{"id":6506,"date":"2024-08-05T10:33:09","date_gmt":"2024-08-05T10:33:09","guid":{"rendered":"https:\/\/busbarmanufacturer.com\/?p=6506"},"modified":"2025-05-21T05:52:04","modified_gmt":"2025-05-21T05:52:04","slug":"connect-aluminum-conductors-to-copper","status":"publish","type":"post","link":"https:\/\/busbarmanufacturer.com\/vi\/connect-aluminum-conductors-to-copper\/","title":{"rendered":"How do I connect aluminum conductors to copper bus bars?"},"content":{"rendered":"

C\u00f3 nhu c\u1ea7u ng\u00e0y c\u00e0ng t\u0103ng v\u1ec1 vi\u1ec7c k\u1ebft n\u1ed1i c\u00e1c d\u00e2y d\u1eabn nh\u00f4m v\u1edbi thanh \u0111\u1ed3ng<\/strong><\/span><\/a> trong h\u1ec7 th\u1ed1ng \u0111i\u1ec7n, thi\u1ebft b\u1ecb n\u0103ng l\u01b0\u1ee3ng m\u1edbi v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p. Tuy nhi\u00ean, s\u1ef1 kh\u00e1c bi\u1ec7t v\u1ec1 t\u00ednh ch\u1ea5t v\u1eadt l\u00fd v\u00e0 h\u00f3a h\u1ecdc c\u1ee7a hai kim lo\u1ea1i c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn c\u00e1c v\u1ea5n \u0111\u1ec1 nh\u01b0 \u0103n m\u00f2n \u0111i\u1ec7n h\u00f3a v\u00e0 \u0111i\u1ec7n tr\u1edf ti\u1ebfp x\u00fac t\u0103ng cao. D\u1ef1a tr\u00ean c\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u1ee7a ng\u00e0nh v\u00e0 d\u1eef li\u1ec7u th\u1ef1c nghi\u1ec7m, b\u00e0i b\u00e1o n\u00e0y ph\u00e2n t\u00edch n\u0103m th\u00e1ch th\u1ee9c c\u1ed1t l\u00f5i c\u1ee7a k\u1ebft n\u1ed1i nh\u00f4m-\u0111\u1ed3ng v\u00e0 cung c\u1ea5p c\u00e1c gi\u1ea3i ph\u00e1p th\u1ef1c t\u1ebf \u0111\u1ec3 gi\u00fap \u0111\u1ea1t \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i kim lo\u1ea1i ch\u00e9o an to\u00e0n, \u0111\u00e1ng tin c\u1eady v\u00e0 tu\u1ed5i th\u1ecd cao.<\/p>\n

