{"id":21807,"date":"2025-03-22T20:45:50","date_gmt":"2025-03-22T13:45:50","guid":{"rendered":"https:\/\/jvsf.vn\/pig-farming-wastewater-how-to-calculate-volume-treat-effectively\/"},"modified":"2025-05-24T12:41:47","modified_gmt":"2025-05-24T05:41:47","slug":"pig-farming-wastewater-how-to-calculate-volume-treat-effectively","status":"publish","type":"post","link":"https:\/\/jvsf.vn\/en\/pig-farming-wastewater-how-to-calculate-volume-treat-effectively\/","title":{"rendered":"Pig farming wastewater: How to calculate volume &#038; treat effectively"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"21807\" class=\"elementor elementor-21807 elementor-12541\">\n\t\t\t\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-30c006c elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"30c006c\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-c5b4ee4\" data-id=\"c5b4ee4\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-dd1f47e elementor-widget elementor-widget-text-editor\" data-id=\"dd1f47e\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.7.8 - 02-10-2022 *\/\n.elementor-widget-text-editor.elementor-drop-cap-view-stacked .elementor-drop-cap{background-color:#818a91;color:#fff}.elementor-widget-text-editor.elementor-drop-cap-view-framed .elementor-drop-cap{color:#818a91;border:3px solid;background-color:transparent}.elementor-widget-text-editor:not(.elementor-drop-cap-view-default) .elementor-drop-cap{margin-top:8px}.elementor-widget-text-editor:not(.elementor-drop-cap-view-default) .elementor-drop-cap-letter{width:1em;height:1em}.elementor-widget-text-editor .elementor-drop-cap{float:left;text-align:center;line-height:1;font-size:50px}.elementor-widget-text-editor .elementor-drop-cap-letter{display:inline-block}<\/style>\t\t\t\t<p style=\"text-align: center;\"><div id=\"ez-toc-container\" class=\"ez-toc-v2_0_74 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\">C\u00e1c n\u1ed9i dung ch\u00ednh trong b\u00e0i vi\u1ebft<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/jvsf.vn\/en\/pig-farming-wastewater-how-to-calculate-volume-treat-effectively\/#Water_supply_for_pig_farmingPig\" >Water supply for pig farming(Pig)<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/jvsf.vn\/en\/pig-farming-wastewater-how-to-calculate-volume-treat-effectively\/#Water_supply_for_daily_drinking_needs\" >Water supply for daily drinking needs<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/jvsf.vn\/en\/pig-farming-wastewater-how-to-calculate-volume-treat-effectively\/#Water_supply_for_activities_bathing_pigs_washing_pens_and_equipment\" >Water supply for activities, bathing pigs, washing pens and equipment<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/jvsf.vn\/en\/pig-farming-wastewater-how-to-calculate-volume-treat-effectively\/#Wastewater_from_pig_farming\" >Wastewater from pig farming<\/a><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:\/\/jvsf.vn\/en\/pig-farming-wastewater-how-to-calculate-volume-treat-effectively\/#The_amount_of_urine_excreted_is_estimated_according_to_the_following_standards\" >The amount of urine excreted is estimated according to the following standards:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/jvsf.vn\/en\/pig-farming-wastewater-how-to-calculate-volume-treat-effectively\/#Amount_of_wastewater_from_cleaning_barns_and_bathing_pigs\" >Amount of wastewater from cleaning barns and bathing pigs:<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Water_supply_for_pig_farmingPig\"><\/span><strong>Water supply for pig farming<\/strong><strong>(Pig)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h4><span class=\"ez-toc-section\" id=\"Water_supply_for_daily_drinking_needs\"><\/span><em><strong>Water supply for daily drinking needs<\/strong><\/em><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ul>\n<li>\n<p>The daily drinking water needs of pigs depend on many factors such as breed, age, diet, food quality, environmental temperature, health status&#8230; each age group has different water needs.<\/p>\n<\/li>\n<li>\n<p>According to TCVN 3772:1983 on pig farms &#8211; design requirements, the maximum water supply for adult pigs is about <strong>10 liters\/head\/day<\/strong>.<\/p>\n<\/li>\n<\/ul>\n<h4><span class=\"ez-toc-section\" id=\"Water_supply_for_activities_bathing_pigs_washing_pens_and_equipment\"><\/span><em><strong>Water supply for activities, bathing pigs, washing pens and equipment<\/strong><\/em><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ul>\n<li>\n<p>According to TCVN 3772:1983 on pig farms &#8211; design requirements, water supply standards for pig bathing and barn washing with pigs is <strong>5 liters\/m2<\/strong>.