{"id":913,"date":"2026-03-20T14:50:16","date_gmt":"2026-03-20T14:50:16","guid":{"rendered":"https:\/\/trieuminh.com\/?p=913"},"modified":"2026-04-12T14:52:02","modified_gmt":"2026-04-12T14:52:02","slug":"bien-phap-thi-cong-han-ong-dong","status":"publish","type":"post","link":"https:\/\/trieuminh.com\/en\/bien-phap-thi-cong-han-ong-dong\/","title":{"rendered":"BI\u1ec6N PH\u00c1P THI C\u00d4NG H\u00c0N \u1ed0NG \u0110\u1ed2NG"},"content":{"rendered":"<h1 data-section-id=\"jbyvy4\" data-start=\"162\" data-end=\"255\"><span class=\"ez-toc-section\" id=\"BIEN_PHAP_THI_CONG_HAN_ONG_DONG_TRONG_HE_THONG_HVAC\"><\/span><span role=\"text\"><strong data-start=\"164\" data-end=\"255\">BI\u1ec6N PH\u00c1P THI C\u00d4NG H\u00c0N \u1ed0NG \u0110\u1ed2NG TRONG H\u1ec6 TH\u1ed0NG HVAC<\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h1>\n<h2 data-section-id=\"1j61wyi\" data-start=\"257\" data-end=\"340\"><span class=\"ez-toc-section\" id=\"1_Tong_quan_ve_bien_phap_thi_cong_han_ong_dong_trong_he_thong_co_dien_MEP\"><\/span><span role=\"text\"><strong data-start=\"260\" data-end=\"340\">1. T\u1ed5ng quan v\u1ec1 bi\u1ec7n ph\u00e1p thi c\u00f4ng h\u00e0n \u1ed1ng \u0111\u1ed3ng trong h\u1ec7 th\u1ed1ng c\u01a1 \u0111i\u1ec7n (MEP)<\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p data-start=\"342\" data-end=\"771\">Trong c\u00e1c h\u1ec7 th\u1ed1ng c\u01a1 \u0111i\u1ec7n c\u00f4ng tr\u00ecnh hi\u1ec7n \u0111\u1ea1i, \u0111\u1eb7c bi\u1ec7t l\u00e0 c\u00e1c h\u1ec7 th\u1ed1ng \u0111i\u1ec1u h\u00f2a kh\u00f4ng kh\u00ed trung t\u00e2m, h\u1ec7 th\u1ed1ng chiller, h\u1ec7 th\u1ed1ng c\u1ea5p m\u00f4i ch\u1ea5t l\u1ea1nh v\u00e0 h\u1ec7 th\u1ed1ng c\u1ea5p n\u01b0\u1edbc n\u00f3ng trung t\u00e2m, vi\u1ec7c s\u1eed d\u1ee5ng \u1ed1ng \u0111\u1ed3ng kh\u00f4ng ch\u1ec9 gi\u00fap \u0111\u1ea3m b\u1ea3o kh\u1ea3 n\u0103ng d\u1eabn nhi\u1ec7t t\u1ed1i \u01b0u, \u0111\u1ed9 b\u1ec1n c\u01a1 h\u1ecdc cao m\u00e0 c\u00f2n mang l\u1ea1i kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n v\u01b0\u1ee3t tr\u1ed9i trong \u0111i\u1ec1u ki\u1ec7n v\u1eadn h\u00e0nh l\u00e2u d\u00e0i, t\u1eeb \u0111\u00f3 g\u00f3p ph\u1ea7n n\u00e2ng cao hi\u1ec7u qu\u1ea3 v\u1eadn h\u00e0nh t\u1ed5ng th\u1ec3 c\u1ee7a to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng.<\/p>\n<p data-start=\"773\" data-end=\"1125\">Ch\u00ednh v\u00ec v\u1eady, c\u00f4ng t\u00e1c thi c\u00f4ng h\u00e0n \u1ed1ng \u0111\u1ed3ng kh\u00f4ng \u0111\u01a1n thu\u1ea7n ch\u1ec9 l\u00e0 m\u1ed9t b\u01b0\u1edbc l\u1eafp \u0111\u1eb7t c\u01a1 b\u1ea3n, m\u00e0 th\u1ef1c ch\u1ea5t l\u00e0 m\u1ed9t h\u1ea1ng m\u1ee5c k\u1ef9 thu\u1eadt c\u00f3 \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn \u0111\u1ed9 k\u00edn kh\u00edt c\u1ee7a h\u1ec7 th\u1ed1ng, hi\u1ec7u su\u1ea5t trao \u0111\u1ed5i nhi\u1ec7t, \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh \u00e1p su\u1ea5t v\u1eadn h\u00e0nh c\u0169ng nh\u01b0 tu\u1ed5i th\u1ecd c\u1ee7a c\u00e1c thi\u1ebft b\u1ecb quan tr\u1ecdng nh\u01b0 m\u00e1y n\u00e9n, d\u00e0n trao \u0111\u1ed5i nhi\u1ec7t v\u00e0 van ti\u1ebft l\u01b0u trong h\u1ec7 th\u1ed1ng HVAC.<\/p><div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/trieuminh.com\/en\/bien-phap-thi-cong-han-ong-dong\/#BIEN_PHAP_THI_CONG_HAN_ONG_DONG_TRONG_HE_THONG_HVAC\" >BI\u1ec6N PH\u00c1P THI C\u00d4NG H\u00c0N \u1ed0NG \u0110\u1ed2NG TRONG H\u1ec6 TH\u1ed0NG HVAC<\/a><ul class='ez-toc-list-level-2' ><li class='ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/trieuminh.com\/en\/bien-phap-thi-cong-han-ong-dong\/#1_Tong_quan_ve_bien_phap_thi_cong_han_ong_dong_trong_he_thong_co_dien_MEP\" >1. T\u1ed5ng quan v\u1ec1 bi\u1ec7n ph\u00e1p thi c\u00f4ng h\u00e0n \u1ed1ng \u0111\u1ed3ng trong h\u1ec7 th\u1ed1ng c\u01a1 \u0111i\u1ec7n (MEP)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/trieuminh.com\/en\/bien-phap-thi-cong-han-ong-dong\/#2_Cac_phuong_phap_han_ong_dong_duoc_su_dung_pho_bien_trong_thi_cong_thuc_te\" >2. C\u00e1c ph\u01b0\u01a1ng ph\u00e1p h\u00e0n \u1ed1ng \u0111\u1ed3ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn trong thi c\u00f4ng th\u1ef1c t\u1ebf<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/trieuminh.com\/en\/bien-phap-thi-cong-han-ong-dong\/#21_Phuong_phap_han_mem_Soldering_trong_cac_he_thong_ap_luc_thap\" >2.1. Ph\u01b0\u01a1ng ph\u00e1p h\u00e0n m\u1ec1m (Soldering) trong c\u00e1c h\u1ec7 th\u1ed1ng \u00e1p l\u1ef1c th\u1ea5p<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/trieuminh.com\/en\/bien-phap-thi-cong-han-ong-dong\/#22_Phuong_phap_han_cung_Brazing_%E2%80%93_giai_phap_tieu_chuan_trong_he_thong_HVAC\" >2.2. Ph\u01b0\u01a1ng ph\u00e1p h\u00e0n c\u1ee9ng (Brazing) \u2013 gi\u1ea3i ph\u00e1p ti\u00eau chu\u1ea9n trong h\u1ec7 th\u1ed1ng HVAC<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/trieuminh.com\/en\/bien-phap-thi-cong-han-ong-dong\/#23_Phuong_phap_han_bang_den_kho_oxy_%E2%80%93_gas_voi_kha_nang_kiem_soat_nhiet_chinh_xac\" >2.3. Ph\u01b0\u01a1ng ph\u00e1p h\u00e0n b\u1eb1ng \u0111\u00e8n kh\u00f2 oxy \u2013 gas v\u1edbi kh\u1ea3 n\u0103ng ki\u1ec3m so\u00e1t nhi\u1ec7t ch\u00ednh x\u00e1c<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/trieuminh.com\/en\/bien-phap-thi-cong-han-ong-dong\/#3_Quy_trinh_thi_cong_han_ong_dong_chi_tiet_theo_tieu_chuan_ky_thuat\" >3. Quy tr\u00ecnh thi c\u00f4ng h\u00e0n \u1ed1ng \u0111\u1ed3ng chi ti\u1ebft theo ti\u00eau chu\u1ea9n k\u1ef9 thu\u1eadt<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/trieuminh.com\/en\/bien-phap-thi-cong-han-ong-dong\/#31_Cong_tac_chuan_bi_vat_tu_thiet_bi_va_kiem_tra_dieu_kien_thi_cong_truoc_khi_tien_hanh_han\" >3.1. C\u00f4ng t\u00e1c chu\u1ea9n b\u1ecb v\u1eadt t\u01b0, thi\u1ebft b\u1ecb v\u00e0 ki\u1ec3m tra \u0111i\u1ec1u ki\u1ec7n thi c\u00f4ng tr\u01b0\u1edbc khi ti\u1ebfn h\u00e0nh h\u00e0n<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/trieuminh.com\/en\/bien-phap-thi-cong-han-ong-dong\/#32_Cong_tac_cat_ong_xu_ly_dau_ong_va_dam_bao_do_chinh_xac_trong_lap_ghep\" >3.2. C\u00f4ng t\u00e1c c\u1eaft \u1ed1ng, x\u1eed l\u00fd \u0111\u1ea7u \u1ed1ng v\u00e0 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 ch\u00ednh x\u00e1c trong l\u1eafp gh\u00e9p<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/trieuminh.com\/en\/bien-phap-thi-cong-han-ong-dong\/#33_Bien_phap_thoi_khi_Nito_trong_qua_trinh_han_nham_bao_ve_be_mat_ben_trong_ong\" >3.3. Bi\u1ec7n ph\u00e1p th\u1ed5i kh\u00ed Nit\u01a1 trong qu\u00e1 tr\u00ecnh h\u00e0n nh\u1eb1m b\u1ea3o v\u1ec7 b\u1ec1 m\u1eb7t b\u00ean trong \u1ed1ng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/trieuminh.com\/en\/bien-phap-thi-cong-han-ong-dong\/#34_Ky_thuat_gia_nhiet_va_dua_que_han_dung_cach_de_dam_bao_moi_han_dat_chat_luong_cao_nhat\" >3.4. K\u1ef9 thu\u1eadt gia nhi\u1ec7t v\u00e0 \u0111\u01b0a que h\u00e0n \u0111\u00fang c\u00e1ch \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o m\u1ed1i h\u00e0n \u0111\u1ea1t ch\u1ea5t l\u01b0\u1ee3ng cao nh\u1ea5t<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/trieuminh.com\/en\/bien-phap-thi-cong-han-ong-dong\/#35_Cong_tac_kiem_tra_moi_han_thu_kin_va_nghiem_thu_sau_thi_cong\" >3.5. C\u00f4ng t\u00e1c ki\u1ec3m tra m\u1ed1i h\u00e0n, th\u1eed k\u00edn v\u00e0 nghi\u1ec7m thu sau thi c\u00f4ng<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/trieuminh.com\/en\/bien-phap-thi-cong-han-ong-dong\/#4_Cac_loi_pho_bien_trong_thi_cong_han_ong_dong_va_hau_qua_nghiem_trong_doi_voi_he_thong\" >4. C\u00e1c l\u1ed7i ph\u1ed5 bi\u1ebfn trong thi c\u00f4ng h\u00e0n \u1ed1ng \u0111\u1ed3ng v\u00e0 h\u1eadu qu\u1ea3 nghi\u00eam tr\u1ecdng \u0111\u1ed1i v\u1edbi h\u1ec7 th\u1ed1ng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/trieuminh.com\/en\/bien-phap-thi-cong-han-ong-dong\/#5_Ket_luan_Tam_quan_trong_cua_bien_phap_thi_cong_han_ong_dong_trong_viec_dam_bao_chat_luong_cong_trinh\" >5. K\u1ebft lu\u1eadn: T\u1ea7m quan tr\u1ecdng c\u1ee7a bi\u1ec7n ph\u00e1p thi c\u00f4ng h\u00e0n \u1ed1ng \u0111\u1ed3ng trong vi\u1ec7c \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng c\u00f4ng