{"id":13173,"date":"2026-03-24T08:58:18","date_gmt":"2026-03-24T01:58:18","guid":{"rendered":"https:\/\/phuchungvn.com.vn\/?p=13173"},"modified":"2026-03-24T09:03:48","modified_gmt":"2026-03-24T02:03:48","slug":"may-tao-nitrogen-psa-va-membrane-khac-nhau-the-nao","status":"publish","type":"post","link":"https:\/\/phuchungvn.com.vn\/en\/may-tao-nitrogen-psa-va-membrane-khac-nhau-the-nao\/","title":{"rendered":"M\u00e1y T\u1ea1o Nitrogen PSA V\u00e0 Membrane Kh\u00e1c Nhau Th\u1ebf N\u00e0o?"},"content":{"rendered":"
\n
\n
\n
\n
\n
\n
\n
\n

Gi\u1edbi thi\u1ec7u t\u1ed5ng quan<\/h2>\n

Trong c\u00e1c gi\u1ea3i ph\u00e1p t\u1ea1o kh\u00ed nit\u01a1 t\u1ea1i ch\u1ed7, hai c\u00f4ng ngh\u1ec7 ph\u1ed5 bi\u1ebfn nh\u1ea5t hi\u1ec7n nay l\u00e0 PSA<\/a> (Pressure Swing Adsorption) v\u00e0 Membrane (m\u00e0ng l\u1ecdc). C\u1ea3 hai \u0111\u1ec1u gi\u00fap doanh nghi\u1ec7p ch\u1ee7 \u0111\u1ed9ng ngu\u1ed3n kh\u00ed nit\u01a1, gi\u1ea3m chi ph\u00ed v\u1eadn h\u00e0nh v\u00e0 t\u1ed1i \u01b0u s\u1ea3n xu\u1ea5t. Tuy nhi\u00ean, m\u1ed7i c\u00f4ng ngh\u1ec7 l\u1ea1i c\u00f3 nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng, m\u1ee9c \u0111\u1ed9 tinh khi\u1ebft v\u00e0 chi ph\u00ed kh\u00e1c nhau.<\/p>\n

Vi\u1ec7c hi\u1ec3u r\u00f5 s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa m\u00e1y t\u1ea1o nitrogen PSA<\/a> v\u00e0 membrane kh\u00f4ng ch\u1ec9 gi\u00fap b\u1ea1n l\u1ef1a ch\u1ecdn \u0111\u00fang thi\u1ebft b\u1ecb m\u00e0 c\u00f2n tr\u00e1nh l\u00e3ng ph\u00ed \u0111\u1ea7u t\u01b0 v\u00e0 \u0111\u1ea3m b\u1ea3o hi\u1ec7u qu\u1ea3 v\u1eadn h\u00e0nh l\u00e2u d\u00e0i.<\/p>\n

B\u00e0i vi\u1ebft n\u00e0y s\u1ebd ph\u00e2n t\u00edch chi ti\u1ebft t\u1eeb nguy\u00ean l\u00fd, hi\u1ec7u su\u1ea5t, chi ph\u00ed \u0111\u1ebfn \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf \u0111\u1ec3 gi\u00fap b\u1ea1n \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh ch\u00ednh x\u00e1c.<\/p>\n

\"M\u00e1y<\/a>

M\u00e1y T\u1ea1o Nitrogen PSA V\u00e0 Membrane Kh\u00e1c Nhau Th\u1ebf N\u00e0o?<\/p><\/div>\n

M\u00e1y t\u1ea1o nitrogen PSA<\/a> v\u00e0 membrane ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o?<\/h2>\n

Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a m\u00e1y t\u1ea1o nitrogen PSA<\/h3>\n

M\u00e1y t\u1ea1o kh\u00ed nit\u01a1 PSA ho\u1ea1t \u0111\u1ed9ng d\u1ef1a tr\u00ean nguy\u00ean l\u00fd h\u1ea5p ph\u1ee5 dao \u0111\u1ed9ng \u00e1p su\u1ea5t.<\/p>\n

