{"id":48572,"date":"2023-04-21T23:13:30","date_gmt":"2023-04-22T04:13:30","guid":{"rendered":"https:\/\/www.bjultrasonic.com\/how-to-make-biodiesel-from-vegetable-oil\/"},"modified":"2025-01-21T07:18:12","modified_gmt":"2025-01-21T12:18:12","slug":"how-to-make-biodiesel-from-vegetable-oil","status":"publish","type":"post","link":"https:\/\/www.bjultrasonic.com\/vi\/how-to-make-biodiesel-from-vegetable-oil\/","title":{"rendered":"T\u1ef1 tay ch\u1ebf bi\u1ebfn d\u1ea7u diesel sinh h\u1ecdc t\u1eeb d\u1ea7u \u0103n"},"content":{"rendered":"<p>S\u1ea3n xu\u1ea5t biodiesel t\u1eeb d\u1ea7u th\u1ef1c v\u1eadt \u0111ang ng\u00e0y c\u00e0ng \u0111\u01b0\u1ee3c quan t\u00e2m nh\u01b0 m\u1ed9t ngu\u1ed3n nhi\u00ean li\u1ec7u t\u00e1i t\u1ea1o, th\u00e2n thi\u1ec7n v\u1edbi m\u00f4i tr\u01b0\u1eddng v\u00e0 c\u00f3 ti\u1ec1m n\u0103ng thay th\u1ebf nhi\u00ean li\u1ec7u diesel truy\u1ec1n th\u1ed1ng. B\u00e0i vi\u1ebft n\u00e0y s\u1ebd h\u01b0\u1edbng d\u1eabn chi ti\u1ebft quy tr\u00ecnh s\u1ea3n xu\u1ea5t biodiesel t\u1eeb d\u1ea7u \u0103n \u0111\u00e3 qua s\u1eed d\u1ee5ng.<\/p>\n<h3>Nguy\u00ean li\u1ec7u v\u00e0 thi\u1ebft b\u1ecb c\u1ea7n thi\u1ebft<\/h3>\n<p>\u0110\u1ec3 s\u1ea3n xu\u1ea5t biodiesel, b\u1ea1n c\u1ea7n chu\u1ea9n b\u1ecb c\u00e1c nguy\u00ean li\u1ec7u v\u00e0 thi\u1ebft b\u1ecb sau:<\/p>\n<ul>\n<li>D\u1ea7u th\u1ef1c v\u1eadt \u0111\u00e3 qua s\u1eed d\u1ee5ng (d\u1ea7u \u0103n, d\u1ea7u \u0111\u1eadu n\u00e0nh, d\u1ea7u h\u01b0\u1edbng d\u01b0\u01a1ng&#8230;)<\/li>\n<li>Methanol (CH3OH)<\/li>\n<li>Ch\u1ea5t x\u00fac t\u00e1c (NaOH ho\u1eb7c KOH)<\/li>\n<li>Thi\u1ebft b\u1ecb gia nhi\u1ec7t v\u00e0 khu\u1ea5y tr\u1ed9n<\/li>\n<li>B\u00ecnh ph\u1ea3n \u1ee9ng<\/li>\n<li>B\u00ecnh l\u1eafng g\u1ea1n<\/li>\n<li>Thi\u1ebft b\u1ecb \u0111o pH<\/li>\n<li>Thi\u1ebft b\u1ecb r\u1eeda biodiesel (n\u01b0\u1edbc n\u00f3ng)<\/li>\n<\/ul>\n<h3>Quy tr\u00ecnh s\u1ea3n xu\u1ea5t Biodiesel<\/h3>\n<p>Quy tr\u00ecnh s\u1ea3n xu\u1ea5t biodiesel g\u1ed3m c\u00e1c b\u01b0\u1edbc ch\u00ednh sau:<\/p>\n<ol>\n<li><strong>Ti\u1ec1n x\u1eed l\u00fd d\u1ea7u \u0103n:<\/strong>  D\u1ea7u \u0103n c\u1ea7n \u0111\u01b0\u1ee3c l\u1ecdc \u0111\u1ec3 lo\u1ea1i b\u1ecf c\u1eb7n b\u1ea9n v\u00e0 n\u01b0\u1edbc. C\u00f3 th\u1ec3 s\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p gia nhi\u1ec7t nh\u1eb9 \u0111\u1ec3 lo\u1ea1i b\u1ecf n\u01b0\u1edbc c\u00f2n s\u00f3t l\u1ea1i.<\/li>\n<li><strong>Chu\u1ea9n b\u1ecb dung d\u1ecbch Methoxide:<\/strong> H\u00f2a tan ch\u1ea5t x\u00fac t\u00e1c (NaOH ho\u1eb7c KOH) v\u00e0o methanol theo t\u1ef7 l\u1ec7 \u0111\u00e3 \u0111\u01b0\u1ee3c t\u00ednh to\u00e1n. Qu\u00e1 tr\u00ecnh n\u00e0y c\u1ea7n \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n c\u1ea9n th\u1eadn v\u00ec ph\u1ea3n \u1ee9ng t\u1ecfa nhi\u1ec7t m\u1ea1nh.