{"id":678799,"date":"2024-09-27T23:19:05","date_gmt":"2024-09-27T22:19:05","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=678799"},"modified":"2024-09-27T23:19:05","modified_gmt":"2024-09-27T22:19:05","slug":"vai-tro-cua-nhiet-trong-qua-trinh-len-men-kombucha-la-gi","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/vi\/vai-tro-cua-nhiet-trong-qua-trinh-len-men-kombucha-la-gi\/","title":{"rendered":"Vai tr\u00f2 c\u1ee7a nhi\u1ec7t trong qu\u00e1 tr\u00ecnh l\u00ean men kombucha l\u00e0 g\u00ec?"},"content":{"rendered":"<p class=\"sidekick\">Vai tr\u00f2 c\u1ee7a nhi\u1ec7t trong qu\u00e1 tr\u00ecnh l\u00ean men kombucha: T\u00ecm hi\u1ec3u c\u00e1ch nhi\u1ec7t \u0111\u1ed9 \u1ea3nh h\u01b0\u1edfng t\u1edbi vi sinh v\u1eadt, qu\u00e1 tr\u00ecnh bi\u1ebfn \u0111\u1ed5i \u0111\u01b0\u1eddng v\u00e0 h\u01b0\u01a1ng v\u1ecb c\u1ee7a kombucha.<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/vai_tro_cua_nhiet_trong_qua_trinh_len_men_kombucha_la_gi.png\" alt=\"Vai tr\u00f2 c\u1ee7a nhi\u1ec7t trong qu\u00e1 tr\u00ecnh l\u00ean men kombucha l\u00e0 g\u00ec?\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>Vai tr\u00f2 c\u1ee7a nhi\u1ec7t trong qu\u00e1 tr\u00ecnh l\u00ean men kombucha l\u00e0 g\u00ec?<\/h2>\n<p>Kombucha l\u00e0 m\u1ed9t lo\u1ea1i \u0111\u1ed3 u\u1ed1ng l\u00ean men \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb tr\u00e0 (th\u01b0\u1eddng l\u00e0 tr\u00e0 \u0111en ho\u1eb7c xanh), \u0111\u01b0\u1eddng, v\u00e0 m\u1ed9t n\u1ec1n v\u0103n h\u00f3a vi sinh k\u1ebft h\u1ee3p g\u1ed3m vi khu\u1ea9n v\u00e0 n\u1ea5m men, g\u1ecdi l\u00e0 SCOBY (Symbiotic Culture of Bacteria and Yeast). Qu\u00e1 tr\u00ecnh l\u00ean men \u0111\u00f2i h\u1ecfi m\u1ed9t m\u00f4i tr\u01b0\u1eddng nhi\u1ec7t \u0111\u1ed9 ph\u00f9 h\u1ee3p \u0111\u1ec3 vi sinh v\u1eadt c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng hi\u1ec7u qu\u1ea3 v\u00e0 s\u1ea3n xu\u1ea5t ra c\u00e1c h\u1ee3p ch\u1ea5t c\u1ea7n thi\u1ebft cho h\u01b0\u01a1ng v\u1ecb v\u00e0 c\u1ea5u tr\u00fac c\u1ee7a kombucha.<\/p>\n<ul>\n<li><b>Nhi\u1ec7t \u0111\u1ed9 l\u00fd t\u01b0\u1edfng:<\/b> Nhi\u1ec7t \u0111\u1ed9 l\u00e0 y\u1ebfu t\u1ed1 quan tr\u1ecdng nh\u1ea5t trong vi\u1ec7c ki\u1ec3m so\u00e1t qu\u00e1 tr\u00ecnh l\u00ean men kombucha. Nhi\u1ec7t \u0111\u1ed9 l\u00fd t\u01b0\u1edfng cho qu\u00e1 tr\u00ecnh n\u00e0y l\u00e0 t\u1eeb 20\u00b0C \u0111\u1ebfn 30\u00b0C (68\u00b0F \u0111\u1ebfn 86\u00b0F). Trong kho\u1ea3ng nhi\u1ec7t \u0111\u1ed9 n\u00e0y, vi khu\u1ea9n v\u00e0 n\u1ea5m men ho\u1ea1t \u0111\u1ed9ng m\u1ea1nh m\u1ebd nh\u1ea5t, t\u1ea1o ra c\u00e1c h\u1ee3p ch\u1ea5t nh\u01b0 acid acetic, acid gluconic, v\u00e0 c\u00e1c lo\u1ea1i kh\u00ed carbon dioxide.