{"id":5797,"date":"2023-01-30T12:30:07","date_gmt":"2023-01-30T05:30:07","guid":{"rendered":"https:\/\/wincolaw.com.vn\/?p=5797"},"modified":"2025-12-19T12:33:07","modified_gmt":"2025-12-19T05:33:07","slug":"thiet-bi-lam-sach-khi-sinh-hoc","status":"publish","type":"post","link":"https:\/\/wincolaw.com.vn\/vi\/thiet-bi-lam-sach-khi-sinh-hoc.html","title":{"rendered":"Thi\u1ebft b\u1ecb l\u00e0m s\u1ea1ch kh\u00ed sinh h\u1ecdc"},"content":{"rendered":"
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TS. Nguy\u1ec5n Tu\u1ea5n Minh (Vi\u1ec7n C\u00f4ng ngh\u1ec7 M\u00f4i Tr\u01b0\u1eddng, Vi\u1ec7n H\u00e0n l\u00e2m Khoa h\u1ecdc v\u00e0 C\u00f4ng ngh\u1ec7 Vi\u1ec7t Nam) v\u00e0 \u0111\u1ed3ng nghi\u1ec7p \u0111\u00e3 nghi\u00ean c\u1ee9u th\u00e0nh c\u00f4ng v\u00e0 ch\u1ebf t\u1ea1o m\u1ed9t trong nh\u1eefng thi\u1ebft b\u1ecb l\u00e0m s\u1ea1ch kh\u00ed sinh h\u1ecdc \u0111\u1ea7u ti\u00ean t\u1ea1i Vi\u1ec7t Nam. Thi\u1ebft b\u1ecb n\u00e0y kh\u00f4ng ch\u1ec9 g\u00f3p ph\u1ea7n x\u1eed l\u00fd kh\u00ed th\u1ea3i m\u00e0 c\u00f2n gi\u00fap t\u1ea1o ra ngu\u1ed3n kh\u00ed s\u1ea1ch \u0111\u1ee7 ti\u00eau chu\u1ea9n \u0111\u1ec3 \u0111\u1ed1t ph\u00e1t \u0111i\u1ec7n \u1edf quy m\u00f4 l\u1edbn<\/strong><\/p>\n<\/div>\n

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X\u1eed l\u00fd tri\u1ec7t \u0111\u1ec3 kh\u00ed t\u1ea1p<\/strong><\/p>\n

L\u00e0 m\u1ed9t ngu\u1ed3n n\u0103ng l\u01b0\u1ee3ng c\u00f3 ngu\u1ed3n g\u1ed1c t\u1eeb sinh kh\u1ed1i c\u1ee7a c\u00e1c nh\u00e0 m\u00e1y x\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i, trang tr\u1ea1i ch\u0103n nu\u00f4i hay b\u00e3i ch\u00f4n l\u1ea5p, kh\u00ed sinh h\u1ecdc (biogas) \u0111ang ng\u00e0y c\u00e0ng \u0111\u01b0\u1ee3c th\u1ebf gi\u1edbi c\u00f4ng nh\u1eadn l\u00e0 m\u1ed9t ngu\u1ed3n n\u0103ng l\u01b0\u1ee3ng t\u00e1i t\u1ea1o h\u1eefu \u00edch \u0111\u00f3ng g\u00f3p v\u00e0o vi\u1ec7c cung c\u1ea5p n\u0103ng l\u01b0\u1ee3ng to\u00e0n c\u1ea7u. Tuy nhi\u00ean, do \u0111\u01b0\u1ee3c s\u1ea3n sinh t\u1eeb s\u1ef1 ph\u00e2n h\u1ee7y c\u1ee7a nh\u1eefng h\u1ee3p ch\u1ea5t h\u1eefu c\u01a1 n\u00ean h\u1ed7n h\u1ee3p kh\u00ed sinh h\u1ecdc kh\u00f4ng ch\u1ec9 g\u1ed3m metan (CH4) \u2013 lo\u1ea1i kh\u00ed ch\u1ee7 y\u1ebfu t\u1ea1o ra n\u0103ng l\u01b0\u1ee3ng \u0111\u1ed1t, m\u00e0 c\u00f2n ch\u1ee9a nhi\u1ec1u t\u1ea1p kh\u00ed kh\u00e1c. \u201cTrong \u0111\u00f3, kh\u00ed metan th\u01b0\u1eddng ch\u1ec9 chi\u1ebfm 60-70% h\u1ed7n h\u1ee3p kh\u00ed, c\u00f2n 30-40% c\u00f2n l\u1ea1i l\u00e0 kh\u00ed CO2 v\u00e0 m\u1ed9t l\u01b0\u1ee3ng nh\u1ecf kh\u00ed N2, H2, CO,\u2026\u201d, TS. Nguy\u1ec5n Tu\u1ea5n Minh (Vi\u1ec7n C\u00f4ng ngh\u1ec7 M\u00f4i Tr\u01b0\u1eddng, Vi\u1ec7n H\u00e0n l\u00e2m KH&CN Vi\u1ec7t Nam) cho bi\u1ebft. Nh\u1eefng t\u01b0\u1edfng m\u1ed9t l\u01b0\u1ee3ng kh\u00ed t\u1ea1p nh\u1ecf s\u1ebd kh\u00f4ng g\u00e2y \u1ea3nh h\u01b0\u1edfng qu\u00e1 nhi\u1ec1u, song theo TS. Minh, mu\u1ed1n d\u00f9ng kh\u00ed sinh h\u1ecdc \u0111\u1ec3 \u0111\u1ed1t ph\u00e1t \u0111i\u1ec7n th\u00ec b\u1eaft bu\u1ed9c ph\u1ea3i x\u1eed l\u00fd \u0111\u01b0\u1ee3c m\u1ed9t trong nh\u1eefng lo\u1ea1i kh\u00ed sinh ra t\u1eeb qu\u00e1 tr\u00ecnh ph\u00e2n h\u1ee7y \u1ea5y l\u00e0 H2S \u2013 kh\u00ed g\u00e2y m\u00f9i tr\u1ee9ng th\u1ed1i. \u201c\u0110\u00e2y l\u00e0 lo\u1ea1i kh\u00ed c\u00f3 t\u00ednh ch\u1ea5t \u0103n m\u00f2n r\u1ea5t cao, n\u1ebfu kh\u00f4ng l\u00e0m s\u1ea1ch \u0111\u01b0\u1ee3c th\u00ec khi ch\u1ea1y trong m\u00e1y ph\u00e1t \u0111i\u1ec7n s\u1ebd g\u00e2y \u0103n m\u00f2n c\u00e1c chi ti\u1ebft m\u00e1y v\u00e0 nhanh ch\u00f3ng l\u00e0m h\u1ecfng m\u00e1y\u201d, TS. Minh cho bi\u1ebft.<\/p>\n

