{"id":12663,"date":"2026-02-06T08:34:10","date_gmt":"2026-02-06T01:34:10","guid":{"rendered":"https:\/\/phuchungvn.com.vn\/?p=12663"},"modified":"2026-02-25T13:04:39","modified_gmt":"2026-02-25T06:04:39","slug":"cong-nghe-psa-trong-may-tao-khi-ni-to-la-gi","status":"publish","type":"post","link":"https:\/\/phuchungvn.com.vn\/en\/cong-nghe-psa-trong-may-tao-khi-ni-to-la-gi\/","title":{"rendered":"C\u00f4ng Ngh\u1ec7 PSA Trong M\u00e1y T\u1ea1o Kh\u00ed Ni T\u01a1 L\u00e0 G\u00ec?"},"content":{"rendered":"

Trong nhi\u1ec1u n\u0103m l\u00e0m vi\u1ec7c v\u1edbi c\u00e1c h\u1ec7 th\u1ed1ng kh\u00ed c\u00f4ng nghi\u1ec7p, t\u00f4i nh\u1eadn th\u1ea5y nhu c\u1ea7u s\u1eed d\u1ee5ng kh\u00ed ni t\u01a1 (N\u2082)<\/strong> trong s\u1ea3n xu\u1ea5t ng\u00e0y c\u00e0ng t\u0103ng m\u1ea1nh, t\u1eeb th\u1ef1c ph\u1ea9m, d\u01b0\u1ee3c ph\u1ea9m \u0111\u1ebfn c\u01a1 kh\u00ed, \u0111i\u1ec7n t\u1eed v\u00e0 luy\u1ec7n kim. Tuy nhi\u00ean, kh\u00f4ng ph\u1ea3i doanh nghi\u1ec7p n\u00e0o c\u0169ng mu\u1ed1n ph\u1ee5 thu\u1ed9c ho\u00e0n to\u00e0n v\u00e0o vi\u1ec7c mua b\u00ecnh kh\u00ed hay xe b\u1ed3n b\u00ean ngo\u00e0i.<\/p>\n

Ch\u00ednh trong b\u1ed1i c\u1ea3nh \u0111\u00f3, c\u00f4ng ngh\u1ec7 PSA trong m\u00e1y t\u1ea1o kh\u00ed ni t\u01a1<\/strong> tr\u1edf th\u00e0nh m\u1ed9t gi\u1ea3i ph\u00e1p mang t\u00ednh chi\u1ebfn l\u01b0\u1ee3c: gi\u00fap doanh nghi\u1ec7p t\u1ef1 ch\u1ee7 ngu\u1ed3n kh\u00ed N\u2082, gi\u1ea3m chi ph\u00ed d\u00e0i h\u1ea1n v\u00e0 n\u00e2ng cao \u0111\u1ed9 an to\u00e0n v\u1eadn h\u00e0nh<\/strong>. B\u00e0i vi\u1ebft n\u00e0y s\u1ebd gi\u00fap b\u1ea1n hi\u1ec3u r\u00f5 b\u1ea3n ch\u1ea5t c\u00f4ng ngh\u1ec7 PSA, c\u00e1ch n\u00f3 ho\u1ea1t \u0111\u1ed9ng, \u01b0u nh\u01b0\u1ee3c \u0111i\u1ec3m th\u1ef1c t\u1ebf v\u00e0 v\u00ec sao ng\u00e0y c\u00e0ng nhi\u1ec1u nh\u00e0 m\u00e1y l\u1ef1a ch\u1ecdn gi\u1ea3i ph\u00e1p n\u00e0y.<\/p>\n

\"C\u00f4ng<\/a>

C\u00f4ng Ngh\u1ec7 PSA Trong M\u00e1y T\u1ea1o Kh\u00ed Ni T\u01a1 L\u00e0 G\u00ec?<\/p><\/div>\n

C\u00f4ng ngh\u1ec7 PSA trong m\u00e1y t\u1ea1o kh\u00ed ni t\u01a1 l\u00e0 g\u00ec?<\/strong><\/h2>\n

C\u00f4ng ngh\u1ec7 PSA (Pressure Swing Adsorption)<\/strong> l\u00e0 c\u00f4ng ngh\u1ec7 t\u00e1ch kh\u00ed d\u1ef1a tr\u00ean nguy\u00ean l\u00fd h\u1ea5p ph\u1ee5 ch\u1ecdn l\u1ecdc c\u00e1c th\u00e0nh ph\u1ea7n trong kh\u00f4ng kh\u00ed d\u01b0\u1edbi \u00e1p su\u1ea5t thay \u0111\u1ed5i<\/strong>. Trong m\u00e1y t\u1ea1o kh\u00ed ni t\u01a1, PSA \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u00e1ch kh\u00ed N\u2082 ra kh\u1ecfi kh\u00f4ng kh\u00ed m\u00f4i tr\u01b0\u1eddng<\/strong>, lo\u1ea1i b\u1ecf oxy, CO\u2082 v\u00e0 h\u01a1i \u1ea9m.<\/p>\n

