{"id":1808,"date":"2026-03-21T12:34:56","date_gmt":"2026-03-21T05:34:56","guid":{"rendered":"https:\/\/inoxcuongthinh.com\/ong-inox-vi-sinh-tieu-chuan-lap-dat-khong-moi-chet\/"},"modified":"2026-03-21T12:34:56","modified_gmt":"2026-03-21T05:34:56","slug":"ong-inox-vi-sinh-tieu-chuan-lap-dat-khong-moi-chet","status":"publish","type":"post","link":"https:\/\/inoxcuongthinh.com\/ong-inox-vi-sinh-tieu-chuan-lap-dat-khong-moi-chet\/","title":{"rendered":"\u1ed0ng inox vi sinh: ti\u00eau chu\u1ea9n &#038; l\u1eafp \u0111\u1eb7t kh\u00f4ng m\u1ed1i ch\u1ebft"},"content":{"rendered":"<div class=\"custom-toc\">\n<h3>N\u1ed9i dung ch\u00ednh<\/h3>\n<ul>\n<li><a href=\"#toc-0-vi-sao-khong-moi-chet-la-bat-buoc-trong-duong-ong-\">V\u00ec sao \u201ckh\u00f4ng m\u1ed1i ch\u1ebft\u201d l\u00e0 b\u1eaft bu\u1ed9c trong \u0111\u01b0\u1eddng \u1ed1ng vi sinh<\/a><\/li>\n<li><a href=\"#toc-1-cac-tieu-chuan-cot-loi-can-ap-dung\">C\u00e1c ti\u00eau chu\u1ea9n c\u1ed1t l\u00f5i c\u1ea7n \u00e1p d\u1ee5ng<\/a><\/li>\n<li><a href=\"#toc-2-thiet-ke-khong-moi-chet-nguyen-tac-then-chot\">Thi\u1ebft k\u1ebf \u201ckh\u00f4ng m\u1ed1i ch\u1ebft\u201d: nguy\u00ean t\u1eafc then ch\u1ed1t<\/a><\/li>\n<li><a href=\"#toc-3-ky-thuat-han-vi-sinh-dat-chuan-orbital-welding\">K\u1ef9 thu\u1eadt h\u00e0n vi sinh \u0111\u1ea1t chu\u1ea9n (orbital welding)<\/a><\/li>\n<li><a href=\"#toc-4-lap-dat-phu-kien-clamp-va-gioang-dung-cach\">L\u1eafp \u0111\u1eb7t ph\u1ee5 ki\u1ec7n clamp v\u00e0 gio\u0103ng \u0111\u00fang c\u00e1ch<\/a><\/li>\n<li><a href=\"#toc-5-lam-sach-thu-kin-va-nghiem-thu\">L\u00e0m s\u1ea1ch, th\u1eed k\u00edn v\u00e0 nghi\u1ec7m thu<\/a><\/li>\n<li><a href=\"#toc-6-khoang-cach-goi-do-rung-dong-va-ve-sinh-ben-ngoai\">Kho\u1ea3ng c\u00e1ch g\u1ed1i \u0111\u1ee1, rung \u0111\u1ed9ng v\u00e0 v\u1ec7 sinh b\u00ean ngo\u00e0i<\/a><\/li>\n<li><a href=\"#toc-7-loi-pho-bien-va-cach-tranh\">L\u1ed7i ph\u1ed5 bi\u1ebfn v\u00e0 c\u00e1ch tr\u00e1nh<\/a><\/li>\n<li><a href=\"#toc-8-vi-du-cau-hinh-chuan-cho-hai-ung-dung-dien-hinh\">V\u00ed d\u1ee5 c\u1ea5u h\u00ecnh chu\u1ea9n cho hai \u1ee9ng d\u1ee5ng \u0111i\u1ec3n h\u00ecnh<\/a><\/li>\n<li><a href=\"#toc-9-tai-lieu-tham-khao-chinh\">T\u00e0i li\u1ec7u tham kh\u1ea3o ch\u00ednh<\/a><\/li>\n<li><a href=\"#toc-10-khi-nao-nen-chon-316lep-thay-vi-304\">Khi n\u00e0o n\u00ean ch\u1ecdn 316L\/EP thay v\u00ec 304<\/a><\/li>\n<li><a href=\"#toc-11-ket-luan\">K\u1ebft lu\u1eadn<\/a><\/li>\n<\/ul>\n<\/div>\n<p>Trong c\u00f4ng nghi\u1ec7p s\u1ea1ch (th\u1ef1c ph\u1ea9m, y t\u1ebf, d\u01b0\u1ee3c ph\u1ea9m), \u1ed1ng v\u00e0 ph\u1ee5 ki\u1ec7n inox vi sinh l\u00e0 \u201c\u0111\u01b0\u1eddng m\u00e1u\u201d c\u1ee7a h\u1ec7 