{"id":28651,"date":"2019-02-25T19:50:00","date_gmt":"2019-02-25T12:50:00","guid":{"rendered":"https:\/\/ttud.com.vn\/?p=28651"},"modified":"2021-10-03T19:51:27","modified_gmt":"2021-10-03T12:51:27","slug":"phuong-phap-moi-giam-thieu-khi-co2-ho-tro-san-xuat-dat-hiem","status":"publish","type":"post","link":"https:\/\/casta.ttud.com.vn\/index.php\/phuong-phap-moi-giam-thieu-khi-co2-ho-tro-san-xuat-dat-hiem\/","title":{"rendered":"Ph\u01b0\u01a1ng ph\u00e1p m\u1edbi gi\u1ea3m thi\u1ec3u kh\u00ed CO2 h\u1ed7 tr\u1ee3 s\u1ea3n xu\u1ea5t \u0111\u1ea5t hi\u1ebfm"},"content":{"rendered":"\n

C\u00e1c nh\u00e0 khoa h\u1ecdc c\u1ee7a \u0110\u1ea1i h\u1ecdc C\u00f4ng ngh\u1ec7 Michigan, M\u1ef9, \u0111\u00e3 c\u00f4ng b\u1ed1 ph\u01b0\u01a1ng ph\u00e1p m\u1edbi \u0111\u1ec3 x\u1eed l\u00fd hi\u1ec7u qu\u1ea3 kh\u00ed CO2 v\u1edbi chi ph\u00ed th\u1ea5p, \u0111\u1ed3ng th\u1eddi m\u1edf ra h\u01b0\u1edbng ph\u00e1t tri\u1ec3n m\u1edbi li\u00ean quan t\u1edbi v\u1eadt li\u1ec7u \u0111\u1ea5t hi\u1ebfm.<\/p>\n\n\n\n

\"Phuong<\/figure>\n\n\n\n

Thu l\u01b0\u1ee3ng kh\u00ed th\u1ea3i CO2 t\u1ea1i c\u00e1c nh\u00e0 m\u00e1y \u0111i\u1ec7n l\u00e0 c\u00e1ch th\u1ee9c \u0111\u1ea7y h\u1ee9a h\u1eb9n \u0111\u1ec3 gi\u1ea3m l\u01b0\u1ee3ng kh\u00ed ph\u00e1t th\u1ea3i n\u00e0y ra ngo\u00e0i m\u00f4i tr\u01b0\u1eddng, qua \u0111\u00f3 g\u00f3p ph\u1ea7n v\u00e0o cu\u1ed9c chi\u1ebfn ch\u1ed1ng bi\u1ebfn \u0111\u1ed5i kh\u00ed h\u1eadu to\u00e0n c\u1ea7u.<\/p>\n\n\n\n

Tuy nhi\u00ean, ng\u00e0nh n\u0103ng l\u01b0\u1ee3ng kh\u00e1 d\u00e8 d\u1eb7t trong vi\u1ec7c \u00e1p d\u1ee5ng bi\u1ec7n ph\u00e1p n\u00e0y do chi ph\u00ed qu\u00e1 l\u1edbn c\u00f9ng nhi\u1ec1u v\u1ea5n \u0111\u1ec1 li\u00ean quan kh\u00e1c.<\/p>\n\n\n\n

Nghi\u00ean c\u1ee9u \u0111\u01b0\u1ee3c tr\u00ecnh b\u00e0y ng\u00e0y 25\/2 t\u1ea1i cu\u1ed9c h\u1ecdp th\u01b0\u1eddng ni\u00ean c\u1ee7a T\u1ed5 ch\u1ee9c Khai m\u1ecf, luy\u1ec7n kim v\u00e0o th\u0103m d\u00f2 t\u1ea1i Denver, M\u1ef9, \u0111\u00e3 c\u00f4ng b\u1ed1 ph\u01b0\u01a1ng ph\u00e1p m\u1edbi \u0111\u1ec3 x\u1eed l\u00fd hi\u1ec7u qu\u1ea3 kh\u00ed CO2 v\u1edbi chi ph\u00ed th\u1ea5p, \u0111\u1ed3ng th\u1eddi m\u1edf ra h\u01b0\u1edbng ph\u00e1t tri\u1ec3n m\u1edbi li\u00ean quan t\u1edbi v\u1eadt li\u1ec7u \u0111\u1ea5t hi\u1ebfm.<\/p>\n\n\n\n

