<li class=\"translation-block\">For the raw materials used in the production process, which are <a href=\"https:\/\/vi.wikipedia.org\/wiki\/Polyester\" target=\"_self\" rel=\"dofollow noopener\">Polyester<\/a> and blended fibers (combining Cotton and Polyester), the flocculation\/flocculation process is usually applied before the biological process. Biological can be anaerobic UASB or EGSB, aerobic can be activated sludge suspended or attached.<\/li>\r\n \t<li>The tertiary treatment includes: flocculation\/flocculation and sterilization; filtration (sand filter and activated carbon) and sterilization; enhanced oxidation (ozone or Fenton) and pH correction to neutral. The tertiary treatment process is applied to thoroughly treat the remaining pollutants in the wastewater or reuse it.<\/li>\r\n \t<li>For the raw material source is Cotton, the reverse treatment technology for the raw materials is Polyester and blended fibers is a biological process before the physicochemical process. The third stage of treatment is applied: filtration (sand filter and activated carbon). calculation) and sterilization; enhanced oxidation (ozone or Fenton) and pH correction to neutral.<\/li>\r\n<\/ul>\r\n<h2><span class=\"ez-toc-section\" id=\"Uu_diem_cua_cong_nghe_xu_ly_nuoc_thai_det_nhuom\"><\/span>Advantages of textile dyeing wastewater treatment technology<span class=\"ez-toc-section-end\"><\/span><\/h2>\r\n<ol>\r\n \t<li>The process of wastewater treatment technology is easy and easy to operate.<\/li>\r\n \t<li>Biogas generated from the system can be recovered.<\/li>\r\n \t<li>Generates highly active sludge.<\/li>\r\n \t<li>Waste water after being treated meets the standards to be put into the receiving source.<\/li>\r\n \t<li>With advanced sludge, the sludge is pressed dry, tight, and low in moisture.<\/li>\r\n<\/ol>\r\n<h2><span class=\"ez-toc-section\" id=\"Nhuoc_diem_cua_cong_nghe_xu_ly_nuoc_thai_det_nhuom\"><\/span>Disadvantages of textile dyeing wastewater treatment technology<span class=\"ez-toc-section-end\"><\/span><\/h2>\r\n<ol>\r\n \t<li>In-depth training of workers is required to operate.<\/li>\r\n \t<li>It takes a lot of space to create sludge and is difficult to control the sludge process.<\/li>\r\n \t<li>Space-consuming to treat textile dyeing wastewater.<\/li>\r\n \t<li>Textile dyeing wastewater treatment system<\/li>\r\n<\/ol>\r\n<h2><span class=\"ez-toc-section\" id=\"Quy_trinh_cong_nghe_cua_he_thong_xu_ly_nuoc_thai_det_nhuom\"><\/span>Technological process of textile dyeing wastewater treatment system<span class=\"ez-toc-section-end\"><\/span><\/h2>\r\nThe technological process of the textile dyeing wastewater treatment system includes the following stages:\r\n<h3><span class=\"ez-toc-section\" id=\"1_Be_thu_gom\"><\/span>1. Collection tank<span class=\"ez-toc-section-end\"><\/span><\/h3>\r\nWastewater sources, when passing through the drainage system, will be blocked by the garbage screen of the collection tank and retain solid waste and metal fragments. In addition, this physical process also helps to reduce the suspended matter by 5% and the COD index by 5%. Wastewater that has just entered the collection tank often has a high temperature, so before moving on to the next stage, people will use a cooling tower so that the water temperature is only about 40 degrees Celsius.\r\n\r\n<figure id=\"attachment_5020\" aria-describedby=\"caption-attachment-5020\" style=\"width: 555px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-5020 size-full\" src=\"https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/song-chan-rac-xu-ly-nuoc-thai-det-nhuom.jpg\" alt=\"Song ch\u1eafn r\u00e1c x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i d\u1ec7t nhu\u1ed9m\" width=\"555\" height=\"425\" srcset=\"https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/song-chan-rac-xu-ly-nuoc-thai-det-nhuom.jpg 555w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/song-chan-rac-xu-ly-nuoc-thai-det-nhuom-510x391.jpg 510w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/song-chan-rac-xu-ly-nuoc-thai-det-nhuom-300x230.jpg 300w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/song-chan-rac-xu-ly-nuoc-thai-det-nhuom-16x12.jpg 16w\" sizes=\"auto, (max-width: 555px) 100vw, 555px\" \/><figcaption id=\"caption-attachment-5020\" class=\"wp-caption-text\"><em>Garbage barrier<\/em><\/figcaption><\/figure>\r\n\r\nB\u1ec3 thu gom c\u00f2n g\u1ecdi l\u00e0 X\u1eed l\u00fd b\u1eadc I. C\u00f4ng \u0111o\u1ea1n n\u00e0y th\u01b0\u1eddng chia th\u00e0nh ti\u1ec1n x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i v\u00e0 x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i s\u01a1 b\u1ed9. Ph\u1ea7n l\u1edbn l\u00e0 lo\u1ea1i b\u1ecf c\u00e1c t\u1ea1p ch\u1ea5t th\u00f4, c\u1ee9ng, v\u1eadt n\u1ed5i, n\u1eb7ng (c\u00e1t, \u0111\u00e1, s\u1ecfi\u2026), d\u1ea7u m\u1ee1,\u2026 \u0111\u1ec3 b\u1ea3o v\u1ec7 b\u01a1m, \u0111\u01b0\u1eddng \u1ed1ng, &#8230;\r\n\r\nC\u00e1c thi\u1ebft b\u1ecb c\u1ee7a b\u1eadc x\u1eed l\u00fd n\u00e0y th\u01b0\u1eddng l\u00e0: Song, l\u01b0\u1edbi ch\u1eafn r\u00e1c, c\u00f3 th\u1ec3 c\u00f3 m\u00e1y nghi\u1ec1n v\u00e0 c\u1eaft v\u1ee5n r\u00e1c, l\u1eafng c\u00e1t, b\u1ec3 \u0111i\u1ec1u h\u00f2a, b\u1ec3 trung h\u00f2a, tuy\u1ec3n n\u1ed5i v\u00e0 l\u1eafng 1, l\u1ecdc h\u1ea5p th\u1ee5 b\u1eb1ng than ho\u1ea1t t\u00ednh.