tr\u00ecnh<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/trieuminh.com\/en\/bien-phap-thi-cong-han-ong-dong\/#6_FILE_BIEN_PHAP_THI_CONG_MAU\" >6. FILE BI\u1ec6N PH\u00c1P THI C\u00d4NG M\u1eaaU:<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/trieuminh.com\/en\/bien-phap-thi-cong-han-ong-dong\/#Lien_He\" >Li\u00ean H\u1ec7:<\/a><\/li><\/ul><\/nav><\/div>\n\n<hr data-start=\"1127\" data-end=\"1130\" \/>\n<h2 data-section-id=\"17fdgay\" data-start=\"1132\" data-end=\"1215\"><span class=\"ez-toc-section\" id=\"2_Cac_phuong_phap_han_ong_dong_duoc_su_dung_pho_bien_trong_thi_cong_thuc_te\"><\/span><span role=\"text\"><strong data-start=\"1135\" data-end=\"1215\">2. C\u00e1c ph\u01b0\u01a1ng ph\u00e1p h\u00e0n \u1ed1ng \u0111\u1ed3ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn trong thi c\u00f4ng th\u1ef1c t\u1ebf<\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3 data-section-id=\"nj0ft1\" data-start=\"1217\" data-end=\"1292\"><span class=\"ez-toc-section\" id=\"21_Phuong_phap_han_mem_Soldering_trong_cac_he_thong_ap_luc_thap\"><\/span><span role=\"text\"><strong data-start=\"1221\" data-end=\"1292\">2.1. Ph\u01b0\u01a1ng ph\u00e1p h\u00e0n m\u1ec1m (Soldering) trong c\u00e1c h\u1ec7 th\u1ed1ng \u00e1p l\u1ef1c th\u1ea5p<\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p data-start=\"1294\" data-end=\"1609\">Ph\u01b0\u01a1ng ph\u00e1p h\u00e0n m\u1ec1m l\u00e0 k\u1ef9 thu\u1eadt s\u1eed d\u1ee5ng v\u1eadt li\u1ec7u h\u00e0n c\u00f3 nhi\u1ec7t \u0111\u1ed9 n\u00f3ng ch\u1ea3y th\u1ea5p, th\u01b0\u1eddng dao \u0111\u1ed9ng trong kho\u1ea3ng t\u1eeb 180 \u0111\u1ebfn 250 \u0111\u1ed9 C, v\u1edbi th\u00e0nh ph\u1ea7n ch\u1ee7 y\u1ebfu l\u00e0 h\u1ee3p kim thi\u1ebfc, nh\u1eb1m li\u00ean k\u1ebft hai \u0111\u1ea7u \u1ed1ng \u0111\u1ed3ng trong c\u00e1c h\u1ec7 th\u1ed1ng kh\u00f4ng y\u00eau c\u1ea7u \u00e1p l\u1ef1c cao ho\u1eb7c kh\u00f4ng ch\u1ecbu t\u00e1c \u0111\u1ed9ng nhi\u1ec7t l\u1edbn trong qu\u00e1 tr\u00ecnh v\u1eadn h\u00e0nh l\u00e2u d\u00e0i.<\/p>\n<p data-start=\"1611\" data-end=\"1807\">Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng trong c\u00e1c h\u1ec7 th\u1ed1ng c\u1ea5p n\u01b0\u1edbc sinh ho\u1ea1t ho\u1eb7c c\u00e1c h\u1ec7 th\u1ed1ng k\u1ef9 thu\u1eadt ph\u1ee5 tr\u1ee3, n\u01a1i m\u00e0 y\u00eau c\u1ea7u v\u1ec1 \u0111\u1ed9 k\u00edn v\u00e0 \u0111\u1ed9 b\u1ec1n m\u1ed1i h\u00e0n kh\u00f4ng qu\u00e1 kh\u1eaft khe nh\u01b0 trong h\u1ec7 th\u1ed1ng l\u1ea1nh.<\/p>\n<hr data-start=\"1809\" data-end=\"1812\" \/>\n<h3 data-section-id=\"obgl4i\" data-start=\"1814\" data-end=\"1900\"><span class=\"ez-toc-section\" id=\"22_Phuong_phap_han_cung_Brazing_%E2%80%93_giai_phap_tieu_chuan_trong_he_thong_HVAC\"><\/span><span role=\"text\"><strong data-start=\"1818\" data-end=\"1900\">2.2. Ph\u01b0\u01a1ng ph\u00e1p h\u00e0n c\u1ee9ng (Brazing) \u2013 gi\u1ea3i ph\u00e1p ti\u00eau chu\u1ea9n trong h\u1ec7 th\u1ed1ng HVAC<\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p data-start=\"1902\" data-end=\"2212\">H\u00e0n c\u1ee9ng l\u00e0 ph\u01b0\u01a1ng ph\u00e1p s\u1eed d\u1ee5ng nhi\u1ec7t \u0111\u1ed9 cao, th\u01b0\u1eddng n\u1eb1m trong kho\u1ea3ng t\u1eeb 600 \u0111\u1ebfn 900 \u0111\u1ed9 C, k\u1ebft h\u1ee3p v\u1edbi c\u00e1c lo\u1ea1i que h\u00e0n ch\u1ee9a h\u1ee3p kim b\u1ea1c ho\u1eb7c \u0111\u1ed3ng-ph\u1ed1t pho, nh\u1eb1m t\u1ea1o ra m\u1ed1i li\u00ean k\u1ebft c\u00f3 \u0111\u1ed9 b\u1ec1n c\u01a1 h\u1ecdc cao, kh\u1ea3 n\u0103ng ch\u1ecbu \u00e1p l\u1ef1c l\u1edbn v\u00e0 \u0111\u1eb7c bi\u1ec7t l\u00e0 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 k\u00edn tuy\u1ec7t \u0111\u1ed1i cho h\u1ec7 th\u1ed1ng \u0111\u01b0\u1eddng \u1ed1ng d\u1eabn m\u00f4i ch\u1ea5t l\u1ea1nh.