{"id":48396,"date":"2023-04-21T23:25:26","date_gmt":"2023-04-22T04:25:26","guid":{"rendered":"https:\/\/www.bjultrasonic.com\/how-to-make-homemade-biodiesel\/"},"modified":"2025-01-21T07:18:40","modified_gmt":"2025-01-21T12:18:40","slug":"how-to-make-homemade-biodiesel","status":"publish","type":"post","link":"https:\/\/www.bjultrasonic.com\/vi\/how-to-make-homemade-biodiesel\/","title":{"rendered":"T\u1ef1 tay ch\u1ebf bi\u1ebfn d\u1ea7u biodiesel t\u1ea1i nh\u00e0"},"content":{"rendered":"<p>S\u1ea3n xu\u1ea5t biodiesel t\u1ea1i nh\u00e0 \u0111ang ng\u00e0y c\u00e0ng \u0111\u01b0\u1ee3c quan t\u00e2m nh\u01b0 m\u1ed9t gi\u1ea3i ph\u00e1p ti\u1ebft ki\u1ec7m chi ph\u00ed v\u00e0 th\u00e2n thi\u1ec7n v\u1edbi m\u00f4i tr\u01b0\u1eddng. Tuy nhi\u00ean, quy tr\u00ecnh n\u00e0y \u0111\u00f2i h\u1ecfi s\u1ef1 t\u1ec9 m\u1ec9 v\u00e0 tu\u00e2n th\u1ee7 nghi\u00eam ng\u1eb7t c\u00e1c quy tr\u00ecnh an to\u00e0n. B\u00e0i vi\u1ebft n\u00e0y s\u1ebd h\u01b0\u1edbng d\u1eabn chi ti\u1ebft c\u00e1ch t\u1ef1 s\u1ea3n xu\u1ea5t biodiesel t\u1ea1i nh\u00e0.<\/p>\n<h3>Nguy\u00ean li\u1ec7u c\u1ea7n chu\u1ea9n b\u1ecb<\/h3>\n<p>\u0110\u1ec3 s\u1ea3n xu\u1ea5t biodiesel, b\u1ea1n c\u1ea7n chu\u1ea9n b\u1ecb c\u00e1c nguy\u00ean li\u1ec7u sau:<\/p>\n<ul>\n<li>D\u1ea7u th\u1ef1c v\u1eadt \u0111\u00e3 qua s\u1eed d\u1ee5ng (d\u1ea7u \u0103n c\u0169):  L\u1ef1a ch\u1ecdn d\u1ea7u \u0111\u00e3 qua s\u1eed d\u1ee5ng gi\u00fap ti\u1ebft ki\u1ec7m chi ph\u00ed v\u00e0 t\u00e1i ch\u1ebf ch\u1ea5t th\u1ea3i.<\/li>\n<li>Methanol (CH3OH):  \u0110\u00e2y l\u00e0 m\u1ed9t lo\u1ea1i c\u1ed3n c\u00f4ng nghi\u1ec7p v\u00e0 c\u1ea7n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng c\u1ea9n th\u1eadn.<\/li>\n<li>Ch\u1ea5t x\u00fac t\u00e1c:  Th\u00f4ng th\u01b0\u1eddng l\u00e0 Kali hydroxit (KOH) ho\u1eb7c Natri hydroxit (NaOH).<\/li>\n<li>Thi\u1ebft b\u1ecb \u0111o l\u01b0\u1eddng: C\u00e2n \u0111i\u1ec7n t\u1eed, c\u1ed1c \u0111ong, nhi\u1ec7t k\u1ebf.<\/li>\n<li>Thi\u1ebft b\u1ecb ph\u1ea3n \u1ee9ng: B\u00ecnh th\u1ee7y tinh ch\u1ecbu nhi\u1ec7t, m\u00e1y khu\u1ea5y.<\/li>\n<li>Thi\u1ebft b\u1ecb l\u1ecdc v\u00e0 t\u00e1ch: Ph\u1ec5u chi\u1ebft, gi\u1ea5y l\u1ecdc.<\/li>\n<\/ul>\n<table class=\"table table-striped table-bordered\">\n<thead>\n<tr>\n<th>Nguy\u00ean li\u1ec7u<\/th>\n<th>S\u1ed1 l\u01b0\u1ee3ng (v\u00ed d\u1ee5 cho 1 l\u00edt d\u1ea7u)<\/th>\n<th>L\u01b0u \u00fd<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>D\u1ea7u th\u1ef1c v\u1eadt \u0111\u00e3 qua s\u1eed d\u1ee5ng<\/td>\n<td>1 l\u00edt<\/td>\n<td>L\u1ecdc s\u1ea1ch c\u1eb7n