th\u1ed1ng quy tr\u00ecnh. Thi\u1ebft k\u1ebf v\u00e0 l\u1eafp \u0111\u1eb7t \u201ckh\u00f4ng m\u1ed1i ch\u1ebft\u201d (kh\u00f4ng t\u1ea1o \u0111i\u1ec3m t\u00f9 \u0111\u1ecdng, d\u1ec5 l\u00e0m s\u1ea1ch, t\u1ef1 tho\u00e1t n\u01b0\u1edbc) quy\u1ebft \u0111\u1ecbnh tr\u1ef1c ti\u1ebfp \u0111\u1ebfn an to\u00e0n vi sinh, kh\u1ea3 n\u0103ng CIP\/SIP v\u00e0 tu\u1ed5i th\u1ecd thi\u1ebft b\u1ecb. B\u00e0i vi\u1ebft n\u00e0y cung c\u1ea5p ti\u00eau chu\u1ea9n, ti\u00eau ch\u00ed ch\u1ecdn v\u1eadt li\u1ec7u v\u00e0 quy tr\u00ecnh l\u1eafp \u0111\u1eb7t\/ki\u1ec3m so\u00e1t k\u1ef9 thu\u1eadt \u0111\u1ec3 \u0111\u1ea1t h\u1ec7 \u0111\u01b0\u1eddng \u1ed1ng vi sinh chu\u1ea9n qu\u1ed1c t\u1ebf, c\u00f3 th\u1ec3 d\u00f9ng ngay l\u00e0m SPEC d\u1ef1 \u00e1n.<\/p>\n<h2 id=\"toc-0-vi-sao-khong-moi-chet-la-bat-buoc-trong-duong-ong-\">V\u00ec sao \u201ckh\u00f4ng m\u1ed1i ch\u1ebft\u201d l\u00e0 b\u1eaft bu\u1ed9c trong \u0111\u01b0\u1eddng \u1ed1ng vi sinh<\/h2>\n<p>&#8211; Ng\u0103n t\u00edch t\u1ee5 c\u1eb7n v\u00e0 biofilm: b\u1ea5t k\u1ef3 \u201c\u1ed5 g\u00e0\u201d hay ch\u1ea3y ng\u01b0\u1ee3c \u0111\u1ec1u l\u00e0 \u0111i\u1ec3m c\u01b0 tr\u00fa c\u1ee7a vi sinh, l\u00e0m th\u1ea5t b\u1ea1i CIP\/SIP, g\u00e2y l\u00f4 h\u1ecfng.<br \/>\n&#8211; B\u1ea3o to\u00e0n b\u1ec1 m\u1eb7t th\u1ee5 \u0111\u1ed9ng inox: m\u1ed1i h\u00e0n x\u1ea5u, x\u1ec9 h\u00e0n, m\u00e0u nhi\u1ec7t s\u1ebd ph\u00e1 m\u00e0ng th\u1ee5 \u0111\u1ed9ng, th\u00fac \u0111\u1ea9y \u0103n m\u00f2n k\u1ebd v\u00e0 pitting.<br \/>\n&#8211; Tu\u00e2n th\u1ee7 ki\u1ec3m \u0111\u1ecbnh: chu\u1ea9n ASME BPE\/3-A\/EHEDG y\u00eau c\u1ea7u \u0111\u1ed9 d\u1ed1c tho\u00e1t, t\u1ec9 l\u1ec7 dead-leg nh\u1ecf, b\u1ec1 m\u1eb7t Ra th\u1ea5p v\u00e0 h\u1ed3 s\u01a1 truy xu\u1ea5t v\u1eadt li\u1ec7u \u0111\u1ea7y \u0111\u1ee7.<\/p>\n<h2 id=\"toc-1-cac-tieu-chuan-cot-loi-can-ap-dung\">C\u00e1c ti\u00eau chu\u1ea9n c\u1ed1t l\u00f5i c\u1ea7n \u00e1p d\u1ee5ng<\/h2>\n<h3>\u1ed0ng v\u00e0 b\u1ec1 m\u1eb7t<\/h3>\n<p>&#8211; ASTM A270 (\u0111\u1eb7c bi\u1ec7t A270 S2 cho \u1ed1ng vi sinh), ASTM A269 cho \u1ed1ng m\u1ecfng h\u00e0n\/TIG; EN 10357 (thay th\u1ebf ISO 2037) d\u00f9ng cho th\u1ef1c ph\u1ea9m\/h\u00f3a ch\u1ea5t; DIN 11866 (series A\/B\/C t\u01b0\u01a1ng th\u00edch ISO\/DIN\/ASME BPE).<br \/>\n&#8211; Y\u00eau c\u1ea7u b\u1ec1 m\u1eb7t b\u00ean trong: Ra \u2264 0,8 \u03bcm cho \u0111a s\u1ed1 \u1ee9ng d\u1ee5ng th\u1ef1c ph\u1ea9m; d\u01b0\u1ee3c ph\u1ea9m th\u01b0\u1eddng y\u00eau c\u1ea7u Ra \u2264 0,5 \u03bcm. \u0110i\u1ec7n \u0111\u00e1nh b\u00f3ng (EP) c\u00f3 th\u1ec3 \u0111\u1ea1t ~0,38 \u03bcm v\u00e0 c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng l\u00e0m s\u1ea1ch.