{"id":5635,"date":"2024-09-18T16:02:19","date_gmt":"2024-09-18T09:02:19","guid":{"rendered":"https:\/\/vietnamcoffeeunited.com\/?p=5635"},"modified":"2024-11-09T14:00:53","modified_gmt":"2024-11-09T07:00:53","slug":"first-crack-in-coffee-roasting","status":"publish","type":"post","link":"https:\/\/vietnamcoffeeunited.com\/vi\/first-crack-in-coffee-roasting\/","title":{"rendered":"First Crack \u2013 Ti\u1ebfng n\u1ed5 \u0111\u1ea7u ti\u00ean trong rang c\u00e0 ph\u00ea"},"content":{"rendered":"

First Crack \u2013 Ti\u1ebfng n\u1ed5 \u0111\u1ea7u ti\u00ean trong rang c\u00e0 ph\u00ea<\/strong><\/h2>\n

First Crack l\u00e0 g\u00ec?<\/strong><\/h3>\n

First Crack<\/strong> l\u00e0 thu\u1eadt ng\u1eef quan tr\u1ecdng trong rang c\u00e0 ph\u00ea. \u0110\u00e2y \u0111\u01b0\u1ee3c xem nh\u01b0 l\u00e0 kho\u1ea3nh kh\u1eafc quan tr\u1ecdng, m\u1ed9t t\u00edn hi\u1ec7u hay m\u1ed9t ti\u1ebfng chu\u00f4ng \u0111\u1ec3 Roaster nh\u1eadn bi\u1ebft m\u1ee9c rang.<\/p>\n

First Crack c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 ti\u1ebfng n\u1ed5 \u0111\u1ea7u ti\u00ean hay v\u1ebft n\u1ee9t \u0111\u1ea7u ti\u00ean, di\u1ec5n ra \u1edf kho\u1ea3ng 196 \u0111\u1ed9 C, \u0111\u00e1nh d\u1ea5u bi\u1ebfn \u0111\u1ed5i quan tr\u1ecdng c\u1ee7a h\u1ea1t c\u00e0 ph\u00ea. \u1ede kho\u1ea3nh kh\u1eafc n\u00e0y, m\u1ed9t l\u01b0\u1ee3ng l\u1edbn \u0111\u1ed9 \u1ea9m c\u1ee7a h\u1ea1t c\u00e0 ph\u00ea b\u1ecb bay h\u01a1i v\u00e0 h\u1ea1t c\u00e0 s\u1ebd gia t\u0103ng k\u00edch th\u01b0\u1edbc. Hay hi\u1ec3u r\u1eb1ng h\u1ea1t c\u00e0 b\u1eaft \u0111\u1ea7u ti\u1ebfp c\u1eadn kh\u1ea3 n\u0103ng pha ch\u1ebf \u0111\u01b0\u1ee3c.<\/p>\n

\u0110\u1ed1i v\u1edbi v\u1ebft n\u1ee9t \u0111\u1ea7u ti\u00ean, \u0111\u00e2y l\u00e0 ph\u1ea3n \u1ee9ng t\u1ecfa nhi\u1ec7t, c\u00f3 th\u1ec3 mi\u00eau t\u1ea3 nh\u01b0 sau: h\u1ea1t c\u00e0 ph\u00ea gi\u1ea3i ph\u00f3ng n\u0103ng l\u01b0\u1ee3ng d\u01b0\u1edbi d\u1ea1ng h\u01a1i n\u01b0\u1edbc, c\u00f9ng v\u1edbi carbon dioxide. H\u1ea1t c\u00e0 t\u0103ng g\u1ea7n g\u1ea5p \u0111\u00f4i k\u00edch th\u01b0\u1edbc v\u00e0 gi\u1ea3i ph\u00f3ng ph\u1ea7n l\u1edbn l\u1edbp v\u1ecf b\u1ea1c c\u1ee7a ch\u00fang nh\u01b0ng v\u1eabn ch\u01b0a xu\u1ea5t hi\u1ec7n d\u1ea7u tr\u00ean b\u1ec1 m\u1eb7t (lipid).<\/p>\n

N\u1ebfu l\u00e0 m\u1ed9t Roaster, \u0111\u1eebng qu\u00ean ghi ch\u00e9p \u0111\u1ea7y \u0111\u1ee7 v\u1ec1 nh\u1eefng crack v\u00e0o h\u1ed3 s\u01a1 rang nh\u00e9.<\/p>\n