H\u1ec7 th\u1ed1ng s\u1eed d\u1ee5ng v\u1eadt li\u1ec7u CMS (Carbon Molecular Sieve) \u0111\u1ec3 gi\u1eef l\u1ea1i c\u00e1c ph\u00e2n t\u1eed oxy khi kh\u00f4ng kh\u00ed n\u00e9n \u0111i qua. Nit\u01a1 kh\u00f4ng b\u1ecb gi\u1eef l\u1ea1i n\u00ean s\u1ebd \u0111i ra ngo\u00e0i v\u1edbi \u0111\u1ed9 tinh khi\u1ebft cao.<\/p>\n

Qu\u00e1 tr\u00ecnh n\u00e0y di\u1ec5n ra trong hai th\u00e1p h\u1ea5p ph\u1ee5 ho\u1ea1t \u0111\u1ed9ng lu\u00e2n phi\u00ean. Khi m\u1ed9t th\u00e1p h\u1ea5p ph\u1ee5 oxy, th\u00e1p c\u00f2n l\u1ea1i s\u1ebd t\u00e1i sinh b\u1eb1ng c\u00e1ch gi\u1ea3m \u00e1p su\u1ea5t.<\/p>\n

Nh\u1edd c\u01a1 ch\u1ebf n\u00e0y, m\u00e1y PSA c\u00f3 th\u1ec3 t\u1ea1o ra nit\u01a1 v\u1edbi \u0111\u1ed9 tinh khi\u1ebft r\u1ea5t cao.<\/p>\n

Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a m\u00e1y t\u1ea1o nitrogen Membrane<\/h3>\n

M\u00e1y t\u1ea1o nit\u01a1 membrane s\u1eed d\u1ee5ng c\u00e1c s\u1ee3i m\u00e0ng polymer r\u1ed7ng \u0111\u1ec3 t\u00e1ch kh\u00ed.<\/p>\n

C\u00e1c ph\u00e2n t\u1eed kh\u00ed s\u1ebd th\u1ea9m th\u1ea5u qua m\u00e0ng v\u1edbi t\u1ed1c \u0111\u1ed9 kh\u00e1c nhau. Oxy, CO2 v\u00e0 h\u01a1i n\u01b0\u1edbc s\u1ebd \u0111i qua m\u00e0ng nhanh h\u01a1n, trong khi nit\u01a1 \u0111i ch\u1eadm h\u01a1n v\u00e0 \u0111\u01b0\u1ee3c gi\u1eef l\u1ea1i.<\/p>\n

Qu\u00e1 tr\u00ecnh n\u00e0y di\u1ec5n ra li\u00ean t\u1ee5c, kh\u00f4ng c\u1ea7n chu k\u1ef3 nh\u01b0 PSA.<\/p>\n

Nh\u1edd c\u1ea5u t\u1ea1o \u0111\u01a1n gi\u1ea3n, m\u00e1y membrane c\u00f3 k\u00edch th\u01b0\u1edbc nh\u1ecf g\u1ecdn v\u00e0 d\u1ec5 v\u1eadn h\u00e0nh.<\/p>\n

\u0110\u1ed9 tinh khi\u1ebft kh\u00ed nit\u01a1 gi\u1eefa PSA v\u00e0 membrane kh\u00e1c nhau ra sao?<\/h2>\n

\u0110\u00e2y l\u00e0 y\u1ebfu t\u1ed1 quan tr\u1ecdng nh\u1ea5t khi l\u1ef1a ch\u1ecdn c\u00f4ng ngh\u1ec7.<\/p>\n