<\/li>\n<li><b>Nhi\u1ec7t \u0111\u1ed9 th\u1ea5p:<\/b> N\u1ebfu nhi\u1ec7t \u0111\u1ed9 d\u01b0\u1edbi m\u1ee9c t\u1ed1i \u01b0u, qu\u00e1 tr\u00ecnh l\u00ean men s\u1ebd di\u1ec5n ra ch\u1eadm ch\u1ea1p. Vi sinh v\u1eadt trong SCOBY kh\u00f4ng th\u1ec3 s\u1ea3n xu\u1ea5t ra \u0111\u1ee7 c\u00e1c acid v\u00e0 carbon dioxide, d\u1eabn \u0111\u1ebfn h\u01b0\u01a1ng v\u1ecb kh\u00f4ng \u0111\u00fang v\u00e0 c\u00f3 th\u1ec3 b\u1ecb \u00f4i thiu. Nhi\u1ec7t \u0111\u1ed9 d\u01b0\u1edbi 15\u00b0C (59\u00b0F) th\u01b0\u1eddng d\u1eabn \u0111\u1ebfn ng\u1eebng ho\u00e0n to\u00e0n qu\u00e1 tr\u00ecnh l\u00ean men.<\/li>\n<li><b>Nhi\u1ec7t \u0111\u1ed9 cao:<\/b> Nhi\u1ec7t \u0111\u1ed9 cao h\u01a1n m\u1ee9c l\u00fd t\u01b0\u1edfng (tr\u00ean 30\u00b0C) c\u00f3 th\u1ec3 th\u00fac \u0111\u1ea9y qu\u00e1 tr\u00ecnh l\u00ean men qu\u00e1 nhanh, l\u00e0m cho kombucha tr\u1edf n\u00ean qu\u00e1 chua v\u00e0 m\u1ea5t \u0111i h\u01b0\u01a1ng v\u1ecb c\u00e2n b\u1eb1ng. Ngo\u00e0i ra, nhi\u1ec7t \u0111\u1ed9 cao c\u00f3 th\u1ec3 g\u00e2y ra s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a vi sinh v\u1eadt kh\u00f4ng mong mu\u1ed1n, \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 an to\u00e0n c\u1ee7a s\u1ea3n ph\u1ea9m.<\/li>\n<\/ul>\n<p>Qu\u1ea3n l\u00fd nhi\u1ec7t \u0111\u1ed9 trong qu\u00e1 tr\u00ecnh l\u00ean men kombucha kh\u00f4ng ch\u1ec9 \u0111\u1ea3m b\u1ea3o r\u1eb1ng s\u1ea3n ph\u1ea9m cu\u1ed1i c\u00f9ng c\u00f3 h\u01b0\u01a1ng v\u1ecb nh\u01b0 mong mu\u1ed1n m\u00e0 c\u00f2n \u0111\u1ea3m b\u1ea3o an to\u00e0n th\u1ef1c ph\u1ea9m. V\u00ec v\u1eady, vi\u1ec7c duy tr\u00ec nhi\u1ec7t \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh l\u00e0 r\u1ea5t quan tr\u1ecdng trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t kombucha.<\/p>\n<h2>C\u00e1c ph\u01b0\u01a1ng ph\u00e1p \u0111i\u1ec1u ch\u1ec9nh nhi\u1ec7t \u0111\u1ed9 trong qu\u00e1 tr\u00ecnh l\u00ean men kombucha<\/h2>\n<ol>\n<li><b>S\u1eed d\u1ee5ng nhi\u1ec7t k\u1ebf:<\/b> \u0110\u1ec3 duy tr\u00ec nhi\u1ec7t \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh, ng\u01b0\u1eddi l\u00e0m kombucha th\u01b0\u1eddng s\u1eed d\u1ee5ng nhi\u1ec7t k\u1ebf \u0111\u1ec3 theo d\u00f5i nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng l\u00ean men. N\u1ebfu nhi\u1ec7t \u0111\u1ed9 qu\u00e1 cao ho\u1eb7c qu\u00e1 th\u1ea5p, c\u00e1c bi\u1ec7n ph\u00e1p \u0111i\u1ec1u ch\u1ec9nh s\u1ebd \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n ngay l\u1eadp t\u1ee9c.