{"id":48580,"date":"2023-04-21T23:11:45","date_gmt":"2023-04-22T04:11:45","guid":{"rendered":"https:\/\/www.bjultrasonic.com\/how-to-make-biodiesel-from-plants\/"},"modified":"2025-01-21T07:18:09","modified_gmt":"2025-01-21T12:18:09","slug":"how-to-make-biodiesel-from-plants","status":"publish","type":"post","link":"https:\/\/www.bjultrasonic.com\/vi\/how-to-make-biodiesel-from-plants\/","title":{"rendered":"T\u1ef1 ch\u1ebf Biodiesel t\u1eeb th\u1ef1c v\u1eadt: H\u01b0\u1edbng d\u1eabn chi ti\u1ebft"},"content":{"rendered":"

Biodiesel, m\u1ed9t ngu\u1ed3n n\u0103ng l\u01b0\u1ee3ng t\u00e1i t\u1ea1o \u0111\u1ea7y h\u1ee9a h\u1eb9n, \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. Vi\u1ec7c s\u1ea3n xu\u1ea5t biodiesel t\u1eeb th\u1ef1c v\u1eadt kh\u00f4ng ch\u1ec9 gi\u00fap gi\u1ea3m thi\u1ec3u s\u1ef1 ph\u1ee5 thu\u1ed9c v\u00e0o ngu\u1ed3n nhi\u00ean li\u1ec7u h\u00f3a th\u1ea1ch m\u00e0 c\u00f2n g\u00f3p ph\u1ea7n b\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng b\u1eb1ng c\u00e1ch gi\u1ea3m l\u01b0\u1ee3ng kh\u00ed th\u1ea3i g\u00e2y hi\u1ec7u \u1ee9ng nh\u00e0 k\u00ednh. B\u00e0i vi\u1ebft n\u00e0y s\u1ebd h\u01b0\u1edbng d\u1eabn chi ti\u1ebft quy tr\u00ecnh s\u1ea3n xu\u1ea5t biodiesel t\u1eeb th\u1ef1c v\u1eadt.<\/p>\n

Nguy\u00ean li\u1ec7u v\u00e0 Thi\u1ebft b\u1ecb<\/h3>\n

\u0110\u1ec3 s\u1ea3n xu\u1ea5t biodiesel, ch\u00fang ta c\u1ea7n chu\u1ea9n b\u1ecb nguy\u00ean li\u1ec7u ch\u00ednh l\u00e0 d\u1ea7u th\u1ef1c v\u1eadt, c\u00f3 th\u1ec3 t\u1eeb \u0111\u1eadu n\u00e0nh, h\u01b0\u1edbng d\u01b0\u01a1ng, c\u1ecd, ho\u1eb7c c\u00e1c lo\u1ea1i d\u1ea7u th\u1ef1c v\u1eadt \u0111\u00e3 qua s\u1eed d\u1ee5ng. B\u00ean c\u1ea1nh \u0111\u00f3, c\u1ea7n c\u00f3 c\u00e1c h\u00f3a ch\u1ea5t nh\u01b0 methanol ho\u1eb7c ethanol, ch\u1ea5t x\u00fac t\u00e1c (th\u01b0\u1eddng l\u00e0 NaOH ho\u1eb7c KOH), v\u00e0 c\u00e1c thi\u1ebft b\u1ecb c\u1ea7n thi\u1ebft nh\u01b0 b\u00ecnh ph\u1ea3n \u1ee9ng, h\u1ec7 th\u1ed1ng gia nhi\u1ec7t, h\u1ec7 th\u1ed1ng khu\u1ea5y tr\u1ed9n, h\u1ec7 th\u1ed1ng t\u00e1ch l\u1ecdc v\u00e0 h\u1ec7 th\u1ed1ng r\u1eeda.<\/p>\n

Quy tr\u00ecnh s\u1ea3n xu\u1ea5t Biodiesel<\/h3>\n

Quy tr\u00ecnh s\u1ea3n xu\u1ea5t biodiesel c\u01a1 b\u1ea3n bao g\u1ed3m c\u00e1c b\u01b0\u1edbc sau:<\/p>\n

    \n
  1. \n

    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 v\u00e0 n\u01b0\u1edbc. Methanol ho\u1eb7c ethanol c\u0169ng c\u1ea7n \u0111\u01b0\u1ee3c \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 tinh khi\u1ebft.<\/p>\n<\/li>\n

