{"id":111971,"date":"2021-09-23T02:14:38","date_gmt":"2021-09-22T19:14:38","guid":{"rendered":"https:\/\/hocvienmo.thietkewebquangninh.vn\/?p=111971"},"modified":"2021-09-23T02:14:38","modified_gmt":"2021-09-22T19:14:38","slug":"tan-dung-triet-de-nguon-chat-thai-bun-do","status":"publish","type":"post","link":"https:\/\/imsat.vn\/?p=111971","title":{"rendered":"T\u1eadn d\u1ee5ng tri\u1ec7t \u0111\u1ec3 ngu\u1ed3n ch\u1ea5t th\u1ea3i b\u00f9n \u0111\u1ecf"},"content":{"rendered":"<p><strong>\u0110\u1ec1 t\u00e0i \u201cNghi\u00ean c\u1ee9u c\u00f4ng ngh\u1ec7 s\u1ea3n xu\u1ea5t th\u00e9p v\u00e0 v\u1eadt li\u1ec7u x\u00e2y d\u1ef1ng kh\u00f4ng nung t\u1eeb ngu\u1ed3n th\u1ea3i b\u00f9n \u0111\u1ecf trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t alumin t\u1ea1i T\u00e2y Nguy\u00ean\u201d thu\u1ed9c Ch\u01b0\u01a1ng tr\u00ecnh T\u00e2y Nguy\u00ean 3 do TS. V\u0169 \u0110\u1ee9c L\u1ee3i thu\u1ed9c Vi\u1ec7n H\u00f3a h\u1ecdc l\u00e0m ch\u1ee7 nhi\u1ec7m \u0111\u01b0\u1ee3c H\u1ed9i \u0111\u1ed3ng nghi\u1ec7m thu c\u1ea5p nh\u00e0 n\u01b0\u1edbc \u0111\u00e1nh gi\u00e1 lo\u1ea1i xu\u1ea5t s\u1eafc.<\/strong><\/p>\n<p><img loading=\"lazy\" class=\"aligncenter wp-image-111972 size-full\" src=\"http:\/\/hocvienmo.thietkewebquangninh.vn\/wp-content\/uploads\/2021\/09\/Bao-CT.jpg\" alt=\"\" width=\"500\" height=\"375\" srcset=\"https:\/\/imsat.vn\/wp-content\/uploads\/2021\/09\/Bao-CT.jpg 500w, https:\/\/imsat.vn\/wp-content\/uploads\/2021\/09\/Bao-CT-300x225.jpg 300w\" sizes=\"(max-width: 500px) 100vw, 500px\" \/><\/p>\n<p>\u0110\u00e2y \u0111\u01b0\u1ee3c coi l\u00e0 tri\u1ec3n v\u1ecdng cho vi\u1ec7c x\u1eed l\u00fd v\u00e0 t\u1eadn d\u1ee5ng tri\u1ec7t \u0111\u1ec3 ngu\u1ed3n ch\u1ea5t th\u1ea3i b\u00f9n \u0111\u1ecf, g\u00f3p ph\u1ea7n b\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng v\u00e0 ph\u00e1t tri\u1ec3n b\u1ec1n v\u1eefng c\u00f4ng nghi\u1ec7p s\u1ea3n xu\u1ea5t alumin t\u1ea1i T\u00e2y Nguy\u00ean.<\/p>\n<p>\u0110\u1ec1 t\u00e0i nghi\u00ean c\u1ee9u c\u00e1c th\u00e0nh ph\u1ea7n v\u00e0 t\u00ednh ch\u1ea5t c\u1ee7a b\u00f9n \u0111\u1ecf trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t alumin t\u1ea1i nh\u00e0 m\u00e1y alumin L\u00e2m \u0110\u1ed3ng. B\u00f9n \u0111\u1ecf l\u00e0 ch\u1ea5t th\u1ea3i c\u00f3 t\u00ednh ki\u1ec1m cao, \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i ch\u1ea5t th\u1ea3i nguy h\u1ea1i. Th\u00e0nh ph\u1ea7n s\u1eaft trong b\u00f9n \u0111\u1ecf cao, h\u00e0m l\u01b0\u1ee3ng Fe2O3 trong t\u1ea5t c\u1ea3 c\u00e1c m\u1eabu \u0111\u1ec1u tr\u00ean 50%, h\u00e0m l\u01b0\u1ee3ng t\u1ed5ng s\u1eaft (T-Fe &gt;35%), do v\u1eady, c\u00f3 th\u1ec3 \u0111\u1ecbnh h\u01b0\u1edbng s\u1eed d\u1ee5ng l\u00e0m tinh qu\u1eb7ng s\u1eaft, gang v\u00e0 th\u00e9p. Tuy nhi\u00ean, quy tr\u00ecnh s\u1ea3n xu\u1ea5t th\u00e9p t\u1eeb b\u00f9n \u0111\u1ecf d\u1ef1a tr\u00ean c\u00f4ng ngh\u1ec7 ho\u00e0n nguy\u00ean tr\u1ef1c ti\u1ebfp c\u00f3 nh\u01b0\u1ee3c \u0111i\u1ec3m l\u00e0 ti\u00eau t\u1ed1n n\u0103ng l\u01b0\u1ee3ng, d\u1eabn \u0111\u1ebfn gi\u00e1 th\u00e0nh cao v\u00e0 kh\u00f3 \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c v\u1ec1 hi\u1ec7u qu\u1ea3 kinh t\u1ebf.<\/p>\n<p>\u0110\u1ec3 kh\u1eafc ph\u1ee5c nh\u01b0\u1ee3c \u0111i\u1ec3m n\u00e0y, nh\u00f3m nghi\u00ean c\u1ee9u \u0111\u00e3 x\u00e2y d\u1ef1ng quy tr\u00ecnh c\u00f4ng ngh\u1ec7 s\u1ea3n xu\u1ea5t tinh qu\u1eb7ng s\u1eaft, s\u1eaft x\u1ed1p v\u00e0 th\u00e9p t\u1eeb b\u00f9n \u0111\u1ecf theo c\u00f4ng ngh\u1ec7 t\u00e1ch kh\u00f4, thi\u00eau t\u1eeb h\u00f3a, nghi\u1ec1n, tuy\u1ec3n t\u1eeb, thu h\u1ed3i tinh qu\u1eb7ng s\u1eaft v\u00e0 s\u1ea3n xu\u1ea5t s\u1eaft x\u1ed1p, th\u00e9p. Quy tr\u00ecnh c\u00f4ng ngh\u1ec7 c\u00f3\u00a0\u01b0u \u0111i\u1ec3m nh\u01b0: ho\u00e0n nguy\u00ean oxit s\u1eaft trong b\u00f9n \u0111\u1ecf v\u1ec1 d\u1ea1ng oxit s\u1eaft t\u1eeb Fe3O4 v\u00e0 d\u1ef1a tr\u00ean vi\u1ec7c ph\u00e2n t\u00edch t\u1ef7 l\u1ec7 Fe2O3\/FeO; quy tr\u00ecnh t\u1ea1o c\u1ea7u, s\u1eed d\u1ee5ng \u0111\u00f4l\u00f4mit v\u1ea3y \u0111\u00e1p \u1ee9ng y\u00eau c\u1ea7u v\u1ec1 th\u1ea5u kh\u00ed trong giai \u0111o\u1ea1n thi\u00eau k\u1ebft v\u00e0 t\u0103ng hi\u1ec7u su\u1ea5t thu h\u1ed3i s\u1eaft c\u1ee7a b\u00f9n \u0111\u1ecf; t\u00e1c nh\u00e2n kh\u1eed s\u1eed d\u1ee5ng kh\u00ed CO d\u01b0 c\u1ee7a l\u00f2 cao v\u00e0 b\u1ed5 sung than trong qu\u00e1 tr\u00ecnh ho\u00e0n nguy\u00ean nh\u1eb1m ki\u1ec3m so\u00e1t qu\u00e1 tr\u00ecnh ho\u00e0n nguy\u00ean v\u1ec1 s\u1eaft t\u1eeb th\u00f4ng qua vi\u1ec7c \u0111\u00e1nh gi\u00e1 t\u1ef7 l\u1ec7 Fe2O3\/FeO; s\u1eed d\u1ee5ng v\u00f4i s\u1ed1ng CaO trong qu\u00e1 tr\u00ecnh thi\u00eau k\u1ebft l\u00e0m ch\u1ea5t k\u1ebft d\u00ednh v\u00e0 lo\u1ea1i b\u1ecf nh\u00f4m trong giai \u0111o\u1ea1n tuy\u1ec3n t\u1eeb c\u00f3 hi\u1ec7u qu\u1ea3 kinh t\u1ebf h\u01a1n so v\u1edbi d\u00f9ng natricacbonat Na2CO3 m\u00e0 c\u00e1c c\u00f4ng ngh\u1ec7 tr\u01b0\u1edbc \u0111\u00e2y \u0111\u00e3 s\u1eed d\u1ee5ng; s\u1ea3n ph\u1ea9m tinh qu\u1eb7ng s\u1eaft c\u00f3 h\u00e0m l\u01b0\u1ee3ng T-Fe \u0111\u1ea1t 62,7%, s\u1eaft x\u1ed1p c\u00f3 h\u00e0m l\u01b0\u1ee3ng T-Fe \u0111\u1ea1t 90,1%, t\u1ef7 l\u1ec7 s\u1eaft kim lo\u1ea1i\/t\u1ed5ng s\u1eaft \u0111\u1ea1t 83,4%. M\u1eabu th\u00e9p thu \u0111\u01b0\u1ee3c t\u1eeb s\u1eaft x\u1ed1p \u0111\u1ea1t ti\u00eau chu\u1ea9n m\u00e1c SD 390 c\u1ee7a Nh\u1eadt B\u1ea3n v\u00e0 m\u00e1c th\u00e9p CT5.