Nh\u1eefng th\u00e1ch th\u1ee9c c\u1ee7a k\u1ebft n\u1ed1i nh\u00f4m-\u0111\u1ed3ng<\/span><\/h2>\n
    \n
  1. \u0102n m\u00f2n \u0111i\u1ec7n h\u00f3a: qu\u00e1 tr\u00ecnh oxy h\u00f3a kim lo\u1ea1i do t\u00e1c \u0111\u1ed9ng c\u1ee7a pin s\u01a1 c\u1ea5p
    \nKhi nh\u00f4m (\u0111i\u1ec7n th\u1ebf \u0111i\u1ec7n c\u1ef1c chu\u1ea9n -1,66V) v\u00e0 \u0111\u1ed3ng (+0,34V) ti\u1ebfp x\u00fac tr\u1ef1c ti\u1ebfp, trong m\u00f4i tr\u01b0\u1eddng \u1ea9m \u01b0\u1edbt h\u00ecnh th\u00e0nh m\u1ed9t cell s\u01a1 c\u1ea5p, nh\u00f4m ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t anot \u0111\u1ec3 t\u0103ng t\u1ed1c \u0111\u1ed9 \u0103n m\u00f2n, d\u1eabn \u0111\u1ebfn \u0111i\u1ec7n tr\u1edf b\u1ec1 m\u1eb7t ti\u1ebfp x\u00fac cao h\u01a1n. C\u00e1c th\u00ed nghi\u1ec7m cho th\u1ea5y \u0111\u1ed1i v\u1edbi c\u00e1c m\u1ed1i n\u1ed1i nh\u00f4m-\u0111\u1ed3ng ch\u01b0a qua x\u1eed l\u00fd trong th\u1eed nghi\u1ec7m phun mu\u1ed1i, nhi\u1ec7t \u0111\u1ed9 t\u0103ng c\u00f3 th\u1ec3 \u0111\u1ea1t t\u1edbi h\u01a1n 200 \u2103.<\/li>\n
  2. S\u1ef1 kh\u00e1c bi\u1ec7t trong h\u1ec7 s\u1ed1 gi\u00e3n n\u1edf nhi\u1ec7t: s\u1ef1 gi\u00e3n n\u1edf \u1ee9ng su\u1ea5t v\u00e0 s\u1ef1 ph\u00e1 h\u1ee7y ti\u1ebfp x\u00fac
    \nH\u1ec7 s\u1ed1 gi\u00e3n n\u1edf nhi\u1ec7t c\u1ee7a nh\u00f4m (23,1 x 10-\u2076\/ \u00b0C) cao h\u01a1n 1,4 l\u1ea7n so v\u1edbi \u0111\u1ed3ng (16,5 x 10-\u2076\/ \u00b0C). Bi\u1ebfn \u0111\u1ed9ng nhi\u1ec7t \u0111\u1ed9 c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn c\u00e1c khe h\u1edf nh\u1ecf \u1edf giao di\u1ec7n k\u1ebft n\u1ed1i v\u00e0 \u0111i\u1ec7n tr\u1edf ti\u1ebfp x\u00fac t\u0103ng cao, g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng qu\u00e1 nhi\u1ec7t c\u1ee5c b\u1ed9 ho\u1eb7c th\u1eadm ch\u00ed l\u00e0 n\u00f3ng ch\u1ea3y (H\u00ecnh 1).<\/li>\n
  3. Tr\u1edf kh\u00e1ng m\u00e0ng oxit: h\u00ecnh th\u00e0nh c\u00e1c l\u1edbp c\u00f3 \u0111i\u1ec7n tr\u1edf cao tr\u00ean b\u1ec1 m\u1eb7t nh\u00f4m
    \nNh\u00f4m ti\u1ebfp x\u00fac v\u1edbi kh\u00f4ng kh\u00ed s\u1ebd nhanh ch\u00f3ng t\u1ea1o ra l\u1edbp m\u00e0ng nh\u00f4m oxit (Al\u2082O\u2083); \u0111i\u1ec7n tr\u1edf su\u1ea5t c\u1ee7a n\u00f3 cao t\u1edbi 10\u00b9\u2074 \u03a9-cm, g\u1ea5p 1.000 l\u1ea7n so v\u1edbi l\u1edbp m\u00e0ng \u0111\u1ed3ng oxit. N\u1ebfu kh\u00f4ng lo\u1ea1i b\u1ecf, \u0111i\u1ec7n tr\u1edf m\u1ed1i n\u1ed1i s\u1ebd t\u0103ng th\u00eam 30%-50%.<\/li>\n
  4. S\u1ef1 kh\u00e1c bi\u1ec7t v\u1ec1 hi\u1ec7u su\u1ea5t bi\u1ebfn d\u1ea1ng: h\u1ecfng h\u00f3c c\u01a1 h\u1ecdc d\u01b0\u1edbi t\u1ea3i tr\u1ecdng d\u00e0i h\u1ea1n
    \n\u0110\u1ed9 b\u1ec1n k\u00e9o d\u00e0i c\u1ee7a nh\u00f4m ch\u1ec9 b\u1eb1ng 60% c\u1ee7a \u0111\u1ed3ng. Rung \u0111\u1ed9ng d\u00e0i h\u1ea1n ho\u1eb7c t\u1ea3i d\u00f2ng \u0111i\u1ec7n cao d\u1ec5 g\u00e2y bi\u1ebfn d\u1ea1ng d\u1ebbo, d\u1eabn \u0111\u1ebfn n\u1edbi l\u1ecfng c\u00e1c m\u1ed1i n\u1ed1i bu l\u00f4ng (H\u00ecnh 1).<\/li>\n
  5. C\u00e2n b\u1eb1ng chi ph\u00ed v\u00e0 quy tr\u00ecnh: C\u00e1c l\u1ef1a ch\u1ecdn k\u1ef9 thu\u1eadt cho nhu c\u1ea7u gi\u1ea3m tr\u1ecdng l\u01b0\u1ee3ng
    \nD\u00e2y d\u1eabn nh\u00f4m nh\u1eb9 h\u01a1n \u0111\u1ed3ng 60%, nh\u01b0ng qu\u00e1 tr\u00ecnh k\u1ebft n\u1ed1i t\u1ed1n k\u00e9m h\u01a1n 20%-40% (B\u1ea3ng 1). T\u00ednh kinh t\u1ebf v\u00e0 \u0111\u1ed9 tin c\u1eady c\u1ea7n \u0111\u01b0\u1ee3c c\u00e2n nh\u1eafc theo k\u1ecbch b\u1ea3n.<\/li>\n<\/ol>\n

