{"id":1419,"date":"2020-10-30T11:37:30","date_gmt":"2020-10-30T03:37:30","guid":{"rendered":"https:\/\/rice-machinery.com\/?p=1419"},"modified":"2020-10-30T11:37:33","modified_gmt":"2020-10-30T03:37:33","slug":"the-technology-of-paddy-to-making-rice-rice-milling","status":"publish","type":"post","link":"https:\/\/rice-machinery.com\/vi\/the-technology-of-paddy-to-making-rice-rice-milling\/","title":{"rendered":"C\u00f4ng ngh\u1ec7 s\u1ea3n xu\u1ea5t l\u00faa g\u1ea1o\u2014\u2014Xay x\u00e1t g\u1ea1o"},"content":{"rendered":"
<\/div> <\/div>
<\/div> <\/div>
<\/div> <\/div>
<\/div> <\/div>
<\/div> <\/div> <\/div>
<\/div> <\/div>
<\/div> <\/div>
<\/div> <\/div>
<\/div> <\/div>
<\/div> <\/div> <\/div> <\/div>
4.8\/5 - (11 l\u01b0\u1ee3t b\u00ecnh ch\u1ecdn) <\/div> <\/div>

G\u1ea1o l\u1ee9t c\u00f3 th\u1ec3 thu \u0111\u01b0\u1ee3c sau khi l\u00e0m s\u1ea1ch, t\u00e1ch v\u1ecf v\u00e0 t\u00e1ch, sau \u0111\u00f3 \u0111\u01b0a v\u00e0o m\u00e1y xay g\u1ea1o \u0111\u1ec3 xay x\u00e1t. Qu\u00e1 tr\u00ecnh lo\u1ea1i b\u1ecf m\u1ed9t ph\u1ea7n ho\u1eb7c to\u00e0n b\u1ed9 l\u1edbp v\u1ecf b\u00ean ngo\u00e0i c\u1ee7a g\u1ea1o l\u1ee9t th\u00e0nh g\u1ea1o tr\u1eafng \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u nh\u1ea5t \u0111\u1ecbnh \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 xay x\u00e1t g\u1ea1o. Thi\u1ebft b\u1ecb xay x\u00e1t \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong qu\u00e1 tr\u00ecnh n\u00e0y \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 m\u00e1y xay x\u00e1t g\u1ea1o, hay m\u00e1y xay x\u00e1t g\u1ea1o. M\u00e1y xay x\u00e1t g\u1ea1o \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong to\u00e0n b\u1ed9 c\u00f4ng ngh\u1ec7 ch\u1ebf bi\u1ebfn th\u00f3c. \u0110\u00e2y l\u00e0 qu\u00e1 tr\u00ecnh quan tr\u1ecdng nh\u1ea5t trong ch\u1ebf bi\u1ebfn g\u1ea1o v\u00e0 l\u00e0 m\u1eaft x\u00edch quan tr\u1ecdng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng g\u1ea1o, t\u0103ng n\u0103ng su\u1ea5t l\u00faa v\u00e0 gi\u1ea3m ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng.<\/p>

M\u1ee5c \u0111\u00edch v\u00e0 y\u00eau c\u1ea7u c\u1ee7a vi\u1ec7c xay x\u00e1t g\u1ea1o<\/h2>

