{"id":27495,"date":"2020-01-06T13:45:00","date_gmt":"2020-01-06T06:45:00","guid":{"rendered":"https:\/\/ttud.com.vn\/?p=27495"},"modified":"2021-11-07T12:01:23","modified_gmt":"2021-11-07T05:01:23","slug":"che-tao-gach-op-lat-va-men-gom-su-gia-re-tu-tro-xi-nhiet-dien","status":"publish","type":"post","link":"https:\/\/casta.ttud.com.vn\/index.php\/che-tao-gach-op-lat-va-men-gom-su-gia-re-tu-tro-xi-nhiet-dien\/","title":{"rendered":"Ch\u1ebf t\u1ea1o g\u1ea1ch \u1ed1p l\u00e1t v\u00e0 men g\u1ed1m s\u1ee9 gi\u00e1 r\u1ebb t\u1eeb tro x\u1ec9 nhi\u1ec7t \u0111i\u1ec7n"},"content":{"rendered":"\n

Ngo\u00e0i vi\u1ec7c \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c ti\u00eau chu\u1ea9n t\u01b0\u01a1ng t\u1ef1 nh\u01b0 c\u00e1c s\u1ea3n ph\u1ea9m g\u1ea1ch, men g\u1ed1m s\u1ee9 th\u00f4ng th\u01b0\u1eddng tr\u00ean th\u1ecb tr\u01b0\u1eddng, c\u00e1c s\u1ea3n ph\u1ea9m ch\u1ebf t\u1ea1o n\u00e0y c\u00f2n c\u00f3 gi\u00e1 th\u00e0nh th\u1ea5p h\u01a1n do t\u1eadn d\u1ee5ng \u0111\u01b0\u1ee3c ngu\u1ed3n tro x\u1ec9 c\u1ee7a c\u00e1c nh\u00e0 m\u00e1y nhi\u1ec7t \u0111i\u1ec7n.<\/strong><\/p>\n\n\n\n

C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u \u1edf tr\u01b0\u1eddng \u0110\u1ea1i h\u1ecdc B\u00e1ch khoa H\u00e0 N\u1ed9i \u0111\u00e3 ch\u1ebf t\u1ea1o th\u00e0nh c\u00f4ng s\u1ea3n ph\u1ea9m g\u1ea1ch \u1ed1p l\u00e1t v\u00e0 men g\u1ed1m s\u1ee9 gi\u00e1 th\u00e0nh r\u1ebb t\u1eeb ngu\u1ed3n th\u1ea3i tro x\u1ec9 c\u1ee7a c\u00e1c nh\u00e0 m\u00e1y nhi\u1ec7t \u0111i\u1ec7n, g\u00f3p ph\u1ea7n x\u1eed l\u00fd tri\u1ec7t \u0111\u1ec3 v\u1ea5n \u0111\u1ec1 \u00f4 nhi\u1ec5m m\u00f4i tr\u01b0\u1eddng do c\u00e1c nh\u00e0 m\u00e1y nhi\u1ec7t \u0111i\u1ec7n g\u00e2y ra.<\/p>\n\n\n\n

