{"id":33417,"date":"2022-07-14T10:53:27","date_gmt":"2022-07-14T03:53:27","guid":{"rendered":"https:\/\/www.vnras.com\/drug\/?p=33417"},"modified":"2022-10-12T17:18:39","modified_gmt":"2022-10-12T10:18:39","slug":"ky-thuat-bao-che-pellet-trong-y-hoc","status":"publish","type":"post","link":"https:\/\/vnras.com\/drug\/ky-thuat-bao-che-pellet-trong-y-hoc\/","title":{"rendered":"K\u1ef9 thu\u1eadt b\u00e0o ch\u1ebf pellet trong y h\u1ecdc"},"content":{"rendered":"<h2>\u0110\u1ecbnh ngh\u0129a<\/h2>\n<p><strong>Pellet<\/strong> l\u00e0 nh\u1eefng h\u1ea1t nh\u1ecf, c\u00f3 h\u00ecnh c\u1ea7u k\u00edch th\u01b0\u1edbc t\u1eeb 0.25 \u0111\u1ebfn 1,5 mm, \u0111\u01b0\u1ee3c b\u00e0o ch\u1ebf b\u1eb1ng c\u00e1ch ph\u1ed1i h\u1ee3p d\u01b0\u1ee3c ch\u1ea5t r\u1eafn v\u1edbi c\u00e1c t\u00e1 d\u01b0\u1ee3c d\u00ednh th\u00edch h\u1ee3p.<\/p>\n<p>Pellet th\u01b0\u1eddng l\u00e0 b\u00e1n th\u00e0nh ph\u1ea9m, \u0111\u01b0\u1ee3c \u0111\u00f3ng trong c\u00e1c nang c\u1ee9ng ho\u1eb7c c\u00f3 th\u1ec3 d\u1eadp th\u00e0nh vi\u00ean n\u00e9n. Pellet th\u01b0\u1eddng \u0111\u01b0\u1ee3c bao m\u00e0ng b\u1ea3o v\u1ec7 ho\u1eb7c bao kh\u00e1ng d\u1ecbch v\u1ecb hay ki\u1ec3m so\u00e1t gi\u1ea3i ph\u00f3ng.<\/p>\n<h2>\u01afu nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a pellet<\/h2>\n<h3>\u01afu \u0111i\u1ec3m<\/h3>\n<ul>\n<li>C\u00f3 th\u1ec3 ph\u1ed1i h\u1ee3p c\u00e1c th\u00e0nh ph\u1ea7n t\u01b0\u01a1ng k\u1ef5 v\u1edbi nhau (trong c\u00e1c pellet kh\u00e1c nhau)<\/li>\n<li>D\u1ec5 d\u00e0ng khi bao (do c\u00f3 h\u00ecnh c\u1ea7u)<\/li>\n<li>T\u0103ng t\u00ednh h\u1ea5p d\u1eabn cho ch\u1ebf ph\u1ea9m (do c\u00f3 h\u00ecnh c\u1ea7u tr\u00f2n)<\/li>\n<li>D\u1ec5 ki\u1ec3m so\u00e1t gi\u1ea3i ph\u00f3ng d\u01b0\u1ee3c ch\u1ea5t t\u1eeb h\u1ec7 c\u1ed1t (c\u01a1 ch\u1ebf \u0103n m\u00f2n ho\u1eb7c kh\u00f4ng \u0103n m\u00f2n) t\u1eeb h\u1ec7 m\u00e0ng bao ho\u1eb7c gi\u1ea3i ph\u00f3ng d\u01b0\u1ee3c ch\u1ea5t theo chu tr\u00ecnh.<\/li>\n<li>D\u1ec5 d\u00e0ng \u0111i qua m\u00f4n v\u1ecb d\u1ea1 d\u00e0y v\u00e0 c\u00f3 b\u1ec1 m\u1eb7t ti\u1ebfp x\u00fac l\u1edbn n\u00ean pellet c\u00f3 sinh kh\u1ea3 d\u1ee5ng \u1ed5n \u0111\u1ecbnh h\u01a1n vi\u00ean n\u00e9n.<\/li>\n<\/ul>\n<h3>Nh\u01b0\u1ee3c \u0111i\u1ec3m<\/h3>\n<ul>\n<li>Qu\u00e1 tr\u00ecnh b\u00e0o ch\u1ebf k\u00e9o d\u00e0i, ph\u1ee9c t\u1ea1p do \u0111\u00f3 chi ph\u00ed cao<\/li>\n<li>Thi\u1ebft b\u1ecb chuy\u00ean d\u1ee5ng<\/li>\n<li>M\u1ee9c \u0111\u1ed9 \u0111\u1ed3ng nh\u1ea5t v\u1ec1 t\u1ef7 tr\u1ecdng v\u00e0 k\u00edch th\u01b0\u1edbc \u1ea3nh h\u01b0\u1edfng r\u1ea5t l\u1edbn \u0111\u1ebfn \u0111\u1ed9 \u0111\u1ed3ng nh\u1ea5t v\u1ec1 kh\u1ed1i l\u01b0\u1ee3ng v\u00e0 h\u00e0m l\u01b0\u1ee3ng c\u1ee7a c\u00e1c s\u1ea3n ph\u1ea9m cu\u1ed1i (vi\u00ean nang, vi\u00ean n\u00e9n, ho\u1eb7c g\u00f3i). \u0110\u1eb7c bi\u1ec7t v\u1edbi nh\u1eefng d\u01b0\u1ee3c ch\u1ea5t c\u00f3 h\u00e0m l\u01b0\u1ee3ng nh\u1ecf.<\/li>\n<\/ul>\n<h2>Th\u00e0nh ph\u1ea7n pellet<\/h2>\n<h3>T\u00e1 d\u01b0\u1ee3c \u0111\u1ed9n<\/h3>\n<p>Vai tr\u00f2: \u0111\u01b0\u1ee3c tr\u1ed9n v\u1edbi d\u01b0\u1ee3c ch\u1ea5t \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o kh\u1ed1i l\u01b0\u1ee3ng v\u00e0 th\u1ec3 t\u00edch c\u1ea7n thi\u1ebft cho ch\u1ebf ph\u1ea9m. \u0110\u1ed3ng th\u1eddi n\u00f3 c\u0169ng c\u1ea3i thi\u1ec7n t\u00ednh ch\u1ea5t c\u01a1 l\u00fd cho d\u01b0\u1ee3c ch\u1ea5t.<\/p>\n<p>C\u00e1ch d\u00f9ng: d\u1ef1a v\u00e0o t\u1ef7 tr\u1ecdng c\u1ee7a d\u01b0\u1ee3c ch\u1ea5t. D\u01b0\u1ee3c ch\u1ea5t t\u1ec9 tr\u1ecdng th\u1ea5p s\u1eed d\u1ee5ng t\u00e1 d\u01b0\u1ee3c t\u1ec9 tr\u1ecdng cao nh\u01b0 calci sulfat, dicalci phosphat) v\u00e0 ng\u01b0\u1ee3c l\u1ea1i, d\u01b0\u1ee3c ch\u1ea5t t\u1ec9 tr\u1ecdng cao d\u00f9ng c\u00e1c t\u00e1 d\u01b0\u1ee3c \u0111\u1ed9n c\u00f3 t\u1ef7 tr\u1ecdng th\u1ea5p.<\/p>\n<p>C\u00e1c t\u00e1 d\u01b0\u1ee3c \u0111\u1ed9n hay \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong pellet:<\/p>\n<figure id=\"attachment_859\" aria-describedby=\"caption-attachment-859\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-859\" src=\"https:\/\/nhathuocngocanh.com\/wp-content\/uploads\/2021\/01\/lactose.jpg\" alt=\"T\u00e1 d\u01b0\u1ee3c \u0111\u1ed9n Lactose\" width=\"800\" height=\"600\" title=\"\"><figcaption id=\"caption-attachment-859\" class=\"wp-caption-text\">T\u00e1 d\u01b0\u1ee3c \u0111\u1ed9n Lactose<\/figcaption><\/figure>\n<ul>\n<li>Ph\u01b0\u01a1ng ph\u00e1p \u0111\u00f9n t\u1ea1o c\u1ea7u: hay d\u00f9ng nh\u1ea5t l\u00e0 lactose, c\u00f3 th\u1ec3 d\u00f9ng manitol v\u00e0 dicalci phosphat (th\u00e0nh ph\u1ea7n n\u00e0y c\u00f3 t\u00ednh base n\u00ean d\u1ec5 t\u01b0\u01a1ng t\u00e1c v\u1edbi c\u00e1c th\u00e0nh ph\u1ea7n c\u00f3 t\u00ednh acid. \u0110\u1ed3ng th\u1eddi ch\u00fang kh\u00f4ng tan n\u00ean l\u00e0m gi\u1ea3m \u0111\u1ed9 tan c\u1ee7a d\u01b0\u1ee3c ch\u1ea5t, r\u00e3 ch\u1eadm t\u0103ng \u0111\u1ed9 c\u1ee9ng c\u1ee7a pellet).<\/li>\n<li>Ph\u01b0\u01a1ng ph\u00e1p b\u1ed3i d\u1ea7n: t\u00f9y m\u1ee5c \u0111\u00edch m\u00e0 l\u1ef1a ch\u1ecdn t\u00e1 d\u01b0\u1ee3c th\u00edch h\u1ee3p, hay s\u1eed d\u1ee5ng nh\u1ea5t l\u00e0 \u0111\u01b0\u1eddng.<\/li>\n<\/ul>\n<h3>T\u00e1 d\u01b0\u1ee3c d\u00ednh<\/h3>\n<p>Vai tr\u00f2: \u0111\u1ec3 k\u1ebft d\u00ednh c\u00e1c ti\u1ec3u ph\u00e2n trong pellet, h\u00ecnh th\u00e0nh v\u00e0 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 ch\u1eafc cho h\u1ea1t pellet.<\/p>\n<p>C\u00e1ch d\u00f9ng: th\u01b0\u1eddng s\u1eed d\u1ee5ng t\u00e1 d\u01b0\u1ee3c d\u00ednh l\u1ecfng. T\u1ef7 l\u1ec7 s\u1eed d\u1ee5ng ph\u1ee5 thu\u1ed9c v\u00e0o ph\u01b0\u01a1ng ph\u00e1p.<\/p>\n<ul>\n<li>Ph\u01b0\u01a1ng ph\u00e1p \u0111\u00f9n t\u1ea1o c\u1ea7u: c\u1ea7n l\u01b0\u1ee3ng t\u00e1 d\u01b0\u1ee3c d\u00ednh \u0111\u1ee7 \u0111\u1ec3 t\u1ea1o th\u00e0nh c\u00e1c s\u1ee3i h\u00ecnh tr\u1ee5 d\u1ebbo, kh\u00f4ng b\u1ecb d\u00ednh hay t\u1eafc s\u00e0ng (do th\u1eeba t\u00e1 d\u01b0\u1ee3c d\u00ednh), kh\u00f4ng t\u1ea1o ra c\u00e1c b\u1ed9t m\u1ecbn khi \u0111\u00f9n (do thi\u1ebfu t\u00e1 d\u01b0\u1ee3c d\u00ednh) v\u00e0 kh\u00f4ng l\u00e0m c\u00e1c s\u1ee3i \u0111\u00f9n d\u00ednh v\u00e0o nhau.<\/li>\n<li>Ph\u01b0\u01a1ng ph\u00e1p b\u1ed3i d\u1ea7n: d\u01b0\u1ee3c ch\u1ea5t tan ho\u1eb7c kh\u00f4ng tan \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o trong dung d\u1ecbch t\u00e1 d\u01b0\u1ee3c d\u00ednh. L\u01b0\u1ee3ng t\u00e1 d\u01b0\u1ee3c d\u00ednh kh\u00e1c nhau t\u00f9y c\u00f4ng th\u1ee9c, b\u1ea3n ch\u1ea5t c\u00e1c th\u00e0nh ph\u1ea7n.<\/li>\n<\/ul>\n<p>T\u00e1 d\u01b0\u1ee3c d\u00ednh hay s\u1eed d\u1ee5ng l\u00e0 dung d\u1ecbch PVP K30, HPMC E6 ho\u1eb7c E5, siro \u0111\u01b0\u1eddng, h\u1ed3 tinh b\u1ed9t\u2026<\/p>\n<h3>T\u00e1 d\u01b0\u1ee3c tr\u01a1n<\/h3>\n<p>Vai tr\u00f2: \u0111\u1ec3 gi\u1ea3m ma s\u00e1t gi\u1eefa tr\u1ee5c \u0111\u00f9n, s\u00e0ng v\u1edbi s\u1ee3i t\u1ea1o th\u00e0nh. Gi\u1ea3m nhi\u1ec7t \u0111\u1ed9 trong qu\u00e1 tr\u00ecnh \u0111\u00f9n \u0111\u1ed3ng th\u1eddi c\u0169ng c\u00f3 vai tr\u00f2 ch\u1ed1ng d\u00ednh.<\/p>\n<p>C\u00e1c t\u00e1 d\u01b0\u1ee3c tr\u01a1n hay \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0 n\u01b0\u1edbc, talc v\u00e0 c\u00f3 th\u1ec3 d\u00f9ng aerosil.<\/p>\n<p>C\u01a1 ch\u1ebf l\u00e0m tr\u01a1n:<\/p>\n<ul>\n<li>N\u01b0\u1edbc: trong qu\u00e1 tr\u00ecnh \u0111\u00f9n ho\u1eb7c vo, ch\u1ea5t l\u1ecfng trong pellet di chuy\u1ec3n ra b\u1ec1 m\u1eb7t l\u00e0m \u1ea9m tr\u00ean b\u1ec1 m\u1eb7t pellet \u1edf m\u1ee9c \u0111\u1ed9 v\u1eeba ph\u1ea3i s\u1ebd c\u00f3 t\u00e1c d\u1ee5ng l\u00e0m tr\u01a1n. Tuy nhi\u00ean, \u1ea9m qu\u00e1 s\u1ebd l\u00e0m c\u00e1c s\u1ee3i, pellet d\u00ednh v\u00e0o nhau v\u00e0 v\u00e0o thi\u1ebft b\u1ecb.<\/li>\n<li>C\u00e1c ch\u1ea5t b\u1ed9t v\u00f4 c\u01a1 talc, aerosil: t\u1ea1o m\u1ed9t \u00e1o bao quanh b\u1ec1 m\u1eb7t pellet. L\u1edbp \u00e1o n\u00e0y c\u00f3 kh\u1ea3 n\u0103ng ch\u1ecbu \u0111\u1ef1ng \u0111\u01b0\u1ee3c l\u1ef1c c\u01a1 h\u1ecdc v\u00e0 gi\u1ea3m ma s\u00e1t khi va ch\u1ea1m.