{"id":300,"date":"2026-06-16T06:43:50","date_gmt":"2026-06-16T06:43:50","guid":{"rendered":"https:\/\/busbarmanufacturer.com\/?p=300"},"modified":"2026-06-16T06:43:52","modified_gmt":"2026-06-16T06:43:52","slug":"why-cant-a-copper-busbar-and-an-aluminum-busbar-be-directly-connected","status":"publish","type":"post","link":"https:\/\/busbarmanufacturer.com\/ja\/why-cant-a-copper-busbar-and-an-aluminum-busbar-be-directly-connected\/","title":{"rendered":"\u306a\u305c\u9285\u88fd\u306e\u30d0\u30b9\u30d0\u30fc\u3068\u30a2\u30eb\u30df\u30cb\u30a6\u30e0\u88fd\u306e\u30d0\u30b9\u30d0\u30fc\u3092\u76f4\u63a5\u63a5\u7d9a\u3067\u304d\u306a\u3044\u306e\u3067\u3057\u3087\u3046\u304b\uff1f"},"content":{"rendered":"<h2 id=\"introduction\" class=\"wp-block-heading\">\u306f\u3058\u3081\u306b<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/busbarmanufacturer.com\/ja\/copper-bus-bar\/\">\u9285\u88fd\u30d0\u30b9\u30d0\u30fc<\/a>&nbsp;\u305d\u3057\u3066&nbsp;<a href=\"https:\/\/busbarmanufacturer.com\/ja\/aluminum-bus-bar\/\">\u30a2\u30eb\u30df\u30cb\u30a6\u30e0\u88fd\u30d0\u30b9\u30d0\u30fc&nbsp;<\/a>\u3053\u308c\u3089\u306f\u3001\u96fb\u529b\u30b7\u30b9\u30c6\u30e0\u3084\u7523\u696d\u7528\u914d\u96fb\u306e\u5206\u91ce\u3067\u6700\u3082\u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u308b2\u3064\u306e\u5c0e\u96fb\u6027\u6750\u6599\u3067\u3059\u3002\u30b3\u30b9\u30c8\u3001\u8cc7\u6e90\u306e\u5165\u624b\u53ef\u80fd\u6027\u3001\u6280\u8853\u7684\u8981\u4ef6\u306e\u9055\u3044\u306b\u3088\u308a\u3001\u5b9f\u7528\u7684\u306a\u7528\u9014\u306b\u304a\u3044\u3066\u3053\u308c\u3089\u3092\u63a5\u7d9a\u3057\u3066\u4f7f\u7528\u3059\u308b\u5fc5\u8981\u304c\u751f\u3058\u308b\u3053\u3068\u304c\u3088\u304f\u3042\u308a\u307e\u3059\u3002 \u3057\u304b\u3057\u3001\u9285\u88fd\u3068\u30a2\u30eb\u30df\u30cb\u30a6\u30e0\u88fd\u306e\u30d0\u30b9\u30d0\u30fc\u3092\u76f4\u63a5\u63a5\u7d9a\u3059\u308b\u3068\u3001\u6df1\u523b\u306a\u5b89\u5168\u4e0a\u306e\u5371\u967a\u3092\u62db\u304f\u6050\u308c\u304c\u3042\u308a\u307e\u3059\u3002\u672c\u8a18\u4e8b\u3067\u306f\u3001\u9285\u88fd\u3068\u30a2\u30eb\u30df\u30cb\u30a6\u30e0\u88fd\u306e\u30d0\u30b9\u30d0\u30fc\u306e\u76f4\u63a5\u63a5\u7d9a\u306b\u95a2\u3059\u308b\u554f\u984c\u70b9\u3092\u6398\u308a\u4e0b\u3052\u3001\u305d\u306e\u80cc\u5f8c\u306b\u3042\u308b\u79d1\u5b66\u7684\u539f\u7406\u3092\u5206\u6790\u3059\u308b\u3068\u3068\u3082\u306b\u3001\u30a8\u30f3\u30b8\u30cb\u30a2\u3084\u6280\u8853\u8005\u304c\u6f5c\u5728\u7684\u306a\u30ea\u30b9\u30af\u3092\u56de\u907f\u3067\u304d\u308b\u3088\u3046\u3001\u5b89\u5168\u304b\u3064\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u63a5\u7d9a\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