{"id":49452,"date":"2023-04-21T22:16:02","date_gmt":"2023-04-22T03:16:02","guid":{"rendered":"https:\/\/www.bjultrasonic.com\/how-to-filter-used-cooking-oil-for-biodiesel\/"},"modified":"2025-01-21T07:15:54","modified_gmt":"2025-01-21T12:15:54","slug":"how-to-filter-used-cooking-oil-for-biodiesel","status":"publish","type":"post","link":"https:\/\/www.bjultrasonic.com\/vi\/how-to-filter-used-cooking-oil-for-biodiesel\/","title":{"rendered":"L\u1ecdc D\u1ea7u \u0102n C\u0169 L\u00e0m Nhi\u00ean Li\u1ec7u Sinh H\u1ecdc"},"content":{"rendered":"

Vi\u1ec7c t\u00e1i s\u1eed d\u1ee5ng d\u1ea7u \u0103n \u0111\u00e3 qua s\u1eed d\u1ee5ng \u0111\u1ec3 s\u1ea3n xu\u1ea5t biodiesel kh\u00f4ng ch\u1ec9 gi\u00fap ti\u1ebft ki\u1ec7m chi ph\u00ed m\u00e0 c\u00f2n g\u00f3p ph\u1ea7n b\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng. Qu\u00e1 tr\u00ecnh l\u1ecdc d\u1ea7u \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng, quy\u1ebft \u0111\u1ecbnh ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a biodiesel th\u00e0nh ph\u1ea9m. B\u00e0i vi\u1ebft n\u00e0y s\u1ebd h\u01b0\u1edbng d\u1eabn chi ti\u1ebft c\u00e1ch l\u1ecdc d\u1ea7u \u0103n \u0111\u00e3 qua s\u1eed d\u1ee5ng \u0111\u1ec3 chu\u1ea9n b\u1ecb cho qu\u00e1 tr\u00ecnh chuy\u1ec3n \u0111\u1ed5i th\u00e0nh biodiesel.<\/p>\n

L\u1ecdc th\u00f4 c\u01a1 h\u1ecdc<\/h3>\n

B\u01b0\u1edbc \u0111\u1ea7u ti\u00ean trong quy tr\u00ecnh l\u1ecdc l\u00e0 lo\u1ea1i b\u1ecf c\u00e1c t\u1ea1p ch\u1ea5t l\u1edbn nh\u01b0 c\u1eb7n th\u1ee9c \u0103n, v\u1ee5n th\u1ee9c \u0103n th\u1eeba. S\u1eed d\u1ee5ng c\u00e1c ph\u01b0\u01a1ng ph\u00e1p l\u1ecdc c\u01a1 h\u1ecdc \u0111\u01a1n gi\u1ea3n nh\u01b0 r\u00e2y, v\u1ea3i l\u1ecdc, ho\u1eb7c gi\u1ea5y l\u1ecdc c\u00e0 ph\u00ea. \u0110\u1ed5 d\u1ea7u \u0103n \u0111\u00e3 qua s\u1eed d\u1ee5ng qua r\u00e2y l\u1ecdc \u0111\u1ec3 lo\u1ea1i b\u1ecf c\u00e1c m\u1ea3nh v\u1ee5n l\u1edbn. L\u1eb7p l\u1ea1i qu\u00e1 tr\u00ecnh n\u00e0y v\u1edbi v\u1ea3i l\u1ecdc ho\u1eb7c gi\u1ea5y l\u1ecdc c\u00e0 ph\u00ea \u0111\u1ec3 lo\u1ea1i b\u1ecf c\u00e1c h\u1ea1t nh\u1ecf h\u01a1n.<\/p>\n

L\u1eafng g\u1ea1n<\/h3>\n

Sau khi l\u1ecdc th\u00f4, \u0111\u1ec3 d\u1ea7u l\u1eafng trong kho\u1ea3ng 24-48 gi\u1edd. Qu\u00e1 tr\u00ecnh n\u00e0y gi\u00fap c\u00e1c h\u1ea1t c\u1eb7n nh\u1ecf c\u00f2n s\u00f3t l\u1ea1i l\u1eafng xu\u1ed1ng \u0111\u00e1y. Sau th\u1eddi gian l\u1eafng, c\u1ea9n th\u1eadn g\u1ea1n l\u1ea5y ph\u1ea7n d\u1ea7u trong ph\u00eda tr\u00ean, tr\u00e1nh l\u00e0m x\u00e1o tr\u1ed9n l\u1edbp c\u1eb7n l\u1eafng.<\/p>\n