<\/p>\n<p data-start=\"2214\" data-end=\"2529\">Trong th\u1ef1c t\u1ebf thi c\u00f4ng h\u1ec7 th\u1ed1ng \u0111i\u1ec1u h\u00f2a kh\u00f4ng kh\u00ed VRV\/VRF, h\u1ec7 th\u1ed1ng chiller ho\u1eb7c h\u1ec7 th\u1ed1ng kho l\u1ea1nh c\u00f4ng nghi\u1ec7p, ph\u01b0\u01a1ng ph\u00e1p h\u00e0n c\u1ee9ng g\u1ea7n nh\u01b0 l\u00e0 ti\u00eau chu\u1ea9n b\u1eaft bu\u1ed9c, b\u1edfi v\u00ec ch\u1ec9 c\u00f3 ph\u01b0\u01a1ng ph\u00e1p n\u00e0y m\u1edbi \u0111\u1ea3m b\u1ea3o \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u kh\u1eaft khe v\u1ec1 k\u1ef9 thu\u1eadt, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong \u0111i\u1ec1u ki\u1ec7n \u00e1p su\u1ea5t cao v\u00e0 m\u00f4i tr\u01b0\u1eddng l\u00e0m vi\u1ec7c li\u00ean t\u1ee5c.<\/p>\n<figure id=\"attachment_915\" aria-describedby=\"caption-attachment-915\" style=\"width: 783px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-915\" title=\"BI\u1ec6N PH\u00c1P THI C\u00d4NG H\u00c0N \u1ed0NG \u0110\u1ed2NG\" src=\"https:\/\/trieuminh.com\/wp-content\/uploads\/2026\/03\/Han-ong-dong.png\" alt=\"BI\u1ec6N PH\u00c1P THI C\u00d4NG H\u00c0N \u1ed0NG \u0110\u1ed2NG\" width=\"783\" height=\"1175\" srcset=\"https:\/\/trieuminh.com\/wp-content\/uploads\/2026\/03\/Han-ong-dong.png 1024w, https:\/\/trieuminh.com\/wp-content\/uploads\/2026\/03\/Han-ong-dong-768x1152.png 768w\" sizes=\"auto, (max-width: 783px) 100vw, 783px\" \/><figcaption id=\"caption-attachment-915\" class=\"wp-caption-text\">BI\u1ec6N PH\u00c1P THI C\u00d4NG H\u00c0N \u1ed0NG \u0110\u1ed2NG<\/figcaption><\/figure>\n<p data-start=\"2214\" data-end=\"2529\"><a href=\"https:\/\/trieuminh.com\/wp-content\/uploads\/2026\/03\/BPTCong-han-ong-dong.doc\">BPTC\u00f4ng h\u00e0n \u1ed1ng \u0111\u1ed3ng<\/a><\/p>\n<hr data-start=\"2531\" data-end=\"2534\" \/>\n<h3 data-section-id=\"sp48n3\" data-start=\"2536\" data-end=\"2626\"><span class=\"ez-toc-section\" id=\"23_Phuong_phap_han_bang_den_kho_oxy_%E2%80%93_gas_voi_kha_nang_kiem_soat_nhiet_chinh_xac\"><\/span><span role=\"text\"><strong data-start=\"2540\" data-end=\"2626\">2.3. Ph\u01b0\u01a1ng ph\u00e1p h\u00e0n b\u1eb1ng \u0111\u00e8n kh\u00f2 oxy \u2013 gas v\u1edbi kh\u1ea3 n\u0103ng ki\u1ec3m so\u00e1t nhi\u1ec7t ch\u00ednh x\u00e1c<\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p data-start=\"2628\" data-end=\"2985\">Vi\u1ec7c s\u1eed d\u1ee5ng h\u1ec7 th\u1ed1ng \u0111\u00e8n kh\u00f2 k\u1ebft h\u1ee3p gi\u1eefa oxy v\u00e0 c\u00e1c lo\u1ea1i kh\u00ed ch\u00e1y nh\u01b0 acetylene ho\u1eb7c LPG gi\u00fap t\u1ea1o ra ng\u1ecdn l\u1eeda c\u00f3 nhi\u1ec7t \u0111\u1ed9 cao v\u00e0 \u1ed5n \u0111\u1ecbnh, t\u1eeb \u0111\u00f3 cho ph\u00e9p ng\u01b0\u1eddi th\u1ee3 d\u1ec5 d\u00e0ng ki\u1ec3m so\u00e1t v\u00f9ng gia nhi\u1ec7t, \u0111\u1ea3m b\u1ea3o nhi\u1ec7t l\u01b0\u1ee3ng ph\u00e2n b\u1ed1 \u0111\u1ec1u xung quanh khu v\u1ef1c m\u1ed1i h\u00e0n, tr\u00e1nh hi\u1ec7n t\u01b0\u1ee3ng qu\u00e1 nhi\u1ec7t c\u1ee5c b\u1ed9 ho\u1eb7c thi\u1ebfu nhi\u1ec7t g\u00e2y \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng li\u00ean k\u1ebft kim lo\u1ea1i.<\/p>\n<hr data-start=\"2987\" data-end=\"2990\" \/>\n<h2 data-section-id=\"mesnl8\" data-start=\"2992\" data-end=\"3067\"><span class=\"ez-toc-section\" id=\"3_Quy_trinh_thi_cong_han_ong_dong_chi_tiet_theo_tieu_chuan_ky_thuat\"><\/span><span role=\"text\"><strong data-start=\"2995\" data-end=\"3067\">3. Quy tr\u00ecnh thi c\u00f4ng h\u00e0n \u1ed1ng \u0111\u1ed3ng chi ti\u1ebft theo ti\u00eau chu\u1ea9n k\u1ef9 thu\u1eadt<\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3 data-section-id=\"pu7c1p\" data-start=\"3069\" data-end=\"3171\"><span class=\"ez-toc-section\" id=\"31_Cong_tac_chuan_bi_vat_tu_thiet_bi_va_kiem_tra_dieu_kien_thi_cong_truoc_khi_tien_hanh_han\"><\/span><span role=\"text\"><strong data-start=\"3073\" data-end=\"3171\">3.1. C\u00f4ng t\u00e1c chu\u1ea9n b\u1ecb v\u1eadt t\u01b0, thi\u1ebft b\u1ecb v\u00e0 ki\u1ec3m tra \u0111i\u1ec1u ki\u1ec7n thi c\u00f4ng tr\u01b0\u1edbc khi ti\u1ebfn h\u00e0nh h\u00e0n<\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p data-start=\"3173\" data-end=\"3555\">Tr\u01b0\u1edbc khi ti\u1ebfn h\u00e0nh c\u00f4ng t\u00e1c h\u00e0n \u1ed1ng \u0111\u1ed3ng, \u0111\u1ed9i thi c\u00f4ng c\u1ea7n th\u1ef1c hi\u1ec7n \u0111\u1ea7y \u0111\u1ee7 c\u00e1c b\u01b0\u1edbc ki\u1ec3m tra v\u1ec1 ch\u1ee7ng lo\u1ea1i v\u1eadt t\u01b0, bao g\u1ed3m vi\u1ec7c x\u00e1c nh\u1eadn \u0111\u00fang ti\u00eau chu\u1ea9n \u1ed1ng \u0111\u1ed3ng theo thi\u1ebft k\u1ebf, ki\u1ec3m tra t\u00ecnh tr\u1ea1ng b\u1ec1 m\u1eb7t \u1ed1ng \u0111\u1ea3m b\u1ea3o kh\u00f4ng b\u1ecb m\u00f3p m\u00e9o, tr\u1ea7y x\u01b0\u1edbc ho\u1eb7c oxy h\u00f3a, \u0111\u1ed3ng th\u1eddi chu\u1ea9n b\u1ecb \u0111\u1ea7y \u0111\u1ee7 thi\u1ebft b\u1ecb thi c\u00f4ng nh\u01b0 \u0111\u00e8n kh\u00f2, b\u00ecnh kh\u00ed, que h\u00e0n v\u00e0 h\u1ec7 th\u1ed1ng c\u1ea5p kh\u00ed Nit\u01a1 ph\u1ee5c v\u1ee5 qu\u00e1 tr\u00ecnh h\u00e0n.