<br \/>\n&#8211; Ph\u00e2n h\u1ea1ng b\u1ec1 m\u1eb7t ASME BPE (v\u00ed d\u1ee5): SF1 = m\u00e0i c\u01a1 Ra 0,5 \u03bcm; SF4 = EP Ra 0,38 \u03bcm.<\/p>\n<h3>Ph\u1ee5 ki\u1ec7n, k\u1ebft n\u1ed1i<\/h3>\n<p>&#8211; Fittings theo ASME BPE ho\u1eb7c 3-A SSI: c\u00fat b\u00e1n k\u00ednh d\u00e0i, t\u00ea \u201cswept\u201d, gi\u1ea3m \u0111\u1ed3ng t\u00e2m, ferrule h\u00e0n m\u00f9, vi\u1ec1n v\u00e1t ph\u00f9 h\u1ee3p h\u00e0n qu\u1ef9 \u0111\u1ea1o.<br \/>\n&#8211; K\u1eb9p clamp chu\u1ea9n ISO 2852 (Tri\u2011Clamp) ho\u1eb7c DIN 32676; \u01b0u ti\u00ean m\u1ed1i h\u00e0n butt-weld thay v\u00ec ren \u0111\u1ec3 lo\u1ea1i b\u1ecf k\u1ebd h\u1edf.<br \/>\n&#8211; Ti\u00eau chu\u1ea9n k\u00edch c\u1ee1: DIN 11866 series C t\u01b0\u01a1ng th\u00edch ASME BPE (OD inch); series A (ISO) v\u00e0 B (DIN) theo k\u00edch th\u01b0\u1edbc metric. Tr\u00e1nh l\u1eafp l\u1eabn series n\u1ebfu kh\u00f4ng c\u00f3 fitting chuy\u1ec3n \u0111\u1ed5i \u0111\u01b0\u1ee3c ch\u1ee9ng nh\u1eadn.<\/p>\n<h3>V\u1eadt li\u1ec7u v\u00e0 tu\u00e2n th\u1ee7<\/h3>\n<p>&#8211; M\u00e1c th\u00e9p: 304\/304L cho \u0111\u1ed3 u\u1ed1ng; 316L\/1.4404 ho\u1eb7c 1.4435 (Mo cao, t\u1ea1p ch\u1ea5t th\u1ea5p) cho d\u01b0\u1ee3c, n\u01b0\u1edbc WFI, m\u00f4i tr\u01b0\u1eddng chloride. D\u00f9ng b\u1ea3n ch\u1ee9ng ch\u1ec9 v\u1eadt li\u1ec7u EN 10204 3.1 v\u00e0 PMI ng\u1eabu nhi\u00ean.<br \/>\n&#8211; L\u01b0u hu\u1ef3nh \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t (kho\u1ea3ng 0,005\u20130,017%) theo ASME BPE gi\u00fap \u1ed5n \u0111\u1ecbnh h\u00e0n v\u00e0 l\u00e0m s\u1ea1ch sau h\u00e0n.<br \/>\n&#8211; Gio\u0103ng: EPDM, FKM, PTFE, silicone platinum-cured; ch\u1ee9ng nh\u1eadn FDA, (EU) 1935\/2004, USP Class VI, 3-A. Ch\u1ecdn theo h\u00f3a ch\u1ea5t CIP v\u00e0 nhi\u1ec7t SIP (121\u2013134\u00b0C).<\/p>\n<p>Ngu\u1ed3n tham kh\u1ea3o: ASME BPE: Bioprocessing Equipment; 3-A Sanitary Standards; EHEDG Doc. 8; ASTM A270\/A269; EN 10357; ISO 2852.<\/p>\n<h2 id=\"toc-2-thiet-ke-khong-moi-chet-nguyen-tac-then-chot\">Thi\u1ebft k\u1ebf \u201ckh\u00f4ng m\u1ed1i ch\u1ebft\u201d: nguy\u00ean t\u1eafc then ch\u1ed1t<\/h2>\n<p>&#8211; \u0110\u1ed9 d\u1ed1c tho\u00e1t: t\u1ed1i thi\u1ec3u 1% (1:100) h\u01b0\u1edbng v\u1ec1 \u0111i\u1ec3m x\u1ea3 \u0111\u1ec3 t\u1ef1 tho\u00e1t sau CIP\/SIP; m\u1ed9t s\u1ed1 h\u01b0\u1edbng d\u1eabn ch\u1ea5p nh\u1eadn 0,5% t\u00f9y \u1ee9ng d\u1ee5ng nh\u01b0ng 1% an to\u00e0n h\u01a1n (ASME BPE, EHEDG).<br \/>\n&#8211; Dead\u2011leg ratio (L\/D): L l\u00e0 chi\u1ec1u d\u00e0i nh\u00e1nh b\u1ebf, D l\u00e0 \u0111\u01b0\u1eddng k\u00ednh danh ngh\u0129a. D\u01b0\u1ee3c ph\u1ea9m th\u01b0\u1eddng y\u00eau c\u1ea7u L\/D \u2264 2; c\u00e0ng nh\u1ecf c\u00e0ng s\u1ea1ch (ASME BPE).