{"id":683206,"date":"2024-07-23T18:35:51","date_gmt":"2024-07-23T17:35:51","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=683206"},"modified":"2024-07-23T18:35:51","modified_gmt":"2024-07-23T17:35:51","slug":"9-phuong-phap-kiem-soat-nhiet-do-trong-qua-trinh-hoa-hoc","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/vi\/9-phuong-phap-kiem-soat-nhiet-do-trong-qua-trinh-hoa-hoc\/","title":{"rendered":"9 Ph\u01b0\u01a1ng Ph\u00e1p Ki\u1ec3m So\u00e1t Nhi\u1ec7t \u0110\u1ed9 Trong Qu\u00e1 Tr\u00ecnh H\u00f3a H\u1ecdc"},"content":{"rendered":"

9 ph\u01b0\u01a1ng ph\u00e1p ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9 trong qu\u00e1 tr\u00ecnh h\u00f3a h\u1ecdc gi\u00fap \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t v\u00e0 an to\u00e0n nh\u1edd \u1ee9ng d\u1ee5ng k\u1ef9 thu\u1eadt nhi\u1ec7t \u0111\u1ed9ng.<\/p>\n

\"9<\/p>\n

9 Ph\u01b0\u01a1ng Ph\u00e1p Ki\u1ec3m So\u00e1t Nhi\u1ec7t \u0110\u1ed9 Trong Qu\u00e1 Tr\u00ecnh H\u00f3a H\u1ecdc<\/h2>\n

Trong c\u00e1c qu\u00e1 tr\u00ecnh h\u00f3a h\u1ecdc, vi\u1ec7c ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9 \u0111\u00f3ng vai tr\u00f2 r\u1ea5t quan tr\u1ecdng trong vi\u1ec7c \u0111\u1ea3m b\u1ea3o an to\u00e0n, ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m v\u00e0 hi\u1ec7u su\u1ea5t c\u1ee7a qu\u00e1 tr\u00ecnh. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 9 ph\u01b0\u01a1ng ph\u00e1p kh\u00e1c nhau \u0111\u1ec3 ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9 trong qu\u00e1 tr\u00ecnh h\u00f3a h\u1ecdc.<\/p>\n

<\/p>\n

  • 1. S\u1eed D\u1ee5ng \u00c1o \u00c1p Nhi\u1ec7t (Jacketed Vessel)<\/b><\/li>\n

    <\/u1><\/p>\n

    \u00c1o \u00e1p nhi\u1ec7t l\u00e0 m\u1ed9t l\u1edbp b\u00ean ngo\u00e0i b\u1ea3o v\u1ec7 thi\u1ebft b\u1ecb ph\u1ea3n \u1ee9ng, c\u00f3 th\u1ec3 ch\u1ee9a n\u01b0\u1edbc n\u00f3ng, d\u1ea7u nhi\u1ec7t ho\u1eb7c ch\u1ea5t l\u00e0m m\u00e1t \u0111\u1ec3 ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9 b\u00ean trong. \u0110i\u1ec1u n\u00e0y cho ph\u00e9p \u0111i\u1ec1u ch\u1ec9nh nhi\u1ec7t \u0111\u1ed9 c\u1ee7a ph\u1ea3n \u1ee9ng b\u1eb1ng c\u00e1ch thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9 ch\u1ea5t l\u1ecfng trong \u00e1o \u00e1p nhi\u1ec7t.<\/p>\n

    <\/p>\n

  • 2. Trao \u0110\u1ed5i Nhi\u1ec7t<\/b><\/li>\n

    <\/u1><\/p>\n

    Trao \u0111\u1ed5i nhi\u1ec7t l\u00e0 qu\u00e1 tr\u00ecnh chuy\u1ec3n nhi\u1ec7t t\u1eeb qu\u00e1 tr\u00ecnh n\u00f3ng sang qu\u00e1 tr\u00ecnh l\u1ea1nh ho\u1eb7c ng\u01b0\u1ee3c l\u1ea1i. C\u00e1c thi\u1ebft b\u1ecb trao \u0111\u1ed5i nhi\u1ec7t nh\u01b0 \u1ed1ng trao \u0111\u1ed5i nhi\u1ec7t ho\u1eb7c t\u1ea5m trao \u0111\u1ed5i nhi\u1ec7t th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00f4ng nghi\u1ec7p \u0111\u1ec3 duy tr\u00ec nhi\u1ec7t \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh v\u00e0 ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng.<\/p>\n

