{"id":45260,"date":"2023-04-22T02:59:49","date_gmt":"2023-04-22T07:59:49","guid":{"rendered":"https:\/\/www.bjultrasonic.com\/how-to-make-biodiesel-fuel\/"},"modified":"2025-01-21T07:18:14","modified_gmt":"2025-01-21T12:18:14","slug":"how-to-make-biodiesel-fuel","status":"publish","type":"post","link":"https:\/\/www.bjultrasonic.com\/vi\/how-to-make-biodiesel-fuel\/","title":{"rendered":"H\u01b0\u1edbng d\u1eabn t\u1ef1 ch\u1ebf nhi\u00ean li\u1ec7u biodiesel"},"content":{"rendered":"<p>Nhi\u00ean li\u1ec7u sinh h\u1ecdc, \u0111\u1eb7c bi\u1ec7t l\u00e0 biodiesel, \u0111ang ng\u00e0y c\u00e0ng \u0111\u01b0\u1ee3c quan t\u00e2m nh\u01b0 m\u1ed9t ngu\u1ed3n n\u0103ng l\u01b0\u1ee3ng 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 d\u1ea7u diesel truy\u1ec1n th\u1ed1ng. B\u00e0i vi\u1ebft n\u00e0y s\u1ebd h\u01b0\u1edbng d\u1eabn chi ti\u1ebft c\u00e1ch s\u1ea3n xu\u1ea5t biodiesel, t\u1eeb nguy\u00ean li\u1ec7u \u0111\u1ea7u v\u00e0o \u0111\u1ebfn th\u00e0nh ph\u1ea9m.<\/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><strong>Nguy\u00ean li\u1ec7u:<\/strong> D\u1ea7u th\u1ef1c v\u1eadt \u0111\u00e3 qua s\u1eed d\u1ee5ng ho\u1eb7c d\u1ea7u th\u1ef1c v\u1eadt m\u1edbi, methanol (CH3OH), ch\u1ea5t x\u00fac t\u00e1c (th\u01b0\u1eddng l\u00e0 NaOH ho\u1eb7c KOH).<\/li>\n<li><strong>Thi\u1ebft b\u1ecb:<\/strong> B\u00ecnh ph\u1ea3n \u1ee9ng, m\u00e1y khu\u1ea5y, h\u1ec7 th\u1ed1ng gia nhi\u1ec7t, h\u1ec7 th\u1ed1ng l\u1ecdc, h\u1ec7 th\u1ed1ng t\u00e1ch n\u01b0\u1edbc, v\u00e0 c\u00e1c d\u1ee5ng c\u1ee5 \u0111o l\u01b0\u1eddng kh\u00e1c.  M\u1ed9t s\u1ed1 quy tr\u00ecnh s\u1ea3n xu\u1ea5t biodiesel quy m\u00f4 l\u1edbn c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng thi\u1ebft b\u1ecb h\u1ed7 tr\u1ee3 nh\u01b0 m\u00e1y si\u00eau \u00e2m \u0111\u1ec3 t\u0103ng hi\u1ec7u su\u1ea5t ph\u1ea3n \u1ee9ng, tuy nhi\u00ean \u0111i\u1ec1u n\u00e0y kh\u00f4ng b\u1eaft bu\u1ed9c \u0111\u1ed1i v\u1edbi s\u1ea3n xu\u1ea5t quy m\u00f4 nh\u1ecf.<\/li>\n<\/ul>\n<h3>Quy tr\u00ecnh s\u1ea3n xu\u1ea5t Biodiesel<\/h3>\n<p>Quy tr\u00ecnh s\u1ea3n xu\u1ea5t biodiesel c\u01a1 b\u1ea3n g\u1ed3m c\u00e1c b\u01b0\u1edbc sau:<\/p>\n<ol>\n<li><strong>Chu\u1ea9n b\u1ecb nguy\u00ean li\u1ec7u:<\/strong> D\u1ea7u th\u1ef1c v\u1eadt c\u1ea7n \u0111\u01b0\u1ee3c l\u1ecdc \u0111\u1ec3 lo\u1ea1i b\u1ecf t\u1ea1p ch\u1ea5t.  N\u1ebfu d\u1ea7u c\u00f3 \u0111\u1ed9 axit cao, c\u1ea7n ph\u1ea3i x\u1eed l\u00fd b\u1eb1ng axit sulfuric ho\u1eb7c c\u00e1c ph\u01b0\u01a1ng ph\u00e1p kh\u00e1c \u0111\u1ec3 gi\u1ea3m \u0111\u1ed9 axit tr\u01b0\u1edbc khi ti\u1ebfn h\u00e0nh ph\u1ea3n \u1ee9ng.