    \u00a0So s\u00e1nh t\u00ednh ch\u1ea5t v\u1eadt l\u00fd c\u1ee7a \u0111\u1ed3ng v\u00e0 nh\u00f4m<\/strong><\/p>\n<\/div>\n

    \n\n\n\n\n\n\n\n\n\n
    C\u00e1c tham s\u1ed1<\/th>\n\u0110\u1ed3ng (C1100)<\/th>\nNh\u00f4m (6101-T6)<\/th>\n<\/tr>\n<\/thead>\n
    Conductivite (%IACS)<\/td>\n100 %<\/td>\n55 %<\/td>\n<\/tr>\n
    M\u1eadt \u0111\u1ed9 (g\/cm\u00b3)<\/td>\n8,96<\/td>\n2,70<\/td>\n<\/tr>\n
    H\u1ec7 s\u1ed1 gi\u00e3n n\u1edf nhi\u1ec7t (\u00d710-\u2076\/\u00b0C)<\/td>\n16.5<\/td>\n23.1<\/td>\n<\/tr>\n
    \u0110\u1ed9 b\u1ec1n k\u00e9o (MPa)<\/td>\n220<\/td>\n180<\/td>\n<\/tr>\n
    T\u1ef7 l\u1ec7 chi ph\u00ed \u1ee9ng d\u1ee5ng \u0111i\u1ec3n h\u00ecnh<\/td>\n1.0<\/td>\n0,6-0,8<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

    Quy tr\u00ecnh chu\u1ea9n h\u00f3a s\u00e1u b\u01b0\u1edbc<\/span><\/h2>\n

    B\u01b0\u1edbc 1: Ch\u1ecdn c\u00e1c k\u1ebft n\u1ed1i chuy\u1ec3n ti\u1ebfp chuy\u00ean bi\u1ec7t<\/p>\n

      \n
    • \u0110\u1ea7u n\u1ed1i chuy\u1ec3n ti\u1ebfp b\u1eb1ng \u0111\u1ed3ng v\u00e0 nh\u00f4m: C\u00e1c m\u1ed1i n\u1ed1i composite v\u1edbi quy tr\u00ecnh h\u00e0n ma s\u00e1t ho\u1eb7c h\u00e0n si\u00eau \u00e2m c\u00f3 th\u1ec3 c\u00f4 l\u1eadp s\u1ef1 th\u00e2m nh\u1eadp c\u1ee7a ch\u1ea5t \u0111i\u1ec7n ph\u00e2n v\u00e0 gi\u1ea3m nguy c\u01a1 \u0103n m\u00f2n.<\/li>\n
    • X\u1eed l\u00fd m\u1ea1: m\u1ea1 thi\u1ebfc (Sn-0,14V) ho\u1eb7c m\u1ea1 b\u1ea1c (Ag+0,80V) tr\u00ean \u0111\u1ea7u \u0111\u1ed3ng \u0111\u1ec3 thu h\u1eb9p hi\u1ec7u \u0111i\u1ec7n th\u1ebf v\u1edbi nh\u00f4m xu\u1ed1ng d\u01b0\u1edbi 0,8V (hi\u1ec7u \u0111i\u1ec7n th\u1ebf \u0111\u1ed3ng-nh\u00f4m ban \u0111\u1ea7u l\u00e0 2,0V).<\/li>\n<\/ul>\n

      B\u01b0\u1edbc 2: X\u1eed l\u00fd b\u1ec1 m\u1eb7t v\u00e0 ch\u1ed1ng oxy h\u00f3a<\/p>\n

        \n
      • M\u00e0i c\u01a1 h\u1ecdc: s\u1eed d\u1ee5ng gi\u1ea5y nh\u00e1m 120 grit \u0111\u1ec3 lo\u1ea1i b\u1ecf l\u1edbp m\u00e0ng oxit tr\u00ean b\u1ec1 m\u1eb7t nh\u00f4m v\u00e0 ki\u1ec3m so\u00e1t \u0111\u1ed9 nh\u00e1m c\u1ee7a b\u1ec1 m\u1eb7t ti\u1ebfp x\u00fac \u1edf Ra\u22643.2\u03bcm.<\/li>\n
      • X\u1eed l\u00fd b\u1eb1ng h\u00f3a ch\u1ea5t: Phun keo d\u1eabn \u0111i\u1ec7n c\u00f3 ch\u1ee9a k\u1ebdm cromat \u0111\u1ec3 l\u1ea5p \u0111\u1ea7y c\u00e1c l\u1ed7 r\u1ed7ng c\u1ef1c nh\u1ecf v\u00e0 ng\u0103n ch\u1eb7n oxy.<\/li>\n<\/ul>\n

