{"id":2202,"date":"2022-04-01T16:33:07","date_gmt":"2022-04-01T08:33:07","guid":{"rendered":"https:\/\/www.oklee.ga\/?p=2202"},"modified":"2022-11-09T14:57:40","modified_gmt":"2022-11-09T06:57:40","slug":"how-to-use-zeolite-powder-to-remove-ammonia-nitrogen-in-wastewater","status":"publish","type":"post","link":"https:\/\/zeolitemin.com\/vn\/how-to-use-zeolite-powder-to-remove-ammonia-nitrogen-in-wastewater\/","title":{"rendered":"C\u00e1ch s\u1eed d\u1ee5ng b\u1ed9t zeolit \u0111\u1ec3 lo\u1ea1i b\u1ecf nit\u01a1 amoniac trong n\u01b0\u1edbc th\u1ea3i"},"content":{"rendered":"

Ng\u00e0y nay, s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p di\u1ec5n ra nhanh ch\u00f3ng, v\u00ec v\u1eady l\u01b0\u1ee3ng nit\u01a1 amoniac \u0111\u00e1ng k\u1ec3 nh\u1ea5t \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o n\u01b0\u1edbc th\u1ea3i. L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 lo\u1ea1i b\u1ecf nit\u01a1 amoniac? N\u00f3 mang l\u1ea1i m\u1ed9t v\u1ea5n \u0111\u1ec1 l\u1edbn cho t\u1ea5t c\u1ea3 m\u1ecdi ng\u01b0\u1eddi.<\/p>\n\n\n

\n
\"Ch\u1ea5t
Ch\u1ea5t h\u1ea5p th\u1ee5 c\u00f4ng nghi\u1ec7p b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng zeolit t\u1ef1 nhi\u00ean \u0111\u1ec3 lo\u1ea1i b\u1ecf nit\u01a1 amoniac<\/figcaption><\/figure>\n<\/div>\n\n\n

C\u00e1ch s\u1eeda \u0111\u1ed5i clinoptilolite t\u1ef1 nhi\u00ean<\/h3>\n\n\n\n

<\/p>\n\n\n\n

C\u00e2n 10g b\u1ed9t clinoptilolite<\/a> c\u00f3 l\u01b0\u1edbi 20-40 (\u0111\u00e1 zeolit t\u1ef1 nhi\u00ean tr\u1edf th\u00e0nh zeolit d\u1ea1ng b\u1ed9t qua m\u00e1y nghi\u1ec1n), th\u00eam 100mL dung d\u1ecbch NaCl 20%, \u0111un s\u00f4i b\u1eb1ng b\u1ebfp \u0111i\u1ec7n, \u0111\u1ed5 h\u1ebft ch\u1ea5t l\u1ecfng \u0111\u1ee5c, sau \u0111\u00f3 th\u00eam 100mL n\u01b0\u1edbc mu\u1ed1i \u0111un n\u00f3ng s\u01a1 b\u1ed9, \u0111un s\u00f4i b\u1eb1ng b\u1ebfp \u0111i\u1ec7n. . . 5h, thao t\u00e1c t\u01b0\u01a1ng t\u1ef1 nh\u01b0 tr\u01b0\u1edbc, v\u00e0 cu\u1ed1i c\u00f9ng tr\u00e1ng l\u1ea1i b\u1eb1ng n\u01b0\u1edbc c\u1ea5t \u0111\u1ec3 l\u00e0m ngu\u1ed9i zeolit \u0111\u1ebfn nhi\u1ec7t \u0111\u1ed9 ph\u00f2ng \u0111\u1ec3 ho\u00e0n t\u1ea5t qu\u00e1 tr\u00ecnh \u0111i\u1ec1u ch\u1ec9nh.<\/p>\n\n\n\n