Gia nhi\u1ec7t v\u00e0 l\u1ecdc ti\u1ebfp<\/h3>\n

\u0110un n\u00f3ng d\u1ea7u \u0111\u00e3 g\u1ea1n l\u00ean kho\u1ea3ng 60-70\u00b0C. Nhi\u1ec7t \u0111\u1ed9 n\u00e0y gi\u00fap l\u00e0m gi\u1ea3m \u0111\u1ed9 nh\u1edbt c\u1ee7a d\u1ea7u, gi\u00fap qu\u00e1 tr\u00ecnh l\u1ecdc ti\u1ebfp theo di\u1ec5n ra hi\u1ec7u qu\u1ea3 h\u01a1n. Sau khi \u0111un n\u00f3ng, ti\u1ebfp t\u1ee5c l\u1ecdc d\u1ea7u qua v\u1ea3i l\u1ecdc ho\u1eb7c gi\u1ea5y l\u1ecdc \u0111\u1ec3 lo\u1ea1i b\u1ecf c\u00e1c t\u1ea1p ch\u1ea5t nh\u1ecf c\u00f2n s\u00f3t l\u1ea1i.<\/p>\n

Trung h\u00f2a axit<\/h3>\n

D\u1ea7u \u0103n \u0111\u00e3 qua s\u1eed d\u1ee5ng th\u01b0\u1eddng ch\u1ee9a axit b\u00e9o t\u1ef1 do. \u0110\u1ec3 trung h\u00f2a axit, c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u00e1c ch\u1ea5t nh\u01b0 natri hydroxit (NaOH) ho\u1eb7c kali hydroxit (KOH). Tuy nhi\u00ean, qu\u00e1 tr\u00ecnh n\u00e0y c\u1ea7n \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n c\u1ea9n th\u1eadn v\u00e0 theo \u0111\u00fang t\u1ef7 l\u1ec7 \u0111\u1ec3 tr\u00e1nh g\u00e2y nguy hi\u1ec3m. N\u1ebfu kh\u00f4ng c\u00f3 kinh nghi\u1ec7m, n\u00ean tham kh\u1ea3o \u00fd ki\u1ebfn chuy\u00ean gia.<\/p>\n

L\u1ecdc tinh<\/h3>\n

Sau khi trung h\u00f2a axit, ti\u1ebfp t\u1ee5c l\u1ecdc d\u1ea7u qua c\u00e1c b\u1ed9 l\u1ecdc tinh h\u01a1n, v\u00ed d\u1ee5 nh\u01b0 b\u1ed9 l\u1ecdc gi\u1ea5y m\u1ecbn ho\u1eb7c b\u1ed9 l\u1ecdc \u0111\u1ea5t s\u00e9t ho\u1ea1t t\u00ednh. Qu\u00e1 tr\u00ecnh n\u00e0y gi\u00fap lo\u1ea1i b\u1ecf c\u00e1c t\u1ea1p ch\u1ea5t c\u1ef1c nh\u1ecf v\u00e0 c\u1ea3i thi\u1ec7n \u0111\u1ed9 trong c\u1ee7a d\u1ea7u.<\/p>\n\n\n\n\n\n\n\n\n
Ph\u01b0\u01a1ng ph\u00e1p l\u1ecdc<\/th>\nK\u00edch th\u01b0\u1edbc t\u1ea1p ch\u1ea5t lo\u1ea1i b\u1ecf<\/th>\n\u01afu \u0111i\u1ec3m<\/th>\nNh\u01b0\u1ee3c \u0111i\u1ec3m<\/th>\n<\/tr>\n<\/thead>\n
L\u1ecdc th\u00f4 (r\u00e2y, v\u1ea3i)<\/td>\n> 1mm<\/td>\n\u0110\u01a1n gi\u1ea3n, d\u1ec5 th\u1ef1c hi\u1ec7n<\/td>\nKh\u00f4ng lo\u1ea1i b\u1ecf \u0111\u01b0\u1ee3c t\u1ea1p ch\u1ea5t nh\u1ecf<\/td>\n<\/tr>\n
L\u1eafng g\u1ea1n<\/td>\n> 0.1mm<\/td>\nKh\u00f4ng t\u1ed1n k\u00e9m<\/td>\nM\u1ea5t th\u1eddi gian<\/td>\n<\/tr>\n
L\u1ecdc gi\u1ea5y\/v\u1ea3i m\u1ecbn<\/td>\n> 0.01mm<\/td>\nLo\u1ea1i b\u1ecf \u0111\u01b0\u1ee3c t\u1ea1p ch\u1ea5t nh\u1ecf<\/td>\nT\u1ed1n k\u00e9m h\u01a1n l\u1ecdc th\u00f4<\/td>\n<\/tr>\n
\u0110\u1ea5t s\u00e9t ho\u1ea1t t\u00ednh<\/td>\n< 0.01mm<\/td>\nL\u1ecdc tinh, c\u1ea3i thi\u1ec7n m\u00e0u s\u1eafc<\/td>\n\u0110\u1eaft, c\u1ea7n x\u1eed l\u00fd ch\u1ea5t th\u1ea3i<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Ph\u01b0\u01a1ng ph\u00e1p l\u1ecdc kh\u00e1c (tham kh\u1ea3o)<\/h3>\n