        B\u01b0\u1edbc 3: Ki\u1ec3m so\u00e1t m\u00f4-men xo\u1eafn ch\u00ednh x\u00e1c v\u00e0 thi\u1ebft k\u1ebf ch\u1ed1ng n\u1edbi l\u1ecfng<\/p>\n

          \n
        • K\u00edch th\u01b0\u1edbc bu l\u00f4ng: M\u00f4-men xo\u1eafn khuy\u1ebfn ngh\u1ecb l\u00e0 10-12 Nm cho bu l\u00f4ng M8, v\u1edbi v\u00f2ng \u0111\u1ec7m l\u00f2 xo \u0111\u0129a \u0111\u1ec3 b\u00f9 cho s\u1ef1 gi\u00e3n n\u1edf v\u00ec nhi\u1ec7t (H\u00ecnh 2).<\/li>\n
        • Gi\u00e1m s\u00e1t \u00e1p su\u1ea5t ti\u1ebfp x\u00fac: X\u00e1c \u0111\u1ecbnh gi\u00e1 tr\u1ecb t\u1edbi h\u1ea1n (\u0394R\/\u0394\u03c3\uff1c-0.1\u03bc\u03a9\/MPa) b\u1eb1ng \u0111\u01b0\u1eddng cong \u1ee9ng su\u1ea5t-\u0111i\u1ec7n tr\u1edf.<\/li>\n<\/ul>\n

          B\u01b0\u1edbc 4: L\u1ef1a ch\u1ecdn quy tr\u00ecnh h\u00e0n<\/p>\n

            \n
          • H\u00e0n khu\u1ea5y ma s\u00e1t (FSW): Th\u00edch h\u1ee3p cho c\u00e1c k\u1ebft n\u1ed1i c\u00f3 ti\u1ebft di\u1ec7n l\u1edbn v\u1edbi \u0111\u1ed9 b\u1ec1n m\u1ed1i h\u00e0n l\u00ean t\u1edbi 90% c\u1ee7a v\u1eadt li\u1ec7u c\u01a1 b\u1ea3n.<\/li>\n
          • H\u00e0n b\u1eb1ng laser: S\u1eed d\u1ee5ng v\u1eadt li\u1ec7u h\u00e0n Zn-Al (\u0111i\u1ec3m n\u00f3ng ch\u1ea3y 380\u00b0C) \u0111\u1ec3 tr\u00e1nh t\u1ea1o ra pha CuAl\u2082 gi\u00f2n.<\/li>\n<\/ul>\n

            B\u01b0\u1edbc 5: C\u00e1ch nhi\u1ec7t v\u00e0 b\u1ea3o v\u1ec7<\/p>\n

              \n
            • B\u1ea3o v\u1ec7 hai l\u1edbp: l\u1edbp trong \u0111\u01b0\u1ee3c qu\u1ea5n b\u1eb1ng b\u0103ng keo cao su silicon t\u1ef1 d\u00ednh, l\u1edbp ngo\u00e0i b\u1eb1ng \u1ed1ng co nhi\u1ec7t d\u00e0y (ch\u1ecbu nhi\u1ec7t 125\u2103) \u0111\u1ec3 ng\u0103n h\u01a1i \u1ea9m v\u00e0 h\u01a1i mu\u1ed1i.<\/li>\n<\/ul>\n

              B\u01b0\u1edbc 6: Ki\u1ec3m tra v\u00e0 b\u1ea3o d\u01b0\u1ee1ng th\u01b0\u1eddng xuy\u00ean<\/p>\n

                \n
              • Ch\u1ee5p \u1ea3nh nhi\u1ec7t h\u1ed3ng ngo\u1ea1i: Ki\u1ec3m tra h\u00e0ng qu\u00fd; nhi\u1ec7t \u0111\u1ed9 t\u0103ng t\u1ea1i c\u00e1c m\u1ed1i n\u1ed1i ph\u1ea3i th\u1ea5p h\u01a1n nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng xung quanh 30\u2103 (ti\u00eau chu\u1ea9n IEC 61439-1).<\/li>\n
              • \u0110\u00e1nh gi\u00e1 \u0103n m\u00f2n: \u0110o \u0111i\u1ec7n tr\u1edf ti\u1ebfp x\u00fac b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p b\u1ed1n \u0111\u1ea7u d\u00f2, v\u1edbi m\u1ee9c t\u0103ng h\u01a1n 20% c\u1ea7n x\u1eed l\u00fd l\u1ea1i.<\/li>\n<\/ul>\n