Nh\u1eadn th\u1ea5y c\u00e1c nghi\u00ean c\u1ee9u trong n\u01b0\u1edbc \u0111\u1ec3 gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 n\u00e0y v\u1eabn c\u00f2n h\u1ea1n ch\u1ebf, t\u1eeb n\u0103m 2016, anh v\u00e0 \u0111\u1ed3ng nghi\u1ec7p \u0111\u00e3 b\u1eaft tay v\u00e0o nghi\u00ean c\u1ee9u thi\u1ebft b\u1ecb l\u00e0m s\u1ea1ch kh\u00ed sinh h\u1ecdc \u0111\u1ea7u ti\u00ean. Kh\u00e1c v\u1edbi nh\u1eefng thi\u1ebft b\u1ecb l\u00e0m s\u1ea1ch kh\u00ed truy\u1ec1n th\u1ed1ng, thi\u1ebft b\u1ecb do nh\u00f3m c\u1ee7a TS. Minh ph\u00e1t tri\u1ec3n s\u1eed d\u1ee5ng dung d\u1ecbch ki\u1ec1m Kali hydroxide (KOH) \u0111\u1ec3 h\u1ea5p ph\u1ee5 kh\u00ed H2S th\u00e0nh mu\u1ed1i K2CO3, \u0111\u1ed3ng th\u1eddi \u0111\u01b0\u1ee3c g\u1eafn \u0111\u1ed9ng c\u01a1 bi\u1ebfn t\u1ea7n \u0111\u1ec3 c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh t\u1ed1c \u0111\u1ed9 quay ly t\u00e2m v\u00e0 c\u00f3 van \u0111\u1ec3 \u0111i\u1ec1u ch\u1ec9nh l\u01b0u l\u01b0\u1ee3ng kh\u00ed. \u201cKhi thi\u1ebft b\u1ecb quay ly t\u00e2m t\u1ed1c \u0111\u1ed9 cao th\u00ec dung d\u1ecbch h\u1ea5p th\u1ee5 s\u1ebd v\u0103ng t\u1ecfa ra v\u00e0 ti\u1ebfp x\u00fac v\u1edbi d\u00f2ng kh\u00ed sinh h\u1ecdc \u0111i v\u00e0o nhi\u1ec1u h\u01a1n, nh\u1edd \u0111\u00f3 t\u0103ng kh\u1ea3 n\u0103ng x\u1eed l\u00fd kh\u00ed\u201d. TS. Minh gi\u1ea3i th\u00edch v\u1ec1 \u00fd t\u01b0\u1edfng kh\u1edfi ngu\u1ed3n.<\/p>\n