\r\n<h3><span class=\"ez-toc-section\" id=\"2_Be_dieu_hoa\"><\/span>2. Air conditioning tank<span class=\"ez-toc-section-end\"><\/span><\/h3>\r\nThe tank has the function of regulating the flow of water and the concentration of pollution in the wastewater. Here, nutrients such as N and P are added to the tank in the ratio of BOD:N:P = 100:5:1 to buffer the biodegradation process at a later stage.\r\n\r\n<figure id=\"attachment_5021\" aria-describedby=\"caption-attachment-5021\" style=\"width: 500px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-5021 size-full\" src=\"https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/be-dieu-hoa-xu-ly-det-nhuom.png\" alt=\"B\u1ec3 \u0111i\u1ec1u h\u00f2a x\u1eed l\u00fd d\u1ec7t nhu\u1ed9m\" width=\"500\" height=\"222\" srcset=\"https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/be-dieu-hoa-xu-ly-det-nhuom.png 500w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/be-dieu-hoa-xu-ly-det-nhuom-300x133.png 300w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/be-dieu-hoa-xu-ly-det-nhuom-18x8.png 18w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><figcaption id=\"caption-attachment-5021\" class=\"wp-caption-text\"><em>A conditioning tank in the wastewater treatment system (source: internet)<\/em><\/figcaption><\/figure>\r\n\r\nD\u01b0\u1edbi \u0111\u00e1y b\u1ec3 \u0111\u01b0\u1ee3c trang b\u1ecb h\u1ec7 th\u1ed1ng s\u1ee5c kh\u00ed \u0111\u1ec3 h\u00f2a tr\u1ed9n c\u00e1c ch\u1ea5t b\u1ed5 sung c\u00f9ng n\u01b0\u1edbc th\u1ea3i \u0111\u01b0\u1ee3c nhanh v\u00e0 \u0111\u1ec1u h\u01a1n. Sau \u0111\u00f3 n\u01b0\u1edbc th\u1ea3i s\u1ebd \u0111\u01b0\u1ee3c b\u01a1m \u0111\u1ebfn b\u1ec3 ph\u1ea3n \u1ee9ng v\u00e0 ti\u1ebfn h\u00e0nh qu\u00e1 tr\u00ecnh <a href=\"\/en\/product-2\/anionic-emulsion-polymer\/\" target=\"_blank\" rel=\"noopener\">keo t\u1ee5 \u2013 t\u1ea1o b\u00f4ng<\/a>.\r\n<h3><span class=\"ez-toc-section\" id=\"3_Be_keo_tu_%E2%80%93_tao_bong\"><\/span>3. Coagulation tank \u2013 flocculation<span class=\"ez-toc-section-end\"><\/span><\/h3>\r\n<figure id=\"attachment_5025\" aria-describedby=\"caption-attachment-5025\" style=\"width: 542px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-5025 size-full\" src=\"https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/be-keo-tu-tao-bong-bun.png\" alt=\"b\u1ec3 keo t\u1ee5 t\u1ea1o b\u00f4ng b\u00f9n\" width=\"542\" height=\"403\" srcset=\"https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/be-keo-tu-tao-bong-bun.png 542w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/be-keo-tu-tao-bong-bun-510x379.png 510w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/be-keo-tu-tao-bong-bun-300x223.png 300w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/be-keo-tu-tao-bong-bun-16x12.png 16w\" sizes=\"auto, (max-width: 542px) 100vw, 542px\" \/><figcaption id=\"caption-attachment-5025\" class=\"wp-caption-text\"><em>flotation tank (flocculation) \u2013 source: Internet<\/em><\/figcaption><\/figure>\r\n\r\nC\u00e1c h\u00f3a ch\u1ea5t keo t\u1ee5 nh\u01b0 ph\u00e8n nh\u00f4m PAC, polymer s\u1ebd \u0111\u01b0\u1ee3c th\u00eam v\u00e0o n\u01b0\u1edbc th\u1ea3i \u0111\u1ec3 t\u1ea1o th\u00e0nh nh\u1eefng b\u00f4ng c\u1eb7n c\u00f3 k\u00edch th\u01b0\u1edbc l\u1edbn h\u01a1n v\u00e0 b\u00e1m d\u00ednh, d\u01b0\u1edbi t\u00e1c d\u1ee5ng c\u1ee7a tr\u1ecdng l\u1ef1c, c\u00e1c b\u00f4ng c\u1eb7n s\u1ebd l\u1eafng xu\u1ed1ng b\u1ec3, t\u1eeb \u0111\u00f3 t\u1ea1o th\u00e0nh b\u00f9n th\u1ea3i.\r\n\r\n\u0110\u00e2y \u0111\u01b0\u1ee3c xem l\u00e0 tr\u00e1i tim c\u1ee7a h\u1ec7 th\u1ed1ng x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i. Ch\u1ee7 y\u1ebfu \u1ee9ng d\u1ee5ng c\u00e1c qu\u00e1 tr\u00ecnh h\u00f3a l\u00fd, h\u00f3a h\u1ecdc, c\u01a1 h\u1ecdc ho\u1eb7c k\u1ebft h\u1ee3p. C\u00f4ng \u0111o\u1ea1n n\u00e0y ph\u1ea7n l\u1edbn ch\u1ea5t \u00f4 nhi\u1ec5m trong n\u01b0\u1edbc th\u1ea3i s\u1ebd b\u1ecb x\u1eed l\u00fd.\r\n\r\nPh\u01b0\u01a1ng ph\u00e1p x\u1eed l\u00fd h\u00f3a l\u00fd l\u00e0 m\u1ed9t trong nh\u1eefng ph\u01b0\u01a1ng ph\u00e1p th\u00f4ng d\u1ee5ng trong x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i c\u00f4ng nghi\u1ec7p. Giai \u0111o\u1ea1n x\u1eed l\u00fd h\u00f3a l\u00fd c\u00f3 th\u1ec3 l\u00e0 giai \u0111o\u1ea1n x\u1eed l\u00fd \u0111\u1ed9c l\u1eadp ho\u1eb7c x\u1eed l\u00fd k\u1ebft h\u1ee3p v\u1edbi x\u1eed l\u00fd c\u01a1 h\u1ecdc, sinh h\u1ecdc, h\u00f3a h\u1ecdc trong d\u00e2y chuy\u1ec1n c\u00f4ng ngh\u1ec7 x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i \u0111\u1ea7y \u0111\u1ee7.\r\n<h4><span class=\"ez-toc-section\" id=\"Cac_phuong_phap_hoa_ly_thuong_duoc_ung_dung\"><\/span><strong>Chemical and physical methods are commonly used\u00a0<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\r\nThe physicochemical methods commonly used to treat textile dyeing wastewater include coagulation, flotation, adsorption, extraction, and ion exchange.