b\u1ea9n<\/td>\n<\/tr>\n<tr>\n<td>Methanol<\/td>\n<td>200ml<\/td>\n<td>C\u1ed3n c\u00f4ng nghi\u1ec7p, c\u1ea7n s\u1eed d\u1ee5ng c\u1ea9n th\u1eadn<\/td>\n<\/tr>\n<tr>\n<td>Kali hydroxit (KOH)<\/td>\n<td>5g<\/td>\n<td>B\u1ea3o qu\u1ea3n n\u01a1i kh\u00f4 r\u00e1o<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>Quy tr\u00ecnh s\u1ea3n xu\u1ea5t<\/h3>\n<p>Quy tr\u00ecnh s\u1ea3n xu\u1ea5t biodiesel g\u1ed3m c\u00e1c b\u01b0\u1edbc sau:<\/p>\n<ol>\n<li><strong>Chu\u1ea9n b\u1ecb methoxide:<\/strong> H\u00f2a tan KOH\/NaOH v\u00e0o methanol trong b\u00ecnh th\u1ee7y tinh ch\u1ecbu nhi\u1ec7t. Qu\u00e1 tr\u00ecnh n\u00e0y sinh nhi\u1ec7t, c\u1ea7n th\u1ef1c hi\u1ec7n c\u1ea9n th\u1eadn v\u00e0 \u0111eo g\u0103ng tay b\u1ea3o h\u1ed9.<\/li>\n<li><strong>Ph\u1ea3n \u1ee9ng chuy\u1ec3n h\u00f3a este:<\/strong> \u0110un n\u00f3ng d\u1ea7u th\u1ef1c v\u1eadt \u0111\u1ebfn nhi\u1ec7t \u0111\u1ed9 kho\u1ea3ng 55-60\u00b0C. Sau \u0111\u00f3, t\u1eeb t\u1eeb cho dung d\u1ecbch methoxide v\u00e0o d\u1ea7u \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111un n\u00f3ng, khu\u1ea5y \u0111\u1ec1u li\u00ean t\u1ee5c trong kho\u1ea3ng 1-2 gi\u1edd.<\/li>\n<li><strong>T\u00e1ch glycerin:<\/strong> Sau khi ph\u1ea3n \u1ee9ng k\u1ebft th\u00fac, \u0111\u1ec3 h\u1ed7n h\u1ee3p l\u1eafng trong v\u00e0i gi\u1edd. Biodiesel s\u1ebd n\u1ed5i l\u00ean tr\u00ean, c\u00f2n glycerin s\u1ebd l\u1eafng xu\u1ed1ng \u0111\u00e1y. S\u1eed d\u1ee5ng ph\u1ec5u chi\u1ebft \u0111\u1ec3 t\u00e1ch biodiesel ra kh\u1ecfi glycerin.<\/li>\n<li><strong>R\u1eeda biodiesel:<\/strong> R\u1eeda biodiesel b\u1eb1ng n\u01b0\u1edbc \u1ea5m nhi\u1ec1u l\u1ea7n \u0111\u1ec3 lo\u1ea1i b\u1ecf x\u00e0 ph\u00f2ng v\u00e0 c\u00e1c t\u1ea1p ch\u1ea5t c\u00f2n s\u00f3t l\u1ea1i.<\/li>\n<li><strong>S\u1ea5y kh\u00f4 biodiesel:<\/strong> \u0110un n\u00f3ng biodiesel \u1edf nhi\u1ec7t \u0111\u1ed9 kho\u1ea3ng 100\u00b0C \u0111\u1ec3 lo\u1ea1i b\u1ecf n\u01b0\u1edbc c\u00f2n s\u00f3t l\u1ea1i.<\/li>\n<\/ol>\n<h3>X\u1eed l\u00fd glycerin<\/h3>\n<p>Glycerin thu \u0111\u01b0\u1ee3c sau qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t biodiesel c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c tinh ch\u1ebf v\u00e0 s\u1eed d\u1ee5ng cho nhi\u1ec1u m\u1ee5c \u0111\u00edch kh\u00e1c nhau nh\u01b0 l\u00e0m x\u00e0 ph\u00f2ng, m\u1ef9 ph\u1ea9m, ho\u1eb7c l\u00e0m nguy\u00ean li\u1ec7u cho c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p kh\u00e1c.<\/p>\n<h3>L\u01b0u \u00fd an to\u00e0n<\/h3>\n<ul>\n<li>Methanol l\u00e0 ch\u1ea5t \u0111\u1ed9c h\u1ea1i, c\u1ea7n \u0111eo g\u0103ng tay, kh\u1ea9u trang v\u00e0 k\u00ednh b\u1ea3o h\u1ed9 khi s\u1eed d\u1ee5ng.