C\u1ee5 th\u1ec3, thi\u1ebft b\u1ecb l\u00e0m s\u1ea1ch kh\u00ed sinh h\u1ecdc c\u1ee7a nh\u00f3m anh g\u1ed3m c\u00f3 hai ph\u1ea7n c\u1ed1 \u0111\u1ecbnh v\u00e0 chuy\u1ec3n \u0111\u1ed9ng, trong \u0111\u00f3, ph\u1ea7n chuy\u1ec3n \u0111\u1ed9ng \u0111\u01b0\u1ee3c b\u1ed1 tr\u00ed b\u00ean trong ph\u1ea7n v\u1ecf sao cho tr\u1ee5c quay c\u1ee7a \u0111\u0129a d\u01b0\u1edbi xuy\u00ean qua l\u1ed7 th\u00f4ng th\u1ee9 nh\u1ea5t, \u0111\u1ed3ng th\u1eddi \u0111\u01b0\u1ee3c n\u1ed1i v\u00e0 d\u1eabn \u0111\u1ed9ng b\u1edfi \u0111\u1ed9ng c\u01a1 \u0111i\u1ec7n th\u00f4ng qua h\u1ed9p gi\u1ea3m t\u1ed1c. B\u1ed3n ch\u1ee9a dung d\u1ecbch h\u1ea5p th\u1ee5 c\u1ee7a thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c trang b\u1ecb m\u00e1y khu\u1ea5y, c\u00f3 \u1ed1ng d\u1eabn dung d\u1ecbch h\u1ea5p th\u1ee5 v\u00e0o \u0111\u01b0\u1ee3c n\u1ed1i th\u00f4ng v\u1edbi c\u1eeda d\u1eabn dung d\u1ecbch h\u1ea5p th\u1ee5 ra c\u1ee7a thi\u1ebft b\u1ecb. V\u1edbi c\u00e1ch thi\u1ebft k\u1ebf n\u00e0y, sau khi kh\u00ed sinh h\u1ecdc \u0111\u01b0\u1ee3c \u0111\u01b0a qua \u1ed1ng d\u1eabn, b\u01a1m s\u1ebd phun dung d\u1ecbch h\u1ea5p th\u1ee5 v\u00e0o trong l\u00f2ng \u1ed1ng v\u00e0 quay \u0111\u1ec3 khi\u1ebfn cho c\u00e1c gi\u1ecdt dung d\u1ecbch chuy\u1ec3n \u0111\u1ed9ng ly t\u00e2m v\u00e0 ph\u00e2n t\u00e1n v\u00e0o trong kh\u1ed1i b\u00f9i nh\u00f9i th\u00e9p. Nh\u1edd \u0111\u00f3, c\u00e1c gi\u1ecdt dung d\u1ecbch KOH s\u1ebd ti\u1ebfp x\u00fac v\u1edbi kh\u00ed sinh h\u1ecdc t\u1eeb b\u00ean ngo\u00e0i \u0111i v\u00e0o v\u00e0 ph\u1ea3n \u1ee9ng \u0111\u1ec3 h\u1ea5p th\u1ee5 c\u00e1c kh\u00ed t\u1ea1p nh\u01b0 H2S, CO2, t\u1eeb \u0111\u00f3 l\u00e0m s\u1ea1ch d\u00f2ng kh\u00ed. \u201cDo t\u1ed1c \u0111\u1ed9 ly t\u00e2m cao n\u00ean dung d\u1ecbch h\u1ea5p th\u1ee5 kh\u00f4ng b\u1ecb k\u00e9o theo d\u00f2ng kh\u00ed chuy\u1ec3n \u0111\u1ed9ng m\u00e0 v\u1eabn lo\u1ea1i b\u1ecf \u0111\u01b0\u1ee3c c\u00e1c kh\u00ed t\u1ea1p, \u0111\u1ed3ng th\u1eddi gi\u1eef cho d\u00f2ng kh\u00ed sau x\u1eed l\u00fd c\u00f3 \u0111\u1ed9 \u1ea9m th\u1ea5p\u201d, TS. Minh cho bi\u1ebft th\u00eam, \u201cnh\u00f3m nghi\u00ean c\u1ee9u c\u0169ng l\u1eafp c\u00e1c c\u1ea3m bi\u1ebfn \u0111\u1ec3 ki\u1ec3m tra \u0111\u1ed9 pH c\u1ee7a dung d\u1ecbch h\u1ea5p ph\u1ee5 v\u00e0 gi\u00fap cho thi\u1ebft b\u1ecb c\u00f3 th\u1ec3 v\u1eadn h\u00e0nh d\u1ec5 d\u00e0ng m\u1ed9t c\u00e1ch t\u1ef1 \u0111\u1ed9ng\u201d.<\/p>\n