Theo t\u00e0i li\u1ec7u n\u00e0y, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u \u0111\u00e3 ph\u00e1t tri\u1ec3n th\u00e0nh c\u00f4ng m\u1ed9t thi\u1ebft b\u1ecb l\u1ecdc kh\u00ed CO2 th\u1ebf h\u1ec7 m\u1edbi c\u00f3 kh\u1ea3 n\u0103ng t\u00e1ch l\u1ecdc kh\u00ed ph\u00e1t th\u1ea3i v\u00e0 chuy\u1ec3n h\u00f3a ch\u00fang th\u00e0nh h\u1ee3p ch\u1ea5t oxalic acid, m\u1ed9t lo\u1ea1i h\u00f3a ch\u1ea5t t\u1ef1 nhi\u00ean c\u00f3 trong m\u1ed9t s\u1ed1 lo\u1ea1i th\u1ef1c ph\u1ea9m.<\/p>\n\n\n\n

\u0110i\u1ec3m n\u1ed5i b\u1eadt l\u00e0 oxalic acid c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 l\u1ecdc c\u00e1c ph\u00e2n t\u1eed \u0111\u1ea5t hi\u1ebfm t\u1eeb qu\u1eb7ng – v\u1ed1n l\u00e0 th\u00e0nh ph\u1ea7n \u0111\u1eb7c bi\u1ec7t qu\u00fd hi\u1ebfm \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong s\u1ea3n xu\u1ea5t thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed nh\u01b0 \u0111i\u1ec7n tho\u1ea1i di \u0111\u1ed9ng….<\/p>\n\n\n\n

Trong nghi\u00ean c\u1ee9u, c\u00e1c nh\u00e0 khoa h\u1ecdc c\u1ee7a \u0110\u1ea1i h\u1ecdc C\u00f4ng ngh\u1ec7 Michigan \u0111\u00e3 l\u1eafp \u0111\u1eb7t thi\u1ebft b\u1ecb l\u1ecdc kh\u00ed CO2<\/strong><\/a> \u1edf ph\u1ea7n b\u00ean tr\u00ean c\u1ee7a b\u1ed9 ph\u1eadn th\u1ea3i kh\u00ed t\u1ea1i m\u1ed9t c\u01a1 s\u1edf th\u1eed nghi\u1ec7m ch\u1ea1y b\u1eb1ng n\u0103ng l\u01b0\u1ee3ng h\u01a1i n\u01b0\u1edbc v\u00e0 b\u01a1m dung d\u1ecbch mu\u1ed1i soda (natri carbonate) v\u00e0o ph\u1ea7n tr\u00ean c\u00f9ng c\u1ee7a th\u00e1p l\u1ecdc kh\u00ed n\u00e0y.<\/p>\n\n\n\n

[Trung Qu\u1ed1c gi\u1edbi h\u1ea1n s\u1ea3n l\u01b0\u1ee3ng \u0111\u1ea5t hi\u1ebfm nh\u1eb1m qu\u1ea3n l\u00fd th\u1ecb tr\u01b0\u1eddng]<\/a><\/strong><\/p>\n\n\n\n

Kh\u00ed th\u1ea3i theo \u0111\u01b0\u1eddng \u1ed1ng tho\u00e1t l\u00ean tr\u00ean s\u1ebd ti\u1ebfp x\u00fac v\u1edbi dung d\u1ecbch mu\u1ed1i soda v\u00e0 qua qu\u00e1 tr\u00ecnh l\u1ecdc, ph\u1ea7n l\u1edbn kh\u00ed CO2 s\u1ebd \u0111\u01b0\u1ee3c l\u1ecdc l\u1ea1i tr\u01b0\u1edbc khi kh\u00ed th\u1ea3i tho\u00e1t ra m\u00f4i tr\u01b0\u1eddng.<\/p>\n\n\n\n

Sau \u0111\u00f3, trong ph\u00f2ng th\u00ed nghi\u1ec7m, c\u00e1c nh\u00e0 khoa h\u1ecdc c\u00f3 th\u1ec3 s\u1ea3n xu\u1ea5t oxalic acid<\/strong><\/a> t\u1eeb kh\u00ed CO2 thu n\u1ea1p l\u1ea1i n\u00e0y.<\/p>\n\n\n\n

