![\"C\u00e1c](\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/cac_qua_trinh_nhiet_trong_quan_ly_chat_thai.png\")
<\/p>\nC\u00e1c qu\u00e1 tr\u00ecnh nhi\u1ec7t trong qu\u1ea3n l\u00fd ch\u1ea5t th\u1ea3i: T\u00ecm hi\u1ec3u c\u00e1ch c\u00f4ng ngh\u1ec7 nhi\u1ec7t x\u1eed l\u00fd hi\u1ec7u qu\u1ea3 r\u00e1c th\u1ea3i, gi\u1ea3m \u00f4 nhi\u1ec5m v\u00e0 t\u00e1i ch\u1ebf n\u0103ng l\u01b0\u1ee3ng.<\/p>\n
<\/p>\n
Qu\u1ea3n l\u00fd ch\u1ea5t th\u1ea3i l\u00e0 m\u1ed9t l\u0129nh v\u1ef1c quan tr\u1ecdng nh\u1eb1m gi\u1ea3m thi\u1ec3u t\u00e1c \u0111\u1ed9ng c\u1ee7a r\u00e1c th\u1ea3i \u0111\u1ed1i v\u1edbi m\u00f4i tr\u01b0\u1eddng. Trong \u0111\u00f3, c\u00e1c qu\u00e1 tr\u00ecnh nhi\u1ec7t \u0111\u00f3ng vai tr\u00f2 then ch\u1ed1t. Ch\u00fang gi\u00fap x\u1eed l\u00fd, chuy\u1ec3n h\u00f3a v\u00e0 khai th\u00e1c n\u0103ng l\u01b0\u1ee3ng t\u1eeb ch\u1ea5t th\u1ea3i, \u0111em l\u1ea1i hi\u1ec7u qu\u1ea3 kinh t\u1ebf v\u00e0 b\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng. B\u00e0i vi\u1ebft n\u00e0y s\u1ebd t\u1eadp trung v\u00e0o vi\u1ec7c gi\u1ea3i th\u00edch c\u00e1c qu\u00e1 tr\u00ecnh nhi\u1ec7t ph\u1ed5 bi\u1ebfn trong qu\u1ea3n l\u00fd ch\u1ea5t th\u1ea3i.<\/p>\n
\u0110\u1ed1t ch\u1ea5t th\u1ea3i l\u00e0 qu\u00e1 tr\u00ecnh ph\u1ed5 bi\u1ebfn nh\u1ea5t trong vi\u1ec7c x\u1eed l\u00fd r\u00e1c th\u1ea3i r\u1eafn. Qu\u00e1 tr\u00ecnh n\u00e0y bao g\u1ed3m vi\u1ec7c \u0111\u1ed1t ch\u00e1y ch\u1ea5t th\u1ea3i \u1edf nhi\u1ec7t \u0111\u1ed9 cao \u0111\u1ec3 ph\u00e1 v\u1ee1 c\u00e1c c\u1ea5u tr\u00fac h\u00f3a h\u1ecdc ph\u1ee9c t\u1ea1p, chuy\u1ec3n h\u00f3a ch\u00fang th\u00e0nh kh\u00ed v\u00e0 tro. Ph\u01b0\u01a1ng tr\u00ecnh c\u01a1 b\u1ea3n c\u1ee7a qu\u00e1 tr\u00ecnh n\u00e0y nh\u01b0 sau:<\/p>\n
Ch\u1ea5t Th\u1ea3i + O2<\/sub> \u2192 CO2<\/sub> + H2<\/sub>O + N\u0103ng l\u01b0\u1ee3ng<\/em><\/p>\n Qu\u00e1 tr\u00ecnh n\u00e0y kh\u00f4ng ch\u1ec9 gi\u1ea3m kh\u1ed1i l\u01b0\u1ee3ng v\u00e0 th\u1ec3 t\u00edch c\u1ee7a ch\u1ea5t th\u1ea3i m\u00e0 c\u00f2n t\u1ea1o ra n\u0103ng l\u01b0\u1ee3ng c\u00f3 th\u1ec3 t\u00e1i s\u1eed d\u1ee5ng.<\/p>\n Nhi\u1ec7t ph\u00e2n l\u00e0 qu\u00e1 tr\u00ecnh nhi\u1ec7t \u0111\u1ec3 ph\u00e2n h\u1ee7y ch\u1ea5t th\u1ea3i trong \u0111i\u1ec1u ki\u1ec7n thi\u1ebfu ho\u1eb7c kh\u00f4ng c\u00f3 oxy. \u0110\u00e2y l\u00e0 ph\u01b0\u01a1ng ph\u00e1p chuy\u1ec3n h\u00f3a ch\u1ea5t th\u1ea3i th\u00e0nh kh\u00ed, ch\u1ea5t l\u1ecfng v\u00e0 than. Ph\u1ea3n \u1ee9ng x\u1ea3y ra nh\u01b0 sau:<\/p>\n Ch\u1ea5t Th\u1ea3i + Nhi\u1ec7t \u2192 Kh\u00ed sinh, D\u1ea7u nhi\u1ec7t ph\u00e2n, Than Biochar<\/em><\/p>\n Kh\u00ed sinh v\u00e0 d\u1ea7u nhi\u1ec7t ph\u00e2n c\u00f3 th\u1ec3 d\u00f9ng l\u00e0m nhi\u00ean li\u1ec7u, trong khi than biochar c\u00f3 th\u1ec3 d\u00f9ng l\u00e0m ph\u00e2n b\u00f3n.