{"id":316,"date":"2026-05-14T09:16:09","date_gmt":"2026-05-14T09:16:09","guid":{"rendered":"https:\/\/kysearo.com\/?p=316"},"modified":"2026-05-20T04:17:34","modified_gmt":"2026-05-20T04:17:34","slug":"4-factors-affecting-the-operation-of-seawater-reverse-osmosis","status":"publish","type":"post","link":"https:\/\/kysearo.com\/vi\/4-factors-affecting-the-operation-of-seawater-reverse-osmosis\/","title":{"rendered":"4 y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ho\u1ea1t \u0111\u1ed9ng c\u1ee7a h\u1ec7 th\u1ed1ng th\u1ea9m th\u1ea5u ng\u01b0\u1ee3c n\u01b0\u1edbc bi\u1ec3n"},"content":{"rendered":"

\u0110i\u1ec1u ki\u1ec7n v\u1eadn h\u00e0nh c\u1ee7a h\u1ec7 th\u1ed1ng th\u1ea9m th\u1ea5u ng\u01b0\u1ee3c n\u01b0\u1edbc bi\u1ec3n s\u1ebd \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc s\u1ea3n xu\u1ea5t. C\u00f3 nhi\u1ec1u y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ho\u1ea1t \u0111\u1ed9ng c\u1ee7a h\u1ec7 th\u1ed1ng RO n\u01b0\u1edbc bi\u1ec3n, trong \u0111\u00f3 c\u00e1c y\u1ebfu t\u1ed1 ch\u00ednh bao g\u1ed3m:<\/p>\n\n\n\n

\"Ho\u1ea1t<\/figure>\n\n\n\n

C\u00e1c y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ho\u1ea1t \u0111\u1ed9ng c\u1ee7a h\u1ec7 th\u1ed1ng th\u1ea9m th\u1ea5u ng\u01b0\u1ee3c n\u01b0\u1edbc bi\u1ec3n.<\/h2>\n\n\n\n

1. Nhi\u1ec7t \u0111\u1ed9<\/h3>\n\n\n\n

M\u00e0ng cellulose acetate, m\u00e0ng polyamide v\u00e0 m\u00e0ng composite \u0111\u1ec1u b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi nhi\u1ec7t \u0111\u1ed9. C\u00e1c th\u00e0nh ph\u1ea7n c\u1ee7a m\u00e0ng cho th\u1ea5y nhi\u1ec7t \u0111\u1ed9 n\u01b0\u1edbc th\u01b0\u1eddng \u1edf m\u1ee9c 25 \u00b0C. C\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh ph\u00f9 h\u1ee3p theo h\u01b0\u1edbng d\u1eabn c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t khi nhi\u1ec7t \u0111\u1ed9 kh\u00e1c. T\u0103ng nhi\u1ec7t \u0111\u1ed9 n\u01b0\u1edbc m\u1ed9t c\u00e1ch h\u1ee3p l\u00fd c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m \u0111\u1ed9 nh\u1edbt c\u1ee7a n\u01b0\u1edbc v\u00e0 \u0111\u1ed3ng th\u1eddi t\u0103ng l\u01b0u l\u01b0\u1ee3ng m\u00e0ng. \u0110\u1eb7c bi\u1ec7t \u1edf c\u00e1c khu v\u1ef1c ph\u00eda b\u1eafc l\u1ea1nh gi\u00e1, vi\u1ec7c l\u00e0m n\u00f3ng n\u01b0\u1edbc l\u00e0 c\u1ea7n thi\u1ebft. Khi v\u1eadn h\u00e0nh \u1edf nhi\u1ec7t \u0111\u1ed9 tr\u00ean 20 \u00b0C, m\u1ed7i khi t\u0103ng 1 \u00b0C, l\u01b0u l\u01b0\u1ee3ng s\u1ebd t\u0103ng kho\u1ea3ng 3%.<\/p>\n\n\n\n

