{"id":691902,"date":"2024-10-14T07:11:03","date_gmt":"2024-10-14T06:11:03","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=691902"},"modified":"2024-10-14T07:11:03","modified_gmt":"2024-10-14T06:11:03","slug":"dioxit-nito-tinh-nhiet-va-kiem-soat-o-nhiem","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/vi\/dioxit-nito-tinh-nhiet-va-kiem-soat-o-nhiem\/","title":{"rendered":"Dioxit Nit\u01a1 | T\u00ednh Nhi\u1ec7t v\u00e0 Ki\u1ec3m So\u00e1t \u00d4 Nhi\u1ec5m"},"content":{"rendered":"<p class=\"sidekick\">Dioxit Nit\u01a1 | T\u00ednh Nhi\u1ec7t v\u00e0 Ki\u1ec3m So\u00e1t \u00d4 Nhi\u1ec5m: T\u00ecm hi\u1ec3u nhi\u1ec7t n\u0103ng c\u1ee7a dioxit nit\u01a1 v\u00e0 c\u00e1c ph\u01b0\u01a1ng ph\u00e1p ki\u1ec3m so\u00e1t \u00f4 nhi\u1ec5m hi\u1ec7u qu\u1ea3 trong k\u1ef9 thu\u1eadt nhi\u1ec7t.<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/dioxit_nito_tinh_nhiet_va_kiem_soat_o_nhiem.png\" alt=\"Dioxit Nit\u01a1 | T\u00ednh Nhi\u1ec7t v\u00e0 Ki\u1ec3m So\u00e1t \u00d4 Nhi\u1ec5m\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>\ufe0fDioxit Nit\u01a1 | T\u00ednh Nhi\u1ec7t v\u00e0 Ki\u1ec3m So\u00e1t \u00d4 Nhi\u1ec5m<\/h2>\n<p>Dioxit nit\u01a1 (NO<sub>2<\/sub>) l\u00e0 m\u1ed9t h\u1ee3p ch\u1ea5t h\u00f3a h\u1ecdc quan tr\u1ecdng trong l\u0129nh v\u1ef1c k\u1ef9 thu\u1eadt nhi\u1ec7t v\u00e0 qu\u1ea3n l\u00fd \u00f4 nhi\u1ec5m kh\u00f4ng kh\u00ed. NO<sub>2<\/sub> l\u00e0 m\u1ed9t kh\u00ed m\u00e0u n\u00e2u \u0111\u1ecf, c\u00f3 m\u00f9i h\u0103ng v\u00e0 \u0111\u1ed9c h\u1ea1i, g\u00f3p ph\u1ea7n t\u1ea1o ra hi\u1ec7n t\u01b0\u1ee3ng m\u01b0a axit v\u00e0 s\u01b0\u01a1ng kh\u00f3i quang h\u00f3a.<\/p>\n<h2>T\u00ednh Nhi\u1ec7t c\u1ee7a Dioxit Nit\u01a1<\/h2>\n<p>NO<sub>2<\/sub> c\u00f3 nh\u1eefng \u0111\u1eb7c t\u00ednh nhi\u1ec7t \u0111\u00e1ng ch\u00fa \u00fd m\u00e0 c\u00e1c k\u1ef9 s\u01b0 nhi\u1ec7t c\u1ea7n ph\u1ea3i quan t\u00e2m. C\u00e1c \u0111\u1eb7c t\u00ednh n\u00e0y bao g\u1ed3m:<\/p>\n<ul>\n<li><strong>Nhi\u1ec7t \u0111\u1ed9 s\u00f4i:<\/strong> -21.2 \u00b0C<\/li>\n<li><strong>Nhi\u1ec7t \u0111\u1ed9 n\u00f3ng ch\u1ea3y:<\/strong> -11.2 \u00b0C<\/li>\n<li><strong>Nhi\u1ec7t dung ri\u00eang:<\/strong> kho\u1ea3ng 38.7 J\/(mol\u00b7K)<\/li>\n<li><strong>Enthalpy h\u00ecnh th\u00e0nh:<\/strong> 33.2 kJ\/mol<\/li>\n<\/ul>\n<p>C\u00e1c qu\u00e1 tr\u00ecnh nhi\u1ec7t li\u00ean quan \u0111\u1ebfn NO<sub>2<\/sub> th\u01b0\u1eddng bao g\u1ed3m s\u1ef1 ch\u00e1y c\u1ee7a nhi\u00ean li\u1ec7u h\u00f3a th\u1ea1ch, \u0111i\u1ec1u h\u00f2a kh\u00f4ng kh\u00ed, v\u00e0 c\u00e1c h\u1ec7 th\u1ed1ng t\u1ea1o nhi\u1ec7t. NO<sub>2<\/sub> d\u1ec5 d\u00e0ng tham gia c\u00e1c ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc \u1edf nhi\u1ec7t \u0111\u1ed9 cao, t\u1ea1o ra c\u00e1c ox\u00edt kh\u00e1c c\u1ee7a nit\u01a1 nh\u01b0 NO v\u00e0 N<sub>2<\/sub>O.