Kh\u00f4ng kh\u00ed t\u1ef1 nhi\u00ean ch\u1ee9a kho\u1ea3ng 78% nit\u01a1, 21% oxy v\u00e0 1% c\u00e1c kh\u00ed kh\u00e1c<\/strong>. C\u00f4ng ngh\u1ec7 PSA t\u1eadn d\u1ee5ng \u0111\u1eb7c t\u00ednh v\u1eadt li\u1ec7u h\u1ea5p ph\u1ee5 (th\u01b0\u1eddng l\u00e0 Carbon Molecular Sieve \u2013 CMS) \u0111\u1ec3 gi\u1eef l\u1ea1i oxy v\u00e0 cho ph\u00e9p nit\u01a1 \u0111i qua, t\u1eeb \u0111\u00f3 t\u1ea1o ra d\u00f2ng kh\u00ed N\u2082 c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao.<\/p>\n

\u0110i\u1ec3m c\u1ed1t l\u00f5i c\u1ee7a PSA n\u1eb1m \u1edf vi\u1ec7c lu\u00e2n phi\u00ean thay \u0111\u1ed5i \u00e1p su\u1ea5t<\/strong> gi\u1eefa hai ho\u1eb7c nhi\u1ec1u th\u00e1p h\u1ea5p ph\u1ee5, \u0111\u1ea3m b\u1ea3o qu\u00e1 tr\u00ecnh t\u1ea1o nit\u01a1 di\u1ec5n ra li\u00ean t\u1ee5c, \u1ed5n \u0111\u1ecbnh v\u00e0 kh\u00f4ng c\u1ea7n h\u00f3a ch\u1ea5t<\/strong>.<\/p>\n

Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a c\u00f4ng ngh\u1ec7 PSA t\u1ea1o kh\u00ed ni t\u01a1<\/strong><\/h2>\n

\u1ede g\u00f3c \u0111\u1ed9 k\u1ef9 thu\u1eadt, h\u1ec7 th\u1ed1ng PSA trong m\u00e1y t\u1ea1o kh\u00ed ni t\u01a1 ho\u1ea1t \u0111\u1ed9ng theo m\u1ed9t chu tr\u00ecnh kh\u00e9p k\u00edn, \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u \u0111\u1ec3 \u0111\u1ea1t hi\u1ec7u su\u1ea5t cao nh\u1ea5t.<\/p>\n

Giai \u0111o\u1ea1n n\u00e9n v\u00e0 x\u1eed l\u00fd kh\u00ed \u0111\u1ea7u v\u00e0o<\/p>\n

Kh\u00f4ng kh\u00ed m\u00f4i tr\u01b0\u1eddng tr\u01b0\u1edbc ti\u00ean \u0111\u01b0\u1ee3c m\u00e1y n\u00e9n kh\u00ed<\/strong> h\u00fat v\u00e0o v\u00e0 n\u00e9n \u0111\u1ebfn \u00e1p su\u1ea5t l\u00e0m vi\u1ec7c ph\u00f9 h\u1ee3p. Sau \u0111\u00f3, kh\u00ed n\u00e9n \u0111i qua h\u1ec7 th\u1ed1ng x\u1eed l\u00fd kh\u00ed<\/strong> g\u1ed3m b\u1ed9 l\u1ecdc b\u1ee5i, l\u1ecdc d\u1ea7u v\u00e0 m\u00e1y s\u1ea5y kh\u00ed nh\u1eb1m \u0111\u1ea3m b\u1ea3o kh\u00f4ng kh\u00ed \u0111\u1ea7u v\u00e0o s\u1ea1ch, kh\u00f4 v\u00e0 \u1ed5n \u0111\u1ecbnh.<\/p>\n

\u0110\u00e2y l\u00e0 b\u01b0\u1edbc c\u1ef1c k\u1ef3 quan tr\u1ecdng, b\u1edfi ch\u1ea5t l\u01b0\u1ee3ng kh\u00ed \u0111\u1ea7u v\u00e0o \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn tu\u1ed5i th\u1ecd v\u1eadt li\u1ec7u CMS<\/strong> v\u00e0 \u0111\u1ed9 tinh khi\u1ebft kh\u00ed N\u2082 \u0111\u1ea7u ra.<\/p>\n