<\/li>\n<\/ul>\n<p>Ch\u00fa \u00fd: khi th\u1eeba t\u00e1 d\u01b0\u1ee3c tr\u01a1n, \u0111\u0129a quay s\u1ebd quay tr\u00f2n, c\u00e1c pellet h\u1ea7u nh\u01b0 kh\u00f4ng chuy\u1ec3n \u0111\u1ed9ng m\u00e0 k\u1ebft t\u1ee5 d\u00ednh v\u00e0o nhau l\u00e0m gi\u1ea3m \u0111\u1ed9 c\u1ea7u c\u1ee7a pellet.<\/p>\n<h3>T\u00e1 d\u01b0\u1ee3c ch\u1ed1ng d\u00ednh<\/h3>\n<p>Vai tr\u00f2: ch\u1ed1ng d\u00ednh cho pellet v\u00e0 s\u1ee3i v\u1edbi nhau v\u00e0 v\u1edbi th\u00e0nh thi\u1ebft b\u1ecb.<\/p>\n<p>C\u01a1 ch\u1ebf ch\u1ed1ng d\u00ednh: c\u00e1c ch\u1ea5t n\u00e0y h\u1ea5p ph\u1ee5 l\u00ean b\u1ec1 m\u1eb7t c\u1ee7a pellet, l\u00e0m gi\u1ea3m kh\u1ea3 n\u0103ng k\u1ebft d\u00ednh c\u1ee7a c\u00e1c pellet v\u1edbi nhau.<\/p>\n<p>Hay d\u00f9ng talc v\u00e0 aerosil.<\/p>\n<figure id=\"attachment_857\" aria-describedby=\"caption-attachment-857\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-857\" src=\"https:\/\/nhathuocngocanh.com\/wp-content\/uploads\/2021\/01\/aerosil-1.jpg\" alt=\"T\u00e1 d\u01b0\u1ee3c ch\u1ed1ng d\u00ednh Aerosil\" width=\"800\" height=\"600\" title=\"\"><figcaption id=\"caption-attachment-857\" class=\"wp-caption-text\">T\u00e1 d\u01b0\u1ee3c ch\u1ed1ng d\u00ednh Aerosil<\/figcaption><\/figure>\n<p>C\u00e1ch d\u00f9ng: d\u00f9ng trong tr\u01b0\u1eddng h\u1ee3p khi t\u00e1 d\u01b0\u1ee3c d\u00ednh qu\u00e1 d\u00ednh ho\u1eb7c qu\u00e1 nh\u1edbt.<\/p>\n<ul>\n<li>\u0110\u00f9n t\u1ea1o c\u1ea7u: th\u00eam h\u1ed7n h\u1ee3p t\u00e1 d\u01b0\u1ee3c v\u00e0o pellet tr\u01b0\u1edbc khi vo ho\u1eb7c tr\u1ed9n c\u00f9ng h\u1ed7n h\u1ee3p b\u1ed9t tr\u01b0\u1edbc khi ph\u1ed1i h\u1ee3p v\u1edbi t\u00e1 d\u01b0\u1ee3c d\u00ednh. V\u1edbi c\u00e1c c\u00e1ch n\u00e0y, t\u00e1c d\u1ee5ng ch\u1ed1ng d\u00ednh c\u00f3 nhi\u1ec1u h\u1ea1n ch\u1ebf do kh\u00f4ng t\u1eadp trung ho\u00e0n to\u00e0n tr\u00ean b\u1ec1 m\u1eb7t.<\/li>\n<li>B\u1ed3i d\u1ea7n: ph\u00e2n t\u00e1n treo trong h\u1ed7n d\u1ecbch ho\u1eb7c dung d\u1ecbch thu\u1ed1c, r\u1ed3i ti\u1ebfn h\u00e0nh phun v\u00e0o nh\u00e2n bao.<\/li>\n<\/ul>\n<h3>T\u00e1 d\u01b0\u1ee3c r\u00e3<\/h3>\n<p>R\u00e3 l\u00e0 giai \u0111o\u1ea1n \u0111\u1ea7u ti\u00ean trong qu\u00e1 tr\u00ecnh gi\u1ea3i ph\u00f3ng d\u01b0\u1ee3c ch\u1ea5t c\u1ee7a c\u00e1c d\u1ea1ng thu\u1ed1c r\u1eafn. C\u00e1c d\u1ea1ng thu\u1ed1c n\u00e0y sau r\u00e3 th\u00ec m\u1edbi gi\u1ea3i ph\u00f3ng d\u01b0\u1ee3c ch\u1ea5t. C\u00e1c t\u00e1 d\u01b0\u1ee3c r\u00e3 \u0111\u01b0\u1ee3c th\u00eam v\u00e0o \u0111\u1ec3 pellet r\u00e3 t\u1ed1t h\u01a1n v\u00e0 r\u00e3 m\u1ecbn h\u01a1n gi\u00fap t\u1ea1o ra m\u1eb7t ph\u1eb3ng ti\u1ebfp x\u00fac t\u1ed1i \u0111a c\u1ee7a ti\u1ec3u ph\u00e2n d\u01b0\u1ee3c ch\u1ea5t v\u1edbi m\u00f4i tr\u01b0\u1eddng xung quanh, t\u1ea1o \u0111i\u1ec1u ki\u1ec7n cho qu\u00e1 tr\u00ecnh h\u1ea5p thu d\u01b0\u1ee3c ch\u1ea5t v\u1ec1 sau. Tuy nhi\u00ean, s\u1eed d\u1ee5ng nhi\u1ec1u t\u00e1 d\u01b0\u1ee3c r\u00e3 s\u1ebd l\u00e0m cho pellet r\u1ea5t d\u1ec5 h\u00fat \u1ea9m gi\u1ea3m tu\u1ed5i th\u1ecd c\u1ee7a vi\u00ean. Vi\u00ean nhi\u1ec1u t\u00e1 d\u01b0\u1ee3c r\u00e3, \u0111\u1ed9 c\u1ee9ng c\u0169ng b\u1ecb gi\u1ea3m, gi\u1ea3m hi\u1ec7u su\u1ea5t trong qu\u00e1 tr\u00ecnh b\u00e0o ch\u1ebf. C\u00e1c t\u00e1 d\u01b0\u1ee3c r\u00e3 hay \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0 HPMC.<\/p>\n<h3>T\u00e1 d\u01b0\u1ee3c t\u1ea1o c\u1ea7u<\/h3>\n<p>Vai tr\u00f2: t\u1ea1o cho pellet c\u00f3 d\u1ea1ng h\u00ecnh c\u1ea7u trong qu\u00e1 tr\u00ecnh vo. Gi\u00fap c\u00e1c \u0111o\u1ea1n s\u1ee3i \u0111\u00f9n t\u1ea1o ra c\u00f3 \u0111\u1ed9 d\u1ebbo th\u00edch h\u1ee3p, tham gia v\u00e0o li\u00ean k\u1ebft c\u00e1c ti\u1ec3u ph\u00e2n l\u00e0m pellet c\u00f3 \u0111\u1ed9 b\u1ec1n c\u01a1 h\u1ecdc t\u1ed1t. Khi thi\u1ebfu t\u00e1 d\u01b0\u1ee3c t\u1ea1o c\u1ea7u, pellet kh\u00f4ng \u0111\u1ee7 \u0111\u1ed9 d\u1ebbo s\u1ebd t\u1ea1o ra c\u00e1c pellet c\u00f3 h\u00ecnh g\u1eady th\u1eaft \u1edf gi\u1eefa. C\u00f2n qu\u00e1 nhi\u1ec1u t\u00e1 d\u01b0\u1ee3c d\u1ebbo s\u1ebd t\u1ea1o c\u00e1c pellet k\u00edch th\u01b0\u1edbc l\u1edbn v\u00e0 kh\u00f4ng \u0111\u1ea1t \u0111\u1ed9 c\u1ee9ng.<\/p>\n<p>T\u00e1 d\u01b0\u1ee3c s\u1eed d\u1ee5ng:<\/p>\n<ul>\n<li>Hay s\u1eed d\u1ee5ng l\u00e0 avicel. \u0110\u1eb7c bi\u1ec7t l\u00e0 lo\u1ea1i 101, ch\u00fang gi\u00fap t\u1ea1o pellet ho\u00e0n ch\u1ec9nh h\u01a1n. Avicel 101 kh\u00f4ng h\u00ecnh th\u00e0nh gel trong m\u00f4i tr\u01b0\u1eddng n\u01b0\u1edbc, c\u00f3 th\u1ec3 d\u00f9ng nhi\u1ec1u \u0111\u1ec3 t\u1ea1o d\u1ea1ng c\u1ed1t gi\u1ea3i ph\u00f3ng thu\u1ed1c (\u0103n m\u00f2n d\u1ea7n d\u1ea7n). Ngo\u00e0i ra, c\u0169ng c\u00f3 th\u1ec3 d\u00f9ng c\u00e1c d\u1eabn ch\u1ea5t c\u1ee7a cellulose nh\u01b0 c\u00e1c ether (EC, HPMC), c\u00e1c ester CA\u2026<\/li>\n<li>M\u1ed9t s\u1ed1 th\u00e0nh ph\u1ea7n kh\u00e1c: nh\u01b0 nh\u00e2n tr\u01a1 (trong ph\u01b0\u01a1ng ph\u00e1p b\u1ed3i d\u1ea7n), c\u00e1c polyme ki\u1ec3m so\u00e1t gi\u1ea3i ph\u00f3ng (\u0111\u1ec3 t\u1ea1o c\u1ed1t).\n<figure id=\"attachment_858\" aria-describedby=\"caption-attachment-858\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-858\" src=\"https:\/\/nhathuocngocanh.com\/wp-content\/uploads\/2021\/01\/HPMC.jpg\" alt=\"T\u00e1 d\u01b0\u1ee3c t\u1ea1o c\u1ea7u HPMC\" width=\"800\" height=\"600\" title=\"\"><figcaption id=\"caption-attachment-858\" class=\"wp-caption-text\">T\u00e1 d\u01b0\u1ee3c t\u1ea1o c\u1ea7u HPMC<\/figcaption><\/figure><\/li>\n<\/ul>\n<h2>K\u1ef9 thu\u1eadt s\u1ea3n xu\u1ea5t pellet<\/h2>\n<h3>K\u1ef9 thu\u1eadt \u0111\u00f9n t\u1ea1o c\u1ea7u<\/h3>\n<p>C\u00e1c b\u01b0\u1edbc trong qu\u00e1 tr\u00ecnh:<\/p>\n<p>Chu\u1ea9n b\u1ecb c\u00e1c th\u00e0nh ph\u1ea7n: d\u01b0\u1ee3c ch\u1ea5t, t\u00e1 d\u01b0\u1ee3c c\u1ea7n ph\u1ea3i \u0111\u1ea1t ti\u00eau chu\u1ea9n d\u01b0\u1ee3c d\u1ee5ng.<\/p>\n<p>C\u00e2n, nghi\u1ec1n r\u00e2y: c\u00e2n c\u00e1c th\u00e0nh ph\u1ea7n trong c\u00f4ng th\u1ee9c, d\u01b0\u1ee3c ch\u1ea5t c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c nghi\u1ec1n \u0111\u1ebfn k\u00edch th\u01b0\u1edbc th\u00edch h\u01a1n (t\u1ea1o \u0111\u01b0\u1ee3c \u0111\u1ed3ng \u0111\u1ec1u k\u00edch th\u01b0\u1edbc v\u00e0 \u0111\u1ed3ng \u0111\u1ec1u t\u1ef7 tr\u1ecdng, gi\u00fap qu\u00e1 tr\u00ecnh tr\u1ed9n \u0111\u01b0\u1ee3c thu\u1eadn l\u1ee3i h\u01a1n). Hai thi\u1ebft b\u1ecb nghi\u1ec1n ph\u1ed5 bi\u1ebfn l\u00e0 nghi\u1ec1n b\u00faa ho\u1eb7c nghi\u1ec1n b\u1ecb. Sau khi nghi\u1ec1n d\u01b0\u1ee3c ch\u1ea5t v\u00e0 t\u00e1 d\u01b0\u1ee3c s\u1ebd \u0111\u01b0\u1ee3c r\u00e2y qua r\u00e2y th\u00edch h\u1ee3p (th\u00f4ng th\u01b0\u1eddng l\u00e0 c\u1ee1 r\u00e2y 240). Qu\u00e1 tr\u00ecnh r\u00e2y s\u1ebd thu \u0111\u01b0\u1ee3c c\u00e1c ti\u1ec3u ph\u00e2n c\u00f3 k\u00edch th\u01b0\u1edbc x\u1ea5p x\u1ec9 nhau, qu\u00e1 tr\u00ecnh tr\u1ed9n s\u1ebd d\u1ec5 \u0111\u1ec1u h\u01a1n.<\/p>\n<p>Tr\u1ed9n:<\/p>\n<p>Ti\u1ebfn h\u00e0nh tr\u1ed9n d\u01b0\u1ee3c ch\u1ea5t c\u00f9ng c\u00e1c t\u00e1 d\u01b0\u1ee3c kh\u00e1c nh\u01b0 t\u00e1 d\u01b0\u1ee3c r\u00e3, \u0111\u1ed9n, tr\u01a1n. C\u00e1ch tr\u1ed9n ph\u1ee5 thu\u1ed9c v\u00e0o t\u1ec9 l\u1ec7 h\u00e0m l\u01b0\u1ee3ng d\u01b0\u1ee3c ch\u1ea5t.<\/p>\n<ul>\n<li>V\u1edbi t\u1ec9 l\u1ec7 d\u01b0\u1ee3c ch\u1ea5t l\u1edbn h\u01a1n 10%: ti\u1ebfn h\u00e0nh tr\u1ed9n m\u1ed9t b\u01b0\u1edbc, cho c\u1ea3 d\u01b0\u1ee3c ch\u1ea5t v\u00e0 t\u00e1 d\u01b0\u1ee3c tr\u1ed9n \u0111\u1ed3ng th\u1eddi trong m\u00e1y.<\/li>\n<li>V\u1edbi t\u1ef7 l\u1ec7 d\u01b0\u1ee3c ch\u1ea5t t\u1eeb 2 \u0111\u1ebfn 10%: ti\u1ebfn h\u00e0nh tr\u1ed9n 2 b\u01b0\u1edbc. B\u01b0\u1edbc 1 tr\u1ed9n \u0111\u1ed3ng l\u01b0\u1ee3ng d\u01b0\u1ee3c ch\u1ea5t v\u1edbi t\u00e1 d\u01b0\u1ee3c, sau \u0111\u00f3 \u0111\u01b0a h\u1ed7n h\u1ee3p b\u1ed9t n\u00e0y tr\u1ed9n v\u1edbi l\u01b0\u1ee3ng t\u00e1 d\u01b0\u1ee3c c\u00f2n l\u1ea1i trong m\u00e1y theo th\u1ee9 t\u1ef1: h\u1ed7n h\u1ee3p b\u1ed9t- h\u1ed7n h\u1ee3p b\u1ed9t k\u00e9p- h\u1ed7n h\u1ee3p b\u1ed9t.