{"id":13451,"date":"2026-05-18T15:31:07","date_gmt":"2026-05-18T08:31:07","guid":{"rendered":"https:\/\/phuchungvn.com.vn\/?p=13451"},"modified":"2026-06-25T16:35:08","modified_gmt":"2026-06-25T09:35:08","slug":"ung-dung-may-tao-khi-nito-trong-san-xuat-va-dong-goi-cong-nghiep","status":"publish","type":"post","link":"https:\/\/phuchungvn.com.vn\/en\/ung-dung-may-tao-khi-nito-trong-san-xuat-va-dong-goi-cong-nghiep\/","title":{"rendered":"\u1ee8ng D\u1ee5ng M\u00e1y T\u1ea1o Kh\u00ed Nit\u01a1 Trong S\u1ea3n Xu\u1ea5t V\u00e0 \u0110\u00f3ng G\u00f3i C\u00f4ng Nghi\u1ec7p"},"content":{"rendered":"
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Trong k\u1ef7 nguy\u00ean t\u1ed1i \u01b0u h\u00f3a chi ph\u00ed s\u1ea3n xu\u1ea5t, s\u1ef1 ph\u1ee5 thu\u1ed9c v\u00e0o ngu\u1ed3n cung \u1ee9ng b\u00ecnh kh\u00ed nit\u01a1 l\u1ecfng ho\u1eb7c kh\u00ed n\u00e9n truy\u1ec1n th\u1ed1ng \u0111ang d\u1ea7n tr\u1edf th\u00e0nh m\u1ed9t \u0111i\u1ec3m ngh\u1ebdn l\u1edbn \u0111\u1ed1i v\u1edbi nhi\u1ec1u nh\u00e0 m\u00e1y. Trong su\u1ed1t nh\u1eefng n\u0103m th\u00e1ng tr\u1ef1c ti\u1ebfp kh\u1ea3o s\u00e1t v\u00e0 t\u01b0 v\u1ea5n quy tr\u00ecnh t\u1ef1 \u0111\u1ed9ng h\u00f3a cho c\u00e1c khu c\u00f4ng nghi\u1ec7p, t\u00f4i nh\u1eadn th\u1ea5y c\u00f3 m\u1ed9t s\u1ef1 chuy\u1ec3n d\u1ecbch m\u1ea1nh m\u1ebd: c\u00e1c doanh nghi\u1ec7p \u0111ang chuy\u1ec3n sang t\u1ef1 ch\u1ee7 ngu\u1ed3n kh\u00ed tr\u01a1 b\u1eb1ng c\u00e1ch \u0111\u1ea7u t\u01b0 h\u1ec7 th\u1ed1ng t\u1ea1o kh\u00ed nit\u01a1 t\u1ea1i ch\u1ed7. V\u1eady kh\u00ed nit\u01a1 \u0111\u00f3ng vai tr\u00f2 g\u00ec m\u00e0 l\u1ea1i ti\u00eau hao nhi\u1ec1u \u0111\u1ebfn v\u1eady?<\/p>\n

B\u00e0i vi\u1ebft d\u01b0\u1edbi \u0111\u00e2y s\u1ebd b\u00f3c t\u00e1ch chi ti\u1ebft c\u00e1c \u1ee9ng d\u1ee5ng th\u1ef1c ti\u1ec5n c\u1ee7a c\u00f4ng ngh\u1ec7 n\u00e0y tr\u1ea3i d\u00e0i t\u1eeb ng\u00e0nh ch\u1ebf bi\u1ebfn th\u1ef1c ph\u1ea9m, d\u01b0\u1ee3c ph\u1ea9m cho \u0111\u1ebfn luy\u1ec7n kim v\u00e0 \u0111i\u1ec7n t\u1eed. B\u1eb1ng nh\u1eefng tr\u1ea3i nghi\u1ec7m k\u1ef9 thu\u1eadt s\u00e2u s\u1eafc, t\u00f4i s\u1ebd gi\u00fap b\u1ea1n hi\u1ec3u r\u00f5 nguy\u00ean l\u00fd \u1ee9ng d\u1ee5ng, \u0111\u1ed3ng th\u1eddi gi\u1ea3i b\u00e0i to\u00e1n kinh t\u1ebf \u0111\u1ec3 minh ch\u1ee9ng v\u00ec sao s\u1edf h\u1eefu m\u1ed9t c\u1ed7 m\u00e1y t\u1ea1o kh\u00ed nit\u01a1 l\u1ea1i l\u00e0 quy\u1ebft \u0111\u1ecbnh \u0111\u1ea7u t\u01b0 sinh l\u1eddi nhanh nh\u1ea5t cho d\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t c\u1ee7a b\u1ea1n.<\/p>\n

