{"id":3149,"date":"2022-03-25T10:11:42","date_gmt":"2022-03-25T03:11:42","guid":{"rendered":"https:\/\/arkvietnam.com\/?p=3149"},"modified":"2025-01-20T16:23:45","modified_gmt":"2025-01-20T09:23:45","slug":"sludge-presses-in-the-treatment-of-seafood-fish-processing-wastewater-and-sludge","status":"publish","type":"post","link":"https:\/\/arkvietnam.com\/en\/may-ep-bun-trong-xu-ly-nuoc-thai-bun-thai-thuy-san\/","title":{"rendered":"Sludge dehydrator in the treatment of seafood\/fish processing wastewater and sludge"},"content":{"rendered":"S\u1ee1 h\u1eefu v\u1ecb tr\u00ed chi\u1ebfn l\u01b0\u1ee3c b\u00ean b\u1edd bi\u1ec3n \u0110\u00f4ng, <a href=\"https:\/\/en.wikipedia.org\/wiki\/Geography_of_Vietnam\" target=\"_blank\" rel=\"noopener\">v\u1edbi \u0111\u01b0\u1eddng b\u1edd bi\u1ec3n d\u00e0i 3.260 km<\/a> (3.444 km, h\u1ea1ng 33 th\u1ebf gi\u1edbi theo <a href=\"https:\/\/www.cia.gov\/the-world-factbook\/countries\/vietnam\/\" target=\"_blank\" rel=\"noopener\">The World Factbook<\/a>). Vi\u1ec7t Nam tuy\u00ean b\u1ed1 12 h\u1ea3i l\u00fd l\u00e3nh h\u1ea3i, th\u00eam 12 h\u1ea3i l\u00fd v\u00f9ng ti\u1ebfp gi\u00e1p l\u00e3nh h\u1ea3i, 200 h\u1ea3i l\u00fd v\u00f9ng \u0111\u1eb7c quy\u1ec1n kinh t\u1ebf v\u00e0 cu\u1ed1i c\u00f9ng l\u00e0 <a href=\"https:\/\/en.wikipedia.org\/wiki\/Continental_shelf\" target=\"_blank\" rel=\"noopener\">th\u1ec1m l\u1ee5c \u0111\u1ecba<\/a>. V\u00f9ng bi\u1ec3n thu\u1ed9c ch\u1ee7 quy\u1ec1n v\u00e0 quy\u1ec1n t\u00e0i ph\u00e1n c\u1ee7a Vi\u1ec7t Nam chi\u1ebfm di\u1ec7n t\u00edch kho\u1ea3ng 1.000.000 km\u00b2 bi\u1ec3n \u0110\u00f4ng. C\u00f9ng v\u1edbi m\u1ea1ng l\u01b0\u1edbi s\u00f4ng h\u1ed3, n\u1ed9i th\u1ee7y d\u00e0y \u0111\u1eb7c, thu\u1eadn l\u1ee3i cho vi\u1ec7c \u0111\u00e1nh b\u1eaft, nu\u00f4i tr\u1ed3ng th\u1ee7y h\u1ea3i s\u1ea3n. \u0110\u00e2y \u0111\u01b0\u1ee3c coi l\u00e0 m\u1ed9t trong nh\u1eefng ng\u00e0nh kinh t\u1ebf m\u0169i nh\u1ecdn c\u1ee7a Vi\u1ec7t Nam. S\u1ea3n l\u01b0\u1ee3ng th\u1ee7y s\u1ea3n khai th\u00e1c \u0111\u01b0\u1ee3c kho\u1ea3ng <a href=\"https:\/\/vasep.com.vn\/gioi-thieu\/tong-quan-nganh\" target=\"_blank\" rel=\"noopener\">4 tri\u1ec7u t\u1ea5n\/n\u0103m<\/a>. S\u1ea3n ph\u1ea9m ch\u1ebf bi\u1ebfn kho\u1ea3ng 700 \u2013 800 ngh\u00ecn t\u1ea5n. Chi\u1ebfm 4-5% GDP v\u00e0 10% t\u1ed5ng kim ng\u1ea1ch xu\u1ea5t kh\u1ea9u c\u1ea3 n\u01b0\u1edbc.\r\n\r\n<img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-3152 size-full\" src=\"https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/che_bien_thuy_san_1-cover.jpg\" alt=\"x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i th\u1ee7y s\u1ea3n\" width=\"1200\" height=\"768\" srcset=\"https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/che_bien_thuy_san_1-cover.jpg 1200w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/che_bien_thuy_san_1-cover-510x326.jpg 510w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/che_bien_thuy_san_1-cover-300x192.jpg 300w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/che_bien_thuy_san_1-cover-1024x655.jpg 1024w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/che_bien_thuy_san_1-cover-768x492.jpg 768w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/che_bien_thuy_san_1-cover-18x12.jpg 18w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/che_bien_thuy_san_1-cover-600x384.jpg 600w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/>\r\n\r\nAccompanying development opportunities are environmental challenges. Wastewater from the fisheries industry contains many pollutants that are harmful to the ecosystem and human health. Therefore, investing in treating wastewater and seafood sludge is a requirement for factories, businesses and processing establishments in the industry.\r\n\r\n<figure id=\"attachment_3151\" aria-describedby=\"caption-attachment-3151\" style=\"width: 1200px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-3151 size-full\" src=\"https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/South_China_Sea_claims_map.svg.png\" alt=\"x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i th\u1ee7y s\u1ea3n\" width=\"1200\" height=\"1396\" srcset=\"https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/South_China_Sea_claims_map.svg.png 1200w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/South_China_Sea_claims_map.svg-510x593.png 510w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/South_China_Sea_claims_map.svg-258x300.png 258w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/South_China_Sea_claims_map.svg-880x1024.png 880w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/South_China_Sea_claims_map.svg-768x893.png 768w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/South_China_Sea_claims_map.svg-10x12.png 10w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/South_China_Sea_claims_map.svg-600x698.png 600w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><figcaption id=\"caption-attachment-3151\" class=\"wp-caption-text\"><em>Maritime sovereignty (exclusive economic zone and continental shelf) of the Socialist Republic of Vietnam<\/em><\/figcaption><\/figure>\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\/may-ep-bun-trong-xu-ly-nuoc-thai-bun-thai-thuy-san\/#TONG_QUAN_VE_NUOC_THAI_BUN_THAI_THUY_HAI_SAN\" >Overview of wastewater, seafood sludge<\/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\/may-ep-bun-trong-xu-ly-nuoc-thai-bun-thai-thuy-san\/#Nguon_phat_sinh\" >Stationary