{"id":49156,"date":"2023-04-21T22:37:07","date_gmt":"2023-04-22T03:37:07","guid":{"rendered":"https:\/\/www.bjultrasonic.com\/how-to-make-a-biodiesel-engine\/"},"modified":"2025-01-21T07:16:43","modified_gmt":"2025-01-21T12:16:43","slug":"how-to-make-a-biodiesel-engine","status":"publish","type":"post","link":"https:\/\/www.bjultrasonic.com\/vi\/how-to-make-a-biodiesel-engine\/","title":{"rendered":"Ch\u1ebf t\u1ea1o \u0111\u1ed9ng c\u01a1 biodiesel: H\u01b0\u1edbng d\u1eabn chi ti\u1ebft"},"content":{"rendered":"

Vi\u1ec7c t\u1ef1 ch\u1ebf \u0111\u1ed9ng c\u01a1 biodiesel nghe c\u00f3 v\u1ebb ph\u1ee9c t\u1ea1p, nh\u01b0ng v\u1edbi s\u1ef1 hi\u1ec3u bi\u1ebft \u0111\u00fang \u0111\u1eafn v\u00e0 chu\u1ea9n b\u1ecb k\u1ef9 l\u01b0\u1ee1ng, b\u1ea1n ho\u00e0n to\u00e0n c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n \u0111\u01b0\u1ee3c. B\u00e0i vi\u1ebft n\u00e0y s\u1ebd h\u01b0\u1edbng d\u1eabn chi ti\u1ebft c\u00e1ch ch\u1ebf t\u1ea1o m\u1ed9t \u0111\u1ed9ng c\u01a1 biodiesel, t\u1eeb vi\u1ec7c l\u1ef1a ch\u1ecdn nguy\u00ean li\u1ec7u \u0111\u1ebfn c\u00e1c b\u01b0\u1edbc l\u1eafp r\u00e1p v\u00e0 v\u1eadn h\u00e0nh.<\/p>\n

Ch\u1ecdn nguy\u00ean li\u1ec7u v\u00e0 chu\u1ea9n b\u1ecb<\/h3>\n

\u0110\u1ec3 b\u1eaft \u0111\u1ea7u, b\u1ea1n c\u1ea7n ch\u1ecdn ngu\u1ed3n d\u1ea7u th\u1ef1c v\u1eadt ho\u1eb7c m\u1ee1 \u0111\u1ed9ng v\u1eadt \u0111\u00e3 qua s\u1eed d\u1ee5ng. D\u1ea7u \u0103n \u0111\u00e3 qua s\u1eed d\u1ee5ng l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn ph\u1ed5 bi\u1ebfn v\u00ec t\u00ednh s\u1eb5n c\u00f3 v\u00e0 gi\u00e1 th\u00e0nh r\u1ebb. Ti\u1ebfp theo, b\u1ea1n c\u1ea7n chu\u1ea9n b\u1ecb c\u00e1c h\u00f3a ch\u1ea5t c\u1ea7n thi\u1ebft cho qu\u00e1 tr\u00ecnh chuy\u1ec3n este h\u00f3a, bao g\u1ed3m methanol v\u00e0 ch\u1ea5t x\u00fac t\u00e1c (th\u01b0\u1eddng l\u00e0 natri hydroxit ho\u1eb7c kali hydroxit). C\u1ea7n \u0111\u1eb7c bi\u1ec7t l\u01b0u \u00fd \u0111\u1ebfn an to\u00e0n khi l\u00e0m vi\u1ec7c v\u1edbi c\u00e1c h\u00f3a ch\u1ea5t n\u00e0y, lu\u00f4n \u0111eo g\u0103ng tay v\u00e0 k\u00ednh b\u1ea3o h\u1ed9.<\/p>\n