\u0110\u1ec3 th\u1eed nghi\u1ec7m hi\u1ec7u qu\u1ea3 th\u1ef1c t\u1ebf, nh\u00f3m c\u1ee7a TS. Minh \u0111\u00e3 ph\u1ed1i h\u1ee3p v\u00e0 l\u1eafp \u0111\u1eb7t h\u1ec7 th\u1ed1ng ph\u00e2n h\u1ee7y y\u1ebfm kh\u00ed b\u00f9n th\u1ea3i thu h\u1ed3i kh\u00ed sinh h\u1ecdc \u0111\u1ed1t ph\u00e1t \u0111i\u1ec7n t\u1ea1i C\u00f4ng ty C\u1ed5 ph\u1ea7n bia S\u00e0i G\u00f2n \u2013 Mi\u1ec1n Trung \u1edf th\u00e0nh ph\u1ed1 Bu\u00f4n Ma Thu\u1ed9t, \u0110\u1eafk L\u1eafk. K\u1ebft qu\u1ea3 cho th\u1ea5y, c\u00e1c m\u1eabu kh\u00ed sau khi l\u00e0m s\u1ea1ch ho\u00e0n to\u00e0n kh\u00f4ng ch\u1ee9a H2S; kh\u00ed CO v\u00e0 CO2 c\u0169ng \u0111\u01b0\u1ee3c x\u1eed l\u00fd nh\u1edd qu\u00e1 tr\u00ecnh t\u01b0\u01a1ng t\u00e1c v\u1edbi dung d\u1ecbch h\u1ea5p th\u1ee5 v\u00e0 \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n \u0111\u1ec3 ch\u1ea1y m\u00e1y ph\u00e1t \u0111i\u1ec7n theo ti\u00eau chu\u1ea9n \u0111\u0103ng k\u00fd c\u1ee7a ch\u00e2u \u00c2u. Th\u00eam v\u00e0o \u0111\u00f3, \u201cdo s\u1eed d\u1ee5ng dung d\u1ecbch h\u1ea5p ph\u1ee5 l\u00e0 KOH, s\u1ea3n ph\u1ea9m th\u1ea3i b\u1ecf sau qu\u00e1 tr\u00ecnh x\u1eed l\u00fd c\u1ee7a thi\u1ebft b\u1ecb s\u1ebd bao g\u1ed3m K2S, K2CO3 \u2013 nh\u1eefng th\u00e0nh ph\u1ea7n ho\u00e0n to\u00e0n c\u00f3 th\u1ec3 d\u00f9ng cho s\u1ea3n xu\u1ea5t ph\u00e2n h\u1eefu c\u01a1 m\u00e0 kh\u00f4ng ph\u1ea3i b\u1ecf \u0111i nh\u01b0 khi s\u1eed d\u1ee5ng c\u00e1c dung d\u1ecbch h\u1ea5p th\u1ee5 kh\u00e1c\u201d, TS. Minh n\u00f3i.<\/p>\n

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\u1ea2nh 1. Thi\u1ebft b\u1ecb l\u00e0m s\u1ea1ch kh\u00ed sinh h\u1ecdc c\u1ee7a Vi\u1ec7n C\u00f4ng ngh\u1ec7 M\u00f4i tr\u01b0\u1eddng.<\/p><\/div>\n

L\u00e0 nh\u1eefng ng\u01b0\u1eddi ti\u00ean phong trong m\u1ed9t l\u0129nh v\u1ef1c c\u00f2n t\u01b0\u01a1ng \u0111\u1ed1i m\u1edbi \u1edf Vi\u1ec7t Nam, nh\u00f3m nghi\u00ean c\u1ee9u c\u1ee7a Vi\u1ec7n C\u00f4ng ngh\u1ec7 M\u00f4i tr\u01b0\u1eddng \u0111\u00e3 tr\u1ea3i qua kh\u00f4ng \u00edt kh\u00f3 kh\u0103n, trong \u0111\u00f3 v\u1ea5n \u0111\u1ec1 ph\u1ee9c t\u1ea1p nh\u1ea5t l\u00e0 nh\u1eefng t\u00ednh to\u00e1n k\u1ef9 thu\u1eadt \u0111\u1ec3 n\u00e2ng c\u1ea5p quy m\u00f4 x\u1eed l\u00fd. TS. Minh gi\u1ea3i th\u00edch, b\u1ea3n ch\u1ea5t c\u1ee7a thi\u1ebft b\u1ecb n\u00e0y l\u00e0 qu\u00e1 tr\u00ecnh chuy\u1ec3n kh\u1ed1i \u2013 ngh\u0129a l\u00e0 qu\u00e1 tr\u00ecnh di chuy\u1ec3n v\u1eadt ch\u1ea5t t\u1eeb pha kh\u00ed sang pha l\u1ecfng. \u201c\u0110\u1ec3 c\u00f3 th\u1ec3 ra m\u1ed9t thi\u1ebft b\u1ecb \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf th\u00ec bao gi\u1edd m\u00ecnh c\u0169ng ph\u1ea3i nghi\u00ean c\u1ee9u th\u1ef1c nghi\u1ec7m c\u00e1c th\u00f4ng s\u1ed1 c\u01a1 b\u1ea3n \u1edf quy m\u00f4 nh\u1ecf v\u00e0 l\u00e0m c\u01a1 s\u1edf \u0111\u1ec3 t\u00ednh to\u00e1n v\u00e0 thi\u1ebft k\u1ebf thi\u1ebft b\u1ecb \u1edf quy m\u00f4 l\u1edbn h\u01a1n\u201d, TS. Minh cho bi\u1ebft. \u0110\u00e2y l\u00e0 m\u1ed9t vi\u1ec7c kh\u00f4ng \u0111\u01a1n gi\u1ea3n b\u1edfi \u201ckh\u00f4ng ph\u1ea3i c\u1ee9 nh\u00e2n h\u1ec7 s\u1ed1 l\u00ean l\u00e0 s\u1ebd ra \u0111\u01b0\u1ee3c thi\u1ebft b\u1ecb \u1edf quy m\u00f4 l\u1edbn\u201d, anh gi\u1ea3i th\u00edch.<\/p>\n