<br \/>\n&#8211; Van: \u01b0u ti\u00ean van m\u00e0ng (diaphragm) d\u1ea1ng \u201cweir\u201d, th\u00e2n qu\u00e9t (swept body). Tr\u00e1nh van c\u1ea7u\/van c\u1ed5ng \u1edf nh\u00e1nh ch\u1ebft. \u0110\u1eb7t van v\u00e0 t\u00ea qu\u00e9t theo h\u01b0\u1edbng d\u00f2ng v\u00e0 \u0111\u1ed9 d\u1ed1c.<br \/>\n&#8211; H\u01b0\u1edbng l\u1eafp v\u00e0 tho\u00e1t n\u01b0\u1edbc: tr\u00e1nh \u201cpocket\u201d h\u01b0\u1edbng l\u00ean; c\u00fat quay sao cho b\u1ec1 m\u1eb7t \u0111\u1ec9nh c\u00fat v\u1eabn b\u1ea3o to\u00e0n \u0111\u1ed9 d\u1ed1c. \u0110i\u1ec3m l\u1ea5y m\u1eabu \u1edf v\u1ecb tr\u00ed d\u00f2ng ch\u00ednh ho\u1eb7c t\u00ea qu\u00e9t, L\/D nh\u1ecf.<br \/>\n&#8211; Gi\u00e3n n\u1edf nhi\u1ec7t: d\u00f9ng b\u00f9 gi\u00e3n ki\u1ec3u \u201cU\u201d\/\u201c\u03a9\u201d, g\u1ed1i \u0111\u1ee1 tr\u01b0\u1ee3t\/h\u1ea1n v\u1ecb ph\u00f9 h\u1ee3p \u0111\u1ec3 kh\u00f4ng l\u00e0m bi\u1ebfn d\u1ea1ng m\u1ed1i h\u00e0n m\u1ea3nh c\u1ee7a \u1ed1ng vi sinh.<br \/>\n&#8211; T\u1ed1c \u0111\u1ed9 CIP: thi\u1ebft k\u1ebf v\u1eadn t\u1ed1c \u2265 1,5\u20132,0 m\/s \u0111\u1ec3 \u0111\u1ea1t d\u00f2ng ch\u1ea3y r\u1ed1i (Re > 4000), h\u1ed7 tr\u1ee3 r\u1eeda s\u1ea1ch c\u1eb7n (EHEDG Doc. 8).<br \/>\n&#8211; Kh\u00ed\/SIP: \u0111\u1ea3m b\u1ea3o t\u1ea5t c\u1ea3 \u0111i\u1ec3m cao c\u00f3 th\u00f4ng kh\u00ed\/tho\u00e1t ng\u01b0ng t\u1ee5. B\u1ed1 tr\u00ed b\u1eaby h\u01a1i v\u00e0 \u1ed1ng x\u1ea3 ng\u01b0ng \u0111\u1ec3 tr\u00e1nh b\u00faa n\u01b0\u1edbc.<\/p>\n<h2 id=\"toc-3-ky-thuat-han-vi-sinh-dat-chuan-orbital-welding\">K\u1ef9 thu\u1eadt h\u00e0n vi sinh \u0111\u1ea1t chu\u1ea9n (orbital welding)<\/h2>\n<p>&#8211; Quy tr\u00ecnh: h\u00e0n TIG qu\u1ef9 \u0111\u1ea1o t\u1ef1 \u0111\u1ed9ng (GTAW) v\u1edbi v\u00f2ng \u0111\u1ea7u k\u1eb9p k\u00edn; c\u0103n ch\u1ec9nh \u0111\u1ed3ng t\u00e2m, m\u00e9p v\u00e1t chu\u1ea9n BPE; khe h\u1edf ch\u00e2n m\u1ed1i ki\u1ec3m so\u00e1t ch\u1eb7t; \u01b0u ti\u00ean h\u00e0n t\u1ef1 n\u00f3ng ch\u1ea3y (autogenous) cho \u1ed1ng m\u1ecfng.<br \/>\n&#8211; B\u1ea3o v\u1ec7 kh\u00ed: x\u1ea3 kh\u00ed tr\u01a1 trong l\u00f2ng \u1ed1ng b\u1eb1ng argon\/argon\u2011H2, ki\u1ec3m so\u00e1t O2 c\u00f2n l\u1ea1i th\u01b0\u1eddng < 50 ppm (d\u01b0\u1ee3c ph\u1ea9m c\u00f3 th\u1ec3 kh\u1eaft khe h\u01a1n) \u0111\u1ec3 ng\u0103n m\u00e0u nhi\u1ec7t v\u00e0 \u00f4x\u00edt n\u1ed9i th\u00e0nh.\n- H\u00ecnh th\u00e1i m\u1ed1i h\u00e0n: g\u1edd trong ph\u1eb3ng, kh\u00f4ng b\u1eadc, kh\u00f4ng \u201csugaring\u201d, b\u1ec1 r\u1ed9ng\/\u0111\u1ed9 l\u1ed3i \u0111\u1ed3ng \u0111\u1ec1u \u0111\u1ec3 kh\u00f4ng t\u1ea1o \u0111i\u1ec3m b\u00e1m c\u1eb7n.