Ngo\u00e0i c\u00e1c ph\u01b0\u01a1ng ph\u00e1p tr\u00ean, c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p l\u1ecdc b\u1eb1ng s\u00f3ng si\u00eau \u00e2m. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y s\u1eed d\u1ee5ng s\u00f3ng si\u00eau \u00e2m \u0111\u1ec3 t\u00e1ch c\u00e1c t\u1ea1p ch\u1ea5t ra kh\u1ecfi d\u1ea7u. Tuy nhi\u00ean, thi\u1ebft b\u1ecb l\u1ecdc b\u1eb1ng s\u00f3ng si\u00eau \u00e2m th\u01b0\u1eddng c\u00f3 chi ph\u00ed cao h\u01a1n. N\u1ebfu c\u1ea7n t\u00ecm hi\u1ec3u th\u00eam v\u1ec1 c\u00f4ng ngh\u1ec7 n\u00e0y, c\u00f3 th\u1ec3 tham kh\u1ea3o c\u00e1c s\u1ea3n ph\u1ea9m c\u1ee7a Beijing Ultrasonic.<\/p>\n

Vi\u1ec7c l\u1ecdc d\u1ea7u \u0103n \u0111\u00e3 qua s\u1eed d\u1ee5ng l\u00e0 m\u1ed9t b\u01b0\u1edbc quan tr\u1ecdng trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t biodiesel. B\u1eb1ng c\u00e1ch th\u1ef1c hi\u1ec7n \u0111\u00fang c\u00e1c b\u01b0\u1edbc l\u1ecdc, ch\u00fang ta c\u00f3 th\u1ec3 thu \u0111\u01b0\u1ee3c d\u1ea7u c\u00f3 ch\u1ea5t l\u01b0\u1ee3ng t\u1ed1t, \u0111\u00e1p \u1ee9ng y\u00eau c\u1ea7u cho qu\u00e1 tr\u00ecnh chuy\u1ec3n \u0111\u1ed5i th\u00e0nh biodiesel. \u0110i\u1ec1u n\u00e0y kh\u00f4ng ch\u1ec9 gi\u00fap ti\u1ebft ki\u1ec7m chi ph\u00ed m\u00e0 c\u00f2n \u0111\u00f3ng g\u00f3p v\u00e0o vi\u1ec7c b\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng.<\/p>\n","protected":false},"excerpt":{"rendered":"

Vi\u1ec7c t\u00e1i s\u1eed d\u1ee5ng d\u1ea7u \u0103n \u0111\u00e3 qua s\u1eed d\u1ee5ng \u0111\u1ec3 s\u1ea3n xu\u1ea5t biodiesel kh\u00f4ng ch\u1ec9 gi\u00fap ti\u1ebft ki\u1ec7m chi ph\u00ed m\u00e0 c\u00f2n g\u00f3p ph\u1ea7n b\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng. Qu\u00e1 tr\u00ecnh l\u1ecdc d\u1ea7u \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng, quy\u1ebft \u0111\u1ecbnh ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a biodiesel th\u00e0nh ph\u1ea9m. B\u00e0i vi\u1ebft n\u00e0y s\u1ebd h\u01b0\u1edbng d\u1eabn chi ti\u1ebft c\u00e1ch<\/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-49452","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\/49452","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=49452"}],"version-history":[{"count":0,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/posts\/49452\/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=49452"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/categories?post=49452"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/tags?post=49452"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}