{"id":27442,"date":"2020-03-27T15:44:00","date_gmt":"2020-03-27T08:44:00","guid":{"rendered":"https:\/\/ttud.com.vn\/?p=27442"},"modified":"2021-11-05T16:30:20","modified_gmt":"2021-11-05T09:30:20","slug":"phuong-phap-san-xuat-vat-lieu-thuy-tinh-tu-tro-xi","status":"publish","type":"post","link":"https:\/\/casta.ttud.com.vn\/index.php\/phuong-phap-san-xuat-vat-lieu-thuy-tinh-tu-tro-xi\/","title":{"rendered":"Ph\u01b0\u01a1ng ph\u00e1p s\u1ea3n xu\u1ea5t v\u1eadt li\u1ec7u thu\u1ef7 tinh t\u1eeb tro x\u1ec9"},"content":{"rendered":"\n<p><strong>Ph\u01b0\u01a1ng ph\u00e1p s\u1ea3n xu\u1ea5t v\u1eadt li\u1ec7u th\u1ee7y tinh t\u1eeb tro x\u1ec9 nhi\u1ec7t \u0111i\u1ec7n m\u00e0 kh\u00f4ng c\u1ea7n l\u1ecdc s\u1ea1ch cacbon xu\u1ed1ng d\u01b0\u1edbi 4% c\u1ee7a Vi\u1ec7n K\u1ef9 thu\u1eadt h\u00f3a h\u1ecdc, \u0110\u1ea1i h\u1ecdc B\u00e1ch khoa H\u00e0 N\u1ed9i \u0111\u00e3 gi\u00fap t\u1eadn d\u1ee5ng t\u00e0i nguy\u00ean c\u0169ng nh\u01b0 l\u00e0m gi\u1ea3m g\u00e1nh n\u1eb7ng l\u00ean m\u00f4i tr\u01b0\u1eddng h\u01a1n so v\u1edbi c\u00e1c ph\u01b0\u01a1ng ph\u00e1p tr\u01b0\u1edbc \u0111\u00e2y.<\/strong><\/p>\n\n\n\n<p>X\u1eed l\u00fd tro x\u1ec9 \u0111\u1ec3 ki\u1ec3m so\u00e1t \u00f4 nhi\u1ec5m m\u00f4i tr\u01b0\u1eddng \u0111ang l\u00e0 v\u1ea5n \u0111\u1ec1 \u0111au \u0111\u1ea7u v\u1edbi ng\u00e0nh nhi\u1ec7t \u0111i\u1ec7n v\u00ec \u0111\u00e2y l\u00e0 m\u1ed9t ng\u00e0nh ph\u00e1t sinh ch\u1ea5t th\u1ea3i r\u1ea5t l\u1edbn, trung b\u00ecnh \u0111\u1ec3 s\u1ea3n xu\u1ea5t 1kWh \u0111i\u1ec7n (s\u1eed d\u1ee5ng nhi\u00ean li\u1ec7u than c\u00e1m) s\u1ebd th\u1ea3i ra t\u1eeb 0,9 &#8211; 1,5 kg tro, x\u1ec9. D\u1ef1 ki\u1ebfn sau n\u0103m 2020, h\u00e0ng ch\u1ee5c nh\u00e0 m\u00e1y nhi\u1ec7t \u0111i\u1ec7n t\u1ea1i Vi\u1ec7t Nam s\u1ebd th\u1ea3i ra l\u01b0\u1ee3ng tro x\u1ec9 r\u1ea5t l\u1edbn&nbsp;(h\u00e0ng ch\u1ee5c tri\u1ec7u t\u1ea5n tro x\u1ec9\/n\u0103m). Do v\u1eady, x\u1eed l\u00fd, t\u00e1i s\u1eed d\u1ee5ng tro, x\u1ec9 c\u1ee7a c\u00e1c nh\u00e0 m\u00e1y nhi\u1ec7t \u0111i\u1ec7n l\u00e0 nhi\u1ec7m v\u1ee5 c\u1ea5p b\u00e1ch trong b\u1ed1i c\u1ea3nh hi\u1ec7n nay.