{"id":312,"date":"2026-05-14T09:14:40","date_gmt":"2026-05-14T09:14:40","guid":{"rendered":"https:\/\/kysearo.com\/?p=312"},"modified":"2026-05-20T04:17:38","modified_gmt":"2026-05-20T04:17:38","slug":"how-to-clean-seawater-reverse-osmosis-system","status":"publish","type":"post","link":"https:\/\/kysearo.com\/vi\/how-to-clean-seawater-reverse-osmosis-system\/","title":{"rendered":"C\u00e1ch v\u1ec7 sinh h\u1ec7 th\u1ed1ng l\u1ecdc n\u01b0\u1edbc bi\u1ec3n b\u1eb1ng c\u00f4ng ngh\u1ec7 th\u1ea9m th\u1ea5u ng\u01b0\u1ee3c"},"content":{"rendered":"<p class=\"wp-block-paragraph\">C\u00f4ng ngh\u1ec7 th\u1ea9m th\u1ea5u ng\u01b0\u1ee3c n\u01b0\u1edbc bi\u1ec3n \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng r\u1ed9ng r\u00e3i trong nhi\u1ec1u l\u0129nh v\u1ef1c nh\u1edd nh\u1eefng \u01b0u \u0111i\u1ec3m \u0111\u1eb7c bi\u1ec7t c\u1ee7a n\u00f3. Nhi\u1ec1u ng\u01b0\u1eddi d\u00f9ng kh\u00f4ng c\u00f3 ki\u1ebfn th\u1ee9c k\u1ef9 thu\u1eadt c\u00f3 th\u1ec3 g\u1eb7p ph\u1ea3i nhi\u1ec1u kh\u00f3 kh\u0103n trong vi\u1ec7c v\u1ec7 sinh thi\u1ebft b\u1ecb RO, do \u0111\u00f3 vi\u1ec7c qu\u1ea3n l\u00fd h\u1ec7 th\u1ed1ng th\u1ea9m th\u1ea5u ng\u01b0\u1ee3c n\u01b0\u1edbc bi\u1ec3n m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3 l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 tr\u00e1nh nh\u1eefng s\u1ef1 c\u1ed1 nghi\u00eam tr\u1ecdng. Hi\u1ec7n nay, c\u00f3 ba ph\u01b0\u01a1ng ph\u00e1p v\u1ec7 sinh ch\u00ednh cho h\u1ec7 th\u1ed1ng SWRO nh\u01b0 sau:<\/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\/How-to-Clean-Seawater-Reverse-Osmosis-System.jpg\" alt=\"C\u00e1ch v\u1ec7 sinh h\u1ec7 th\u1ed1ng l\u1ecdc n\u01b0\u1edbc bi\u1ec3n b\u1eb1ng c\u00f4ng ngh\u1ec7 th\u1ea9m th\u1ea5u ng\u01b0\u1ee3c\" class=\"wp-image-313\" srcset=\"https:\/\/kysearo.com\/wp-content\/uploads\/2026\/05\/How-to-Clean-Seawater-Reverse-Osmosis-System.jpg 960w, https:\/\/kysearo.com\/wp-content\/uploads\/2026\/05\/How-to-Clean-Seawater-Reverse-Osmosis-System-300x225.jpg 300w, https:\/\/kysearo.com\/wp-content\/uploads\/2026\/05\/How-to-Clean-Seawater-Reverse-Osmosis-System-768x576.jpg 768w, https:\/\/kysearo.com\/wp-content\/uploads\/2026\/05\/How-to-Clean-Seawater-Reverse-Osmosis-System-16x12.jpg 16w, https:\/\/kysearo.com\/wp-content\/uploads\/2026\/05\/How-to-Clean-Seawater-Reverse-Osmosis-System-600x450.jpg 600w\" sizes=\"auto, (max-width: 960px) 100vw, 960px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"1-low-pressure-flushing-seawater-reverse-osmosis-system\"><strong>1. H\u1ec7 th\u1ed1ng th\u1ea9m th\u1ea5u ng\u01b0\u1ee3c n\u01b0\u1edbc bi\u1ec3n v\u1edbi c\u01a1 ch\u1ebf x\u1ea3 \u00e1p su\u1ea5t th\u1ea5p<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Trong qu\u00e1 tr\u00ecnh kh\u1eed mu\u1ed1i n\u01b0\u1edbc bi\u1ec3n, vi\u1ec7c lo\u1ea1i b\u1ecf c\u1eb7n b\u00e1m tr\u00ean b\u1ec1 m\u1eb7t m\u00e0ng