{"id":441,"date":"2026-05-15T03:09:08","date_gmt":"2026-05-15T03:09:08","guid":{"rendered":"https:\/\/kysearo.com\/?p=441"},"modified":"2026-05-20T04:14:17","modified_gmt":"2026-05-20T04:14:17","slug":"8t-h-two-pass-ro-electroplating-ultra-pure-water-system","status":"publish","type":"post","link":"https:\/\/kysearo.com\/vi\/8t-h-two-pass-ro-electroplating-ultra-pure-water-system\/","title":{"rendered":"H\u1ec7 th\u1ed1ng n\u01b0\u1edbc si\u00eau tinh khi\u1ebft RO hai giai \u0111o\u1ea1n cho m\u1ea1 \u0111i\u1ec7n c\u00f4ng su\u1ea5t 8 t\u1ea5n\/gi\u1edd"},"content":{"rendered":"<h2 class=\"wp-block-heading\" id=\"project-background-and-requirements\"><strong>B\u1ed1i c\u1ea3nh v\u00e0 y\u00eau c\u1ea7u c\u1ee7a d\u1ef1 \u00e1n<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Ng\u00e0nh m\u1ea1 \u0111i\u1ec7n \u0111\u1eb7t ra nh\u1eefng y\u00eau c\u1ea7u c\u1ef1c k\u1ef3 kh\u1eaft khe v\u1ec1 ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc. Kh\u00e1c v\u1edbi n\u01b0\u1edbc c\u00f4ng nghi\u1ec7p th\u00f4ng th\u01b0\u1eddng, dung d\u1ecbch b\u1ec3 m\u1ea1 v\u00e0 n\u01b0\u1edbc d\u00f9ng \u0111\u1ec3 l\u00e0m s\u1ea1ch c\u00e1c chi ti\u1ebft \u0111\u00e3 m\u1ea1 ph\u1ea3i \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n \u0111\u1ed9 tinh khi\u1ebft c\u1ef1c cao: ngay c\u1ea3 nh\u1eefng t\u1ea1p ch\u1ea5t \u1edf m\u1ee9c v\u1ebft c\u0169ng c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn m\u1ed9t lo\u1ea1t v\u1ea5n \u0111\u1ec1 v\u1ec1 ch\u1ea5t l\u01b0\u1ee3ng nh\u01b0 gi\u1ea3m \u0111\u1ed9 b\u00e1m d\u00ednh c\u1ee7a l\u1edbp m\u1ea1, xu\u1ea5t hi\u1ec7n c\u00e1c v\u1ebft \u0111\u1ed1m tr\u00ean b\u1ec1 m\u1eb7t v\u00e0 suy gi\u1ea3m kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n. \u0110\u1eb7c bi\u1ec7t trong m\u1ea1 \u0111i\u1ec7n t\u1eed ch\u00ednh x\u00e1c hi\u1ec7n \u0111\u1ea1i, n\u1ed3ng \u0111\u1ed9 ion d\u01b0 trong n\u01b0\u1edbc ph\u1ea3i \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t \u1edf m\u1ee9c ppb (ph\u1ea7n t\u1ef7), khi\u1ebfn c\u00e1c quy tr\u00ecnh trao \u0111\u1ed5i ion truy\u1ec1n th\u1ed1ng ho\u1eb7c th\u1ea9m th\u1ea5u ng\u01b0\u1ee3c m\u1ed9t giai \u0111o\u1ea1n tr\u1edf n\u00ean kh\u00f4ng \u0111\u1ee7 \u0111\u1ec3 \u0111\u00e1p \u1ee9ng y\u00eau c\u1ea7u.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"960\" height=\"720\" src=\"https:\/\/kysearo.com\/wp-content\/uploads\/2026\/05\/RO-Electroplating-Ultra-Pure-Water-System.jpg\" alt=\"H\u1ec7 th\u1ed1ng n\u01b0\u1edbc si\u00eau tinh khi\u1ebft cho m\u1ea1 \u0111i\u1ec7n RO\" class=\"wp-image-442\" srcset=\"https:\/\/kysearo.com\/wp-content\/uploads\/2026\/05\/RO-Electroplating-Ultra-Pure-Water-System.jpg 960w, https:\/\/kysearo.com\/wp-content\/uploads\/2026\/05\/RO-Electroplating-Ultra-Pure-Water-System-300x225.jpg 300w, https:\/\/kysearo.com\/wp-content\/uploads\/2026\/05\/RO-Electroplating-Ultra-Pure-Water-System-768x576.jpg 768w, https:\/\/kysearo.com\/wp-content\/uploads\/2026\/05\/RO-Electroplating-Ultra-Pure-Water-System-16x12.jpg 16w, https:\/\/kysearo.com\/wp-content\/uploads\/2026\/05\/RO-Electroplating-Ultra-Pure-Water-System-600x450.jpg 600w\" sizes=\"auto, (max-width: 960px) 100vw, 960px\" \/><\/figure>\n\n\n\n<div class=\"wp-block-rank-math-toc-block\" id=\"rank-math-toc\"><h2>M\u1ee5c l\u1ee5c<\/h2><nav><ul><li><a href=\"#project-background-and-requirements\">B\u1ed1i c\u1ea3nh v\u00e0 y\u00eau c\u1ea7u c\u1ee7a d\u1ef1 \u00e1n<\/a><\/li><li><a href=\"#raw-water-quality\">Ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc th\u00f4<\/a><\/li><li><a href=\"#two-stage-ro-process\">Quy tr\u00ecnh th\u1ea9m th\u1ea5u ng\u01b0\u1ee3c hai giai \u0111o\u1ea1n<\/a><ul><li><a href=\"#1-mmf-mcf-pretreatment\">1. X\u1eed l\u00fd s\u01a1 b\u1ed9 MMF+MCF<\/a><\/li><li><a href=\"#2-flocculation-scale-inhibition-synergistic-chemical-dosage\">2. Li\u1ec1u l\u01b0\u1ee3ng h\u00f3a ch\u1ea5t k\u1ebft h\u1ee3p \u0111\u1ec3 \u1ee9c ch\u1ebf s\u1ef1 h\u00ecnh th\u00e0nh c\u1eb7n v\u00e0 b\u00e1m b\u1ea9n<\/a><\/li><li><a href=\"#3-security-filtration-the-protective-barrier-of-the-membrane-system\">3. L\u1ecdc an to\u00e0n: h\u00e0ng r\u00e0o b\u1ea3o v\u1ec7 c\u1ee7a h\u1ec7 th\u1ed1ng m\u00e0ng<\/a><\/li><li><a href=\"#4-two-stage-ro-deep-desalination-core-purification-unit\">4. H\u1ec7 th\u1ed1ng kh\u1eed mu\u1ed1i s\u00e2u b\u1eb1ng th\u1ea9m th\u1ea5u ng\u01b0\u1ee3c hai giai \u0111o\u1ea1n: B\u1ed9 ph\u1eadn l\u1ecdc ch\u00ednh<\/a><\/li><li><a href=\"#5-product-water-and-water-supply-system\">5. N\u01b0\u1edbc sinh ho\u1ea1t v\u00e0 h\u1ec7 th\u1ed1ng c\u1ea5p n\u01b0\u1edbc<\/a><\/li><li><a href=\"#6-cip-online-cleaning\">6. V\u1ec7 sinh tr\u1ef1c tuy\u1ebfn CIP<\/a><\/li><\/ul><\/li><li><a href=\"#system-advantages\">\u01afu \u0111i\u1ec3m c\u1ee7a h\u1ec7 th\u1ed1ng<\/a><ul><li><a href=\"#1-water-quality-benefits\">1. L\u1ee3i \u00edch v\u1ec1 ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc<\/a><\/li><li><a href=\"#2-energy-saving-and-consumption-reduction\">2. Ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng v\u00e0 gi\u1ea3m ti\u00eau th\u1ee5<\/a><\/li><li><a href=\"#3-inter-stage-energy-coupling\">3. K\u1ebft n\u1ed1i n\u0103ng l\u01b0\u1ee3ng gi\u1eefa c\u00e1c giai \u0111o\u1ea1n<\/a><\/li><\/ul><\/li><li><a href=\"#challenges\">Nh\u1eefng th\u00e1ch th\u1ee9c<\/a><ul><li><a href=\"#1-biofouling-control\">1. Ki\u1ec3m so\u00e1t s\u1ef1 b\u00e1m d\u00ednh sinh h\u1ecdc<\/a><\/li><li><a href=\"#2-concentrate-water-salt-balance\">2. C\u00e2n b\u1eb1ng n\u01b0\u1edbc v\u00e0 mu\u1ed1i<\/a><\/li><li><a href=\"#3-stable-operation\">3. Ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">D\u1ef1 \u00e1n nh\u00e0 m\u00e1y m\u1ea1 \u0111i\u1ec7n n\u00e0y t\u1ecda l\u1ea1c t\u1ea1i m\u1ed9t khu c\u00f4ng nghi\u1ec7p, ch\u1ee7 y\u1ebfu ph\u1ee5c v\u1ee5 c\u00e1c d\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t x\u1eed l\u00fd b\u1ec1 m\u1eb7t ph\u1ee5 t\u00f9ng \u00f4 t\u00f4. Ngay t\u1eeb khi b\u1eaft \u0111\u1ea7u thi\u1ebft k\u1ebf d\u1ef1 \u00e1n, ba m\u1ee5c ti\u00eau c\u1ed1t l\u00f5i \u0111\u00e3 \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh: th\u1ee9 nh\u1ea5t, cung c\u1ea5p \u1ed5n \u0111\u1ecbnh 8 t\u1ea5n n\u01b0\u1edbc si\u00eau tinh khi\u1ebft m\u1ed7i gi\u1edd v\u1edbi \u0111i\u1ec7n tr\u1edf su\u1ea5t \u226515 M\u03a9\u00b7cm; th\u1ee9 hai, gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 \u0111\u1ed9 m\u1eb7n trung b\u00ecnh c\u1ee7a n\u01b0\u1edbc th\u00f4 v\u1edbi gi\u00e1 tr\u1ecb TDS l\u00e0 230, \u0111\u1ea3m b\u1ea3o t\u1ef7 l\u1ec7 kh\u1eed mu\u1ed1i c\u1ee7a h\u1ec7 th\u1ed1ng duy tr\u00ec tr\u00ean 98,1% trong d\u00e0i h\u1ea1n; v\u00e0 th\u1ee9 ba, \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u nghi\u00eam ng\u1eb7t v\u1ec1 ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc \u0111\u1ed3ng th\u1eddi ki\u1ec3m so\u00e1t ch\u1eb7t ch\u1ebd m\u1ee9c ti\u00eau th\u1ee5 n\u0103ng l\u01b0\u1ee3ng v\u00e0 chi ph\u00ed v\u1eadn h\u00e0nh.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sau khi \u0111\u00e1nh gi\u00e1 to\u00e0n di\u1ec7n, ch\u00fang t\u00f4i \u0111\u00e3 \u00e1p d\u1ee5ng quy tr\u00ecnh th\u1ea9m th\u1ea5u ng\u01b0\u1ee3c hai giai \u0111o\u1ea1n l\u00e0m ph\u01b0\u01a1ng ph\u00e1p k\u1ef9 thu\u1eadt c\u1ed1t l\u00f5i. Giai \u0111o\u1ea1n RO \u0111\u1ea7u ti\u00ean lo\u1ea1i b\u1ecf ph\u1ea7n l\u1edbn c\u00e1c mu\u1ed1i h\u00f2a tan, trong khi giai \u0111o\u1ea1n RO th\u1ee9 hai th\u1ef1c hi\u1ec7n qu\u00e1 tr\u00ecnh l\u1ecdc s\u00e2u. Thi\u1ebft k\u1ebf l\u1ecdc tu\u1ea7n t\u1ef1 n\u00e0y kh\u00f4ng ch\u1ec9 \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc \u0111\u1ea7u ra m\u00e0 c\u00f2n gi\u00fap k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd c\u1ee7a c\u00e1c b\u1ed9 ph\u1eadn m\u00e0ng l\u1ecdc ch\u00ednh nh\u1edd quy tr\u00ecnh x\u1eed l\u00fd theo t\u1eebng giai \u0111o\u1ea1n.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter\"><img decoding=\"async\" src=\"https:\/\/kysearo.com\/wp-content\/uploads\/2025\/08\/ro-pure-water-system.jpg\" alt=\"H\u1ec7 th\u1ed1ng n\u01b0\u1edbc tinh khi\u1ebft RO\" class=\"wp-image-6796\"\/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"raw-water-quality\"><strong>Ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc th\u00f4<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Ngu\u1ed3n n\u01b0\u1edbc c\u1ee7a d\u1ef1 \u00e1n l\u00e0 n\u01b0\u1edbc m\u00e1y th\u00e0nh ph\u1ed1 v\u1edbi gi\u00e1 tr\u1ecb TDS \u1ed5n \u0111\u1ecbnh \u1edf m\u1ee9c kho\u1ea3ng 230 mg\/L, thu\u1ed9c ph\u1ea1m vi \u0111\u1ed9 m\u1eb7n trung b\u00ecnh. B\u00e1o c\u00e1o ph\u00e2n t\u00edch ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc cho th\u1ea5y c\u00e1c ion c\u1ee9ng canxi v\u00e0 magi\u00ea chi\u1ebfm h\u01a1n 40% t\u1ed5ng l\u01b0\u1ee3ng, c\u00f9ng v\u1edbi l\u01b0\u1ee3ng nh\u1ecf s\u1eaft, mangan v\u00e0 c\u00e1c ch\u1ea5t \u00f4 nhi\u1ec5m h\u1eefu c\u01a1 c\u0169ng \u0111\u01b0\u1ee3c ph\u00e1t hi\u1ec7n. C\u00e1c \u0111\u1eb7c t\u00ednh ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc n\u00e0y ti\u1ec1m \u1ea9n r\u1ee7i ro trong qu\u00e1 tr\u00ecnh x\u1eed l\u00fd th\u1ea9m th\u1ea5u ng\u01b0\u1ee3c: c\u00e1c ion c\u1ee9ng c\u00f3 xu h\u01b0\u1edbng t\u1ea1o c\u1eb7n tr\u00ean b\u1ec1 m\u1eb7t m\u00e0ng; ch\u1ea5t h\u1eefu c\u01a1 d\u1ea1ng keo c\u00f3 th\u1ec3 g\u00e2y t\u1eafc ngh\u1ebdn l\u1ed7 r\u1ed7ng m\u00e0ng; v\u00e0 clo d\u01b0 c\u00f3 th\u1ec3 oxy h\u00f3a v\u00e0 l\u00e0m h\u1ecfng l\u1edbp ho\u1ea1t t\u00ednh c\u1ee7a m\u00e0ng RO polyamide.