<\/p>\n<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Wastewater_from_pig_farming\"><\/span><strong>Wastewater from pig farming<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Among the types of livestock waste, liquid waste is the type of waste with the largest volume. Especially when the wastewater from bathing and cleaning the barn is mixed with the urine excreted by pigs. This is also a type of waste that is difficult to manage and treat as well as greatly affects the environment. Livestock wastewater includes:<\/p>\n<h4><span class=\"ez-toc-section\" id=\"The_amount_of_urine_excreted_is_estimated_according_to_the_following_standards\"><\/span><em> The amount of urine excreted is estimated according to the following standards:<\/em><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ul>\n<li>\n<p>Wastewater generated is calculated at <strong>80% of the amount of water for pigs to drink<\/strong><\/p>\n<\/li>\n<li>\n<p><strong>Chemical composition in urine excreted by pigs<\/strong><\/p>\n<\/li>\n<\/ul>\n<table>\n<tbody>\n<tr>\n<td width=\"64\">\n<p><strong>TT <\/ ... width=\"122\"><\/p>\n<p>gram\/kg<\/p>\n<\/td>\n<td width=\"205\">\n<p>30.9 &#8211; 35.9<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td width=\"64\">\n<p>2<\/p>\n<\/td>\n<td width=\"226\">\n<p>NH4-N<\/p>\n<\/td>\n<td width=\"122\">\n<p>gram\/kg<\/p>\n<\/td>\n<td width=\"205\">\n<p>0.13 &#8211; 0.40<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td width=\"64\">\n<p>3<\/p>\n<\/td>\n<td width=\"226\">\n<p>Nt<\/p>\n<\/td>\n<td width=\"122\">\n<p>gram\/kg<\/p>\n<\/td>\n<td width=\"205\">\n<p>4.90 &#8211; 6.63<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td width=\"64\">\n<p>4<\/p>\n<\/td>\n<td width=\"226\">\n<p>Ash<\/p>\n<\/td>\n<td width=\"122\">\n<p>gram\/kg<\/p>\n<\/td>\n<td width=\"205\">\n<p>8.5 &#8211; 16.3<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td width=\"64\">\n<p>5<\/p>\n<\/td>\n<td width=\"226\">\n<p>Ure<\/p>\n<\/td>\n<td width=\"122\">\n<p>M mol\/l<\/p>\n<\/td>\n<td width=\"205\">\n<p>123 &#8211; 196<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td width=\"64\">\n<p>6<\/p>\n<\/td>\n<td width=\"226\">\n<p>Carbonates<\/p>\n<\/td>\n<td width=\"122\">\n<p>gram\/kg<\/p>\n<\/td>\n<td width=\"205\">\n<p>0.11 &#8211; 0.19<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td width=\"64\">\n<p>7<\/p>\n<\/td>\n<td width=\"226\">\n<p>PH<\/p>\n<\/td>\n<td width=\"205\">\n<p>6.77 &#8211; 8.19<\/p>\n<\/td>\n<td>\u00a0<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"text-align: right;\"><em>[Source: Truong Thanh Canh and collaborators (1997-1998). Excerpt from Nguyen Ha My (2002)]<\/em><\/p>\n<h4 style=\"text-align: left;\"><span class=\"ez-toc-section\" id=\"Amount_of_wastewater_from_cleaning_barns_and_bathing_pigs\"><\/span><em>Amount of wastewater from cleaning barns and bathing pigs:<\/em><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ul>\n<li>\n<p>Because water from cleaning barns and bathing pigs will be lost into barns and pigs, wastewater accounts for about 80% of the water supply.<\/strong><\/p>\n<\/li>\n<li>\n<p>The most important characteristic of wastewater generated from livestock farms, especially pig farms, is the content of organic substances and nutrients expressed through parameters such as: <strong>COD, BOD5, TN, TP, SS&#8230;<\/strong>These parameters are the main causes of environmental pollution. These are easily decomposable components, causing foul odors, generating toxic gases, reducing the amount of dissolved oxygen in water and especially if not treated when discharged into receiving sources, it will pollute the environment, cause eutrophication of the ecosystem, affect crops and be an important source of nutrients for harmful bacteria to grow. In addition, wastewater from livestock farms contains a large amount of disease-causing bacteria, which is a factor that directly affects the health of humans and animals in the area.<\/p>\n<\/li>\n<li>\n<p>In pig farms, cleaning manure with water is widely used, creating a large amount of wastewater. In wastewater, organic compounds account for 70-80%, including cellulose, protein, amino acids, fats, carbohydrates and their derivatives in manure and leftovers. Most organic substances are easily decomposable, inorganic substances account for 20-30% including sand, soil, salt, urea, ammonium, salt, chloride, SO42-&#8230; Chemical compounds in manure and wastewater are easily decomposed, pollution characteristics are shown specifically in the following table:<\/p>\n<\/li>\n<li>\n<p>Characteristics and composition of livestock wastewater of the project contain many easily decomposable organic impurities shown through the parameters of BOD, total N, total P and pathogenic microorganisms.