u3092\u63d0\u6848\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"960\" height=\"720\" src=\"https:\/\/busbarmanufacturer.com\/wp-content\/uploads\/2026\/06\/Copper-Busbar-and-an-Aluminum-Busbar-Be-Directly-Connected.jpg\" alt=\"\u9285\u88fd\u306e\u30d0\u30b9\u30d0\u30fc\u3068\u30a2\u30eb\u30df\u30cb\u30a6\u30e0\u88fd\u306e\u30d0\u30b9\u30d0\u30fc\u3092\u76f4\u63a5\u63a5\u7d9a\u3059\u308b\" class=\"wp-image-301\" srcset=\"https:\/\/busbarmanufacturer.com\/wp-content\/uploads\/2026\/06\/Copper-Busbar-and-an-Aluminum-Busbar-Be-Directly-Connected.jpg 960w, https:\/\/busbarmanufacturer.com\/wp-content\/uploads\/2026\/06\/Copper-Busbar-and-an-Aluminum-Busbar-Be-Directly-Connected-300x225.jpg 300w, https:\/\/busbarmanufacturer.com\/wp-content\/uploads\/2026\/06\/Copper-Busbar-and-an-Aluminum-Busbar-Be-Directly-Connected-768x576.jpg 768w, https:\/\/busbarmanufacturer.com\/wp-content\/uploads\/2026\/06\/Copper-Busbar-and-an-Aluminum-Busbar-Be-Directly-Connected-16x12.jpg 16w, https:\/\/busbarmanufacturer.com\/wp-content\/uploads\/2026\/06\/Copper-Busbar-and-an-Aluminum-Busbar-Be-Directly-Connected-600x450.jpg 600w\" sizes=\"auto, (max-width: 960px) 100vw, 960px\" \/><\/figure>\n\n\n\n<h2 id=\"1-electrochemical-corrosion-the-destructive-effect-of-primary-battery-effect\" class=\"wp-block-heading\">1. \u96fb\u6c17\u5316\u5b66\u7684\u8150\u98df\uff1a\u4e00\u6b21\u96fb\u6c60\u306b\u3088\u308b\u7834\u58ca\u7684\u5f71\u97ff<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u9285\u3068\u30a2\u30eb\u30df\u30cb\u30a6\u30e0\u304c\u76f4\u63a5\u63a5\u89e6\u3059\u308b\u3068\u3001\u7a7a\u6c17\u4e2d\u306e\u6c34\u5206\u3084\u4e8c\u9178\u5316\u70ad\u7d20\u3001\u305d\u306e\u4ed6\u306e\u4e0d\u7d14\u7269\u306e\u4f5c\u7528\u306b\u3088\u308a\u3001\u63a5\u89e6\u9762\u306b\u5bb9\u6613\u306b\u96fb\u89e3\u8cea\u304c\u5f62\u6210\u3055\u308c\u3001\u305d\u308c\u306b\u3088\u3063\u3066\u5b8c\u5168\u306a\u4e00\u6b21\u96fb\u6c60\u30b7\u30b9\u30c6\u30e0\u304c\u5f62\u6210\u3055\u308c\u308b\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u4e00\u6b21\u96fb\u6c60\u3067\u306f\u3001\u30a2\u30eb\u30df\u30cb\u30a6\u30e0\u306f\u5316\u5b66\u7684\u6027\u8cea\u304c\u3088\u308a\u6d3b\u6027\u3067\u3042\u308b\u305f\u3081\u8ca0\u6975\u3068\u306a\u308a\u3001\u4e00\u65b9\u3001\u9285\u306f\u5316\u5b66\u7684\u6027\u8cea\u304c\u3088\u308a\u5b89\u5b9a\u3057\u3066\u3044\u308b\u305f\u3081\u6b63\u6975\u3068\u306a\u308a\u307e\u3059\u3002\u3053\u306e\u6975\u6027\u306e\u9055\u3044\u306b\u3088\u308a\u3001\u30a2\u30eb\u30df\u30cb\u30a6\u30e0\u539f\u5b50\u306f\u5bb9\u6613\u306b\u96fb\u5b50\u3092\u5931\u3063\u3066\u30a2\u30eb\u30df\u30cb\u30a6\u30e0\u30a4\u30aa\u30f3\u3092\u5f62\u6210\u3057\u3001\u305d