<\/p>\n<h2>Ki\u1ec3m So\u00e1t \u00d4 Nhi\u1ec5m NO<sub>2<\/sub><\/h2>\n<p>Do t\u00ednh ch\u1ea5t \u0111\u1ed9c h\u1ea1i c\u1ee7a NO<sub>2<\/sub>, ki\u1ec3m so\u00e1t \u00f4 nhi\u1ec5m t\u1eeb ngu\u1ed3n g\u1ed1c l\u00e0 m\u1ed9t nhi\u1ec7m v\u1ee5 quan tr\u1ecdng. C\u00e1c bi\u1ec7n ph\u00e1p ki\u1ec3m so\u00e1t bao g\u1ed3m:<\/p>\n<ol>\n<li><strong>H\u1ec7 th\u1ed1ng l\u1ecdc:<\/strong> S\u1eed d\u1ee5ng c\u00e1c b\u1ed9 l\u1ecdc x\u00fac t\u00e1c \u0111\u1ec3 chuy\u1ec3n \u0111\u1ed5i NO<sub>2<\/sub> th\u00e0nh c\u00e1c h\u1ee3p ch\u1ea5t kh\u00f4ng \u0111\u1ed9c nh\u01b0 N<sub>2<\/sub> v\u00e0 O<sub>2<\/sub>.<\/li>\n<li><strong>Gi\u1ea3m thi\u1ec3u s\u1eed d\u1ee5ng nhi\u00ean li\u1ec7u h\u00f3a th\u1ea1ch:<\/strong> S\u1eed d\u1ee5ng c\u00e1c ngu\u1ed3n n\u0103ng l\u01b0\u1ee3ng t\u00e1i t\u1ea1o nh\u01b0 n\u0103ng l\u01b0\u1ee3ng gi\u00f3 v\u00e0 m\u1eb7t tr\u1eddi \u0111\u1ec3 gi\u1ea3m l\u01b0\u1ee3ng NO<sub>2<\/sub> sinh ra t\u1eeb qu\u00e1 tr\u00ecnh \u0111\u1ed1t ch\u00e1y nhi\u00ean li\u1ec7u h\u00f3a th\u1ea1ch.<\/li>\n<li><strong>Ti\u00eau chu\u1ea9n kh\u00ed th\u1ea3i:<\/strong> Thi\u1ebft l\u1eadp c\u00e1c ti\u00eau chu\u1ea9n v\u00e0 quy \u0111\u1ecbnh nghi\u00eam ng\u1eb7t v\u1ec1 kh\u00ed th\u1ea3i \u0111\u1ed1i v\u1edbi c\u00e1c ph\u01b0\u01a1ng ti\u1ec7n giao th\u00f4ng v\u00e0 nh\u00e0 m\u00e1y c\u00f4ng nghi\u1ec7p.<\/li>\n<\/ol>\n<p>C\u00e1c c\u00f4ng ngh\u1ec7 ti\u00ean ti\u1ebfn nh\u01b0 c\u00f4ng ngh\u1ec7 ph\u1ea3n \u1ee9ng plasma v\u00e0 l\u1ecdc m\u00e0ng l\u1ecdc c\u0169ng \u0111ang \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n \u0111\u1ec3 c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t lo\u1ea1i b\u1ecf NO<sub>2<\/sub> kh\u1ecfi kh\u00ed th\u1ea3i c\u00f4ng nghi\u1ec7p.<\/p>\n<h2>K\u1ebft Lu\u1eadn<\/h2>\n<p>Dioxit nit\u01a1 (NO<sub>2<\/sub>) l\u00e0 m\u1ed9t h\u1ee3p ch\u1ea5t \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong ng\u00e0nh k\u1ef9 thu\u1eadt nhi\u1ec7t v\u00e0 b\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng. Hi\u1ec3u r\u00f5 c\u00e1c t\u00ednh ch\u1ea5t nhi\u1ec7t c\u1ee7a NO<sub>2<\/sub> v\u00e0 \u00e1p d\u1ee5ng c\u00e1c bi\u1ec7n ph\u00e1p ki\u1ec3m so\u00e1t \u00f4 nhi\u1ec5m hi\u1ec7u qu\u1ea3 l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 gi\u1ea3m thi\u1ec3u t\u00e1c \u0111\u1ed9ng ti\u00eau c\u1ef1c c\u1ee7a h\u1ee3p ch\u1ea5t n\u00e0y l\u00ean s\u1ee9c kh\u1ecfe con ng\u01b0\u1eddi v\u00e0 m\u00f4i tr\u01b0\u1eddng.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Dioxit Nit\u01a1 | T\u00ednh Nhi\u1ec7t v\u00e0 Ki\u1ec3m So\u00e1t \u00d4 Nhi\u1ec5m: T\u00ecm hi\u1ec3u nhi\u1ec7t n\u0103ng c\u1ee7a dioxit nit\u01a1 v\u00e0 c\u00e1c ph\u01b0\u01a1ng ph\u00e1p ki\u1ec3m so\u00e1t \u00f4 nhi\u1ec5m hi\u1ec7u qu\u1ea3 trong k\u1ef9 thu\u1eadt nhi\u1ec7t.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[132],"tags":[],"yoast_head":"<!-- This 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