<\/li>\n<li>V\u1edbi t\u1ec9 l\u1ec7 d\u01b0\u1ee3c ch\u1ea5t \u00edt h\u01a1n 2%: ti\u1ebfn h\u00e0nh tr\u1ed9n \u0111\u1ed3ng l\u01b0\u1ee3ng \u0111\u1ebfn khi h\u1ebft.<\/li>\n<li>T\u1ec9 l\u1ec7 qu\u00e1 th\u1ea5p d\u01b0\u1edbi 0.1%: c\u00f3 th\u1ec3 tr\u1ed9n \u0111\u1ed3ng l\u01b0\u1ee3ng, nh\u01b0ng th\u01b0\u1eddng ch\u1ecdn tr\u1ed9n r\u1eafn l\u1ecfng. D\u01b0\u1ee3c ch\u1ea5t \u0111\u01b0\u1ee3c h\u00f2a tan v\u00e0o dung m\u00f4i th\u00edch h\u1ee3p sau \u0111\u00f3 \u0111\u01b0\u1ee3c phun v\u00e0o h\u1ed7n h\u1ee3p t\u00e1 d\u01b0\u1ee3c. Ti\u1ebfn h\u00e0nh tr\u1ed9n \u0111\u1ec1u v\u00e0 s\u1ea5y. Dung m\u00f4i s\u1eed d\u1ee5ng c\u1ea7n d\u1ec5 s\u1ea5y, kh\u00f4ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh c\u1ee7a d\u01b0\u1ee3c ch\u1ea5t v\u00e0 \u00edt ch\u00e1y n\u1ed5.<\/li>\n<\/ul>\n<p>Th\u00f4ng th\u01b0\u1eddng, thi\u1ebft b\u1ecb \u0111\u1ec3 tr\u1ed9n trong ph\u01b0\u01a1ng ph\u00e1p \u0111\u00f9n t\u1ea1o c\u1ea7u l\u00e0 m\u00e1y nh\u00e0o tr\u1ed9n cao t\u1ed1c ho\u1eb7c m\u00e1y nh\u00e0o ngang \u0111\u1ec3 k\u1ebft h\u1ee3p ngay v\u1edbi qu\u00e1 tr\u00ecnh nh\u00e0o t\u00e1 d\u01b0\u1ee3c d\u00ednh l\u1ecfng.<\/p>\n<figure id=\"attachment_860\" aria-describedby=\"caption-attachment-860\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-860\" src=\"https:\/\/nhathuocngocanh.com\/wp-content\/uploads\/2021\/01\/may_nhao_tron_cao_toc-1.jpg\" alt=\"m\u00e1y nh\u00e0o tr\u1ed9n cao t\u1ed1c\" width=\"800\" height=\"600\" title=\"\"><figcaption id=\"caption-attachment-860\" class=\"wp-caption-text\">H\u00ecnh \u1ea3nh: m\u00e1y nh\u00e0o tr\u1ed9n cao t\u1ed1c<\/figcaption><\/figure>\n<p>C\u00e1c y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn qu\u00e1 tr\u00ecnh tr\u1ed9n:<\/p>\n<ul>\n<li>T\u1ed1c \u0111\u1ed9 tr\u1ed9n: t\u1ed1c \u0111\u1ed9 tr\u1ed9n ch\u1eadm, kh\u00f4ng t\u1ea1o \u0111\u01b0\u1ee3c s\u1ef1 ph\u00e2n t\u00e1n \u0111\u1ee7 \u0111\u1ec3 ph\u00e2n t\u00e1n \u0111\u1ec1u kh\u1ed1i b\u1ed9t. T\u1ed1c \u0111\u1ed9 tr\u1ed9n qu\u00e1 cao, v\u1edbi thi\u1ebft b\u1ecb nh\u00e0o l\u1ed9n s\u1ebd t\u1ea1o ra hi\u1ec7n t\u01b0\u1ee3ng ly t\u00e2m, ch\u1ee7 y\u1ebfu t\u1eadp trung \u1edf 2 \u0111\u1ea7u thi\u1ebft b\u1ecb m\u00e0 kh\u00f4ng c\u00f3 s\u1ef1 nh\u00e0o l\u1ed9n, d\u1eabn \u0111\u1ebfn kh\u1ed1i vi\u00ean kh\u00f4ng \u0111\u01b0\u1ee3c \u0111\u1ea3o.<\/li>\n<li>Th\u1eddi gian tr\u1ed9n: th\u1eddi gian ch\u1eadm, kh\u1ed1i b\u1ed9t ch\u01b0a k\u1ecbp ph\u00e2n t\u00e1n \u0111\u1ec1u. Nh\u01b0ng th\u1eddi gian qu\u00e1 l\u00e2u, kh\u1ed1i b\u1ed9t b\u1ecb t\u00e1ch l\u1edbp, kh\u1ed1i b\u1ed9t s\u1ebd kh\u00f4ng \u0111\u1ec1u.<\/li>\n<li>Thi\u1ebft b\u1ecb: thi\u1ebft b\u1ecb d\u1eebng ngay khi t\u1eaft v\u00e0 thi\u1ebft b\u1ecb gi\u1ea3m t\u1ed1c \u0111\u1ed9 t\u1eeb t\u1eeb. \u01afu ti\u00ean ch\u1ecdn thi\u1ebft b\u1ecb t\u1eaft ngay v\u00ec h\u1ea1n ch\u1ebf \u0111\u01b0\u1ee3c hi\u1ec7n t\u01b0\u1ee3ng rung l\u1eafc d\u1eabn \u0111\u1ebfn ph\u00e2n t\u00e1ch kh\u1ed1i b\u1ed9t. H\u00ecnh d\u1ea1ng thi\u1ebft b\u1ecb c\u0169ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn kh\u1ea3 n\u0103ng tr\u1ed9n li\u00ean quan \u0111\u1ebfn c\u00e1c g\u00f3c ch\u1ebft. V\u00ed d\u1ee5 thi\u1ebft b\u1ecb nh\u00e0o l\u1ed9n h\u00ecnh ch\u00f3p kh\u00f4ng \u0111\u1ed1i x\u1ee9ng c\u00f3 nhi\u1ec1u g\u00f3c ch\u1ebft h\u01a1n thi\u1ebft b\u1ecb h\u00ecnh ch\u00f3p \u0111\u1ed1i x\u1ee9ng n\u00ean tr\u1ed9n \u0111\u1ec1u s\u1ebd kh\u00f3 h\u01a1n. H\u00ecnh d\u1ea1ng c\u1ee7a thi\u1ebft b\u1ecb c\u0169ng li\u00ean quan \u0111\u1ebfn s\u1ef1 chuy\u1ec3n \u0111\u1ed9ng v\u00e0 s\u1ed1 chu k\u00ec kh\u1ed1i b\u1ed9t chuy\u1ec3n \u0111\u1ed9ng. V\u00ed d\u1ee5 thi\u1ebft b\u1ecb h\u00ecnh ch\u00f3p \u0111\u1ec1u, m\u1ed7i m\u1ed9t v\u00f2ng kh\u1ed1i b\u1ed9t s\u1ebd \u0111\u01b0\u1ee3c tr\u1ed9n 2 l\u1ea7n, c\u00f2n v\u1edbi thi\u1ebft b\u1ecb h\u00ecnh ch\u1eef V m\u1ed7i chu k\u00ec kh\u1ed1i b\u1ed9t s\u1ebd \u0111\u01b0\u1ee3c \u0111\u1ea3o tr\u1ed9n nhi\u1ec1u h\u01a1n.<\/li>\n<li>T\u1ec9 l\u1ec7 kh\u1ed1i b\u1ed9t so v\u1edbi th\u1ec3 t\u00edch thi\u1ebft b\u1ecb: n\u1ebfu nhi\u1ec1u qu\u00e1, kh\u1ed1i b\u1ed9t kh\u00f4ng c\u00f3 kho\u1ea3ng kh\u00f4ng \u0111\u1ec3 gi\u00e3n n\u1edf v\u00e0 ph\u00e2n b\u1ed1 \u0111\u1ec3 ph\u00e2n t\u00e1n \u0111\u1ec1u. Th\u00f4ng th\u01b0\u1eddng s\u1eed d\u1ee5ng t\u1ec9 l\u1ec7 60%. N\u1ebfu \u00edt qu\u00e1, s\u1ebd t\u1ed1n th\u1eddi gian v\u00e0 n\u0103ng l\u01b0\u1ee3ng \u0111\u1ec3 tr\u1ed9n.<\/li>\n<li>K\u00edch th\u01b0\u1edbc c\u00e1c ti\u1ec3u ph\u00e2n \u0111em tr\u1ed9n: s\u1ef1 kh\u00e1c bi\u1ec7t nhau v\u1ec1 k\u00edch th\u01b0\u1edbc gi\u1eefa c\u00e1c ti\u1ec3u ph\u00e2n s\u1ebd l\u00e0m cho qu\u00e1 tr\u00ecnh tr\u1ed9n kh\u00f3 ph\u00e2n t\u00e1n \u0111\u1ec1u nhau. Do \u0111\u00f3, tr\u01b0\u1edbc khi tr\u1ed9n c\u00e1c th\u00e0nh ph\u1ea7n n\u00ean \u0111\u01b0\u1ee3c r\u00e2y \u0111\u1ec3 \u0111\u1ea1t \u0111\u1ed9 \u0111\u1ed3ng \u0111\u1ec1u v\u1ec1 k\u00edch th\u01b0\u1edbc (thu \u0111\u01b0\u1ee3c k\u00edch th\u01b0\u1edbc mong mu\u1ed1n).<\/li>\n<li>T\u1ef7 tr\u1ecdng c\u1ee7a c\u00e1c th\u00e0nh ph\u1ea7n: s\u1ef1 kh\u00e1c bi\u1ec7t v\u1ec1 t\u1ec9 tr\u1ecdng c\u1ee7a c\u00e1c th\u00e0nh ph\u1ea7n qu\u00e1 l\u1edbn, kh\u1ed1i b\u1ed9t kh\u00f3 \u0111\u1ec1u d\u1ec5 x\u1ea3y ra s\u1ef1 ph\u00e2n l\u1edbp. T\u1ef7 tr\u1ecdng \u0111\u1ed3ng \u0111\u1ec1u, kh\u1ed1i b\u1ed9t d\u1ec5 ph\u00e2n t\u00e1n v\u00e0 tr\u1ed9n \u0111\u1ec1u h\u01a1n. N\u1ebfu t\u1ec9 tr\u1ecdng c\u00e1c th\u00e0nh ph\u1ea7n kh\u00e1c bi\u1ec7t l\u1edbn c\u1ea7n c\u00f3 th\u1ee9 t\u1ef1 tr\u1ed9n th\u00edch h\u1ee3p, t\u1ec9 tr\u1ecdng th\u1ea5p n\u00ean \u0111\u01b0\u1ee3c tr\u1ed9n sau c\u00f9ng c\u00f2n ch\u1ea5t t\u1ec9 tr\u1ecdng cao l\u00ean \u0111\u01b0\u1ee3c tr\u1ed9n tr\u01b0\u1edbc.<\/li>\n<li>T\u1ec9 l\u1ec7 h\u00e0m l\u01b0\u1ee3ng c\u00e1c th\u00e0nh ph\u1ea7n: th\u00e0nh ph\u1ea7n c\u00f3 t\u1ec9 l\u1ec7 c\u00e0ng nh\u1ecf, c\u00e0ng kh\u00f3 tr\u1ed9n \u0111\u1ec1u, c\u1ea7n c\u00f3 c\u00e1ch tr\u1ed9n cho th\u00edch h\u1ee3p.<\/li>\n<\/ul>\n<p>Nh\u00e0o, \u1ee7:<\/p>\n<p>Ti\u1ebfn h\u00e0nh trong m\u00e1y nh\u00e0o tr\u1ed9n cao t\u1ed1c ho\u1eb7c thi\u1ebft b\u1ecb nh\u00e0o ngang. Kh\u1ed1i b\u1ed9t kh\u00f4 \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o thi\u1ebft b\u1ecb, sau \u0111\u00f3 \u0111\u01b0\u1ee3c phun t\u00e1 d\u01b0\u1ee3c d\u00ednh l\u1ecfng k\u1ebft h\u1ee3p qu\u00e1 tr\u00ecnh \u0111\u1ea3o tr\u1ed9n c\u1ee7a thi\u1ebft b\u1ecb \u0111\u1ec3 thu \u0111\u01b0\u1ee3c kh\u1ed1i \u1ea9m c\u00f3 \u0111\u1ed9 \u1ea9m th\u00edch h\u1ee3p v\u00e0 \u0111\u1ed3ng \u0111\u1ec1u. Sau \u0111\u00f3, kh\u1ed1i \u1ea9m n\u00e0y s\u1ebd \u0111\u01b0\u1ee3c \u1ee7 trong kho\u1ea3ng 30 ph\u00fat. M\u1ee5c \u0111\u00edch c\u1ee7a qu\u00e1 tr\u00ecnh \u1ee7 \u0111\u1ec3 l\u00e0m t\u00e1 d\u01b0\u1ee3c t\u1ea1o c\u1ea7u tr\u01b0\u01a1ng n\u1edf \u0111\u1ea1t \u0111\u1ed9 d\u1ebbo t\u1ed1t khi vo s\u1ebd t\u1ea1o c\u1ea7u cho pellet, ph\u00e2n t\u00e1n \u0111\u1ec1u kh\u1ed1i \u1ea9m v\u00e0o kh\u1ed1i b\u1ed9t, gi\u00fap c\u00e1c t\u00e1 d\u01b0\u1ee3c d\u00ednh ph\u00e2n b\u1ed1 \u0111\u1ec1u v\u00e0 t\u1ea1o li\u00ean k\u1ebft gi\u1eefa c\u00e1c ti\u1ec3u ph\u00e2n.<\/p>\n<p>C\u00e1c y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng:<\/p>\n<p>C\u00f4ng th\u1ee9c:<\/p>\n<ul>\n<li>L\u01b0\u1ee3ng t\u00e1 d\u01b0\u1ee3c d\u00ednh: l\u01b0\u1ee3ng t\u00e1 d\u01b0\u1ee3c d\u00ednh qu\u00e1 \u00edt, kh\u00f4ng \u0111\u1ee7 li\u00ean k\u1ebft c\u00e1c ti\u1ec3u ph\u00e2n kh\u00f4ng t\u1ea1o c\u00e1c pellet \u0111\u1eb7c ch\u1eafc. L\u01b0\u1ee3ng t\u00e1 d\u01b0\u1ee3c d\u00ednh qu\u00e1 \u00edt, kh\u00f4ng cung c\u1ea5p \u0111\u1ee7 \u1ea9m cho t\u00e1 d\u01b0\u1ee3c t\u1ea1o c\u1ea7u tr\u01b0\u01a1ng n\u1edf, t\u00e1 d\u01b0\u1ee3c t\u1ea1o c\u1ea7u kh\u00f4ng ph\u00e1t huy \u0111\u01b0\u1ee3c t\u00e1c d\u1ee5ng khi vo. Tuy nhi\u00ean, l\u01b0\u1ee3ng t\u00e1 d\u01b0\u1ee3c d\u00ednh qu\u00e1 nhi\u1ec1u, c\u00f3 th\u1ec3 l\u00e0m s\u1ee3i \u0111\u00f9n v\u00e0 pellet \u1ea9m d\u1ec5 d\u00ednh v\u00e0o thi\u1ebft b\u1ecb v\u00e0 d\u00ednh v\u00e0o nhau, pellet nhi\u1ec1u t\u00e1 d\u01b0\u1ee3c d\u00ednh c\u0169ng \u1ea3nh h\u01b0\u1edfng th\u1eddi gian r\u00e3 c\u1ee7a pellet.