\"First
First Crack in Coffee Roasting<\/figcaption><\/figure>\n

C\u00e1ch nh\u1eadn ra Crack \u0111\u1ea7u ti\u00ean v\u00e0 th\u1ee9 hai?<\/strong><\/h3>\n

C\u00f3 2 c\u00e1ch \u0111\u1ec3 nh\u1eadn ra \u0111\u00f3 l\u00e0 d\u1ef1a tr\u00ean th\u00ednh gi\u00e1c v\u00e0 quan s\u00e1t c\u1ea5u tr\u00fac h\u1ea1t c\u00e0 ph\u00ea. Khi h\u1ea1t c\u00e0 ph\u00ea \u0111\u1ee7 n\u00f3ng v\u00e0 n\u01b0\u1edbc trong h\u1ea1t b\u1eaft \u0111\u1ea7u bay h\u01a1i. H\u01a1i \u1ea9m t\u00edch t\u1ee5 v\u00e0 l\u00e0m t\u0103ng \u00e1p l\u1ef1c b\u00ean trong h\u1ea1t, l\u00e0m cho h\u1ea1t c\u00e0 ph\u00ea n\u1ee9t v\u00e0 s\u1ebd nghe c\u00e1c ti\u1ebfng l\u1ee5p b\u1ee5p.<\/p>\n

T\u1eeb khi xu\u1ea5t hi\u1ec7n first crack<\/strong> \u0111\u1ebfn khi k\u1ebft th\u00fac qu\u00e1 tr\u00ecnh rang s\u1ebd chi\u1ebfm kho\u1ea3ng 10 \u2013 35% t\u1ed5ng th\u1eddi gian rang. T\u1ef7 l\u1ec7 n\u00e0y t\u01b0\u01a1ng \u0111\u01b0\u01a1ng t\u1eeb m\u1ee9c Light - Dark. B\u1ea1n c\u0169ng l\u01b0u \u00fd r\u1eb1ng, % n\u00e0y kh\u00f4ng c\u1ed1 \u0111\u1ecbnh, b\u1edfi c\u00f2n t\u00f9y thu\u1ed9c v\u00e0o nhi\u1ec7t \u0111\u1ed9 cung c\u1ea5p c\u0169ng nh\u01b0 t\u1ed5ng th\u1eddi gian c\u1ee7a m\u1ebb rang.<\/p>\n

\"First
First crack and Second Crack<\/figcaption><\/figure>\n

T\u1ea1i sao ti\u1ebfng n\u1ed5 \u0111\u1ea7u ti\u00ean quan tr\u1ecdng?<\/strong><\/h3>\n

Qu\u00e1 tr\u00ecnh rang khi\u1ebfn h\u1ea1t c\u00e0 ph\u00ea ph\u1ea3i tr\u1ea3i qua v\u00f4 s\u1ed1 s\u1ef1 bi\u1ebfn \u0111\u1ed5i h\u00f3a h\u1ecdc<\/a> v\u00e0 bi\u1ebfn \u0111\u1ed5i v\u1eadt l\u00fd m\u1ed9t c\u00e1ch li\u00ean t\u1ee5c nh\u01b0 chuy\u1ec3n m\u00e0u, m\u1ea5t kh\u1ed1i l\u01b0\u1ee3ng, t\u0103ng k\u00edch th\u01b0\u1edbc, gi\u1ea3i ph\u00f3ng lipid\u2026 V\u00e0 quan tr\u1ecdng nh\u1ea5t l\u00e0 first crack, second crack.<\/p>\n

\u0110\u1ed1i v\u1edbi v\u1ebft n\u1ee9t \u0111\u1ea7u ti\u00ean, hi\u1ec3u n\u00f4m na r\u1eb1ng c\u00e0 ph\u00ea \u0111ang ti\u1ebfp c\u1eadn \u0111\u1ebfn giai \u0111o\u1ea1n c\u00f3 th\u1ec3 pha ch\u1ebf. Vi\u1ec7c c\u1ee7a Roaster l\u00e0 t\u1eadp trung ch\u1ecdn m\u1ed9t \u0111i\u1ec3m d\u1eebng \u0111\u1ec3 k\u1ebft th\u00fac qu\u00e1 tr\u00ecnh, nghi\u00ean c\u1ee9u \u0111\u1ec3 h\u1ea1t c\u00e0 ph\u00ea ph\u00e1t tri\u1ec3n t\u1ed1i \u0111a h\u01b0\u01a1ng th\u01a1m, v\u1ecb v\u00e0 m\u00e0u s\u1eafc.<\/p>\n

