{"id":25424,"date":"2020-06-26T09:21:38","date_gmt":"2020-06-26T02:21:38","guid":{"rendered":"https:\/\/ttud.com.vn\/?p=25424"},"modified":"2021-11-08T21:56:08","modified_gmt":"2021-11-08T14:56:08","slug":"bien-carbon-dioxide-thai-thanh-nhien-lieu-tong-hop","status":"publish","type":"post","link":"https:\/\/casta.ttud.com.vn\/index.php\/bien-carbon-dioxide-thai-thanh-nhien-lieu-tong-hop\/","title":{"rendered":"Bi\u1ebfn carbon dioxide th\u1ea3i th\u00e0nh nhi\u00ean li\u1ec7u t\u1ed5ng h\u1ee3p"},"content":{"rendered":"\n

T\u1ea1o ra oxit k\u1ebdm b\u1eb1ng nhi\u1ec7t \u0111\u1ed9 si\u00eau cao<\/strong><\/p>\n\n\n\n

TS Rahman Daiyan v\u00e0 TS Emma Lovell t\u1eeb Tr\u01b0\u1eddng K\u1ef9 thu\u1eadt H\u00f3a h\u1ecdc thu\u1ed9c UNSWW c\u00f4ng b\u1ed1 chi ti\u1ebft ph\u01b0\u01a1ng ph\u00e1p t\u1ea1o ra c\u00e1c h\u1ea1t nano, th\u00fac \u0111\u1ea9y chuy\u1ec3n h\u00f3a<\/a> kh\u00ed th\u1ea3i carbon th\u00e0nh c\u00e1c th\u00e0nh ph\u1ea7n c\u00f4ng nghi\u1ec7p h\u1eefu \u00edch.<\/p>\n\n\n\n

C\u00e1c nh\u00e0 khoa h\u1ecdc thu\u1ed9c Ph\u00f2ng nghi\u00ean c\u1ee9u th\u00ed nghi\u1ec7m v\u1ec1 h\u1ea1t v\u00e0 ch\u1ea5t x\u00fac t\u00e1c do gi\u00e1o s\u01b0 khoa h\u1ecdc Rose Amal l\u00e3nh \u0111\u1ea1o, th\u00f4ng qua nh\u1eefng th\u1ef1c nghi\u1ec7m \u0111\u00e3 \u0111\u01b0a ra ph\u01b0\u01a1ng ph\u00e1p t\u1ea1o ra oxit k\u1ebdm b\u1eb1ng nhi\u1ec7t \u0111\u1ed9 si\u00eau cao, s\u1eed d\u1ee5ng m\u1ed9t k\u1ef9 thu\u1eadt \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 phun l\u1eeda nhi\u1ec7t ph\u00e2n (FSP).<\/p>\n\n\n\n

B\u1eb1ng c\u00e1ch n\u00e0y, c\u00e1c nh\u00e0 khoa h\u1ecdc c\u00f3 th\u1ec3 t\u1ea1o ra nh\u1eefng h\u1ea1t nano oxit k\u1ebdm \u0111\u00f3ng vai tr\u00f2 ch\u1ea5t x\u00fac t\u00e1c, bi\u1ebfn carbon dioxide th\u00e0nh \u2018syngas\u2019- h\u1ed7n h\u1ee3p hydro v\u00e0 carbon monoxide, \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong s\u1ea3n xu\u1ea5t c\u00e1c s\u1ea3n ph\u1ea9m c\u00f4ng nghi\u1ec7p.<\/p>\n\n\n\n

Nh\u00f3m nghi\u00ean c\u1ee9u cho bi\u1ebft, ph\u01b0\u01a1ng ph\u00e1p t\u1ea1o ra c\u00e1c syngas r\u1ebb h\u01a1n v\u00e0 c\u00f3 th\u1ec3 m\u1edf r\u1ed9ng s\u1ea3n xu\u1ea5t, \u0111\u00e1p \u1ee9ng y\u00eau c\u1ea7u c\u1ee7a ng\u00e0nh c\u00f4ng nghi\u1ec7p n\u1eb7ng so v\u1edbi nh\u1eefng k\u1ef9 thu\u1eadt s\u1ea3n xu\u1ea5t hi\u1ec7n nay.<\/p>\n\n\n\n