M\u00e1y PSA c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u1ed9 tinh khi\u1ebft r\u1ea5t cao, t\u1eeb 99.9% \u0111\u1ebfn 99.9995%. \u0110i\u1ec1u n\u00e0y ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c ng\u00e0nh y\u00eau c\u1ea7u kh\u1eaft khe nh\u01b0 th\u1ef1c ph\u1ea9m, \u0111i\u1ec7n t\u1eed v\u00e0 d\u01b0\u1ee3c ph\u1ea9m.<\/p>\n

Trong khi \u0111\u00f3, m\u00e1y membrane th\u01b0\u1eddng \u0111\u1ea1t \u0111\u1ed9 tinh khi\u1ebft t\u1eeb 95% \u0111\u1ebfn 99%. M\u1ee9c n\u00e0y \u0111\u1ee7 cho c\u00e1c \u1ee9ng d\u1ee5ng c\u01a1 b\u1ea3n nh\u01b0 b\u01a1m l\u1ed1p, ph\u00f2ng ch\u00e1y ch\u1eefa ch\u00e1y ho\u1eb7c bao b\u00ec \u0111\u01a1n gi\u1ea3n.<\/p>\n

N\u1ebfu y\u00eau c\u1ea7u \u0111\u1ed9 tinh khi\u1ebft cao, PSA g\u1ea7n nh\u01b0 l\u00e0 l\u1ef1a ch\u1ecdn b\u1eaft bu\u1ed9c.<\/p>\n

M\u00e1y T\u1ea1o Kh\u00ed Nit\u01a1 C\u00f4ng Su\u1ea5t L\u1edbn NANO GEN-MAX D\u1ea1ng Th\u00e1p \u0110\u00f4i<\/a><\/p>\n

So s\u00e1nh chi ti\u1ebft PSA<\/a> v\u00e0 Membrane theo t\u1eebng ti\u00eau ch\u00ed<\/h2>\n

V\u1ec1 hi\u1ec7u su\u1ea5t v\u00e0 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh<\/h3>\n

PSA cung c\u1ea5p kh\u00ed nit\u01a1 \u1ed5n \u0111\u1ecbnh v\u1edbi \u0111\u1ed9 tinh khi\u1ebft cao trong th\u1eddi gian d\u00e0i. Tuy nhi\u00ean, h\u1ec7 th\u1ed1ng c\u1ea7n th\u1eddi gian \u0111\u1ec3 \u0111\u1ea1t tr\u1ea1ng th\u00e1i \u1ed5n \u0111\u1ecbnh.<\/p>\n

Membrane ho\u1ea1t \u0111\u1ed9ng li\u00ean t\u1ee5c v\u00e0 cho kh\u00ed ngay l\u1eadp t\u1ee9c, nh\u01b0ng \u0111\u1ed9 tinh khi\u1ebft c\u00f3 th\u1ec3 dao \u0111\u1ed9ng theo \u0111i\u1ec1u ki\u1ec7n v\u1eadn h\u00e0nh.<\/p>\n

V\u1ec1 thi\u1ebft k\u1ebf v\u00e0 k\u00edch th\u01b0\u1edbc<\/h3>\n

M\u00e1y membrane c\u00f3 thi\u1ebft k\u1ebf nh\u1ecf g\u1ecdn, d\u1ec5 l\u1eafp \u0111\u1eb7t, ph\u00f9 h\u1ee3p v\u1edbi kh\u00f4ng gian h\u1ea1n ch\u1ebf.<\/p>\n

PSA th\u01b0\u1eddng c\u00f3 k\u00edch th\u01b0\u1edbc l\u1edbn h\u01a1n do s\u1eed d\u1ee5ng nhi\u1ec1u th\u00e1p h\u1ea5p ph\u1ee5 v\u00e0 b\u00ecnh ch\u1ee9a.<\/p>\n