Ng\u01b0\u1eddi \u0111\u1ee9ng \u0111\u1ea7u nghi\u00ean c\u1ee9u S. Komar Kawatra cho bi\u1ebft sau khi \u0111i qua h\u1ec7 th\u1ed1ng l\u1ecdc kh\u00ed, l\u01b0\u1ee3ng CO2 trong kh\u00ed ph\u00e1t th\u1ea3i \u0111\u00e3 gi\u1ea3m xu\u1ed1ng c\u00f2n 4% v\u00e0 c\u00e1c chuy\u00ean gia \u0111\u1eb7t m\u1ee5c ti\u00eau gi\u1ea3m ch\u1ec9 s\u1ed1 n\u00e0y xu\u1ed1ng d\u01b0\u1edbi 2%.<\/p>\n\n\n\n

Theo nh\u00f3m nghi\u00ean c\u1ee9u, c\u00f4ng ngh\u1ec7 l\u1ecdc n\u00e0y kh\u00f4ng h\u1ec1 t\u1ed1n k\u00e9m. Lo\u1ea1i mu\u1ed1i soda m\u00e0 nh\u00f3m c\u1ee7a \u00f4ng Kawatra s\u1eed d\u1ee5ng c\u00f3 gi\u00e1 kho\u1ea3ng 200 USD\/ t\u1ea5n, r\u1ebb h\u01a1n 100 l\u1ea7n so v\u1edbi ph\u01b0\u01a1ng ph\u00e1p lo\u1ea1i b\u1ecf CO2 b\u1eb1ng ch\u1ea5t amine nh\u01b0 hi\u1ec7n nay.<\/p>\n\n\n\n

C\u00e1c chuy\u00ean gia \u0110\u1ea1i h\u1ecdc C\u00f4ng ngh\u1ec7 Michigan<\/strong><\/a> cho bi\u1ebft v\u1edbi c\u00f4ng ngh\u1ec7 n\u00e0y, c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed t\u1ea1i M\u1ef9 c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng c\u00f3 \u0111\u01b0\u1ee3c v\u1eadt li\u1ec7u \u0111\u1ea5t hi\u1ebfm s\u1ea3n xu\u1ea5t trong n\u01b0\u1edbc, thay th\u1ebf cho vi\u1ec7c ph\u1ea3i nh\u1eadp kh\u1ea9u kh\u00e1 \u0111\u1eaft \u0111\u1ecf v\u00e0 c\u00f3 th\u1ec3 h\u01b0\u1edbng t\u1edbi xu\u1ea5t kh\u1ea9u trong t\u01b0\u01a1ng lai.<\/p>\n\n\n\n

Hi\u1ec7n Trung Qu\u1ed1c s\u1ea3n xu\u1ea5t t\u1ed1i thi\u1ec3u 90% l\u01b0\u1ee3ng \u0111\u1ea5t hi\u1ebfm<\/strong><\/a> tr\u00ean to\u00e0n th\u1ebf gi\u1edbi.\/.<\/p>\n","protected":false},"excerpt":{"rendered":"

C\u00e1c nh\u00e0 khoa h\u1ecdc c\u1ee7a \u0110\u1ea1i h\u1ecdc C\u00f4ng ngh\u1ec7 Michigan, M\u1ef9, \u0111\u00e3 c\u00f4ng b\u1ed1 ph\u01b0\u01a1ng ph\u00e1p m\u1edbi \u0111\u1ec3 x\u1eed l\u00fd hi\u1ec7u qu\u1ea3 kh\u00ed CO2 v\u1edbi chi ph\u00ed th\u1ea5p, \u0111\u1ed3ng th\u1eddi m\u1edf ra h\u01b0\u1edbng ph\u00e1t tri\u1ec3n m\u1edbi li\u00ean quan t\u1edbi v\u1eadt li\u1ec7u \u0111\u1ea5t hi\u1ebfm. Thu l\u01b0\u1ee3ng kh\u00ed th\u1ea3i CO2 t\u1ea1i c\u00e1c nh\u00e0 m\u00e1y \u0111i\u1ec7n l\u00e0 c\u00e1ch […]<\/p>\n","protected":false},"author":17,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47],"tags":[],"class_list":["post-28651","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\/28651","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\/17"}],"replies":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/comments?post=28651"}],"version-history":[{"count":1,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/28651\/revisions"}],"predecessor-version":[{"id":28652,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/28651\/revisions\/28652"}],"wp:attachment":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=28651"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=28651"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=28651"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}