<\/li>\n<li><strong>Ph\u1ea3n \u1ee9ng Transesterification:<\/strong>  D\u1ea7u \u0103n \u0111\u00e3 \u0111\u01b0\u1ee3c ti\u1ec1n x\u1eed l\u00fd \u0111\u01b0\u1ee3c tr\u1ed9n v\u1edbi dung d\u1ecbch methoxide trong b\u00ecnh ph\u1ea3n \u1ee9ng. H\u1ed7n h\u1ee3p \u0111\u01b0\u1ee3c khu\u1ea5y \u0111\u1ec1u v\u00e0 gia nhi\u1ec7t \u0111\u1ebfn nhi\u1ec7t \u0111\u1ed9 th\u00edch h\u1ee3p (th\u01b0\u1eddng kho\u1ea3ng 55-60\u00b0C) trong kho\u1ea3ng 1-2 gi\u1edd. Ph\u1ea3n \u1ee9ng transesterification s\u1ebd x\u1ea3y ra, t\u1ea1o th\u00e0nh biodiesel v\u00e0 glycerin.<\/li>\n<li><strong>L\u1eafng g\u1ea1n v\u00e0 t\u00e1ch l\u1edbp:<\/strong> Sau khi ph\u1ea3n \u1ee9ng ho\u00e0n t\u1ea5t, h\u1ed7n h\u1ee3p \u0111\u01b0\u1ee3c \u0111\u1ec3 l\u1eafng g\u1ea1n. Biodiesel (l\u1edbp tr\u00ean) s\u1ebd t\u00e1ch kh\u1ecfi glycerin (l\u1edbp d\u01b0\u1edbi) v\u00e0 c\u00e1c s\u1ea3n ph\u1ea9m ph\u1ee5 kh\u00e1c.<\/li>\n<li><strong>R\u1eeda biodiesel:<\/strong> Biodiesel \u0111\u01b0\u1ee3c r\u1eeda b\u1eb1ng n\u01b0\u1edbc n\u00f3ng nhi\u1ec1u l\u1ea7n \u0111\u1ec3 lo\u1ea1i b\u1ecf x\u00e0 ph\u00f2ng, glycerin c\u00f2n s\u00f3t l\u1ea1i v\u00e0 methanol. Qu\u00e1 tr\u00ecnh r\u1eeda c\u1ea7n \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n c\u1ea9n th\u1eadn \u0111\u1ec3 tr\u00e1nh nh\u0169 t\u01b0\u01a1ng.<\/li>\n<li><strong>S\u1ea5y kh\u00f4 biodiesel:<\/strong> Biodiesel sau khi r\u1eeda \u0111\u01b0\u1ee3c s\u1ea5y kh\u00f4 \u0111\u1ec3 lo\u1ea1i b\u1ecf ho\u00e0n to\u00e0n n\u01b0\u1edbc, \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng nhi\u00ean li\u1ec7u.<\/li>\n<\/ol>\n<h3>C\u00e1c y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng Biodiesel<\/h3>\n<p>Ch\u1ea5t l\u01b0\u1ee3ng biodiesel ph\u1ee5 thu\u1ed9c v\u00e0o nhi\u1ec1u y\u1ebfu t\u1ed1, bao g\u1ed3m:<\/p>\n<table class=\"table table-striped table-bordered\">\n<thead>\n<tr>\n<th>Y\u1ebfu t\u1ed1<\/th>\n<th>\u1ea2nh h\u01b0\u1edfng<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Ch\u1ea5t l\u01b0\u1ee3ng d\u1ea7u \u0103n<\/td>\n<td>D\u1ea7u \u0103n c\u00e0ng s\u1ea1ch, ch\u1ea5t l\u01b0\u1ee3ng biodiesel c\u00e0ng cao.<\/td>\n<\/tr>\n<tr>\n<td>T\u1ef7 l\u1ec7 Methanol<\/td>\n<td>\u1ea2nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t ph\u1ea3n \u1ee9ng.<\/td>\n<\/tr>\n<tr>\n<td>Lo\u1ea1i x\u00fac t\u00e1c<\/td>\n<td>NaOH ho\u1eb7c KOH \u0111\u1ec1u c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng.<\/td>\n<\/tr>\n<tr>\n<td>Nhi\u1ec7t \u0111\u1ed9<\/td>\n<td>Nhi\u1ec7t \u0111\u1ed9 ph\u1ea3n \u1ee9ng t\u1ed1i \u01b0u kho\u1ea3ng 55-60\u00b0C.<\/td>\n<\/tr>\n<tr>\n<td>Th\u1eddi gian ph\u1ea3n \u1ee9ng<\/td>\n<td>Th\u1eddi gian ph\u1ea3n \u1ee9ng th\u01b0\u1eddng t\u1eeb 1-2 gi\u1edd.