{"id":49164,"date":"2023-04-21T22:36:42","date_gmt":"2023-04-22T03:36:42","guid":{"rendered":"https:\/\/www.bjultrasonic.com\/how-to-make-a-biodiesel\/"},"modified":"2025-01-21T07:16:42","modified_gmt":"2025-01-21T12:16:42","slug":"how-to-make-a-biodiesel","status":"publish","type":"post","link":"https:\/\/www.bjultrasonic.com\/vi\/how-to-make-a-biodiesel\/","title":{"rendered":"H\u01b0\u1edbng d\u1eabn t\u1ef1 ch\u1ebf biodiesel t\u1ea1i nh\u00e0"},"content":{"rendered":"<p>Biodiesel, m\u1ed9t lo\u1ea1i nhi\u00ean li\u1ec7u t\u00e1i t\u1ea1o \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t t\u1eeb d\u1ea7u th\u1ef1c v\u1eadt ho\u1eb7c m\u1ee1 \u0111\u1ed9ng v\u1eadt, \u0111ang ng\u00e0y c\u00e0ng \u0111\u01b0\u1ee3c quan t\u00e2m nh\u01b0 m\u1ed9t gi\u1ea3i ph\u00e1p thay th\u1ebf cho 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 c\u00e1ch s\u1ea3n xu\u1ea5t biodiesel t\u1ea1i nh\u00e0, tuy nhi\u00ean c\u1ea7n l\u01b0u \u00fd r\u1eb1ng quy tr\u00ecnh n\u00e0y \u0111\u00f2i h\u1ecfi s\u1ef1 c\u1ea9n th\u1eadn v\u00e0 tu\u00e2n th\u1ee7 c\u00e1c quy t\u1eafc an to\u00e0n.<\/p>\n<h3>Nguy\u00ean Li\u1ec7u 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 sau:<\/p>\n<ul>\n<li>D\u1ea7u th\u1ef1c v\u1eadt \u0111\u00e3 qua s\u1eed d\u1ee5ng ho\u1eb7c d\u1ea7u th\u1ef1c v\u1eadt m\u1edbi.  L\u01b0u \u00fd d\u1ea7u \u0111\u00e3 qua s\u1eed d\u1ee5ng c\u1ea7n \u0111\u01b0\u1ee3c l\u1ecdc k\u1ef9 \u0111\u1ec3 lo\u1ea1i b\u1ecf c\u1eb7n b\u1ea9n.<\/li>\n<li>Methanol (CH3OH). \u0110\u00e2y l\u00e0 m\u1ed9t ch\u1ea5t h\u00f3a h\u1ecdc d\u1ec5 ch\u00e1y v\u00e0 \u0111\u1ed9c h\u1ea1i, c\u1ea7n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng c\u1ea9n th\u1eadn.<\/li>\n<li>Ch\u1ea5t x\u00fac t\u00e1c. Kali hydroxit (KOH) ho\u1eb7c natri hydroxit (NaOH) th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng.<\/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 \u00dd<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>D\u1ea7u th\u1ef1c v\u1eadt<\/td>\n<td>1 l\u00edt<\/td>\n<td>\u0110\u00e3 qua s\u1eed d\u1ee5ng ho\u1eb7c m\u1edbi<\/td>\n<\/tr>\n<tr>\n<td>Methanol<\/td>\n<td>200ml<\/td>\n<td>C\u1ea7n c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao<\/td>\n<\/tr>\n<tr>\n<td>KOH\/NaOH<\/td>\n<td>3.5g (KOH) ho\u1eb7c 2.8g (NaOH)<\/td>\n<td>C\u00e2n ch\u00ednh x\u00e1c<\/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 Methanolat:<\/strong> H\u00f2a tan KOH\/NaOH v\u00e0o methanol. Qu\u00e1 tr\u00ecnh n\u00e0y t\u1ecfa nhi\u1ec7t m\u1ea1nh, c\u1ea7n th\u1ef1c hi\u1ec7n trong m\u00f4i tr\u01b0\u1eddng th\u00f4ng tho\u00e1ng v\u00e0 \u0111eo g\u0103ng tay, k\u00ednh b\u1ea3o h\u1ed9.<\/li>\n<li><strong>Ti\u1ec1n x\u1eed l\u00fd d\u1ea7u (n\u1ebfu c\u1ea7n):<\/strong> N\u1ebfu s\u1eed d\u1ee5ng d\u1ea7u \u0111\u00e3 qua s\u1eed d\u1ee5ng, c\u1ea7n l\u1ecdc v\u00e0 \u0111un n\u00f3ng \u0111\u1ec3 lo\u1ea1i b\u1ecf n\u01b0\u1edbc v\u00e0 t\u1ea1p ch\u1ea5t. \u0110\u1ed9 \u1ea9m c\u1ee7a d\u1ea7u c\u1ea7n \u0111\u01b0\u1ee3c ki\u1ec3m tra v\u00e0 duy tr\u00ec d\u01b0\u1edbi 0.5%.<\/li>\n<li><strong>Ph\u1ea3n \u1ee9ng Transesterification:<\/strong> Tr\u1ed9n methanolat v\u1edbi d\u1ea7u \u0111\u00e3 \u0111\u01b0\u1ee3c l\u00e0m n\u00f3ng \u0111\u1ebfn nhi\u1ec7t \u0111\u1ed9 kho\u1ea3ng 55-60\u00b0C. Khu\u1ea5y \u0111\u1ec1u h\u1ed7n h\u1ee3p trong kho\u1ea3ng 1-2 gi\u1edd.