V\u1ec1 \u0111\u1ed9 \u1ed3n v\u00e0 v\u1eadn h\u00e0nh<\/h3>\n

PSA c\u00f3 th\u1ec3 ph\u00e1t ra ti\u1ebfng \u1ed3n do qu\u00e1 tr\u00ecnh x\u1ea3 kh\u00ed v\u00e0 chuy\u1ec3n \u0111\u1ed5i \u00e1p su\u1ea5t gi\u1eefa c\u00e1c th\u00e1p.<\/p>\n

Membrane g\u1ea7n nh\u01b0 ho\u1ea1t \u0111\u1ed9ng \u00eam \u00e1i, kh\u00f4ng g\u00e2y ti\u1ebfng \u1ed3n \u0111\u00e1ng k\u1ec3.<\/p>\n

V\u1ec1 chi ph\u00ed \u0111\u1ea7u t\u01b0 v\u00e0 v\u1eadn h\u00e0nh<\/h3>\n

PSA c\u00f3 chi ph\u00ed \u0111\u1ea7u t\u01b0 ban \u0111\u1ea7u cao h\u01a1n nh\u01b0ng chi ph\u00ed v\u1eadn h\u00e0nh th\u1ea5p, \u0111\u1eb7c bi\u1ec7t khi c\u1ea7n \u0111\u1ed9 tinh khi\u1ebft cao.<\/p>\n

Membrane c\u00f3 chi ph\u00ed \u0111\u1ea7u t\u01b0 th\u1ea5p h\u01a1n, b\u1ea3o tr\u00ec \u0111\u01a1n gi\u1ea3n, nh\u01b0ng c\u1ea7n thay m\u00e0ng \u0111\u1ecbnh k\u1ef3.<\/p>\n

Trong d\u00e0i h\u1ea1n, n\u1ebfu y\u00eau c\u1ea7u kh\u00ed tinh khi\u1ebft cao, PSA s\u1ebd ti\u1ebft ki\u1ec7m h\u01a1n.<\/p>\n

\"M\u00e1y<\/a>

M\u00e1y T\u1ea1o Nitrogen Membrane<\/p><\/div>\n

N\u00ean ch\u1ecdn m\u00e1y t\u1ea1o nitrogen PSA<\/a> hay membrane?<\/h2>\n

Vi\u1ec7c l\u1ef1a ch\u1ecdn ph\u1ee5 thu\u1ed9c v\u00e0o nhu c\u1ea7u s\u1eed d\u1ee5ng th\u1ef1c t\u1ebf c\u1ee7a doanh nghi\u1ec7p.<\/p>\n

B\u1ea1n n\u00ean ch\u1ecdn PSA khi c\u1ea7n \u0111\u1ed9 tinh khi\u1ebft cao tr\u00ean 99.5%, l\u01b0u l\u01b0\u1ee3ng l\u1edbn v\u00e0 s\u1eed d\u1ee5ng li\u00ean t\u1ee5c. \u0110\u00e2y l\u00e0 l\u1ef1a ch\u1ecdn ph\u00f9 h\u1ee3p cho ng\u00e0nh th\u1ef1c ph\u1ea9m, \u0111i\u1ec7n t\u1eed, d\u01b0\u1ee3c ph\u1ea9m.<\/p>\n

Ng\u01b0\u1ee3c l\u1ea1i, b\u1ea1n n\u00ean ch\u1ecdn membrane khi kh\u00f4ng gian h\u1ea1n ch\u1ebf, y\u00eau c\u1ea7u \u0111\u1ed9 tinh khi\u1ebft kh\u00f4ng qu\u00e1 cao v\u00e0 c\u1ea7n h\u1ec7 th\u1ed1ng \u0111\u01a1n gi\u1ea3n, d\u1ec5 v\u1eadn h\u00e0nh.<\/p>\n

\u1ee8ng d\u1ee5ng th\u1ef1c t\u1ebf c\u1ee7a t\u1eebng lo\u1ea1i m\u00e1y<\/h2>\n

M\u00e1y PSA th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c ng\u00e0nh:<\/p>\n