<\/li>\n<li><b>S\u1eed d\u1ee5ng thi\u1ebft b\u1ecb \u0111i\u1ec1u ch\u1ec9nh nhi\u1ec7t:<\/b> Trong m\u1ed9t s\u1ed1 tr\u01b0\u1eddng h\u1ee3p, ng\u01b0\u1eddi s\u1ea3n xu\u1ea5t c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u00e1c thi\u1ebft b\u1ecb nh\u01b0 t\u1ea5m \u0111\u1ec7m nhi\u1ec7t ho\u1eb7c qu\u1ea1t \u0111\u1ec3 \u0111i\u1ec1u ch\u1ec9nh nhi\u1ec7t \u0111\u1ed9. Nh\u1eefng thi\u1ebft b\u1ecb n\u00e0y gi\u00fap duy tr\u00ec nhi\u1ec7t \u0111\u1ed9 trong kho\u1ea3ng l\u00fd t\u01b0\u1edfng, \u0111\u1ea3m b\u1ea3o r\u1eb1ng qu\u00e1 tr\u00ecnh l\u00ean men di\u1ec5n ra su\u00f4n s\u1ebb.<\/li>\n<li><b>Ch\u1ecdn v\u1ecb tr\u00ed l\u00ean men th\u00edch h\u1ee3p:<\/b> \u0110\u1eb7t b\u00ecnh kombucha \u1edf n\u01a1i c\u00f3 nhi\u1ec7t \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh, tr\u00e1nh ti\u1ebfp x\u00fac tr\u1ef1c ti\u1ebfp v\u1edbi \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi hay kh\u00f4ng gian c\u00f3 thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9 l\u1edbn trong ng\u00e0y. M\u1ed9t c\u0103n ph\u00f2ng \u1ed5n \u0111\u1ecbnh \u1edf kho\u1ea3ng 20\u00b0C \u0111\u1ebfn 25\u00b0C l\u00e0 l\u00fd t\u01b0\u1edfng.<\/li>\n<\/ol>\n<p>B\u1eb1ng c\u00e1ch hi\u1ec3u r\u00f5 v\u00e0 ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9 trong qu\u00e1 tr\u00ecnh l\u00ean men, b\u1ea1n c\u00f3 th\u1ec3 s\u1ea3n xu\u1ea5t ra nh\u1eefng m\u1ebb kombucha th\u01a1m ngon v\u00e0 an to\u00e0n. Nhi\u1ec7t \u0111\u1ed9 kh\u00f4ng ch\u1ec9 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn t\u1ed1c \u0111\u1ed9 l\u00ean men m\u00e0 c\u00f2n \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn h\u01b0\u01a1ng v\u1ecb v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng cu\u1ed1i c\u00f9ng c\u1ee7a s\u1ea3n ph\u1ea9m.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Vai tr\u00f2 c\u1ee7a nhi\u1ec7t trong qu\u00e1 tr\u00ecnh l\u00ean men kombucha: T\u00ecm hi\u1ec3u c\u00e1ch nhi\u1ec7t \u0111\u1ed9 \u1ea3nh h\u01b0\u1edfng t\u1edbi vi sinh v\u1eadt, qu\u00e1 tr\u00ecnh bi\u1ebfn \u0111\u1ed5i \u0111\u01b0\u1eddng v\u00e0 h\u01b0\u01a1ng v\u1ecb c\u1ee7a kombucha.<\/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 site is optimized with the Yoast SEO plugin v15.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Vai tr\u00f2 c\u1ee7a nhi\u1ec7t 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