\u1ede Vi\u1ec7t Nam, nhi\u1ec7t \u0111i\u1ec7n than v\u1eabn chi\u1ebfm t\u1ec9 tr\u1ecdng l\u1edbn trong c\u01a1 c\u1ea5u \u0111i\u1ec7n n\u0103ng (theo th\u1ed1ng k\u00ea c\u1ee7a t\u1eadp \u0111o\u00e0n \u0110i\u1ec7n l\u1ef1c Vi\u1ec7t Nam – EVN n\u0103m 2019, nhi\u1ec7t \u0111i\u1ec7n than chi\u1ebfm g\u1ea7n 50% s\u1ea3n l\u01b0\u1ee3ng \u0111i\u1ec7n c\u1ea3 n\u01b0\u1edbc). V\u1edbi c\u00f4ng su\u1ea5t hi\u1ec7n nay, trung b\u00ecnh m\u1ed7i n\u0103m c\u00e1c nh\u00e0 m\u00e1y nhi\u1ec7t \u0111i\u1ec7n \u1edf Vi\u1ec7t Nam th\u1ea3i ra kho\u1ea3ng 10 tri\u1ec7u t\u1ea5n tro x\u1ec9. X\u1eed l\u00fd tro x\u1ec9 c\u00e1c nh\u00e0 m\u00e1y nhi\u1ec7t \u0111i\u1ec7n tr\u1edf th\u00e0nh v\u1ea5n \u0111\u1ec1 \u201c\u0111au \u0111\u1ea7u\u201d kh\u00f3 x\u1eed l\u00fd t\u1eeb h\u00e0ng ch\u1ee5c n\u0103m nay. H\u1eb1ng n\u0103m, EVN \u0111\u1ec1u b\u00e1o c\u00e1o v\u1ec1 vi\u1ec7c g\u1eb7p kh\u00f3 kh\u0103n trong vi\u1ec7c t\u1ed3n ch\u1ee9a, ti\u00eau th\u1ee5 tro, x\u1ec9 th\u1ea3i c\u1ee7a c\u00e1c nh\u00e0 m\u00e1y nhi\u1ec7t \u0111i\u1ec7n than (\u0111\u1eb7c bi\u1ec7t \u0111\u1ed1i v\u1edbi c\u00e1c nh\u00e0 m\u00e1y \u1edf khu v\u1ef1c mi\u1ec1n Trung v\u00e0 ph\u00eda Nam). C\u00f2n ch\u00ednh quy\u1ec1n v\u00e0 ng\u01b0\u1eddi d\u00e2n nhi\u1ec1u \u0111\u1ecba ph\u01b0\u01a1ng \u0111\u1eb7t c\u00e1c nh\u00e0 m\u00e1y nhi\u1ec7t \u0111i\u1ec7n than \u0111\u1ec1u r\u1ea5t lo l\u1eafng v\u00ec t\u00ecnh tr\u1ea1ng tro x\u1ec9 than g\u00e2y \u00f4 nhi\u1ec5m m\u00f4i tr\u01b0\u1eddng, \u1ea3nh h\u01b0\u1edfng s\u1ee9c kh\u1ecfe ng\u01b0\u1eddi d\u00e2n c\u0169ng nh\u01b0 s\u1ea3n xu\u1ea5t n\u00f4ng nghi\u1ec7p. <\/p>\n\n\n\n

Tr\u01b0\u1edbc th\u1ef1c t\u1ebf tr\u00ean, TS. V\u0169 Ho\u00e0ng T\u00f9ng, Vi\u1ec7n K\u1ef9 thu\u1eadt h\u00f3a h\u1ecdc, \u0110\u1ea1i h\u1ecdc B\u00e1ch khoa H\u00e0 N\u1ed9i c\u00f9ng c\u1ed9ng s\u1ef1 \u0111\u00e3 t\u00ecm ra c\u00e1ch ch\u1ebf t\u1ea1o g\u1ea1ch \u1ed1p l\u00e1t v\u00e0 men g\u1ed1m s\u1ee9 t\u1eeb tro x\u1ec9 th\u1ea3i ra c\u1ee7a c\u00e1c nh\u00e0 m\u00e1y nhi\u1ec7t \u0111i\u1ec7n. Ngo\u00e0i vi\u1ec7c \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c ti\u00eau chu\u1ea9n t\u01b0\u01a1ng t\u1ef1 nh\u01b0 c\u00e1c s\u1ea3n ph\u1ea9m g\u1ea1ch, men g\u1ed1m s\u1ee9 th\u00f4ng th\u01b0\u1eddng tr\u00ean th\u1ecb tr\u01b0\u1eddng, c\u00e1c s\u1ea3n ph\u1ea9m do TS. V\u0169 Ho\u00e0ng T\u00f9ng ch\u1ebf t\u1ea1o c\u00f2n c\u00f3 gi\u00e1 th\u00e0nh th\u1ea5p h\u01a1n do t\u1eadn d\u1ee5ng \u0111\u01b0\u1ee3c ngu\u1ed3n tro x\u1ec9 c\u1ee7a c\u00e1c nh\u00e0 m\u00e1y nhi\u1ec7t \u0111i\u1ec7n.<\/p>\n\n\n\n