<\/p>\n<p data-start=\"3557\" data-end=\"3809\">Vi\u1ec7c l\u00e0m s\u1ea1ch b\u1ec1 m\u1eb7t \u1ed1ng b\u1eb1ng gi\u1ea5y nh\u00e1m chuy\u00ean d\u1ee5ng v\u00e0 dung m\u00f4i t\u1ea9y r\u1eeda l\u00e0 m\u1ed9t b\u01b0\u1edbc kh\u00f4ng th\u1ec3 thi\u1ebfu nh\u1eb1m lo\u1ea1i b\u1ecf ho\u00e0n to\u00e0n b\u1ee5i b\u1ea9n, d\u1ea7u m\u1ee1 v\u00e0 l\u1edbp oxit, t\u1eeb \u0111\u00f3 gi\u00fap t\u0103ng kh\u1ea3 n\u0103ng b\u00e1m d\u00ednh c\u1ee7a v\u1eadt li\u1ec7u h\u00e0n v\u00e0 \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng m\u1ed1i n\u1ed1i sau khi ho\u00e0n thi\u1ec7n.<\/p>\n<hr data-start=\"3811\" data-end=\"3814\" \/>\n<h3 data-section-id=\"1dgcjrg\" data-start=\"3816\" data-end=\"3899\"><span class=\"ez-toc-section\" id=\"32_Cong_tac_cat_ong_xu_ly_dau_ong_va_dam_bao_do_chinh_xac_trong_lap_ghep\"><\/span><span role=\"text\"><strong data-start=\"3820\" data-end=\"3899\">3.2. C\u00f4ng t\u00e1c c\u1eaft \u1ed1ng, x\u1eed l\u00fd \u0111\u1ea7u \u1ed1ng v\u00e0 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 ch\u00ednh x\u00e1c trong l\u1eafp gh\u00e9p<\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p data-start=\"3901\" data-end=\"4149\">\u1ed0ng \u0111\u1ed3ng c\u1ea7n \u0111\u01b0\u1ee3c c\u1eaft b\u1eb1ng d\u1ee5ng c\u1ee5 chuy\u00ean d\u1ee5ng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o m\u1eb7t c\u1eaft vu\u00f4ng g\u00f3c tuy\u1ec7t \u0111\u1ed1i v\u1edbi tr\u1ee5c \u1ed1ng, tr\u00e1nh hi\u1ec7n t\u01b0\u1ee3ng m\u00e9o \u1ed1ng ho\u1eb7c t\u1ea1o ba via b\u00ean trong, b\u1edfi v\u00ec nh\u1eefng l\u1ed7i n\u00e0y c\u00f3 th\u1ec3 g\u00e2y c\u1ea3n tr\u1edf d\u00f2ng ch\u1ea3y c\u1ee7a m\u00f4i ch\u1ea5t ho\u1eb7c l\u00e0m gi\u1ea3m ch\u1ea5t l\u01b0\u1ee3ng m\u1ed1i h\u00e0n.<\/p>\n<p data-start=\"4151\" data-end=\"4330\">Sau khi c\u1eaft, \u0111\u1ea7u \u1ed1ng c\u1ea7n \u0111\u01b0\u1ee3c l\u00e0m s\u1ea1ch k\u1ef9 l\u01b0\u1ee1ng v\u00e0 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c v\u00e1t m\u00e9p nh\u1eb9 \u0111\u1ec3 t\u1ea1o \u0111i\u1ec1u ki\u1ec7n thu\u1eadn l\u1ee3i cho qu\u00e1 tr\u00ecnh th\u1ea9m th\u1ea5u c\u1ee7a kim lo\u1ea1i h\u00e0n v\u00e0o khe h\u1edf gi\u1eefa hai b\u1ec1 m\u1eb7t ti\u1ebfp x\u00fac.<\/p>\n<hr data-start=\"4332\" data-end=\"4335\" \/>\n<h3 data-section-id=\"16xsjm0\" data-start=\"4337\" data-end=\"4426\"><span class=\"ez-toc-section\" id=\"33_Bien_phap_thoi_khi_Nito_trong_qua_trinh_han_nham_bao_ve_be_mat_ben_trong_ong\"><\/span><span role=\"text\"><strong data-start=\"4341\" data-end=\"4426\">3.3. Bi\u1ec7n ph\u00e1p th\u1ed5i kh\u00ed Nit\u01a1 trong qu\u00e1 tr\u00ecnh h\u00e0n nh\u1eb1m b\u1ea3o v\u1ec7 b\u1ec1 m\u1eb7t b\u00ean trong \u1ed1ng<\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p data-start=\"4428\" data-end=\"4720\">Trong qu\u00e1 tr\u00ecnh thi c\u00f4ng h\u1ec7 th\u1ed1ng \u1ed1ng \u0111\u1ed3ng cho \u0111i\u1ec1u h\u00f2a kh\u00f4ng kh\u00ed, vi\u1ec7c th\u1ed5i kh\u00ed Nit\u01a1 li\u00ean t\u1ee5c v\u00e0o b\u00ean trong \u0111\u01b0\u1eddng \u1ed1ng v\u1edbi \u00e1p su\u1ea5t th\u1ea5p l\u00e0 m\u1ed9t y\u00eau c\u1ea7u b\u1eaft bu\u1ed9c nh\u1eb1m ng\u0103n ch\u1eb7n qu\u00e1 tr\u00ecnh oxy h\u00f3a x\u1ea3y ra d\u01b0\u1edbi t\u00e1c \u0111\u1ed9ng c\u1ee7a nhi\u1ec7t \u0111\u1ed9 cao, t\u1eeb \u0111\u00f3 tr\u00e1nh h\u00ecnh th\u00e0nh mu\u1ed9i than ho\u1eb7c c\u1eb7n b\u1ea9n b\u00ean trong \u1ed1ng.