\u0110\u1ec3 gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1, nh\u00f3m c\u1ee7a TS. Minh ph\u1ea3i nghi\u00ean c\u1ee9u r\u1ea5t k\u1ef9 \u0111\u1ed9ng h\u1ecdc c\u1ee7a qu\u00e1 tr\u00ecnh h\u1ea5p th\u1ee5 v\u00e0 th\u1ef1c hi\u1ec7n t\u1eebng th\u00ed nghi\u1ec7m nh\u1ecf \u0111\u1ec3 t\u00ednh to\u00e1n. \u201cKhi nghi\u00ean c\u1ee9u r\u1ed3i \u0111i v\u00e0o tri\u1ec3n khai th\u00ec nhi\u1ec1u l\u00fac m\u00ecnh c\u1ee9 ph\u1ea3i l\u00e0m \u0111i \u0111\u00e3 r\u1ed3i m\u1edbi ph\u00e1t hi\u1ec7n v\u1ea5n \u0111\u1ec1 v\u00e0 t\u00ecm c\u00e1ch gi\u1ea3i quy\u1ebft \u0111\u01b0\u1ee3c\u201d, TS. Minh chia s\u1ebb. C\u0169ng t\u1eeb \u201cph\u01b0\u01a1ng ch\u00e2m\u201d n\u00e0y, nh\u00f3m c\u1ee7a TS. Minh \u0111\u00e3 c\u00f3 s\u00e1ng ki\u1ebfn trang b\u1ecb cho h\u1ec7 th\u1ed1ng x\u1eed l\u00fd r\u1ecd b\u1eaby mu\u1ed1i ch\u1eef Y \u0111\u1ec3 lo\u1ea1i b\u1ecf c\u1eb7n mu\u1ed1i ra kh\u1ecfi dung d\u1ecbch h\u1ea5p th\u1ee5. \u201cDo t\u1ea5t c\u1ea3 mu\u1ed1i s\u1ebd d\u1ed3n h\u1ebft v\u00e0o r\u1ecd n\u00ean m\u00ecnh c\u00f3 th\u1ec3 v\u1ec7 sinh d\u1ec5 d\u00e0ng, tr\u00e1nh l\u00e0m t\u1eafc ngh\u1ebdn \u0111\u01b0\u1eddng \u1ed1ng v\u00e0 \u0111\u1ea7u phun, gi\u1ea3m thi\u1ec3u t\u00e1c \u0111\u1ed9ng x\u1ea5u cho b\u01a1m dung d\u1ecbch\u201d, TS. Minh cho bi\u1ebft.<\/p>\n

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Ti\u1ec1m n\u0103ng \u00e1p d\u1ee5ng \u1edf quy m\u00f4 l\u1edbn<\/strong><\/p>\n

V\u1edbi nh\u1eefng kinh nghi\u1ec7m trong l\u0129nh v\u1ef1c m\u00f4i tr\u01b0\u1eddng, TS. Minh cho bi\u1ebft, c\u00f4ng ngh\u1ec7 s\u1ea3n xu\u1ea5t kh\u00ed sinh h\u1ecdc t\u1eeb sinh kh\u1ed1i kh\u00f4ng ph\u1ea3i l\u00e0 c\u00f4ng ngh\u1ec7 cao v\u00e0 kh\u00f3 th\u1ef1c hi\u1ec7n. \u201cTuy nhi\u00ean \u0111\u1ec3 c\u00f3 th\u1ec3 x\u1eed l\u00fd ch\u1ea5t th\u1ea3i v\u00e0 s\u1ea3n xu\u1ea5t kh\u00ed sinh h\u1ecdc \u1edf quy m\u00f4 l\u1edbn v\u00e0 \u0111\u1ed3ng b\u1ed9 th\u00ec tr\u00ecnh \u0111\u1ed9 khoa h\u1ecdc v\u00e0 n\u0103ng l\u1ef1c c\u1ee7a c\u00e1c doanh nghi\u1ec7p trong n\u01b0\u1edbc tr\u01b0\u1edbc \u0111\u00e2y kh\u00f3 \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c ngay\u201d, nh\u00f3m nghi\u00ean c\u1ee9u nh\u1eadn \u0111\u1ecbnh. Th\u1ef1c t\u1ebf l\u00e0 cho \u0111\u1ebfn nay, d\u00f9 vi\u1ec7c nghi\u00ean c\u1ee9u c\u00f4ng ngh\u1ec7 thu h\u1ed3i kh\u00ed sinh h\u1ecdc t\u1eeb ch\u1ea5t th\u1ea3i h\u1eefu c\u01a1 \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111\u1ea9y m\u1ea1nh h\u01a1n nh\u01b0ng ch\u1ee7 y\u1ebfu m\u1edbi ch\u1ec9 tr\u00ean \u0111\u1ed1i t\u01b0\u1ee3ng ch\u1ea5t th\u1ea3i n\u00f4ng nghi\u1ec7p, ph\u00e2n gia s\u00fac, gia c\u1ea7m trong quy m\u00f4 c\u00e1c trang tr\u1ea1i v\u1eeba v\u00e0 nh\u1ecf, n\u1ebfu c\u00f3 s\u1eed d\u1ee5ng kh\u00ed sinh h\u1ecdc \u0111\u1ec3 k\u1ebft h\u1ee3p ph\u00e1t \u0111i\u1ec7n th\u00ec c\u0169ng m\u1edbi \u1edf trong quy m\u00f4 t\u01b0\u01a1ng \u0111\u1ed1i nh\u1ecf d\u1ea1ng t\u1ef1 cung t\u1ef1 c\u1ea5p.<\/p>\n