    <\/p>\n

  • 3. S\u1eed D\u1ee5ng Ch\u1ea5t L\u00e0m L\u1ea1nh<\/b><\/li>\n

    <\/u1><\/p>\n

    Ch\u1ea5t l\u00e0m l\u1ea1nh \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 h\u1ea1 nhi\u1ec7t \u0111\u1ed9 c\u1ee7a qu\u00e1 tr\u00ecnh h\u00f3a h\u1ecdc b\u1eb1ng c\u00e1ch h\u1ea5p th\u1ee5 nhi\u1ec7t. C\u00e1c h\u1ec7 th\u1ed1ng l\u00e0m l\u1ea1nh c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng kh\u00ed l\u00e0m l\u1ea1nh nh\u01b0 amonia ho\u1eb7c Freon \u0111\u1ec3 duy tr\u00ec nhi\u1ec7t \u0111\u1ed9 y\u00eau c\u1ea7u.<\/p>\n

    <\/p>\n

  • 4. \u0110i\u1ec1u Khi\u1ec3n PID<\/b><\/li>\n

    <\/u1><\/p>\n

    \u0110i\u1ec1u khi\u1ec3n PID (Proportional-Integral-Derivative) l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p \u0111i\u1ec1u ch\u1ec9nh t\u1ef1 \u0111\u1ed9ng \u0111\u1ec3 duy tr\u00ec nhi\u1ec7t \u0111\u1ed9 \u1edf m\u1ee9c mong mu\u1ed1n b\u1eb1ng c\u00e1ch \u0111i\u1ec1u ch\u1ec9nh li\u00ean t\u1ee5c. B\u1ed9 \u0111i\u1ec1u khi\u1ec3n PID c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh van, m\u00e1y b\u01a1m ho\u1eb7c ngu\u1ed3n nhi\u1ec7t \u0111\u1ec3 gi\u1eef nhi\u1ec7t \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh.<\/p>\n

    <\/p>\n

  • 5. L\u00f2 X\u00f4ng H\u01a1i (Steam Heating)<\/b><\/li>\n

    <\/u1><\/p>\n

    L\u00f2 x\u00f4ng h\u01a1i s\u1eed d\u1ee5ng h\u01a1i n\u01b0\u1edbc \u0111\u1ec3 gia nhi\u1ec7t cho qu\u00e1 tr\u00ecnh h\u00f3a h\u1ecdc. H\u01a1i n\u01b0\u1edbc c\u00f3 nhi\u1ec7t \u0111\u1ed9 cao c\u00f3 th\u1ec3 truy\u1ec1n nhi\u1ec7t hi\u1ec7u qu\u1ea3 v\u00e0 nhanh ch\u00f3ng, \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i \u0111\u1ec3 gia nhi\u1ec7t trong c\u00f4ng nghi\u1ec7p h\u00f3a ch\u1ea5t.<\/p>\n

    <\/p>\n

  • 6. S\u1eed D\u1ee5ng \u0110i\u1ec7n Tr\u1edf (Electrical Heating)<\/b><\/li>\n

    <\/u1><\/p>\n

    S\u1eed d\u1ee5ng \u0111i\u1ec7n tr\u1edf l\u00e0 c\u00e1ch ph\u1ed5 bi\u1ebfn \u0111\u1ec3 gia nhi\u1ec7t b\u1eb1ng \u0111i\u1ec7n. C\u00e1c thanh \u0111i\u1ec7n tr\u1edf \u0111\u01b0\u1ee3c \u0111\u1eb7t trong ho\u1eb7c ngo\u00e0i thi\u1ebft b\u1ecb ph\u1ea3n \u1ee9ng \u0111\u1ec3 ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9. \u0110i\u1ec1u n\u00e0y \u0111\u1eb7c bi\u1ec7t hi\u1ec7u qu\u1ea3 cho c\u00e1c thi\u1ebft b\u1ecb nh\u1ecf ho\u1eb7c trong ph\u00f2ng th\u00ed nghi\u1ec7m.<\/p>\n