sources<\/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\/may-ep-bun-trong-xu-ly-nuoc-thai-bun-thai-thuy-san\/#Tac_dong_moi_truong_neu_nuoc_thai_nganh_thuy_san_khong_duoc_xu_ly\" >Environmental impact if wastewater is not treated<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/arkvietnam.com\/en\/may-ep-bun-trong-xu-ly-nuoc-thai-bun-thai-thuy-san\/#Tinh_chat_hoa_ly_cua_nuoc_thai_che_bien_thuy_hai_san\" >Physicochemical properties of seafood processing wastewater<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/arkvietnam.com\/en\/may-ep-bun-trong-xu-ly-nuoc-thai-bun-thai-thuy-san\/#QUY_TRINH_XU_LY_NUOC_THAI_BUN_THAI_THUY_HAI_SAN\" >Process of treating wastewater, seafood sludge<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/arkvietnam.com\/en\/may-ep-bun-trong-xu-ly-nuoc-thai-bun-thai-thuy-san\/#1_Giai_doan_xu_ly_co_hoc_nuoc_thai\" >1. Wastewater mechanical treatment stage<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/arkvietnam.com\/en\/may-ep-bun-trong-xu-ly-nuoc-thai-bun-thai-thuy-san\/#2_Giai_doan_tuyen_noi_keo_tu\" >2. The stage of flotation, flocculation<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/arkvietnam.com\/en\/may-ep-bun-trong-xu-ly-nuoc-thai-bun-thai-thuy-san\/#3_Giai_doan_xu_ly_sinh_hoc_nuoc_thai_thuy_san\" >3. Biological treatment of aquatic wastewater<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/arkvietnam.com\/en\/may-ep-bun-trong-xu-ly-nuoc-thai-bun-thai-thuy-san\/#Xu_ly_ky_khi\" >Anaerobic treatment<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/arkvietnam.com\/en\/may-ep-bun-trong-xu-ly-nuoc-thai-bun-thai-thuy-san\/#Xu_ly_hieu_khi\" >Aerobic treatment<\/a><\/li><\/ul><\/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\/may-ep-bun-trong-xu-ly-nuoc-thai-bun-thai-thuy-san\/#4_Giai_doan_xu_ly_hoa_ly_nuoc_thai_thuy_san\" >4. The stage of Physico-chemical treatment of aquatic wastewater<\/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\/may-ep-bun-trong-xu-ly-nuoc-thai-bun-thai-thuy-san\/#5_Giai_doan_xu_ly_bun_thai_thuy_san\" >5. Aquatic sludge treatment stage<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/arkvietnam.com\/en\/may-ep-bun-trong-xu-ly-nuoc-thai-bun-thai-thuy-san\/#LOI_ICH_CUA_MAY_EP_BUN_TRONG_XU_LY_BUN_THAI_THUY_SAN\" >Benefits of sludge dewatering machine in aquatic sludge treatment<\/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-14\" href=\"https:\/\/arkvietnam.com\/en\/may-ep-bun-trong-xu-ly-nuoc-thai-bun-thai-thuy-san\/#Han_che_cua_phuong_phap_cu\" >Limitations of the old method<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4 translation-block'><span style=\"color: #0000ff\">Works alternative to <a href=\"\/en\/product-category\/may-ep-bun\" target=\"_self\" rel=\"noopener\"> Sludge dewatering ARK Vietnam<\/a> modern<\/span><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/arkvietnam.com\/en\/may-ep-bun-trong-xu-ly-nuoc-thai-bun-thai-thuy-san\/#Hau_mai_tan_tam_cham_soc_khach_hang_247\" >Dedicated after-sales service, 24\/7 customer care<\/a><\/li><\/ul><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"TONG_QUAN_VE_NUOC_THAI_BUN_THAI_THUY_HAI_SAN\"><\/span>Overview of wastewater, seafood sludge<span class=\"ez-toc-section-end\"><\/span><\/h2>\r\n<h3><span class=\"ez-toc-section\" id=\"Nguon_phat_sinh\"><\/span><span style=\"color: #0000ff;\">Stationary sources<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\r\n<div>Aquaculture, exploitation, and processing include preliminary processing, filleting, freezing fish, shrimp, crab, ..., and fishmeal production, ... with diverse input materials. The stages of water change in ponds, cages, sorting, cleaning, processing, and equipment cleaning will generate a huge amount of wastewater.<\/div>\r\nSolid waste generated includes shrimp shell heads, clam shells, squid skin\/shells, squid and fish organs, etc., which have an unpleasant odor, especially when decomposed.\r\n\r\n<img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-3162 size-full\" src=\"https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/xu-ly-nuoc-thai-che-bien-thit-thuy-hai-san-2.jpg\" alt=\"\" width=\"620\" height=\"448\" srcset=\"https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/xu-ly-nuoc-thai-che-bien-thit-thuy-hai-san-2.jpg 620w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/xu-ly-nuoc-thai-che-bien-thit-thuy-hai-san-2-510x369.jpg 510w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/xu-ly-nuoc-thai-che-bien-thit-thuy-hai-san-2-300x217.jpg 300w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/xu-ly-nuoc-thai-che-bien-thit-thuy-hai-san-2-18x12.jpg 18w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/xu-ly-nuoc-thai-che-bien-thit-thuy-hai-san-2-600x434.jpg 600w\" sizes=\"auto, (max-width: 620px) 100vw, 620px\" \/>\r\n<h3><span class=\"ez-toc-section\" id=\"Tac_dong_moi_truong_neu_nuoc_thai_nganh_thuy_san_khong_duoc_xu_ly\"><\/span><span style=\"color: #0000ff;\">Environmental impact if wastewater is not treated<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\r\n\u0110\u1eb7c \u0111i\u1ec3m c\u1ee7a lo\u1ea1i n\u01b0\u1edbc th\u1ea3i n\u00e0y l\u00e0 th\u00e0nh ph\u1ea7n c\u00e1c ch\u1ea5t h\u1eefu c\u01a1 h\u00f2a tan, c\u00e1c h\u1ee3p ch\u1ea5t l\u01a1 l\u1eedng, huy\u1ec1n ph\u00f9 ch\u1ee9a nito, photpho, l\u01b0u hu\u1ef3nh, \u2026 \u1edf m\u1ee9c \u0111\u1ed9 cao. C\u00e1c ch\u1ea5t n\u00e0y n\u1ebfu th\u1ea3i tr\u1ef1c ti\u1ebfp ra ngo\u00e0i, khi ph\u00e2n h\u1ee7y, s\u1ebd l\u00e0m gi\u1ea3m \u0111\u00e1ng k\u1ec3 n\u1ed3ng \u0111\u1ed9 oxy h\u00f2a tan trong n\u01b0\u1edbc, ch\u1ebft ng\u1ea1t c\u00e1c sinh v\u1eadt th\u1ee7y sinh trong s\u00f4ng, h\u1ed3. L\u00e0m n\u01b0\u1edbc m\u1ea5t kh\u1ea3 n\u0103ng t\u1ef1 l\u00e0m s\u1ea1ch, g\u00e2y \u00f4 nhi\u1ec5m nghi\u00eam tr\u1ecdng ngu\u1ed3n n\u01b0\u1edbc m\u1eb7t, n\u01b0\u1edbc ng\u1ea7m, v\u00f9ng ven bi\u1ec3n.