<\/li>\n<li><strong>T\u00e1ch Glycerin:<\/strong> Sau ph\u1ea3n \u1ee9ng, h\u1ed7n h\u1ee3p s\u1ebd t\u00e1ch th\u00e0nh hai l\u1edbp: l\u1edbp biodiesel \u1edf tr\u00ean v\u00e0 l\u1edbp glycerin \u1edf d\u01b0\u1edbi.  \u0110\u1ec3 y\u00ean cho h\u1ed7n h\u1ee3p l\u1eafng trong v\u00e0i gi\u1edd ho\u1eb7c qua \u0111\u00eam.<\/li>\n<li><strong>R\u1eeda Biodiesel:<\/strong> R\u1eeda biodiesel nhi\u1ec1u l\u1ea7n b\u1eb1ng n\u01b0\u1edbc \u1ea5m \u0111\u1ec3 lo\u1ea1i b\u1ecf x\u00e0 ph\u00f2ng, glycerin v\u00e0 methanol c\u00f2n s\u00f3t l\u1ea1i.<\/li>\n<li><strong>L\u00e0m Kh\u00f4 Biodiesel:<\/strong>  \u0110un n\u00f3ng biodiesel \u0111\u1ebfn kho\u1ea3ng 100\u00b0C \u0111\u1ec3 lo\u1ea1i b\u1ecf n\u01b0\u1edbc c\u00f2n s\u00f3t l\u1ea1i.<\/li>\n<\/ol>\n<h3>Ki\u1ec3m Tra Ch\u1ea5t L\u01b0\u1ee3ng<\/h3>\n<p>Sau khi s\u1ea3n xu\u1ea5t, biodiesel c\u1ea7n \u0111\u01b0\u1ee3c ki\u1ec3m tra ch\u1ea5t l\u01b0\u1ee3ng tr\u01b0\u1edbc khi s\u1eed d\u1ee5ng.  M\u1ed9t s\u1ed1 ch\u1ec9 ti\u00eau quan tr\u1ecdng c\u1ea7n ki\u1ec3m tra bao g\u1ed3m \u0111\u1ed9 nh\u1edbt, h\u00e0m l\u01b0\u1ee3ng n\u01b0\u1edbc, v\u00e0 \u0111i\u1ec3m \u0111\u00f4ng \u0111\u1eb7c.<\/p>\n<h3>L\u01b0u \u00dd An To\u00e0n<\/h3>\n<p>Qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t biodiesel li\u00ean quan \u0111\u1ebfn c\u00e1c h\u00f3a ch\u1ea5t nguy hi\u1ec3m. C\u1ea7n tu\u00e2n th\u1ee7 nghi\u00eam ng\u1eb7t c\u00e1c quy t\u1eafc an to\u00e0n, bao g\u1ed3m \u0111eo g\u0103ng tay, k\u00ednh b\u1ea3o h\u1ed9, v\u00e0 th\u1ef1c hi\u1ec7n trong m\u00f4i tr\u01b0\u1eddng th\u00f4ng tho\u00e1ng.<\/p>\n<p>Vi\u1ec7c t\u1ef1 s\u1ea3n xu\u1ea5t biodiesel t\u1ea1i nh\u00e0 c\u00f3 th\u1ec3 ti\u1ebft ki\u1ec7m chi ph\u00ed v\u00e0 g\u00f3p ph\u1ea7n b\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng. Tuy nhi\u00ean, qu\u00e1 tr\u00ecnh n\u00e0y \u0111\u00f2i h\u1ecfi s\u1ef1 t\u1ec9 m\u1ec9 v\u00e0 ki\u1ebfn th\u1ee9c nh\u1ea5t \u0111\u1ecbnh.  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.  N\u00ean nh\u1edb, vi\u1ec7c t\u00ecm hi\u1ec3u k\u1ef9 l\u01b0\u1ee1ng v\u00e0 tu\u00e2n th\u1ee7 an to\u00e0n l\u00e0 y\u1ebfu t\u1ed1 quan tr\u1ecdng nh\u1ea5t \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o th\u00e0nh c\u00f4ng v\u00e0 an to\u00e0n trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Biodiesel, m\u1ed9t lo\u1ea1i nhi\u00ean li\u1ec7u t\u00e1i t\u1ea1o \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t t\u1eeb d\u1ea7u th\u1ef1c v\u1eadt ho\u1eb7c m\u1ee1 \u0111\u1ed9ng v\u1eadt, \u0111ang ng\u00e0y c\u00e0ng \u0111\u01b0\u1ee3c quan t\u00e2m nh\u01b0 m\u1ed9t gi\u1ea3i ph\u00e1p thay th\u1ebf cho 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 c\u00e1ch s\u1ea3n xu\u1ea5t biodiesel t\u1ea1i nh\u00e0, tuy nhi\u00ean c\u1ea7n l\u01b0u \u00fd<\/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-49164","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\/49164","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=49164"}],"version-history":[{"count":0,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/posts\/49164\/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=49164"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/categories?post=49164"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/tags?post=49164"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}