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c quy tr\u00ecnh m\u1ea1 \u0111i\u1ec7n \u0111\u1eb7t ra nh\u1eefng y\u00eau c\u1ea7u c\u1ef1c k\u1ef3 kh\u1eaft khe \u0111\u1ed1i v\u1edbi c\u00e1c th\u00f4ng s\u1ed1 ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc quan tr\u1ecdng: ngo\u00e0i vi\u1ec7c ki\u1ec3m so\u00e1t ch\u1eb7t ch\u1ebd \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n (\u22645 \u03bcS\/cm), n\u1ed3ng \u0111\u1ed9 c\u00e1c ion c\u1ee5 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng l\u1edbp m\u1ea1 ph\u1ea3i \u0111\u01b0\u1ee3c gi\u1ea3m xu\u1ed1ng m\u1ee9c ppb. V\u00ed d\u1ee5:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>N\u1ed3ng \u0111\u1ed9 ion clorua &gt; 0,1 ppm l\u00e0m t\u0103ng t\u1ed1c \u0111\u1ed9 ph\u00e2n h\u1ee7y c\u1ee7a dung d\u1ecbch m\u1ea1 \u0111i\u1ec7n kim lo\u1ea1i qu\u00fd<\/li>\n\n\n\n<li>N\u1ed3ng \u0111\u1ed9 silicat &gt; 0,05 ppm s\u1ebd g\u00e2y ra c\u00e1c v\u1ebft m\u1edd tr\u00ean l\u1edbp m\u1ea1<\/li>\n\n\n\n<li>C\u00e1c t\u00e0n d\u01b0 vi khu\u1ea9n s\u1ebd l\u00e0m \u00f4 nhi\u1ec5m b\u1ec3 m\u1ea1 v\u00e0 g\u00e2y ra s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a n\u1ea5m m\u1ed1c tr\u00ean s\u1ea3n ph\u1ea9m<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ec3 gi\u1ea3i quy\u1ebft th\u00e1ch th\u1ee9c n\u00e0y, thi\u1ebft k\u1ebf h\u1ec7 th\u1ed1ng kh\u00f4ng ch\u1ec9 ph\u1ea3i \u0111\u1ea3m b\u1ea3o qu\u00e1 tr\u00ecnh kh\u1eed mu\u1ed1i di\u1ec5n ra hi\u1ec7u qu\u1ea3 m\u00e0 c\u00f2n ph\u1ea3i thi\u1ebft l\u1eadp nhi\u1ec1u bi\u1ec7n ph\u00e1p b\u1ea3o v\u1ec7: ng\u0103n ch\u1eb7n c\u00e1c h\u1ea1t keo ngay t\u1eeb ngu\u1ed3n, v\u00f4 hi\u1ec7u h\u00f3a nguy c\u01a1 t\u1eeb clo d\u01b0 v\u00e0 \u1ee9c ch\u1ebf xu h\u01b0\u1edbng \u0111\u00f3ng c\u1eb7n, t\u1eeb \u0111\u00f3 \u0111\u1ea3m b\u1ea3o h\u1ec7 th\u1ed1ng RO hai giai \u0111o\u1ea1n v\u1eadn h\u00e0nh \u1ed5n \u0111\u1ecbnh trong d\u00e0i h\u1ea1n.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"two-stage-ro-process\"><strong>Quy tr\u00ecnh th\u1ea9m th\u1ea5u ng\u01b0\u1ee3c hai giai \u0111o\u1ea1n<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"1-mmf-mcf-pretreatment\"><strong>1. X\u1eed l\u00fd s\u01a1 b\u1ed9 MMF+MCF<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ed9 l\u1ecdc \u0111a t\u1ea7ng (MMF) \u0111\u00f3ng vai tr\u00f2 l\u00e0 \u201cng\u01b0\u1eddi g\u00e1c c\u1ed5ng tuy\u1ebfn \u0111\u1ea7u\u201d c\u1ee7a h\u1ec7 th\u1ed1ng, \u0111\u01b0\u1ee3c l\u1ea5p \u0111\u1ea7y b\u1eb1ng v\u1eadt li\u1ec7u l\u1ecdc c\u00e1t th\u1ea1ch anh hai l\u1edbp (l\u1edbp tr\u00ean 0,6\u20131,2 mm, l\u1edbp d\u01b0\u1edbi 2\u20134 mm) \u0111\u1ec3 t\u1ea1o th\u00e0nh c\u1ea5u tr\u00fac l\u1ecdc theo \u0111\u1ed9 d\u1ed1c. Khi n\u01b0\u1edbc ch\u1ea3y xu\u1ed1ng qua l\u1edbp l\u1ecdc, c\u00e1c h\u1ea1t l\u01a1 l\u1eedng \u0111\u01b0\u1ee3c gi\u1eef l\u1ea1i d\u1ea7n d\u1ea7n, \u0111\u1ed9 \u0111\u1ee5c \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t \u1ed5n \u0111\u1ecbnh \u1edf m\u1ee9c \u22641 NTU. Khi ch\u00eanh l\u1ec7ch \u00e1p su\u1ea5t v\u01b0\u1ee3t qu\u00e1 0,05 MPa, h\u1ec7 th\u1ed1ng s\u1ebd t\u1ef1 \u0111\u1ed9ng kh\u1edfi \u0111\u1ed9ng qu\u00e1 tr\u00ecnh r\u1eeda ng\u01b0\u1ee3c k\u1ebft h\u1ee3p kh\u00f4ng kh\u00ed-n\u01b0\u1edbc, v\u1edbi n\u01b0\u1edbc \u00e1p l\u1ef1c cao ch\u1ea3y ng\u01b0\u1ee3c l\u00ean \u0111\u1ec3 l\u00e0m s\u1ea1ch l\u1edbp l\u1ecdc, kh\u00f4i ph\u1ee5c hi\u1ec7u su\u1ea5t l\u1ecdc.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ed9 l\u1ecdc than ho\u1ea1t t\u00ednh ti\u1ebfp theo (MCF) \u0111\u01b0\u1ee3c n\u1ea1p b\u1eb1ng v\u1eadt li\u1ec7u l\u1ecdc than ho\u1ea1t t\u00ednh t\u1eeb v\u1ecf d\u1eeba, c\u00f3 kh\u1ea3 n\u0103ng h\u1ea5p ph\u1ee5 clo d\u01b0, ch\u1ea5t h\u1eefu c\u01a1 v\u00e0 m\u1ed9t s\u1ed1 kim lo\u1ea1i n\u1eb7ng nh\u1edd c\u1ea5u tr\u00fac vi x\u1ed1p ph\u00e1t tri\u1ec3n cao. \u1ede \u0111\u00e2y, than ho\u1ea1t t\u00ednh c\u00f3 kh\u1ea3 n\u0103ng h\u1ea5p ph\u1ee5 cao v\u1edbi gi\u00e1 tr\u1ecb i-\u1ed1t \u2265950 mg\/g \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o n\u1ed3ng \u0111\u1ed9 clo d\u01b0 trong n\u01b0\u1edbc th\u1ea3i \u22640,1 ppm, lo\u1ea1i b\u1ecf ho\u00e0n to\u00e0n nguy c\u01a1 c\u00e1c ch\u1ea5t oxy h\u00f3a g\u00e2y h\u1ea1i cho m\u00e0ng RO ti\u1ebfp theo. L\u1edbp than ho\u1ea1t t\u00ednh c\u0169ng lo\u1ea1i b\u1ecf m\u00e0u l\u1ea1 v\u00e0 m\u00f9i h\u00f4i, c\u1ea3i thi\u1ec7n c\u00e1c ch\u1ec9 s\u1ed1 c\u1ea3m quan v\u1ec1 ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc v\u00e0 t\u1ea1o \u0111i\u1ec1u ki\u1ec7n n\u01b0\u1edbc c\u1ea5p l\u00fd t\u01b0\u1edfng cho h\u1ec7 th\u1ed1ng th\u1ea9m th\u1ea5u ng\u01b0\u1ee3c.