<\/p>\n\n\n\n<p>Hi\u1ec7n nay, th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc c\u1ee7a tro x\u1ec9 nhi\u1ec7t \u0111i\u1ec7n c\u00f3 th\u1ec3 d\u00f9ng \u0111\u1ec3 t\u1ed5ng h\u1ee3p v\u1eadt li\u1ec7u th\u1ee7y tinh v\u00e0 g\u1ed1m th\u1ee7y tinh ho\u1eb7c s\u1ea3n ph\u1ea9m thay th\u1ebf cho g\u1ea1ch \u1ed1p, l\u00e1t d\u1ea1ng g\u1ed1m hay granite \u0111ang \u0111\u01b0\u1ee3c d\u00f9ng trong c\u00e1c c\u00f4ng tr\u00ecnh x\u00e2y d\u1ef1ng&#8230; Tuy nhi\u00ean c\u00e1c ph\u01b0\u01a1ng ph\u00e1p t\u1ed5ng h\u1ee3p \u0111\u1ec3 \u201ct\u00e1i ch\u1ebf\u201d tro x\u1ec9 n\u00e0y ch\u1ec9 ph\u00f9 h\u1ee3p v\u1edbi d\u1ea1ng tro x\u1ec9 \u0111\u00e3 tuy\u1ec3n l\u1ecdc l\u00e0m s\u1ea1ch cacbon l\u1eabn b\u00ean trong n\u00ean gi\u00e1 th\u00e0nh s\u1ea3n xu\u1ea5t v\u1eabn cao. Do v\u1eady, nh\u00f3m nghi\u00ean c\u1ee9u c\u1ee7a PGS.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 gi\u1ea3i ph\u00e1p k\u1ef9 thu\u1eadt nh\u1eb1m gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 n\u00e0y.<\/p>\n\n\n\n<p>Nh\u00f3m nghi\u00ean c\u1ee9u s\u1eed d\u1ee5ng tro x\u1ec9 l\u00e0m nguy\u00ean li\u1ec7u ch\u00ednh, c\u00f9ng v\u1edbi nguy\u00ean li\u1ec7u b\u1ed5 sung l\u00e0 \u0111\u00e1 v\u00f4i (CaCO<sub>3<\/sub>), c\u00f3 th\u1ec3 c\u00f3 th\u00eam c\u00e1t (SiO<sub>2<\/sub>) v\u00e0 c\u00e1c ch\u1ea5t ph\u1ee5 gia \u0111i\u1ec1u ch\u1ec9nh. Kh\u1ed1i l\u01b0\u1ee3ng c\u00e1c ch\u1ea5t t\u00f9y theo y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt s\u1ea3n xu\u1ea5t t\u1eebng lo\u1ea1i v\u1eadt li\u1ec7u th\u1ee7y tinh ho\u1eb7c g\u1ed1m th\u1ee7y tinh kh\u00e1c nhau, v\u00e0 th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc c\u1ee7a tro x\u1ec9.&nbsp;<\/p>\n\n\n\n<p>B\u01b0\u1edbc \u0111\u1ea7u ti\u00ean l\u00e0 tr\u1ed9n \u0111\u1ec1u nguy\u00ean li\u1ec7u g\u1ed3m tro x\u1ec9, \u0111\u00e1 v\u00f4i, c\u00e1t (n\u1ebfu c\u00f3). Trong \u0111\u00f3, \u0111\u00e1 v\u00f4i chi\u1ebfm 10% \u0111\u1ebfn 20% kh\u1ed1i l\u01b0\u1ee3ng, c\u00e1t t\u1eeb 0 \u0111\u1ebfn 20%. Sau \u0111\u00f3 b\u1ed5 sung l\u01b0\u1ee3ng n\u01b0\u1edbc b\u1eb1ng 5% t\u1ed5ng kh\u1ed1i l\u01b0\u1ee3ng nguy\u00ean li\u1ec7u.