{"id":41779,"date":"2025-10-23T11:18:37","date_gmt":"2025-10-23T04:18:37","guid":{"rendered":"https:\/\/catlong.vn\/?p=41779"},"modified":"2025-10-23T11:18:38","modified_gmt":"2025-10-23T04:18:38","slug":"gioi-thieu-ve-thach-cao-nhiet-dien","status":"publish","type":"post","link":"https:\/\/catlong.vn\/?p=41779","title":{"rendered":"GI\u1edaI THI\u1ec6U V\u1ec0 TH\u1ea0CH CAO NHI\u1ec6T \u0110I\u1ec6N"},"content":{"rendered":"\n
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Th\u1ea1ch cao nhi\u1ec7t \u0111i\u1ec7n l\u00e0 m\u1ed9t lo\u1ea1i v\u1eadt li\u1ec7u ph\u1ee5 ph\u1ea9m \u0111\u01b0\u1ee3c t\u1ea1o ra trong qu\u00e1 tr\u00ecnh x\u1eed l\u00fd kh\u00ed th\u1ea3i c\u1ee7a c\u00e1c nh\u00e0 m\u00e1y nhi\u1ec7t \u0111i\u1ec7n \u0111\u1ed1t than. C\u1ee5 th\u1ec3, khi than \u0111\u00e1 \u0111\u01b0\u1ee3c \u0111\u1ed1t \u0111\u1ec3 ph\u00e1t \u0111i\u1ec7n, kh\u00ed th\u1ea3i ph\u00e1t sinh ch\u1ee9a nhi\u1ec1u l\u01b0u hu\u1ef3nh dioxit (SO\u2082) \u2013 m\u1ed9t trong nh\u1eefng t\u00e1c nh\u00e2n g\u00e2y m\u01b0a axit. \u0110\u1ec3 gi\u1ea3m ph\u00e1t th\u1ea3i ch\u1ea5t n\u00e0y, c\u00e1c nh\u00e0 m\u00e1y s\u1eed d\u1ee5ng c\u00f4ng ngh\u1ec7 kh\u1eed l\u01b0u hu\u1ef3nh trong kh\u00ed th\u1ea3i (FGD – Flue Gas Desulfurization), trong \u0111\u00f3 \u0111\u00e1 v\u00f4i (CaCO\u2083) \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 h\u1ea5p th\u1ee5 SO\u2082, t\u1ea1o ra th\u1ea1ch cao (CaSO\u2084\u00b72H\u2082O) \u1edf d\u1ea1ng \u01b0\u1edbt. S\u1ea3n ph\u1ea9m thu \u0111\u01b0\u1ee3c ch\u00ednh l\u00e0 th\u1ea1ch cao nhi\u1ec7t \u0111i\u1ec7n<\/strong>, c\u00f2n g\u1ecdi l\u00e0 th\u1ea1ch cao FGD<\/strong>.<\/p>\n\n\n\n

Th\u1ea1ch cao nhi\u1ec7t \u0111i\u1ec7n c\u00f3 th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc t\u01b0\u01a1ng t\u1ef1 nh\u01b0 th\u1ea1ch cao t\u1ef1 nhi\u00ean, nh\u01b0ng \u0111\u01b0\u1ee3c t\u1ea1o ra t\u1eeb quy tr\u00ecnh c\u00f4ng nghi\u1ec7p thay v\u00ec khai th\u00e1c t\u1eeb m\u1ecf. Lo\u1ea1i th\u1ea1ch cao n\u00e0y c\u00f3 m\u00e0u tr\u1eafng ng\u00e0 ho\u1eb7c x\u00e1m nh\u1ea1t, th\u01b0\u1eddng c\u00f3 \u0111\u1ed9 \u1ea9m cao v\u00e0 c\u1ea7n \u0111\u01b0\u1ee3c s\u1ea5y kh\u00f4 tr\u01b0\u1edbc khi \u0111\u01b0a v\u00e0o s\u1eed d\u1ee5ng.<\/p>\n\n\n\n

Hi\u1ec7n nay, th\u1ea1ch cao nhi\u1ec7t \u0111i\u1ec7n \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng r\u1ed9ng r\u00e3i trong nhi\u1ec1u l\u0129nh v\u1ef1c. Trong x\u00e2y d\u1ef1ng, n\u00f3 l\u00e0 nguy\u00ean li\u1ec7u s\u1ea3n xu\u1ea5t t\u1ea5m th\u1ea1ch cao, v\u1eefa, b\u00ea t\u00f4ng nh\u1eb9 v\u00e0 \u0111\u1eb7c bi\u1ec7t l\u00e0 ph\u1ee5 gia trong s\u1ea3n xu\u1ea5t xi m\u0103ng \u0111\u1ec3 \u0111i\u1ec1u ch\u1ec9nh th\u1eddi gian \u0111\u00f4ng k\u1ebft. Trong n\u00f4ng nghi\u1ec7p, th\u1ea1ch cao c\u00f3 th\u1ec3 c\u1ea3i t\u1ea1o \u0111\u1ea5t chua, cung c\u1ea5p canxi v\u00e0 l\u01b0u hu\u1ef3nh cho c\u00e2y tr\u1ed3ng. Ngo\u00e0i ra, n\u00f3 c\u00f2n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong ng\u00e0nh s\u1ea3n xu\u1ea5t g\u1ed1m s\u1ee9, s\u01a1n v\u00e0 nh\u1ef1a nh\u01b0 m\u1ed9t ch\u1ea5t \u0111\u1ed9n c\u00f4ng nghi\u1ec7p.<\/p>\n\n\n\n