Lo\u1ea1i natri t\u1ef1 nhi\u00ean \u0111\u00e3 \u0111\u01b0\u1ee3c bi\u1ebfn \u0111\u1ed5i b\u1ed9t zeolit<\/a> \u0111\u01b0\u1ee3c \u0111\u00f3ng g\u00f3i v\u00e0o c\u1ed9t trao \u0111\u1ed5i \u03c65mmX300mm v\u00e0 \u0111\u01b0\u1ee3c r\u1eeda b\u1eb1ng n\u01b0\u1edbc c\u1ea5t cho \u0111\u1ebfn khi kh\u00f4ng c\u00f2n Cl- trong n\u01b0\u1edbc th\u1ea3i \u0111\u1ea7u ra. Sau \u0111\u00f3 s\u1eed d\u1ee5ng n\u01b0\u1edbc th\u1ea3i amoniac-nit\u01a1 c\u00f3 pH \u0111\u00e3 bi\u1ebft n\u1ed3ng \u0111\u1ed9 NH + 4 cho ch\u1ea3y qua c\u1ed9t trao \u0111\u1ed5i v\u1edbi t\u1ed1c \u0111\u1ed9 d\u00f2ng ch\u1ea3y nh\u1ea5t \u0111\u1ecbnh, ng\u1eebng cho n\u01b0\u1edbc th\u1ea3i \u0111i qua khi \u0111\u1ea1t \u0111\u1ebfn m\u1ed9t t\u1ef7 l\u1ec7 nh\u1ea5t \u0111\u1ecbnh, \u0111o n\u1ed3ng \u0111\u1ed9 NH + 4 c\u1ee7a n\u01b0\u1edbc th\u1ea3i trong b\u00ecnh \u0111\u1ecbnh m\u1ee9c, v\u00e0 th\u00f4ng qua s\u1ef1 ch\u00eanh l\u1ec7ch n\u1ed3ng \u0111\u1ed9 NH4 + trong n\u01b0\u1edbc th\u1ea3i tr\u01b0\u1edbc v\u00e0 sau khi \u0111i qua. <\/p>\n\n\n\n

Sau \u0111\u00f3, t\u1ed5ng kh\u1ea3 n\u0103ng trao \u0111\u1ed5i c\u1ee7a b\u1ed9t zeolit t\u1ef1 nhi\u00ean \u0111\u1ed1i v\u1edbi c\u00e1c ion amoni c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u00ednh to\u00e1n. Thay \u0111\u1ed5i gi\u00e1 tr\u1ecb pH c\u1ee7a n\u01b0\u1edbc th\u1ea3i nit\u01a1 amoniac, l\u1eb7p l\u1ea1i c\u00e1c b\u01b0\u1edbc tr\u00ean, t\u1ed5ng trao \u0111\u1ed5i n\u0103ng l\u1ef1c<\/a> c\u1ee7a b\u1ed9t zeolit t\u1ef1 nhi\u00ean \u0111\u1ebfn c\u00e1c ion amoni trong n\u01b0\u1edbc th\u1ea3i nit\u01a1 amoniac \u1edf c\u00e1c gi\u00e1 tr\u1ecb pH kh\u00e1c nhau c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u0111o.<\/p>\n\n\n\n

Th\u1eed nghi\u1ec7m tu\u1ea7n ho\u00e0n s\u1eed d\u1ee5ng dung d\u1ecbch natri clorua l\u00e0m ch\u1ea5t r\u1eeda gi\u1ea3i. Trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n to\u00e0n di\u1ec7n v\u1ec1 pH n\u01b0\u1edbc th\u1ea3i l\u00e0 5, nhi\u1ec7t \u0111\u1ed9 h\u1ea5p ph\u1ee5 20 \u00b0 C, t\u1ed1c \u0111\u1ed9 h\u1ea5p ph\u1ee5 0,0027m \/ s, nhi\u1ec7t \u0111\u1ed9 r\u1eeda gi\u1ea3i 75 \u00b0 C v\u00e0 t\u1ed1c \u0111\u1ed9 r\u1eeda gi\u1ea3i 0,08cm \/ s, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u \u0111\u00e3 ti\u1ebfn h\u00e0nh nhi\u1ec1u b\u1ed9 th\u00ed nghi\u1ec7m.<\/p>\n\n\n\n