<\/p>\n<\/li>\n<\/ul>\n<table width=\"626\">\n<tbody>\n<tr>\n<td width=\"40\">\n<p><strong>TT<\/strong><\/p>\n<\/td>\n<td width=\"94\">\n<p><strong>Pollution index <\/strong><\/p>\n<\/td>\n<td width=\"104\">\n<p><strong>Unit<\/strong><\/p>\n<\/td>\n<td width=\"188\">\n<p><strong>Untreated livestock wastewater (input WWTP)<\/strong><\/p>\n<\/td>\n<td width=\"200\">\n<p><strong>QCVN 62- MT:2016\/BTNMT column B<\/strong><\/p>\n<\/td>\n<\/tr>\n<tr>\n<td width=\"40\">\n<p>1<\/p>\n<\/td>\n<td width=\"94\">\n<p>pH<\/p>\n<\/td>\n<td width=\"104\">\n<p>&#8211;<\/p>\n<\/td>\n<td width=\"188\">\n<p>5.5-7.8<\/p>\n<\/td>\n<td width=\"200\">\n<p>5.5-9<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td width=\"40\">\n<p>2<\/p>\n<\/td>\n<td width=\"94\">\n<p>BOD5<\/p>\n<\/td>\n<td width=\"104\">\n<p>mg\/l<\/p>\n<\/td>\n<td width=\"188\">\n<p>3,000<\/p>\n<\/td>\n<td width=\"200\">\n<p>50<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td width=\"40\">\n<p>3<\/p>\n<\/td>\n<td width=\"94\">\n<p>COD<\/p>\n<\/td>\n<td width=\"104\">\n<p>mg\/l<\/p>\n<\/td>\n<td width=\"188\">\n<p>4,500<\/p>\n<\/td>\n<td width=\"200\">\n<p>150<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td width=\"40\">\n<p>4<\/p>\n<\/td>\n<td width=\"94\">\n<p>TSS<\/p>\n<\/td>\n<td width=\"104\">\n<p>mg\/l<\/p>\n<\/td>\n<td width=\"188\">\n<p>4,000<\/p>\n<\/td>\n<td width=\"200\">\n<p>100<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td width=\"40\">\n<p>5<\/p>\n<\/td>\n<td width=\"94\">\n<p>Total N<\/p>\n<\/td>\n<td width=\"104\">\n<p>mg\/l<\/p>\n<\/td>\n<td width=\"188\">\n<p>520<\/p>\n<\/td>\n<td width=\"200\">\n<p>40<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"text-align: center;\"><em>Table: Quality of untreated wastewater<\/em><\/p>\n<p>Source of article <em>: Institute of Strategy and Policy on Natural Resources and Environment<\/em><\/p>\n<p>&gt;&gt;&gt;<a href=\"https:\/\/jvsf.vn\/product\/xu_ly_mui_nema1\/\"> See more NEMA1 organic carbon applications<\/a><\/p>\n<p>&gt;&gt;&gt;<a href=\"https:\/\/jvsf.vn\/en\/waste-treatment-page\/\"> See more Special page on waste treatment with organic carbon mechanism<\/p>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Water supply for pig farming(Pig) Water supply for daily drinking needs The daily drinking water needs of pigs depend on many factors such as breed, age, diet, food quality, environmental temperature, health status&#8230; each age group has different water needs. According to TCVN 3772:1983 on pig farms &#8211; design requirements, the maximum water supply for [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":12548,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[520,1],"tags":[3637,3638,3597,3639,446,3640,3641,3642,3643,3644,3645,3646],"class_list":["post-21807","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tailieuxulychatthai","category-uncategorized-vi","tag-wastewatertreatment-2","tag-effectivepigfarming-2","tag-environmentalprotection-2","tag-livestockwastewater-2","tag-luongnuocthai","tag-pigdrinkingwater-2","tag-sustainableenvironment-2","tag-sustainablelivestockfarming-2","tag-wastewatercontrol-2","tag-wastewaterreuse-2","tag-waterforpigs-2","tag-waterinlivestock-2"],"jetpack_featured_media_url":"https:\/\/jvsf.vn\/wp-content\/uploads\/2025\/03\/Luong-nuoc-cap-cho-Heo-scaled.webp","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/jvsf.vn\/en\/wp-json\/wp\/v2\/posts\/21807","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/jvsf.vn\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/jvsf.vn\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/jvsf.vn\/en\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/jvsf.vn\/en\/wp-json\/wp\/v2\/comments?post=21807"}],"version-history":[{"count":4,"href":"https:\/\/jvsf.vn\/en\/wp-json\/wp\/v2\/posts\/21807\/revisions"}],"predecessor-version":[{"id":24295,"href":"https:\/\/jvsf.vn\/en\/wp-json\/wp\/v2\/posts\/21807\/revisions\/24295"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/jvsf.vn\/en\/wp-json\/wp\/v2\/media\/12548"}],"wp:attachment":[{"href":"https:\/\/jvsf.vn\/en\/wp-json\/wp\/v2\/media?parent=21807"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/jvsf.vn\/en\/wp-json\/wp\/v2\/categories?post=21807"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/jvsf.vn\/en\/wp-json\/wp\/v2\/tags?post=21807"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}