\"M\u00e1y<\/a>

M\u00e1y t\u1ea1o kh\u00ed nit\u01a1 ho\u1ea1t \u0111\u1ed9ng th\u1ebf n\u00e0o<\/p><\/div>\n

\u1ee8ng D\u1ee5ng M\u00e1y T\u1ea1o Kh\u00ed Nit\u01a1<\/a> Trong S\u1ea3n Xu\u1ea5t V\u00e0 \u0110\u00f3ng G\u00f3i C\u00f4ng Nghi\u1ec7p<\/h2>\n

Kh\u00f4ng kh\u00ed ch\u00fang ta \u0111ang h\u00edt th\u1edf bao g\u1ed3m kho\u1ea3ng 78% l\u00e0 Nit\u01a1 (N2) v\u00e0 21% l\u00e0 Oxy (O2). M\u1eb7c d\u00f9 Oxy duy tr\u00ec s\u1ef1 s\u1ed1ng, nh\u01b0ng trong m\u00f4i tr\u01b0\u1eddng c\u00f4ng nghi\u1ec7p, Oxy l\u1ea1i l\u00e0 “k\u1ebb th\u00f9” s\u1ed1 m\u1ed9t g\u00e2y ra c\u00e1c ph\u1ea3n \u1ee9ng oxy h\u00f3a l\u00e0m \u00f4i thiu th\u1ef1c ph\u1ea9m, r\u1ec9 s\u00e9t kim lo\u1ea1i v\u00e0 ph\u00e1 h\u1ee7y c\u00e1c vi m\u1ea1ch \u0111i\u1ec7n t\u1eed. B\u1eb1ng c\u00e1ch t\u00e1ch Oxy ra kh\u1ecfi kh\u00f4ng kh\u00ed v\u00e0 ch\u1ec9 gi\u1eef l\u1ea1i Nit\u01a1 tinh khi\u1ebft, m\u00e1y t\u1ea1o kh\u00ed nit\u01a1 cung c\u1ea5p m\u1ed9t r\u00e0o ch\u1eafn kh\u00ed tr\u01a1 ho\u00e0n h\u1ea3o \u0111\u1ec3 b\u1ea3o v\u1ec7 s\u1ea3n ph\u1ea9m.<\/p>\n

T\u1ea1i Sao Kh\u00ed Nit\u01a1 L\u1ea1i Quan Tr\u1ecdng Trong M\u00f4i Tr\u01b0\u1eddng S\u1ea3n Xu\u1ea5t?<\/h2>\n

Tr\u01b0\u1edbc khi \u0111i s\u00e2u v\u00e0o t\u1eebng ng\u00e0nh ngh\u1ec1, ch\u00fang ta c\u1ea7n hi\u1ec3u r\u00f5 b\u1ea3n ch\u1ea5t v\u1eadt l\u00fd v\u00e0 h\u00f3a h\u1ecdc c\u1ee7a Nit\u01a1. Nit\u01a1 l\u00e0 m\u1ed9t lo\u1ea1i kh\u00ed tr\u01a1, kh\u00f4ng m\u00e0u, kh\u00f4ng m\u00f9i, kh\u00f4ng v\u1ecb v\u00e0 c\u1ef1c k\u1ef3 \u00edt ph\u1ea3n \u1ee9ng v\u1edbi c\u00e1c ch\u1ea5t kh\u00e1c \u1edf nhi\u1ec7t \u0111\u1ed9 th\u01b0\u1eddng.<\/p>\n