K\u1ebft qu\u1ea3 sau khi lo\u1ea1i b\u1ecf amoniac<\/h3>\n\n\n\n

N\u01b0\u1edbc th\u1ea3i ban \u0111\u1ea7u l\u00e0 246mg \/ L35L, v\u00e0 n\u01b0\u1edbc th\u1ea3i sau x\u1eed l\u00fd l\u00e0 21,3mg \/ L35L. N\u00f3 \u0111\u01b0\u1ee3c r\u1eeda gi\u1ea3i b\u1eb1ng dung d\u1ecbch n\u01b0\u1edbc NaCl b\u00e3o h\u00f2a 1,5L \u0111\u1ec3 t\u1ea1o ra 6300mg \/ L 1,5L n\u01b0\u1edbc th\u1ea3i. Th\u00ed nghi\u1ec7m s\u1eed d\u1ee5ng hai ch\u1ea5t r\u1eeda gi\u1ea3i (dung d\u1ecbch natri clorua v\u00e0 nh\u0169 t\u01b0\u01a1ng canxi oxit) \u0111\u1ec3 r\u1eeda gi\u1ea3i.<\/p>\n\n\n\n

K\u1ebft qu\u1ea3 ch\u1ee9ng minh r\u1eb1ng canxi zeolit c\u0169ng c\u00f3 kh\u1ea3 n\u0103ng lo\u1ea1i b\u1ecf amoniac t\u1ed1t, v\u00e0 t\u1ed1c \u0111\u1ed9 thu h\u1ed3i amoniac c\u00f3 th\u1ec3 \u0111\u1ea1t t\u1edbi 95,6%.<\/strong><\/p>\n\n\n\n

S\u1eed d\u1ee5ng b\u1ed9t clinoptilolit t\u1ef1 nhi\u00ean \u0111\u1ec3 x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i nit\u01a1 amoniac, trong \u0111i\u1ec1u ki\u1ec7n n\u1ed3ng \u0111\u1ed9 n\u01b0\u1edbc th\u1ea3i pH = 5, t\u1ed5ng dung l\u01b0\u1ee3ng trao \u0111\u1ed5i trung b\u00ecnh c\u1ee7a b\u1ed9t zeolit t\u1ef1 nhi\u00ean \u0111\u1ea1t 12,96 mg \/ g, kh\u1ea3 n\u0103ng trao \u0111\u1ed5i gi\u1ea3m khi pH t\u0103ng.<\/p>\n\n\n\n

Khi x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i nit\u01a1 amoniac \u1edf nhi\u1ec7t \u0111\u1ed9 cao, t\u1ed1c \u0111\u1ed9 cao s\u1ebd c\u00f3 l\u1ee3i \u0111\u1ec3 c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng h\u1ea5p ph\u1ee5 c\u1ee7a b\u1ed9t clinoptilolit t\u1ef1 nhi\u00ean. Khi x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i nit\u01a1 amoniac \u1edf nhi\u1ec7t \u0111\u1ed9 th\u1ea5p, t\u1ed1c \u0111\u1ed9 th\u1ea5p s\u1ebd c\u00f3 l\u1ee3i \u0111\u1ec3 c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng r\u1eeda gi\u1ea3i (kh\u1ea3 n\u0103ng t\u00e1i sinh) c\u1ee7a b\u1ed9t clinoptilolite t\u1ef1 nhi\u00ean. <\/p>\n\n\n\n