<\/p>\n\n\n\n<p>H\u1ed7n h\u1ee3p n\u00e0y \u0111\u01b0\u1ee3c nung \u1edf 1500<sup>o<\/sup>C cho \u0111\u1ebfn khi \u0111\u1ea1t tr\u1ea1ng th\u00e1i th\u1ee7y tinh \u0111\u1ed3ng nh\u1ea5t r\u1ed3i \u0111\u1ec3 ngu\u1ed9i \u0111\u1ebfn 1050<sup>o<\/sup>C. Sau \u0111\u00f3, \u0111\u1ecbnh h\u00ecnh th\u00e0nh d\u1ea1ng t\u1ea5m v\u00e0 \u0111\u01b0a v\u00e0o l\u00f2 \u1ee7 kh\u1eed \u1ee9ng su\u1ea5t (c\u00e1ch \u1ee7 l\u00e0m gi\u1ea3m n\u1ed9i l\u1ef1c \u0111\u1ec3 tr\u00e1nh n\u1ee9t chi ti\u1ebft, nung nhi\u1ec7t \u0111\u1ed9 t\u1edbi 500 &#8211; 600<sup>0<\/sup>C, gi\u1eef trong th\u1eddi gian nh\u1ea5t \u0111\u1ecbnh, l\u00e0m ngu\u1ed9i ch\u1eadm c\u00f9ng l\u00f2) \u0111\u1ec3 t\u1ea1o ra v\u1eadt li\u1ec7u th\u1ee7y tinh, ho\u1eb7c l\u00f2 \u1ee7 k\u1ebft tinh (nung n\u00f3ng \u0111\u1ebfn nhi\u1ec7t \u0111\u1ed9 cao h\u01a1n nhi\u1ec7t \u0111\u1ed9 t\u1edbi h\u1ea1n, gi\u1eef trong m\u1ed9t th\u1eddi gian v\u00e0 nhanh ch\u00f3ng l\u00e0m ngu\u1ed9i \u0111\u1ebfn nhi\u1ec7t \u0111\u1ed9 ph\u00f2ng) \u0111\u1ec3 t\u1ea1o ra g\u1ed1m th\u1ee7y tinh.<\/p>\n\n\n\n<p>V\u1eadt li\u1ec7u t\u1ea1o ra theo c\u00e1ch n\u00e0y 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 c\u00f3 trong tro x\u1ec9 (h\u00e0m l\u01b0\u1ee3ng cacbon l\u1edbn h\u01a1n 8%) v\u00e0 s\u1eed d\u1ee5ng nguy\u00ean li\u1ec7u tro x\u1ec9 kh\u00f4ng c\u1ea7n qua kh\u00e2u tuy\u1ec3n l\u1ecdc. C\u00e1ch l\u00e0m n\u00e0y gi\u00fap t\u1eadn d\u1ee5ng t\u00e0i nguy\u00ean c\u0169ng nh\u01b0 l\u00e0m gi\u1ea3m g\u00e1nh n\u1eb7ng l\u00ean m\u00f4i tr\u01b0\u1eddng h\u01a1n so v\u1edbi c\u00e1c ph\u01b0\u01a1ng ph\u00e1p tr\u01b0\u1edbc \u0111\u00e2y (b\u1eaft bu\u1ed9c h\u00e0m l\u01b0\u1ee3ng cacbon ph\u1ea3i nh\u1ecf h\u01a1n 4%).&nbsp;<\/p>\n\n\n\n<p>G\u1ed1m th\u1ee7y tinh thu \u0111\u01b0\u1ee3c b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p n\u00e0y c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c nh\u1eefng t\u00ednh ch\u1ea5t c\u01a1, l\u00fd, h\u00f3a h\u1ecdc v\u00e0 \u0111\u1eb7c bi\u1ec7t l\u00e0 t\u00ednh th\u1ea9m m\u1ef9 cao h\u01a1n so v\u1edbi c\u00e1c s\u1ea3n ph\u1ea9m g\u1ed1m v\u00e0 granite kh\u00e1c m\u00e0 n\u00f3 thay th\u1ebf. V\u1eadt li\u1ec7u th\u1ee7y tinh thu \u0111\u01b0\u1ee3c c\u00f3 th\u1ec3 d\u00f9ng \u0111\u1ec3 s\u1ea3n xu\u1ea5t k\u00ednh x\u00e2y d\u1ef1ng, b\u00f4ng s\u1ee3i th\u1ee7y tinh, s\u1ea3n ph\u1ea9m th\u1ee7y tinh d\u00e2n d\u1ee5ng.