<\/p>\n Kh\u00ed h\u00f3a l\u00e0 qu\u00e1 tr\u00ecnh chuy\u1ec3n h\u00f3a ch\u1ea5t th\u1ea3i r\u1eafn th\u00e0nh kh\u00ed t\u1ed5ng h\u1ee3p (syngas) b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng m\u1ed9t l\u01b0\u1ee3ng h\u1ea1n ch\u1ebf oxy ho\u1eb7c h\u01a1i n\u01b0\u1edbc.<\/p>\n Ch\u1ea5t Th\u1ea3i + O2<\/sub> + H2<\/sub>O \u2192 CO + H2<\/sub> + CO2<\/sub> + CH4<\/sub><\/em><\/p>\n Syngas c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m nhi\u00ean li\u1ec7u ho\u1eb7c l\u00e0m nguy\u00ean li\u1ec7u \u0111\u1ea7u v\u00e0o cho c\u00e1c qu\u00e1 tr\u00ecnh h\u00f3a h\u1ecdc kh\u00e1c.<\/p>\n Ph\u00e2n h\u1ee7y sinh h\u1ecdc k\u1ef5 kh\u00ed l\u00e0 qu\u00e1 tr\u00ecnh ph\u00e2n h\u1ee7y ch\u1ea5t h\u1eefu c\u01a1 b\u1edfi vi khu\u1ea9n trong m\u00f4i tr\u01b0\u1eddng kh\u00f4ng c\u00f3 oxy, t\u1ea1o ra kh\u00ed biogas v\u00e0 ph\u00e2n compost.<\/p>\n Ch\u1ea5t H\u1eefu C\u01a1 + Vi Khu\u1ea9n K\u1ef5 Kh\u00ed \u2192 CH4<\/sub> + CO2<\/sub> + H2<\/sub>O + Ph\u00e2n Compost<\/em><\/p>\n Kh\u00ed biogas, g\u1ed3m ch\u1ee7 y\u1ebfu l\u00e0 CH4<\/sub> v\u00e0 CO2<\/sub>, c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c d\u00f9ng l\u00e0m nhi\u00ean li\u1ec7u ho\u1eb7c s\u1ea3n xu\u1ea5t \u0111i\u1ec7n n\u0103ng.<\/p>\n C\u00e1c qu\u00e1 tr\u00ecnh nhi\u1ec7t trong qu\u1ea3n l\u00fd ch\u1ea5t th\u1ea3i kh\u00f4ng ch\u1ec9 gi\u00fap gi\u1ea3m kh\u1ed1i l\u01b0\u1ee3ng v\u00e0 \u0111\u1ed9c h\u1ea1i c\u1ee7a r\u00e1c th\u1ea3i m\u00e0 c\u00f2n khai th\u00e1c \u0111\u01b0\u1ee3c ngu\u1ed3n n\u0103ng l\u01b0\u1ee3ng qu\u00fd gi\u00e1. M\u1ed7i ph\u01b0\u01a1ng ph\u00e1p c\u00f3 \u0111\u1eb7c \u0111i\u1ec3m ri\u00eang v\u00e0 c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng t\u00f9y v\u00e0o lo\u1ea1i ch\u1ea5t th\u1ea3i v\u00e0 \u0111i\u1ec1u ki\u1ec7n c\u1ee5 th\u1ec3. Hi\u1ec3u bi\u1ebft v\u00e0 \u1ee9ng d\u1ee5ng \u0111\u00fang c\u00e1ch c\u00e1c qu\u00e1 tr\u00ecnh n\u00e0y s\u1ebd g\u00f3p ph\u1ea7n quan tr\u1ecdng v\u00e0o vi\u1ec7c b\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng v\u00e0 ph\u00e1t tri\u1ec3n b\u1ec1n v\u1eefng.<\/p>\n","protected":false},"excerpt":{"rendered":" C\u00e1c qu\u00e1 tr\u00ecnh nhi\u1ec7t trong qu\u1ea3n l\u00fd ch\u1ea5t th\u1ea3i: T\u00ecm hi\u1ec3u c\u00e1ch c\u00f4ng ngh\u1ec7 nhi\u1ec7t x\u1eed l\u00fd hi\u1ec7u qu\u1ea3 r\u00e1c th\u1ea3i, gi\u1ea3m \u00f4 nhi\u1ec5m v\u00e0 t\u00e1i ch\u1ebf n\u0103ng l\u01b0\u1ee3ng.<\/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":"\n\n
Nhi\u1ec7t Ph\u00e2n (Pyrolysis)<\/h2>\n
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Kh\u00ed H\u00f3a (Gasification)<\/h2>\n
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Ph\u00e2n H\u1ee7y Sinh H\u1ecdc K\u1ef5 Kh\u00ed (Anaerobic Digestion)<\/h2>\n
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K\u1ebft Lu\u1eadn<\/h2>\n