Vi\u1ec7c s\u1eed d\u1ee5ng th\u1ea1ch cao nhi\u1ec7t \u0111i\u1ec7n mang l\u1ea1i nhi\u1ec1u l\u1ee3i \u00edch: gi\u00fap gi\u1ea3m ph\u00e1t th\u1ea3i SO\u2082, t\u1eadn d\u1ee5ng ch\u1ea5t th\u1ea3i c\u00f4ng nghi\u1ec7p, gi\u1ea3m khai th\u00e1c t\u00e0i nguy\u00ean thi\u00ean nhi\u00ean v\u00e0 ti\u1ebft ki\u1ec7m chi ph\u00ed s\u1ea3n xu\u1ea5t. Tuy nhi\u00ean, th\u1ea1ch cao nhi\u1ec7t \u0111i\u1ec7n c\u0169ng c\u00f3 m\u1ed9t s\u1ed1 h\u1ea1n ch\u1ebf nh\u01b0 ch\u1ea5t l\u01b0\u1ee3ng kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u, ch\u1ee9a t\u1ea1p ch\u1ea5t v\u00e0 y\u00eau c\u1ea7u c\u00f4ng ngh\u1ec7 x\u1eed l\u00fd ph\u00f9 h\u1ee3p tr\u01b0\u1edbc khi s\u1eed d\u1ee5ng.<\/p>\n\n\n\n

T\u1ea1i Vi\u1ec7t Nam, v\u1edbi h\u1ec7 th\u1ed1ng nh\u00e0 m\u00e1y nhi\u1ec7t \u0111i\u1ec7n \u0111\u1ed1t than ng\u00e0y c\u00e0ng ph\u00e1t tri\u1ec3n, l\u01b0\u1ee3ng th\u1ea1ch cao nhi\u1ec7t \u0111i\u1ec7n t\u1ea1o ra h\u1eb1ng n\u0103m r\u1ea5t l\u1edbn. N\u1ebfu \u0111\u01b0\u1ee3c qu\u1ea3n l\u00fd v\u00e0 t\u1eadn d\u1ee5ng hi\u1ec7u qu\u1ea3, lo\u1ea1i v\u1eadt li\u1ec7u n\u00e0y kh\u00f4ng ch\u1ec9 g\u00f3p ph\u1ea7n b\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng m\u00e0 c\u00f2n mang l\u1ea1i gi\u00e1 tr\u1ecb kinh t\u1ebf thi\u1ebft th\u1ef1c, h\u01b0\u1edbng t\u1edbi m\u00f4 h\u00ecnh s\u1ea3n xu\u1ea5t s\u1ea1ch v\u00e0 ph\u00e1t tri\u1ec3n b\u1ec1n v\u1eefng<\/p>\n\n\n\n

<\/p>\n","protected":false},"excerpt":{"rendered":"

\/ Th\u1ea1ch cao nhi\u1ec7t \u0111i\u1ec7n l\u00e0 m\u1ed9t lo\u1ea1i v\u1eadt li\u1ec7u ph\u1ee5 ph\u1ea9m \u0111\u01b0\u1ee3c t\u1ea1o ra trong qu\u00e1 tr\u00ecnh x\u1eed l\u00fd kh\u00ed th\u1ea3i c\u1ee7a c\u00e1c nh\u00e0 m\u00e1y nhi\u1ec7t \u0111i\u1ec7n \u0111\u1ed1t than. C\u1ee5 th\u1ec3, khi than \u0111\u00e1 \u0111\u01b0\u1ee3c \u0111\u1ed1t \u0111\u1ec3 ph\u00e1t \u0111i\u1ec7n, kh\u00ed th\u1ea3i ph\u00e1t sinh ch\u1ee9a nhi\u1ec1u l\u01b0u hu\u1ef3nh dioxit (SO\u2082) \u2013 m\u1ed9t trong nh\u1eefng t\u00e1c …<\/p>\n

GI\u1edaI THI\u1ec6U V\u1ec0 TH\u1ea0CH CAO NHI\u1ec6T \u0110I\u1ec6N<\/span> Read More »<\/a><\/p>\n","protected":false},"author":7,"featured_media":41781,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"default","ast-global-header-display":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","footnotes":""},"categories":[174],"tags":[],"class_list":["post-41779","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tcnd"],"_links":{"self":[{"href":"https:\/\/catlong.vn\/index.php?rest_route=\/wp\/v2\/posts\/41779","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/catlong.vn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/catlong.vn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/catlong.vn\/index.php?rest_route=\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"https:\/\/catlong.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=41779"}],"version-history":[{"count":1,"href":"https:\/\/catlong.vn\/index.php?rest_route=\/wp\/v2\/posts\/41779\/revisions"}],"predecessor-version":[{"id":41782,"href":"https:\/\/catlong.vn\/index.php?rest_route=\/wp\/v2\/posts\/41779\/revisions\/41782"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/catlong.vn\/index.php?rest_route=\/wp\/v2\/media\/41781"}],"wp:attachment":[{"href":"https:\/\/catlong.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=41779"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/catlong.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=41779"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/catlong.vn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=41779"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}