RO v\u00e0 duy tr\u00ec hi\u1ec7u su\u1ea5t c\u1ee7a m\u00e0ng l\u00e0 r\u1ea5t quan tr\u1ecdng. \u0110\u1ec3 l\u00e0m \u0111\u01b0\u1ee3c \u0111i\u1ec1u n\u00e0y, c\u1ea7n th\u01b0\u1eddng xuy\u00ean th\u1ef1c hi\u1ec7n c\u00e1c quy tr\u00ecnh x\u1ea3 r\u1eeda v\u1edbi l\u01b0u l\u01b0\u1ee3ng cao, x\u1ea3 r\u1eeda \u00e1p su\u1ea5t th\u1ea5p v\u00e0 x\u1ea3 r\u1eeda trong m\u00f4i tr\u01b0\u1eddng pH th\u1ea5p cho thi\u1ebft b\u1ecb RO. Ngo\u00e0i ra, khi ch\u1ec9 s\u1ed1 SDI c\u1ee7a n\u01b0\u1edbc trong thi\u1ebft b\u1ecb RO \u0111\u1ed9t ng\u1ed9t v\u01b0\u1ee3t qu\u00e1 5,5, c\u1ea7n ti\u1ebfn h\u00e0nh x\u1ea3 r\u1eeda \u00e1p su\u1ea5t th\u1ea5p v\u00e0 kh\u1edfi \u0111\u1ed9ng l\u1ea1i h\u1ec7 th\u1ed1ng sau khi \u0111\u00e3 \u0111i\u1ec1u ch\u1ec9nh ch\u1ec9 s\u1ed1 SDI.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"2-swro-system-shutdown-protection-cleaning\"><strong>2. V\u1ec7 sinh h\u1ec7 th\u1ed1ng SWRO \u0111\u1ec3 b\u1ea3o v\u1ec7 khi ng\u1eebng ho\u1ea1t \u0111\u1ed9ng<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Do s\u1ef1 bi\u1ebfn \u0111\u1ed9ng trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t, h\u1ec7 th\u1ed1ng th\u1ea9m th\u1ea5u ng\u01b0\u1ee3c n\u01b0\u1edbc bi\u1ec3n kh\u00f4ng th\u1ec3 tr\u00e1nh kh\u1ecfi vi\u1ec7c th\u01b0\u1eddng xuy\u00ean ph\u1ea3i ng\u1eebng ho\u1ea1t \u0111\u1ed9ng. C\u1ea7n ph\u1ea3i th\u1ef1c hi\u1ec7n c\u00e1c bi\u1ec7n ph\u00e1p b\u1ea3o v\u1ec7 khi ng\u1eebng ho\u1ea1t \u0111\u1ed9ng trong th\u1eddi gian ng\u1eafn ho\u1eb7c d\u00e0i. Vi\u1ec7c x\u1eed l\u00fd kh\u00f4ng \u0111\u00fang c\u00e1ch s\u1ebd d\u1eabn \u0111\u1ebfn suy gi\u1ea3m hi\u1ec7u su\u1ea5t m\u00e0ng l\u1ecdc v\u00e0 kh\u00f3 c\u00f3 th\u1ec3 ph\u1ee5c h\u1ed3i.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea3o qu\u1ea3n ng\u1eafn h\u1ea1n ph\u00f9 h\u1ee3p v\u1edbi h\u1ec7 th\u1ed1ng ng\u1eebng ho\u1ea1t \u0111\u1ed9ng d\u01b0\u1edbi 15 ng\u00e0y, v\u00e0 c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng x\u1ea3 n\u01b0\u1edbc \u00e1p su\u1ea5t th\u1ea5p m\u1ed7i 1 \u0111\u1ebfn 3 ng\u00e0y \u0111\u1ec3 b\u1ea3o v\u1ec7 thi\u1ebft b\u1ecb RO. Nghi\u00ean c\u1ee9u cho th\u1ea5y, khi nhi\u1ec7t \u0111\u1ed9 n\u01b0\u1edbc tr\u00ean 20\u00b0C, n\u01b0\u1edbc trong thi\u1ebft b\u1ecb RO c\u1ee7a h\u1ec7 th\u1ed1ng kh\u1eed mu\u1ed1i n\u01b0\u1edbc bi\u1ec3n s\u1ebd b\u1ed1c m\u00f9i h\u00f4i trong v\u00f2ng 3 ng\u00e0y v\u00e0 sinh s\u00f4i nhi\u1ec1u vi khu\u1ea9n. Do \u0111\u00f3, n\u00ean th\u1ef1c hi\u1ec7n x\u1ea3 \u00e1p su\u1ea5t th\u1ea5p m\u1ed7i 2 ng\u00e0y ho\u1eb7c m\u1ed7i ng\u00e0y m\u1ed9t l\u1ea7n khi nhi\u1ec7t \u0111\u1ed9 n\u01b0\u1edbc tr\u00ean 20\u00b0C. V\u00e0 th\u1ef1c hi\u1ec7n x\u1ea3 \u00e1p su\u1ea5t th\u1ea5p m\u1ed7i 3 ng\u00e0y m\u1ed9t l\u1ea7n khi nhi\u1ec7t \u0111\u1ed9 n\u01b0\u1edbc d\u01b0\u1edbi 20\u00b0C. M\u1ed7i l\u1ea7n x\u1ea3 xong, c\u1ea7n \u0111\u00f3ng t\u1ea5t c\u1ea3 c\u00e1c van \u0111\u1ea7u v\u00e0o v\u00e0 \u0111\u1ea7u ra c\u1ee7a thi\u1ebft b\u1ecb RO.