<\/li>\n<li>Lo\u1ea1i t\u00e1 d\u01b0\u1ee3c d\u00ednh s\u1eed d\u1ee5ng: li\u00ean quan \u0111\u1ebfn kh\u1ea3 n\u0103ng k\u1ebft d\u00ednh, c\u00e1c t\u00e1 d\u01b0\u1ee3c d\u00ednh c\u00e0ng m\u1ea1nh pellet t\u1ea1o ra c\u00e0ng \u0111\u1eb7c ch\u1eafc d\u1eabn \u0111\u1ebfn \u0111\u1ed9 r\u00e3 gi\u1ea3m v\u00e0 kh\u1ea3 n\u0103ng gi\u1ea3i ph\u00f3ng b\u1ecb \u1ea3nh h\u01b0\u1edfng. Ng\u01b0\u1ee3c l\u1ea1i, t\u00e1 d\u01b0\u1ee3c d\u00ednh k\u00e9m c\u00e1c pellet x\u1ed1p b\u1edf, \u0111\u1ed9 b\u1ec1n k\u00e9m, t\u1ea1o ra c\u00e1c h\u1ea1t v\u1ee5n khi \u0111\u00f9n vo. Do \u0111\u00f3, c\u1ea7n l\u1ef1a ch\u1ecdn lo\u1ea1i t\u00e1 d\u01b0\u1ee3c d\u00ednh ph\u00f9 h\u1ee3p.<\/li>\n<\/ul>\n<p>K\u1ef9 thu\u1eadt:<\/p>\n<ul>\n<li>T\u1ed1c \u0111\u1ed9 nh\u00e0o: t\u1ed1c \u0111\u1ed9 nh\u00e0o ch\u1eadm, kh\u00f4ng \u0111\u1ea3o tr\u1ed9n \u0111\u1ec1u t\u00e1 d\u01b0\u1ee3c d\u00ednh l\u1ecfng v\u00e0o kh\u1ed1i h\u1ea1t, \u0111\u1ed9 \u1ea9m h\u1ea1t kh\u00f4ng \u0111\u1ec1u d\u1eabn \u0111\u1ebfn \u0111\u1ed9 k\u1ebft d\u00ednh c\u1ee7a c\u00e1c ti\u1ec3u ph\u00e2n v\u00e0 \u0111\u1ed9 tr\u01b0\u01a1ng n\u1edf c\u1ee7a t\u00e1 d\u01b0\u1ee3c t\u1ea1o c\u1ea7u kh\u00f4ng \u0111\u1ec1u. K\u1ebft qu\u1ea3 s\u1ebd t\u1ea1o ra c\u00e1c pellet v\u1edbi k\u00edch th\u01b0\u1edbc h\u1ea1t kh\u00f4ng \u0111\u1ec1u, \u0111\u1ed9 c\u1ee9ng, \u0111\u1ed9 r\u00e3 kh\u00f4ng \u0111\u1ec1u. T\u1ed1c \u0111\u1ed9 nh\u00e0o qu\u00e1 nhanh, kh\u00f4ng ch\u1ec9 t\u1ed1n n\u0103ng l\u01b0\u1ee3ng, ma s\u00e1t t\u0103ng, t\u0103ng b\u1ed1c h\u01a1i kh\u1ed1i b\u1ed9t l\u00e0m b\u1ed9t kh\u00f4, m\u00e0 c\u0169ng c\u00f3 th\u1ec3 l\u00e0m kh\u1ed1i \u1ea9m b\u1ecb ph\u00e2n t\u00e1ch kh\u00f4ng \u0111\u1ec1u trong kh\u1ed1i b\u1ed9t. C\u00e1c th\u00f4ng s\u1ed1 ki\u1ec3m so\u00e1t: t\u1ed1c \u0111\u1ed9 c\u1ee7a tr\u1ee5c ngang (v\u1edbi thi\u1ebft b\u1ecb nh\u00e0o ngang); t\u1ed1c \u0111\u1ed9 c\u1ee7a dao c\u1eaft v\u00e0 c\u00e1nh \u0111\u1ea9y (v\u1edbi thi\u1ebft b\u1ecb nh\u00e0o tr\u1ed9n cao t\u1ed1c).<\/li>\n<li>Th\u1eddi gian nh\u00e0o: th\u1eddi gian ng\u1eafn, t\u00e1 d\u01b0\u1ee3c d\u00ednh kh\u00f4ng ph\u00e2n b\u1ed1 \u0111\u1ec1u kh\u1ed1i b\u1ed9t, c\u0169ng d\u1eabn \u0111\u1ebfn \u0111\u1ed9 k\u1ebft d\u00ednh c\u00e1c ti\u1ec3u ph\u00e2n v\u00e0 \u0111\u1ed9 tr\u01b0\u01a1ng n\u1edf t\u00e1 d\u01b0\u1ee3c t\u1ea1o c\u1ea7u kh\u00f4ng \u0111\u1ec1u. Th\u1eddi gian nh\u00e0o l\u00e2u, d\u1eabn \u0111\u1ebfn b\u1ed1c h\u01a1i dung m\u00f4i l\u00e0m kh\u1ed1i b\u1ed9t kh\u00f4 d\u1eabn \u0111\u1ebfn qu\u00e1 tr\u00ecnh \u0111\u00f9n t\u1ea1o nhi\u1ec1u b\u1ed9t v\u1ee5n v\u00e0 t\u0103ng ma s\u00e1t v\u1edbi thi\u1ebft b\u1ecb.<\/li>\n<li>T\u1ed1c \u0111\u1ed9 phun t\u00e1 d\u01b0\u1ee3c d\u00ednh: t\u1ed1c \u0111\u1ed9 phun t\u00e1 d\u01b0\u1ee3c d\u00ednh nhanh, qu\u00e1 tr\u00ecnh nh\u00e0o kh\u00f4ng k\u1ecbp d\u1eabn \u0111\u1ebfn kh\u1ed1i b\u1ed9t b\u1ecb v\u00f3n c\u1ee5c kh\u00f4ng \u0111\u1ec1u t\u00e1 d\u01b0\u1ee3c d\u00ednh. T\u1ed1c \u0111\u1ed9 phun ch\u1eadm th\u1eddi gian nh\u00e0o l\u00e2u, t\u1ed1n n\u0103ng l\u01b0\u1ee3ng.<\/li>\n<li>Th\u1eddi gian \u1ee7: th\u1eddi gian \u1ee7 ch\u1eadm kh\u00f4ng \u0111\u1ee7 \u0111\u1ec3 c\u00e2n b\u1eb1ng \u1ea9m cho kh\u1ed1i \u1ea9m, kh\u00f4ng \u0111\u1ee7 \u0111\u1ec3 t\u00e1 d\u01b0\u1ee3c d\u00ednh k\u1ebft d\u00ednh c\u00e1c ti\u1ec3u ph\u00e2n v\u00e0 c\u00e1c t\u00e1 d\u01b0\u1ee3c t\u1ea1o c\u1ea7u kh\u00f4ng k\u1ecbp tr\u01b0\u01a1ng n\u1edf, d\u1eabn \u0111\u1ebfn khi \u0111\u00f9n v\u00e0 khi vo pellet kh\u00f4ng \u0111\u1ea1t \u0111\u1ed9 c\u1ea7u (h\u00ecnh th\u1ee9c), t\u1ea1o nhi\u1ec1u b\u1ed9t m\u1ecbn (v\u00ec ch\u01b0a c\u00e2n b\u1eb1ng \u1ea9m, nh\u1eefng ch\u1ed7 \u1ea9m th\u1ea5p s\u1ebd t\u1ea1o nhi\u1ec1u b\u1ed9t m\u1ecbn), c\u00e1c vi c\u1ea7u x\u1ed1p \u0111\u1ed9 \u0111\u1eb7c th\u1ea5p (v\u00ec t\u00e1 d\u01b0\u1ee3c d\u00ednh ch\u01b0a \u0111\u1ee7 li\u00ean k\u1ebft).<\/li>\n<\/ul>\n<p>Qu\u00e1 tr\u00ecnh \u0111\u00f9n:<\/p>\n<figure id=\"attachment_869\" aria-describedby=\"caption-attachment-869\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-869\" src=\"https:\/\/nhathuocngocanh.com\/wp-content\/uploads\/2021\/01\/thiet_bi_dun_vo-1-1.jpg\" alt=\"Thi\u1ebft b\u1ecb \u0111\u00f9n, vo t\u1ea1o c\u1ea7u\" width=\"800\" height=\"600\" title=\"\"><figcaption id=\"caption-attachment-869\" class=\"wp-caption-text\">Thi\u1ebft b\u1ecb \u0111\u00f9n, vo t\u1ea1o c\u1ea7u<\/figcaption><\/figure>\n<p>Kh\u1ed1i \u1ea9m \u0111\u01b0\u1ee3c \u0111\u01b0a qua thi\u1ebft b\u1ecb \u0111\u00f9n \u0111\u1ec3 t\u1ea1o th\u00e0nh s\u1ee3i. C\u00f3 2 lo\u1ea1i thi\u1ebft b\u1ecb \u0111\u00f9n l\u00e0 tr\u1ee5c xo\u1eafn (kh\u1ed1i b\u1ed9t \u0111\u01b0\u1ee3c tr\u1ee5c xo\u1eafn \u0111\u1ea9y qua l\u01b0\u1edbi m\u1eaft r\u00e2y \u0111\u1ec3 t\u1ea1o s\u1ee3i c\u00f3 kh\u00ed (k\u00edch th\u01b0\u1edbc th\u00edch h\u1ee3p) v\u00e0 thi\u1ebft b\u1ecb con l\u0103n (c\u00f3 2 con l\u0103n m\u1ed9t con \u0111\u1ee5c l\u1ed7 c\u00f2n 1 con th\u00ec kh\u00f4ng, 2 con l\u0103n quay ng\u01b0\u1ee3c chi\u1ec1u nhau \u0111\u1ec3 \u00e9p kh\u1ed1i b\u1ed9t qua l\u1ed7). C\u00e1c s\u1ee3i t\u1ea1o th\u00e0nh t\u1eeb thi\u1ebft b\u1ecb tr\u1ee5c xo\u1eafn d\u00e0i h\u01a1n c\u00f2n t\u1eeb thi\u1ebft b\u1ecb con l\u0103n cho k\u00edch th\u01b0\u1edbc ng\u1eafn h\u01a1n.<\/p>\n<p>C\u00e1c th\u00f4ng s\u1ed1 c\u1ea7n ki\u1ec3m so\u00e1t:<\/p>\n<ul>\n<li>T\u1ed1c \u0111\u1ed9 \u0111\u00f9n: t\u1ed1c \u0111\u1ed9 \u0111\u00f9n qu\u00e1 nhanh, kh\u1ed1i \u1ea9m kh\u00f4ng k\u1ecbp l\u00e8n ch\u1eb7t s\u1ebd t\u1ea1o ra c\u00e1c s\u1ee3i kh\u00f4ng \u0111\u1eb7c nhi\u1ec1u l\u1ed7 x\u1ed1p, d\u1ec5 b\u1ecb \u0111\u1ee9t \u0111o\u1ea1n. T\u1ed1c \u0111\u1ed9 \u0111\u00f9n ch\u1eadm t\u1ed1n th\u1eddi gian v\u00e0 c\u0169ng l\u00e0m kh\u00f4 kh\u1ed1i \u1ea9m. Do \u0111\u00f3 c\u1ea7n ch\u1ecdn t\u1ed1c \u0111\u1ed9 \u0111\u00f9n h\u1ee3p l\u00fd \u0111\u1ec3 thu s\u1ee3i \u0111\u1eb7c ch\u1eafc, nh\u1eb5n m\u1ecbn.<\/li>\n<li>K\u00edch th\u01b0\u1edbc m\u1eaft r\u00e2y: \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn k\u00edch th\u01b0\u1edbc pellet sau khi vo.<\/li>\n<li>\u0110\u1ed9 \u1ea9m kh\u1ed1i \u1ea9m: qu\u00e1 cao, khi \u0111\u00f9n c\u00e1c s\u1ee3i d\u1ec5 d\u00ednh v\u00e0o nhau v\u00e0 d\u00ednh v\u00e0o thi\u1ebft b\u1ecb. \u0110\u1ed9 \u1ea9m qu\u00e1 th\u1ea5p, kh\u00f4ng \u0111\u1ee7 kh\u1ea3 n\u0103ng l\u00e0m tr\u01a1n (n\u01b0\u1edbc di chuy\u1ec3n ra ngo\u00e0i b\u1ec1 m\u1eb7t s\u1ee3i khi \u0111\u00f9n \u0111\u1ec3 gi\u1ea3m ma s\u00e1t) s\u1ebd t\u1ea1o ra c\u00e1c s\u1ee3i th\u00f4 r\u00e1p, s\u1ee3i k\u1ebft d\u00ednh k\u00e9m d\u1ec5 \u0111\u1ee9t \u0111o\u1ea1n. Khi kh\u1ed1i \u1ea9m th\u1ea5p nhi\u1ec7t \u0111\u1ed9 thi\u1ebft b\u1ecb s\u1ebd t\u0103ng nhanh.<\/li>\n<\/ul>\n<p>Qu\u00e1 tr\u00ecnh vo t\u1ea1o c\u1ea7u:<\/p>\n<p>C\u00e1c s\u1ee3i sau khi \u0111\u01b0\u1ee3c \u0111\u00f9n s\u1ebd \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o thi\u1ebft b\u1ecb vo. \u0110\u0129a vo v\u1edbi k\u00edch th\u01b0\u1edbc m\u1eaft l\u01b0\u1edbi th\u00edch h\u1ee3p s\u1ebd c\u1eaft nh\u1ecf c\u00e1c s\u1ee3i th\u00e0nh c\u00e1c \u0111o\u1ea1n nh\u1ecf v\u00e0 vo th\u00e0nh pellet v\u1edbi k\u00edch th\u01b0\u1edbc ph\u00f9 h\u1ee3p (c\u00e1c h\u1ea1t pellet chuy\u1ec3n \u0111\u1ed9ng quay tr\u00f2n quanh tr\u1ee5c c\u1ee7a n\u00f3 \u0111\u1ec3 vo th\u00e0nh h\u00ecnh c\u1ea7u). M\u1ed9t s\u1ed1 lo\u1ea1t thi\u1ebft b\u1ecb c\u00f3 th\u00eam dao c\u1eaft \u0111\u1ec3 t\u0103ng kh\u1ea3 n\u0103ng c\u1eaft s\u1ee3i, tuy nhi\u00ean n\u00f3 c\u00f3 th\u1ec3 t\u0103ng va ch\u1ea1m gi\u1eefa pellet v\u00e0 thi\u1ebft b\u1ecb l\u00e0m h\u00ecnh d\u1ea1ng pellet bi\u1ebfn \u0111\u1ed5i.