\n- X\u1eed l\u00fd sau h\u00e0n: t\u1ea9y g\u1ec9 v\u00e0 th\u1ee5 \u0111\u1ed9ng theo ASTM A380\/A967; n\u1ebfu y\u00eau c\u1ea7u Ra r\u1ea5t th\u1ea5p, \u0111i\u1ec7n \u0111\u00e1nh b\u00f3ng (EP) sau h\u00e0n. M\u00e0u xanh\/t\u00edm b\u1eaft bu\u1ed9c x\u1eed l\u00fd; m\u00e0u \u201cr\u01a1m\u201d nh\u1eb9 v\u1eabn n\u00ean t\u1ea9y\/kh\u1eed m\u00e0u \u0111\u1ec3 t\u1ed1i \u0111a h\u00f3a th\u1ee5 \u0111\u1ed9ng.\n- Ki\u1ec3m so\u00e1t quy tr\u00ecnh: WPS\/PQR theo ASME Section IX ho\u1eb7c EN ISO 15614; th\u1ee3 h\u00e0n ch\u1ee9ng ch\u1ec9 EN ISO 9606\u20111\/ASME IX, nh\u1eadt k\u00fd m\u1ed1i h\u00e0n (weld log), s\u01a1 \u0111\u1ed3 m\u1ed1i h\u00e0n (weld map).\n- Ki\u1ec3m tra: n\u1ed9i soi borescope 100% m\u1ed1i h\u00e0n quan tr\u1ecdng; \u0111o Ra ng\u1eabu nhi\u00ean; test \u0111\u1ed9 s\u1ea1ch b\u1ec1 m\u1eb7t b\u1eb1ng \u0111\u00e8n UV\/\u0111\u1ed9 d\u1eabn \u0111i\u1ec7n sau l\u00e0m s\u1ea1ch n\u1ebfu quy \u0111\u1ecbnh.\n\n\n\n<h2 id=\"toc-4-lap-dat-phu-kien-clamp-va-gioang-dung-cach\">L\u1eafp \u0111\u1eb7t ph\u1ee5 ki\u1ec7n clamp v\u00e0 gio\u0103ng \u0111\u00fang c\u00e1ch<\/h2>\n<p>&#8211; Ch\u1ecdn gio\u0103ng theo h\u00f3a ch\u1ea5t, nhi\u1ec7t v\u00e0 \u00e1p: PTFE cho kh\u00e1ng h\u00f3a ch\u1ea5t\/ SIP cao; EPDM cho CIP ki\u1ec1m; FKM cho dung m\u00f4i\/ nhi\u1ec7t; silicone cho d\u1ea3i nhi\u1ec7t r\u1ed9ng nh\u01b0ng c\u1ea7n ki\u1ec3m tra t\u01b0\u01a1ng th\u00edch.<br \/>\n&#8211; K\u1eb9p: d\u00f9ng k\u1eb9p chu\u1ea9n, si\u1ebft m\u00f4\u2011men theo khuy\u1ebfn c\u00e1o nh\u00e0 s\u1ea3n xu\u1ea5t gio\u0103ng\/k\u1eb9p \u0111\u1ec3 tr\u00e1nh \u0111\u00f9n gio\u0103ng ho\u1eb7c r\u00f2 r\u1ec9 khi SIP. Kh\u00f4ng b\u00f4i m\u1ee1 kh\u00f4ng ph\u00f9 h\u1ee3p l\u00ean gio\u0103ng; n\u1ebfu c\u1ea7n, d\u00f9ng ch\u1ea5t b\u00f4i tr\u01a1n \u0111\u1ea1t chu\u1ea9n th\u1ef1c ph\u1ea9m.<br \/>\n&#8211; B\u1ec1 m\u1eb7t ferrule: ki\u1ec3m tra x\u01b0\u1edbc r\u00e3nh; x\u01b0\u1edbc s\u00e2u l\u00e0 n\u01a1i ph\u00e1t sinh r\u00f2\/vi sinh; thay th\u1ebf n\u1ebfu c\u1ea7n. V\u1ec7 sinh v\u00e0 b\u1ecdc \u0111\u1ea7u \u1ed1ng ngay khi gia c\u00f4ng \u0111\u1ec3 tr\u00e1nh nhi\u1ec5m b\u1ea9n h\u1ea1t m\u00e0i\/d\u1ea7u.<\/p>\n<h2 id=\"toc-5-lam-sach-thu-kin-va-nghiem-thu\">L\u00e0m s\u1ea1ch, th\u1eed k\u00edn v\u00e0 nghi\u1ec7m thu<\/h2>\n<p>&#8211; Ti\u1ec1n x\u1eed l\u00fd: r\u1eeda ki\u1ec1m, tr\u00e1ng n\u01b0\u1edbc DI, th\u1ed5i kh\u00f4 kh\u00ed s\u1ea1ch; tr\u00e1nh h\u1ea1t ferit ngo\u1ea1i lai b\u00e1m tr\u00ean b\u1ec1 m\u1eb7t.<br \/>\n&#8211; Th\u1eed k\u00edn\/\u00e1p: theo y\u00eau c\u1ea7u d\u1ef1 \u00e1n (kh\u00ed\/n\u01b0\u1edbc), tham chi\u1ebfu ASME B31.3\/EN 12266 \u0111\u1ed1i v\u1edbi van; th\u1eed ch\u00e2n kh\u00f4ng\/heli n\u1ebfu y\u00eau c\u1ea7u v\u00f4 tr\u00f9ng cao.