\r\n<ul>\r\n \t<li class=\"translation-block\">Coagulation is the process of gluing colloidal particles contained in wastewater due to thermal movement, due to disturbance and the result is from very small colloidal particles to form a larger size and are easy to settle. to the bottom. The coagulants commonly used in wastewater treatment are PAC aluminum alum (Al<sub>2<\/sub>(SO<sub>4<\/sub>)<sub>3<\/sub>.18H<sub>2<\/sub>O)  and iron alum (FeSO<sub>4<\/sub>.7H<sub>2<\/sub>O).<\/li>\r\n \t<li class=\"translation-block\"><strong>Flotation<\/strong> is the process of molecular adhesion of dirt particles to the dividing surface of two phases: gas - water and forming a mixture of <em>\"solid particles - air bubbles\"<\/em> that rise to the surface of the water and then is removed. Go.<\/li>\r\n \t<li class=\"translation-block\"><strong>Adsorption<\/strong> is the process of attracting or concentrating impurities in wastewater to the surface of the adsorbent. Common adsorbents in wastewater treatment technology include activated carbon, bone coal, activated soil (bentonite), silica gel, and synthetic resin capable of ion exchange. Used for adsorption: Detergents, dyes, chlorinated compounds, phenol or hydroxyl derivatives, odor and taste compounds, trace pollutants, and heavy metals.<\/li>\r\n \t<li class=\"translation-block\"><strong>Ion exchange<\/strong> is often used to treat heavy metals in wastewater by passing heavy metal-containing wastewater through a cation exchange resin column, where the metal cations are replaced by hydrogen ions (or Na+) exchange.<\/li>\r\n<\/ul>\r\n<h4><span class=\"ez-toc-section\" id=\"Phuong_phap_sinh_hoc_xu_ly_nuoc_thai_det_nhuom\"><\/span><strong>Biological method of textile dyeing wastewater treatment<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\r\nN\u01b0\u1edbc th\u1ea3i th\u01b0\u1eddng c\u00f3 nh\u1eefng gi\u00e1 tr\u1ecb pH kh\u00e1c nhau, mu\u1ed1n n\u01b0\u1edbc th\u1ea3i \u0111\u01b0\u1ee3c x\u1eed l\u00fd t\u1ed1t b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p sinh h\u1ecdc ph\u1ea3i ti\u1ebfn h\u00e0nh \u0111i\u1ec1u ch\u1ec9nh pH v\u1ec1 6,6 \u2013 7,6.\r\n\r\nN\u01b0\u1edbc th\u1ea3i c\u00f3 \u0111\u1ed9 axit cao hay \u0111\u1ed9 ki\u1ec1m cao kh\u00f4ng \u0111\u01b0\u1ee3c th\u1ea3i v\u00e0o h\u1ec7 th\u1ed1ng tho\u00e1t v\u00e0 ngu\u1ed3n n\u01b0\u1edbc. Trong c\u00e1c nh\u00e0 m\u00e1y d\u1ec7t nhu\u1ed9m \u0111\u1ed9 pH c\u1ee7a n\u01b0\u1edbc th\u1ea3i dao \u0111\u1ed9ng t\u1eeb 4 \u2013 12 n\u00ean c\u1ea7n thi\u1ebft ph\u1ea3i trung ho\u00e0 \u0111\u1ec3 t\u1ea1o pH t\u1ed1i \u01b0u cho qu\u00e1 tr\u00ecnh keo t\u1ee5. Ho\u00e1 ch\u1ea5t d\u00f9ng \u0111\u1ec3 trung ho\u00e0 n\u01b0\u1edbc th\u1ea3i ch\u1ee9a axit l\u00e0 x\u00fat ho\u1eb7c v\u00f4i. Trong nh\u00e0 m\u00e1y d\u1ec7t nhu\u1ed9m \u0111\u1ec3 trung ho\u00e0 n\u01b0\u1edbc th\u1ea3i ch\u1ee9a axit v\u00e0 ki\u1ec1m ng\u01b0\u1eddi ta th\u01b0\u1eddng tr\u1ed9n l\u1eabn c\u00e1c lo\u1ea1i n\u01b0\u1edbc th\u1ea3i n\u00e0y v\u1edbi nhau.\r\n<h3><span class=\"ez-toc-section\" id=\"4_Cac_phuong_phap_ki_khi\"><\/span>4. Anaerobic methods<span class=\"ez-toc-section-end\"><\/span><\/h3>\r\nD\u1ef1a tr\u00ean s\u1ef1 chuy\u1ec3n ho\u00e1 v\u1eadt ch\u1ea5t h\u1eefu c\u01a1 trong \u0111i\u1ec1u ki\u1ec7n kh\u00f4ng c\u00f3 oxy nh\u1edd r\u1ea5t nhi\u1ec1u lo\u00e0i vi sinh v\u1eadt y\u1ebfm kh\u00ed t\u1ed3n t\u1ea1i trong n\u01b0\u1edbc th\u1ea3i. S\u1ea3n ph\u1ea9m c\u1ee7a qu\u00e1 tr\u00ecnh l\u00e0 CH<sub>4<\/sub>, CO<sub>2<\/sub>, N<sub>2<\/sub> , H<sub>2<\/sub>S, NH<sub>3<\/sub> trong \u0111\u00f3 CH<sub>4<\/sub> chi\u1ebfm nhi\u1ec1u nh\u1ea5t.\r\n<h4><span class=\"ez-toc-section\" id=\"Phan_huy_ki_khi_co_the_chia_lam_6_qua_trinh\"><\/span><strong>Anaerobic digestion can be divided into 6 processes<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\r\n<ul>\r\n \t<li class=\"translation-block\"><strong><a href=\"\/en\/product-category\/polymer\" target=\"_self\" rel=\"noopener\">Polymer<\/a><\/strong> hydrolysis.<\/li>\r\n \t<li>Fermentation of sugars and amino acids.<\/li>\r\n \t<li>Anaerobic degradation of long-chain fatty acids and alcohols.<\/li>\r\n \t<li>Anaerobic decomposition of volatile fatty acids (except acetic acid).<\/li>\r\n \t<li>Formation of methane and acetic acid.<\/li>\r\n \t<li>Formation of methane and acetic acid.<sub>2<\/sub>.<\/li>\r\n<\/ul>\r\n<h4><span class=\"ez-toc-section\" id=\"Cac_qua_trinh_nay_co_the_hop_thanh_4_giai_doan_xay_ra_dong_thoi\"><\/span><strong>These processes can be combined into four phases occurring simultaneously<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\r\n<ul>\r\n \t<li class=\"translation-block\"><\/strong>Hydrolysis:<\/strong> Under the action of enzymes, bacteria secrete complexes and insoluble substances into simpler complexes or soluble substances (such as amino acids, and fatty acids). This process is slow. The rate of hydrolysis depends on pH, particle size, and the degradability of the substrate.<\/li>\r\n \t<li class=\"translation-block\"><strong>Acidification:<\/strong> Fermentative bacteria convert soluble substances into simple substances such as volatile fatty acids, alcohols, lactic acid, methanol, CO<sub>2<\/sub>, H<sub>2<\/sub>, NH<sub>3<\/sub>, H<sub>2<\/sub>S and new biomass.