<\/li>\n<li>KOH\/NaOH l\u00e0 ch\u1ea5t \u0103n da, c\u1ea7n c\u1ea9n th\u1eadn khi ti\u1ebfp x\u00fac.<\/li>\n<li>Qu\u00e1 tr\u00ecnh ph\u1ea3n \u1ee9ng sinh nhi\u1ec7t, c\u1ea7n th\u1ef1c hi\u1ec7n trong m\u00f4i tr\u01b0\u1eddng th\u00f4ng tho\u00e1ng.<\/li>\n<li>Kh\u00f4ng \u0111\u1ed5 biodiesel xu\u1ed1ng c\u1ed1ng r\u00e3nh, v\u00ec n\u00f3 c\u00f3 th\u1ec3 g\u00e2y \u00f4 nhi\u1ec5m m\u00f4i tr\u01b0\u1eddng.<\/li>\n<\/ul>\n<p>Vi\u1ec7c t\u1ef1 s\u1ea3n xu\u1ea5t biodiesel t\u1ea1i nh\u00e0 mang l\u1ea1i nhi\u1ec1u l\u1ee3i \u00edch v\u1ec1 kinh t\u1ebf v\u00e0 m\u00f4i tr\u01b0\u1eddng. Tuy nhi\u00ean, quy tr\u00ecnh n\u00e0y \u0111\u00f2i h\u1ecfi s\u1ef1 c\u1ea9n th\u1eadn v\u00e0 tu\u00e2n th\u1ee7 nghi\u00eam ng\u1eb7t c\u00e1c quy \u0111\u1ecbnh an to\u00e0n. Hy v\u1ecdng b\u00e0i vi\u1ebft n\u00e0y \u0111\u00e3 cung c\u1ea5p cho b\u1ea1n nh\u1eefng th\u00f4ng tin c\u1ea7n thi\u1ebft \u0111\u1ec3 b\u1eaft \u0111\u1ea7u h\u00e0nh tr\u00ecnh s\u1ea3n xu\u1ea5t biodiesel c\u1ee7a ri\u00eang m\u00ecnh.  N\u00ean nh\u1edb t\u00ecm hi\u1ec3u k\u1ef9 v\u00e0 chu\u1ea9n b\u1ecb \u0111\u1ea7y \u0111\u1ee7 tr\u01b0\u1edbc khi th\u1ef1c hi\u1ec7n \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o an to\u00e0n v\u00e0 hi\u1ec7u qu\u1ea3.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>S\u1ea3n xu\u1ea5t biodiesel t\u1ea1i nh\u00e0 \u0111ang ng\u00e0y c\u00e0ng \u0111\u01b0\u1ee3c quan t\u00e2m nh\u01b0 m\u1ed9t gi\u1ea3i ph\u00e1p ti\u1ebft ki\u1ec7m chi ph\u00ed v\u00e0 th\u00e2n thi\u1ec7n v\u1edbi m\u00f4i tr\u01b0\u1eddng. Tuy nhi\u00ean, quy tr\u00ecnh n\u00e0y \u0111\u00f2i h\u1ecfi s\u1ef1 t\u1ec9 m\u1ec9 v\u00e0 tu\u00e2n th\u1ee7 nghi\u00eam ng\u1eb7t c\u00e1c quy tr\u00ecnh an to\u00e0n. B\u00e0i vi\u1ebft n\u00e0y s\u1ebd h\u01b0\u1edbng d\u1eabn chi ti\u1ebft c\u00e1ch t\u1ef1<\/p>\n","protected":false},"author":1,"featured_media":26460,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6406],"tags":[],"class_list":["post-48396","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\/48396","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=48396"}],"version-history":[{"count":0,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/posts\/48396\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/media\/26460"}],"wp:attachment":[{"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/media?parent=48396"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/categories?post=48396"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/tags?post=48396"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}