<\/p>\n<p>C\u00e1c y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng:<\/p>\n<ul>\n<li>T\u1ed1c \u0111\u1ed9 vo: t\u1ed1c \u0111\u1ed9 ch\u1eadm c\u00e1c s\u1ee3i kh\u00f4ng \u0111\u01b0\u1ee3c c\u1eaft th\u00e0nh c\u00e1c \u0111o\u1ea1n nh\u1ecf \u0111\u1ec3 vo, kh\u00f4ng \u0111\u1ee7 l\u1ef1c \u0111\u1ec3 c\u00e1c pellet quay tr\u00f2n t\u1ea1o h\u00ecnh c\u1ea7u. Do \u0111\u00f3 s\u1ebd thu \u0111\u01b0\u1ee3c c\u00e1c pellet h\u00ecnh th\u1ee9c kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u nhau. T\u1ed1c \u0111\u1ed9 vo qu\u00e1 nhanh, kh\u1ed1i pellet s\u1ebd b\u1ecb l\u1ef1c ly t\u00e2m l\u00e0m v\u0103ng ra th\u00e0nh thi\u1ebft b\u1ecb, kh\u00f4ng \u0111\u01b0\u1ee3c c\u1eaft nh\u1ecf v\u00e0 vo tr\u00f2n, k\u1ebft qu\u1ea3 t\u01b0\u01a1ng t\u1ef1 t\u1ed1c \u0111\u1ed9 vo ch\u1eadm.<\/li>\n<li>Th\u1eddi gian vo: th\u1eddi gian ng\u1eafn, kh\u00f4ng \u0111\u1ee7 th\u1eddi gian \u0111\u1ec3 c\u00e1c pellet chuy\u1ec3n \u0111\u1ed9ng quay tr\u00f2n \u0111\u1ec3 vo t\u1ea1o c\u1ea7u, pellet thu \u0111\u01b0\u1ee3c h\u00ecnh th\u1ee9c kh\u00f4ng \u0111\u1ea1t. Nh\u01b0ng th\u1eddi gian d\u00e0i qu\u00e1 s\u1ebd t\u0103ng va ch\u1ea1m gi\u1eefa c\u00e1c h\u1ea1t pellet v\u1edbi nhau, k\u1ebft d\u00ednh c\u00e1c pellet.<\/li>\n<li>K\u00edch th\u01b0\u1edbc m\u1eaft l\u01b0\u1edbi \u0111\u0129a vo: \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn k\u00edch th\u01b0\u1edbc pellet.<\/li>\n<\/ul>\n<p>Qu\u00e1 tr\u00ecnh s\u1ea5y:<\/p>\n<p>C\u00e1c h\u1ea1t pellet t\u1ea1o th\u00e0nh \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o thi\u1ebft b\u1ecb s\u1ea5y \u0111\u1ec3 l\u00e0m kh\u00f4 \u0111\u1ebfn \u0111\u1ed9 \u1ea9m th\u00edch h\u1ee3p. Th\u00f4ng th\u01b0\u1eddng t\u1eeb 2 \u0111\u1ebfn 5%. C\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n s\u1ea5y tr\u00ean thi\u1ebft b\u1ecb t\u1ea7ng s\u00f4i ho\u1eb7c t\u1ee7 s\u1ea5y t\u0129nh.<\/p>\n<figure id=\"attachment_866\" aria-describedby=\"caption-attachment-866\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-866\" src=\"https:\/\/nhathuocngocanh.com\/wp-content\/uploads\/2021\/01\/tu_say_tinh-1.jpg\" alt=\"t\u1ee7 s\u1ea5y t\u0129nh\" width=\"800\" height=\"600\" title=\"\"><figcaption id=\"caption-attachment-866\" class=\"wp-caption-text\">H\u00ecnh \u1ea3nh: t\u1ee7 s\u1ea5y t\u0129nh<\/figcaption><\/figure>\n<p>C\u00e1c th\u00f4ng s\u1ed1 \u1ea3nh h\u01b0\u1edfng:<\/p>\n<ul>\n<li>Nhi\u1ec7t \u0111\u1ed9 s\u1ea5y: nhi\u1ec7t \u0111\u1ed9 s\u1ea5y qu\u00e1 cao, b\u1ecb qu\u00e1 nhi\u1ec7t b\u1ec1 m\u1eb7t \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh d\u01b0\u1ee3c ch\u1ea5t, nh\u01b0ng h\u00e0m \u1ea9m \u1edf trong vi\u00ean v\u1eabn c\u00f2n cao. Nhi\u1ec7t \u0111\u1ed9 s\u1ea5y th\u1ea5p l\u00e0m th\u1eddi gian s\u1ea5y l\u00e2u v\u00e0 h\u00e0m \u1ea9m kh\u00f3 \u0111\u1ea1t \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u.<\/li>\n<li>Thi\u1ebft b\u1ecb: ph\u1ee5 thu\u1ed9c thi\u1ebft b\u1ecb t\u1ea7ng s\u00f4i, hay t\u1ee7 s\u1ea5y. Thi\u1ebft b\u1ecb t\u1ea7ng s\u00f4i, vi\u00ean \u0111\u01b0\u1ee3c s\u1ea5y \u0111\u1ec1u h\u01a1n, kh\u00f4 h\u01a1n, kh\u00f4ng b\u1ecb v\u00f3n d\u00ednh. Trong khi t\u1ee7 s\u1ea5y t\u0129nh, h\u00e0m \u1ea9m kh\u00f4ng \u0111\u1ec1u, c\u00e1c pellet d\u1ec5 b\u1ecb ch\u1eadp d\u00ednh v\u00e0o nhau, c\u00f3 th\u1ec3 x\u1ea3y ra hi\u1ec7n t\u01b0\u1ee3ng qu\u00e1 nhi\u1ec7t v\u1edbi nh\u1eefng pellet \u1edf tr\u00ean b\u1ec1 m\u1eb7t khay.<\/li>\n<li>Th\u1eddi gian s\u1ea5y: \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn h\u00e0m \u1ea9m pellet. Ng\u1eafn ch\u01b0a k\u1ecbp s\u1ea5y kh\u00f4, l\u00e2u \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh d\u01b0\u1ee3c ch\u1ea5t.<\/li>\n<li>Kh\u00f4ng kh\u00ed trong thi\u1ebft b\u1ecb s\u1ea5y: c\u1ea7n kh\u00f4 (c\u00f3 RH th\u1ea5p) \u0111\u1ec3 t\u1ea1o c\u00e2n b\u1eb1ng \u1ea9m v\u1edbi pellet. N\u1ebfu RH cao, \u0111\u1ed9 \u1ea9m c\u1ee7a kh\u1ed1i pellet s\u1ebd cao, kh\u00f4ng \u0111\u1ea1t.<\/li>\n<\/ul>\n<h3>Ph\u01b0\u01a1ng ph\u00e1p b\u1ed3i d\u1ea7n<\/h3>\n<p>\u0110\u1ec1u c\u00f3 th\u00e0nh ph\u1ea7n ban \u0111\u1ea7u l\u00e0 nh\u00e2n. Nh\u00e2n c\u00f3 th\u1ec3 l\u00e0 tinh th\u1ec3 d\u01b0\u1ee3c ch\u1ea5t ho\u1eb7c t\u00e1 d\u01b0\u1ee3c hay c\u0169ng c\u00f3 c\u00f3 th\u1ec3 l\u00e0 pellet tr\u01a1. Cho nh\u00e2n n\u00e0y v\u00e0o thi\u1ebft b\u1ecb ti\u1ebfn h\u00e0nh b\u1ed3i d\u1ea7n t\u1eebng l\u1edbp \u0111\u1ebfn khi \u0111\u1ea1t k\u00edch th\u01b0\u1edbc vi\u00ean.<\/p>\n<h4>Ph\u01b0\u01a1ng ph\u00e1p phun t\u00e1 d\u01b0\u1ee3c d\u00ednh v\u00e0 r\u1eafc b\u1ed9t<\/h4>\n<ul>\n<li>Ti\u1ebfn th\u00e0nh li\u00ean ti\u1ebfp 2 qu\u00e1 tr\u00ecnh xen k\u1ebd nhau, phun t\u00e1 d\u01b0\u1ee3c d\u00ednh \u0111\u1ea3o \u0111\u1ec3 ph\u00e2n t\u00e1n \u0111\u1ec1u tr\u00ean b\u1ec1 m\u1eb7t vi\u00ean nh\u00e2n sau \u0111\u00f3 r\u1eafc b\u1ed9t \u0111\u1ea3o \u0111\u1ec1u. L\u1eb7p l\u1ea1i \u0111\u1ebfn khi \u0111\u1ea1t k\u00edch th\u01b0\u1edbc mong mu\u1ed1n.<\/li>\n<li>C\u01a1 ch\u1ebf li\u00ean k\u1ebft: ch\u1ee7 y\u1ebfu nh\u1edd c\u00e1c c\u1ea7u n\u1ed1i r\u1eafn do t\u00e1 d\u01b0\u1ee3c d\u00ednh k\u1ebft tinh.<\/li>\n<\/ul>\n<h4>Ph\u01b0\u01a1ng ph\u00e1p b\u1ed3i d\u1ea7n t\u1eeb h\u1ed7n d\u1ecbch v\u00e0 dung d\u1ecbch<\/h4>\n<ul>\n<li>Ti\u1ebfn h\u00e0nh phun dung d\u1ecbch ho\u1eb7c h\u1ed7n d\u1ecbch l\u00ean pellet nh\u00e2n li\u00ean t\u1ee5c, ti\u1ebfn h\u00e0nh \u0111\u1ea3o s\u1ea5y \u0111\u1ed3ng th\u1eddi \u0111\u1ebfn khi k\u00edch th\u01b0\u1edbc \u0111\u1ea1t y\u00eau c\u1ea7u.<\/li>\n<li>C\u01a1 ch\u1ebf li\u00ean k\u1ebft: ch\u1ee7 y\u1ebfu nh\u1edd c\u00e1c c\u1ea7u n\u1ed1i r\u1eafn.<\/li>\n<li>V\u1edbi phun dung d\u1ecbch: c\u1ea7u n\u1ed1i r\u1eafn l\u00e0 do t\u00e1 d\u01b0\u1ee3c d\u00ednh v\u00e0 ti\u1ec3u ph\u00e2n ch\u1ea5t tan k\u1ebft tinh khi dung m\u00f4i bay h\u01a1i t\u1ea1o c\u1ea7u n\u1ed1i g\u1eafn k\u1ebft gi\u1eefa nh\u00e2n, c\u00e1c ti\u1ec3u ph\u00e2n v\u00e0 gi\u1eefa c\u00e1c ti\u1ec3u ph\u00e2n v\u1edbi nhau.<\/li>\n<li>V\u1edbi phun h\u1ed7n d\u1ecbch: c\u1ea7u n\u1ed1i r\u1eafn ch\u1ee7 y\u1ebfu l\u00e0 do t\u00e1 d\u01b0\u1ee3c d\u00ednh k\u1ebft tinh. Do \u0111\u00f3, l\u01b0\u1ee3ng t\u00e1 d\u01b0\u1ee3c d\u00ednh s\u1eed d\u1ee5ng ph\u1ea3i nhi\u1ec1u h\u01a1n so v\u1edbi b\u1ed3i b\u1eb1ng dung d\u1ecbch.<\/li>\n<\/ul>\n<p>\u01afu \u0111i\u1ec3m c\u1ee7a ph\u01b0\u01a1ng ph\u00e1p n\u00e0y l\u00e0 \u0111\u1ed3ng \u0111\u1ec1u v\u1ec1 k\u00edch th\u01b0\u1edbc t\u1ed1t h\u01a1n d\u00f9ng b\u1ed9t r\u1eafc. Tuy nhi\u00ean n\u00f3 l\u1ea1i t\u1ed1n nhi\u1ec1u th\u1eddi gian h\u01a1n.<\/p>\n<h4>Thi\u1ebft b\u1ecb s\u1eed d\u1ee5ng trong ph\u01b0\u01a1ng ph\u00e1p b\u1ed3i d\u1ea7n<\/h4>\n<p>N\u1ed3i bao c\u1ed5 \u0111i\u1ec3n:<\/p>\n<figure id=\"attachment_861\" aria-describedby=\"caption-attachment-861\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-861\" src=\"https:\/\/nhathuocngocanh.com\/wp-content\/uploads\/2021\/01\/noi_bao_co_dien-1-1.jpg\" alt=\"n\u1ed3i bao c\u1ed5 \u0111i\u1ec3n\" width=\"800\" height=\"600\" title=\"\"><figcaption id=\"caption-attachment-861\" class=\"wp-caption-text\">H\u00ecnh \u1ea3nh: n\u1ed3i bao c\u1ed5 \u0111i\u1ec3n<\/figcaption><\/figure>\n<ul>\n<li>G\u1ed3m 4 b\u1ed9 ph\u1eadn: n\u1ed3i bao (ch\u1ee9a h\u1ea1t v\u00e0 \u0111\u1ea3o h\u1ea1t), \u1ed1ng c\u1ea5p kh\u00ed n\u00f3ng (\u0111\u1ec3 s\u1ea5y vi\u00ean), b\u1ed9 ph\u1eadn d\u1eabn kh\u00ed th\u1ea3i, b\u1ed9 ph\u1eadn phun d\u1ecbch. N\u1ed3i bao c\u1ed5 \u0111i\u1ec3n c\u00f3 th\u1ec3 ti\u1ebfn h\u00e0nh bao r\u1eafc, nh\u01b0ng l\u00e0 b\u00e1n t\u1ef1 \u0111\u1ed9ng.