    <\/p>\n

  • 7. S\u1eed D\u1ee5ng V\u1eadt Li\u1ec7u C\u00e1ch Nhi\u1ec7t<\/b><\/li>\n

    <\/u1><\/p>\n

    V\u1eadt li\u1ec7u c\u00e1ch nhi\u1ec7t \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 gi\u1ea3m thi\u1ec3u m\u1ea5t m\u00e1t nhi\u1ec7t v\u00e0 duy tr\u00ec nhi\u1ec7t \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh. C\u00e1c v\u1eadt li\u1ec7u nh\u01b0 b\u00f4ng th\u1ee7y tinh, ceramic ho\u1eb7c ch\u1ea5t c\u00e1ch nhi\u1ec7t Polyurethane th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 bao b\u1ecdc xung quanh c\u00e1c thi\u1ebft b\u1ecb v\u00e0 \u0111\u01b0\u1eddng \u1ed1ng.<\/p>\n

    <\/p>\n

  • 8. Ph\u1ee5 Gia H\u00f3a H\u1ecdc<\/b><\/li>\n

    <\/u1><\/p>\n

    M\u1ed9t s\u1ed1 ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc y\u00eau c\u1ea7u ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9 ch\u00ednh x\u00e1c c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng ph\u1ee5 gia h\u00f3a h\u1ecdc. Nh\u1eefng ph\u1ee5 gia n\u00e0y c\u00f3 th\u1ec3 t\u00e1c \u0111\u1ed9ng \u0111\u1ebfn nhi\u1ec7t \u0111\u1ed9 qua vi\u1ec7c \u0111i\u1ec1u ch\u1ec9nh t\u1ed1c \u0111\u1ed9 ph\u1ea3n \u1ee9ng ho\u1eb7c t\u1ea1o \u0111i\u1ec1u ki\u1ec7n ph\u1ea3n \u1ee9ng x\u1ea3y ra t\u1ea1i nhi\u1ec7t \u0111\u1ed9 th\u1ea5p h\u01a1n ho\u1eb7c cao h\u01a1n.<\/p>\n

    <\/p>\n

  • 9. H\u1ec7 Th\u1ed1ng T\u1ef1 \u0110\u1ed9ng H\u00f3a I&O (Instrumentation and Orchestration)<\/b><\/li>\n

    <\/u1><\/p>\n

    H\u1ec7 th\u1ed1ng t\u1ef1 \u0111\u1ed9ng h\u00f3a I&O s\u1eed d\u1ee5ng c\u00e1c c\u1ea3m bi\u1ebfn v\u00e0 b\u1ed9 \u0111i\u1ec1u khi\u1ec3n \u0111\u1ec3 gi\u00e1m s\u00e1t v\u00e0 \u0111i\u1ec1u ch\u1ec9nh nhi\u1ec7t \u0111\u1ed9 li\u00ean t\u1ee5c. H\u1ec7 th\u1ed1ng n\u00e0y c\u00f3 th\u1ec3 bao g\u1ed3m c\u1ea3m bi\u1ebfn nhi\u1ec7t \u0111\u1ed9, \u00e1p su\u1ea5t v\u00e0 c\u00e1c b\u1ed9 \u0111i\u1ec1u khi\u1ec3n logic \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o qu\u00e1 tr\u00ecnh duy tr\u00ec nhi\u1ec7t \u0111\u1ed9 trong d\u1ea3i y\u00eau c\u1ea7u.<\/p>\n

    Vi\u1ec7c \u00e1p d\u1ee5ng c\u00e1c ph\u01b0\u01a1ng ph\u00e1p ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9 n\u00e0y gi\u00fap \u0111\u1ea3m b\u1ea3o qu\u00e1 tr\u00ecnh h\u00f3a h\u1ecdc di\u1ec5n ra hi\u1ec7u qu\u1ea3 v\u00e0 an to\u00e0n. S\u1ef1 l\u1ef1a ch\u1ecdn ph\u01b0\u01a1ng ph\u00e1p ph\u00f9 h\u1ee3p ph\u1ee5 thu\u1ed9c v\u00e0o lo\u1ea1i ph\u1ea3n \u1ee9ng, y\u00eau c\u1ea7u nhi\u1ec7t \u0111\u1ed9 v\u00e0 \u0111i\u1ec1u ki\u1ec7n ho\u1ea1t \u0111\u1ed9ng c\u1ee7a h\u1ec7 th\u1ed1ng.<\/p>\n","protected":false},"excerpt":{"rendered":"