 <\/p>\n

\"\"

\u1ea2nh 2. Thi\u1ebft b\u1ecb l\u00e0m s\u1ea1ch kh\u00ed sinh h\u1ecdc c\u1ee7a Vi\u1ec7n C\u00f4ng ngh\u1ec7 M\u00f4i tr\u01b0\u1eddng.<\/p><\/div>\n

M\u1ed9t trong nh\u1eefng y\u1ebfu t\u1ed1 d\u1eabn \u0111\u1ebfn th\u1ef1c t\u1ebf n\u00e0y, theo TS. Minh, l\u00e0 c\u00e1c nghi\u00ean c\u1ee9u tr\u01b0\u1edbc \u0111\u00f3 th\u01b0\u1eddng m\u1edbi ch\u1ec9 t\u1eadp trung nghi\u00ean c\u1ee9u x\u1eed l\u00fd kh\u00ed sinh h\u1ecdc theo c\u00e1c c\u00f4ng ngh\u1ec7 l\u00e0m s\u1ea1ch \u0111\u01a1n gi\u1ea3n nh\u01b0 s\u1eed d\u1ee5ng phoi s\u1eaft, v\u1eadt li\u1ec7u bentonit, b\u00f9n \u0111\u1ecf hay c\u00e1c dung d\u1ecbch nh\u01b0 NaOH, Na2CO3. \u201cC\u00e1c ph\u01b0\u01a1ng ph\u00e1p n\u00e0y th\u01b0\u1eddng c\u00f3 hi\u1ec7u su\u1ea5t l\u00e0m s\u1ea1ch kh\u00f4ng cao, t\u00ednh c\u01a1 \u0111\u1ed9ng th\u1ea5p v\u00e0 kh\u00f3 th\u1ef1c hi\u1ec7n \u1edf quy m\u00f4 l\u1edbn\u201d, nh\u00f3m nghi\u00ean c\u1ee9u ph\u00e2n t\u00edch. \u201cB\u00ean c\u1ea1nh \u0111\u00f3, khi l\u1ecdc b\u1eb1ng v\u1eadt li\u1ec7u bentonit hay diatomit th\u00ec ph\u1ea3i chu\u1ea9n b\u1ecb v\u1eadt li\u1ec7u r\u1ea5t l\u00e2u. Ch\u01b0a k\u1ec3 \u0111\u1ebfn, khi b\u00e3o h\u00f2a th\u00ec v\u1eadt li\u1ec7u n\u00e0y r\u1ea5t d\u1ec5 bong v\u00e0 \u0111i theo d\u00f2ng kh\u00ed v\u00e0o \u0111\u1ed9ng c\u01a1, do v\u1eady ph\u1ea3i ch\u1ebf t\u1ea1o th\u00eam b\u1ed9 l\u1ecdc nhi\u00ean li\u1ec7u, khi\u1ebfn vi\u1ec7c v\u1eadn h\u00e0nh t\u1ed1n k\u00e9m v\u00e0 ph\u1ee9c t\u1ea1p\u201d. Do ph\u1ea7n l\u1edbn l\u01b0\u1ee3ng kh\u00ed t\u1ea1p nh\u01b0 H2S, SO2, CO2, xilosan trong kh\u00ed sinh h\u1ecdc ch\u01b0a \u0111\u01b0\u1ee3c l\u00e0m s\u1ea1ch \u0111\u00fang m\u1ee9c n\u00ean ch\u1ea5t l\u01b0\u1ee3ng nhi\u00ean li\u1ec7u c\u0169ng kh\u00f4ng \u0111\u1ea3m b\u1ea3o, c\u00f3 th\u1ec3 g\u00e2y h\u01b0 h\u1ea1i cho \u0111\u1ed9ng c\u01a1 v\u00e0 \u0103n m\u00f2n c\u00e1c thi\u1ebft b\u1ecb, nh\u00f3m nghi\u00ean c\u1ee9u cho bi\u1ebft th\u00eam.<\/p>\n