<\/p>\n<p data-start=\"4722\" data-end=\"4948\">N\u1ebfu kh\u00f4ng th\u1ef1c hi\u1ec7n bi\u1ec7n ph\u00e1p n\u00e0y, c\u00e1c t\u1ea1p ch\u1ea5t sinh ra trong qu\u00e1 tr\u00ecnh h\u00e0n c\u00f3 th\u1ec3 di chuy\u1ec3n theo d\u00f2ng m\u00f4i ch\u1ea5t v\u00e0 g\u00e2y t\u1eafc ngh\u1ebdn c\u00e1c thi\u1ebft b\u1ecb quan tr\u1ecdng nh\u01b0 van ti\u1ebft l\u01b0u ho\u1eb7c l\u00e0m h\u1ecfng m\u00e1y n\u00e9n, d\u1eabn \u0111\u1ebfn chi ph\u00ed s\u1eeda ch\u1eefa r\u1ea5t l\u1edbn.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-921\" src=\"https:\/\/trieuminh.com\/wp-content\/uploads\/2026\/03\/HAN-ONG-DONG-2png.png\" alt=\"H\u00c0N \u1ed0NG \u0110\u1ed2NG\" width=\"824\" height=\"824\" srcset=\"https:\/\/trieuminh.com\/wp-content\/uploads\/2026\/03\/HAN-ONG-DONG-2png.png 1024w, https:\/\/trieuminh.com\/wp-content\/uploads\/2026\/03\/HAN-ONG-DONG-2png-768x768.png 768w\" sizes=\"auto, (max-width: 824px) 100vw, 824px\" \/><\/p>\n<hr data-start=\"4950\" data-end=\"4953\" \/>\n<h3 data-section-id=\"w9kkp4\" data-start=\"4955\" data-end=\"5054\"><span class=\"ez-toc-section\" id=\"34_Ky_thuat_gia_nhiet_va_dua_que_han_dung_cach_de_dam_bao_moi_han_dat_chat_luong_cao_nhat\"><\/span><span role=\"text\"><strong data-start=\"4959\" data-end=\"5054\">3.4. K\u1ef9 thu\u1eadt gia nhi\u1ec7t v\u00e0 \u0111\u01b0a que h\u00e0n \u0111\u00fang c\u00e1ch \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o m\u1ed1i h\u00e0n \u0111\u1ea1t ch\u1ea5t l\u01b0\u1ee3ng cao nh\u1ea5t<\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p data-start=\"5056\" data-end=\"5378\">Trong qu\u00e1 tr\u00ecnh h\u00e0n, ng\u01b0\u1eddi th\u1ee3 c\u1ea7n th\u1ef1c hi\u1ec7n vi\u1ec7c gia nhi\u1ec7t \u0111\u1ec1u xung quanh khu v\u1ef1c m\u1ed1i n\u1ed1i, tr\u00e1nh t\u1eadp trung nhi\u1ec7t v\u00e0o m\u1ed9t \u0111i\u1ec3m duy nh\u1ea5t, \u0111\u1ed3ng th\u1eddi kh\u00f4ng \u0111\u01b0\u1ee3c \u0111\u1ed1t tr\u1ef1c ti\u1ebfp v\u00e0o que h\u00e0n m\u00e0 ph\u1ea3i l\u00e0m n\u00f3ng v\u1eadt li\u1ec7u n\u1ec1n tr\u01b0\u1edbc, sau \u0111\u00f3 m\u1edbi \u0111\u01b0a que h\u00e0n v\u00e0o \u0111\u1ec3 kim lo\u1ea1i n\u00f3ng ch\u1ea3y t\u1ef1 \u0111\u1ed9ng th\u1ea9m th\u1ea5u v\u00e0o khe h\u1edf nh\u1edd hi\u1ec7n t\u01b0\u1ee3ng mao d\u1eabn.<\/p>\n<p data-start=\"5380\" data-end=\"5615\">Vi\u1ec7c ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9 l\u00e0 y\u1ebfu t\u1ed1 c\u1ef1c k\u1ef3 quan tr\u1ecdng, b\u1edfi v\u00ec n\u1ebfu nhi\u1ec7t \u0111\u1ed9 qu\u00e1 th\u1ea5p s\u1ebd khi\u1ebfn m\u1ed1i h\u00e0n kh\u00f4ng ng\u1ea5u v\u00e0 d\u1ec5 b\u1ecb r\u00f2 r\u1ec9, trong khi n\u1ebfu nhi\u1ec7t \u0111\u1ed9 qu\u00e1 cao c\u00f3 th\u1ec3 l\u00e0m ch\u00e1y \u1ed1ng, bi\u1ebfn d\u1ea1ng v\u1eadt li\u1ec7u v\u00e0 gi\u1ea3m tu\u1ed5i th\u1ecd c\u1ee7a to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng.<\/p>\n<hr data-start=\"5617\" data-end=\"5620\" \/>\n<h3 data-section-id=\"c863xw\" data-start=\"5622\" data-end=\"5696\"><span class=\"ez-toc-section\" id=\"35_Cong_tac_kiem_tra_moi_han_thu_kin_va_nghiem_thu_sau_thi_cong\"><\/span><span role=\"text\"><strong data-start=\"5626\" data-end=\"5696\">3.5. C\u00f4ng t\u00e1c ki\u1ec3m tra m\u1ed1i h\u00e0n, th\u1eed k\u00edn v\u00e0 nghi\u1ec7m thu sau thi c\u00f4ng<\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p data-start=\"5698\" data-end=\"5979\">Sau khi ho\u00e0n t\u1ea5t qu\u00e1 tr\u00ecnh h\u00e0n, to\u00e0n b\u1ed9 c\u00e1c m\u1ed1i n\u1ed1i c\u1ea7n \u0111\u01b0\u1ee3c ki\u1ec3m tra b\u1eb1ng m\u1eaft th\u01b0\u1eddng \u0111\u1ec3 ph\u00e1t hi\u1ec7n c\u00e1c khuy\u1ebft t\u1eadt nh\u01b0 r\u1ed7 kh\u00ed, n\u1ee9t ho\u1eb7c thi\u1ebfu v\u1eadt li\u1ec7u h\u00e0n, \u0111\u1ed3ng th\u1eddi ti\u1ebfn h\u00e0nh th\u1eed \u00e1p b\u1eb1ng kh\u00ed Nit\u01a1 \u1edf \u00e1p su\u1ea5t cao k\u1ebft h\u1ee3p v\u1edbi dung d\u1ecbch x\u00e0 ph\u00f2ng \u0111\u1ec3 ki\u1ec3m tra kh\u1ea3 n\u0103ng r\u00f2 r\u1ec9 c\u1ee7a h\u1ec7 th\u1ed1ng.