  2. \n

    Ph\u1ea3n \u1ee9ng transester h\u00f3a:<\/strong> D\u1ea7u th\u1ef1c v\u1eadt \u0111\u01b0\u1ee3c tr\u1ed9n v\u1edbi methanol ho\u1eb7c ethanol v\u00e0 ch\u1ea5t x\u00fac t\u00e1c trong b\u00ecnh ph\u1ea3n \u1ee9ng. H\u1ed7n h\u1ee3p \u0111\u01b0\u1ee3c khu\u1ea5y tr\u1ed9n v\u00e0 gia nhi\u1ec7t \u1edf nhi\u1ec7t \u0111\u1ed9 th\u00edch h\u1ee3p (kho\u1ea3ng 60-70\u00b0C) trong m\u1ed9t kho\u1ea3ng th\u1eddi gian nh\u1ea5t \u0111\u1ecbnh. Ph\u1ea3n \u1ee9ng transester h\u00f3a s\u1ebd chuy\u1ec3n h\u00f3a d\u1ea7u th\u1ef1c v\u1eadt th\u00e0nh biodiesel v\u00e0 glycerin.<\/p>\n<\/li>\n

  3. \n

    T\u00e1ch glycerin:<\/strong> Sau ph\u1ea3n \u1ee9ng, h\u1ed7n h\u1ee3p \u0111\u01b0\u1ee3c \u0111\u1ec3 l\u1eafng \u0111\u1ec3 t\u00e1ch glycerin ra kh\u1ecfi biodiesel. Glycerin n\u1eb7ng h\u01a1n s\u1ebd l\u1eafng xu\u1ed1ng \u0111\u00e1y b\u00ecnh.<\/p>\n<\/li>\n

  4. \n

    R\u1eeda biodiesel:<\/strong> Biodiesel \u0111\u01b0\u1ee3c r\u1eeda b\u1eb1ng n\u01b0\u1edbc \u0111\u1ec3 lo\u1ea1i b\u1ecf ch\u1ea5t x\u00fac t\u00e1c, x\u00e0 ph\u00f2ng v\u00e0 c\u00e1c t\u1ea1p ch\u1ea5t c\u00f2n s\u00f3t l\u1ea1i. Qu\u00e1 tr\u00ecnh r\u1eeda c\u00f3 th\u1ec3 l\u1eb7p l\u1ea1i nhi\u1ec1u l\u1ea7n cho \u0111\u1ebfn khi biodiesel \u0111\u1ea1t \u0111\u01b0\u1ee3c \u0111\u1ed9 tinh khi\u1ebft y\u00eau c\u1ea7u.<\/p>\n<\/li>\n

  5. \n

    S\u1ea5y kh\u00f4 biodiesel:<\/strong> Biodiesel sau khi r\u1eeda \u0111\u01b0\u1ee3c s\u1ea5y kh\u00f4 \u0111\u1ec3 lo\u1ea1i b\u1ecf n\u01b0\u1edbc c\u00f2n s\u00f3t l\u1ea1i.<\/p>\n<\/li>\n<\/ol>\n

    C\u00e1c y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t s\u1ea3n xu\u1ea5t<\/h3>\n

    Hi\u1ec7u su\u1ea5t s\u1ea3n xu\u1ea5t biodiesel ph\u1ee5 thu\u1ed9c v\u00e0o nhi\u1ec1u y\u1ebfu t\u1ed1, bao g\u1ed3m:<\/p>\n\n\n\n\n\n\n\n\n\n
    Y\u1ebfu t\u1ed1<\/th>\n\u1ea2nh h\u01b0\u1edfng<\/th>\n<\/tr>\n<\/thead>\n
    Nhi\u1ec7t \u0111\u1ed9 ph\u1ea3n \u1ee9ng<\/td>\nNhi\u1ec7t \u0111\u1ed9 qu\u00e1 cao ho\u1eb7c qu\u00e1 th\u1ea5p \u0111\u1ec1u \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t ph\u1ea3n \u1ee9ng.<\/td>\n<\/tr>\n
    T\u1ef7 l\u1ec7 methanol\/ethanol v\u00e0 d\u1ea7u<\/td>\nT\u1ef7 l\u1ec7 t\u1ed1i \u01b0u c\u1ea7n \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh \u0111\u1ec3 \u0111\u1ea1t hi\u1ec7u su\u1ea5t cao nh\u1ea5t.<\/td>\n<\/tr>\n
    L\u01b0\u1ee3ng ch\u1ea5t x\u00fac t\u00e1c<\/td>\nL\u01b0\u1ee3ng ch\u1ea5t x\u00fac t\u00e1c qu\u00e1 nhi\u1ec1u ho\u1eb7c qu\u00e1 \u00edt \u0111\u1ec1u kh\u00f4ng t\u1ed1t.<\/td>\n<\/tr>\n
    Th\u1eddi gian ph\u1ea3n \u1ee9ng<\/td>\nTh\u1eddi gian ph\u1ea3n \u1ee9ng c\u1ea7n \u0111\u1ee7 \u0111\u1ec3 ph\u1ea3n \u1ee9ng di\u1ec5n ra ho\u00e0n to\u00e0n.<\/td>\n<\/tr>\n
    Ch\u1ea5t l\u01b0\u1ee3ng d\u1ea7u th\u1ef1c v\u1eadt<\/td>\nD\u1ea7u th\u1ef1c v\u1eadt c\u00f3 nhi\u1ec1u t\u1ea1p ch\u1ea5t s\u1ebd l\u00e0m gi\u1ea3m hi\u1ec7u su\u1ea5t ph\u1ea3n \u1ee9ng.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    \u01afu \u0111i\u1ec3m v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a Biodiesel<\/h3>\n