B\u1edfi v\u1eady, v\u1edbi vi\u1ec7c nghi\u00ean c\u1ee9u th\u00e0nh c\u00f4ng thi\u1ebft b\u1ecb m\u1edbi c\u00f3 th\u1ec3 l\u00e0m s\u1ea1ch tri\u1ec7t \u0111\u1ec3 c\u00e1c lo\u1ea1i t\u1ea1p kh\u00ed v\u1edbi hi\u1ec7u su\u1ea5t cao, TS. Minh t\u1ef1 tin cho bi\u1ebft \u0111\u00e3 l\u00e0m ch\u1ee7 \u0111\u01b0\u1ee3c c\u00f4ng ngh\u1ec7 v\u00e0 c\u00f3 th\u1ec3 \u1ee9ng d\u1ee5ng \u1edf quy m\u00f4 l\u1edbn t\u00f9y v\u00e0o y\u00eau c\u1ea7u c\u1ee7a doanh nghi\u1ec7p. Hi\u1ec7n nay, h\u1ec7 th\u1ed1ng x\u1eed l\u00fd \u0111\u01b0\u1ee3c nh\u00f3m TS. Minh l\u1eafp \u0111\u1eb7t \u1edf \u0110\u1eafk L\u1eafk c\u00f3 th\u1ec3 ph\u00e1t \u0111i\u1ec7n \u1edf m\u1ee9c 20 kW\/ng\u00e0y. Nh\u00f3m c\u1ee7a anh c\u0169ng \u0111ang h\u1ee3p t\u00e1c v\u1edbi m\u1ed9t c\u00f4ng ty \u0111\u1ec3 tri\u1ec3n khai h\u1ec7 th\u1ed1ng c\u00f3 quy m\u00f4 x\u1eed l\u00fd kho\u1ea3ng 4000 m\u00e9t kh\u1ed1i kh\u00ed\/gi\u1edd, v\u00e0 \u201ct\u00f9y theo l\u01b0u l\u01b0\u1ee3ng v\u00e0 th\u00e0nh ph\u1ea7n kh\u00ed th\u1ea3i, ch\u00fang t\u00f4i ho\u00e0n to\u00e0n c\u00f3 th\u1ec3 ch\u1ebf t\u1ea1o thi\u1ebft b\u1ecb v\u1edbi quy m\u00f4 l\u1edbn h\u01a1n \u0111\u1ec3 ph\u00f9 h\u1ee3p c\u00f4ng su\u1ea5t\u201d, TS. Minh cho bi\u1ebft.<\/p>\n

Nh\u01b0ng li\u1ec7u chi ph\u00ed x\u1eed l\u00fd kh\u00ed sinh h\u1ecdc b\u1eb1ng thi\u1ebft b\u1ecb n\u00e0y c\u00f3 \u0111\u1eaft \u0111\u1ecf hay kh\u00f4ng? \u201cT\u00f4i c\u00f3 th\u1ec3 kh\u1eb3ng \u0111\u1ecbnh r\u1eb1ng chi ph\u00ed ho\u00e0n to\u00e0n kh\u00f4ng cao v\u00e0 doanh nghi\u1ec7p c\u00f3 th\u1ec3 \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c. Th\u1eadm ch\u00ed so v\u1edbi nh\u1eefng ph\u01b0\u01a1ng ph\u00e1p x\u1eed l\u00fd kh\u00ed truy\u1ec1n th\u1ed1ng th\u00ec ph\u01b0\u01a1ng ph\u00e1p n\u00e0y c\u00f2n r\u1ebb h\u01a1n do c\u00f3 hi\u1ec7u su\u1ea5t x\u1eed l\u00fd cao. Ch\u01b0a k\u1ec3 \u0111\u1ebfn thi\u1ebft b\u1ecb x\u1eed l\u00fd c\u0169ng nh\u1ecf g\u1ecdn h\u01a1n so v\u1edbi nhi\u1ec1u ph\u01b0\u01a1ng ph\u00e1p kh\u00e1c\u201d, TS. Minh n\u00f3i.<\/p>\n