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"2-flocculation-scale-inhibition-synergistic-chemical-dosage\"><strong>2. Li\u1ec1u l\u01b0\u1ee3ng h\u00f3a ch\u1ea5t k\u1ebft h\u1ee3p \u0111\u1ec3 \u1ee9c ch\u1ebf s\u1ef1 h\u00ecnh th\u00e0nh c\u1eb7n v\u00e0 b\u00e1m b\u1ea9n<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Hai h\u1ec7 th\u1ed1ng \u0111\u1ecbnh l\u01b0\u1ee3ng \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t t\u1ea1i khu v\u1ef1c x\u1eed l\u00fd sau, d\u00f9ng \u0111\u1ec3 b\u01a1m c\u00e1c ch\u1ea5t keo t\u1ee5 chuy\u00ean d\u1ee5ng v\u00e0 ch\u1ea5t \u1ee9c ch\u1ebf c\u1eb7n. Ch\u1ea5t keo t\u1ee5 s\u1eed d\u1ee5ng c\u00f4ng th\u1ee9c PAC (poly aluminum chloride), gi\u00fap ho\u00e0n t\u1ea5t c\u00e1c ph\u1ea3n \u1ee9ng keo t\u1ee5 vi m\u00f4 trong khu v\u1ef1c tr\u1ed9n c\u1ee7a \u0111\u01b0\u1eddng \u1ed1ng, l\u00e0m k\u1ebft t\u1ee5 c\u00e1c h\u1ea1t keo c\u00f3 k\u00edch th\u01b0\u1edbc nano trong n\u01b0\u1edbc th\u00e0nh c\u00e1c b\u00f4ng keo l\u1edbn h\u01a1n \u0111\u1ec3 d\u1ec5 d\u00e0ng lo\u1ea1i b\u1ecf h\u01a1n trong c\u00e1c b\u01b0\u1edbc ti\u1ebfp theo. Qu\u00e1 tr\u00ecnh n\u00e0y gi\u00fap gi\u1ea3m ch\u1ec9 s\u1ed1 SDI xu\u1ed1ng \u22643, t\u1eeb \u0111\u00f3 gi\u1ea3m \u0111\u00e1ng k\u1ec3 t\u1ea3i l\u01b0\u1ee3ng \u00f4 nhi\u1ec5m l\u00ean m\u00e0ng RO.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Quy tr\u00ecnh \u0111\u1ecbnh l\u01b0\u1ee3ng ch\u1ea5t \u1ee9c ch\u1ebf c\u1eb7n s\u1eed d\u1ee5ng c\u00f4ng th\u1ee9c polymer h\u1eefu c\u01a1 hi\u1ec7u su\u1ea5t cao v\u1edbi c\u1ea5u tr\u00fac ph\u00e2n t\u1eed ch\u1ee9a nhi\u1ec1u nh\u00f3m chelate, cho ph\u00e9p h\u00ecnh th\u00e0nh c\u00e1c ph\u1ee9c h\u1ee3p h\u00f2a tan v\u1edbi c\u00e1c ion canxi v\u00e0 magi\u00ea. Ngay c\u1ea3 khi n\u01b0\u1edbc c\u1ea5p \u0111\u01b0\u1ee3c c\u00f4 \u0111\u1eb7c g\u1ea5p b\u1ed1n l\u1ea7n, ch\u1ea5t \u1ee9c ch\u1ebf c\u1eb7n v\u1eabn \u1ee9c ch\u1ebf hi\u1ec7u qu\u1ea3 s\u1ef1 k\u1ebft t\u1ee7a c\u1ee7a c\u00e1c tinh th\u1ec3 canxi cacbonat v\u00e0 canxi sunfat, gi\u00fap n\u00e2ng cao t\u1ef7 l\u1ec7 thu h\u1ed3i c\u1ee7a h\u1ec7 th\u1ed1ng l\u00ean tr\u00ean 65% (TP3T), v\u01b0\u1ee3t xa gi\u1edbi h\u1ea1n tr\u00ean 50% (TP3T) c\u1ee7a c\u00e1c quy tr\u00ecnh l\u00e0m m\u1ec1m truy\u1ec1n th\u1ed1ng.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"3-security-filtration-the-protective-barrier-of-the-membrane-system\"><strong>3. L\u1ecdc an to\u00e0n: h\u00e0ng r\u00e0o b\u1ea3o v\u1ec7 c\u1ee7a h\u1ec7 th\u1ed1ng m\u00e0ng<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Tr\u01b0\u1edbc khi \u0111i v\u00e0o m\u00e0ng RO, n\u01b0\u1edbc s\u1ebd ch\u1ea3y qua b\u1ed9 l\u1ecdc an to\u00e0n ch\u00ednh x\u00e1c 5\u03bcm. Giai \u0111o\u1ea1n n\u00e0y s\u1eed d\u1ee5ng l\u00f5i l\u1ecdc polypropylene th\u1ed5i n\u00f3ng \u0111\u1ec3 gi\u1eef l\u1ea1i ho\u00e0n to\u00e0n c\u00e1c h\u1ea1t ho\u1eb7c m\u1ea3nh v\u1ee5n than ho\u1ea1t t\u00ednh m\u00e0 qu\u00e1 tr\u00ecnh ti\u1ec1n x\u1eed l\u00fd c\u00f3 th\u1ec3 \u0111\u00e3 b\u1ecf s\u00f3t. L\u00e0 h\u00e0ng r\u00e0o c\u01a1 h\u1ecdc cu\u1ed1i c\u00f9ng, b\u1ed9 l\u1ecdc an to\u00e0n b\u1ea3o v\u1ec7 b\u01a1m \u00e1p su\u1ea5t cao v\u00e0 m\u00e0ng RO kh\u1ecfi b\u1ecb h\u01b0 h\u1ea1i do c\u00e1c h\u1ea1t c\u1ee9ng, \u0111\u1ed3ng th\u1eddi s\u1ef1 thay \u0111\u1ed5i ch\u00eanh l\u1ec7ch \u00e1p su\u1ea5t c\u1ee7a n\u00f3 \u0111\u00f3ng vai tr\u00f2 l\u00e0 ch\u1ec9 s\u1ed1 quan tr\u1ecdng \u0111\u00e1nh gi\u00e1 hi\u1ec7u qu\u1ea3 c\u1ee7a qu\u00e1 tr\u00ecnh ti\u1ec1n x\u1eed l\u00fd.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"4-two-stage-ro-deep-desalination-core-purification-unit\"><strong>4. H\u1ec7 th\u1ed1ng kh\u1eed mu\u1ed1i s\u00e2u b\u1eb1ng th\u1ea9m th\u1ea5u ng\u01b0\u1ee3c hai giai \u0111o\u1ea1n: B\u1ed9 ph\u1eadn l\u1ecdc ch\u00ednh<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">H\u1ec7 th\u1ed1ng RO giai \u0111o\u1ea1n \u0111\u1ea7u \u0111\u01b0\u1ee3c trang b\u1ecb m\u00e0ng composite ch\u1ed1ng \u00f4 nhi\u1ec5m hi\u1ec7u su\u1ea5t cao, ho\u1ea1t \u0111\u1ed9ng \u1edf \u00e1p su\u1ea5t 1,0\u20131,5 MPa, v\u1edbi t\u1ef7 l\u1ec7 kh\u1eed mu\u1ed1i lu\u00f4n duy tr\u00ec tr\u00ean 97,1%. B\u01a1m cao \u00e1p \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p thi\u1ebft b\u1ecb thu h\u1ed3i n\u0103ng l\u01b0\u1ee3ng PX, chuy\u1ec3n tr\u1ef1c ti\u1ebfp \u00e1p su\u1ea5t n\u01b0\u1edbc c\u00f4 \u0111\u1eb7c sang n\u01b0\u1edbc \u0111\u1ea7u v\u00e0o, gi\u00fap gi\u1ea3m \u0111\u00e1ng k\u1ec3 m\u1ee9c ti\u00eau th\u1ee5 n\u0103ng l\u01b0\u1ee3ng. \u0110\u1ed9 d\u1eabn \u0111i\u1ec7n c\u1ee7a n\u01b0\u1edbc th\u00e0nh ph\u1ea9m giai \u0111o\u1ea1n \u0111\u1ea7u c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c gi\u1ea3m xu\u1ed1ng d\u01b0\u1edbi 10 \u03bcS\/cm, \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u \u0111\u1ed1i v\u1edbi n\u01b0\u1edbc l\u00e0m s\u1ea1ch th\u00f4ng th\u01b0\u1eddng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">H\u1ec7 th\u1ed1ng RO giai \u0111o\u1ea1n hai s\u1eed d\u1ee5ng m\u00e0ng chuy\u00ean d\u1ee5ng c\u00f3 kh\u1ea3 n\u0103ng ch\u1ecdn l\u1ecdc boron \u0111\u1ec3 