Qua ki\u1ec3m tra cho th\u1ea5y n\u1ed3ng \u0111\u1ed9 n\u01b0\u1edbc th\u1ea3i sau x\u1eed l\u00fd gi\u1ea3m t\u1eeb 246mg \/ L xu\u1ed1ng c\u00f2n 21,3mg \/ L, t\u1ef7 l\u1ec7 kh\u1eed nit\u01a1 amoniac \u0111\u1ea1t 91,3%, \u0111\u1ea1t ti\u00eau chu\u1ea9n qu\u1ed1c gia.<\/p>\n\n\n\n

Th\u00ed nghi\u1ec7m s\u1eed d\u1ee5ng hai ch\u1ea5t r\u1eeda gi\u1ea3i (dung d\u1ecbch natri clorua v\u00e0 nh\u0169 t\u01b0\u01a1ng canxi oxit) \u0111\u1ec3 r\u1eeda gi\u1ea3i. K\u1ebft qu\u1ea3 ch\u1ee9ng minh r\u1eb1ng zeolit c\u0169ng c\u00f3 kh\u1ea3 n\u0103ng lo\u1ea1i b\u1ecf amoniac<\/a>, v\u00e0 t\u1ed1c \u0111\u1ed9 thu h\u1ed3i amoniac c\u00f3 th\u1ec3 \u0111\u1ea1t 95,6%. xin l\u01b0u \u00fd r\u1eb1ng zeolit t\u1ef1 nhi\u00ean kh\u00e1c v\u1edbi zeolit t\u1ed5ng h\u1ee3p<\/a>.<\/p>\n\n\n\n

T\u00e0i li\u1ec7u tham kh\u1ea3o:<\/p>\n\n\n\n

Mua c\u00e1t zeolite s\u1ed1 l\u01b0\u1ee3ng l\u1edbn \u1edf \u0111\u00e2u?<\/a><\/span><\/p>\n\n\n\n

V\u00f9ng \u0111\u1ea5t b\u1ecb \u00f4 nhi\u1ec5m c\u00f3 th\u1ec3 b\u1ecb bi\u1ebfn th\u00e0nh v\u00f9ng \u0111\u1ea5t ng\u1eadp n\u01b0\u1edbc b\u1edfi Zeolite \u0111\u00e3 \u0111\u01b0\u1ee3c s\u1eeda \u0111\u1ed5i<\/a><\/p>","protected":false},"excerpt":{"rendered":"

K\u1ebft qu\u1ea3 ch\u1ee9ng minh r\u1eb1ng canxi zeolit c\u0169ng c\u00f3 kh\u1ea3 n\u0103ng lo\u1ea1i b\u1ecf amoniac t\u1ed1t, v\u00e0 t\u1ed1c \u0111\u1ed9 thu h\u1ed3i amoniac c\u00f3 th\u1ec3 \u0111\u1ea1t t\u1edbi 95,6%.<\/p>","protected":false},"author":4,"featured_media":1971,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[42,69,102,103,14,12,104,13,56],"class_list":["post-2202","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-newsactivites","tag-adsorption","tag-ammonia","tag-ammonium-ions","tag-calcium-zeolite","tag-clinoptilolite","tag-natural-zeolite","tag-wastewater","tag-zeolite","tag-zeolite-powder"],"_links":{"self":[{"href":"https:\/\/zeolitemin.com\/vn\/wp-json\/wp\/v2\/posts\/2202","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/zeolitemin.com\/vn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/zeolitemin.com\/vn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/zeolitemin.com\/vn\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/zeolitemin.com\/vn\/wp-json\/wp\/v2\/comments?post=2202"}],"version-history":[{"count":0,"href":"https:\/\/zeolitemin.com\/vn\/wp-json\/wp\/v2\/posts\/2202\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/zeolitemin.com\/vn\/wp-json\/wp\/v2\/media\/1971"}],"wp:attachment":[{"href":"https:\/\/zeolitemin.com\/vn\/wp-json\/wp\/v2\/media?parent=2202"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/zeolitemin.com\/vn\/wp-json\/wp\/v2\/categories?post=2202"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/zeolitemin.com\/vn\/wp-json\/wp\/v2\/tags?post=2202"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}