\r\n\r\nC\u00e1c h\u1ee3p ch\u1ea5t gi\u00e0u nit\u01a1, photpho khi th\u1ea3i ra s\u00f4ng h\u1ed3 l\u00e0m t\u0103ng s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a t\u1ea3o g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng ph\u00fa d\u01b0\u1ee1ng h\u00f3a. Gi\u1ebft ch\u1ebft c\u00e1c sinh v\u1eadt trong h\u1ec7 sinh v\u1eadt th\u1ee7y sinh, k\u1ec3 c\u1ea3 c\u00e1c lo\u00e0i nu\u00f4i tr\u1ed3ng \u2026\r\n\r\nC\u00e1c ch\u1ea5t r\u1eafn l\u01a1 l\u1eedng l\u00e0m n\u01b0\u1edbc \u0111\u1ee5c, h\u1ea1n ch\u1ebf \u00e1nh s\u00e1ng, g\u00e2y \u1ea3nh h\u01b0\u1edfng t\u1edbi qu\u00e1 tr\u00ecnh quang h\u1ee3p c\u1ee7a t\u1ea3o, rong r\u00eau. Ch\u1ea5t r\u1eafn l\u01a1 l\u1eedng c\u0169ng b\u1ed3i l\u1eafng l\u00f2ng s\u00f4ng, c\u1ea3n tr\u1edf s\u1ef1 l\u01b0u th\u00f4ng c\u1ee7a n\u01b0\u1edbc v\u00e0 t\u00e0u b\u00e8.\r\n\r\n<figure id=\"attachment_3160\" aria-describedby=\"caption-attachment-3160\" style=\"width: 595px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-3160 size-full\" src=\"https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/qt-che-bien-thuy-san.png\" alt=\"x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i th\u1ee7y s\u1ea3n\" width=\"595\" height=\"724\" srcset=\"https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/qt-che-bien-thuy-san.png 595w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/qt-che-bien-thuy-san-510x621.png 510w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/qt-che-bien-thuy-san-247x300.png 247w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/qt-che-bien-thuy-san-10x12.png 10w\" sizes=\"auto, (max-width: 595px) 100vw, 595px\" \/><figcaption id=\"caption-attachment-3160\" class=\"wp-caption-text\"><em>Process of seafood processing and sources of wastewater generation<\/em><\/figcaption><\/figure>\r\n<h3><span class=\"ez-toc-section\" id=\"Tinh_chat_hoa_ly_cua_nuoc_thai_che_bien_thuy_hai_san\"><\/span><span style=\"color: #0000ff;\">Physicochemical properties of seafood processing wastewater<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\r\n<ul>\r\n \t<li>70\u201380% are organic compounds including proteins, amino acids, urea CON\u2082H\u2084, fats, and extremely difficult-to-process complexes.<\/li>\r\n \t<li>20-30% comprises sand, soil, salt, additives, and detergents<\/li>\r\n \t<li>Nitrogen and Phosphorus: Aquatic wastewater contains outrageous amounts of N and P, especially phosphorus not only in the product's composition but also because of the addition of processing additives.<\/li>\r\n \t<li>COD and BOD are very high, exceeding the standard many times.<\/li>\r\n \t<li>Contains many types of bacteria, viruses, and larval eggs, helminths that cause disease. People who directly use contaminated water are at high risk of contracting dysentery, typhoid, polio, urinary tract infections, and acute diarrhea.<\/li>\r\n \t<li>Ammonia: is extremely toxic to shrimp and fish, even in tiny concentrations. The lethal concentration ranged from 1.2 to 3 mg\/l.<\/li>\r\n<\/ul>\r\n<table width=\"719\">\r\n<tbody>\r\n<tr>\r\n<td style=\"text-align: center;\" rowspan=\"2\" width=\"110\"><span style=\"color: #0000ff;\"><strong>Targets<\/strong><\/span><\/td>\r\n<td style=\"text-align: center;\" rowspan=\"2\" width=\"114\"><span style=\"color: #0000ff;\"><strong>Unit<\/strong><\/span><\/td>\r\n<td style=\"text-align: center;\" colspan=\"4\" width=\"496\"><span style=\"color: #0000ff;\"><strong>Concentration<\/strong><\/span><\/td>\r\n<\/tr>\r\n<tr>\r\n<td style=\"text-align: center;\" width=\"106\"><span style=\"color: #0000ff;\"><strong>Frozen shrimp<\/strong><\/span><\/td>\r\n<td style=\"text-align: center;\" width=\"105\"><span style=\"color: #0000ff;\"><strong>Catfish<\/strong><\/span><\/td>\r\n<td style=\"text-align: center;\" width=\"81\"><span style=\"color: #0000ff;\"><strong>Mixed frozen seafood<\/strong><\/span><\/td>\r\n<td style=\"text-align: center;\" width=\"203\"><span style=\"color: #0000ff;\"><strong>QCVN 11:2018, C\u1ed9t B<\/strong><\/span><\/td>\r\n<\/tr>\r\n<tr>\r\n<td style=\"text-align: center;\" width=\"110\"><strong>pH<\/strong><\/td>\r\n<td style=\"text-align: center;\" width=\"114\">\u2013<\/td>\r\n<td style=\"text-align: center;\" width=\"106\">6.5 \u2013 9<\/td>\r\n<td style=\"text-align: center;\" width=\"105\">6.5 \u2013 7<\/td>\r\n<td style=\"text-align: center;\" width=\"81\">5.5 \u2013 9<\/td>\r\n<td style=\"text-align: center;\" width=\"203\">5.5 \u2013 9<\/td>\r\n<\/tr>\r\n<tr>\r\n<td style=\"text-align: center;\" width=\"110\"><strong>Ch\u1ea5t r\u1eafn l\u01a1 l\u1eedng (SS)<\/strong><\/td>\r\n<td style=\"text-align: center;\" width=\"114\">mg\/L<\/td>\r\n<td style=\"text-align: center;\" width=\"106\">100 \u2013 300<\/td>\r\n<td style=\"text-align: center;\" width=\"105\">500 \u2013 1200<\/td>\r\n<td style=\"text-align: center;\" width=\"81\">50 \u2013 194<\/td>\r\n<td style=\"text-align: center;\" width=\"203\">100<\/td>\r\n<\/tr>\r\n<tr>\r\n<td style=\"text-align: center;\" width=\"110\"><strong>COD<\/strong><\/td>\r\n<td style=\"text-align: center;\" width=\"114\">mgO<sub>2<\/sub>\/L<\/td>\r\n<td style=\"text-align: center;\" width=\"106\">800 \u2013 2000<\/td>\r\n<td style=\"text-align: center;\" width=\"105\">800 \u2013 2500<\/td>\r\n<td style=\"text-align: center;\" width=\"81\">694 \u2013 2070<\/td>\r\n<td style=\"text-align: center;\" width=\"203\">80<\/td>\r\n<\/tr>\r\n<tr>\r\n<td style=\"text-align: center;\" width=\"110\"><strong>BOD5<\/strong><\/td>\r\n<td style=\"text-align: center;\" width=\"114\">mgO<sub>2<\/sub>\/L<\/td>\r\n<td style=\"text-align: center;\" width=\"106\">500 \u2013 1500<\/td>\r\n<td style=\"text-align: center;\" width=\"105\">500 \u2013 1500<\/td>\r\n<td style=\"text-align: center;\" width=\"81\">391 \u2013 1539<\/td>\r\n<td style=\"text-align: center;\" width=\"203\">50<\/td>\r\n<\/tr>\r\n<tr>\r\n<td style=\"text-align: center;\" width=\"110\"><strong>N Total<\/strong><\/td>\r\n<td style=\"text-align: center;\" width=\"114\">mg\/L<\/td>\r\n<td style=\"text-align: center;\" width=\"106\">50 \u2013 200<\/td>\r\n<td style=\"text-align: center;\" width=\"105\">100 \u2013 300<\/td>\r\n<td style=\"text-align: center;\" width=\"81\">30 \u2013 100<\/td>\r\n<td style=\"text-align: center;\" width=\"203\">\u2013<\/td>\r\n<\/tr>\r\n<tr>\r\n<td style=\"text-align: center;\" width=\"110\"><strong>P total<\/strong><\/td>\r\n<td style=\"text-align: center;\" width=\"114\">mg\/L<\/td>\r\n<td style=\"text-align: center;\" width=\"106\">10 \u2013 120<\/td>\r\n<td style=\"text-align: center;\" width=\"105\">50 \u2013 100<\/td>\r\n<td style=\"text-align: center;\" width=\"81\">3 \u2013 50<\/td>\r\n<td style=\"text-align: center;\" width=\"203\">60<\/td>\r\n<\/tr>\r\n<tr>\r\n<td style=\"text-align: center;\" width=\"110\"><strong>Oil and grease<\/strong><\/td>\r\n<td style=\"text-align: center;\" width=\"114\">mg\/L<\/td>\r\n<td style=\"text-align: center;\" width=\"106\">\u2013<\/td>\r\n<td style=\"text-align: center;\" width=\"105\">250 \u2013 830<\/td>\r\n<td style=\"text-align: center;\" width=\"81\">2.4 \u2013 100<\/td>\r\n<td style=\"text-align: center;\" width=\"203\">20<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<p style=\"text-align: center;\"><em>According to Vietnam Environment Administration 2009<\/em><\/p>\r\n\r\n<h2><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-3163 size-full\" src=\"https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/xu-ly-nuoc-thai-che-bien-thit-thuy-hai-san-1.jpg\" alt=\"\" width=\"778\" height=\"583\" srcset=\"https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/xu-ly-nuoc-thai-che-bien-thit-thuy-hai-san-1.jpg 778w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/xu-ly-nuoc-thai-che-bien-thit-thuy-hai-san-1-510x382.jpg 510w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/xu-ly-nuoc-thai-che-bien-thit-thuy-hai-san-1-300x225.jpg 300w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/xu-ly-nuoc-thai-che-bien-thit-thuy-hai-san-1-768x576.jpg 768w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/xu-ly-nuoc-thai-che-bien-thit-thuy-hai-san-1-16x12.jpg 16w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/xu-ly-nuoc-thai-che-bien-thit-thuy-hai-san-1-600x450.jpg 600w\" sizes=\"auto, (max-width: 778px) 100vw, 778px\" \/><\/h2>\r\n<h2><span class=\"ez-toc-section\" id=\"QUY_TRINH_XU_LY_NUOC_THAI_BUN_THAI_THUY_HAI_SAN\"><\/span>Process of treating wastewater, seafood sludge<span class=\"ez-toc-section-end\"><\/span><\/h2>\r\nThe current technology of wastewater and aquatic sludge treatment is very diverse and complex. Depending on the input materials and processing methods, the discharged wastewater has unique characteristics. In the final stage, most factories and factories used mud presses to treat sludge. This saves costs, takes up less area of traditional mud drying yards, and brings high efficiency.\r\n\r\n<figure id=\"attachment_3164\" aria-describedby=\"caption-attachment-3164\" style=\"width: 469px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-3164 size-full\" src=\"https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/xlnt-thuy-san.png\" alt=\"x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i th\u1ee7y s\u1ea3n\" width=\"469\" height=\"781\" srcset=\"https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/xlnt-thuy-san.png 469w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/xlnt-thuy-san-180x300.png 180w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/xlnt-thuy-san-7x12.png 7w\" sizes=\"auto, (max-width: 469px) 100vw, 469px\" \/><figcaption id=\"caption-attachment-3164\" class=\"wp-caption-text\"><em>Flow chart of seafood wastewater treatment process<\/em><\/figcaption><\/figure>\r\n<h3><span class=\"ez-toc-section\" id=\"1_Giai_doan_xu_ly_co_hoc_nuoc_thai\"><\/span><span style=\"color: #0000ff;\">1. Wastewater mechanical treatment stage<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\r\nN\u01b0\u1edbc th\u1ea3i t\u1eeb nh\u00e0 m\u00e1y, khu ch\u1ebf bi\u1ebfn, khu nu\u00f4i tr\u1ed3ng th\u1ee7y s\u1ea3n \u0111\u01b0\u1ee3c d\u1eabn qua c\u00e1c song ch\u1eafn r\u00e1c. R\u00e1c th\u00f4, c\u00f3 k\u00edch th\u01b0\u1edbc l\u1edbn (nh\u01b0 l\u00e1 c\u00e2y, x\u01b0\u01a1ng c\u00e1, v\u00e2y, v\u1ecf gi\u00e1p x\u00e1c, \u2026) b\u1ecb lo\u1ea1i b\u1ecf tr\u01b0\u1edbc khi ch\u1ea3y v\u00e0o b\u1ec3 l\u1eafng c\u00e1t. Th\u00e0nh ph\u1ea7n c\u00e1t s\u1ebd \u0111\u01b0\u1ee3c l\u1eafng l\u1ea1i \u1edf \u0111\u00e1y b\u1ec3.