Quy tr\u00ecnh chuy\u1ec3n este h\u00f3a<\/h3>\n

Qu\u00e1 tr\u00ecnh chuy\u1ec3n este h\u00f3a l\u00e0 qu\u00e1 tr\u00ecnh bi\u1ebfn \u0111\u1ed5i d\u1ea7u th\u1ef1c v\u1eadt ho\u1eb7c m\u1ee1 \u0111\u1ed9ng v\u1eadt th\u00e0nh biodiesel. \u0110\u1ea7u ti\u00ean, b\u1ea1n c\u1ea7n \u0111un n\u00f3ng d\u1ea7u\/m\u1ee1 \u0111\u1ec3 lo\u1ea1i b\u1ecf n\u01b0\u1edbc v\u00e0 t\u1ea1p ch\u1ea5t. Sau \u0111\u00f3, pha methanol v\u1edbi ch\u1ea5t x\u00fac t\u00e1c v\u00e0 t\u1eeb t\u1eeb \u0111\u1ed5 h\u1ed7n h\u1ee3p n\u00e0y v\u00e0o d\u1ea7u\/m\u1ee1 \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111un n\u00f3ng. Khu\u1ea5y \u0111\u1ec1u h\u1ed7n h\u1ee3p trong kho\u1ea3ng th\u1eddi gian nh\u1ea5t \u0111\u1ecbnh \u1edf nhi\u1ec7t \u0111\u1ed9 th\u00edch h\u1ee3p.<\/p>\n

T\u00e1ch glycerin<\/h3>\n

Sau qu\u00e1 tr\u00ecnh chuy\u1ec3n este h\u00f3a, h\u1ed7n h\u1ee3p s\u1ebd ph\u00e2n t\u00e1ch th\u00e0nh hai l\u1edbp: l\u1edbp tr\u00ean l\u00e0 biodiesel v\u00e0 l\u1edbp d\u01b0\u1edbi l\u00e0 glycerin. B\u1ea1n c\u1ea7n t\u00e1ch hai l\u1edbp n\u00e0y b\u1eb1ng ph\u1ec5u chi\u1ebft ho\u1eb7c c\u00e1c ph\u01b0\u01a1ng ph\u00e1p kh\u00e1c. Glycerin c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho c\u00e1c m\u1ee5c \u0111\u00edch kh\u00e1c nh\u01b0 l\u00e0m x\u00e0 ph\u00f2ng.<\/p>\n

R\u1eeda v\u00e0 l\u00e0m kh\u00f4 biodiesel<\/h3>\n

Biodiesel sau khi t\u00e1ch kh\u1ecfi glycerin c\u1ea7n \u0111\u01b0\u1ee3c r\u1eeda s\u1ea1ch b\u1eb1ng n\u01b0\u1edbc \u1ea5m \u0111\u1ec3 lo\u1ea1i b\u1ecf 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\u1ea7n \u0111\u01b0\u1ee3c l\u1eb7p l\u1ea1i nhi\u1ec1u l\u1ea7n cho \u0111\u1ebfn khi n\u01b0\u1edbc r\u1eeda trong. Sau \u0111\u00f3, biodiesel c\u1ea7n \u0111\u01b0\u1ee3c l\u00e0m kh\u00f4 ho\u00e0n to\u00e0n \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng nhi\u00ean li\u1ec7u.<\/p>\n

Ki\u1ec3m tra ch\u1ea5t l\u01b0\u1ee3ng biodiesel<\/h3>\n

Tr\u01b0\u1edbc khi s\u1eed d\u1ee5ng biodiesel cho \u0111\u1ed9ng c\u01a1, b\u1ea1n c\u1ea7n ki\u1ec3m tra ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a n\u00f3. M\u1ed9t s\u1ed1 ch\u1ec9 s\u1ed1 quan tr\u1ecdng c\u1ea7n ki\u1ec3m tra bao g\u1ed3m \u0111\u1ed9 nh\u1edbt, \u0111i\u1ec3m ch\u1edbp ch\u00e1y, v\u00e0 h\u00e0m l\u01b0\u1ee3ng n\u01b0\u1edbc.<\/p>\n\n\n\n\n\n\n\n
Ch\u1ec9 s\u1ed1<\/th>\nM\u1ee9c \u0111\u1ed9 cho ph\u00e9p<\/th>\n<\/tr>\n<\/thead>\n
\u0110\u1ed9 nh\u1edbt<\/td>\n1.9 – 6.0 mm\u00b2\/s<\/td>\n<\/tr>\n
\u0110i\u1ec3m ch\u1edbp ch\u00e1y<\/td>\nTr\u00ean 130\u00b0C<\/td>\n<\/tr>\n
H\u00e0m l\u01b0\u1ee3ng n\u01b0\u1edbc<\/td>\nD\u01b0\u1edbi 500 ppm<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Chuy\u1ec3n \u0111\u1ed5i \u0111\u1ed9ng c\u01a1 diesel<\/h3>\n