Tro x\u1ec9 l\u00e0 ch\u1ea5t th\u1ea3i r\u1eafn ph\u00e1t sinh t\u1eeb c\u00e1c nh\u00e0 m\u00e1y nhi\u1ec7t \u0111i\u1ec7n, g\u1ed3m 2 ph\u1ea7n: tro bay tho\u00e1t ra theo \u0111\u01b0\u1eddng kh\u00f3i v\u00e0 ph\u1ea7n x\u1ec9 \u0111\u00e1y l\u00f2 \u0111\u01b0\u1ee3c th\u1ea3i qua \u0111\u00e1y c\u1ee7a l\u00f2 h\u01a1i. D\u1ef1a v\u00e0o th\u00e0nh ph\u1ea7n kho\u00e1ng v\u00e0 h\u00f3a h\u1ecdc c\u1ee7a tro x\u1ec9, k\u1ebft h\u1ee3p v\u1edbi kinh nghi\u1ec7m nghi\u00ean c\u1ee9u l\u00e2u n\u0103m trong l\u0129nh v\u1ef1c v\u1eadt li\u1ec7u g\u1ed1m, TS. V\u0169 Ho\u00e0ng T\u00f9ng nh\u1eadn th\u1ea5y c\u1ea3 tro bay v\u00e0 x\u1ec9 \u0111\u00e1y l\u00f2 \u0111\u1ec1u c\u00f3 th\u1ec3 d\u00f9ng \u0111\u1ec3 thay th\u1ebf ho\u1eb7c t\u1ea1o ra h\u1ee3p ch\u1ea5t thay th\u1ebf cho felspat – m\u1ed9t lo\u1ea1i kho\u00e1ng ch\u1ea5t \u0111\u01b0\u1ee3c d\u00f9ng l\u00e0m nguy\u00ean li\u1ec7u ch\u00ednh trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t g\u1ea1ch \u1ed1p l\u00e1t v\u00e0 men g\u1ed1m s\u1ee9. \u0110i\u1ec1u n\u00e0y c\u00e0ng c\u00f3 \u00fd ngh\u0129a l\u1edbn h\u01a1n trong b\u1ed1i c\u1ea3nh l\u01b0\u1ee3ng felspat trong t\u1ef1 nhi\u00ean \u1edf n\u01b0\u1edbc ta hi\u1ec7n nay c\u00f3 tr\u1eef l\u01b0\u1ee3ng \u00edt \u1ecfi, ch\u1ea5t l\u01b0\u1ee3ng c\u0169ng kh\u00f4ng \u1ed5n \u0111\u1ecbnh.<\/p>\n\n\n\n

TS. V\u0169 Ho\u00e0ng T\u00f9ng \u0111\u00e3 t\u00ecm ra c\u00f4ng th\u1ee9c ph\u1ed1i tr\u1ed9n tro bay v\u1edbi \u0111\u1ea5t s\u00e9t, cao lanh v\u00e0 felspat \u0111\u1ec3 t\u1ea1o ra g\u1ea1ch \u1ed1p l\u00e1t. V\u1edbi ph\u01b0\u01a1ng ph\u00e1p n\u00e0y, t\u1ec9 l\u1ec7 felspat c\u1ea7n d\u00f9ng gi\u1ea3m xu\u1ed1ng m\u1ed9t n\u1eeda so v\u1edbi ph\u01b0\u01a1ng ph\u00e1p th\u00f4ng th\u01b0\u1eddng m\u00e0 v\u1eabn \u0111\u1ea3m b\u1ea3o c\u00e1c th\u00f4ng s\u1ed1 c\u00f4ng ngh\u1ec7 trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t nh\u01b0 \u0111\u1ed9 co s\u1ea5y, \u0111\u1ed9 co nung, nhi\u1ec7t \u0111\u1ed9 nung, v\u00e0 \u0111\u1ea3m b\u1ea3o c\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u1ee7a s\u1ea3n ph\u1ea9m nh\u01b0 c\u01b0\u1eddng \u0111\u1ed9, m\u00e0u s\u1eafc, \u0111\u1ed9 h\u00fat n\u01b0\u1edbc, kh\u1ed1i l\u01b0\u1ee3ng th\u1ec3 t\u00edch,… Do \u0111\u00f3, c\u00e1c \u0111\u01a1n v\u1ecb s\u1ea3n xu\u1ea5t g\u1ea1ch \u1ed1p l\u00e1t c\u00f3 th\u1ec3 \u1ee9ng d\u1ee5ng ngay m\u00e0 kh\u00f4ng c\u1ea7n ph\u1ea3i thay \u0111\u1ed5i thi\u1ebft b\u1ecb ho\u1eb7c c\u00f4ng ngh\u1ec7 s\u1ea3n xu\u1ea5t.<\/p>\n\n\n\n