\r\n\r\nGiai \u0111o\u1ea1n ti\u1ebfp theo l\u00e0 b\u1ec3 \u0111i\u1ec1u h\u00f2a, n\u01b0\u1edbc th\u1ea3i \u0111\u01b0\u1ee3c s\u1ee5c kh\u00ed. B\u1ec3 \u0111i\u1ec1u h\u00f2a c\u00f3 nhi\u1ec7m v\u1ee5 \u0111i\u1ec1u h\u00f2a l\u01b0u l\u01b0\u1ee3ng v\u00e0 n\u1ed3ng \u0111\u1ed9 c\u00e1c ch\u1ea5t \u00f4 nhi\u1ec5m trong n\u01b0\u1edbc th\u1ea3i.\r\n<h3><span class=\"ez-toc-section\" id=\"2_Giai_doan_tuyen_noi_keo_tu\"><\/span><span style=\"color: #0000ff;\">2. The stage of flotation, flocculation<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\r\nPh\u00e8n PAC<em> (<a href=\"https:\/\/en.wikipedia.org\/wiki\/Aluminium_chlorohydrate\" target=\"_blank\" rel=\"noopener\">Poly Aluminium Chloride<\/a>)<\/em> hay polymer PAM <em>(<a href=\"https:\/\/en.wikipedia.org\/wiki\/Polyacrylamide\" target=\"_blank\" rel=\"noopener\">Polyacrylamide<\/a>)<\/em> l\u00e0 t\u00e1c nh\u00e2n ti\u00ean quy\u1ebft c\u1ee7a giai \u0111o\u1ea1n n\u00e0y, c\u00e1c b\u00f4ng b\u00f9n sau khi keo t\u1ee5 s\u1ebd ch\u1ea3y qua h\u1ec7 th\u1ed1ng tuy\u1ec3n n\u1ed5i. Hi\u1ec3u \u0111\u01a1n gi\u1ea3n, khi \u0111\u01b0\u1ee3c b\u01a1m v\u00e0o, c\u00e1c b\u1ecdt kh\u00ed s\u1ebd n\u1ed5i l\u00ean mang theo v\u00e1ng d\u1ea7u v\u00e0 c\u00e1c b\u00f4ng c\u1eb7n l\u01a1 l\u1eedng. H\u1ec7 th\u1ed1ng g\u1ea1t \u1edf tr\u00ean b\u1ec3 s\u1ebd g\u1ea1n t\u00e1ch d\u1ea7u m\u1ee1 v\u00e0 b\u00f9n c\u1eb7n \u0111\u01b0a v\u1ec1 b\u1ec3 ch\u1ee9a b\u00f9n. Ngay trong c\u00f4ng \u0111o\u1ea1n n\u00e0y, ch\u1ea5t r\u1eafn l\u01a1 l\u1eedng v\u00e0 d\u1ea7u m\u1ee1 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c lo\u1ea1i b\u1ecf t\u1edbi tr\u00ean 90%.\r\n\r\nTh\u1ef1c t\u1ebf cho th\u1ea5y polymer cho hi\u1ec7u qu\u1ea3 t\u1ea1o keo t\u1ee5 cao h\u01a1n, ARK Vi\u1ec7t Nam hi\u1ec7n \u0111ang <a href=\"https:\/\/arkvietnam.com\/en\/product-category\/polymer\/\">ph\u00e2n ph\u1ed1i polymer PAM <em>(Polyacrylamide)<\/em> <\/a>\u1edf hai d\u1ea1ng: b\u1ed9t v\u00e0 nh\u0169 t\u01b0\u01a1ng v\u1edbi s\u1ed1 l\u01b0\u1ee3ng l\u1edbn \u0111i k\u00e8m chi\u1ebft kh\u1ea5u h\u1ea5p d\u1eabn.\r\n<h3><span class=\"ez-toc-section\" id=\"3_Giai_doan_xu_ly_sinh_hoc_nuoc_thai_thuy_san\"><\/span><span style=\"color: #0000ff;\">3. Biological treatment of aquatic wastewater<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\r\n<h4><span class=\"ez-toc-section\" id=\"Xu_ly_ky_khi\"><\/span><em>Anaerobic treatment<\/em><span class=\"ez-toc-section-end\"><\/span><\/h4>\r\nT\u1eeb b\u1ec3 \u0111i\u1ec1u h\u00f2a \u0111\u1ebfn b\u1ec3 <a href=\"https:\/\/en.wikipedia.org\/wiki\/Upflow_anaerobic_sludge_blanket_digestion\" target=\"_blank\" rel=\"noopener\">UASB <\/a><em>(b\u1ec3 sinh h\u1ecdc k\u1ef5 kh\u00ed &#8211; Upflow Anaerobic Sludge Blanket).<\/em> C\u00e1c vi sinh v\u1eadt k\u1ef5 kh\u00ed t\u1ea1i \u0111\u00e2y s\u1ebd ph\u00e2n h\u1ee7y c\u00e1c h\u1ee3p ch\u1ea5t h\u1eefu c\u01a1 ch\u1ee9a nito v\u00e0 photpho. Hi\u1ec7u su\u1ea5t x\u1eed l\u00fd COD v\u00e0 BOD \u0111\u1ea1t t\u1eeb 60-80%. S\u1ea3n ph\u1ea9m c\u1ee7a qu\u00e1 tr\u00ecnh l\u00e0 c\u00e1c ch\u1ea5t h\u1eefu c\u01a1 \u0111\u01a1n gi\u1ea3n nh\u01b0 metan (CH<sub>4<\/sub>), n\u01b0\u1edbc, CO<sub>2<\/sub>, H<sub>2<\/sub>S.\r\n<p style=\"text-align: center;\" class=\"translation-block\">Anaerobic microorganisms + Organic matter \u2192 CO<sub>2<\/sub> + CH<sub>4<\/sub> + H<sub>2<\/sub>S + new biomass<\/p>\r\n\r\n\r\n<figure id=\"attachment_3161\" aria-describedby=\"caption-attachment-3161\" style=\"width: 640px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-3161 size-full\" src=\"https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/be-uasb-la-gi.jpg\" alt=\"x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i th\u1ee7y s\u1ea3n\" width=\"640\" height=\"435\" srcset=\"https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/be-uasb-la-gi.jpg 640w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/be-uasb-la-gi-510x347.jpg 510w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/be-uasb-la-gi-300x204.jpg 300w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/be-uasb-la-gi-18x12.jpg 18w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/be-uasb-la-gi-600x408.jpg 600w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><figcaption id=\"caption-attachment-3161\" class=\"wp-caption-text\"><em>B\u1ec3 UASB<\/em><\/figcaption><\/figure>\r\n<h4><span class=\"ez-toc-section\" id=\"Xu_ly_hieu_khi\"><\/span><em>Aerobic treatment<\/em><span class=\"ez-toc-section-end\"><\/span><\/h4>\r\nC\u00e1c c\u1ee5m b\u1ec3 anoxic v\u00e0 aerotank l\u00e0 giai \u0111o\u1ea1n ti\u1ebfp theo. C\u00e1c qu\u00e1 tr\u00ecnh x\u1eed l\u00fd t\u1ed5ng h\u1ee3p nh\u01b0: kh\u1eed BOD, nitrat h\u00f3a, kh\u1eed amoni v\u00e0 kh\u1eed nitrat th\u00e0nh kh\u00ed nit\u01a1, kh\u1eed photpho \u0111\u01b0\u1ee3c di\u1ec5n ra. C\u00e1c h\u1ee3p ch\u1ea5t h\u1eefu c\u01a1 c\u1ee9ng \u0111\u1ea7u c\u00f2n l\u1ea1i trong n\u01b0\u1edbc th\u1ea3i \u0111\u01b0\u1ee3c vi sinh v\u1eadt hi\u1ebfu kh\u00ed oxy h\u00f3a th\u00e0nh CO<sub>2<\/sub>, n\u01b0\u1edbc. Ng\u01b0\u1eddi ta th\u01b0\u1eddng t\u00e1i s\u1eed d\u1ee5ng b\u00f9n th\u1ea3i ho\u1eb7c b\u00f9n ho\u1ea1t t\u00ednh \u0111\u1eb7c bi\u1ec7t ch\u1ee9a vi sinh v\u1eadt \u0111\u1ec3 t\u0103ng hi\u1ec7u qu\u1ea3 x\u1eed l\u00fd.