<\/li>\r\n \t<li class=\"translation-block\"><strong>Anticipation:<\/strong> Acetic bacteria convert the products of the acidification phase into acetate,  H<sub>2<\/sub>, CO<sub>2<\/sub> and new biomass.<\/li>\r\n \t<li class=\"translation-block\"><strong>Methanolization:<\/strong> This is the final stage of the anaerobic decomposition of acetic acid, H<sub>2<\/sub>, CO<sub>2<\/sub>, formic acid, and methanol into methane, CO<sub>2<\/sub>, and new biomass.<\/li>\r\n<\/ul>\r\n<h4><span class=\"ez-toc-section\" id=\"Cong_nghe_xu_ly_ki_khi_can_luu_y_nhung_yeu_to_quan_trong\"><\/span><strong>Anaerobic treatment technology needs to pay attention to important factors<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\r\n<ul>\r\n \t<li><em>Maintain microbial biomass as much as possible.<\/em><\/li>\r\n \t<li><em>Provide sufficient contact between the microbial biomass and the wastewater.<\/em><\/li>\r\n \t<li><em>When the above two factors meet the anaerobic treatment works, very high loads can be applied.<\/em><\/li>\r\n<\/ul>\r\n<h3><span class=\"ez-toc-section\" id=\"5_Be_xu_ly_ki_khi\"><\/span>5. Anaerobic treatment tank<span class=\"ez-toc-section-end\"><\/span><\/h3>\r\nB\u1ec3 x\u1eed l\u00fd k\u1ecb kh\u00ed kh\u00f4ng c\u00f3 tu\u1ea7n ho\u00e0n b\u00f9n, th\u00edch h\u1ee3p x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i c\u00f3 h\u00e0m l\u01b0\u1ee3ng ch\u1ea5t h\u1eefu c\u01a1 h\u00f2a tan d\u1ec5 ph\u00e2n h\u1ee7y n\u1ed3ng \u0111\u1ed9 cao ho\u1eb7c x\u1eed l\u00fd b\u00f9n h\u1eefu c\u01a1. Qu\u00e1 tr\u00ecnh ti\u1ebfp x\u00fac k\u1ecb kh\u00ed g\u1ed3m hai giai \u0111o\u1ea1n: ph\u00e2n h\u1ee7y k\u1ecb kh\u00ed x\u00e1o tr\u1ed9n ho\u00e0n to\u00e0n, l\u1eafng ho\u1eb7c t\u00e1ch ri\u00eang ph\u1ea7n c\u1eb7n sinh h\u1ecdc. B\u00f9n sau khi t\u00e1ch \u0111\u01b0\u1ee3c tu\u1ea7n ho\u00e0n tr\u1edf l\u1ea1i b\u1ec3 ph\u00e2n h\u1ee7y k\u1ecb kh\u00ed.\r\n\r\nH\u1ec7 th\u1ed1ng ti\u1ebfp x\u00fac k\u1ecb kh\u00ed c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng \u1edf t\u1ea3i tr\u1ecdng ch\u1ea5t h\u1eefu c\u01a1 t\u1eeb 0,5 \u0111\u1ebfn 10 kg COD\/m<sup>3<\/sup>\/ng\u00e0y v\u1edbi th\u1eddi gian l\u01b0u n\u01b0\u1edbc t\u1eeb 12 gi\u1edd \u0111\u1ebfn 5 ng\u00e0y.\r\n\r\nB\u1ec3 l\u1ecdc k\u1ecb kh\u00ed l\u00e0 c\u1ed9t ch\u1ee9a \u0111\u1ea7y v\u1eadt li\u1ec7u r\u1eafn tr\u01a1 l\u00e0 gi\u00e1 th\u1ec3 c\u1ed1 \u0111\u1ecbnh cho vi sinh k\u1ecb kh\u00ed s\u1ed1ng b\u00e1m tr\u00ean b\u1ec1 m\u1eb7t. Gi\u00e1 th\u1ec3 \u0111\u00f3 c\u00f3 th\u1ec3 l\u00e0 \u0111\u00e1, s\u1ecfi, than, v\u00f2ng nh\u1ef1a t\u1ed5ng h\u1ee3p, t\u1ea5m nh\u1ef1a, v\u00f2ng s\u1ee9,&#8230;\r\n\r\nD\u00f2ng n\u01b0\u1edbc th\u1ea3i ph\u00e2n b\u1ed1 \u0111\u1ec1u, \u0111i t\u1eeb d\u01b0\u1edbi l\u00ean, ti\u1ebfp x\u00fac v\u1edbi m\u00e0ng vi sinh b\u00e1m d\u00ednh tr\u00ean b\u1ec1 m\u1eb7t gi\u00e1 th\u1ec3. Do m\u00e0ng vi sinh b\u00e1m d\u00ednh t\u1ed1t n\u00ean d\u1eabn \u0111\u1ebfn l\u01b0\u1ee3ng sinh kh\u1ed1i trong b\u1ec3 t\u0103ng l\u00ean v\u00e0 th\u1eddi gian l\u01b0u b\u00f9n k\u00e9o d\u00e0i.\r\n<h3><span class=\"ez-toc-section\" id=\"6_Be_lang_xu_ly_nuoc_thai_det_nhuom\"><\/span>6. Textile dyeing wastewater treatment settling tank<span class=\"ez-toc-section-end\"><\/span><\/h3>\r\n<img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-5022 aligncenter\" src=\"https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/be-lang.jpg\" alt=\"\" width=\"800\" height=\"550\" srcset=\"https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/be-lang.jpg 800w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/be-lang-510x351.jpg 510w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/be-lang-300x206.jpg 300w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/be-lang-768x528.jpg 768w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/be-lang-18x12.jpg 18w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/be-lang-600x413.jpg 600w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/>\r\n\r\nN\u01b0\u1edbc th\u1ea3i sau khi qua b\u1ec3 l\u1eafng \u0111\u1ec3 lo\u1ea1i b\u1ecf ch\u1ea5t l\u01a1 l\u1eedng, b\u00f4ng c\u1eb7n, s\u1ebd \u0111\u01b0a sang b\u1ec3 x\u1eed l\u00fd thi\u1ebfu kh\u00ed. B\u1ec3 thi\u1ebfu kh\u00ed l\u00fac n\u00e0y s\u1ebd x\u1ea3y ra qu\u00e1 tr\u00ecnh kh\u1eed NO<sub>3<\/sub> th\u00e0nh N<sub>2<\/sub>. Khi Nito s\u1ebd tho\u00e1t ra ngo\u00e0i. Qu\u00e1 tr\u00ecnh \u0111\u01b0\u1ee3c g\u00f3p s\u1ee9c b\u1edfi c\u00e1c vi khu\u1ea9n <a href=\"https:\/\/en.wikipedia.org\/wiki\/Nitrosomonas\" target=\"_blank\" rel=\"nofollow noopener\">Nitrosomonas<\/a> and <a href=\"https:\/\/vi.wikipedia.org\/wiki\/Nitrobacter\" target=\"_blank\" rel=\"nofollow noopener\">Nitrobacter<\/a>. Ti\u1ebfp theo, n\u01b0\u1edbc th\u1ea3i s\u1ebd chuy\u1ec3n sang b\u1ec3 sinh h\u1ecdc hi\u1ebfu kh\u00ed \u2013 MBBR v\u00e0 b\u1ec3 l\u1eafng sinh h\u1ecdc.