<\/li>\n<li><strong>Pha ch\u1ebf dung d\u1ecbch methanol v\u00e0 ch\u1ea5t x\u00fac t\u00e1c:<\/strong> Methanol \u0111\u01b0\u1ee3c tr\u1ed9n v\u1edbi ch\u1ea5t x\u00fac t\u00e1c (NaOH ho\u1eb7c KOH) theo t\u1ef7 l\u1ec7 nh\u1ea5t \u0111\u1ecbnh. Dung d\u1ecbch n\u00e0y \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 methoxide.<\/li>\n<li><strong>Ph\u1ea3n \u1ee9ng transester h\u00f3a:<\/strong> D\u1ea7u th\u1ef1c v\u1eadt \u0111\u01b0\u1ee3c \u0111un n\u00f3ng \u0111\u1ebfn nhi\u1ec7t \u0111\u1ed9 th\u00edch h\u1ee3p (th\u01b0\u1eddng kho\u1ea3ng 55-60\u00b0C). Sau \u0111\u00f3, methoxide \u0111\u01b0\u1ee3c th\u00eam v\u00e0o b\u00ecnh ph\u1ea3n \u1ee9ng v\u00e0 khu\u1ea5y \u0111\u1ec1u. Ph\u1ea3n \u1ee9ng transester h\u00f3a s\u1ebd di\u1ec5n ra, chuy\u1ec3n h\u00f3a d\u1ea7u th\u1ef1c v\u1eadt th\u00e0nh biodiesel v\u00e0 glycerin.<\/li>\n<li><strong>T\u00e1ch glycerin:<\/strong> Sau ph\u1ea3n \u1ee9ng, h\u1ed7n h\u1ee3p \u0111\u01b0\u1ee3c \u0111\u1ec3 l\u1eafng. Glycerin n\u1eb7ng h\u01a1n biodiesel n\u00ean s\u1ebd l\u1eafng xu\u1ed1ng \u0111\u00e1y b\u00ecnh.  L\u1edbp biodiesel ph\u00eda tr\u00ean \u0111\u01b0\u1ee3c t\u00e1ch ra.<\/li>\n<li><strong>R\u1eeda biodiesel:<\/strong> Biodiesel \u0111\u01b0\u1ee3c r\u1eeda b\u1eb1ng n\u01b0\u1edbc \u1ea5m nhi\u1ec1u l\u1ea7n \u0111\u1ec3 lo\u1ea1i b\u1ecf x\u00e0 ph\u00f2ng, glycerin c\u00f2n s\u00f3t l\u1ea1i v\u00e0 ch\u1ea5t x\u00fac t\u00e1c.<\/li>\n<li><strong>S\u1ea5y kh\u00f4 biodiesel:<\/strong> Biodiesel \u0111\u01b0\u1ee3c s\u1ea5y kh\u00f4 \u0111\u1ec3 lo\u1ea1i b\u1ecf n\u01b0\u1edbc c\u00f2n s\u00f3t l\u1ea1i, \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 \u0111\u1ea7u v\u00e0o<\/td>\n<td>D\u1ea7u c\u00f3 \u0111\u1ed9 axit cao ho\u1eb7c nhi\u1ec1u t\u1ea1p ch\u1ea5t s\u1ebd l\u00e0m gi\u1ea3m ch\u1ea5t l\u01b0\u1ee3ng biodiesel.<\/td>\n<\/tr>\n<tr>\n<td>T\u1ef7 l\u1ec7 methanol\/d\u1ea7u<\/td>\n<td>T\u1ef7 l\u1ec7 n\u00e0y \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t ph\u1ea3n \u1ee9ng v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m.<\/td>\n<\/tr>\n<tr>\n<td>Nhi\u1ec7t \u0111\u1ed9 ph\u1ea3n \u1ee9ng<\/td>\n<td>Nhi\u1ec7t \u0111\u1ed9 qu\u00e1 cao ho\u1eb7c qu\u00e1 th\u1ea5p \u0111\u1ec1u \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn t\u1ed1c \u0111\u1ed9 v\u00e0 hi\u1ec7u su\u1ea5t ph\u1ea3n \u1ee9ng.<\/td>\n<\/tr>\n<tr>\n<td>Th\u1eddi gian ph\u1ea3n \u1ee9ng<\/td>\n<td>Th\u1eddi gian ph\u1ea3n \u1ee9ng c\u1ea7n \u0111\u1ee7 \u0111\u1ec3 ph\u1ea3n \u1ee9ng transester h\u00f3a di\u1ec5n ra ho\u00e0n to\u00e0n.