<\/p>\n<p>Nh\u00f3m nghi\u00ean c\u1ee9u \u0111\u00e3 ti\u1ebfn h\u00e0nh s\u1ea3n xu\u1ea5t th\u1eed nghi\u1ec7m v\u1edbi quy m\u00f4 c\u00f4ng nghi\u1ec7p m\u1ebb 200 t\u1ea5n, hi\u1ec7u su\u1ea5t thu h\u1ed3i 1 t\u1ea5n tinh qu\u1eb7ng s\u1eaft\/2,4 t\u1ea5n b\u00f9n \u0111\u1ecf kh\u00f4, s\u1ea3n ph\u1ea9m tinh qu\u1eb7ng s\u1eaft \u0111\u1ea1t 62,7%, \u0111\u00e1p \u1ee9ng \u0111\u1ea7y \u0111\u1ee7 c\u00e1c y\u00eau c\u1ea7u \u0111\u1ec3 s\u1ea3n xu\u1ea5t gang v\u00e0 s\u1eaft x\u1ed1p. C\u00e1c t\u00ednh to\u00e1n v\u1ec1 hi\u1ec7u qu\u1ea3 kinh t\u1ebf cho th\u1ea5y, s\u1ea3n xu\u1ea5t ra 1 t\u1ea5n tinh qu\u1eb7ng s\u1eaft c\u00f3 chi ph\u00ed th\u1ea5p h\u01a1n so v\u1edbi gi\u00e1 s\u1ea3n ph\u1ea9m th\u01b0\u01a1ng m\u1ea1i tr\u00ean th\u1ecb tr\u01b0\u1eddng, ch\u1ee9ng t\u1ecf t\u00ednh kh\u1ea3 thi c\u1ee7a vi\u1ec7c \u00e1p d\u1ee5ng k\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u v\u00e0o s\u1ea3n xu\u1ea5t.<\/p>\n<p>C\u00f9ng v\u1edbi vi\u1ec7c x\u00e2y d\u1ef1ng quy tr\u00ecnh c\u00f4ng ngh\u1ec7 s\u1ea3n xu\u1ea5t tinh qu\u1eb7ng s\u1eaft, s\u1eaft x\u1ed1p v\u00e0 th\u00e9p, \u0111\u1ec1 t\u00e0i c\u0169ng x\u00e2y d\u1ef1ng \u0111\u01b0\u1ee3c quy tr\u00ecnh c\u00f4ng ngh\u1ec7 s\u1ea3n ph\u1ea9m g\u1ea1ch kh\u00f4ng nung s\u1ea3n xu\u1ea5t t\u1eeb b\u00f9n \u0111\u1ecf, x\u1ec9 luy\u1ec7n th\u00e9p v\u00e0 s\u1eaft x\u1ed1p theo c\u00f4ng ngh\u1ec7 geopolymer. \u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng hai ph\u01b0\u01a1ng ph\u00e1p l\u00e0 n\u00e9n \u00e9p v\u00e0 \u0111\u1ed5 khu\u00f4n, s\u1ea3n ph\u1ea9m g\u1ea1ch \u0111\u1ea1t TCVN 6476:1999, c\u00e1c ch\u1ec9 ti\u00eau v\u1ec1 c\u01b0\u1eddng \u0111\u1ed9 n\u00e9n \u0111\u1ea1t m\u00e1c cao h\u01a1n so v\u1edbi ti\u00eau chu\u1ea9n quy \u0111\u1ecbnh v\u00e0 b\u1ea3o \u0111\u1ea3m c\u00e1c quy \u0111\u1ecbnh v\u1ec1 m\u00f4i tr\u01b0\u1eddng. Ngo\u00e0i ra, \u0111\u1ec1 t\u00e0i \u0111\u00e3 \u0111\u0103ng k\u00fd 2 ph\u00e1t minh s\u00e1ng ch\u1ebf li\u00ean quan \u0111\u1ebfn c\u00f4ng ngh\u1ec7 s\u1ea3n xu\u1ea5t tinh qu\u1eb7ng s\u1eaft, s\u1eaft x\u1ed1p v\u00e0 th\u00e9p t\u1eeb b\u00f9n \u0111\u1ecf. Theo h\u1ed9i \u0111\u1ed3ng