\r\n<h3><span class=\"ez-toc-section\" id=\"7_Be_sinh_hoc_hieu_khi_%E2%80%93_MBBR\"><\/span>7. Aerobic biological tank \u2013 MBBR<span class=\"ez-toc-section-end\"><\/span><\/h3>\r\nNh\u1edd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a vi sinh v\u1eadt, s\u1eed d\u1ee5ng ch\u1ea5t h\u1eefu c\u01a1 v\u00e0 m\u1ed9t s\u1ed1 kho\u00e1ng ch\u1ea5t l\u00e0m th\u1ee9c \u0103n \u0111\u1ec3 sinh tr\u01b0\u1edfng v\u00e0 ph\u00e1t tri\u1ec3n. Ch\u00fang s\u1ebd kh\u1eed c\u00e1c ch\u1ea5t h\u1eefu c\u01a1 ch\u1ee9a cacbon trong n\u01b0\u1edbc th\u1ea3i. N\u00f3 th\u01b0\u1eddng bi\u1ec3u th\u1ecb b\u1eb1ng BOD (nhu c\u1ea7u oxy sinh h\u00f3a, t\u1ed5ng cacbon h\u1eefu c\u01a1 TOC ho\u1eb7c COD (nhu c\u1ea7u oxy h\u00f3a h\u1ecdc), kh\u1eed Nitrat, photpho,&#8230;\r\n\r\nPh\u00e2n h\u1ee7y c\u00e1c ch\u1ea5t h\u1eefu c\u01a1 d\u1ec5 ph\u00e2n h\u1ee7y th\u00e0nh c\u00e1c ch\u1ea5t v\u00f4 c\u01a1 v\u00e0 chuy\u1ec3n c\u00e1c ch\u1ea5t h\u1eefu c\u01a1 \u1ed5n \u0111\u1ecbnh th\u00e0nh b\u00f4ng c\u1eb7n d\u1ec5 lo\u1ea1i b\u1ecf ra kh\u1ecfi n\u01b0\u1edbc.\r\n\r\nM\u00e1y th\u1ed5i kh\u00ed ho\u1ea1t \u0111\u1ed9ng li\u00ean t\u1ee5c nh\u1eb1m cung c\u1ea5p oxy cho vi khu\u1ea9n hi\u1ebfu kh\u00ed ho\u1ea1t \u0111\u1ed9ng. Ch\u00fang h\u00f4 h\u1ea5p hi\u1ebfu kh\u00ed ph\u00e2n h\u1ee7y h\u1ee3p ch\u1ea5t h\u1eefu c\u01a1 ch\u1ee9a N v\u00e0 P th\u00e0nh CO<sub>2<\/sub> v\u00e0 H<sub>2<\/sub>O. Ch\u00fang t\u0103ng sinh tr\u00ean c\u00e1c gi\u00e1 th\u1ec3.\r\n\r\nTr\u00ean gi\u00e1 th\u1ec3, khi vi sinh v\u1eadt t\u0103ng sinh l\u00e0m l\u1edbp sinh kh\u1ed1i d\u1ea7y l\u00ean, c\u00e1c l\u1edbp trong c\u00f9ng s\u1ebd kh\u00f4ng nh\u1eadn \u0111\u01b0\u1ee3c oxy n\u1eefa khi\u1ebfn c\u00e1c vi khu\u1ea9n y\u1ebfm kh\u00ed ho\u1ea1t \u0111\u1ed9ng. Vi khu\u1ea9n y\u1ebfm kh\u00ed l\u00e0m bong l\u1edbp sinh kh\u1ed1i ra kh\u1ecfi gi\u00e1 th\u1ec3, t\u1ea1o th\u00e0nh m\u1ed9t l\u1edbp b\u00f9n th\u1ea3i m\u1edbi. Qu\u00e1 tr\u00ecnh n\u00e0y \u0111\u01b0\u1ee3c l\u1eb7p \u0111i l\u1eb7p l\u1ea1i v\u1edbi m\u1ed9t l\u1edbp sinh kh\u1ed1i c\u1ee7a c\u00e1c vi sinh v\u1eadt hi\u1ebfu kh\u00ed m\u1edbi cho \u0111\u1ebfn khi BOD v\u00e0 c\u00e1c ch\u1ea5t h\u1eefu c\u01a1 \u0111\u01b0\u1ee3c ph\u00e2n h\u1ee7y ho\u00e0n to\u00e0n.\r\n\r\nNh\u1edd th\u1ebf m\u00e0 qu\u00e1 tr\u00ecnh sinh h\u1ecdc MBBR c\u00f3 hi\u1ec7u qu\u1ea3 cao. C\u1ee5 th\u1ec3 l\u00e0 BOD gi\u1ea3m 85 \u2013 95%, Nit\u01a1 gi\u1ea3m 80 \u2013 85%, ph\u1ed1t pho gi\u1ea3m 70 \u2013 75%. Sau khi ho\u00e0n t\u1ea5t qu\u00e1 tr\u00ecnh, n\u01b0\u1edbc s\u1ebd \u0111\u01b0\u1ee3c chuy\u1ec3n sang b\u1ec3 l\u1eafng.\r\n<h3><span class=\"ez-toc-section\" id=\"8_Be_tao_bong_sinh_hoc_hieu_khi_%E2%80%93_Aerotank\"><\/span>8. Aerobic bio-flocculation tank \u2013 Aerotank<span class=\"ez-toc-section-end\"><\/span><\/h3>\r\nThe process of transforming matter in the Aerotank when polluted water or wastewater is added is completely due to the living activities of many different microbial species. The microorganisms in the Aerotank tank exist in suspension. The microorganisms in the Aerotank tank tend to settle to the bottom, so the mixing and gas supply in the aero tank is very necessary.\r\n<h4><span class=\"ez-toc-section\" id=\"Tac_dong_cua_he_thong_cap_khi\"><\/span><strong>Impact of the air supply system<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\r\n<ul>\r\n \t<li>Supply oxygen to microbial cells.<\/li>\r\n \t<li>Disturb the solution, increasing the contact between microbial cells and matter.<\/li>\r\n \t<li>Accelerate the reproduction of bacteria.<\/li>\r\n \t<li>Accelerate the escape of the solution of gases formed during fermentation.<\/li>\r\n \t<li>Heat release.<\/li>\r\n<\/ul>\r\n<h4><span class=\"ez-toc-section\" id=\"Cung_cap_oxy_cho_aerotank\"><\/span><strong>Supply oxygen to the aerotank<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\r\n<figure id=\"attachment_5031\" aria-describedby=\"caption-attachment-5031\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-5031 size-full\" src=\"https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/cong-trinh-ong-phan-phoi-khi.jpg\" alt=\"Gas distribution pipe works\" width=\"800\" height=\"600\" srcset=\"https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/cong-trinh-ong-phan-phoi-khi.jpg 800w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/cong-trinh-ong-phan-phoi-khi-510x383.jpg 510w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/cong-trinh-ong-phan-phoi-khi-300x225.jpg 300w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/cong-trinh-ong-phan-phoi-khi-768x576.jpg 768w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/cong-trinh-ong-phan-phoi-khi-16x12.jpg 16w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/cong-trinh-ong-phan-phoi-khi-600x450.jpg 600w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-5031\" class=\"wp-caption-text\"><em>Gas distribution pipe works<\/em><\/figcaption><\/figure>\r\n\r\nTo provide oxygen for aerotank people use the following ways: blowing air; compressed air; mechanical ventilation; blowing, compressing air with a mechanical system. When supplying gas to the aerotank, the following points should be noted:\r\n<ul>\r\n \t<li>Air must be supplied sufficiently and evenly throughout the Aerotek to increase treatment efficiency.<\/li>\r\n \t<li>Exhaust gas distribution holes are evenly distributed in the air outlet ducts.