\r\n\r\nN\u1ed3ng \u0111\u1ed9 b\u00f9n ho\u1ea1t t\u00ednh dao \u0111\u1ed9ng t\u1eeb 1000 \u2013 3000 <a href=\"https:\/\/en.wikipedia.org\/wiki\/Mixed_liquor_suspended_solids\" target=\"_blank\" rel=\"noopener\">MLSS<\/a> mg\/L (MLSS l\u00e0 Mixed liquor suspended solids hay h\u1ed7n h\u1ee3p ch\u1ea5t r\u1eafn l\u01a1 l\u1eedng). N\u1ed3ng \u0111\u1ed9 b\u00f9n c\u00e0ng cao, t\u1ea3i l\u01b0\u1ee3ng ch\u1ea5t h\u1eefu c\u01a1 c\u00e0ng l\u1edbn. Oxy \u0111\u01b0\u1ee3c c\u1ea5p li\u00ean t\u1ee5c v\u00e0o b\u1ec3 nh\u1edd h\u1ec7 th\u1ed1ng th\u1ed5i kh\u00ed. \u0110\u01b0\u1eddng k\u00ednh b\u1ecdt kh\u00ed l\u00fd t\u01b0\u1edfng v\u00e0o kho\u1ea3ng 10 \u00b5m. Oxy l\u00e0 c\u1ea7n thi\u1ebft \u0111\u1ec3 cho c\u00e1c vi sinh v\u1eadt ho\u1ea1t \u0111\u1ed9ng. H\u1ec7 th\u1ed1ng khu\u1ea5y x\u00e1o tr\u1ed9n \u0111\u1ec1u \u0111\u1ec3 t\u0103ng di\u1ec7n t\u00edch ti\u1ebfp x\u00fac.\r\n\r\nSau b\u1ec3 aerotank, b\u1ec3 l\u1eafng 2 (l\u1eafng sinh h\u1ecdc) l\u00e0 n\u1ea5c thang ti\u1ebfp theo ph\u1ea3i b\u01b0\u1edbc. B\u00f9n sinh ra t\u1eeb sinh kh\u1ed1i c\u1ee7a vi sinh v\u1eadt c\u0169ng nh\u01b0 c\u00e1c ch\u1ea5t l\u1eafng c\u1eb7n \u0111\u01b0\u1ee3c gi\u1eef l\u1ea1i \u1edf \u0111\u00e1y b\u1ec3 l\u1eafng. L\u01b0\u1ee3ng b\u00f9n ho\u00e0n l\u01b0u m\u1ed9t ph\u1ea7n v\u1ec1 b\u1ec3 aerotank. Ph\u1ea7n c\u00f2n l\u1ea1i \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o khu v\u1ef1c x\u1eed l\u00fd b\u00f9n.\r\n<h3><span class=\"ez-toc-section\" id=\"4_Giai_doan_xu_ly_hoa_ly_nuoc_thai_thuy_san\"><\/span><span style=\"color: #0000ff;\">4. The stage of Physico-chemical treatment of aquatic wastewater<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\r\nThe water after being separated from the sludge becomes clear and harmful dissolved substances have been removed to the maximum. In the next stage will be disinfected with chlorine or ozone. After the re-measurement of chemical indicators, water can be discharged into the environment or reused for production.\r\n<h3><span class=\"ez-toc-section\" id=\"5_Giai_doan_xu_ly_bun_thai_thuy_san\"><\/span><span style=\"color: #0000ff;\">5. Aquatic sludge treatment stage<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\r\nThe sludge from the settling tank and the UASB tank is put into the sludge storage tank. Although it's called mud, the key ingredient is still water. Therefore, the sludge has an enormous volume and volume. If the production scale of the seafood processing plant is large, then the sludge storage tank needs an enormous capacity. If not handled in time, it will cause congestion and stall the operation of the whole factory.\r\n\r\n<span style=\"color: #0000ff;\"><em>\u2192 This is where sludge dewatering machines can go mainstream.<\/em><\/span>\r\n\r\n<em>See more:<\/em> <a href=\"\/en\/sludge-dewatering-perfect-assistant-in-industrial-wastewater-treatment\/\">Sludge dewatering machine \u2013 a great assistant for industrial wastewater treatment<\/a>\r\n<h2><span class=\"ez-toc-section\" id=\"LOI_ICH_CUA_MAY_EP_BUN_TRONG_XU_LY_BUN_THAI_THUY_SAN\"><\/span>Benefits of sludge dewatering machine in aquatic sludge treatment<span class=\"ez-toc-section-end\"><\/span><\/h2>\r\nPh\u01b0\u01a1ng ph\u00e1p s\u1eed d\u1ee5ng s\u00e2n ph\u01a1i b\u00f9n r\u00f5 r\u00e0ng \u0111\u00e3 qu\u00e1 l\u1ed7i th\u1eddi trong t\u00ecnh h\u00ecnh hi\u1ec7n nay. Khi m\u00e0 s\u1ea3n l\u01b0\u1ee3ng khai th\u00e1c ng\u00e0y c\u00e0ng t\u0103ng, \u0111i k\u00e8m v\u1edbi quy m\u00f4 c\u1ee7a c\u00e1c nh\u00e0 m\u00e1y, khu ch\u1ebf xu\u1ea5t, ch\u1ebf bi\u1ebfn th\u1ee7y h\u1ea3i s\u1ea3n li\u00ean t\u1ee5c \u0111\u01b0\u1ee3c m\u1edf r\u1ed9ng. Th\u1ecb tr\u01b0\u1eddng c\u1ee7a c\u00e1c doanh nghi\u1ec7p Vi\u1ec7t Nam kh\u00f4ng c\u00f2n b\u00f3 h\u1eb9p trong n\u01b0\u1edbc, m\u00e0 c\u00f2n thu h\u00fat s\u1ef1 quan t\u00e2m c\u1ee7a c\u00e1c \u0111\u1ed1i t\u00e1c qu\u1ed1c t\u1ebf. Do \u0111\u00f3 kh\u1ed1i l\u01b0\u1ee3ng b\u00f9n th\u1ea3i ph\u00e1t sinh ng\u00e0y c\u00e0ng nhi\u1ec1u.\r\n\r\nThu\u00ea c\u00e1c \u0111\u01a1n v\u1ecb x\u1eed l\u00fd, h\u00fat b\u00f9n b\u00ean ngo\u00e0i ch\u1ec9 l\u00e0 bi\u1ec7n ph\u00e1p t\u00ecnh th\u1ebf. T\u00ednh v\u1ec1 d\u00e0i h\u1ea1n, chi ph\u00ed h\u00e0ng n\u0103m th\u1ef1c s\u1ef1 l\u00e0 m\u1ed9t con s\u1ed1 kh\u1ed5ng l\u1ed3. Thay v\u00e0o \u0111\u00f3, \u0111\u1ea7u t\u01b0 n\u00e2ng c\u1ea5p h\u1ec7 th\u1ed1ng x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i, \u00e9p b\u00f9n hi\u1ec7n \u0111\u1ea1i s\u1ebd l\u00e0 kho\u1ea3n \u0111\u1ea7u t\u01b0 c\u00f3 t\u1ea7m nh\u00ecn chi\u1ebfn l\u01b0\u1ee3c, v\u00e0 thu v\u1ec1 l\u1ee3i nhu\u1eadn kinh t\u1ebf l\u00e2u d\u00e0i.\r\n\r\nM\u00e1y \u00e9p b\u00f9n s\u1ebd l\u1ecdc t\u00e1ch ph\u1ea7n l\u1edbn n\u01b0\u1edbc kh\u1ecfi dung d\u1ecbch b\u00f9n, gi\u1ea3m th\u1ebf t\u00edch v\u00e0 kh\u1ed1i l\u01b0\u1ee3ng b\u00f9n. Qua \u0111\u00f3 gi\u00fap gi\u1ea3m s\u1ed1 chuy\u1ebfn ph\u1ea3i v\u1eadn chuy\u1ec3n, gi\u1ea3m l\u01b0\u1ee3ng b\u00f9n ph\u1ea3i x\u1eed l\u00fd. T\u1ee9c l\u00e0 ti\u1ebft ki\u1ec7m ti\u1ec1n cho nh\u00e0 \u0111\u1ea7u t\u01b0.\r\n\r\n<em>See more:<\/em> <a href=\"\/en\/why-investment-in-sludge-dewatering-purchasing-is-right-and-profitable\/\">Why investment in sludge dewatering purchasing is right and profitable?