2. \u00c1p su\u1ea5t l\u00e0m vi\u1ec7c<\/h3>\n\n\n\n

\u00c1p su\u1ea5t v\u1eadn h\u00e0nh bao g\u1ed3m \u00e1p su\u1ea5t th\u1ea9m th\u1ea5u, l\u1ef1c \u0111\u1ea9y r\u00f2ng v\u00e0 ch\u00eanh l\u1ec7ch \u00e1p su\u1ea5t trong \u1ed1ng. \u00c1p su\u1ea5t th\u1ea9m th\u1ea5u v\u00e0 h\u00e0m l\u01b0\u1ee3ng mu\u1ed1i trong n\u01b0\u1edbc th\u00f4 t\u1ef7 l\u1ec7 thu\u1eadn v\u1edbi nhi\u1ec7t \u0111\u1ed9 n\u01b0\u1edbc, kh\u00f4ng li\u00ean quan \u0111\u1ebfn hi\u1ec7u su\u1ea5t c\u1ee7a m\u00e0ng l\u1ecdc. L\u1ef1c \u0111\u1ea9y r\u00f2ng c\u00f3 t\u00e1c d\u1ee5ng gi\u00fap ph\u1ea7n t\u1eed m\u00e0ng l\u1ecdc t\u1ea1o ra \u00e1p su\u1ea5t \u0111\u1ee7 \u0111\u1ec3 thu \u0111\u01b0\u1ee3c n\u01b0\u1edbc th\u00e0nh ph\u1ea9m. Do kh\u1ea3 n\u0103ng th\u1ea9m th\u1ea5u t\u1ef7 l\u1ec7 thu\u1eadn v\u1edbi \u00e1p su\u1ea5t v\u1eadn h\u00e0nh, n\u00ean vi\u1ec7c t\u0103ng \u00e1p su\u1ea5t v\u1eadn h\u00e0nh s\u1ebd l\u00e0m t\u0103ng kh\u1ea3 n\u0103ng th\u1ea9m th\u1ea5u.<\/p>\n\n\n\n

3. T\u00edch t\u1ee5 c\u1eb7n tr\u00ean m\u00e0ng<\/h3>\n\n\n\n

S\u1ef1 \u0111\u00f3ng c\u1eb7n m\u00e0ng l\u1ecdc l\u00e0 do s\u1ef1 l\u1eafng \u0111\u1ecdng c\u1ee7a mu\u1ed1i kh\u00f4ng h\u00f2a tan. Mu\u1ed1i trong n\u01b0\u1edbc \u0111\u01b0\u1ee3c c\u00f4 \u0111\u1eb7c trong qu\u00e1 tr\u00ecnh kh\u1eed mu\u1ed1i n\u01b0\u1edbc bi\u1ec3n b\u1eb1ng th\u1ea9m th\u1ea5u ng\u01b0\u1ee3c; khi t\u1ef7 l\u1ec7 thu h\u1ed3i l\u00e0 50% (TP3T), n\u1ed3ng \u0111\u1ed9 mu\u1ed1i c\u00f4 \u0111\u1eb7c g\u1ea5p 2 l\u1ea7n. Khi t\u1ef7 l\u1ec7 thu h\u1ed3i l\u00e0 75% (TP3T), n\u1ed3ng \u0111\u1ed9 mu\u1ed1i c\u00f4 \u0111\u1eb7c g\u1ea5p 4 l\u1ea7n. \u0110i\u1ec1u n\u00e0y d\u1eabn \u0111\u1ebfn s\u1ea3n ph\u1ea9m n\u1ed3ng \u0111\u1ed9 c\u1ee7a m\u1ed9t s\u1ed1 ion mu\u1ed1i v\u01b0\u1ee3t qu\u00e1 s\u1ea3n ph\u1ea9m h\u00f2a tan c\u1ee7a ch\u00fang. S\u1ef1 ph\u00e2n c\u1ef1c n\u1ed3ng \u0111\u1ed9 v\u00e0 m\u00f4-\u0111un m\u00e0ng \u0111\u01b0\u1ee3c b\u1ed1 tr\u00ed \u1edf m\u1ed9t s\u1ed1 ph\u1ea7n ph\u00e2n b\u1ed1 kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u s\u1ebd t\u1ea1o ra n\u1ed3ng \u0111\u1ed9 cao h\u01a1n. D\u00f2ng n\u01b0\u1edbc c\u00f4 \u0111\u1eb7c ph\u1ea3i \u0111\u01b0\u1ee3c duy tr\u00ec trong \u0111i\u1ec1u ki\u1ec7n k\u1ebft t\u1ee7a mu\u1ed1i kh\u00f4ng h\u00f2a tan v\u00e0 duy tr\u00ec t\u1ef7 l\u1ec7 thu h\u1ed3i n\u01b0\u1edbc ph\u00f9 h\u1ee3p. C\u00e1c ch\u1ea5t \u0111\u00f3ng c\u1eb7n ph\u1ed5 bi\u1ebfn l\u00e0 CaCO3 v\u00e0 CaSO4. C\u00f3 th\u1ec3 ng\u0103n ch\u1eb7n s\u1ef1 h\u00ecnh th\u00e0nh CaCO3 v\u00e0 CaSO4 b\u1eb1ng c\u00e1ch th\u00eam ch\u1ea5t \u1ee9c ch\u1ebf \u0111\u00f3ng c\u1eb7n axit polyacrylic.<\/p>\n\n\n\n