Khi t\u00f4i t\u01b0 v\u1ea5n cho c\u00e1c k\u1ef9 s\u01b0 c\u00f4ng ngh\u1ec7, t\u00f4i lu\u00f4n nh\u1ea5n m\u1ea1nh \u0111\u1eb7c t\u00ednh n\u00e0y. B\u1eb1ng c\u00e1ch b\u01a1m kh\u00ed nit\u01a1 v\u00e0o m\u1ed9t kh\u00f4ng gian k\u00edn (nh\u01b0 bao b\u00ec s\u1ea3n ph\u1ea9m, l\u00f2 h\u00e0n nhi\u1ec7t, b\u1ed3n ch\u1ee9a h\u00f3a ch\u1ea5t), ch\u00fang ta s\u1ebd \u0111\u1ea9y to\u00e0n b\u1ed9 l\u01b0\u1ee3ng oxy ra ngo\u00e0i. Khi kh\u00f4ng c\u00f3 oxy, c\u00e1c vi sinh v\u1eadt hi\u1ebfu kh\u00ed kh\u00f4ng th\u1ec3 sinh s\u00f4i, qu\u00e1 tr\u00ecnh oxy h\u00f3a ch\u1ea5t b\u00e9o trong th\u1ef1c ph\u1ea9m b\u1ecb ch\u1eb7n \u0111\u1ee9ng, v\u00e0 hi\u1ec7n t\u01b0\u1ee3ng ch\u00e1y n\u1ed5 trong c\u00e1c b\u1ed3n ch\u1ee9a v\u1eadt li\u1ec7u d\u1ec5 bay h\u01a1i \u0111\u01b0\u1ee3c tri\u1ec7t ti\u00eau ho\u00e0n to\u00e0n. Kh\u00ed nit\u01a1 ch\u00ednh l\u00e0 t\u1ea5m khi\u00ean v\u00f4 h\u00ecnh b\u1ea3o v\u1ec7 \u0111\u1ed9 tinh khi\u1ebft v\u00e0 nguy\u00ean b\u1ea3n c\u1ee7a m\u1ecdi lo\u1ea1i h\u00e0ng h\u00f3a.<\/p>\n

\u1ee8ng D\u1ee5ng Kh\u00ed Nit\u01a1 Trong Ng\u00e0nh C\u00f4ng Nghi\u1ec7p Th\u1ef1c Ph\u1ea9m V\u00e0 \u0110\u1ed3 U\u1ed1ng (F&B)<\/h2>\n

Ng\u00e0nh F&B l\u00e0 l\u0129nh v\u1ef1c ti\u00eau th\u1ee5 l\u01b0\u1ee3ng kh\u00ed nit\u01a1 kh\u1ed5ng l\u1ed3 nh\u1ea5t. N\u1ebfu b\u1ea1n th\u1eafc m\u1eafc t\u1ea1i sao g\u00f3i bim bim (snack) l\u1ea1i lu\u00f4n ph\u1ed3ng to v\u00e0 khoai t\u00e2y chi\u00ean b\u00ean trong v\u1eabn gi\u1eef \u0111\u01b0\u1ee3c \u0111\u1ed9 gi\u00f2n r\u1ee5m sau nhi\u1ec1u th\u00e1ng, th\u00ec c\u00e2u tr\u1ea3 l\u1eddi n\u1eb1m \u1edf lu\u1ed3ng kh\u00ed nit\u01a1 \u0111\u01b0\u1ee3c b\u01a1m v\u00e0o b\u00ean trong.<\/p>\n

C\u00f4ng ngh\u1ec7 \u0111\u00f3ng g\u00f3i kh\u00ed quy\u1ec3n bi\u1ebfn \u0111\u1ed5i (MAP)<\/h4>\n

Khi tr\u1ef1c ti\u1ebfp tri\u1ec3n khai d\u00e2y chuy\u1ec1n \u0111\u00f3ng g\u00f3i th\u1ecbt t\u01b0\u01a1i s\u1ed1ng v\u00e0 rau c\u1ee7 qu\u1ea3 c\u1eaft s\u1eb5n, ch\u00fang t\u00f4i b\u1eaft bu\u1ed9c ph\u1ea3i t\u00edch h\u1ee3p m\u00e1y t\u1ea1o kh\u00ed nit\u01a1 v\u00e0o h\u1ec7 th\u1ed1ng m\u00e1y \u0111\u00f3ng g\u00f3i MAP (Modified Atmosphere Packaging). H\u1ec7 th\u1ed1ng n\u00e0y s\u1ebd h\u00fat s\u1ea1ch kh\u00f4ng kh\u00ed th\u00f4ng th\u01b0\u1eddng ra kh\u1ecfi khay th\u1ef1c ph\u1ea9m v\u00e0 b\u01a1m v\u00e0o \u0111\u00f3 m\u1ed9t h\u1ed7n h\u1ee3p kh\u00ed \u0111\u01b0\u1ee3c \u0111\u1ecbnh l\u01b0\u1ee3ng ch\u00ednh x\u00e1c (ch\u1ee7 y\u1ebfu l\u00e0 Nit\u01a1 tinh khi\u1ebft tr\u00ean 99%).