<br \/>\n&#8211; IQ\/OQ (d\u01b0\u1ee3c ph\u1ea9m): nghi\u1ec7m thu l\u1eafp \u0111\u1eb7t\/v\u1eadn h\u00e0nh, bao g\u1ed3m \u0111\u1ed9 d\u1ed1c \u0111o th\u1ef1c t\u1ebf, b\u1ea3n \u0111\u1ed3 m\u1ed1i h\u00e0n, ch\u1ee9ng ch\u1ec9 v\u1eadt li\u1ec7u, h\u1ed3 s\u01a1 th\u1ee5 \u0111\u1ed9ng\/EP, b\u00e1o c\u00e1o n\u1ed9i soi, ki\u1ec3m tra \u0111\u1ed9 nh\u00e1m v\u00e0 v\u1ec7 sinh tr\u01b0\u1edbc b\u00e0n giao.<\/p>\n<h2 id=\"toc-6-khoang-cach-goi-do-rung-dong-va-ve-sinh-ben-ngoai\">Kho\u1ea3ng c\u00e1ch g\u1ed1i \u0111\u1ee1, rung \u0111\u1ed9ng v\u00e0 v\u1ec7 sinh b\u00ean ngo\u00e0i<\/h2>\n<p>&#8211; G\u1ed1i \u0111\u1ee1 cho \u1ed1ng m\u1ecfng OD 1&#8243;\u20132&#8243;: th\u01b0\u1eddng 1,5\u20132,0 m; OD 2,5&#8243;\u20134&#8243;: 2,0\u20133,0 m, \u0111i\u1ec1u ch\u1ec9nh theo t\u1ea3i v\u00e0 rung \u0111\u1ed9ng. D\u00f9ng g\u1ed1i \u0111\u1ee1 b\u1ecdc polymer \u0111\u1ec3 tr\u00e1nh m\u00e0i m\u00f2n v\u00e0 k\u1ebd b\u1ea9n.<br \/>\n&#8211; Tr\u00e1nh g\u1ed1i \u0111\u1ee1 t\u1ea1i v\u00f9ng c\u1ea7n tho\u00e1t n\u01b0\u1edbc, kh\u00f4ng che m\u1ea5t \u0111i\u1ec3m ki\u1ec3m tra v\u1ec7 sinh. T\u00e1ch rung t\u1eeb b\u01a1m\/b\u1ed9 khu\u1ea5y b\u1eb1ng kh\u1edbp gi\u00e3n v\u00e0 gi\u00e1 \u0111\u1ee1 ri\u00eang.<\/p>\n<h2 id=\"toc-7-loi-pho-bien-va-cach-tranh\">L\u1ed7i ph\u1ed5 bi\u1ebfn v\u00e0 c\u00e1ch tr\u00e1nh<\/h2>\n<p>&#8211; Tr\u1ed9n l\u1eabn ti\u00eau chu\u1ea9n k\u00edch th\u01b0\u1edbc (DIN\/ISO\/ASME): g\u00e2y \u201cb\u1eadc\u201d trong l\u00f2ng \u1ed1ng, t\u1ea1o \u0111i\u1ec3m b\u00e1m c\u1eb7n. Gi\u1eef \u0111\u1ed3ng nh\u1ea5t series ho\u1eb7c d\u00f9ng fitting chuy\u1ec3n \u0111\u1ed5i chu\u1ea9n.<br \/>\n&#8211; Dead\u2011leg do t\u00ea th\u1eb3ng v\u00e0 van \u0111\u1eb7t ngang: thay b\u1eb1ng t\u00ea qu\u00e9t v\u00e0 van m\u00e0ng, gi\u1eef L\/D \u2264 2.<br \/>\n&#8211; H\u00e0n kh\u00f4ng ki\u1ec3m so\u00e1t kh\u00ed: m\u1ed1i h\u00e0n x\u1ec9 \u0111\u01b0\u1eddng, m\u00e0u xanh \u2192 \u0103n m\u00f2n k\u1ebd v\u00e0 \u0111en n\u01b0\u1edbc CIP; lu\u00f4n \u0111o O2 purge.<br \/>\n&#8211; B\u1ecf qua x\u1eed l\u00fd sau h\u00e0n: kh\u00f4ng t\u1ea9y th\u1ee5 \u0111\u1ed9ng \u2192 \u0111i\u1ec3m g\u1ec9 n\u00e2u sau v\u00e0i chu k\u1ef3 SIP.<br \/>\n&#8211; D\u00f9ng gio\u0103ng kh\u00f4ng ph\u00f9 h\u1ee3p h\u00f3a ch\u1ea5t\/nhi\u1ec7t: ph\u1ed3ng, n\u1ee9t, x\u00e9 khi SIP \u2192 r\u00f2 r\u1ec9\/vi sinh. Th\u1ea9m \u0111\u1ecbnh v\u1eadt li\u1ec7u gio\u0103ng theo SDS h\u00f3a ch\u1ea5t CIP.