L\u1edbp b\u1ec1 m\u1eb7t c\u1ee7a g\u1ea1o l\u1ee9t ch\u1ee9a nhi\u1ec1u ch\u1ea5t x\u01a1 th\u00f4, c\u01a1 th\u1ec3 con ng\u01b0\u1eddi kh\u00f3 ti\u00eau h\u00f3a. Ngo\u00e0i ra, g\u1ea1o l\u1ee9t kh\u00f4ng d\u1ec5 h\u00fat n\u01b0\u1edbc v\u00e0 tr\u01b0\u01a1ng n\u1edf, kh\u00f4ng ch\u1ec9 l\u00e0m t\u0103ng th\u1eddi gian n\u1ea5u, gi\u1ea3m \u0111\u1ed9 ch\u00edn c\u1ee7a g\u1ea1o m\u00e0 c\u00f2n c\u00f3 nh\u01b0\u1ee3c \u0111i\u1ec3m l\u00e0 m\u00e0u s\u1eabm, \u0111\u1ed9 nh\u1edbt k\u00e9m, m\u00f9i v\u1ecb k\u00e9m. V\u00ec v\u1eady, g\u1ea1o l\u1ee9t ph\u1ea3i \u0111\u01b0\u1ee3c lo\u1ea1i b\u1ecf v\u1ecf th\u00f4ng qua qu\u00e1 tr\u00ecnh xay x\u00e1t g\u1ea1o.<\/p>

M\u1ee9c \u0111\u1ed9 b\u00f3c v\u1ecf c\u1ee7a g\u1ea1o l\u1ee9t quy\u1ebft \u0111\u1ecbnh \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a g\u1ea1o. C\u00e0ng lo\u1ea1i b\u1ecf nhi\u1ec1u v\u1ecf g\u1ea1o l\u1ee9t th\u00ec \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a g\u1ea1o th\u00e0nh ph\u1ea9m c\u00e0ng cao nh\u01b0ng th\u1ea5t tho\u00e1t ch\u1ea5t dinh d\u01b0\u1ee1ng c\u00e0ng nghi\u00eam tr\u1ecdng. Ngo\u00e0i m\u1ee9c \u0111\u1ed9 gi\u1eef v\u1ecf kh\u00e1c nhau, c\u00e1c lo\u1ea1i g\u1ea1o kh\u00e1c nhau c\u00f2n c\u00f3 c\u00e1c ch\u1ec9 s\u1ed1 kh\u00e1c nh\u01b0 t\u1ea1p ch\u1ea5t, v\u1ee5n. Trong qu\u00e1 tr\u00ecnh l\u00e0m tr\u1eafng g\u1ea1o l\u1ee9t, v\u1edbi ti\u1ec1n \u0111\u1ec1 \u0111\u1ea3m b\u1ea3o g\u1ea1o th\u00e0nh ph\u1ea9m \u0111\u1ea1t ti\u00eau chu\u1ea9n ch\u1ea5t l\u01b0\u1ee3ng quy \u0111\u1ecbnh, h\u1ea1t g\u1ea1o ph\u1ea3i \u0111\u01b0\u1ee3c gi\u1eef nguy\u00ean v\u1eb9n nh\u1ea5t c\u00f3 th\u1ec3, gi\u1ea3m l\u01b0\u1ee3ng g\u1ea1o v\u1ee1, \u0111\u1ed9 b\u1ec1n v\u00e0 n\u0103ng su\u1ea5t g\u1ea1o. \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n, gi\u1ea3m chi ph\u00ed v\u00e0 \u0111\u1ea3m b\u1ea3o an to\u00e0n s\u1ea3n xu\u1ea5t.<\/p>