4. Hi\u1ec7u su\u1ea5t thu h\u1ed3i c\u1ee7a m\u00e0ng l\u1ecdc<\/h3>\n\n\n\n

Th\u00f4ng th\u01b0\u1eddng, ng\u01b0\u1eddi ta k\u1ef3 v\u1ecdng r\u1eb1ng vi\u1ec7c t\u1ed1i \u0111a h\u00f3a t\u1ef7 l\u1ec7 thu h\u1ed3i c\u1ee7a 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<\/a> C\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c s\u1ea3n l\u01b0\u1ee3ng n\u01b0\u1edbc cao h\u01a1n, tuy nhi\u00ean, do t\u1ef7 l\u1ec7 thu h\u1ed3i qu\u00e1 cao, \u0111i\u1ec1u n\u00e0y s\u1ebd g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng \u0111\u00f3ng c\u1eb7n mu\u1ed1i trong h\u1ec7 th\u1ed1ng, do \u0111\u00f3 s\u1ea3n l\u01b0\u1ee3ng n\u01b0\u1edbc s\u1ebd b\u1ecb h\u1ea1n ch\u1ebf. T\u1ef7 l\u1ec7 thu h\u1ed3i \u0111i\u1ec3n h\u00ecnh c\u1ee7a c\u00f4ng ngh\u1ec7 th\u1ea9m th\u1ea5u ng\u01b0\u1ee3c n\u01b0\u1edbc bi\u1ec3n, n\u1ebfu l\u00e0 qu\u00e1 tr\u00ecnh kh\u1eed mu\u1ed1i n\u01b0\u1edbc l\u1ee3 th\u00f4ng th\u01b0\u1eddng, t\u1ef7 l\u1ec7 thu h\u1ed3i l\u00e0 75\u201380%; n\u1ebfu l\u00e0 n\u01b0\u1edbc bi\u1ec3n (32.500 ppm), t\u1ef7 l\u1ec7 thu h\u1ed3i t\u1ed1i \u0111a kho\u1ea3ng 40%; n\u1ebfu l\u00e0 s\u1ea3n ph\u1ea9m RO \u1edf giai \u0111o\u1ea1n tr\u01b0\u1edbc \u0111\u00f3.<\/p>","protected":false},"excerpt":{"rendered":"

T\u00ecnh tr\u1ea1ng v\u1eadn h\u00e0nh c\u1ee7a h\u1ec7 th\u1ed1ng th\u1ea9m th\u1ea5u ng\u01b0\u1ee3c n\u01b0\u1edbc bi\u1ec3n c\u00f3 \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng n\u01b0\u1edbc, c\u00f4ng su\u1ea5t s\u1ea3n xu\u1ea5t v\u00e0 tu\u1ed5i th\u1ecd c\u1ee7a m\u00e0ng l\u1ecdc. B\u00e0i vi\u1ebft n\u00e0y gi\u1ea3i th\u00edch c\u00e1c y\u1ebfu t\u1ed1 ch\u00ednh \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t c\u1ee7a h\u1ec7 th\u1ed1ng SWRO v\u00e0 s\u1ef1 \u1ed5n \u0111\u1ecbnh c\u1ee7a h\u1ec7 th\u1ed1ng.<\/p>","protected":false},"author":1,"featured_media":317,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_gspb_post_css":"","footnotes":""},"categories":[598],"tags":[261,260,262,259,224,258],"class_list":["post-316","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-reverse-osmosis-systems","tag-desalination-system","tag-membrane-recovery-rate","tag-reverse-osmosis-pressure","tag-ro-membrane-scaling","tag-seawater-reverse-osmosis","tag-swro-system-operation"],"blocksy_meta":[],"_links":{"self":[{"href":"https:\/\/kysearo.com\/vi\/wp-json\/wp\/v2\/posts\/316","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=316"}],"version-history":[{"count":1,"href":"https:\/\/kysearo.com\/vi\/wp-json\/wp\/v2\/posts\/316\/revisions"}],"predecessor-version":[{"id":318,"href":"https:\/\/kysearo.com\/vi\/wp-json\/wp\/v2\/posts\/316\/revisions\/318"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/kysearo.com\/vi\/wp-json\/wp\/v2\/media\/317"}],"wp:attachment":[{"href":"https:\/\/kysearo.com\/vi\/wp-json\/wp\/v2\/media?parent=316"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kysearo.com\/vi\/wp-json\/wp\/v2\/categories?post=316"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kysearo.com\/vi\/wp-json\/wp\/v2\/tags?post=316"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}