nghi\u1ec7m thu, nh\u1eefng k\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u c\u1ee7a \u0111\u1ec1 t\u00e0i \u201cNghi\u00ean c\u1ee9u c\u00f4ng ngh\u1ec7 s\u1ea3n xu\u1ea5t th\u00e9p v\u00e0 v\u1eadt li\u1ec7u x\u00e2y d\u1ef1ng kh\u00f4ng nung t\u1eeb ngu\u1ed3n th\u1ea3i b\u00f9n \u0111\u1ecf trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t alumin t\u1ea1i T\u00e2y Nguy\u00ean\u201d l\u00e0 nh\u1eefng \u0111\u00f3ng g\u00f3p m\u1edbi cho khoa h\u1ecdc v\u00e0 c\u00f3 th\u1ec3 \u1ee9ng d\u1ee5ng trong th\u1ef1c ti\u1ec5n, c\u1ea7n s\u1edbm x\u00e2y d\u1ef1ng nghi\u00ean c\u1ee9u d\u1ef1 \u00e1n kh\u1ea3 thi \u0111\u1ec3 s\u1ea3n xu\u1ea5t tinh qu\u1eb7ng s\u1eaft, gang v\u00e0 th\u00e9p t\u1eeb b\u00f9n \u0111\u1ecf.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u0110\u1ec1 t\u00e0i \u201cNghi\u00ean c\u1ee9u c\u00f4ng ngh\u1ec7 s\u1ea3n xu\u1ea5t th\u00e9p v\u00e0 v\u1eadt li\u1ec7u x\u00e2y d\u1ef1ng kh\u00f4ng nung t\u1eeb ngu\u1ed3n th\u1ea3i b\u00f9n \u0111\u1ecf trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t alumin t\u1ea1i T\u00e2y Nguy\u00ean\u201d thu\u1ed9c Ch\u01b0\u01a1ng tr\u00ecnh T\u00e2y Nguy\u00ean 3 do TS. V\u0169 \u0110\u1ee9c L\u1ee3i thu\u1ed9c Vi\u1ec7n H\u00f3a h\u1ecdc l\u00e0m ch\u1ee7 nhi\u1ec7m \u0111\u01b0\u1ee3c H\u1ed9i \u0111\u1ed3ng nghi\u1ec7m thu c\u1ea5p nh\u00e0 [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":111972,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[37],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v18.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>T\u1eadn d\u1ee5ng tri\u1ec7t \u0111\u1ec3 ngu\u1ed3n ch\u1ea5t th\u1ea3i b\u00f9n \u0111\u1ecf - Vi\u1ec7n Khoa h\u1ecdc C\u00f4ng ngh\u1ec7 M\u1ecf - Vinacomin<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/imsat.vn\/?p=111971\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"T\u1eadn d\u1ee5ng tri\u1ec7t \u0111\u1ec3 ngu\u1ed3n ch\u1ea5t th\u1ea3i b\u00f9n \u0111\u1ecf - Vi\u1ec7n Khoa h\u1ecdc C\u00f4ng ngh\u1ec7 M\u1ecf - Vinacomin\" \/>\n<meta property=\"og:description\" content=\"\u0110\u1ec1 t\u00e0i \u201cNghi\u00ean c\u1ee9u c\u00f4ng ngh\u1ec7 s\u1ea3n xu\u1ea5t th\u00e9p v\u00e0 v\u1eadt li\u1ec7u x\u00e2y d\u1ef1ng kh\u00f4ng nung t\u1eeb ngu\u1ed3n th\u1ea3i b\u00f9n \u0111\u1ecf trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t alumin t\u1ea1i T\u00e2y Nguy\u00ean\u201d thu\u1ed9c Ch\u01b0\u01a1ng tr\u00ecnh T\u00e2y Nguy\u00ean 3 do TS. 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