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Bi\u1ec7n ph\u00e1p b\u1ea3o v\u1ec7 khi ng\u1eebng ho\u1ea1t \u0111\u1ed9ng trong th\u1eddi gian d\u00e0i ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c h\u1ec7 th\u1ed1ng ng\u1eebng ho\u1ea1t \u0111\u1ed9ng tr\u00ean 15 ng\u00e0y; trong tr\u01b0\u1eddng h\u1ee3p n\u00e0y, c\u1ea7n s\u1eed d\u1ee5ng dung d\u1ecbch b\u1ea3o v\u1ec7 (ch\u1ea5t \u1ee9c ch\u1ebf vi khu\u1ea9n) \u0111\u1ec3 b\u1ea3o v\u1ec7 thi\u1ebft b\u1ecb RO. Ch\u1ea5t \u1ee9c ch\u1ebf vi khu\u1ea9n th\u00f4ng d\u1ee5ng l\u00e0 dung d\u1ecbch natri bisulfite 1% (ch\u1ea5t l\u01b0\u1ee3ng cao).<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"3-swro-membrane-chemical-cleaning\"><strong>3. V\u1ec7 sinh h\u00f3a h\u1ecdc m\u00e0ng SWRO<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">M\u00e0ng SWRO c\u0169ng c\u00f3 th\u1ec3 b\u1ecb \u00f4 nhi\u1ec5m do c\u00e1c ch\u1ea5t b\u00e1m d\u00ednh v\u00f4 c\u01a1, ch\u1ea5t keo, vi sinh v\u1eadt v\u00e0 oxit kim lo\u1ea1i trong \u0111i\u1ec1u ki\u1ec7n v\u1eadn h\u00e0nh b\u00ecnh th\u01b0\u1eddng. Khi c\u00e1c ch\u1ea5t n\u00e0y t\u00edch t\u1ee5 tr\u00ean b\u1ec1 m\u1eb7t m\u00e0ng, ch\u00fang s\u1ebd l\u00e0m gi\u1ea3m s\u1ea3n l\u01b0\u1ee3ng c\u1ee7a nh\u00e0 m\u00e1y th\u1ea9m th\u1ea5u ng\u01b0\u1ee3c n\u01b0\u1edbc bi\u1ec3n ho\u1eb7c hi\u1ec7u su\u1ea5t kh\u1eed mu\u1ed1i, l\u00e0m t\u0103ng ch\u00eanh l\u1ec7ch \u00e1p su\u1ea5t v\u00e0 th\u1eadm ch\u00ed g\u00e2y h\u01b0 h\u1ecfng nghi\u00eam tr\u1ecdng cho m\u00e0ng. Do \u0111\u00f3, \u0111\u1ec3 kh\u00f4i ph\u1ee5c hi\u1ec7u su\u1ea5t s\u1ea3n xu\u1ea5t v\u00e0 hi\u1ec7u su\u1ea5t kh\u1eed mu\u1ed1i, vi\u1ec7c l\u00e0m s\u1ea1ch h\u00f3a h\u1ecdc cho m\u00e0ng RO l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Khi x\u1ea3y ra b\u1ea5t k\u1ef3 tr\u01b0\u1eddng h\u1ee3p n\u00e0o sau \u0111\u00e2y, c\u1ea7n ph\u1ea3i v\u1ec7 sinh b\u1ed9 l\u1ecdc m\u00e0ng:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>D\u00f2ng s\u1ea3n xu\u1ea5t ti\u00eau chu\u1ea9n gi\u1ea3m khi v\u01b0\u1ee3t qua m\u1ee9c 10%.<\/li>\n\n\n\n<li>Ch\u00eanh l\u1ec7ch \u00e1p su\u1ea5t chu\u1ea9n h\u00f3a gi\u1eefa \u0111\u1ea7u v\u00e0o v\u00e0 \u0111\u1ea7u ra t\u0103ng th\u00eam 15%.<\/li>\n\n\n\n<li>T\u1ef7 l\u1ec7 kh\u1eed mu\u1ed1i ti\u00eau chu\u1ea9n t\u0103ng th\u00eam 5%.<\/li>\n\n\n\n<li>\u0110\u00e3 x\u00e1c nh\u1eadn c\u00f3 hi\u1ec7n t\u01b0\u1ee3ng \u00f4 nhi\u1ec5m ho\u1eb7c \u0111\u00f3ng c\u1eb7n; m\u1eb7c d\u00f9 ch\u00eanh l\u1ec7ch \u00e1p su\u1ea5t kh\u00f4ng t\u0103ng l\u00ean 15%, nh\u01b0ng thi\u1ebft b\u1ecb \u0111\u00e3 ho\u1ea1t \u0111\u1ed9ng \u0111\u01b0\u1ee3c 3\u20134 th\u00e1ng; khi c\u1ea7n ng\u1eebng v\u1eadn h\u00e0nh trong th\u1eddi gian d\u00e0i, c\u1ea7n ti\u1ebfn h\u00e0nh v\u1ec7 sinh tr\u01b0\u1edbc khi ng\u1eebng ho\u1ea1t \u0111\u1ed9ng.