C\u00e1c nh\u00e0 khoa h\u1ecdc s\u1eed d\u1ee5ng m\u1ed9t ng\u1ecdn l\u1eeda m\u1edf, n\u00f3ng \u0111\u1ebfn 2.000 \u0111\u1ed9, t\u1ea1o ra c\u00e1c h\u1ea1t nano oxit k\u1ebdm, sau \u0111\u00f3 s\u1eed d\u1ee5ng nh\u1eefng h\u1ea1t nano n\u00e0y, b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p \u0111i\u1ec7n h\u00f3a chuy\u1ec3n \u0111\u1ed5i CO2, th\u00e0nh kh\u00ed t\u1ed5ng h\u1ee3p<\/a>.<\/p>\n\n\n\n

\"\"
Chu tr\u00ecnh chuy\u1ec3n h\u00f3a kh\u00ed th\u1ea3i CO2<\/a> th\u00e0nh nhi\u00ean li\u1ec7u<\/a> v\u00e0 c\u00e1c ti\u1ec1n ch\u1ea5t h\u1eefu \u00edch trong c\u00f4ng nghi\u1ec7p.<\/em> <\/figcaption><\/figure>\n\n\n\n

Syngas th\u01b0\u1eddng \u0111\u01b0\u1ee3c coi l\u00e0 m\u1ed9t m\u1ea3nh lego h\u00f3a h\u1ecdc v\u00ec hai kh\u1ed1i h\u00f3a ch\u1ea5t – hydro v\u00e0 carbon monoxide, \u0111\u01b0\u1ee3c k\u1ebft h\u1ee3p trong nh\u1eefng t\u1ef7 l\u1ec7 kh\u00e1c nhau s\u1ebd t\u1ea1o ra nh\u1eefng v\u1eadt li\u1ec7u c\u00f4ng nghi\u1ec7p c\u00f3 \u00edch nh\u01b0 diesel t\u1ed5ng h\u1ee3p, methanol, r\u01b0\u1ee3u ho\u1eb7c nh\u1ef1a<\/a>, nh\u1eefng ti\u1ec1n ch\u1ea5t c\u00f4ng nghi\u1ec7p r\u1ea5t quan tr\u1ecdng.<\/p>\n\n\n\n

Trong m\u00f4i tr\u01b0\u1eddng c\u00f4ng nghi\u1ec7p, m\u1ed9t thi\u1ebft b\u1ecb \u0111i\u1ec7n ph\u00e2n c\u00f3 ch\u1ee9a c\u00e1c h\u1ea1t nano t\u1eeb oxit k\u1ebdm, \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t b\u1edfi k\u1ef9 thu\u1eadt FSP c\u00f3 th\u1ec3 chuy\u1ec3n kh\u00ed th\u1ea3i CO2 th\u00e0nh c\u00e1c ho\u00e1n v\u1ecb h\u1eefu \u00edch c\u1ee7a kh\u00ed t\u1ed5ng h\u1ee3p.<\/p>\n\n\n\n

Kh\u00ed th\u1ea3i t\u1eeb m\u1ed9t nh\u00e0 m\u00e1y \u0111i\u1ec7n ho\u1eb7c nh\u00e0 m\u00e1y xi m\u0103ng, c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c truy\u1ec1n qua thi\u1ebft b\u1ecb nhi\u1ec7t \u0111i\u1ec7n ph\u00e2n n\u00e0y, b\u00ean trong l\u00e0 c\u00e1c h\u1ea1t nano oxit k\u1ebdm, \u0111\u01b0\u1ee3c phun ra t\u1eeb ng\u1ecdn l\u1eeda nhi\u1ec7t \u0111\u1ed9 cao c\u1ee7a \u0111i\u1ec7n c\u1ef1c. Khi b\u01a1m kh\u00ed th\u1ea3i CO2, kh\u00ed s\u1ebd \u0111\u01b0\u1ee3c x\u1eed l\u00fd b\u1eb1ng \u0111i\u1ec7n v\u00e0 thu l\u1ea1i t\u1eeb \u0111\u1ea7u ra l\u00e0 khi t\u1ed5ng h\u1ee3p t\u1eeb h\u1ed7n h\u1ee3p carbon monoxide v\u00e0 hydro.<\/p>\n\n\n\n