<\/li>\n<li>Nh\u01b0\u1ee3c \u0111i\u1ec3m: chuy\u1ec3n \u0111\u1ed9ng, \u0111\u1ea3o tr\u1ed9n kh\u1ed1i h\u1ea1t k\u00e9m, kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u. T\u1ed1c \u0111\u1ed9 bay h\u01a1i dung m\u00f4i th\u1ea5p, qu\u00e1 tr\u00ecnh s\u1ea5y ch\u1eadm do kh\u00ed n\u00f3ng ch\u1ec9 th\u1ed5i tr\u00ean b\u1ec1 m\u1eb7t c\u1ee7a kh\u1ed1i pellet.<\/li>\n<\/ul>\n<p>N\u1ed3i bao c\u1ea3i ti\u1ebfn:<\/p>\n<p>C\u00f3 c\u1ea5u t\u1ea1o g\u1ed3m b\u1ed1n b\u1ed9 ph\u1eadn nh\u01b0 n\u1ed3i bao c\u1ed5 \u0111i\u1ec3n. Tuy nhi\u00ean, thi\u1ebft b\u1ecb n\u00e0y c\u00f3 n\u1ed3i bao g\u1ed3m 2 l\u1edbp, l\u1edbp b\u00ean trong \u0111\u1ee5c l\u1ed7 (k\u00edch th\u01b0\u1edbc l\u1ed7 nh\u1ecf h\u01a1n pellet ng\u0103n kh\u00f4ng cho pellet ra ngo\u00e0i). D\u00f2ng kh\u00ed n\u00f3ng s\u1ebd th\u1ed5i qua nh\u1eefng l\u1ed7 n\u00e0y xuy\u00ean kh\u1ed1i pellet l\u00e0m b\u1ed1c h\u01a1i dung m\u00f4i v\u00e0 tho\u00e1t qua c\u00e1c l\u1ed7 n\u00e0y \u0111\u1ec3 ra ngo\u00e0i. Do \u0111\u00f3, \u01b0u \u0111i\u1ec3m c\u1ee7a thi\u1ebft b\u1ecb l\u00e0 s\u1ea5y nhanh h\u01a1n. Ngo\u00e0i ra, n\u1ed3i bao \u0111\u1ee5c l\u1ed7 c\u00f2n c\u00f3 c\u00e1c c\u00e1nh \u0111\u1ea3o \u0111\u1ec3 gi\u00fap kh\u1ed1i pellet \u0111\u1ec1u h\u01a1n, ph\u00e2n b\u1ed1 \u0111\u1ec1u d\u1ecbch h\u01a1n, s\u1ea5y t\u1ed1t h\u01a1n.<\/p>\n<p>Thi\u1ebft b\u1ecb s\u1ea5y t\u1ea7ng s\u00f4i:<\/p>\n<p>G\u1ed3m 3 ki\u1ec3u s\u1ea5y t\u1ea7ng s\u00f4i: top spray (s\u00fang phun \u1edf tr\u00ean), bottom spray (s\u00fang phun \u1edf d\u01b0\u1edbi), rotary tangential spray (v\u00f2i phun ki\u1ec3u quay tr\u00f2n). Thi\u1ebft b\u1ecb n\u00e0y kh\u00e1c c\u00e1c thi\u1ebft b\u1ecb tr\u00ean do ch\u00fang l\u00e0m chuy\u1ec3n \u0111\u1ed9ng pellet b\u1eb1ng d\u00f2ng kh\u00ed n\u00f3ng.<\/p>\n<p>Thi\u1ebft b\u1ecb ly t\u00e2m:<\/p>\n<p>Thi\u1ebft b\u1ecb n\u00e0y c\u00f3 s\u1eed d\u1ee5ng th\u00eam \u0111\u0129a quay tr\u00f2n c\u00f3 th\u1ec3 thay \u0111\u1ed5i \u0111\u1ed9 cao, d\u00f2ng kh\u00ed n\u00f3ng \u0111\u1ec3 l\u00e0m th\u1ed5i t\u1eeb d\u01b0\u1edbi l\u00ean do \u0111\u00f3 h\u1ea1t trong thi\u1ebft b\u1ecb ly t\u00e2m s\u1ebd chuy\u1ec3n \u0111\u1ed9ng nh\u1edd \u0111\u1ed3ng th\u1eddi 3 l\u1ef1c l\u1ef1c ly t\u00e2m do \u0111\u0129a quay tr\u00f2n, l\u1ef1c h\u00fat tr\u1ecdng tr\u01b0\u1eddng v\u00e0 l\u1ef1c \u0111\u1ea9y c\u1ee7a kh\u00ed n\u00e9n. Thi\u1ebft b\u1ecb n\u00e0y c\u00f3 th\u00eam b\u1ed9 ph\u1eadn c\u1ea5p b\u1ed9t, do \u0111\u00f3 c\u00f3 th\u1ec3 ti\u1ebfn h\u00e0nh bao r\u1eafc (t\u1ef1 \u0111\u1ed9ng, kh\u00f4ng b\u00e1n t\u1ef1 \u0111\u1ed9ng nh\u01b0 n\u1ed3i bao c\u1ed5 \u0111i\u1ec3n).<\/p>\n<h4>C\u00e1c y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng<\/h4>\n<p>C\u00f4ng th\u1ee9c:<\/p>\n<ul>\n<li>N\u1ed3ng \u0111\u1ed9 d\u1ecbch bao: qu\u00e1 \u0111\u1eb7c c\u00f3 th\u1ec3 l\u00e0m t\u1eafc s\u00fang phun, khi phun d\u1ecbch bao kh\u00f4ng lan r\u1ed9ng tr\u00ean b\u1ec1 m\u1eb7t nh\u00e2n l\u00e0m b\u1ec1 m\u1eb7t pellet x\u00f9 x\u00ec kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u. D\u1ecbch ph\u00e2n b\u1ed1 kh\u00f4ng \u0111\u1ec1u tr\u00ean nh\u00e2n c\u00f2n c\u00f3 th\u1ec3 l\u00e0m d\u00ednh nh\u00e2n t\u1ea1i c\u00e1c v\u1ecb tr\u00ed \u0111\u00f3. D\u1ecbch lo\u00e3ng qu\u00e1, h\u00e0m \u1ea9m nhi\u1ec1u, nh\u00e2n kh\u00f4ng k\u1ecbp s\u1ea5y d\u1eabn \u0111\u1ebfn d\u00ednh c\u00e1c pellet v\u00e0o nhau.<\/li>\n<li>\u0110\u1ed9 nh\u1edbt d\u1ecbch bao: qu\u00e1 nh\u1edbt c\u0169ng l\u00e0m t\u1eafc s\u00fang phun v\u00e0 d\u1ecbch phun kh\u00f3 lan r\u1ed9ng.<\/li>\n<li>N\u1ed3ng \u0111\u1ed9 v\u00e0 k\u00edch th\u01b0\u1edbc c\u00e1c ti\u1ec3u ph\u00e2n ch\u1ea5t r\u1eafn v\u1edbi phun h\u1ed7n d\u1ecbch: k\u00edch th\u01b0\u1edbc l\u1edbn v\u00e0 n\u1ed3ng \u0111\u1ed9 cao d\u1ec5 l\u00e0m t\u1eafc s\u00fang phun.<\/li>\n<\/ul>\n<p>Thi\u1ebft b\u1ecb:<\/p>\n<p>Thi\u1ebft b\u1ecb t\u1ea7ng s\u00f4i cho pellet c\u1ea7u \u0111\u1ec1u h\u01a1n so v\u1edbi 3 thi\u1ebft b\u1ecb c\u00f2n l\u1ea1i. N\u1ed3i bao quy \u01b0\u1edbc c\u00f3 th\u1eddi gian s\u1ea5y d\u00e0i h\u01a1n, kh\u1ea3 n\u0103ng c\u1ea7u \u0111\u1ec1u k\u00e9m h\u01a1n.<\/p>\n<figure id=\"attachment_868\" aria-describedby=\"caption-attachment-868\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-868\" src=\"https:\/\/nhathuocngocanh.com\/wp-content\/uploads\/2021\/01\/thiet_bi_tang_soi-1-1.jpg\" alt=\"Thi\u1ebft b\u1ecb t\u1ea7ng s\u00f4i\" width=\"800\" height=\"600\" title=\"\"><figcaption id=\"caption-attachment-868\" class=\"wp-caption-text\">H\u00ecnh \u1ea3nh: Thi\u1ebft b\u1ecb t\u1ea7ng s\u00f4i<\/figcaption><\/figure>\n<p>C\u00e1c th\u00f4ng s\u1ed1 quy tr\u00ecnh:<\/p>\n<p>B\u1ed3i:<\/p>\n<ul>\n<li>T\u1ed1c \u0111\u1ed9 phun d\u1ecbch: t\u1ed1c \u0111\u1ed9 qu\u00e1 nhanh, kh\u00f4ng s\u1ea5y k\u1ecbp nh\u00e2n d\u1eabn \u0111\u1ebfn d\u00ednh nh\u00e2n. T\u1ed1c \u0111\u1ed9 phun ch\u1eadm, d\u1ecbch kh\u00f4ng \u0111\u1ebfn \u0111\u01b0\u1ee3c pellet \u0111\u1ec3 lan r\u1ed9ng tr\u00ean b\u1ec1 m\u1eb7t pellet d\u1eabn \u0111\u1ebfn b\u1ec1 m\u1eb7t x\u00f9 x\u00ec th\u00f4 r\u00e1p.<\/li>\n<li>K\u00edch th\u01b0\u1edbc gi\u1ecdt phun (li\u00ean quan \u0111\u1ebfn \u00e1p l\u1ef1c d\u00f2ng kh\u00ed n\u00e9n v\u00e0 k\u00edch th\u01b0\u1edbc \u0111\u1ea7u s\u00fang phun): gi\u1ecdt l\u1edbn, kh\u00f4ng k\u1ecbp \u0111\u1ea3o \u0111\u1ec3 ph\u00e2n b\u1ed1 \u0111\u1ec1u c\u00e1c nh\u00e2n l\u00e0m d\u00ednh nh\u00e2n. Gi\u1ecdt nh\u1ecf, di\u1ec7n t\u00edch ti\u1ebfp x\u00fac v\u1edbi kh\u00ed n\u00f3ng l\u1edbn s\u1ea5y ngay tr\u00ean \u0111\u01b0\u1eddng di chuy\u1ec3n \u0111\u1ebfn kh\u1ed1i nh\u00e2n v\u00e0 kh\u00f4ng va ch\u1ea1m \u0111\u01b0\u1ee3c v\u00e0o nh\u00e2n, hi\u1ec7u su\u1ea5t b\u1ed3i gi\u1ea3m.<\/li>\n<li>Kho\u1ea3ng c\u00e1ch s\u00fang phun \u0111\u1ebfn kh\u1ed1i pellet: qu\u00e1 g\u1ea7n, kh\u1ed1i nh\u00e2n qu\u00e1 \u01b0\u1edbt l\u00e0m d\u00ednh kh\u1ed1i vi\u00ean. Qu\u00e1 xa, gi\u1ecdt phun b\u1ecb s\u1ea5y nhi\u1ec1u tr\u00ean qu\u00e3ng \u0111\u01b0\u1eddng di chuy\u1ec3n, kh\u00f4ng th\u1ec3 lan r\u1ed9ng tr\u00ean kh\u1ed1i vi\u00ean ho\u1eb7c kh\u00f4ng va ch\u1ea1m v\u00e0o vi\u00ean. Hi\u1ec7u su\u1ea5t b\u1ed3i gi\u1ea3m, h\u00ecnh th\u1ee9c pellet x\u1ea5u.<\/li>\n<li>G\u00f3c phun: qu\u00e1 h\u1eb9p, d\u1ecbch t\u1eadp trung nhi\u1ec1u v\u00e0o 1 v\u1ecb tr\u00ed kh\u1ed1i nh\u00e2n l\u00e0m d\u00ednh c\u1ee5c b\u1ed9. Qu\u00e1 r\u1ed9ng, phun ra ngo\u00e0i th\u00e0nh, hi\u1ec7u su\u1ea5t b\u1ed3i th\u1ea5p.<\/li>\n<\/ul>\n<p>Qu\u00e1 tr\u00ecnh s\u1ea5y:<\/p>\n<ul>\n<li>Nhi\u1ec7t \u0111\u1ed9 kh\u00ed n\u00f3ng qu\u00e1 cao: l\u00e0m s\u1ea5y nhanh gi\u1ecdt phun, gi\u1ecdt phun qu\u00e1 kh\u00f4 kh\u00f4ng c\u00f3 kh\u1ea3 n\u0103ng lan r\u1ed9ng tr\u00ean kh\u1ed1i nh\u00e2n. N\u00f3ng qu\u00e1, c\u0169ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh c\u1ee7a d\u01b0\u1ee3c ch\u1ea5t. Nhi\u1ec7t \u0111\u1ed9 th\u1ea5p s\u1ebd d\u1eabn \u0111\u1ebfn d\u00ednh vi\u00ean.<\/li>\n<li>Th\u1eddi gian s\u1ea5y: qu\u00e1 l\u00e2u, \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh ho\u1ea1t ch\u1ea5t ho\u1eb7c c\u00e1c th\u00e0nh ph\u1ea7n kh\u00f4ng b\u1ec1n v\u1edbi nhi\u1ec7t. Ngo\u00e0i ra, s\u1ea5y l\u00e2u l\u00e0m b\u1ec1 m\u1eb7t pellet b\u1ecb kh\u00f4, th\u00f4 r\u00e1p, x\u00f9 x\u00ec. Ng\u01b0\u1ee3c l\u1ea1i, th\u1eddi gian s\u1ea5y kh\u00f4ng \u0111\u1ee7, h\u00e0m \u1ea9m pellet c\u00f2n cao s\u1ebd \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh.<\/li>\n<\/ul>\n<p>Qu\u00e1 tr\u00ecnh \u0111\u1ea3o tr\u1ed9n:<\/p>\n<p>T\u1ed1c \u0111\u1ed9 \u0111\u1ea3o tr\u1ed9n m\u1ea1nh (v\u1edbi thi\u1ebft b\u1ecb t\u1ea7ng s\u00f4i l\u00e0 t\u1ed1c \u0111\u1ed9 th\u1ed5i kh\u00ed m\u1ea1nh): c\u00e1c pellet va \u0111\u1ea1p m\u1ea1nh h\u01a1n d\u1eabn \u0111\u1ebfn v\u1ee1 vi\u00ean l\u00e0m h\u00ecnh th\u1ee9c kh\u00f4ng \u0111\u1ea1t. T\u1ed1c \u0111\u1ed9 \u0111\u1ea3o ch\u1eadm kh\u00f4ng ph\u00e2n b\u1ed1 \u0111\u1ec1u d\u1ecbch l\u00e0m b\u1ec1 m\u1eb7t pellet kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u v\u00e0 c\u00f3 th\u1ec3 d\u00ednh c\u1ee5c b\u1ed9.