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Nhi\u1ec7t \u0111\u1ed9 l\u00e0m s\u1ea1ch ph\u1ea3i d\u01b0\u1edbi 15\u00b0C v\u00ec nhi\u1ec7t \u0111\u1ed9 th\u1ea5p h\u01a1n c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m hi\u1ec7u qu\u1ea3 l\u00e0m s\u1ea1ch. B\u01a1m l\u00e0m s\u1ea1ch \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn c\u00f3 th\u1ec3 kh\u1eafc ph\u1ee5c t\u00ecnh tr\u1ea1ng suy gi\u1ea3m hi\u1ec7u su\u1ea5t c\u1ee7a b\u1ed9 l\u1ecdc an to\u00e0n, suy gi\u1ea3m hi\u1ec7u su\u1ea5t c\u1ee7a m\u00e0ng l\u1ecdc v\u00e0 r\u00f2 r\u1ec9 \u0111\u01b0\u1eddng \u1ed1ng, v.v. Th\u00f4ng th\u01b0\u1eddng, \u00e1p su\u1ea5t \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn l\u00e0 0,3\u20130,5 MPa.<\/p>","protected":false},"excerpt":{"rendered":"<p>Vi\u1ec7c v\u1ec7 sinh v\u00e0 b\u1ea3o d\u01b0\u1ee1ng \u0111\u00fang c\u00e1ch l\u00e0 y\u1ebfu t\u1ed1 quan tr\u1ecdng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o h\u1ec7 th\u1ed1ng l\u1ecdc n\u01b0\u1edbc bi\u1ec3n b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p th\u1ea9m th\u1ea5u ng\u01b0\u1ee3c ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh v\u00e0 hi\u1ec7u qu\u1ea3. H\u01b0\u1edbng d\u1eabn n\u00e0y gi\u1edbi thi\u1ec7u ba ph\u01b0\u01a1ng ph\u00e1p v\u1ec7 sinh h\u1ec7 th\u1ed1ng SWRO ph\u1ed5 bi\u1ebfn v\u00e0 nh\u1eefng tr\u01b0\u1eddng h\u1ee3p c\u1ea7n ph\u1ea3i ti\u1ebfn h\u00e0nh v\u1ec7 sinh b\u1eb1ng h\u00f3a ch\u1ea5t.<\/p>","protected":false},"author":1,"featured_media":313,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_gspb_post_css":"","footnotes":""},"categories":[598],"tags":[255,257,256,224,254],"class_list":["post-312","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-reverse-osmosis-systems","tag-desalination-maintenance","tag-membrane-chemical-cleaning","tag-ro-membrane-cleaning","tag-seawater-reverse-osmosis","tag-swro-system-cleaning"],"blocksy_meta":[],"_links":{"self":[{"href":"https:\/\/kysearo.com\/vi\/wp-json\/wp\/v2\/posts\/312","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=312"}],"version-history":[{"count":1,"href":"https:\/\/kysearo.com\/vi\/wp-json\/wp\/v2\/posts\/312\/revisions"}],"predecessor-version":[{"id":315,"href":"https:\/\/kysearo.com\/vi\/wp-json\/wp\/v2\/posts\/312\/revisions\/315"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/kysearo.com\/vi\/wp-json\/wp\/v2\/media\/313"}],"wp:attachment":[{"href":"https:\/\/kysearo.com\/vi\/wp-json\/wp\/v2\/media?parent=312"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kysearo.com\/vi\/wp-json\/wp\/v2\/categories?post=312"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kysearo.com\/vi\/wp-json\/wp\/v2\/tags?post=312"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}