<\/a>\r\n<h4><span class=\"ez-toc-section\" id=\"Han_che_cua_phuong_phap_cu\"><\/span><span style=\"color: #0000ff;\">Limitations of the old method<\/span><span class=\"ez-toc-section-end\"><\/span><\/h4>\r\n<ul>\r\n \t<li>The sludge drying yard is extremely space-consuming, depends on the weather, and causes odors and environmental pollution. Not to mention the need for a lot of workers and losing workers' health.<\/li>\r\n \t<li>Generations of sludge dewatering are old, outdated, inefficient, or congested. Regular repairs, causing production delays.<\/li>\r\n \t<li class=\"translation-block\"><a href=\"\/en\/product\/filter-press\/\" target=\"_self\" rel=\"noopener\">The filter press<\/a> operates intermittently. It is extremely difficult to remove the mud manually, as well as the hard, water-consuming cleaning.<\/li>\r\n \t<li class=\"translation-block\"><a href=\"\/en\/product\/belt-press\/\" target=\"_self\" rel=\"noopener\">The belt press<\/a>  is bulky, taking up a lot of factory space. Causes unpleasant odors during operation. Cost of operating labor and washing water. Regularly have to align the conveyor belt and replace the cumbersome and strenuous filter.<\/li>\r\n<\/ul>\r\n<div>\r\n\r\n<figure id=\"attachment_3159\" aria-describedby=\"caption-attachment-3159\" style=\"width: 1020px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-3159 size-large\" src=\"https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/khong-hieu-qua-1024x415.jpg\" alt=\"x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i th\u1ee7y s\u1ea3n\" width=\"1020\" height=\"413\" srcset=\"https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/khong-hieu-qua-1024x415.jpg 1024w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/khong-hieu-qua-510x207.jpg 510w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/khong-hieu-qua-300x122.jpg 300w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/khong-hieu-qua-768x311.jpg 768w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/khong-hieu-qua-1536x623.jpg 1536w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/khong-hieu-qua-18x7.jpg 18w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/khong-hieu-qua-600x243.jpg 600w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/khong-hieu-qua.jpg 1766w\" sizes=\"auto, (max-width: 1020px) 100vw, 1020px\" \/><figcaption id=\"caption-attachment-3159\" class=\"wp-caption-text\"><em>The old sludge treatment methods have too many shortcomings<\/em><\/figcaption><\/figure>\r\n<h4 class=\"translation-block\"><span style=\"color: #0000ff\">Works alternative to <a href=\"\/en\/product-category\/may-ep-bun\" target=\"_self\" rel=\"noopener\"> Sludge dewatering ARK Vietnam<\/a> modern<\/span><\/h4>\r\n<ol>\r\n \t<li class=\"translation-block\"><strong><a href=\"\/en\/product\/multi-disk-type-screw-press\" target=\"_self\" rel=\"noopener\">Screw press<\/a>:<\/strong> closed system, effective deodorization, avoiding the leakage of aquatic sludge that pollutes the factory. Smooth operation, energy saving, automatic control, non-stop continuous operation. Save washing water, easy to replace and maintain each screw, while the other screw can still work. Avoid stagnation in production activities. Improved mechanism with separation filter system, dynamic disc system reduces friction and prolongs product life.<\/li>\r\n \t<li class=\"translation-block\"><strong>High-pressure belt press:<\/strong> There are many improvements in durability, semi-automatic mode saves labor costs. Enhanced sludge pressing mechanism, making the mud drier and more stable.<\/li>\r\n \t<li class=\"translation-block\"><strong>Decanting centrifuge:<\/strong> closed system, fully automatic and continuous operation. High strength, dry mud cake, stable. Diverse capacity, suitable for a good deal of sludge. Impressive durability, automatic cleaning. Compact size, easy installation, and convenient to move.<\/li>\r\n<\/ol>\r\n<figure id=\"attachment_3063\" aria-describedby=\"caption-attachment-3063\" style=\"width: 1020px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-3063 size-large\" src=\"https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/DJI_0266-1024x576.jpg\" alt=\"x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i th\u1ee7y s\u1ea3n\" width=\"1020\" height=\"574\" srcset=\"https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/DJI_0266-1024x576.jpg 1024w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/DJI_0266-510x287.jpg 510w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/DJI_0266-300x169.jpg 300w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/DJI_0266-768x432.jpg 768w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/DJI_0266-1536x864.jpg 1536w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/DJI_0266-18x10.jpg 18w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/DJI_0266-600x338.jpg 600w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/03\/DJI_0266.jpg 1920w\" sizes=\"auto, (max-width: 1020px) 100vw, 1020px\" \/><figcaption id=\"caption-attachment-3063\" class=\"wp-caption-text\"><em>New generation sludge dewatering will bring high economic efficiency and sustainability<\/em><\/figcaption><\/figure>\r\n<h4><span class=\"ez-toc-section\" id=\"Hau_mai_tan_tam_cham_soc_khach_hang_247\"><\/span><span style=\"color: #0000ff;\">Dedicated after-sales service, 24\/7 customer care<\/span><span class=\"ez-toc-section-end\"><\/span><\/h4>\r\nIn particular, the repair and maintenance process of ARK Vietnam is extremely prestigious and fast. We have a factory right in Vietnam. Application of machinery line completely imported from Korea. Replacement parts are always available, reducing waiting time for customers.