<\/p>\n<h2>\u0110\u00e1nh gi\u00e1 ch\u1ea5t l\u01b0\u1ee3ng pellet<\/h2>\n<h3>Ph\u00e2n b\u1ed1 k\u00edch th\u01b0\u1edbc ti\u1ec3u ph\u00e2n<\/h3>\n<p>Ti\u1ebfn h\u00e0nh:<\/p>\n<ul>\n<li>R\u00e2y: r\u00e2y kh\u1ed1i pellet qua c\u00e1c c\u1ee1 r\u00e2y kh\u00e1c nhau t\u1eeb 0.25- 0.5- 1-1.5. Khi ti\u1ebfn h\u00e0nh ph\u01b0\u01a1ng ph\u00e1p r\u00e2y c\u1ea7n ch\u00fa \u00fd th\u1eddi gian v\u00e0 c\u01b0\u1eddng \u0111\u1ed9 l\u1eafc r\u00e2y. C\u01b0\u1eddng \u0111\u1ed9 m\u1ea1nh c\u00f3 th\u1ec3 l\u00e0m v\u1ee1 pellet ho\u1eb7c m\u00e0i m\u00f2n l\u00e0m pellet \u0111i qua r\u00e2y v\u00e0 sinh nhi\u1ec1u b\u1ee5i c\u0169ng nh\u01b0 h\u00ecnh d\u1ea1ng kh\u00f4ng c\u1ea7u \u0111\u1ec1u. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y c\u00f3 \u01b0u \u0111i\u1ec3m l\u00e0 d\u1ec5 ti\u1ebfn h\u00e0nh, r\u1ebb. Tuy nhi\u00ean n\u00f3 kh\u00f4ng bi\u1ec7t \u0111\u01b0\u1ee3c h\u00ecnh d\u1ea1ng ti\u1ec3u ph\u00e2n.<\/li>\n<li>S\u1eed d\u1ee5ng k\u00ednh hi\u1ec3n vi quang h\u1ecdc, \u0111i\u1ec7n t\u1eed qu\u00e9t: ph\u01b0\u01a1ng ph\u00e1p n\u00e0y ph\u00e2n bi\u1ec7t \u0111\u01b0\u1ee3c h\u00ecnh d\u1ea1ng v\u00e0 k\u00edch th\u01b0\u1edbc c\u1ee7a pellet. Tuy nhi\u00ean \u0111\u1eaft ti\u1ec1n v\u00e0 ph\u1ee9c t\u1ea1p h\u01a1n.<\/li>\n<li>Ph\u00e2n t\u00edch h\u00ecnh \u1ea3nh: ngo\u00e0i kh\u1ea3 n\u0103ng x\u00e1c \u0111\u1ecbnh h\u00ecnh d\u1ea1ng k\u00edch th\u01b0\u1edbc, ch\u00fang cong kh\u1ea3 n\u0103ng x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c t\u00ednh ch\u1ea5t b\u1ec1 m\u1eb7t c\u1ee7a pellet (s\u1ea7n s\u00f9i l\u1ed7 x\u1ed1p hay \u0111\u1eb7c ch\u1eafc).\n<figure id=\"attachment_865\" aria-describedby=\"caption-attachment-865\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-865\" src=\"https:\/\/nhathuocngocanh.com\/wp-content\/uploads\/2021\/01\/ray.jpg\" alt=\"R\u00e2y \u0111\u1ec3 r\u00e2y Pellet\" width=\"800\" height=\"600\" title=\"\"><figcaption id=\"caption-attachment-865\" class=\"wp-caption-text\">H\u00ecnh \u1ea3nh: R\u00e2y \u0111\u1ec3 r\u00e2y Pellet<\/figcaption><\/figure><\/li>\n<\/ul>\n<p>Y\u00eau c\u1ea7u:<\/p>\n<p>C\u1ea7n \u0111\u1ed3ng \u0111\u1ec1u k\u00edch th\u01b0\u1edbc (th\u00f4ng th\u01b0\u1eddng t\u1eeb 1 \u0111\u1ebfn 1.5 mm) \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111\u1ed3ng \u0111\u1ec1u kh\u1ed1i l\u01b0\u1ee3ng v\u00e0 h\u00e0m l\u01b0\u1ee3ng cho s\u1ea3n ph\u1ea9m cu\u1ed1i khi ph\u00e2n li\u1ec1u.<\/p>\n<p>\u0110\u1ed3ng \u0111\u1ec1u k\u00edch th\u01b0\u1edbc d\u1eabn \u0111\u1ebfn di\u1ec7n t\u00edch b\u1ec1 m\u1eb7t c\u00e1c ti\u1ec3u ph\u00e2n \u0111\u1ed3ng \u0111\u1ec1u h\u01a1n, thu\u1eadn ti\u1ec7n cho qu\u00e1 tr\u00ecnh bao m\u00e0ng sau n\u00e0y.<\/p>\n<h3>Di\u1ec7n t\u00edch b\u1ec1 m\u1eb7t pellet<\/h3>\n<p>X\u00e1c \u0111\u1ecbnh d\u1ef1a tr\u00ean c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m v\u1ec1 k\u00edch th\u01b0\u1edbc h\u00ecnh d\u1ea1ng, \u0111\u1ed9 x\u1ed1p v\u00e0 t\u00ednh ch\u1ea5t b\u1ec1 m\u1eb7t c\u1ee7a pellet.<\/p>\n<h3>\u0110\u1ed9 x\u1ed1p<\/h3>\n<ul>\n<li>\u1ea2nh h\u01b0\u1edfng \u0111\u1ebfn kh\u1ea3 n\u0103ng th\u1ea5m d\u1ecbch v\u00e0o trong pellet, c\u0169ng nh\u01b0 kh\u1ea3 n\u0103ng b\u00e1m d\u00ednh nguy\u00ean li\u1ec7u l\u00ean b\u1ec1 m\u1eb7t khi bao m\u00e0ng.<\/li>\n<li>Ph\u01b0\u01a1ng ph\u00e1p: d\u00f9ng k\u00ednh hi\u1ec3n vi \u0111i\u1ec7n t\u1eed qu\u00e9t (sem) ho\u1eb7c x\u1ed1p k\u1ebf th\u1ee7y ng\u00e2n.<\/li>\n<\/ul>\n<h3>T\u1ef7 tr\u1ecdng<\/h3>\n<p>S\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p tapper (t\u1ef7 tr\u1ecdng bi\u1ec3u ki\u1ebfn) ho\u1eb7c pycnomet (t\u1ef7 tr\u1ecdng th\u1ef1c).<\/p>\n<h3>\u0110\u1ed9 c\u1ee9ng<\/h3>\n<p>S\u1eed d\u1ef1ng thi\u1ebft b\u1ecb x\u00e1c \u0111\u1ecbnh \u0111\u1ed9 m\u00e0i m\u00f2n nh\u01b0 \u0111\u1ed1i vi\u00ean n\u00e9n.<\/p>\n<p>Ngo\u00e0i ra, c\u00f2n m\u1ed9t s\u1ed1 ch\u1ec9 ti\u00eau kh\u00e1c nh\u01b0:<\/p>\n<ul>\n<li>T\u1ea1p<\/li>\n<li>Gi\u1edbi h\u1ea1n nhi\u1ec5m vi sinh v\u1eadt<\/li>\n<li>Th\u1eed \u0111\u1ed9 h\u00f2a tan<\/li>\n<li>\u0110\u1ecbnh l\u01b0\u1ee3ng<\/li>\n<li>\u0110\u1ecbnh t\u00ednh<\/li>\n<li>\u0110\u1ed9 \u0111\u1ed3ng \u0111\u1ec1u h\u00e0m l\u01b0\u1ee3ng\u2026<\/li>\n<\/ul>\n<p>Tham kh\u1ea3o th\u00eam: <a href=\"https:\/\/nhathuocngocanh.com\/ky-thuat-bao-phim\/\" rel=\"noopener\">Bao phim l\u00e0 g\u00ec? Nguy\u00ean li\u1ec7u, Thi\u1ebft b\u1ecb v\u00e0 K\u1ef9 thu\u1eadt trong bao phim<\/a><\/p>\n<h2>M\u1ed9t v\u00e0i nghi\u00ean c\u1ee9u v\u1ec1 pellet<\/h2>\n<figure id=\"attachment_862\" aria-describedby=\"caption-attachment-862\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-862\" src=\"https:\/\/nhathuocngocanh.com\/wp-content\/uploads\/2021\/01\/nghien_cuu-1.jpg\" alt=\"M\u1ed9t nghi\u00ean c\u1ee9u v\u1ec1 Pellet\" width=\"800\" height=\"600\" title=\"\"><figcaption id=\"caption-attachment-862\" class=\"wp-caption-text\">M\u1ed9t nghi\u00ean c\u1ee9u v\u1ec1 Pellet<\/figcaption><\/figure>\n<p>T\u00ean nghi\u00ean c\u1ee9u: ph\u00e1t tri\u1ec3n c\u00f4ng th\u1ee9c vi\u00ean n\u00e9n \u0111a pellet (MUPS)- \u00e1p d\u1ee5ng k\u1ef9 thu\u1eadt SeDeM EDS. C\u00e1c pellet ch\u1ee9a c\u00e1c th\u00e0nh ph\u1ea7n ho\u1ea1t ch\u1ea5t kh\u00e1c nhau.<\/p>\n<p>T\u00e1c gi\u1ea3: Hannlie Hamman 1, Josias Hamman 1, Anita Wessels 1, Jacques Scholtz 1, Jan Steenekamp 1<\/p>\n<p>K\u1ef9 thu\u1eadt SeDeM EDS (h\u1ec7 th\u1ed1ng s\u01a1 \u0111\u1ed3 chuy\u00ean m\u00f4n SeDeM) ban \u0111\u1ea7u \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n \u0111\u1ec3 cung c\u1ea5p c\u00e1c th\u00f4ng tin v\u1ec1 t\u00ednh ph\u00f9 h\u1ee3p c\u1ee7a c\u00e1c b\u1ed9t trong s\u1ea3n xu\u1ea5t c\u00e1c vi\u00ean n\u00e9n b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p d\u1eadp th\u1eb3ng. H\u1ec7 \u0111a pellet l\u00e0 d\u1ea1ng b\u00e0o ch\u1ebf ch\u1ee9a \u0111\u1ef1ng nhi\u1ec1u lo\u1ea1i pellet kh\u00e1c nhau \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 d\u1eadp th\u00e0nh vi\u00ean n\u00e9n ho\u1eb7c \u0111\u01b0\u1ee3c \u0111\u00f3ng trong c\u00e1c vi\u00ean nang c\u1ee9ng.<\/p>\n<p>M\u1ee5c \u0111\u00edch c\u1ee7a nghi\u00ean c\u1ee9u l\u00e0 x\u00e1c \u0111\u1ecbnh kh\u1ea3 n\u0103ng \u00e1p d\u1ee5ng k\u1ef9 thu\u1eadt SeDeM EDS \u0111\u1ebfn h\u1ec7 c\u00e1c pellet v\u1edbi k\u00edch th\u01b0\u1edbc kh\u00e1c nhau nh\u01b0 0.5, 1, 1.5, 2.0, 2.5 mm ch\u1ee9a \u0111\u1ef1ng c\u00e1c d\u01b0\u1ee3c ch\u1ea5t kh\u00e1c nhau nh\u01b0 doxylamine, ibuprofen ho\u1eb7c paracetamol \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh c\u00e1c thu\u1ed9c t\u00ednh c\u1ea7n \u0111\u01b0\u1ee3c \u0111i\u1ec1u ch\u1ec9nh \u0111\u1ec3 t\u1ea1o ra c\u00f4ng th\u1ee9c vi\u00ean n\u00e9n \u0111a pallet (MUPS) t\u1ed1i \u01b0u.\u00a0 C\u00e1c th\u1eed nghi\u1ec7m th\u00f4ng s\u1ed1 SeDeM \u0111\u01b0\u1ee3c ti\u1ebfn h\u00e0nh tr\u00ean c\u00e1c pellet, c\u00e1c t\u00e1 d\u01b0\u1ee3c ch\u1ecdn l\u1ecdc, tr\u1ed9n trung gian v\u00e0 tr\u1ed9n ho\u00e0n t\u1ea5t.<\/p>\n<p>K\u1ebft qu\u1ea3: nghi\u00ean c\u1ee9u n\u00e0y cho th\u1ea5y r\u1eb1ng, c\u00e1c thu\u1ed9c t\u00ednh c\u1ee7a pellet ph\u1ee5 thu\u1ed9c v\u00e0o d\u01b0\u1ee3c ch\u1ea5t v\u00e0 k\u00edch th\u01b0\u1edbc c\u1ee7a pellet. Ch\u1ec9 s\u1ed1 \u0111\u1ed9 n\u00e9n SeDeM c\u0169ng ch\u1ec9 ra r\u1eb1ng b\u01b0\u1edbc tr\u1ed9n pellet ho\u00e0n t\u1ea5t ph\u1ea3i ph\u00f9 h\u1ee3p cho b\u01b0\u1edbc d\u1eadp vi\u00ean \u0111\u1ec3 t\u1ea1o vi\u00ean n\u00e9n MUPS. Ngo\u00e0i ra, vi\u00ean n\u00e9n MUPS (\u0111\u01b0\u1ee3c d\u1eadp sau tr\u1ed9n ho\u00e0n t\u1ea5t) \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 c\u00e1c t\u00ednh ch\u1ea5t h\u00f3a l\u00fd v\u00e0 \u0111\u1ed9 tan. Ch\u1ec9 3 trong s\u1ed1 c\u00e1c vi\u00ean n\u00e9n MUPS c\u00f3 ch\u1ee9a ibuprofen v\u00e0 1 ch\u1ee9a paracetamol kh\u00f4ng \u0111\u1ea1t v\u1ec1 \u0111\u1ed3ng \u0111\u1ec1u h\u00e0m l\u01b0\u1ee3ng. \u0110\u1ed9 tan trong trong n\u01b0\u1edbc c\u1ee7a c\u00e1c th\u00e0nh ph\u1ea7n ho\u1ea1t ch\u1ea5t c\u0169ng nh\u01b0 k\u00edch th\u01b0\u1edbc pellet (di\u1ec7n t\u00edch pellet ti\u1ebfp x\u00fac v\u1edbi m\u00f4i tr\u01b0\u1eddng ngo\u00e0i) \u0111\u00f3ng vai tr\u00f2 kh\u00e1c nhau trong \u0111\u1ed9 h\u00f2a tan c\u1ee7a thu\u1ed1c.