<\/li>\r\n<\/ul>\r\n<h4><span class=\"ez-toc-section\" id=\"Tac_dong_cua_cach_khuay\"><\/span><strong>Effect of stirring<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\r\n<ul>\r\n \t<li>Increases the solubility of oxygen.<\/li>\r\n \t<li>Increases contact between microorganisms and organic matter in Aerotank.<\/li>\r\n \t<li>Increases the ability of bacteria to separate two cells during reproduction by the mechanical action of the flow.<\/li>\r\n<\/ul>\r\n<h4><span class=\"ez-toc-section\" id=\"Cac_yeu_to_anh_huong\"><\/span><strong>Factors affecting<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\r\n<ul>\r\n \t<li>The amount of oxygen consumed: must make the dissolved oxygen content not less than 2mg\/l.<\/li>\r\n \t<li>Organic matter concentration.<\/li>\r\n \t<li>Nutrients: It is necessary to ensure the nutritional elements BOD:N:P = 100:5:1<\/li>\r\n \t<li>Toxins: phenols, heavy metals, inorganic salts, and NH<sub>3<\/sub>.<\/li>\r\n<\/ul>\r\n<h3><span class=\"ez-toc-section\" id=\"9_Be_trung_gian_%E2%80%93_Khu_mau_cong_nghe\"><\/span>9. Intermediate tank \u2013 Decolorization technology<span class=\"ez-toc-section-end\"><\/span><\/h3>\r\nThis tank will aerate continuously so that the wastewater and color compound mix. In particular, people use HANO chemicals to decolorize.\r\n<h3><span class=\"ez-toc-section\" id=\"10_Giai_doan_khu_trung\"><\/span>10. Sterilization stage<span class=\"ez-toc-section-end\"><\/span><\/h3>\r\nC\u00e1c vi khu\u1ea9n g\u00e2y b\u1ec7nh s\u1ebd \u0111\u01b0\u1ee3c x\u1eed l\u00fd b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p oxy h\u00f3a m\u1ea1nh b\u1eb1ng Chlorine. Chlorine ph\u00e1 h\u1ee7y qu\u00e1 tr\u00ecnh trao \u0111\u1ed5i ch\u1ea5t, gi\u1ebft ch\u1ebft t\u1ebf b\u00e0o sinh v\u1eadt. \u0110\u00e2y c\u00f2n g\u1ecdi l\u00e0 qu\u00e1 tr\u00ecnh x\u1eed l\u00fd b\u1eadc III v\u1edbi c\u00e1c ph\u01b0\u01a1ng ph\u00e1p kh\u1eed khu\u1ea9n th\u01b0\u1eddng \u0111\u01b0\u1ee3c d\u00f9ng l\u00e0: Clo h\u00f3a n\u01b0\u1edbc, Ozone, tia c\u1ef1c t\u00edm. Kh\u1eed khu\u1ea9n b\u1eb1ng Clo d\u1ea1ng kh\u00ed, d\u1ea1ng l\u1ecfng, c\u00e1c hipoclorit hay \u0111\u01b0\u1ee3c d\u00f9ng h\u01a1n c\u1ea3.\r\n\r\nNgo\u00e0i ra, c\u00f4ng \u0111o\u1ea1n n\u00e0y c\u00f3 th\u1ec3 ph\u1ea3i ti\u1ebfp t\u1ee5c n\u00e2ng cao ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc \u0111\u00e3 x\u1eed l\u00fd. T\u00e1i s\u1eed d\u1ee5ng ho\u1eb7c \u0111\u1ec3 x\u1ea3 v\u00e0o ngu\u1ed3n ti\u1ebfp nh\u1eadn c\u00f3 y\u00eau c\u1ea7u cao. C\u00e1c ph\u01b0\u01a1ng ph\u00e1p th\u01b0\u1eddng \u0111\u01b0\u1ee3c d\u00f9ng l\u00e0:\r\n<ul>\r\n \t<li>Microfiltration or sand filter, membrane filter, etc. to filter in water.<\/li>\r\n \t<li>Chemical precipitation and coagulation.<\/li>\r\n \t<li>Adsorption through activated carbon to remove all heavy metals, organics, colors, odors, etc.<\/li>\r\n \t<li>If the water is still high in nitrogen and phosphorus, it needs to be treated separately.<\/li>\r\n<\/ul>\r\n<h3><span class=\"ez-toc-section\" id=\"11_Be_chua_bun_va_xu_ly_bun_thai_det_nhuom\"><\/span>11. Sludge storage tank and treatment of textile dyeing sludge<span class=\"ez-toc-section-end\"><\/span><\/h3>\r\n<figure id=\"attachment_5023\" aria-describedby=\"caption-attachment-5023\" style=\"width: 1020px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-5023 size-large\" src=\"https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/be-chua-bun-nha-may-nhuom-1024x614.jpg\" alt=\"b\u1ec3 ch\u1ee9a b\u00f9n nh\u00e0 m\u00e1y nhu\u1ed9m\" width=\"1020\" height=\"612\" srcset=\"https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/be-chua-bun-nha-may-nhuom-1024x614.jpg 1024w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/be-chua-bun-nha-may-nhuom-510x306.jpg 510w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/be-chua-bun-nha-may-nhuom-300x180.jpg 300w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/be-chua-bun-nha-may-nhuom-768x461.jpg 768w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/be-chua-bun-nha-may-nhuom-1536x921.jpg 1536w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/be-chua-bun-nha-may-nhuom-18x12.jpg 18w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/be-chua-bun-nha-may-nhuom-600x360.jpg 600w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/be-chua-bun-nha-may-nhuom.jpg 2048w\" sizes=\"auto, (max-width: 1020px) 100vw, 1020px\" \/><figcaption id=\"caption-attachment-5023\" class=\"wp-caption-text\"><em>Dye factory sludge storage tank<\/em><\/figcaption><\/figure>\r\n\r\nB\u00f9n th\u1ea3i d\u1ec7t nhu\u1ed9m sau khi \u0111\u01b0\u1ee3c thu h\u1ed3i s\u1ebd l\u01b0u tr\u1eef t\u1ea1i b\u1ec3 ch\u1ee9a b\u00f9n v\u00e0 \u0111\u01b0\u1ee3c t\u00e1ch n\u01b0\u1edbc. B\u00f9n \u0111\u01b0\u1ee3c n\u00e9n gi\u1ea3m th\u1ec3 t\u00edch b\u1eb1ng c\u00e1c lo\u1ea1i <a href=\"\/en\/product-category\/sludge-dewatering-machine\/\" target=\"_blank\" rel=\"noopener\">sludge dewatering machines<\/a>.