<\/p>\n<h2 id=\"toc-8-vi-du-cau-hinh-chuan-cho-hai-ung-dung-dien-hinh\">V\u00ed d\u1ee5 c\u1ea5u h\u00ecnh chu\u1ea9n cho hai \u1ee9ng d\u1ee5ng \u0111i\u1ec3n h\u00ecnh<\/h2>\n<h3>D\u01b0\u1ee3c ph\u1ea9m \u2013 v\u00f2ng tu\u1ea7n ho\u00e0n WFI (DN25\/1&#8243;)<\/h3>\n<p>&#8211; \u1ed0ng 316L\/1.4435, ASTM A270 S2, EP Ra \u2264 0,38 \u03bcm; fittings ASME BPE EP.<br \/>\n&#8211; \u0110\u1ed9 d\u1ed1c 1% v\u1ec1 \u0111i\u1ec3m x\u1ea3, dead\u2011leg L\/D \u2264 2; van m\u00e0ng body qu\u00e9t; \u0111i\u1ec3m l\u1ea5y m\u1eabu l\u01b0u l\u01b0\u1ee3ng ch\u00ednh.<br \/>\n&#8211; H\u00e0n qu\u1ef9 \u0111\u1ea1o, O2 purge < 50 ppm; t\u1ea9y th\u1ee5 \u0111\u1ed9ng + n\u1ed9i soi 100%.\n- Gio\u0103ng PTFE\/EPDM USP VI; clamp chu\u1ea9n ISO 2852; CIP\/SIP 121\u2013134\u00b0C; v\u1eadn t\u1ed1c \u2265 1,5\u20132,0 m\/s.\n\n\n\n<h3>Th\u1ef1c ph\u1ea9m \u2013 \u0111\u01b0\u1eddng s\u1eefa (DN50\/2&#8243;)<\/h3>\n<p>&#8211; \u1ed0ng EN 10357, Ra \u2264 0,8 \u03bcm c\u01a1 h\u1ecdc; fittings 3\u2011A; \u01b0u ti\u00ean h\u00e0n butt\u2011weld.<br \/>\n&#8211; \u0110\u1ed9 d\u1ed1c 1%; gi\u1ea3m s\u1ed1 l\u01b0\u1ee3ng clamp trong v\u00f9ng nhi\u1ec7t; v\u1ec7 sinh CIP ki\u1ec1m + tr\u00e1ng acid nh\u1eb9 theo quy tr\u00ecnh.<br \/>\n&#8211; Gio\u0103ng EPDM \u0111\u1ea1t FDA\/3\u2011A; ki\u1ec3m tra r\u00f2 v\u00e0 v\u1ec7 sinh \u0111\u1ecbnh k\u1ef3.<\/p>\n<h2 id=\"toc-9-tai-lieu-tham-khao-chinh\">T\u00e0i li\u1ec7u tham kh\u1ea3o ch\u00ednh<\/h2>\n<p>&#8211; ASME BPE: Bioprocessing Equipment (\u1ea5n b\u1ea3n m\u1edbi nh\u1ea5t) \u2013 y\u00eau c\u1ea7u b\u1ec1 m\u1eb7t, v\u1eadt li\u1ec7u, h\u00e0n, thi\u1ebft k\u1ebf kh\u00f4ng m\u1ed1i ch\u1ebft.<br \/>\n&#8211; 3\u2011A Sanitary Standards &#038; Accepted Practices \u2013 thi\u1ebft k\u1ebf v\u1ec7 sinh cho th\u1ef1c ph\u1ea9m v\u00e0 s\u1eefa.<br \/>\n&#8211; EHEDG Guideline Doc. 8 \u2013 H\u01b0\u1edbng d\u1eabn thi\u1ebft k\u1ebf l\u00e0m s\u1ea1ch t\u1ea1i ch\u1ed7 (CIP).<br \/>\n&#8211; ASTM A270\/A269, ASTM A380\/A967 \u2013 \u1ed0ng inox vi sinh, t\u1ea9y g\u1ec9\/th\u1ee5 \u0111\u1ed9ng.<br \/>\n&#8211; EN 10357, DIN 11866, ISO 2852 \u2013 \u1ed0ng v\u00e0 kh\u1edbp n\u1ed1i clamp cho \u1ee9ng d\u1ee5ng v\u1ec7 sinh.<\/p>\n<h2 id=\"toc-10-khi-nao-nen-chon-316lep-thay-vi-304\">Khi n\u00e0o n\u00ean ch\u1ecdn 316L\/EP thay v\u00ec 304<\/h2>\n<p>&#8211; C\u00f3 chloride (mu\u1ed1i, n\u01b0\u1edbc bi\u1ec3n), pH kh\u1eafc nghi\u1ec7t, nhi\u1ec7t SIP l\u1eb7p l\u1ea1i \u2192 316L t\u1ed1t h\u01a1n nh\u1edd Mo ch\u1ed1ng pitting.<br \/>\n&#8211; Quy tr\u00ecnh d\u01b0\u1ee3c\/WFI, n\u1ed9i dung vi l\u01b0\u1ee3ng r\u1ea5t th\u1ea5p \u2192 316L\/1.4435 EP \u0111\u1ec3 gi\u1ea3m ph\u00e1t th\u1ea3i ion kim lo\u1ea1i v\u00e0 t\u1ed1i \u01b0u kh\u1ea3 n\u0103ng l\u00e0m s\u1ea1ch.