\"xay
xay x\u00e1t g\u1ea1o<\/figcaption><\/figure>

Nguy\u00ean t\u1eafc c\u01a1 b\u1ea3n c\u1ee7a xay x\u00e1t g\u1ea1o<\/h2>

L\u1edbp v\u1ecf c\u1ee7a g\u1ea1o l\u1ee9t m\u1ecbn h\u01a1n, ch\u1eafc h\u01a1n v\u00e0 c\u00f3 m\u1ed9t l\u1ef1c k\u1ebft n\u1ed1i nh\u1ea5t \u0111\u1ecbnh v\u1edbi n\u1ed9i nh\u0169. Do \u0111\u00f3, \u0111\u1ec3 lo\u1ea1i b\u1ecf l\u1edbp v\u1ecf, c\u1ea7n m\u1ed9t l\u1ef1c b\u00ean ngo\u00e0i nh\u1ea5t \u0111\u1ecbnh \u0111\u1ec3 ph\u00e1 h\u1ee7y kh\u1ea3 n\u0103ng k\u1ebft n\u1ed1i n\u00e0y. C\u00e1c m\u00e1y xay g\u1ea1o kh\u00e1c nhau<\/a> th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng hi\u1ec7n nay l\u00e0 l\u1ef1c c\u01a1 h\u1ecdc t\u1ea1o ra gi\u1eefa c\u00e1c th\u00e0nh ph\u1ea7n c\u1ee7a bu\u1ed3ng xay g\u1ea1o v\u00e0 c\u00e1c h\u1ea1t g\u1ea1o, c\u00f9ng v\u1edbi s\u1ef1 va ch\u1ea1m v\u00e0 ma s\u00e1t gi\u1eefa c\u00e1c h\u1ea1t g\u1ea1o v\u1edbi nhau \u0111\u1ec3 l\u00e0m tr\u1eafng g\u1ea1o l\u1ee9t. Theo c\u00e1c \u0111\u1eb7c t\u00ednh kh\u00e1c nhau c\u1ee7a vi\u1ec7c lo\u1ea1i b\u1ecf v\u1ecf, vi\u1ec7c xay x\u00e1t g\u1ea1o c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c chia th\u00e0nh ba lo\u1ea1i: c\u1ecd x\u00e1t v\u00e0 l\u00e0m tr\u1eafng, xay x\u00e1t v\u00e0 l\u00e0m tr\u1eafng, v\u00e0 l\u00e0m tr\u1eafng h\u1ed7n h\u1ee3p. Hi\u1ec7n nay c\u00f3 nhi\u1ec1u lo\u1ea1i m\u00e1y xay g\u1ea1o \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong n\u01b0\u1edbc ta. C\u00e1c lo\u1ea1i th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0 m\u00e1y xay g\u1ea1o tr\u1ee5c s\u1eaft, m\u00e1y xay g\u1ea1o tr\u1ee5c \u0111\u00f4i, m\u00e1y xay g\u1ea1o tr\u1ee5c nh\u00e1m, m\u00e1y xay g\u1ea1o phun kh\u00ed, m\u00e1y xay g\u1ea1o nh\u00e1m \u0111\u1ee9ng, v.v.<\/p>

\u0110\u00e1nh gi\u00e1 c\u00f4ng ngh\u1ec7 xay x\u00e1t g\u1ea1o<\/h2>

Hi\u1ec7u qu\u1ea3 c\u1ee7a qu\u00e1 tr\u00ecnh xay x\u00e1t g\u1ea1o nh\u00ecn chung \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 tr\u00ean c\u00e1c kh\u00eda c\u1ea1nh sau:<\/p>

\u2460 \u0110\u1ed9 ch\u00ednh x\u00e1c. \u0110\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a g\u1ea1o l\u00e0 ch\u1ec9 s\u1ed1 c\u01a1 b\u1ea3n nh\u1ea5t \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 hi\u1ec7u qu\u1ea3 c\u1ee7a qu\u00e1 tr\u00ecnh xay x\u00e1t g\u1ea1o. Vi\u1ec7c \u0111\u00e1nh gi\u00e1 \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a g\u1ea1o c\u1ea7n d\u1ef1a v\u00e0o m\u1eabu g\u1ea1o chu\u1ea9n do qu\u1ed1c gia quy \u0111\u1ecbnh.<\/p>