\r\n\r\nB\u00f9n th\u1ea3i d\u1ec7t nhu\u1ed9m c\u00f3 th\u1ec3 d\u00f9ng \u0111\u1ec3 l\u00e0m ph\u00e2n b\u00f3n \u0111\u1ea5t tr\u1ed3ng v\u00e0 d\u00f9ng \u0111\u1ec3 san l\u1ea5p m\u1eb7t b\u1eb1ng. Khi s\u1eed d\u1ee5ng l\u00e0m ph\u00e2n b\u00f3n c\u1ea7n x\u1eed l\u00fd kim lo\u1ea1i n\u1eb7ng \u0111\u1ebfn m\u1ee9c cho ph\u00e9p. Ngo\u00e0i ra c\u00f2n c\u1ea7n l\u00e0m \u1ed5n \u0111\u1ecbnh b\u00f9n c\u1eb7n \u0111\u1ec3 gi\u1ea3m t\u00e1c \u0111\u1ed9ng g\u00e2y b\u1ec7nh, gi\u1ea3m m\u00f9i h\u00f4i, l\u00e0m gi\u1ea3m ho\u1eb7c lo\u1ea1i tr\u1eeb kh\u1ea3 n\u0103ng th\u1ed1i r\u1eefa, d\u1ec5 l\u00e0m kh\u00f4 b\u00f9n c\u1eb7n. Ng\u01b0\u1eddi ta hay s\u1eed d\u1ee5ng Clo, v\u00f4i s\u1ed1ng cho m\u1ee5c \u0111\u00edch n\u00e0y.\r\n\r\nCu\u1ed1i c\u00f9ng l\u00e0 l\u00e0m kh\u00f4 b\u00f9n. Ph\u01b0\u01a1ng ph\u00e1p s\u00e2n ph\u01a1i b\u00f9n \u0111\u00e3 qu\u00e1 l\u1ea1c h\u1eadu, t\u1ed1n di\u1ec7n t\u00edch v\u00e0 th\u1eddi gian. Ng\u00e0y nay, t\u1ed1i \u01b0u nh\u1ea5t l\u00e0 s\u1eed d\u1ee5ng c\u00e1c <a href=\"\/en\/product-category\/sludge-dewatering-machine\/\" target=\"_blank\" rel=\"noopener\">sludge dewatering machines<\/a>.\r\n<h2><span class=\"ez-toc-section\" id=\"May_ep_bun_thai_cho_nha_may_det_nhuom\"><\/span>Sludge dewatering for textile dyeing factory<span class=\"ez-toc-section-end\"><\/span><\/h2>\r\n<figure id=\"attachment_5032\" aria-describedby=\"caption-attachment-5032\" style=\"width: 1020px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-5032 size-large\" src=\"https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/may-ep-bun-nuoc-thai-det-nhuom-1024x614.jpg\" alt=\"v\u1eadn h\u00e0nh m\u00e1y \u00e9p b\u00f9n n\u01b0\u1edbc th\u1ea3i d\u1ec7t nhu\u1ed9m\" width=\"1020\" height=\"612\" srcset=\"https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/may-ep-bun-nuoc-thai-det-nhuom-1024x614.jpg 1024w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/may-ep-bun-nuoc-thai-det-nhuom-510x306.jpg 510w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/may-ep-bun-nuoc-thai-det-nhuom-300x180.jpg 300w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/may-ep-bun-nuoc-thai-det-nhuom-768x460.jpg 768w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/may-ep-bun-nuoc-thai-det-nhuom-1536x920.jpg 1536w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/may-ep-bun-nuoc-thai-det-nhuom-18x12.jpg 18w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/may-ep-bun-nuoc-thai-det-nhuom-600x359.jpg 600w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/may-ep-bun-nuoc-thai-det-nhuom.jpg 2048w\" sizes=\"auto, (max-width: 1020px) 100vw, 1020px\" \/><figcaption id=\"caption-attachment-5032\" class=\"wp-caption-text\"><em>Operating a decanting centrifuge to treat textile dyeing wastewater<\/em><\/figcaption><\/figure>\r\n\r\nT\u00f9y v\u00e0o \u0111\u1ed9 t\u00e2n ti\u1ebfn c\u1ee7a m\u00e1y \u00e9p b\u00f9n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng, m\u00e0 \u0111\u1ed9 \u1ea9m b\u00f9n th\u00e0nh ph\u1ea9m t\u1ea1o ra s\u1ebd kh\u00e1c nhau. <a href=\"https:\/\/arkvietnam.com\/en\/\">ARK Vietnam<\/a> hi\u1ec7n \u0111ang s\u1ea3n xu\u1ea5t v\u00e0 ph\u00e2n ph\u1ed1i c\u00e1c lo\u1ea1i <a href=\"\/en\/product-2\/decanter-centrifuge\/\" target=\"_blank\" rel=\"noopener\">m\u00e1y \u00e9p b\u00f9n \u1ee9ng d\u1ee5ng c\u00f4ng ngh\u1ec7 cao<\/a>, hi\u1ec7n \u0111\u1ea1i d\u1ef1a tr\u00ean d\u00e2y chuy\u1ec1n nh\u1eadp kh\u1ea9u H\u00e0n Qu\u1ed1c, cam k\u1ebft \u00e9p b\u00f9n c\u00f3 \u0111\u1ed9 \u1ea9m th\u1ea5p, \u1ed5n \u0111\u1ecbnh. <a href=\"https:\/\/arkvietnam.com\/en\/\" target=\"_blank\" rel=\"noopener\">M\u00e1y \u00e9p b\u00f9n ARK Vi\u1ec7t Nam<\/a> ph\u00f9 h\u1ee3p v\u1edbi m\u1ecdi lo\u1ea1i b\u00f9n th\u1ea3i t\u1eeb nhi\u1ec1u ng\u00e0nh c\u00f4ng nghi\u1ec7p kh\u00e1c nhau, b\u00f9n th\u1ea3i d\u1ec7t nhu\u1ed9m kh\u00f4ng ph\u1ea3i l\u00e0 ngo\u1ea1i l\u1ec7.\r\n\r\n&nbsp;\r\n\r\n<figure id=\"attachment_5033\" aria-describedby=\"caption-attachment-5033\" style=\"width: 1020px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-5033 size-large\" src=\"https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/bun-sau-khi-tron-polymer-1024x615.jpg\" alt=\"Waste sludge after being mixed with polymer\" width=\"1020\" height=\"613\" srcset=\"https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/bun-sau-khi-tron-polymer-1024x615.jpg 1024w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/bun-sau-khi-tron-polymer-scaled-510x306.jpg 510w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/bun-sau-khi-tron-polymer-300x180.jpg 300w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/bun-sau-khi-tron-polymer-768x461.jpg 768w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/bun-sau-khi-tron-polymer-1536x922.jpg 1536w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/bun-sau-khi-tron-polymer-2048x1229.jpg 2048w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/bun-sau-khi-tron-polymer-18x12.jpg 18w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/bun-sau-khi-tron-polymer-600x360.jpg 600w\" sizes=\"auto, (max-width: 1020px) 100vw, 1020px\" \/><figcaption id=\"caption-attachment-5033\" class=\"wp-caption-text\"><em>Waste sludge after being mixed with polymer<\/em><\/figcaption><\/figure>\r\n\r\n<figure id=\"attachment_5034\" aria-describedby=\"caption-attachment-5034\" style=\"width: 1020px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-5034 