<\/p>\n<p data-start=\"5981\" data-end=\"6136\">\u0110\u00e2y l\u00e0 b\u01b0\u1edbc quan tr\u1ecdng nh\u1eb1m \u0111\u1ea3m b\u1ea3o to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng \u0111\u1ea1t y\u00eau c\u1ea7u v\u1ec1 \u0111\u1ed9 k\u00edn tr\u01b0\u1edbc khi ti\u1ebfn h\u00e0nh h\u00fat ch\u00e2n kh\u00f4ng v\u00e0 n\u1ea1p m\u00f4i ch\u1ea5t l\u1ea1nh v\u00e0o v\u1eadn h\u00e0nh ch\u00ednh th\u1ee9c.<\/p>\n<hr data-start=\"6138\" data-end=\"6141\" \/>\n<h2 data-section-id=\"jqszwv\" data-start=\"6143\" data-end=\"6238\"><span class=\"ez-toc-section\" id=\"4_Cac_loi_pho_bien_trong_thi_cong_han_ong_dong_va_hau_qua_nghiem_trong_doi_voi_he_thong\"><\/span><span role=\"text\"><strong data-start=\"6146\" data-end=\"6238\">4. C\u00e1c l\u1ed7i ph\u1ed5 bi\u1ebfn trong thi c\u00f4ng h\u00e0n \u1ed1ng \u0111\u1ed3ng v\u00e0 h\u1eadu qu\u1ea3 nghi\u00eam tr\u1ecdng \u0111\u1ed1i v\u1edbi h\u1ec7 th\u1ed1ng<\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p data-start=\"6240\" data-end=\"6553\">Trong th\u1ef1c t\u1ebf thi c\u00f4ng, m\u1ed9t s\u1ed1 l\u1ed7i ph\u1ed5 bi\u1ebfn nh\u01b0 kh\u00f4ng th\u1ed5i kh\u00ed Nit\u01a1 trong qu\u00e1 tr\u00ecnh h\u00e0n, kh\u00f4ng l\u00e0m s\u1ea1ch b\u1ec1 m\u1eb7t \u1ed1ng tr\u01b0\u1edbc khi h\u00e0n, ho\u1eb7c ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9 kh\u00f4ng ph\u00f9 h\u1ee3p \u0111\u1ec1u c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn c\u00e1c v\u1ea5n \u0111\u1ec1 nghi\u00eam tr\u1ecdng nh\u01b0 t\u1eafc ngh\u1ebdn h\u1ec7 th\u1ed1ng, r\u00f2 r\u1ec9 m\u00f4i ch\u1ea5t l\u1ea1nh, gi\u1ea3m hi\u1ec7u su\u1ea5t l\u00e0m l\u1ea1nh v\u00e0 th\u1eadm ch\u00ed g\u00e2y h\u01b0 h\u1ecfng thi\u1ebft b\u1ecb.<\/p>\n<p data-start=\"6555\" data-end=\"6695\">Nh\u1eefng l\u1ed7i n\u00e0y kh\u00f4ng ch\u1ec9 l\u00e0m t\u0103ng chi ph\u00ed b\u1ea3o tr\u00ec m\u00e0 c\u00f2n \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn uy t\u00edn c\u1ee7a nh\u00e0 th\u1ea7u thi c\u00f4ng trong c\u00e1c d\u1ef1 \u00e1n MEP quy m\u00f4 l\u1edbn.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-917\" src=\"https:\/\/trieuminh.com\/wp-content\/uploads\/2026\/03\/HAN-ONG-DONG.jpg\" alt=\"\" width=\"857\" height=\"571\" srcset=\"https:\/\/trieuminh.com\/wp-content\/uploads\/2026\/03\/HAN-ONG-DONG.jpg 1024w, https:\/\/trieuminh.com\/wp-content\/uploads\/2026\/03\/HAN-ONG-DONG-768x512.jpg 768w\" sizes=\"auto, (max-width: 857px) 100vw, 857px\" \/><\/p>\n<hr data-start=\"6697\" data-end=\"6700\" \/>\n<h2 data-section-id=\"1uqjnt9\" data-start=\"6702\" data-end=\"6813\"><span class=\"ez-toc-section\" id=\"5_Ket_luan_Tam_quan_trong_cua_bien_phap_thi_cong_han_ong_dong_trong_viec_dam_bao_chat_luong_cong_trinh\"><\/span><span role=\"text\"><strong data-start=\"6705\" data-end=\"6813\">5. K\u1ebft lu\u1eadn: T\u1ea7m quan tr\u1ecdng c\u1ee7a bi\u1ec7n ph\u00e1p thi c\u00f4ng h\u00e0n \u1ed1ng \u0111\u1ed3ng trong vi\u1ec7c \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng c\u00f4ng tr\u00ecnh<\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p data-start=\"6815\" data-end=\"7106\">C\u00f3 th\u1ec3 th\u1ea5y r\u1eb1ng, vi\u1ec7c \u00e1p d\u1ee5ng \u0111\u00fang bi\u1ec7n ph\u00e1p thi c\u00f4ng h\u00e0n \u1ed1ng \u0111\u1ed3ng theo ti\u00eau chu\u1ea9n k\u1ef9 thu\u1eadt kh\u00f4ng ch\u1ec9 gi\u00fap \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 k\u00edn, \u0111\u1ed9 b\u1ec1n v\u00e0 hi\u1ec7u su\u1ea5t v\u1eadn h\u00e0nh c\u1ee7a h\u1ec7 th\u1ed1ng m\u00e0 c\u00f2n g\u00f3p ph\u1ea7n k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd thi\u1ebft b\u1ecb, gi\u1ea3m thi\u1ec3u r\u1ee7i ro s\u1ef1 c\u1ed1 v\u00e0 t\u1ed1i \u01b0u chi ph\u00ed v\u1eadn h\u00e0nh trong su\u1ed1t v\u00f2ng \u0111\u1eddi c\u00f4ng tr\u00ecnh.<\/p>\n<p data-start=\"7108\" data-end=\"7331\">Do \u0111\u00f3, c\u00e1c \u0111\u01a1n v\u1ecb thi c\u00f4ng c\u1ea7n \u0111\u1eb7c bi\u1ec7t ch\u00fa tr\u1ecdng \u0111\u1ebfn vi\u1ec7c \u0111\u00e0o t\u1ea1o tay ngh\u1ec1 th\u1ee3, ki\u1ec3m so\u00e1t quy tr\u00ecnh thi c\u00f4ng v\u00e0 tu\u00e2n th\u1ee7 nghi\u00eam ng\u1eb7t c\u00e1c ti\u00eau chu\u1ea9n k\u1ef9 thu\u1eadt nh\u1eb1m \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng cao nh\u1ea5t cho t\u1eebng m\u1ed1i h\u00e0n trong h\u1ec7 th\u1ed1ng.