\r\n\r\n<figure id=\"attachment_186\" aria-describedby=\"caption-attachment-186\" style=\"width: 1020px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-186 size-large\" src=\"https:\/\/arkvietnam.com\/wp-content\/uploads\/2021\/11\/z2346557299101_336354e28c66740935fcd66e65098df9-1024x768.jpg\" alt=\"\" width=\"1020\" height=\"765\" srcset=\"https:\/\/arkvietnam.com\/wp-content\/uploads\/2021\/11\/z2346557299101_336354e28c66740935fcd66e65098df9-1024x768.jpg 1024w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2021\/11\/z2346557299101_336354e28c66740935fcd66e65098df9-510x383.jpg 510w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2021\/11\/z2346557299101_336354e28c66740935fcd66e65098df9-300x225.jpg 300w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2021\/11\/z2346557299101_336354e28c66740935fcd66e65098df9-768x576.jpg 768w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2021\/11\/z2346557299101_336354e28c66740935fcd66e65098df9-600x450.jpg 600w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2021\/11\/z2346557299101_336354e28c66740935fcd66e65098df9.jpg 1280w\" sizes=\"auto, (max-width: 1020px) 100vw, 1020px\" \/><figcaption id=\"caption-attachment-186\" class=\"wp-caption-text\"><em>Quick repair, readily available spare parts are the strengths of ARK Vietnam compared to other sludge dewatering manufacturers.<\/em><\/figcaption><\/figure>\r\n\r\n<\/div>\r\n<div>\r\n\r\n<img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-2549 size-full\" src=\"https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/02\/banner-thong-tin-cong-ty-scaled.jpg\" alt=\"\" width=\"2560\" height=\"962\" srcset=\"https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/02\/banner-thong-tin-cong-ty-scaled.jpg 2560w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/02\/banner-thong-tin-cong-ty-scaled-510x192.jpg 510w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/02\/banner-thong-tin-cong-ty-300x113.jpg 300w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/02\/banner-thong-tin-cong-ty-1024x385.jpg 1024w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/02\/banner-thong-tin-cong-ty-768x289.jpg 768w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/02\/banner-thong-tin-cong-ty-1536x577.jpg 1536w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/02\/banner-thong-tin-cong-ty-2048x770.jpg 2048w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/02\/banner-thong-tin-cong-ty-18x7.jpg 18w, https:\/\/arkvietnam.com\/wp-content\/uploads\/2022\/02\/banner-thong-tin-cong-ty-600x226.jpg 600w\" sizes=\"auto, (max-width: 2560px) 100vw, 2560px\" \/>\r\n<p style=\"text-align: center;\"><span style=\"color: #0000ff;\"><em>When choosing ARK Vietnam, you will never be disappointed<\/em><\/span><\/p>\r\n<strong><b> Phone number: <\/b><\/strong> <a href=\"tel:0977675754\">0977.675.754<\/a> (Mr Truc)<br>\r\n\r\n<strong>Website:<\/strong> <span style=\"color: #0000ff;\"><a href=\"https:\/\/arkvietnam.com\/en\/\">www.arkvietnam.com<\/a><\/span><br>\r\n\r\n<strong>Email:<\/strong> <span style=\"color: #0000ff;\">arkvn234@gmail.com<\/span><br>\r\n\r\n<strong>Hanoi Office:<\/strong> 5th floor, N03-T7 Diplomatic Urban Area, Xuan Tao Ward, Bac Tu Liem District, Hanoi.<br>\r\n\r\n<strong>HCMC Office:<\/strong> 68 - 70 Hoang Dieu Street, Ward 13, District 4, HCM City.<br>\r\n\r\n<\/div>","protected":false},"excerpt":{"rendered":"<p>S\u1ee1 h\u1eefu v\u1ecb tr\u00ed chi\u1ebfn l\u01b0\u1ee3c b\u00ean b\u1edd bi\u1ec3n \u0110\u00f4ng, v\u1edbi \u0111\u01b0\u1eddng b\u1edd bi\u1ec3n d\u00e0i 3.260 km (3.444 km, h\u1ea1ng 33 th\u1ebf gi\u1edbi theo The World Factbook). Vi\u1ec7t Nam tuy\u00ean b\u1ed1 12 h\u1ea3i l\u00fd l\u00e3nh h\u1ea3i, th\u00eam 12 h\u1ea3i l\u00fd v\u00f9ng ti\u1ebfp gi\u00e1p l\u00e3nh h\u1ea3i, 200 h\u1ea3i l\u00fd v\u00f9ng \u0111\u1eb7c quy\u1ec1n kinh t\u1ebf v\u00e0 cu\u1ed1i&#8230;<\/p>","protected":false},"author":2,"featured_media":3153,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_gspb_post_css":"","footnotes":""},"categories":[1],"tags":[155],"class_list":["post-3149","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc","tag-xu-ly-bun-thai"],"acf":[],"_links":{"self":[{"href":"https:\/\/arkvietnam.com\/en\/wp-json\/wp\/v2\/posts\/3149","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\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/arkvietnam.com\/en\/wp-json\/wp\/v2\/comments?post=3149"}],"version-history":[{"count":0,"href":"https:\/\/arkvietnam.com\/en\/wp-json\/wp\/v2\/posts\/3149\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/arkvietnam.com\/en\/wp-json\/wp\/v2\/media\/3153"}],"wp:attachment":[{"href":"https:\/\/arkvietnam.com\/en\/wp-json\/wp\/v2\/media?parent=3149"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/arkvietnam.com\/en\/wp-json\/wp\/v2\/categories?post=3149"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/arkvietnam.com\/en\/wp-json\/wp\/v2\/tags?post=3149"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}