size-large\" src=\"https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/nuoc-sau-khi-tach-khoi-bun-1024x616.jpg\" alt=\"n\u01b0\u1edbc sau khi t\u00e1ch b\u00f9n\" width=\"1020\" height=\"614\" srcset=\"https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/nuoc-sau-khi-tach-khoi-bun-1024x616.jpg 1024w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/nuoc-sau-khi-tach-khoi-bun-scaled-510x307.jpg 510w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/nuoc-sau-khi-tach-khoi-bun-300x180.jpg 300w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/nuoc-sau-khi-tach-khoi-bun-768x462.jpg 768w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/nuoc-sau-khi-tach-khoi-bun-1536x923.jpg 1536w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/nuoc-sau-khi-tach-khoi-bun-2048x1231.jpg 2048w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/nuoc-sau-khi-tach-khoi-bun-18x12.jpg 18w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/nuoc-sau-khi-tach-khoi-bun-600x361.jpg 600w\" sizes=\"auto, (max-width: 1020px) 100vw, 1020px\" \/><figcaption id=\"caption-attachment-5034\" class=\"wp-caption-text\"><em>The water after separating from the sludge does not have any suspended particles<\/em><\/figcaption><\/figure>\r\n\r\n<figure id=\"attachment_5038\" aria-describedby=\"caption-attachment-5038\" style=\"width: 1020px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-5038 size-large\" src=\"https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/bun-nuoc-thai-det-nhuom-sau-khi-duoc-tach-1024x614.jpg\" alt=\"Sludge is pressed from textile dyeing wastewater\" width=\"1020\" height=\"612\" srcset=\"https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/bun-nuoc-thai-det-nhuom-sau-khi-duoc-tach-1024x614.jpg 1024w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/bun-nuoc-thai-det-nhuom-sau-khi-duoc-tach-510x306.jpg 510w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/bun-nuoc-thai-det-nhuom-sau-khi-duoc-tach-300x180.jpg 300w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/bun-nuoc-thai-det-nhuom-sau-khi-duoc-tach-768x460.jpg 768w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/bun-nuoc-thai-det-nhuom-sau-khi-duoc-tach-1536x920.jpg 1536w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/bun-nuoc-thai-det-nhuom-sau-khi-duoc-tach-18x12.jpg 18w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/bun-nuoc-thai-det-nhuom-sau-khi-duoc-tach-600x359.jpg 600w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/08\/bun-nuoc-thai-det-nhuom-sau-khi-duoc-tach.jpg 2048w\" sizes=\"auto, (max-width: 1020px) 100vw, 1020px\" \/><figcaption id=\"caption-attachment-5038\" class=\"wp-caption-text\"><em>Sludge is pressed from textile dyeing wastewater<\/em><\/figcaption><\/figure>\r\n\r\nThe water after being squeezed out is transferred back to the conditioning tank for re-treatment. The dry sludge will be collected by specialized vehicles. The more water is forced out, the smaller the volume of the sludge, the easier and more economical it is to transport.\r\n\r\n<iframe loading=\"lazy\" title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/cQJcBiim3Cw\" width=\"100%\" height=\"400\" frameborder=\"0\" allowfullscreen=\"allowfullscreen\"><span data-mce-type=\"bookmark\" style=\"display: inline-block; width: 0px; overflow: hidden; line-height: 0;\" class=\"mce_SELRES_start\"><\/span><\/iframe>","protected":false},"excerpt":{"rendered":"<p>X\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i d\u1ec7t nhu\u1ed9m l\u00e0 \u0111i\u1ec1u v\u00f4 c\u00f9ng c\u1ea7n thi\u1ebft v\u00e0 c\u1ea5p b\u00e1ch. May m\u1eb7c l\u00e0 m\u1ed9t ng\u00e0nh kinh t\u1ebf m\u0169i nh\u1ecdn chi\u1ebfn l\u01b0\u1ee3c, thu h\u00fat nhi\u1ec1u ngu\u1ed3n l\u1ef1c c\u01a1 s\u1edf v\u1eadt ch\u1ea5t v\u00e0 nh\u00e2n l\u1ef1c ph\u1ee5c v\u1ee5. C\u1ea3i thi\u1ec7n t\u00ecnh tr\u1ea1ng th\u1ea5t nghi\u1ec7p \u0111\u00e1ng k\u1ec3 c\u1ee7a n\u01b0\u1edbc ta (chi\u1ebfm t\u1edbi 10.3% l\u01b0\u1ee3ng&#8230;<\/p>","protected":false},"author":1,"featured_media":4907,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_gspb_post_css":"","footnotes":""},"categories":[1],"tags":[175,174],"class_list":["post-4897","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc","tag-nha-may-nhuom","tag-xu-ly-nuoc-thai"],"acf":[],"_links":{"self":[{"href":"https:\/\/arkvietnam.com\/en\/wp-json\/wp\/v2\/posts\/4897","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/arkvietnam.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/arkvietnam.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/arkvietnam.com\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/arkvietnam.com\/en\/wp-json\/wp\/v2\/comments?post=4897"}],"version-history":[{"count":0,"href":"https:\/\/arkvietnam.com\/en\/wp-json\/wp\/v2\/posts\/4897\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/arkvietnam.com\/en\/wp-json\/wp\/v2\/media\/4907"}],"wp:attachment":[{"href":"https:\/\/arkvietnam.com\/en\/wp-json\/wp\/v2\/media?parent=4897"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/arkvietnam.com\/en\/wp-json\/wp\/v2\/categories?post=4897"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/arkvietnam.com\/en\/wp-json\/wp\/v2\/tags?post=4897"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}