{"id":45388,"date":"2023-04-22T02:56:54","date_gmt":"2023-04-22T07:56:54","guid":{"rendered":"https:\/\/www.bjultrasonic.com\/how-to-produce-biodiesel-from-vegetable-oil\/"},"modified":"2025-01-21T07:21:05","modified_gmt":"2025-01-21T12:21:05","slug":"how-to-produce-biodiesel-from-vegetable-oil","status":"publish","type":"post","link":"https:\/\/www.bjultrasonic.com\/vi\/how-to-produce-biodiesel-from-vegetable-oil\/","title":{"rendered":"Ch\u1ebf biodiesel t\u1eeb d\u1ea7u th\u1ef1c v\u1eadt: H\u01b0\u1edbng d\u1eabn chi ti\u1ebft"},"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 thay th\u1ebf cho nhi\u00ean li\u1ec7u h\u00f3a th\u1ea1ch truy\u1ec1n th\u1ed1ng. Qu\u00e1 tr\u00ecnh n\u00e0y kh\u00f4ng ch\u1ec9 gi\u00fap gi\u1ea3m thi\u1ec3u \u00f4 nhi\u1ec5m m\u00f4i tr\u01b0\u1eddng m\u00e0 c\u00f2n g\u00f3p ph\u1ea7n v\u00e0o vi\u1ec7c ph\u00e1t tri\u1ec3n n\u0103ng l\u01b0\u1ee3ng b\u1ec1n v\u1eefng. 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 d\u1ea7u th\u1ef1c v\u1eadt.<\/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: C\u00f3 th\u1ec3 s\u1eed d\u1ee5ng nhi\u1ec1u lo\u1ea1i d\u1ea7u th\u1ef1c v\u1eadt kh\u00e1c nhau nh\u01b0 d\u1ea7u \u0111\u1eadu n\u00e0nh, d\u1ea7u h\u01b0\u1edbng d\u01b0\u01a1ng, d\u1ea7u c\u1ecd, d\u1ea7u d\u1eeba,&#8230;  N\u00ean ch\u1ecdn d\u1ea7u \u0111\u00e3 qua s\u1eed d\u1ee5ng \u0111\u1ec3 ti\u1ebft ki\u1ec7m chi ph\u00ed v\u00e0 b\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng.<\/li>\n<li>Methanol (CH3OH): Methanol l\u00e0 m\u1ed9t lo\u1ea1i c\u1ed3n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong ph\u1ea3n \u1ee9ng chuy\u1ec3n este.<\/li>\n<li>Ch\u1ea5t x\u00fac t\u00e1c: Ch\u1ea5t x\u00fac t\u00e1c th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0 natri hydroxit (NaOH) ho\u1eb7c kali hydroxit (KOH).<\/li>\n<li>Thi\u1ebft b\u1ecb ph\u1ea3n \u1ee9ng: B\u00ecnh ph\u1ea3n \u1ee9ng, m\u00e1y khu\u1ea5y, h\u1ec7 th\u1ed1ng gia nhi\u1ec7t v\u00e0 l\u00e0m l\u1ea1nh.<\/li>\n<li>Thi\u1ebft b\u1ecb t\u00e1ch r\u1eeda: B\u00ecnh t\u00e1ch, m\u00e1y l\u1ecdc.<\/li>\n<li>Thi\u1ebft b\u1ecb \u0111o l\u01b0\u1eddng: Nhi\u1ec7t k\u1ebf, c\u00e2n \u0111i\u1ec7n t\u1eed, d\u1ee5ng c\u1ee5 \u0111o pH.<\/li>\n<\/ul>\n<h3>Quy tr\u00ecnh s\u1ea3n xu\u1ea5t biodiesel<\/h3>\n<p>Qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t biodiesel bao g\u1ed3m c\u00e1c b\u01b0\u1edbc sau:<\/p>\n<ol>\n<li>\n<p><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. Methanol v\u00e0 ch\u1ea5t x\u00fac t\u00e1c \u0111\u01b0\u1ee3c c\u00e2n \u0111o ch\u00ednh x\u00e1c theo t\u1ec9 l\u1ec7 ph\u1ea3n \u1ee9ng.<\/p>\n<\/li>\n<li>\n<p><strong>Ph\u1ea3n \u1ee9ng chuy\u1ec3n este:<\/strong> D\u1ea7u th\u1ef1c v\u1eadt \u0111\u01b0\u1ee3c \u0111un n\u00f3ng \u0111\u1ebfn nhi\u1ec7t \u0111\u1ed9 th\u00edch h\u1ee3p. Sau \u0111\u00f3, h\u1ed7n h\u1ee3p methanol v\u00e0 ch\u1ea5t x\u00fac t\u00e1c \u0111\u01b0\u1ee3c th\u00eam v\u00e0o b\u00ecnh ph\u1ea3n \u1ee9ng v\u00e0 khu\u1ea5y \u0111\u1ec1u. Ph\u1ea3n \u1ee9ng chuy\u1ec3n este s\u1ebd di\u1ec5n ra, t\u1ea1o th\u00e0nh biodiesel v\u00e0 glycerin.<\/p>\n<\/li>\n<\/ol>\n<table class=\"table table-striped table-bordered\">\n<thead>\n<tr>\n<th>Th\u00e0nh ph\u1ea7n<\/th>\n<th>T\u1ef7 l\u1ec7 (%)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>D\u1ea7u th\u1ef1c v\u1eadt<\/td>\n<td>80<\/td>\n<\/tr>\n<tr>\n<td>Methanol<\/td>\n<td>15<\/td>\n<\/tr>\n<tr>\n<td>Ch\u1ea5t x\u00fac t\u00e1c<\/td>\n<td>5<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<ol start=\"3\">\n<li>\n<p><strong>T\u00e1ch r\u1eeda:<\/strong> Sau khi ph\u1ea3n \u1ee9ng ho\u00e0n t\u1ea5t, h\u1ed7n h\u1ee3p \u0111\u01b0\u1ee3c \u0111\u1ec3 l\u1eafng trong b\u00ecnh t\u00e1ch. Biodiesel s\u1ebd n\u1ed5i l\u00ean tr\u00ean, glycerin n\u1eb7ng h\u01a1n s\u1ebd l\u1eafng xu\u1ed1ng d\u01b0\u1edbi.  