<\/p>\n<h2 data-section-id=\"1uqjnt9\" data-start=\"6702\" data-end=\"6813\"><span class=\"ez-toc-section\" id=\"6_FILE_BIEN_PHAP_THI_CONG_MAU\"><\/span><span role=\"text\"><strong data-start=\"6705\" data-end=\"6813\">6. FILE BI\u1ec6N PH\u00c1P THI C\u00d4NG M\u1eaaU:<\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><a href=\"https:\/\/trieuminh.com\/wp-content\/uploads\/2026\/03\/BPTCong-han-ong-dong.doc\">T\u1ea3i: Bi\u1ec7n ph\u00e1p thi c\u00f4ng h\u00e0n \u1ed1ng \u0111\u1ed3ng<\/a><\/p>\n<h1 data-section-id=\"1ioo5z0\" data-start=\"7258\" data-end=\"7268\"><span class=\"ez-toc-section\" id=\"Lien_He\"><\/span>Li\u00ean H\u1ec7:<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p><strong>TRIEU MINH ENGINEERING COMPANY<\/strong><\/p>\n<p><strong>\u0110\u1ecaA CH\u1ec8: 109 NGUY\u1ec4N TH\u1eca NHUNG. P. HI\u1ec6P B\u00ccNH, TP. H\u1ed2 CH\u00cd MINH<\/strong><\/p>\n<p><strong>MAIL: TRIEUMINH@TRIEUMINH.COM<\/strong><\/p>\n<p><strong>\u0110I\u1ec6N THO\u1ea0I (ZALO): 0976.422.223<\/strong><\/p>\n<p>More<\/p>\n<p><a title=\"T\u1ea1i sao ch\u1ecdn c\u00f4ng ty Tri\u1ec1u Minh l\u00e0m nh\u00e0 th\u1ea7u c\u01a1 \u0111i\u1ec7n\" href=\"https:\/\/trieuminh.com\/en\/nha-thau-co-dien-tot\/\">T\u1ea1i sao ch\u1ecdn c\u00f4ng ty Tri\u1ec1u Minh l\u00e0m nh\u00e0 th\u1ea7u c\u01a1 \u0111i\u1ec7n<\/a><\/p>\n<p><a title=\"Main MEP contractor Trieu Minh\" href=\"https:\/\/trieuminh.com\/en\/tong-thau-co-dien-mep-design-build\/\">Main MEP contractor Trieu Minh<\/a><\/p>\n<p><a href=\"https:\/\/trieuminh.com\/en\/thi-cong-he-thong-dieu-hoa-khong-khi-va-thong-gio\/\">Thi c\u00f4ng h\u1ec7 th\u1ed1ng \u0110HKK v\u00e0 Th\u00f4ng gi\u00f3<\/a><br \/>\n<a title=\"Fanpage Tri\u1ec1u Minh\" href=\"https:\/\/www.facebook.com\/profile.php?id=61586129903680\" target=\"_blank\" rel=\"noopener\">Fanpage Tri\u1ec1u Minh<\/a><\/p>\n<div class=\"blog-share text-center\"><\/div>\n<\/p>","protected":false},"excerpt":{"rendered":"<p>BI\u1ec6N PH\u00c1P THI C\u00d4NG H\u00c0N \u1ed0NG \u0110\u1ed2NG TRONG H\u1ec6 TH\u1ed0NG HVAC 1. T\u1ed5ng quan v\u1ec1 bi\u1ec7n ph\u00e1p thi c\u00f4ng h\u00e0n \u1ed1ng \u0111\u1ed3ng trong h\u1ec7 th\u1ed1ng c\u01a1 \u0111i\u1ec7n (MEP) Trong c\u00e1c h\u1ec7 th\u1ed1ng c\u01a1 \u0111i\u1ec7n c\u00f4ng tr\u00ecnh hi\u1ec7n \u0111\u1ea1i, \u0111\u1eb7c bi\u1ec7t l\u00e0 c\u00e1c h\u1ec7 th\u1ed1ng \u0111i\u1ec1u h\u00f2a kh\u00f4ng kh\u00ed trung t\u00e2m, h\u1ec7 th\u1ed1ng chiller, h\u1ec7 th\u1ed1ng<\/p>","protected":false},"author":1,"featured_media":921,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2,18],"tags":[38,110,56,41,111,42,39],"class_list":["post-913","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tai-lieu","category-blog","tag-dieu-hoa-khong-khi","tag-han-ong-dong","tag-hvac","tag-may-lanh","tag-may-lanh-trung-tam","tag-ong-gio","tag-thong-gio"],"_links":{"self":[{"href":"https:\/\/trieuminh.com\/en\/wp-json\/wp\/v2\/posts\/913","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/trieuminh.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/trieuminh.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/trieuminh.com\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/trieuminh.com\/en\/wp-json\/wp\/v2\/comments?post=913"}],"version-history":[{"count":6,"href":"https:\/\/trieuminh.com\/en\/wp-json\/wp\/v2\/posts\/913\/revisions"}],"predecessor-version":[{"id":1464,"href":"https:\/\/trieuminh.com\/en\/wp-json\/wp\/v2\/posts\/913\/revisions\/1464"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/trieuminh.com\/en\/wp-json\/wp\/v2\/media\/921"}],"wp:attachment":[{"href":"https:\/\/trieuminh.com\/en\/wp-json\/wp\/v2\/media?parent=913"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/trieuminh.com\/en\/wp-json\/wp\/v2\/categories?post=913"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/trieuminh.com\/en\/wp-json\/wp\/v2\/tags?post=913"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}