lo\u1ea1i b\u1ecf m\u1ed9t c\u00e1ch c\u00f3 ch\u1ecdn l\u1ecdc c\u00e1c ch\u1ea5t ion h\u00f3a y\u1ebfu nh\u01b0 boron v\u00e0 silic \u2013 nh\u1eefng ch\u1ea5t kh\u00f3 lo\u1ea1i b\u1ecf \u1edf giai \u0111o\u1ea1n \u0111\u1ea7u. Giai \u0111o\u1ea1n n\u00e0y ho\u1ea1t \u0111\u1ed9ng \u1edf \u00e1p su\u1ea5t kho\u1ea3ng 1,0 MPa, s\u1eed d\u1ee5ng n\u01b0\u1edbc tinh khi\u1ebft t\u1eeb giai \u0111o\u1ea1n \u0111\u1ea7u ti\u00ean l\u00e0m n\u01b0\u1edbc c\u1ea5p \u0111\u1ec3 tr\u00e1nh r\u1ee7i ro \u00f4 nhi\u1ec5m, t\u1eeb \u0111\u00f3 k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd m\u00e0ng h\u01a1n 30%. \u0110\u1ed9 d\u1eabn \u0111i\u1ec7n c\u1ee7a n\u01b0\u1edbc s\u1ea3n ph\u1ea9m RO th\u1ee9 c\u1ea5p \u0111\u01b0\u1ee3c \u1ed5n \u0111\u1ecbnh d\u01b0\u1edbi 2 \u03bcS\/cm (\u0111i\u1ec7n tr\u1edf su\u1ea5t \u2265 5 M\u03a9\u00b7cm), v\u1edbi c\u00e1c ch\u1ec9 s\u1ed1 c\u1ed1t l\u00f5i \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n v\u1ec1 chu\u1ea9n b\u1ecb dung d\u1ecbch b\u1ec3 m\u1ea1 \u0111i\u1ec7n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea3ng so s\u00e1nh c\u00e1c ch\u1ec9 s\u1ed1 hi\u1ec7u su\u1ea5t ch\u00ednh (KPI) cho h\u1ec7 th\u1ed1ng n\u01b0\u1edbc tinh khi\u1ebft trong m\u1ea1 \u0111i\u1ec7n<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-left\" data-align=\"left\">Tham s\u1ed1<\/th><th class=\"has-text-align-left\" data-align=\"left\">N\u01b0\u1edbc th\u00f4<\/th><th class=\"has-text-align-left\" data-align=\"left\">Ch\u1ec9 c\u1ea7n m\u1ed9t l\u1ea7n<\/th><th class=\"has-text-align-left\" data-align=\"left\">Hai \u0111\u01b0\u1eddng chuy\u1ec1n<\/th><th class=\"has-text-align-left\" data-align=\"left\">Ti\u00eau chu\u1ea9n m\u1ea1 \u0111i\u1ec7n<\/th><\/tr><\/thead><tbody><tr><td>TDS (mg\/L)<\/td><td>230<\/td><td>\u226410<\/td><td>\u22641<\/td><td>\u22645<\/td><\/tr><tr><td>\u0110\u1ed9 d\u1eabn \u0111i\u1ec7n (\u03bcS\/cm)<\/td><td>480<\/td><td>\u226410<\/td><td>\u22642<\/td><td>\u22645<\/td><\/tr><tr><td>H\u00e0m l\u01b0\u1ee3ng clo d\u01b0 (mg\/L)<\/td><td>0.5<\/td><td>&lt;0,01<\/td><td>&lt;0,01<\/td><td>&lt;0,1<\/td><\/tr><tr><td>SiO\u2082 (ppb)<\/td><td>1200<\/td><td>\u2264100<\/td><td>\u226420<\/td><td>\u226450<\/td><\/tr><tr><td>\u0110\u1ed9 c\u1ee9ng (mg\/L)<\/td><td>95<\/td><td>\u22642<\/td><td>\u22640,1<\/td><td>\u22640,5<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<figure class=\"wp-block-image aligncenter\"><img decoding=\"async\" src=\"https:\/\/kysearo.com\/wp-content\/uploads\/2025\/08\/pure-water-system-packing.jpg\" alt=\"V\u1eadt li\u1ec7u \u0111\u1ec7m cho h\u1ec7 th\u1ed1ng n\u01b0\u1edbc tinh khi\u1ebft\" class=\"wp-image-6797\"\/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"5-product-water-and-water-supply-system\"><strong>5. N\u01b0\u1edbc sinh ho\u1ea1t v\u00e0 h\u1ec7 th\u1ed1ng c\u1ea5p n\u01b0\u1edbc<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ec3 ch\u1ee9a n\u01b0\u1edbc b\u1eb1ng nh\u1ef1a PE \u0111\u1ea1t ti\u00eau chu\u1ea9n th\u1ef1c ph\u1ea9m c\u00f3 dung t\u00edch 8m\u00b3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m b\u1ec3 ch\u1ee9a n\u01b0\u1edbc th\u00e0nh ph\u1ea9m, \u0111\u01b0\u1ee3c trang b\u1ecb h\u1ec7 th\u1ed1ng b\u1ea3o v\u1ec7 b\u1eb1ng nit\u01a1 \u0111\u1ec3 ng\u0103n kh\u00ed carbon dioxide trong kh\u00f4ng kh\u00ed h\u00f2a tan v\u00e0o n\u01b0\u1edbc v\u00e0 l\u00e0m t\u0103ng \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n. M\u1ee9c n\u01b0\u1edbc trong b\u1ec3 \u0111\u01b0\u1ee3c li\u00ean k\u1ebft v\u1edbi h\u1ec7 th\u1ed1ng RO \u0111\u1ec3 \u0111i\u1ec1u khi\u1ec3n; khi m\u1ee9c n\u01b0\u1edbc cao, h\u1ec7 th\u1ed1ng s\u1ebd t\u1ef1 \u0111\u1ed9ng ng\u1eebng ho\u1ea1t \u0111\u1ed9ng, c\u00f2n khi m\u1ee9c n\u01b0\u1edbc th\u1ea5p, h\u1ec7 th\u1ed1ng s\u1ebd t\u1ef1 \u0111\u1ed9ng b\u01a1m n\u01b0\u1edbc b\u1ed5 sung.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">H\u1ec7 th\u1ed1ng c\u1ea5p n\u01b0\u1edbc s\u1eed d\u1ee5ng c\u00f4ng ngh\u1ec7 \u0111i\u1ec1u khi\u1ec3n t\u1ea7n s\u1ed1 bi\u1ebfn \u0111\u1ed5i \u00e1p su\u1ea5t \u1ed5n \u0111\u1ecbnh \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u00e1p su\u1ea5t n\u01b0\u1edbc \u1ed5n \u0111\u1ecbnh t\u1ea1i c\u00e1c \u0111i\u1ec3m c\u1ea5p n\u01b0\u1edbc cu\u1ed1i \u0111\u01b0\u1eddng \u1ed1ng trong x\u01b0\u1edfng \u1edf m\u1ee9c 0,3 MPa \u00b1 0,02. Thi\u1ebft k\u1ebf h\u1ec7 th\u1ed1ng \u1ed1ng d\u1eabn t\u1ea1o th\u00e0nh m\u1ed9t v\u00f2ng l\u1eb7p k\u00edn nh\u1eb1m ng\u0103n ch\u1eb7n s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a vi sinh v\u1eadt trong c\u00e1c v\u00f9ng ch\u1ebft. \u0110\u1ea7u cu\u1ed1i \u0111\u01b0\u1ee3c trang b\u1ecb h\u1ec7 th\u1ed1ng kh\u1eed tr\u00f9ng b\u1eb1ng tia UV + b\u1ed9 l\u1ecdc ch\u00ednh x\u00e1c 0,2 \u03bcm \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng t\u1eebng gi\u1ecdt n\u01b0\u1edbc \u0111\u1ec1u \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n vi sinh \u0111\u1ed1i v\u1edbi n\u01b0\u1edbc ti\u00eam d\u01b0\u1ee3c ph\u1ea9m theo quy \u0111\u1ecbnh trong d\u01b0\u1ee3c \u0111i\u1ec3n.