V\u1edbi x\u1ec9 \u0111\u00e1y l\u00f2, TS. V\u0169 Ho\u00e0ng T\u00f9ng c\u0169ng t\u00ecm ra c\u00f4ng th\u1ee9c ph\u1ed1i tr\u1ed9n x\u1ec9 \u0111\u00e1y l\u00f2 v\u1edbi Na2<\/sub>CO3<\/sub> \u0111\u1ec3 t\u1ed5ng h\u1ee3p ra frit – m\u1ed9t lo\u1ea1i men g\u1ed1m s\u1ee9. Frit thu \u0111\u01b0\u1ee3c b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p n\u00e0y c\u00f3 th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc t\u01b0\u01a1ng t\u1ef1 felspat t\u1ef1 nhi\u00ean, c\u00f3 gi\u00e1 th\u00e0nh th\u1ea5p do t\u1eadn d\u1ee5ng \u0111\u01b0\u1ee3c ngu\u1ed3n n\u0103ng l\u01b0\u1ee3ng l\u00e0 than ch\u01b0a ch\u00e1y h\u1ebft trong tro x\u1ec9 (c\u00f3 h\u00e0m l\u01b0\u1ee3ng carbon l\u1edbn, kho\u1ea3ng 8%), v\u00e0 kh\u00f4ng ph\u1ea3i th\u1ef1c hi\u1ec7n b\u01b0\u1edbc khai th\u00e1c tuy\u1ec3n l\u1ecdc (qu\u00e1 tr\u00ecnh tuy\u1ec3n than d\u01b0 c\u00f2n l\u1ea1i trong tro x\u1ec9).<\/p>\n\n\n\n

Hai quy tr\u00ecnh n\u00e0y \u0111\u00e3 \u0111\u01b0\u1ee3c c\u1ea5p b\u1eb1ng \u0111\u1ed9c quy\u1ec1n gi\u1ea3i ph\u00e1p h\u1eefu \u00edch: b\u1eb1ng s\u1ed1\u00a0VN 2-0002122\u00a0c\u00f4ng b\u1ed1\u00a0ng\u00e0y 25\/9\/2019 cho ph\u01b0\u01a1ng ph\u00e1p s\u1ea3n xu\u1ea5t g\u1ea1ch \u1ed1p l\u00e1t t\u1eeb tro bay nhi\u1ec7t \u0111i\u1ec7n v\u00e0 b\u1eb1ng s\u1ed1\u00a0VN 2-0002028\u00a0c\u00f4ng b\u1ed1\u00a0ng\u00e0y 27\/5\/2019 cho ph\u01b0\u01a1ng ph\u00e1p s\u1ea3n xu\u1ea5t frit t\u1eeb tro x\u1ec9 nhi\u1ec7t \u0111i\u1ec7n.<\/p>\n\n\n\n

\"\"
S\u1eed d\u1ee5ng tro x\u1ec9 l\u00e0m v\u1eadt li\u1ec7u san l\u1ea5p m\u1eb7t b\u1eb1ng (\u1ea2nh: EVN)<\/em><\/figcaption><\/figure><\/div>\n\n\n\n

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

Ngu\u1ed3n: Thanh An- https:\/\/www.ipvietnam.gov.vn\/tin-tuc-su-kien\/-\/asset_publisher\/7xsjBfqhCDAV\/content\/che-tao-gach-op-lat-va-men-gom-su-gia-re-tu-tro-xi-nhiet-ien<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"

Ngo\u00e0i vi\u1ec7c \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c ti\u00eau chu\u1ea9n t\u01b0\u01a1ng t\u1ef1 nh\u01b0 c\u00e1c s\u1ea3n ph\u1ea9m g\u1ea1ch, men g\u1ed1m s\u1ee9 th\u00f4ng th\u01b0\u1eddng tr\u00ean th\u1ecb tr\u01b0\u1eddng, c\u00e1c s\u1ea3n ph\u1ea9m ch\u1ebf t\u1ea1o n\u00e0y c\u00f2n c\u00f3 gi\u00e1 th\u00e0nh th\u1ea5p h\u01a1n do t\u1eadn d\u1ee5ng \u0111\u01b0\u1ee3c ngu\u1ed3n tro x\u1ec9 c\u1ee7a c\u00e1c nh\u00e0 m\u00e1y nhi\u1ec7t \u0111i\u1ec7n. C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u \u1edf tr\u01b0\u1eddng \u0110\u1ea1i h\u1ecdc […]<\/p>\n","protected":false},"author":25,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47],"tags":[],"class_list":["post-27495","post","type-post","status-publish","format-standard","hentry","category-tin-tuc"],"_links":{"self":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/27495","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/users\/25"}],"replies":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/comments?post=27495"}],"version-history":[{"count":2,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/27495\/revisions"}],"predecessor-version":[{"id":29551,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/27495\/revisions\/29551"}],"wp:attachment":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=27495"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=27495"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=27495"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}