<\/p>\n\n\n\n<p>Nh\u1edd t\u00ednh m\u1edbi v\u00e0 kh\u1ea3 n\u0103ng \u00e1p d\u1ee5ng c\u00f4ng nghi\u1ec7p n\u00ean gi\u1ea3i ph\u00e1p\u00a0\u0111\u00e3 \u0111\u01b0\u1ee3c C\u1ee5c S\u1edf h\u1eefu tr\u00ed tu\u1ec7, B\u1ed9 Khoa h\u1ecdc v\u00e0 C\u00f4ng ngh\u1ec7 c\u1ea5p b\u1eb1ng\u00a0\u0111\u1ed9c quy\u1ec1n gi\u1ea3i ph\u00e1p h\u1eefu \u00edch\u00a0v\u1edbi s\u1ed1 b\u1eb1ng:\u00a02-0002123\u00a0c\u00f4ng b\u1ed1 ng\u00e0y 25\/9\/2019.<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/www.noip.gov.vn\/documents\/20195\/859652\/tro+xi+nhiet+dien.jpg\/4b703765-8ea6-4e0a-ac8c-a0c774c2f9df?t=1585277018874\" alt=\"\"\/><figcaption><em>Tro x\u1ec9 \u0111ang l\u00e0 v\u1ea5n \u0111\u1ec1 \u0111au \u0111\u1ea7u v\u1edbi nhi\u1ec1u nh\u00e0 m\u00e1y nhi\u1ec7t \u0111i\u1ec7n hi\u1ec7n nay (\u1ea2nh: Nh\u00e0 m\u00e1y nhi\u1ec7t \u0111i\u1ec7n V\u0129nh T\u00e2n. Ngu\u1ed3n: Vietnamplus)\u00a0<\/em><\/figcaption><\/figure><\/div>\n\n\n\n<p>Ngu\u1ed3n: <em>Ho\u00e0ng Nam- https:\/\/www.ipvietnam.gov.vn\/web\/guest\/chuong-trinh-phat-trien-tai-san-tri-tue\/-\/asset_publisher\/vTLYJq8Ak7Gm\/content\/phuong-phap-san-xuat-vat-lieu-thuy-tinh-tu-tro-xi<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Ph\u01b0\u01a1ng ph\u00e1p s\u1ea3n xu\u1ea5t v\u1eadt li\u1ec7u th\u1ee7y tinh t\u1eeb tro x\u1ec9 nhi\u1ec7t \u0111i\u1ec7n m\u00e0 kh\u00f4ng c\u1ea7n l\u1ecdc s\u1ea1ch cacbon xu\u1ed1ng d\u01b0\u1edbi 4% c\u1ee7a Vi\u1ec7n K\u1ef9 thu\u1eadt h\u00f3a h\u1ecdc, \u0110\u1ea1i h\u1ecdc B\u00e1ch khoa H\u00e0 N\u1ed9i \u0111\u00e3 gi\u00fap t\u1eadn d\u1ee5ng t\u00e0i nguy\u00ean c\u0169ng nh\u01b0 l\u00e0m gi\u1ea3m g\u00e1nh n\u1eb7ng l\u00ean m\u00f4i tr\u01b0\u1eddng h\u01a1n so v\u1edbi c\u00e1c ph\u01b0\u01a1ng ph\u00e1p [&hellip;]<\/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-27442","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\/27442","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=27442"}],"version-history":[{"count":3,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/27442\/revisions"}],"predecessor-version":[{"id":29527,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/27442\/revisions\/29527"}],"wp:attachment":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=27442"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=27442"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=27442"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}