    \u01afu \u0111i\u1ec3m:<\/strong> Biodiesel l\u00e0 ngu\u1ed3n n\u0103ng l\u01b0\u1ee3ng t\u00e1i t\u1ea1o, th\u00e2n thi\u1ec7n v\u1edbi m\u00f4i tr\u01b0\u1eddng, gi\u1ea3m kh\u00ed th\u1ea3i g\u00e2y hi\u1ec7u \u1ee9ng nh\u00e0 k\u00ednh, c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng trong \u0111\u1ed9ng c\u01a1 diesel hi\u1ec7n c\u00f3 m\u00e0 kh\u00f4ng c\u1ea7n s\u1eeda \u0111\u1ed5i nhi\u1ec1u.<\/p>\n

    Nh\u01b0\u1ee3c \u0111i\u1ec3m:<\/strong> Chi ph\u00ed s\u1ea3n xu\u1ea5t biodiesel v\u1eabn c\u00f2n kh\u00e1 cao so v\u1edbi diesel truy\u1ec1n th\u1ed1ng. Vi\u1ec7c s\u1ea3n xu\u1ea5t biodiesel quy m\u00f4 l\u1edbn c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn s\u1ea3n xu\u1ea5t l\u01b0\u01a1ng th\u1ef1c.<\/p>\n

    T\u00f3m l\u1ea1i, s\u1ea3n xu\u1ea5t biodiesel t\u1eeb th\u1ef1c v\u1eadt l\u00e0 m\u1ed9t gi\u1ea3i ph\u00e1p ti\u1ec1m n\u0103ng cho v\u1ea5n \u0111\u1ec1 n\u0103ng l\u01b0\u1ee3ng v\u00e0 m\u00f4i tr\u01b0\u1eddng. Tuy nhi\u00ean, c\u1ea7n c\u00f3 nh\u1eefng nghi\u00ean c\u1ee9u v\u00e0 \u0111\u1ea7u t\u01b0 \u0111\u1ec3 t\u1ed1i \u01b0u h\u00f3a quy tr\u00ecnh s\u1ea3n xu\u1ea5t v\u00e0 gi\u1ea3m chi ph\u00ed, \u0111\u1ed3ng th\u1eddi \u0111\u1ea3m b\u1ea3o c\u00e2n b\u1eb1ng gi\u1eefa s\u1ea3n xu\u1ea5t biodiesel v\u00e0 s\u1ea3n xu\u1ea5t l\u01b0\u01a1ng th\u1ef1c. Hy v\u1ecdng r\u1eb1ng trong t\u01b0\u01a1ng lai, biodiesel s\u1ebd tr\u1edf th\u00e0nh m\u1ed9t ngu\u1ed3n n\u0103ng l\u01b0\u1ee3ng ph\u1ed5 bi\u1ebfn v\u00e0 b\u1ec1n v\u1eefng.<\/p>\n","protected":false},"excerpt":{"rendered":"

    Biodiesel, m\u1ed9t ngu\u1ed3n n\u0103ng l\u01b0\u1ee3ng t\u00e1i t\u1ea1o \u0111\u1ea7y h\u1ee9a h\u1eb9n, \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. Vi\u1ec7c s\u1ea3n xu\u1ea5t biodiesel t\u1eeb th\u1ef1c v\u1eadt kh\u00f4ng ch\u1ec9 gi\u00fap gi\u1ea3m thi\u1ec3u s\u1ef1 ph\u1ee5 thu\u1ed9c v\u00e0o ngu\u1ed3n nhi\u00ean li\u1ec7u h\u00f3a th\u1ea1ch m\u00e0 c\u00f2n g\u00f3p ph\u1ea7n b\u1ea3o v\u1ec7<\/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-48580","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\/48580","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=48580"}],"version-history":[{"count":0,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/posts\/48580\/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=48580"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/categories?post=48580"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/tags?post=48580"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}