Giai \u0111o\u1ea1n h\u1ea5p ph\u1ee5 ch\u1ecdn l\u1ecdc<\/p>\n

Kh\u00ed n\u00e9n s\u1ea1ch \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o th\u00e1p PSA ch\u1ee9a v\u1eadt li\u1ec7u CMS<\/strong>. D\u01b0\u1edbi \u00e1p su\u1ea5t cao, CMS h\u1ea5p ph\u1ee5 m\u1ea1nh oxy, CO\u2082 v\u00e0 h\u01a1i n\u01b0\u1edbc, trong khi kh\u00ed ni t\u01a1 kh\u00f4ng b\u1ecb gi\u1eef l\u1ea1i<\/strong> v\u00e0 \u0111i qua th\u00e1p.<\/p>\n

\u1ede giai \u0111o\u1ea1n n\u00e0y, d\u00f2ng kh\u00ed \u0111\u1ea7u ra \u0111\u00e3 \u0111\u1ea1t \u0111\u01b0\u1ee3c \u0111\u1ed9 tinh khi\u1ebft nit\u01a1 theo thi\u1ebft k\u1ebf, th\u01b0\u1eddng dao \u0111\u1ed9ng t\u1eeb 95% \u0111\u1ebfn 99,999%<\/strong> t\u00f9y c\u1ea5u h\u00ecnh h\u1ec7 th\u1ed1ng.<\/p>\n

Giai \u0111o\u1ea1n t\u00e1i sinh v\u1eadt li\u1ec7u<\/p>\n

Khi CMS trong th\u00e1p h\u1ea5p ph\u1ee5 \u0111\u1ea1t \u0111\u1ebfn gi\u1edbi h\u1ea1n, h\u1ec7 th\u1ed1ng s\u1ebd gi\u1ea3m \u00e1p su\u1ea5t \u0111\u1ed9t ng\u1ed9t<\/strong>, gi\u1ea3i ph\u00f3ng oxy v\u00e0 c\u00e1c kh\u00ed b\u1ecb gi\u1eef l\u1ea1i ra ngo\u00e0i. Qu\u00e1 tr\u00ecnh n\u00e0y g\u1ecdi l\u00e0 t\u00e1i sinh v\u1eadt li\u1ec7u.<\/p>\n

C\u00e1c th\u00e1p PSA s\u1ebd lu\u00e2n phi\u00ean h\u1ea5p ph\u1ee5 \u2013 t\u00e1i sinh<\/strong>, gi\u00fap h\u1ec7 th\u1ed1ng v\u1eadn h\u00e0nh li\u00ean t\u1ee5c m\u00e0 kh\u00f4ng c\u1ea7n d\u1eebng m\u00e1y.<\/p>\n

\ud83d\udc49 Kh\u00e1m ph\u00e1 ngay M\u00e1y t\u1ea1o kh\u00ed Nito (Nitrogen) \u2013 Ph\u00fac H\u01b0ng VN<\/a><\/strong> \u2013 gi\u1ea3i ph\u00e1p s\u1ea3n xu\u1ea5t kh\u00ed Nito ch\u1ea5t l\u01b0\u1ee3ng cao, b\u1ec1n b\u1ec9 v\u00e0 hi\u1ec7u su\u1ea5t \u1ed5n \u0111\u1ecbnh cho \u1ee9ng d\u1ee5ng trong c\u00f4ng nghi\u1ec7p, b\u1ea3o qu\u1ea3n th\u1ef1c ph\u1ea9m, \u0111i\u1ec7n t\u1eed v\u00e0 nhi\u1ec1u l\u0129nh v\u1ef1c kh\u00e1c. Nh\u1ea5n xem chi ti\u1ebft \u0111\u1ec3 ch\u1ecdn \u0111\u01b0\u1ee3c s\u1ea3n ph\u1ea9m ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u c\u1ee7a b\u1ea1n.<\/p>\n

C\u1ea5u t\u1ea1o c\u01a1 b\u1ea3n c\u1ee7a m\u00e1y t\u1ea1o kh\u00ed ni t\u01a1 s\u1eed d\u1ee5ng c\u00f4ng ngh\u1ec7 PSA<\/strong><\/h2>\n

T\u1eeb kinh nghi\u1ec7m tri\u1ec3n khai th\u1ef1c t\u1ebf, m\u1ed9t h\u1ec7 th\u1ed1ng m\u00e1y t\u1ea1o kh\u00ed ni t\u01a1 PSA ti\u00eau chu\u1ea9n th\u01b0\u1eddng bao g\u1ed3m:<\/p>\n