<\/p>\n<h2>V\u00ed d\u1ee5 c\u00f4ng th\u1ee9c pellet<\/h2>\n<p>S\u1ea3n xu\u1ea5t Pellet paracetamol b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p \u0111\u00f9n t\u1ea1o c\u1ea7u<\/p>\n<figure id=\"attachment_864\" aria-describedby=\"caption-attachment-864\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-864\" src=\"https:\/\/nhathuocngocanh.com\/wp-content\/uploads\/2021\/01\/pellet_paracetamol-1-1.jpg\" alt=\"Pellet Paracetamol\" width=\"800\" height=\"600\" title=\"\"><figcaption id=\"caption-attachment-864\" class=\"wp-caption-text\">Pellet Paracetamol<\/figcaption><\/figure>\n<p>C\u00f4ng th\u1ee9c:<\/p>\n<ul>\n<li>Paracetamol<\/li>\n<li>Avicel Ph 101<\/li>\n<li>Talc<\/li>\n<li>Polyvinyl pyrrolidon K30<\/li>\n<li>N\u01b0\u1edbc c\u1ea5t<\/li>\n<\/ul>\n<p>Thi\u1ebft b\u1ecb:<\/p>\n<ul>\n<li>M\u00e1y nh\u00e0o tr\u1ed9n: nh\u00e0o tr\u1ed9n kh\u1ed1i b\u1ed9t t\u1ea1o b\u1ed9t k\u00e9p v\u00e0 nh\u00e0o \u1ea9m<\/li>\n<li>R\u00e2y: 180, 250, 1000, 1500<\/li>\n<li>M\u00e1y \u0111\u00f9n t\u1ea1o c\u1ea7u<\/li>\n<li>T\u1ee7 s\u1ea5y t\u0129nh<\/li>\n<\/ul>\n<p>Ph\u00e2n t\u00edch vai tr\u00f2 c\u00e1c th\u00e0nh ph\u1ea7n trong c\u00f4ng th\u1ee9c<\/p>\n<ul>\n<li>Paracetamol: d\u01b0\u1ee3c ch\u1ea5t, c\u00f3 t\u00e1c d\u1ee5ng gi\u1ea3m \u0111au h\u1ea1 s\u1ed1t.<\/li>\n<li>Avicel pH 101: t\u00e1 d\u01b0\u1ee3c t\u1ea1o c\u1ea7u, tr\u01b0\u01a1ng n\u1edf d\u01b0\u1edbi t\u00e1c d\u1ee5ng c\u1ee7a \u0111\u1ed9 \u1ea9m t\u1ea1o ra \u0111\u1ed9 d\u1ebbo dai nh\u1ea5t \u0111\u1ecbnh. D\u01b0\u1edbi t\u00e1c d\u1ee5ng c\u1ee7a l\u1ef1c vo c\u1ee7a thi\u1ebft b\u1ecb t\u1ea1o c\u1ea7u s\u1ebd t\u1ea1o ra c\u00e1c h\u1ea1t pellet tr\u00f2n. Avicel c\u0169ng gi\u00fap kh\u1ea3 n\u0103ng r\u00e3 c\u1ee7a pellet t\u1ed1t h\u01a1n.<\/li>\n<li>Talc: t\u00e1 d\u01b0\u1ee3c l\u00e0m tr\u01a1n v\u00e0 ch\u1ed1ng ma s\u00e1t, ch\u1ed1ng d\u00ednh. Tr\u00e1nh l\u00e0m qu\u00e1 nhi\u1ec7t thi\u1ebft b\u1ecb \u0111\u00f9n khi \u0111\u00f9n, ch\u1ed1ng d\u00ednh gi\u1eefa c\u00e1c s\u1ee3i \u0111\u00f9n v\u00e0 gi\u1eefa c\u00e1c pellet v\u1edbi th\u00e0nh thi\u1ebft b\u1ecb.<\/li>\n<li>PVP K30 (Polyvinyl pyrrolidon K30): t\u00e1 d\u01b0\u1ee3c d\u00ednh, gi\u00fap k\u1ebft d\u00ednh c\u00e1c ti\u1ec3u ph\u00e2n b\u1ed9t trong pellet.<\/li>\n<li>N\u01b0\u1edbc: m\u00f4i tr\u01b0\u1eddng h\u00f2a tan PVP K30, cung c\u1ea5p \u1ea9m \u0111\u1ec3 Avicel tr\u01b0\u01a1ng n\u1edf.<\/li>\n<\/ul>\n<p>Quy tr\u00ecnh b\u00e0o ch\u1ebf:<\/p>\n<p>Chu\u1ea9n b\u1ecb nguy\u00ean li\u1ec7u:<\/p>\n<ul>\n<li>C\u00e1c nguy\u00ean li\u1ec7u c\u1ea7n ph\u1ea3i \u0111\u1ea1t ti\u00eau chu\u1ea9n d\u01b0\u1ee3c d\u1ee5ng.<\/li>\n<li>Ti\u1ebfn h\u00e0nh c\u00e2n c\u00e1c th\u00e0nh ph\u1ea7n trong c\u00f4ng th\u1ee9c v\u00e0 r\u00e2y paracetamol, avicel pH101, talc qua r\u00e2y 180.<\/li>\n<li>Pha ch\u1ebf t\u00e1 d\u01b0\u1ee3c d\u00ednh PVP K30 10%. H\u00f2a tan PVP trong m\u1ed9t l\u01b0\u1ee3ng n\u01b0\u1edbc c\u1ea5t v\u1eeba \u0111\u1ee7.<\/li>\n<\/ul>\n<p>Tr\u1ed9n h\u1ed7n h\u1ee3p b\u1ed9t k\u00e9p:<\/p>\n<p>Tr\u1ed9n \u0111\u1ed3ng th\u1eddi Avicel, paracetamol, talc trong thi\u1ebft b\u1ecb tr\u1ed9n v\u1edbi t\u1ed1c \u0111\u1ed9 v\u00e0 th\u1eddi gian th\u00edch h\u1ee3p. Sau tr\u1ed9n, ti\u1ebfn h\u00e0nh r\u00e2y qua r\u00e2y 250 \u0111\u1ec3 t\u0103ng \u0111\u1ed9 \u0111\u1ed3ng \u0111\u1ec1u ph\u00e2n t\u00e1n.<\/p>\n<p>Nh\u00e0o \u1ea9m v\u00e0 \u1ee7: cho kh\u1ed1i b\u1ed9t k\u00e9p v\u00e0o thi\u1ebft b\u1ecb nh\u00e0o \u1ea9m (m\u00e1y nh\u00e0o ngang ho\u1eb7c m\u00e1y nh\u00e0o tr\u1ed9n cao t\u1ed1c), th\u00eam t\u00e1 d\u01b0\u1ee3c d\u00ednh PVP v\u00e0o t\u1eeb t\u1eeb. Nh\u00e0o kh\u1ed1i \u1ea9m \u0111\u1ebfn khi \u0111\u1ed3ng nh\u1ea5t. Sau nh\u00e0o, \u1ee7 kh\u1ed1i \u1ea9m trong kho\u1ea3ng 30 \u0111\u1ebfn 60 ph\u00fat. C\u00f3 th\u1ec3 ti\u1ebfn h\u00e0nh \u0111\u1ed3ng th\u1eddi b\u01b0\u1edbc tr\u1ed9n b\u1ed9t k\u00e9p v\u00e0 nh\u00e0o \u1ea9m, \u1ee7 trong thi\u1ebft b\u1ecb nh\u00e0o ngang ho\u1eb7c nh\u00e0o tr\u1ed9n cao t\u1ed1c.<\/p>\n<p>\u0110\u00f9n t\u1ea1o s\u1ee3i: Cho kh\u1ed1i \u1ea9m qua thi\u1ebft b\u1ecb \u0111\u00f9n t\u1ea1o s\u1ee3i v\u1edbi c\u00e1c th\u00f4ng s\u1ed1 \u0111\u01b0\u1eddng k\u00ednh m\u1eaft s\u00e0ng 1mm v\u00e0 t\u1ed1c \u0111\u1ed9 vo l\u00e0 25 v\u00f2ng\/ ph\u00fat.<\/p>\n<p>Vo t\u1ea1o c\u1ea7u: s\u1ee3i sau khi t\u1ea1o th\u00e0nh \u0111\u01b0\u1ee3c chuy\u1ec3n v\u00e0o b\u1ed9 ph\u1eadn c\u1eaft s\u1ee3i v\u00e0 vo t\u1ea1o c\u1ea7u v\u1edbi t\u1ed1c \u0111\u1ed9 vo 40 v\u00f2ng\/ ph\u00fat v\u00e0 th\u1eddi gian 10 ph\u00fat.<\/p>\n<p>S\u00e2y pellet: pellet sau t\u1ea1o th\u00e0nh \u0111\u01b0\u1ee3c s\u1ea5y kh\u00f4 b\u1eb1ng t\u1ee7 s\u1ea5y t\u0129nh v\u1edbi nhi\u1ec7t \u0111\u1ed9 50 \u0111\u1ebfn 60 \u0111\u1ed9 C trong 8 gi\u1edd.<\/p>\n<p>L\u1ef1a ch\u1ecdn pellet: kh\u1ed1i pellet khi \u0111\u1ea1t \u0111\u1ebfn \u0111\u1ed9 \u1ea9m nh\u1ea5t \u0111\u1ecbnh s\u1ebd \u0111\u01b0\u1ee3c s\u00e0ng qua c\u00e1c r\u00e2y t\u1eeb 1mm v\u00e0 1,5 mm \u0111\u1ec3 thu ph\u00e2n \u0111o\u1ea1n pellet c\u00f3 k\u00edch th\u01b0\u1edbc t\u1eeb 1 \u0111\u1ebfn 1,5 mm.<\/p>\n<h2>T\u00e0i li\u1ec7u tham kh\u1ea3o<\/h2>\n<p>Slide b\u00e0i gi\u1ea3ng b\u00e0o ch\u1ebf c\u00f4ng nghi\u1ec7p 2-ch\u01b0\u01a1ng \u201ck\u1ef9 thu\u1eadt s\u1ea3n xu\u1ea5t pellet\u201d-GS.TS Nguy\u1ec5n Ng\u1ecdc Chi\u1ebfn.<\/p>\n<p>T\u00e0i li\u1ec7u th\u1ef1c t\u1eadp b\u00e0o ch\u1ebf c\u00f4ng nghi\u1ec7p 2- b\u00e0i \u201cs\u1ea3n xu\u1ea5t pellet paracetamol\u201d.<\/p>\n<p>S\u00e1ch b\u00e0o ch\u1ebf v\u00e0 sinh d\u01b0\u1ee3c h\u1ecdc- t\u1eadp 2-nh\u00e0 xu\u1ea5t b\u1ea3n y h\u1ecdc.<\/p>\n<p><a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/29394129\/\" rel=\"noopener\">https:\/\/pubmed.ncbi.nlm.nih.gov\/29394129\/<\/a><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u0110\u1ecbnh ngh\u0129a Pellet l\u00e0 nh\u1eefng h\u1ea1t nh\u1ecf, c\u00f3 h\u00ecnh c\u1ea7u k\u00edch th\u01b0\u1edbc t\u1eeb 0.25 \u0111\u1ebfn 1,5 mm, \u0111\u01b0\u1ee3c b\u00e0o ch\u1ebf b\u1eb1ng c\u00e1ch ph\u1ed1i h\u1ee3p d\u01b0\u1ee3c ch\u1ea5t r\u1eafn v\u1edbi c\u00e1c t\u00e1 d\u01b0\u1ee3c d\u00ednh th\u00edch h\u1ee3p. Pellet th\u01b0\u1eddng l\u00e0 b\u00e1n th\u00e0nh ph\u1ea9m, \u0111\u01b0\u1ee3c \u0111\u00f3ng trong c\u00e1c nang c\u1ee9ng ho\u1eb7c c\u00f3 th\u1ec3 d\u1eadp th\u00e0nh vi\u00ean n\u00e9n. Pellet th\u01b0\u1eddng [&#8230;]\n","protected":false},"author":1,"featured_media":33418,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-33417","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-y-te-suc-khoe"],"acf":[],"_links":{"self":[{"href":"https:\/\/vnras.com\/drug\/wp-json\/wp\/v2\/posts\/33417","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vnras.com\/drug\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vnras.com\/drug\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vnras.com\/drug\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/vnras.com\/drug\/wp-json\/wp\/v2\/comments?post=33417"}],"version-history":[{"count":0,"href":"https:\/\/vnras.com\/drug\/wp-json\/wp\/v2\/posts\/33417\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vnras.com\/drug\/wp-json\/wp\/v2\/media\/33418"}],"wp:attachment":[{"href":"https:\/\/vnras.com\/drug\/wp-json\/wp\/v2\/media?parent=33417"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vnras.com\/drug\/wp-json\/wp\/v2\/categories?post=33417"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vnras.com\/drug\/wp-json\/wp\/v2\/tags?post=33417"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}