<\/p>\n<h2 id=\"toc-11-ket-luan\">K\u1ebft lu\u1eadn<\/h2>\n<p>\u0110\u01b0\u1eddng \u1ed1ng v\u00e0 ph\u1ee5 ki\u1ec7n inox vi sinh \u0111\u1ea1t chu\u1ea9n kh\u00f4ng m\u1ed1i ch\u1ebft l\u00e0 s\u1ef1 k\u1ebft h\u1ee3p c\u1ee7a ba y\u1ebfu t\u1ed1: v\u1eadt li\u1ec7u\/ho\u00e0n thi\u1ec7n b\u1ec1 m\u1eb7t \u0111\u00fang chu\u1ea9n (ASTM A270\/EN 10357, ASME BPE\/3\u2011A, Ra ph\u00f9 h\u1ee3p), thi\u1ebft k\u1ebf v\u1ec7 sinh (\u0111\u1ed9 d\u1ed1c 1%, L\/D \u2264 2, van v\u00e0 t\u00ea qu\u00e9t) v\u00e0 k\u1ef9 thu\u1eadt h\u00e0n\/l\u1eafp \u0111\u1eb7t ki\u1ec3m so\u00e1t nghi\u00eam ng\u1eb7t (orbital GTAW, purge O2 th\u1ea5p, th\u1ee5 \u0111\u1ed9ng h\u00f3a, ki\u1ec3m tra n\u1ed9i soi). Tu\u00e2n th\u1ee7 nh\u1ea5t qu\u00e1n c\u00e1c nguy\u00ean t\u1eafc n\u00e0y s\u1ebd \u0111\u1ea3m b\u1ea3o h\u1ec7 th\u1ed1ng s\u1ea1ch, d\u1ec5 CIP\/SIP, k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd v\u00e0 \u0111\u00e1p \u1ee9ng ki\u1ec3m \u0111\u1ecbnh kh\u1eaft khe trong th\u1ef1c ph\u1ea9m, y t\u1ebf v\u00e0 d\u01b0\u1ee3c ph\u1ea9m.<\/p>\n<p>C\u1ea7n b\u1ed9 ti\u00eau chu\u1ea9n m\u1eabu, t\u01b0 v\u1ea5n ch\u1ecdn v\u1eadt li\u1ec7u\/gio\u0103ng theo h\u00f3a ch\u1ea5t CIP, ho\u1eb7c b\u00e1o gi\u00e1 \u1ed1ng\/fitting ASME BPE ch\u00ednh h\u00e3ng? Li\u00ean h\u1ec7 Inox C\u01b0\u1eddng Th\u1ecbnh \u0111\u1ec3 \u0111\u01b0\u1ee3c t\u01b0 v\u1ea5n k\u1ef9 thu\u1eadt v\u00e0 gi\u00e1 t\u1ed1t nh\u1ea5t.<br \/>\nHotline: 0343.417.281<br \/>\nEmail: inoxcongnghiep.cuongthinh@gmail.com<\/p>\n","protected":false},"excerpt":{"rendered":"<p>H\u01b0\u1edbng d\u1eabn ch\u1ecdn \u1ed1ng, ph\u1ee5 ki\u1ec7n inox vi sinh theo ASME BPE\/3-A v\u00e0 k\u1ef9 thu\u1eadt h\u00e0n, l\u1eafp \u0111\u1eb7t kh\u00f4ng m\u1ed1i ch\u1ebft cho h\u1ec7 CIP\/SIP trong th\u1ef1c ph\u1ea9m, y t\u1ebf, d\u01b0\u1ee3c ph\u1ea9m.<\/p>\n","protected":false},"author":7,"featured_media":1003,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[23],"tags":[],"class_list":["post-1808","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc"],"acf":[],"_links":{"self":[{"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/posts\/1808","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/comments?post=1808"}],"version-history":[{"count":0,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/posts\/1808\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/media\/1003"}],"wp:attachment":[{"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/media?parent=1808"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/categories?post=1808"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/tags?post=1808"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}