B\u1eb1ng c\u00e1ch n\u00e0y, nh\u00f3m nghi\u00ean c\u1ee9u \u0111\u00e3 t\u1ea1o l\u00ean m\u1ed9t v\u00f2ng tr\u00f2n kh\u00e9p k\u00edn khai th\u00e1c s\u1eed d\u1ee5ng carbon trong c\u00e1c quy tr\u00ecnh c\u00f4ng nghi\u1ec7p, kh\u00f4ng t\u1ea1o ra kh\u00ed nh\u00e0 k\u00ednh g\u00e2y \u00f4 nhi\u1ec5m m\u00f4i tr\u01b0\u1eddng.<\/p>\n\n\n\n

Th\u1eed nghi\u1ec7m v\u1edbi c\u00e1c h\u1ea1t nano<\/strong><\/p>\n\n\n\n

Th\u1ef1c hi\u1ec7n nh\u1eefng \u0111i\u1ec1u ch\u1ec9nh nh\u1ecf v\u1edbi ph\u01b0\u01a1ng th\u1ee9c t\u1ea1o ra c\u00e1c h\u1ea1t nano t\u1eeb oxit k\u1ebdm, b\u1ecb \u0111\u1ed1t ch\u00e1y b\u1eb1ng k\u1ef9 thu\u1eadt FSP, c\u00f3 th\u1ec3 x\u00e1c \u0111\u1ecbnh h\u1ed7n h\u1ee3p cu\u1ed1i c\u00f9ng c\u1ee7a kh\u00ed t\u1ed5ng h\u1ee3p t\u1eeb nh\u1eefng kh\u1ed1i h\u1ee3p ch\u1ea5t h\u00f3a h\u1ecdc, \u0111\u01b0\u1ee3c t\u1ea1o trong qu\u00e1 tr\u00ecnh chuy\u1ec3n \u0111\u1ed5i carbon dioxide.<\/p>\n\n\n\n

V\u00ed d\u1ee5, t\u1ef7 l\u1ec7 1-1 gi\u1eefa carbon monoxide v\u00e0 hydro c\u1ee7a kh\u00ed t\u1ed5ng h\u1ee3p \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m nhi\u00ean li\u1ec7u. Nh\u01b0ng t\u1ef7 l\u1ec7 4 \u2013 1 carbon monoxide v\u00e0 hydro \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ch\u1ebf t\u1ea1o nh\u1ef1a.<\/p>\n\n\n\n

Khi ch\u1ecdn oxit k\u1ebdm l\u00e0m ch\u1ea5t x\u00fac t\u00e1c, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u kh\u1eb3ng \u0111\u1ecbnh r\u1eb1ng gi\u1ea3i ph\u00e1p n\u00e0y l\u00e0 m\u1ed9t s\u1ef1 thay th\u1ebf r\u1ebb h\u01a1n nhi\u1ec1u so v\u1edbi nh\u1eefng ph\u01b0\u01a1ng ph\u00e1p \u0111\u01b0\u1ee3c th\u1eed nghi\u1ec7m tr\u01b0\u1edbc \u0111\u00e2y khi s\u1eed d\u1ee5ng nh\u1eefng v\u1eadt li\u1ec7u \u0111\u1eaft ti\u1ec1n l\u00e0m ch\u1ea5t x\u00fac t\u00e1c nh\u01b0 palladi.<\/p>\n\n\n\n