H\u00e3y nh\u1edb r\u1eb1ng, \u0111\u1ec3 tr\u1edf th\u00e0nh m\u1ed9t th\u1ee3 rang c\u00e0 ph\u00ea chuy\u00ean nghi\u1ec7p, b\u1ea1n c\u1ea7n m\u1ea5t r\u1ea5t nhi\u1ec1u th\u1eddi gian \u0111\u1ec3 h\u1ecdc l\u00fd thuy\u1ebft, th\u1ef1c h\u00e0nh v\u00e0 nghi\u00ean c\u1ee9u. \u0110\u1eebng qu\u00e1 th\u1ea5t v\u1ecdng n\u1ebfu c\u00f3 \u0111\u00f4i l\u1ea7n th\u1ea5t b\u1ea1i.<\/p>\n

\"Roasted
C\u00e0 ph\u00ea h\u1ea1t rang<\/figcaption><\/figure>\n
\n
\n

Th\u00f4ng tin li\u00ean h\u1ec7<\/strong><\/h3>\n

C\u00f4ng ty C\u1ed5 ph\u1ea7n VCU (VCU JSC)<\/strong><\/a><\/p>\n

\u0110\u1ecba ch\u1ec9:<\/strong>
\n\u2013\u00a0C\u01a1 s\u1edf rang:<\/strong>\u00a0T\u1ed5 d\u00e2n Ph\u1ed1 6, th\u1ecb tr\u1ea5n Ch\u01b0 Pr\u00f4ng, huy\u1ec7n Ch\u01b0 Pr\u00f4ng, t\u1ec9nh Gia Lai
\n\u2013\u00a0C\u01a1 s\u1edf c\u00e0 ph\u00ea nh\u00e2n xanh:<\/strong>\u00a0X\u00e3 Ia Der, Huy\u1ec7n Ia Grai, T\u1ec9nh Gia Lai<\/p>\n

\u2013\u00a0Hotline:\u00a0<\/strong><\/span>+84 941 203 879<\/p>\n

\u2013\u00a0Fanpage:\u00a0VCU \u2013 Vietnam Coffee United<\/a><\/strong><\/p>\n

\u2013\u00a0Email:<\/strong>\u00a0info@vietnamcoffeeunited.com<\/span><\/p>\n<\/div>\n<\/div>\n

\n
\n
———————————<\/div>\n<\/div>\n<\/div>\n

Ngu\u1ed3n tham kh\u1ea3o: perfectdailygrind.com<\/p>","protected":false},"excerpt":{"rendered":"

First Crack \u2013 The First Pop in Coffee Roasting What is First Crack? First Crack is a crucial term in coffee roasting. It\u2019s considered a pivotal moment, a signal, or a cue for roasters to recognize the roast level. Also known as the first pop or first crack, it occurs at around 196\u00b0C (385\u00b0F) and […]<\/p>","protected":false},"author":171,"featured_media":5636,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[283,379,292,293,377,368,380,381,378,278,280,302],"_links":{"self":[{"href":"https:\/\/vietnamcoffeeunited.com\/vi\/wp-json\/wp\/v2\/posts\/5635"}],"collection":[{"href":"https:\/\/vietnamcoffeeunited.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vietnamcoffeeunited.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vietnamcoffeeunited.com\/vi\/wp-json\/wp\/v2\/users\/171"}],"replies":[{"embeddable":true,"href":"https:\/\/vietnamcoffeeunited.com\/vi\/wp-json\/wp\/v2\/comments?post=5635"}],"version-history":[{"count":1,"href":"https:\/\/vietnamcoffeeunited.com\/vi\/wp-json\/wp\/v2\/posts\/5635\/revisions"}],"predecessor-version":[{"id":5639,"href":"https:\/\/vietnamcoffeeunited.com\/vi\/wp-json\/wp\/v2\/posts\/5635\/revisions\/5639"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vietnamcoffeeunited.com\/vi\/wp-json\/wp\/v2\/media\/5636"}],"wp:attachment":[{"href":"https:\/\/vietnamcoffeeunited.com\/vi\/wp-json\/wp\/v2\/media?parent=5635"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vietnamcoffeeunited.com\/vi\/wp-json\/wp\/v2\/categories?post=5635"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vietnamcoffeeunited.com\/vi\/wp-json\/wp\/v2\/tags?post=5635"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}