\u0110i\u1ec1u n\u00e0y c\u00f3 l\u1ebd c\u00e0ng c\u00f3 \u00fd ngh\u0129a trong b\u1ed1i c\u1ea3nh Chi\u1ebfn l\u01b0\u1ee3c qu\u1ed1c gia c\u1ee7a Ch\u00ednh ph\u1ee7 v\u1ec1 cung c\u1ea5p n\u01b0\u1edbc s\u1ea1ch v\u00e0 v\u1ec7 sinh n\u00f4ng th\u00f4n \u0111\u00e3 \u0111\u1eb7t m\u1ee5c ti\u00eau \u0111\u1ebfn n\u0103m 2030 s\u1ebd c\u00f3 75% h\u1ed9 ch\u0103n nu\u00f4i, trang tr\u1ea1i \u0111\u01b0\u1ee3c x\u1eed l\u00fd ch\u1ea5t th\u1ea3i ch\u0103n nu\u00f4i. V\u00e0 ti\u1ec1m n\u0103ng c\u1ee7a thi\u1ebft b\u1ecb m\u1edbi kh\u00f4ng ch\u1ec9 d\u1eebng l\u1ea1i \u1edf vi\u1ec7c x\u1eed l\u00fd H2S trong kh\u00ed sinh h\u1ecdc. \u201cCh\u00fang t\u00f4i v\u1eabn \u0111ang ti\u1ebfp t\u1ee5c ph\u00e1t tri\u1ec3n thi\u1ebft b\u1ecb n\u00e0y \u0111\u1ec3 \u1ee9ng d\u1ee5ng x\u1eed l\u00fd th\u00e0nh ph\u1ea7n amoni \u1edf trong n\u01b0\u1edbc r\u1ec9 r\u00e1c \u2013 v\u1ed1n l\u00e0 m\u1ed9t \u0111\u1ed1i t\u01b0\u1ee3ng t\u1ed1n nhi\u1ec1u kinh ph\u00ed \u0111\u1ec3 lo\u1ea1i b\u1ecf\u201d, TS. Minh cho bi\u1ebft, \u201cgi\u1ea3i ph\u00e1p c\u1ee7a ch\u00fang t\u00f4i c\u0169ng ho\u00e0n to\u00e0n c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ti\u1ebfp t\u1ee5c nghi\u00ean c\u1ee9u v\u00e0 m\u1edf r\u1ed9ng \u0111\u1ec3 \u1ee9ng d\u1ee5ng cho \u0111\u1ed1i t\u01b0\u1ee3ng kh\u00ed th\u1ea3i c\u1ee7a c\u00e1c ng\u00e0nh nh\u01b0 th\u00e9p, xi m\u0103ng\u201d.<\/p>\n

Thi\u1ebft b\u1ecb l\u00e0m s\u1ea1ch kh\u00ed sinh h\u1ecdc c\u1ee7a Vi\u1ec7n C\u00f4ng ngh\u1ec7 M\u00f4i tr\u01b0\u1eddng \u0111\u01b0\u1ee3c C\u1ee5c S\u1edf h\u1eefu tr\u00ed tu\u1ec7 (B\u1ed9 KH&CN) c\u1ea5p b\u1eb1ng\u00a0<\/em>\u0111\u1ed9c quy\u1ec1n s\u00e1ng ch\u1ebf s\u1ed1\u00a01-0032321<\/a>\u00a0c\u00f4ng b\u1ed1 ng\u00e0y 27\/6\/2022.<\/em><\/div>\n

M\u1ef9 H\u1ea1nh<\/em><\/strong><\/p>\n

Ngu\u1ed3n IPVIETNAM.GOV.VN<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

TS. Nguy\u1ec5n Tu\u1ea5n Minh (Vi\u1ec7n C\u00f4ng ngh\u1ec7 M\u00f4i Tr\u01b0\u1eddng, Vi\u1ec7n H\u00e0n l\u00e2m Khoa h\u1ecdc v\u00e0 C\u00f4ng ngh\u1ec7 Vi\u1ec7t Nam) v\u00e0 \u0111\u1ed3ng nghi\u1ec7p \u0111\u00e3 nghi\u00ean c\u1ee9u th\u00e0nh c\u00f4ng v\u00e0 ch\u1ebf t\u1ea1o m\u1ed9t trong nh\u1eefng thi\u1ebft b\u1ecb l\u00e0m s\u1ea1ch kh\u00ed sinh h\u1ecdc \u0111\u1ea7u ti\u00ean t\u1ea1i Vi\u1ec7t Nam. Thi\u1ebft b\u1ecb n\u00e0y kh\u00f4ng ch\u1ec9 g\u00f3p ph\u1ea7n x\u1eed l\u00fd kh\u00ed […]<\/p>\n","protected":false},"author":1,"featured_media":5798,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_links_to":"","_links_to_target":""},"categories":[101,9],"tags":[2294],"yst_prominent_words":[],"class_list":["post-5797","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-so-huu-tri-tue","category-tin-tuc","tag-thiet-bi-lam-sach-khi-sinh-hoc"],"_links":{"self":[{"href":"https:\/\/wincolaw.com.vn\/vi\/wp-json\/wp\/v2\/posts\/5797","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wincolaw.com.vn\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/wincolaw.com.vn\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/wincolaw.com.vn\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/wincolaw.com.vn\/vi\/wp-json\/wp\/v2\/comments?post=5797"}],"version-history":[{"count":2,"href":"https:\/\/wincolaw.com.vn\/vi\/wp-json\/wp\/v2\/posts\/5797\/revisions"}],"predecessor-version":[{"id":5803,"href":"https:\/\/wincolaw.com.vn\/vi\/wp-json\/wp\/v2\/posts\/5797\/revisions\/5803"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/wincolaw.com.vn\/vi\/wp-json\/wp\/v2\/media\/5798"}],"wp:attachment":[{"href":"https:\/\/wincolaw.com.vn\/vi\/wp-json\/wp\/v2\/media?parent=5797"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wincolaw.com.vn\/vi\/wp-json\/wp\/v2\/categories?post=5797"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wincolaw.com.vn\/vi\/wp-json\/wp\/v2\/tags?post=5797"},{"taxonomy":"yst_prominent_words","embeddable":true,"href":"https:\/\/wincolaw.com.vn\/vi\/wp-json\/wp\/v2\/yst_prominent_words?post=5797"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}