                C\u00e1c tr\u01b0\u1eddng h\u1ee3p ng\u00e0nh c\u00f4ng nghi\u1ec7p<\/span><\/h2>\n
                  \n
                1. B\u1ed9 d\u00e2y \u0111i\u1ec7n cao th\u1ebf cho xe \u0111i\u1ec7n: m\u1ed9t c\u00f4ng ty \u00f4 t\u00f4 \u00e1p d\u1ee5ng gi\u1ea3i ph\u00e1p h\u00e0ng nh\u00f4m m\u1ea1 b\u1ea1c + \u0111\u1ea7u c\u1ef1c b\u1eb1ng \u0111\u1ed3ng, sau 96 gi\u1edd th\u1eed nghi\u1ec7m phun mu\u1ed1i, nhi\u1ec7t \u0111\u1ed9 ch\u1ec9 t\u0103ng 15\u2103 v\u00e0 tu\u1ed5i th\u1ecd t\u0103ng g\u1ea5p 3 l\u1ea7n.<\/li>\n
                2. K\u1ebft n\u1ed1i bi\u1ebfn t\u1ea7n quang \u0111i\u1ec7n: T\u1ef7 l\u1ec7 h\u1ecfng h\u00f3c sau 10 n\u0103m gi\u1ea3m t\u1eeb 12% xu\u1ed1ng 1,5% \u0111\u1ed1i v\u1edbi h\u1ec7 th\u1ed1ng s\u1eed d\u1ee5ng \u0111\u1ea7u n\u1ed1i chuy\u1ec3n ti\u1ebfp \u0111\u1ed3ng-nh\u00f4m (b\u00e1o c\u00e1o c\u1ee7a T\u00dcV Rheinland).<\/li>\n<\/ol>\n

                  Ph\u1ea7n k\u1ebft lu\u1eadn<\/span><\/h2>\n

                  Nh\u1eefng kh\u00f3 kh\u0103n v\u1ec1 m\u1eb7t k\u1ef9 thu\u1eadt trong k\u1ebft n\u1ed1i nh\u00f4m-\u0111\u1ed3ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c gi\u1ea3i quy\u1ebft b\u1eb1ng c\u00e1ch c\u1ea3i ti\u1ebfn v\u1eadt li\u1ec7u v\u00e0 t\u1ed1i \u01b0u h\u00f3a quy tr\u00ecnh:<\/p>\n

                    \n
                  1. \u01afu ti\u00ean s\u1eed d\u1ee5ng c\u00e1c b\u1ed9 ph\u1eadn chuy\u1ec3n ti\u1ebfp b\u1eb1ng \u0111\u1ed3ng v\u00e0 nh\u00f4m \u0111\u1ec3 tr\u00e1nh ti\u1ebfp x\u00fac tr\u1ef1c ti\u1ebfp.<\/li>\n
                  2. X\u1eed l\u00fd b\u1ec1 m\u1eb7t v\u00e0 ki\u1ec3m so\u00e1t m\u00f4-men xo\u1eafn l\u00e0 c\u1ed1t l\u00f5i c\u1ee7a vi\u1ec7c ng\u0103n ng\u1eeba \u0103n m\u00f2n v\u00e0 ch\u1ed1ng gi\u00e3n n\u1edf.<\/li>\n
                  3. Vi\u1ec7c theo d\u00f5i th\u01b0\u1eddng xuy\u00ean c\u00f3 th\u1ec3 cung c\u1ea5p c\u1ea3nh b\u00e1o s\u1edbm v\u1ec1 nh\u1eefng h\u1ecfng h\u00f3c ti\u1ec1m \u1ea9n.<\/li>\n<\/ol>\n<\/div><\/div><\/div><\/div><\/div>","protected":false},"excerpt":{"rendered":"

                    Nam lacinia arcu tortor, nec luctus nibh dignissim eu nulla sit amet maximus.<\/p>","protected":false},"author":1,"featured_media":6508,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"content-type":"","_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"cybocfi_hide_featured_image":"","footnotes":""},"categories":[2,4],"tags":[13,15],"class_list":["post-6506","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-creative","category-featured","tag-app","tag-camera"],"yoast_head":"\nHow do I connect aluminum conductors to copper bus bars?<\/title>\n<meta name=\"description\" content=\"Discover safe methods to connect aluminum conductors to copper busbars: Prevent galvanic corrosion, optimize torque control, and select transition connectors with IEC-compliant practices\" 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