<\/td>\n<\/tr>\n<tr>\n<td>Ch\u1ea5t l\u01b0\u1ee3ng ch\u1ea5t x\u00fac t\u00e1c<\/td>\n<td>Ch\u1ea5t x\u00fac t\u00e1c k\u00e9m ch\u1ea5t l\u01b0\u1ee3ng s\u1ebd l\u00e0m gi\u1ea3m hi\u1ec7u su\u1ea5t ph\u1ea3n \u1ee9ng.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>X\u1eed l\u00fd s\u1ea3n ph\u1ea9m ph\u1ee5<\/h3>\n<p>Glycerin thu \u0111\u01b0\u1ee3c sau ph\u1ea3n \u1ee9ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c tinh ch\u1ebf v\u00e0 s\u1eed d\u1ee5ng trong nhi\u1ec1u ng\u00e0nh c\u00f4ng nghi\u1ec7p kh\u00e1c nhau nh\u01b0 m\u1ef9 ph\u1ea9m, d\u01b0\u1ee3c ph\u1ea9m v\u00e0 s\u1ea3n xu\u1ea5t x\u00e0 ph\u00f2ng.<\/p>\n<p>Vi\u1ec7c s\u1ea3n xu\u1ea5t biodiesel t\u1ea1i nh\u00e0 \u0111\u00f2i h\u1ecfi ki\u1ebfn th\u1ee9c v\u00e0 k\u1ef9 n\u0103ng nh\u1ea5t \u0111\u1ecbnh.  C\u1ea7n tu\u00e2n th\u1ee7 nghi\u00eam ng\u1eb7t c\u00e1c quy tr\u00ecnh an to\u00e0n \u0111\u1ec3 tr\u00e1nh tai n\u1ea1n.  Tuy nhi\u00ean, v\u1edbi s\u1ef1 chu\u1ea9n b\u1ecb k\u1ef9 l\u01b0\u1ee1ng v\u00e0 th\u1ef1c hi\u1ec7n \u0111\u00fang quy tr\u00ecnh, vi\u1ec7c s\u1ea3n xu\u1ea5t biodiesel c\u00f3 th\u1ec3 mang l\u1ea1i ngu\u1ed3n nhi\u00ean li\u1ec7u s\u1ea1ch v\u00e0 ti\u1ebft ki\u1ec7m chi ph\u00ed.  Hy v\u1ecdng b\u00e0i vi\u1ebft n\u00e0y \u0111\u00e3 cung c\u1ea5p cho b\u1ea1n nh\u1eefng th\u00f4ng tin h\u1eefu \u00edch v\u1ec1 c\u00e1ch s\u1ea3n xu\u1ea5t biodiesel.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Nhi\u00ean li\u1ec7u sinh h\u1ecdc, \u0111\u1eb7c bi\u1ec7t l\u00e0 biodiesel, \u0111ang ng\u00e0y c\u00e0ng \u0111\u01b0\u1ee3c quan t\u00e2m nh\u01b0 m\u1ed9t ngu\u1ed3n n\u0103ng l\u01b0\u1ee3ng 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 d\u1ea7u diesel truy\u1ec1n th\u1ed1ng. B\u00e0i vi\u1ebft n\u00e0y s\u1ebd h\u01b0\u1edbng d\u1eabn chi ti\u1ebft c\u00e1ch s\u1ea3n xu\u1ea5t biodiesel, t\u1eeb nguy\u00ean li\u1ec7u \u0111\u1ea7u v\u00e0o \u0111\u1ebfn th\u00e0nh<\/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-45260","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\/45260","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=45260"}],"version-history":[{"count":0,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/posts\/45260\/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=45260"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/categories?post=45260"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/tags?post=45260"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}