Biodiesel \u0111\u01b0\u1ee3c t\u00e1ch ra v\u00e0 r\u1eeda s\u1ea1ch b\u1eb1ng n\u01b0\u1edbc \u0111\u1ec3 lo\u1ea1i b\u1ecf ch\u1ea5t x\u00fac t\u00e1c v\u00e0 methanol c\u00f2n d\u01b0.<\/p>\n<\/li>\n<li>\n<p><strong>S\u1ea5y kh\u00f4:<\/strong> Biodiesel sau khi r\u1eeda s\u1ea1ch c\u1ea7n \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 s\u1ea3n ph\u1ea9m.<\/p>\n<\/li>\n<\/ol>\n<h3>C\u00e1c y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t<\/h3>\n<p>Nhi\u1ec7t \u0111\u1ed9, th\u1eddi gian ph\u1ea3n \u1ee9ng, t\u1ec9 l\u1ec7 nguy\u00ean li\u1ec7u v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng d\u1ea7u th\u1ef1c v\u1eadt \u0111\u1ec1u \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng biodiesel.  Vi\u1ec7c ki\u1ec3m so\u00e1t ch\u1eb7t ch\u1ebd c\u00e1c y\u1ebfu t\u1ed1 n\u00e0y l\u00e0 r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c s\u1ea3n ph\u1ea9m biodiesel \u0111\u1ea1t chu\u1ea9n.<\/p>\n<h3>\u01afu 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<\/td>\n<td>Chi ph\u00ed s\u1ea3n xu\u1ea5t c\u00f3 th\u1ec3 cao h\u01a1n so v\u1edbi nhi\u00ean li\u1ec7u h\u00f3a th\u1ea1ch<\/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\u01b0\u1ee3c s\u1ea3n xu\u1ea5t \u0111\u00fang quy tr\u00ecnh<\/td>\n<\/tr>\n<tr>\n<td>Th\u00e2n thi\u1ec7n v\u1edbi m\u00f4i tr\u01b0\u1eddng<\/td>\n<td>C\u1ea7n c\u00f3 ngu\u1ed3n cung c\u1ea5p d\u1ea7u th\u1ef1c v\u1eadt \u1ed5n \u0111\u1ecbnh<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Vi\u1ec7c s\u1ea3n xu\u1ea5t biodiesel t\u1eeb d\u1ea7u th\u1ef1c v\u1eadt l\u00e0 m\u1ed9t gi\u1ea3i ph\u00e1p h\u1eefu hi\u1ec7u \u0111\u1ec3 gi\u1ea3m thi\u1ec3u s\u1ef1 ph\u1ee5 thu\u1ed9c v\u00e0o nhi\u00ean li\u1ec7u h\u00f3a th\u1ea1ch v\u00e0 b\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng. Tuy nhi\u00ean, c\u1ea7n tu\u00e2n th\u1ee7 \u0111\u00fang quy tr\u00ecnh v\u00e0 ki\u1ec3m so\u00e1t ch\u1eb7t ch\u1ebd c\u00e1c y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 hi\u1ec7u qu\u1ea3 c\u1ee7a s\u1ea3n ph\u1ea9m. 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 t\u1eeb d\u1ea7u th\u1ef1c v\u1eadt.<\/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 thay th\u1ebf cho nhi\u00ean li\u1ec7u h\u00f3a th\u1ea1ch truy\u1ec1n th\u1ed1ng. Qu\u00e1 tr\u00ecnh n\u00e0y kh\u00f4ng ch\u1ec9 gi\u00fap gi\u1ea3m thi\u1ec3u \u00f4 nhi\u1ec5m m\u00f4i tr\u01b0\u1eddng m\u00e0 c\u00f2n g\u00f3p ph\u1ea7n v\u00e0o vi\u1ec7c ph\u00e1t tri\u1ec3n n\u0103ng l\u01b0\u1ee3ng b\u1ec1n v\u1eefng. B\u00e0i vi\u1ebft<\/p>\n","protected":false},"author":1,"featured_media":26458,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6406],"tags":[],"class_list":["post-45388","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\/45388","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=45388"}],"version-history":[{"count":0,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/posts\/45388\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/media\/26458"}],"wp:attachment":[{"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/media?parent=45388"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/categories?post=45388"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/tags?post=45388"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}