M\u1eb7c d\u00f9 c\u00e1c nh\u00e0 khoa h\u1ecdc th\u00e0nh c\u00f4ng ch\u1ebf t\u1ea1o m\u00e1y \u0111i\u1ec7n nhi\u1ec7t ph\u00e2n, th\u1eed nghi\u1ec7m th\u00e0nh c\u00f4ng v\u1edbi kh\u00ed th\u1ea3i CO2 ch\u1ee9a ch\u1ea5t g\u00e2y \u00f4 nhi\u1ec5m, nh\u01b0ng m\u1edf r\u1ed9ng c\u00f4ng ngh\u1ec7 n\u00e0y th\u00e0nh k\u1ef9 thu\u1eadt c\u00f4ng nghi\u1ec7p, c\u00f3 th\u1ec3 chuy\u1ec3n \u0111\u1ed5i t\u1ea5t c\u1ea3 l\u01b0\u1ee3ng kh\u00ed th\u1ea3i carbon t\u1eeb m\u1ed9t nh\u00e0 m\u00e1y nhi\u1ec7t \u0111i\u1ec7n v\u1eabn c\u00f2n r\u1ea5t nhi\u1ec1u kh\u00f3 kh\u0103n th\u00e1ch th\u1ee9c.<\/p>\n\n\n\n

Nh\u00f3m nh\u00e0 khoa h\u1ecdc cho bi\u1ebft, ph\u00e1t tri\u1ec3n ti\u1ebfp theo c\u1ee7a d\u1ef1 \u00e1n l\u00e0 th\u1eed nghi\u1ec7m c\u00e1c h\u1ea1t x\u00fac t\u00e1c nano trong m\u00f4i tr\u01b0\u1eddng kh\u00ed th\u1ea3i t\u1eeb c\u00e1c nh\u00e0 m\u00e1y, \u0111\u1ea3m b\u1ea3o nh\u1eefng h\u1ea1t nano n\u00e0y ch\u1ecbu \u0111\u01b0\u1ee3c c\u00e1c \u0111i\u1ec1u ki\u1ec7n kh\u1eafc nghi\u1ec7t v\u00e0 nh\u1eefng h\u00f3a ch\u1ea5t kh\u00e1c c\u00f3 trong kh\u00ed th\u1ea3i c\u00f4ng nghi\u1ec7p v\u00e0 ho\u00e0n thi\u1ec7n c\u00f4ng ngh\u1ec7 \u0111\u1ec3 c\u00f3 th\u1ec3 chuy\u1ec3n h\u00f3a th\u00e0nh k\u1ef9 thu\u1eadt, \u1ee9ng d\u1ee5ng m\u1edf r\u1ed9ng trong s\u1ea3n xu\u1ea5t v\u00e0 th\u01b0\u01a1ng m\u1ea1i.Theo Advanced Science New.<\/p>\n\n\n\n

TH\u00c1I B\u1eb0NG\u00a0<\/strong> ngu\u1ed3n: khoahocdoisong.vn
C\u00f4ng ngh\u1ec7 \u0111\u1ed9t ph\u00e1 bi\u1ebfn carbon dioxide th\u1ea3i th\u00e0nh nhi\u00ean li\u1ec7u t\u1ed5ng h\u1ee3p – Khoa h\u1ecdc v\u00e0 \u0111\u1eddi s\u1ed1ng (khoahocdoisong.vn)<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

T\u1ea1o ra oxit k\u1ebdm b\u1eb1ng nhi\u1ec7t \u0111\u1ed9 si\u00eau cao TS Rahman Daiyan v\u00e0 TS Emma Lovell t\u1eeb Tr\u01b0\u1eddng K\u1ef9 thu\u1eadt H\u00f3a h\u1ecdc thu\u1ed9c UNSWW c\u00f4ng b\u1ed1 chi ti\u1ebft ph\u01b0\u01a1ng ph\u00e1p t\u1ea1o ra c\u00e1c h\u1ea1t nano, th\u00fac \u0111\u1ea9y chuy\u1ec3n h\u00f3a kh\u00ed th\u1ea3i carbon th\u00e0nh c\u00e1c th\u00e0nh ph\u1ea7n c\u00f4ng nghi\u1ec7p h\u1eefu \u00edch. C\u00e1c nh\u00e0 khoa h\u1ecdc thu\u1ed9c Ph\u00f2ng nghi\u00ean c\u1ee9u […]<\/p>\n","protected":false},"author":25,"featured_media":25425,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47],"tags":[],"class_list":["post-25424","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc"],"_links":{"self":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/25424","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=25424"}],"version-history":[{"count":4,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/25424\/revisions"}],"predecessor-version":[{"id":29743,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/25424\/revisions\/29743"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media\/25425"}],"wp:attachment":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=25424"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=25424"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=25424"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}