Vi\u1ec7c chuy\u1ec3n \u0111\u1ed5i \u0111\u1ed9ng c\u01a1 diesel sang s\u1eed d\u1ee5ng biodiesel th\u01b0\u1eddng kh\u00f4ng qu\u00e1 ph\u1ee9c t\u1ea1p. Tuy nhi\u00ean, b\u1ea1n c\u1ea7n ki\u1ec3m tra v\u00e0 thay th\u1ebf m\u1ed9t s\u1ed1 b\u1ed9 ph\u1eadn nh\u01b0 \u1ed1ng d\u1eabn nhi\u00ean li\u1ec7u v\u00e0 gio\u0103ng cao su \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ch\u00fang t\u01b0\u01a1ng th\u00edch v\u1edbi biodiesel. \u0110\u1ed1i v\u1edbi m\u1ed9t s\u1ed1 \u0111\u1ed9ng c\u01a1 \u0111\u1eddi c\u0169, c\u00f3 th\u1ec3 c\u1ea7n ph\u1ea3i \u0111i\u1ec1u ch\u1ec9nh h\u1ec7 th\u1ed1ng phun nhi\u00ean li\u1ec7u.<\/p>\n

V\u1eadn h\u00e0nh v\u00e0 b\u1ea3o d\u01b0\u1ee1ng<\/h3>\n

Sau khi chuy\u1ec3n \u0111\u1ed5i, b\u1ea1n c\u00f3 th\u1ec3 b\u1eaft \u0111\u1ea7u s\u1eed d\u1ee5ng biodiesel cho \u0111\u1ed9ng c\u01a1. Tuy nhi\u00ean, c\u1ea7n l\u01b0u \u00fd r\u1eb1ng biodiesel c\u00f3 th\u1ec3 g\u00e2y ra m\u1ed9t s\u1ed1 v\u1ea5n \u0111\u1ec1 nh\u01b0 t\u1eafc ngh\u1ebdn b\u1ed9 l\u1ecdc nhi\u00ean li\u1ec7u ho\u1eb7c l\u00e0m h\u1ecfng m\u1ed9t s\u1ed1 b\u1ed9 ph\u1eadn l\u00e0m b\u1eb1ng cao su. Do \u0111\u00f3, vi\u1ec7c b\u1ea3o d\u01b0\u1ee1ng \u0111\u1ecbnh k\u1ef3 l\u00e0 r\u1ea5t quan tr\u1ecdng.<\/p>\n

T\u1ef1 ch\u1ebf \u0111\u1ed9ng c\u01a1 biodiesel l\u00e0 m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3 \u0111\u1ec3 t\u1eadn d\u1ee5ng ngu\u1ed3n nhi\u00ean li\u1ec7u t\u00e1i t\u1ea1o v\u00e0 gi\u1ea3m thi\u1ec3u \u00f4 nhi\u1ec5m 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 c\u1ea9n th\u1eadn. 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 ch\u1ebf t\u1ea1o \u0111\u1ed9ng c\u01a1 biodiesel c\u1ee7a ri\u00eang m\u00ecnh.<\/p>\n","protected":false},"excerpt":{"rendered":"

Vi\u1ec7c t\u1ef1 ch\u1ebf \u0111\u1ed9ng c\u01a1 biodiesel nghe c\u00f3 v\u1ebb ph\u1ee9c t\u1ea1p, nh\u01b0ng v\u1edbi s\u1ef1 hi\u1ec3u bi\u1ebft \u0111\u00fang \u0111\u1eafn v\u00e0 chu\u1ea9n b\u1ecb k\u1ef9 l\u01b0\u1ee1ng, b\u1ea1n ho\u00e0n to\u00e0n c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n \u0111\u01b0\u1ee3c. B\u00e0i vi\u1ebft n\u00e0y s\u1ebd h\u01b0\u1edbng d\u1eabn chi ti\u1ebft c\u00e1ch ch\u1ebf t\u1ea1o m\u1ed9t \u0111\u1ed9ng c\u01a1 biodiesel, t\u1eeb vi\u1ec7c l\u1ef1a ch\u1ecdn nguy\u00ean li\u1ec7u \u0111\u1ebfn c\u00e1c b\u01b0\u1edbc<\/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-49156","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\/49156","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=49156"}],"version-history":[{"count":0,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/posts\/49156\/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=49156"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/categories?post=49156"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/tags?post=49156"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}