\u2461\u00a0T\u1ed1c \u0111\u1ed9 nghi\u1ec1n. Khi g\u1ea1o l\u1ee9t \u0111\u01b0\u1ee3c l\u00e0m tr\u1eafng, kh\u1ed1i l\u01b0\u1ee3ng v\u00e0 tr\u1ecdng l\u01b0\u1ee3ng c\u1ee7a g\u1ea1o s\u1ebd gi\u1ea3m \u0111i do v\u1ecf v\u00e0 ph\u00f4i b\u1ecb bong ra. T\u1ef7 l\u1ec7 gi\u1ea3m t\u1ef7 l\u1ec7 nghi\u1ec1n. V\u00ec ph\u1ea7n l\u1edbn qu\u00e1 tr\u00ecnh nghi\u1ec1n l\u00e0 l\u1edbp da n\u00ean t\u1ed1c \u0111\u1ed9 nghi\u1ec1n c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 t\u1ed1c \u0111\u1ed9 lo\u1ea1i b\u1ecf tr\u1ea5u. \u0110\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a h\u1ea1t g\u1ea1o c\u00e0ng cao th\u00ec t\u1ed1c \u0111\u1ed9 nghi\u1ec1n c\u00e0ng l\u1edbn v\u00e0 m\u1ee9c gi\u1ea3m tr\u1ecdng l\u01b0\u1ee3ng chung l\u00e0 kho\u1ea3ng 5% ~ 12%.<\/p>

\u2462\u00a0T\u1ef7 l\u1ec7 g\u1ea1o l\u1ee9t ra g\u1ea1o tr\u1eafng. T\u1ef7 l\u1ec7 g\u1ea1o l\u1ee9t ra g\u1ea1o tr\u1eafng l\u00e0 t\u1ef7 l\u1ec7 ph\u1ea7n tr\u0103m c\u1ee7a l\u01b0\u1ee3ng g\u1ea1o tr\u1eafng ra kh\u1ecfi m\u00e1y so v\u1edbi l\u01b0\u1ee3ng th\u00f3c v\u00e0o m\u00e1y. \u0110\u00e2y l\u00e0 ti\u00eau ch\u00ed quan tr\u1ecdng \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 hi\u1ec7u qu\u1ea3 c\u1ee7a c\u00f4ng ngh\u1ec7 xay x\u00e1t g\u1ea1o. \u0110\u1ed9 ch\u00ednh x\u00e1c x\u1eed l\u00fd c\u00e0ng cao th\u00ec t\u1ed1c \u0111\u1ed9 nghi\u1ec1n c\u00e0ng l\u1edbn v\u00e0 n\u0103ng su\u1ea5t g\u1ea1o tr\u1eafng c\u00e0ng th\u1ea5p.<\/p>

\u2463\u00a0T\u1ef7 l\u1ec7 g\u1ea1o v\u1ee1 v\u00e0 t\u1ef7 l\u1ec7 t\u0103ng.<\/p>

T\u1ef7 l\u1ec7 g\u1ea1o t\u1ea5m l\u00e0 t\u1ef7 l\u1ec7 g\u1ea1o t\u1ea5m trong g\u1ea1o tr\u1eafng.<\/p>

\u0110\u00e2y l\u00e0 ch\u1ec9 s\u1ed1 ch\u00ednh \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 g\u1ea1o th\u00e0nh ph\u1ea9m c\u00f3 \u0111\u00e1p \u1ee9ng y\u00eau c\u1ea7u v\u1ec1 ch\u1ea5t l\u01b0\u1ee3ng hay kh\u00f4ng.<\/p>

T\u1ef7 l\u1ec7 t\u0103ng \u0111\u1ec1 c\u1eadp \u0111\u1ebfn s\u1ef1 gia t\u0103ng t\u1ef7 l\u1ec7 g\u1ea1o t\u1ea5m trong g\u1ea1o tr\u1eafng so v\u1edbi g\u1ea1o t\u1ea5m trong g\u1ea1o l\u1ee9t.<\/p>

\u2464\u0110\u1ed9 nh\u00e1m T\u1ef7 l\u1ec7 kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u. \u0110i\u1ec1u n\u00e0y ph\u1ea3n \u00e1nh \u0111\u1ed9 ch\u00ednh x\u00e1c kh\u00f4ng nh\u1ea5t qu\u00e1n c\u1ee7a g\u1ea1o tr\u1eafng.<\/p>