    9 ph\u01b0\u01a1ng ph\u00e1p ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9 trong qu\u00e1 tr\u00ecnh h\u00f3a h\u1ecdc gi\u00fap \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t v\u00e0 an to\u00e0n nh\u1edd \u1ee9ng d\u1ee5ng k\u1ef9 thu\u1eadt nhi\u1ec7t \u0111\u1ed9ng.<\/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":"\n9 Ph\u01b0\u01a1ng Ph\u00e1p Ki\u1ec3m So\u00e1t Nhi\u1ec7t \u0110\u1ed9 Trong Qu\u00e1 Tr\u00ecnh H\u00f3a H\u1ecdc<\/title>\n<meta name=\"description\" content=\"9 ph\u01b0\u01a1ng ph\u00e1p ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9 trong qu\u00e1 tr\u00ecnh h\u00f3a h\u1ecdc gi\u00fap \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t v\u00e0 an to\u00e0n nh\u1edd \u1ee9ng d\u1ee5ng k\u1ef9 thu\u1eadt nhi\u1ec7t \u0111\u1ed9ng.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.thermal-engineering.org\/vi\/9-phuong-phap-kiem-soat-nhiet-do-trong-qua-trinh-hoa-hoc\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"9 Ph\u01b0\u01a1ng Ph\u00e1p Ki\u1ec3m So\u00e1t Nhi\u1ec7t \u0110\u1ed9 Trong Qu\u00e1 Tr\u00ecnh H\u00f3a H\u1ecdc\" \/>\n<meta property=\"og:description\" content=\"9 ph\u01b0\u01a1ng ph\u00e1p ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9 trong qu\u00e1 tr\u00ecnh h\u00f3a h\u1ecdc gi\u00fap \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t v\u00e0 an to\u00e0n nh\u1edd \u1ee9ng d\u1ee5ng k\u1ef9 thu\u1eadt nhi\u1ec7t \u0111\u1ed9ng.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.thermal-engineering.org\/vi\/9-phuong-phap-kiem-soat-nhiet-do-trong-qua-trinh-hoa-hoc\/\" \/>\n<meta property=\"og:site_name\" content=\"Thermal Engineering\" \/>\n<meta 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H\\u1ecdc\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.thermal-engineering.org\/vi\/9-phuong-phap-kiem-soat-nhiet-do-trong-qua-trinh-hoa-hoc\/#webpage\",\"url\":\"https:\/\/www.thermal-engineering.org\/vi\/9-phuong-phap-kiem-soat-nhiet-do-trong-qua-trinh-hoa-hoc\/\",\"name\":\"9 Ph\\u01b0\\u01a1ng Ph\\u00e1p Ki\\u1ec3m So\\u00e1t Nhi\\u1ec7t \\u0110\\u1ed9 Trong Qu\\u00e1 Tr\\u00ecnh H\\u00f3a H\\u1ecdc\",\"isPartOf\":{\"@id\":\"https:\/\/www.thermal-engineering.org\/fr\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.thermal-engineering.org\/vi\/9-phuong-phap-kiem-soat-nhiet-do-trong-qua-trinh-hoa-hoc\/#primaryimage\"},\"datePublished\":\"2024-07-23T17:35:51+00:00\",\"dateModified\":\"2024-07-23T17:35:51+00:00\",\"author\":{\"@id\":\"https:\/\/www.thermal-engineering.org\/fr\/#\/schema\/person\/e8c544db9afedaec8574d6464f9398bb\"},\"description\":\"9 ph\\u01b0\\u01a1ng ph\\u00e1p ki\\u1ec3m so\\u00e1t nhi\\u1ec7t \\u0111\\u1ed9 trong qu\\u00e1 tr\\u00ecnh h\\u00f3a 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