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>\u01afu \u0111i\u1ec3m v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a Biodiesel<\/h3>\n<table class=\"table table-striped table-bordered\">\n<thead>\n<tr>\n<th>\u01afu \u0111i\u1ec3m<\/th>\n<th>Nh\u01b0\u1ee3c \u0111i\u1ec3m<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Ngu\u1ed3n nhi\u00ean li\u1ec7u t\u00e1i t\u1ea1o, th\u00e2n thi\u1ec7n m\u00f4i tr\u01b0\u1eddng<\/td>\n<td>Gi\u00e1 th\u00e0nh s\u1ea3n xu\u1ea5t c\u00f3 th\u1ec3 cao h\u01a1n diesel truy\u1ec1n th\u1ed1ng<\/td>\n<\/tr>\n<tr>\n<td>Gi\u1ea3m ph\u00e1t th\u1ea3i kh\u00ed nh\u00e0 k\u00ednh<\/td>\n<td>C\u00f3 th\u1ec3 g\u00e2y \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9ng c\u01a1 n\u1ebfu kh\u00f4ng \u0111\u1ea1t chu\u1ea9n<\/td>\n<\/tr>\n<tr>\n<td>T\u0103ng c\u01b0\u1eddng an ninh n\u0103ng l\u01b0\u1ee3ng<\/td>\n<td>C\u1ea7n c\u00f3 quy tr\u00ecnh s\u1ea3n xu\u1ea5t v\u00e0 ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng nghi\u00eam ng\u1eb7t<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Vi\u1ec7c t\u1ef1 s\u1ea3n xu\u1ea5t biodiesel t\u1ea1i nh\u00e0 \u0111\u00f2i h\u1ecfi ki\u1ebfn th\u1ee9c v\u00e0 k\u1ef9 thu\u1eadt nh\u1ea5t \u0111\u1ecbnh. C\u1ea7n tu\u00e2n th\u1ee7 nghi\u00eam ng\u1eb7t quy tr\u00ecnh v\u00e0 c\u00e1c bi\u1ec7n ph\u00e1p an to\u00e0n \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m v\u00e0 an to\u00e0n cho b\u1ea3n th\u00e2n.  N\u00ean tham kh\u1ea3o \u00fd ki\u1ebfn chuy\u00ean gia ho\u1eb7c t\u00ecm hi\u1ec3u k\u1ef9 thu\u1eadt tr\u01b0\u1edbc khi th\u1ef1c hi\u1ec7n.  Biodiesel l\u00e0 m\u1ed9t ngu\u1ed3n nhi\u00ean li\u1ec7u ti\u1ec1m n\u0103ng, g\u00f3p ph\u1ea7n v\u00e0o vi\u1ec7c b\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng v\u00e0 ph\u00e1t tri\u1ec3n b\u1ec1n v\u1eefng.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>S\u1ea3n xu\u1ea5t biodiesel t\u1eeb d\u1ea7u th\u1ef1c v\u1eadt \u0111ang ng\u00e0y c\u00e0ng \u0111\u01b0\u1ee3c quan t\u00e2m nh\u01b0 m\u1ed9t ngu\u1ed3n nhi\u00ean li\u1ec7u t\u00e1i t\u1ea1o, th\u00e2n thi\u1ec7n v\u1edbi m\u00f4i tr\u01b0\u1eddng v\u00e0 c\u00f3 ti\u1ec1m n\u0103ng thay th\u1ebf nhi\u00ean li\u1ec7u diesel truy\u1ec1n th\u1ed1ng. B\u00e0i vi\u1ebft n\u00e0y s\u1ebd h\u01b0\u1edbng d\u1eabn chi ti\u1ebft quy tr\u00ecnh s\u1ea3n xu\u1ea5t biodiesel t\u1eeb d\u1ea7u \u0103n \u0111\u00e3 qua s\u1eed<\/p>\n","protected":false},"author":1,"featured_media":26457,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6406],"tags":[],"class_list":["post-48572","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","prodpage-classic"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/posts\/48572","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/comments?post=48572"}],"version-history":[{"count":0,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/posts\/48572\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/media\/26457"}],"wp:attachment":[{"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/media?parent=48572"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/categories?post=48572"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/tags?post=48572"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}