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"6-cip-online-cleaning\"><strong>6. V\u1ec7 sinh tr\u1ef1c tuy\u1ebfn CIP<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">H\u1ec7 th\u1ed1ng t\u00edch h\u1ee3p thi\u1ebft b\u1ecb l\u00e0m s\u1ea1ch t\u1ea1i ch\u1ed7 (CIP), bao g\u1ed3m b\u1ec3 l\u00e0m s\u1ea1ch, b\u1ed9 gia nhi\u1ec7t, b\u01a1m tu\u1ea7n ho\u00e0n v\u00e0 h\u1ec7 th\u1ed1ng \u1ed1ng d\u1eabn chuy\u00ean d\u1ee5ng. Khi ch\u00eanh l\u1ec7ch \u00e1p su\u1ea5t m\u00e0ng RO t\u0103ng 15% ho\u1eb7c s\u1ea3n l\u01b0\u1ee3ng n\u01b0\u1edbc \u0111\u1ea1t ti\u00eau chu\u1ea9n gi\u1ea3m 10%, h\u1ec7 th\u1ed1ng s\u1ebd t\u1ef1 \u0111\u1ed9ng th\u00f4ng b\u00e1o c\u1ea7n ti\u1ebfn h\u00e0nh l\u00e0m s\u1ea1ch. C\u00e1c dung d\u1ecbch l\u00e0m s\u1ea1ch \u0111\u01b0\u1ee3c t\u00f9y ch\u1ec9nh s\u1ebd \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng cho c\u00e1c lo\u1ea1i \u00f4 nhi\u1ec5m kh\u00e1c nhau:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u00d4 nhi\u1ec5m d\u1ea1ng keo: Dung d\u1ecbch axit xitric c\u00f3 pH 2-3<\/li>\n\n\n\n<li>\u00d4 nhi\u1ec5m sinh h\u1ecdc: h\u1ed7n h\u1ee3p hydrogen peroxide v\u00e0 ch\u1ea5t ho\u1ea1t \u0111\u1ed9ng b\u1ec1 m\u1eb7t<\/li>\n\n\n\n<li>C\u1eb7n v\u00f4 c\u01a1: Dung d\u1ecbch mu\u1ed1i tetrasodium EDTA 2%<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Sau khi v\u1ec7 sinh, t\u1ef7 l\u1ec7 ph\u1ee5c h\u1ed3i l\u01b0u l\u01b0\u1ee3ng m\u00e0ng \u0111\u1ea1t \u226590%, gi\u00fap k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd m\u00e0ng l\u00ean tr\u00ean n\u0103m n\u0103m.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><\/h2>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"system-advantages\"><strong>\u01afu \u0111i\u1ec3m c\u1ee7a h\u1ec7 th\u1ed1ng<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"1-water-quality-benefits\"><strong>1. L\u1ee3i \u00edch v\u1ec1 ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Gi\u00e1 tr\u1ecb c\u1ed1t l\u00f5i c\u1ee7a h\u1ec7 th\u1ed1ng n\u00e0y n\u1eb1m \u1edf ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc v\u01b0\u1ee3t tr\u1ed9i. Theo k\u1ebft qu\u1ea3 ki\u1ec3m nghi\u1ec7m c\u1ee7a b\u00ean th\u1ee9 ba, \u0111i\u1ec7n tr\u1edf su\u1ea5t c\u1ee7a n\u01b0\u1edbc RO th\u1ee9 c\u1ea5p duy tr\u00ec \u1ed5n \u0111\u1ecbnh \u1edf m\u1ee9c 5\u20138 M\u03a9\u00b7cm (\u0111\u1ed9 d\u1eabn \u0111i\u1ec7n 0,2\u20130,125 \u03bcS\/cm), v\u01b0\u1ee3t xa ti\u00eau chu\u1ea9n 1 \u03bcS\/cm m\u00e0 ng\u00e0nh m\u1ea1 \u0111i\u1ec7n y\u00eau c\u1ea7u. T\u1ef7 l\u1ec7 lo\u1ea1i b\u1ecf c\u00e1c ion \u0111\u1eb7c bi\u1ec7t nh\u01b0 silic v\u00e0 bo, v\u1ed1n \u1ea3nh h\u01b0\u1edfng \u0111\u00e1ng k\u1ec3 \u0111\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng l\u1edbp ph\u1ee7, \u0111\u1ea1t 99,51%, lo\u1ea1i b\u1ecf ho\u00e0n to\u00e0n c\u00e1c v\u1ebft tr\u1eafng tr\u00ean b\u1ec1 m\u1eb7t c\u00e1c chi ti\u1ebft m\u1ea1. T\u1ed5ng s\u1ed1 vi khu\u1ea9n trong n\u01b0\u1edbc \u0111\u1ea7u ra cu\u1ed1i c\u00f9ng l\u00e0 &lt;1 CFU\/ml, lo\u1ea1i b\u1ecf nguy c\u01a1 suy gi\u1ea3m dung d\u1ecbch m\u1ea1 do \u00f4 nhi\u1ec5m sinh h\u1ecdc.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sau khi \u00e1p d\u1ee5ng h\u1ec7 th\u1ed1ng n\u00e0y, m\u1ed9t d\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t m\u1ea1 \u0111i\u1ec7n \u0111\u00e3 gi\u1ea3m t\u1ef7 l\u1ec7 s\u1ea3n ph\u1ea9m l\u1ed7i t\u1eeb 2,31% xu\u1ed1ng d\u01b0\u1edbi 0,151%, \u0111\u1ed3ng th\u1eddi t\u1ef7 l\u1ec7 \u0111\u1ea1t chu\u1ea9n trong th\u1eed nghi\u1ec7m phun mu\u1ed1i \u0111\u1ed1i v\u1edbi c\u00e1c b\u1ed9 ph\u1eadn ngo\u1ea1i th\u1ea5t \u00f4 t\u00f4 m\u1ea1 crom \u0111\u1ea1t 99,81%, nh\u1edd \u0111\u00f3 nh\u1eadn \u0111\u01b0\u1ee3c ch\u1ee9ng nh\u1eadn nh\u00e0 cung c\u1ea5p h\u1ea1ng A t\u1eeb nhi\u1ec1u nh\u00e0 s\u1ea3n xu\u1ea5t thi\u1ebft b\u1ecb g\u1ed1c (OEM). Ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n c\u0169ng gi\u00fap k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd c\u1ee7a c\u00e1c dung d\u1ecbch m\u1ea1 kim lo\u1ea1i qu\u00fd, v\u1edbi chu k\u1ef3 b\u1ed5 sung cho b\u1ec3 m\u1ea1 v\u00e0ng xyanua \u0111\u01b0\u1ee3c k\u00e9o d\u00e0i t\u1eeb 3 tu\u1ea7n l\u00ean 8 tu\u1ea7n, ti\u1ebft ki\u1ec7m \u0111\u01b0\u1ee3c 270.000 nh\u00e2n d\u00e2n t\u1ec7 cho m\u1ed7i b\u1ec3 m\u1ed7i n\u0103m.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"2-energy-saving-and-consumption-reduction\"><strong>2. Ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng v\u00e0 gi\u1ea3m ti\u00eau th\u1ee5<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1eb7c d\u00f9 s\u1eed d\u1ee5ng quy tr\u00ecnh RO hai giai \u0111o\u1ea1n, h\u1ec7 th\u1ed1ng v\u1eabn \u0111\u1ea1t \u0111\u01b0\u1ee3c hi\u1ec7u qu\u1ea3 v\u1eadn h\u00e0nh ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng nh\u1edd ba thi\u1ebft k\u1ebf ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng ch\u00ednh:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Thi\u1ebft b\u1ecb thu h\u1ed3i n\u0103ng l\u01b0\u1ee3ng PX: Truy\u1ec1n tr\u1ef1c ti\u1ebfp \u00e1p su\u1ea5t n\u01b0\u1edbc c\u00f4 \u0111\u1eb7c sang n\u01b0\u1edbc c\u1ea5p, gi\u00fap gi\u1ea3m 40% l\u01b0\u1ee3ng n\u0103ng l\u01b0\u1ee3ng ti\u00eau th\u1ee5 c\u1ee7a b\u01a1m cao \u00e1p<\/li>\n\n\n\n<li>C\u00f4ng ngh\u1ec7 \u0111i\u1ec1u khi\u1ec3n t\u1ea7n s\u1ed1 bi\u1ebfn thi\u00ean: T\u1ef1 \u0111\u1ed9ng \u0111i\u1ec1u ch\u1ec9nh t\u1ea7n s\u1ed1 ho\u1ea1t \u0111\u1ed9ng c\u1ee7a m\u00e1y b\u01a1m d\u1ef1a tr\u00ean nhi\u1ec7t \u0111\u1ed9 v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc \u0111\u1ec3 tr\u00e1nh ti\u00eau th\u1ee5 n\u0103ng l\u01b0\u1ee3ng kh\u00f4ng c\u1ea7n thi\u1ebft<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"3-inter-stage-energy-coupling\"><strong>3. K\u1ebft n\u1ed1i n\u0103ng l\u01b0\u1ee3ng gi\u1eefa c\u00e1c giai \u0111o\u1ea1n<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00f4ng su\u1ea5t v\u1eadn h\u00e0nh th\u1ef1c t\u1ebf c\u1ee7a to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng ch\u1ec9 l\u00e0 17 kW, v\u1edbi m\u1ee9c ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng tr\u00ean m\u1ed7i t\u1ea5n n\u01b0\u1edbc gi\u1ea3m xu\u1ed1ng c\u00f2n 2,125 kWh, th\u1ea5p h\u01a1n \u0111\u00e1ng k\u1ec3 so v\u1edbi m\u1ee9c trung b\u00ecnh c\u1ee7a ng\u00e0nh l\u00e0 3 kWh. So v\u1edbi c\u00e1c quy tr\u00ecnh trao \u0111\u1ed5i ion truy\u1ec1n th\u1ed1ng, \u0111i\u1ec1u n\u00e0y gi\u00fap gi\u1ea3m l\u01b0\u1ee3ng ti\u00eau th\u1ee5 h\u00f3a ch\u1ea5t t\u00e1i sinh axit\/ki\u1ec1m h\u00e0ng n\u0103m kho\u1ea3ng 86 t\u1ea5n v\u00e0 gi\u1ea3m chi ph\u00ed x\u1eed l\u00fd ch\u1ea5t th\u1ea3i nguy h\u1ea1i xu\u1ed1ng 350.000 nh\u00e2n d\u00e2n t\u1ec7.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"challenges\"><strong>Nh\u1eefng th\u00e1ch th\u1ee9c<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"1-biofouling-control\"><strong>1. Ki\u1ec3m so\u00e1t s\u1ef1 b\u00e1m d\u00ednh sinh h\u1ecdc<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">S\u1ef1 b\u00e1m b\u1ea9n sinh h\u1ecdc tr\u00ean m\u00e0ng th\u1ea9m th\u1ea5u ng\u01b0\u1ee3c l\u00e0 m\u1ed9t th\u00e1ch th\u1ee9c l\u1edbn trong ng\u00e0nh c\u00f4ng nghi\u1ec7p, \u0111\u1eb7c bi\u1ec7t l\u00e0 t\u1ea1i c\u00e1c c\u01a1 s\u1edf m\u1ea1 \u0111i\u1ec7n n\u01a1i kh\u00f4ng kh\u00ed ch\u1ee9a nhi\u1ec1u b\u1ee5i kim lo\u1ea1i, d\u1ec5 d\u00e0ng t\u1ea1o th\u00e0nh m\u00e0ng sinh h\u1ecdc v\u1edbi c\u00e1c vi sinh v\u1eadt. D\u1ef1 \u00e1n n\u00e0y \u00e1p d\u1ee5ng s\u00e1ng t\u1ea1o m\u1ed9t h\u1ec7 th\u1ed1ng r\u00e0o c\u1ea3n kh\u00e1ng khu\u1ea9n ba l\u1edbp: m\u00e1y kh\u1eed tr\u00f9ng b\u1eb1ng tia UV \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t \u1edf ph\u1ea7n ti\u1ec1n x\u1eed l\u00fd \u0111\u1ec3 v\u00f4 hi\u1ec7u h\u00f3a c\u00e1c vi sinh v\u1eadt l\u01a1 l\u1eedng; natri bisulfite \u0111\u01b0\u1ee3c th\u00eam v\u00e0o n\u01b0\u1edbc c\u1ea5p RO \u0111\u1ec3 lo\u1ea1i b\u1ecf c\u00e1c ch\u1ea5t oxy h\u00f3a c\u00f2n s\u00f3t l\u1ea1i; v\u00e0 \u0111\u01b0\u1eddng \u1ed1ng d\u1eabn n\u01b0\u1edbc th\u00e0nh ph\u1ea9m s\u1eed d\u1ee5ng c\u00f4ng ngh\u1ec7 kh\u1eed tr\u00f9ng b\u1eb1ng ozone xung \u0111\u1ec3 th\u1ef1c hi\u1ec7n c\u00e1c chu k\u1ef3 kh\u1eed tr\u00f9ng t\u1ef1 \u0111\u1ed9ng h\u00e0ng th\u00e1ng. D\u1eef li\u1ec7u v\u1eadn h\u00e0nh cho th\u1ea5y gi\u1ea3i ph\u00e1p n\u00e0y gi\u00fap k\u00e9o d\u00e0i t\u1ea7n su\u1ea5t b\u00e1m b\u1ea9n sinh h\u1ecdc tr\u00ean m\u00e0ng t\u1eeb m\u1ee9c trung b\u00ecnh c\u1ee7a ng\u00e0nh l\u00e0 6 th\u00e1ng l\u00ean 22 th\u00e1ng.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"2-concentrate-water-salt-balance\"><strong>2. C\u00e2n b\u1eb1ng n\u01b0\u1edbc v\u00e0 mu\u1ed1i<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">N\u01b0\u1edbc c\u00f4 \u0111\u1eb7c \u0111\u01b0\u1ee3c t\u1ea1o ra t\u1eeb h\u1ec7 th\u1ed1ng RO hai giai \u0111o\u1ea1n c\u00f3 h\u00e0m l\u01b0\u1ee3ng mu\u1ed1i l\u00ean t\u1edbi 3.000 mg\/L, v\u00e0 vi\u1ec7c x\u1ea3 th\u1ea3i theo ph\u01b0\u01a1ng ph\u00e1p truy\u1ec1n th\u1ed1ng v\u1eeba g\u00e2y l\u00e3ng ph\u00ed v\u1eeba g\u00e2y \u00f4 nhi\u1ec5m. D\u1ef1 \u00e1n \u0111\u00e3 ph\u00e1t tri\u1ec3n c\u00f4ng ngh\u1ec7 t\u00e1i s\u1eed d\u1ee5ng n\u01b0\u1edbc c\u00f4 \u0111\u1eb7c d\u1ef1a tr\u00ean ch\u1ea5t l\u01b0\u1ee3ng: n\u01b0\u1edbc c\u00f4 \u0111\u1eb7c giai \u0111o\u1ea1n \u0111\u1ea7u (TDS kho\u1ea3ng 1.200 mg\/L) \u0111\u01b0\u1ee3c l\u00e0m m\u1ec1m \u1edf m\u1ee9c v\u1eeba ph\u1ea3i v\u00e0 s\u1eed d\u1ee5ng l\u00e0m n\u01b0\u1edbc b\u1ed5 sung cho th\u00e1p gi\u1ea3i nhi\u1ec7t; n\u01b0\u1edbc c\u00f4 \u0111\u1eb7c giai \u0111o\u1ea1n hai (TDS kho\u1ea3ng 3.000 mg\/L) \u0111\u01b0\u1ee3c chuy\u1ec3n \u0111\u1ebfn ph\u1ea7n ti\u1ec1n x\u1eed l\u00fd c\u1ee7a quy tr\u00ecnh m\u1ea1 \u0111i\u1ec7n, n\u01a1i n\u00f3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho l\u1ea7n r\u1eeda \u0111\u1ea7u ti\u00ean trong giai \u0111o\u1ea1n r\u1eeda th\u1ee9 ba sau khi r\u1eeda axit. Gi\u1ea3i ph\u00e1p n\u00e0y \u0111\u1ea1t \u0111\u01b0\u1ee3c t\u1ef7 l\u1ec7 s\u1eed d\u1ee5ng t\u00e0i nguy\u00ean n\u01b0\u1edbc t\u1ed5ng th\u1ec3 l\u00e0 85%, v\u01b0\u1ee3t xa m\u1ee9c trung b\u00ecnh c\u1ee7a ng\u00e0nh l\u00e0 60%.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"3-stable-operation\"><strong>3. Ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ec3 gi\u1ea3i quy\u1ebft nguy c\u01a1 bi\u1ebfn \u0111\u1ed9ng \u0111i\u1ec7n \u00e1p \u0111\u1ed1i v\u1edbi h\u1ec7 th\u1ed1ng RO ch\u00ednh x\u00e1c, m\u1ed9t h\u1ec7 th\u1ed1ng ngu\u1ed3n \u0111i\u1ec7n k\u00e9p k\u1ebft h\u1ee3p v\u1edbi b\u1ed9 l\u01b0u \u0111i\u1ec7n UPS \u0111\u00e3 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1eb7c bi\u1ec7t nh\u1eb1m \u0111\u1ea3m b\u1ea3o ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh c\u1ee7a b\u01a1m cao \u00e1p. C\u00e1c v\u1ecf m\u00e0ng \u0111\u01b0\u1ee3c b\u1ed1 tr\u00ed theo c\u1ea5u h\u00ecnh ba giai \u0111o\u1ea1n \u0111\u1ec3 t\u1ed1i \u01b0u h\u00f3a ph\u00e2n ph\u1ed1i l\u01b0u l\u01b0\u1ee3ng n\u01b0\u1edbc v\u00e0 gi\u1ea3m hi\u1ec7n t\u01b0\u1ee3ng ng\u1eafn m\u1ea1ch. \u0110\u1ec3 gi\u1ea3i quy\u1ebft c\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 nhi\u1ec7t \u0111\u1ed9 th\u1ea5p v\u00e0o m\u00f9a \u0111\u00f4ng, c\u00e1c b\u1ed9 trao \u0111\u1ed5i nhi\u1ec7t d\u1ea1ng t\u1ea5m \u0111\u00e3 \u0111\u01b0\u1ee3c b\u1ed5 sung v\u00e0o ph\u1ea7n ti\u1ec1n x\u1eed l\u00fd \u0111\u1ec3 duy tr\u00ec nhi\u1ec7t \u0111\u1ed9 n\u01b0\u1edbc c\u1ea5p RO \u1edf m\u1ee9c \u226520\u00b0C, \u0111\u1ea3m b\u1ea3o s\u1ea3n l\u01b0\u1ee3ng n\u01b0\u1edbc \u1ed5n \u0111\u1ecbnh.<\/p>","protected":false},"excerpt":{"rendered":"<p>H\u1ec7 th\u1ed1ng n\u01b0\u1edbc tinh khi\u1ebft cho m\u1ea1 \u0111i\u1ec7n n\u00e0y s\u1eed d\u1ee5ng c\u00f4ng ngh\u1ec7 MMF, l\u1ecdc than ho\u1ea1t t\u00ednh, b\u01a1m \u0111\u1ecbnh l\u01b0\u1ee3ng, l\u1ecdc an to\u00e0n, th\u1ea9m th\u1ea5u ng\u01b0\u1ee3c hai giai \u0111o\u1ea1n (RO), kh\u1eed tr\u00f9ng b\u1eb1ng tia UV v\u00e0 h\u1ec7 th\u1ed1ng l\u00e0m s\u1ea1ch t\u1ea1i ch\u1ed7 (CIP) \u0111\u1ec3 s\u1ea3n xu\u1ea5t n\u01b0\u1edbc c\u00f4ng nghi\u1ec7p c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao. \u0110\u01b0\u1ee3c thi\u1ebft k\u1ebf d\u00e0nh ri\u00eang cho qu\u00e1 tr\u00ecnh m\u1ea1 \u0111i\u1ec7n c\u00e1c b\u1ed9 ph\u1eadn \u00f4 t\u00f4, h\u1ec7 th\u1ed1ng n\u00e0y gi\u00fap ki\u1ec3m so\u00e1t \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n, \u0111\u1ed9 c\u1ee9ng, h\u00e0m l\u01b0\u1ee3ng silic, vi khu\u1ea9n v\u00e0 c\u00e1c ion d\u01b0, t\u1eeb \u0111\u00f3 n\u00e2ng cao \u0111\u1ed9 b\u00e1m d\u00ednh c\u1ee7a l\u1edbp ph\u1ee7 v\u00e0 gi\u1ea3m thi\u1ec3u c\u00e1c khuy\u1ebft t\u1eadt trong qu\u00e1 tr\u00ecnh m\u1ea1.<\/p>","protected":false},"author":1,"featured_media":442,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_gspb_post_css":"","footnotes":""},"categories":[599],"tags":[417,416,419,420,421,418],"class_list":["post-441","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-solution","tag-electroplating-pure-water-system","tag-high-resistivity-water","tag-industrial-pure-water","tag-plating-water-treatment","tag-reverse-osmosis-purification","tag-two-stage-ro-system"],"blocksy_meta":[],"_links":{"self":[{"href":"https:\/\/kysearo.com\/vi\/wp-json\/wp\/v2\/posts\/441","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/kysearo.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kysearo.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kysearo.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/kysearo.com\/vi\/wp-json\/wp\/v2\/comments?post=441"}],"version-history":[{"count":1,"href":"https:\/\/kysearo.com\/vi\/wp-json\/wp\/v2\/posts\/441\/revisions"}],"predecessor-version":[{"id":443,"href":"https:\/\/kysearo.com\/vi\/wp-json\/wp\/v2\/posts\/441\/revisions\/443"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/kysearo.com\/vi\/wp-json\/wp\/v2\/media\/442"}],"wp:attachment":[{"href":"https:\/\/kysearo.com\/vi\/wp-json\/wp\/v2\/media?parent=441"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kysearo.com\/vi\/wp-json\/wp\/v2\/categories?post=441"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kysearo.com\/vi\/wp-json\/wp\/v2\/tags?post=441"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}