\u308c\u306b\u3088\u3063\u3066\u30a2\u30eb\u30df\u30cb\u30a6\u30e0\u306e\u9178\u5316\u3068\u8150\u98df\u304c\u4fc3\u9032\u3055\u308c\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u96fb\u6c17\u5316\u5b66\u7684\u8150\u98df\u306e\u76f4\u611f\u7684\u306b\u308f\u304b\u308b\u5146\u5019\u306f\u3001\u63a5\u89e6\u9762\u306b\u7070\u767d\u8272\u3092\u3057\u305f\u7269\u8cea\uff08\u9178\u5316\u30a2\u30eb\u30df\u30cb\u30a6\u30e0\uff09\u306e\u5c64\u304c\u5f62\u6210\u3055\u308c\u308b\u3053\u3068\u3067\u3059\u3002\u3053\u306e\u9178\u5316\u76ae\u819c\u306f\u975e\u5c0e\u96fb\u6027\u3067\u3042\u308b\u3060\u3051\u3067\u306a\u304f\u3001\u6642\u9593\u306e\u7d4c\u904e\u3068\u3068\u3082\u306b\u539a\u307f\u3092\u5897\u3057\u7d9a\u3051\u3001\u63a5\u89e6\u62b5\u6297\u306e\u6025\u6fc0\u306a\u4e0a\u6607\u3092\u62db\u304d\u307e\u3059\u3002 \u6e7f\u6c17\u3084\u8150\u98df\u6027\u306e\u3042\u308b\u74b0\u5883\u4e0b\u3067\u306f\u3001\u3053\u306e\u30d7\u30ed\u30bb\u30b9\u304c\u8457\u3057\u304f\u52a0\u901f\u3057\u3001\u77ed\u671f\u9593\u306e\u3046\u3061\u306b\u63a5\u7d9a\u90e8\u306e\u6027\u80fd\u304c\u8457\u3057\u304f\u4f4e\u4e0b\u3059\u308b\u539f\u56e0\u3068\u306a\u308b\u3002.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter\"><img decoding=\"async\" src=\"https:\/\/busbarmanufacturer.com\/wp-content\/uploads\/2025\/12\/aluminum-bus-bar-2.jpg\" alt=\"\u30a2\u30eb\u30df\u30cb\u30a6\u30e0\u88fd\u30d0\u30b9\u30d0\u30fc 2\" class=\"wp-image-7128\"\/><\/figure>\n\n\n\n<h2 id=\"2-differences-in-physical-properties-mismatch-between-thermal-expansion-and-mechanical-properties\" class=\"wp-block-heading\">2. \u7269\u7406\u7684\u6027\u8cea\u306e\u9055\u3044\uff1a\u71b1\u81a8\u5f35\u3068\u6a5f\u68b0\u7684\u6027\u8cea\u306e\u4e0d\u4e00\u81f4<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u96fb\u6c17\u5316\u5b66\u7684\u8150\u98df\u306e\u554f\u984c\u306b\u52a0\u3048\u3001\u9285\u3068\u30a2\u30eb\u30df\u30cb\u30a6\u30e0\u306e\u30d0\u30b9\u30d0\u30fc\u3092\u76f4\u63a5\u63a5\u7d9a\u3059\u308b\u5834\u5408\u3001\u7269\u6027\u306e\u4e0d\u4e00\u81f4\u3068\u3044\u3046\u8ab2\u984c\u3082\u751f\u3058\u307e\u3059\u3002\u9285\u3068\u30a2\u30eb\u30df\u30cb\u30a6\u30e0\u306e\u71b1\u81a8\u5f35\u4fc2\u6570\u306f\u5927\u304d\u304f\u7570\u306a\u308a\u3001\u30a2\u30eb\u30df\u30cb\u30a6\u30e0\u306e\u71b1\u81a8\u5f35\u4fc2\u6570\u306f\u9285\u3088\u308a\u3082\u7d0436%\u9ad8\u304f\u306a\u3063\u3066\u3044\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u63a5\u7d9a\u70b9\u306b\u96fb\u6d41\u304c\u6d41\u308c\u308b\u3068\u3001\u62b5\u6297\u4f5c\u7528\u306b\u3088\u308a\u71b1\u304c\u767a\u751f\u3057\u3001\u91d1\u5c5e\u304c\u81a8\u5f35\u3057\u307e\u3059\u3002\u505c\u96fb\u3057\u3066\u51b7\u5374\u3055\u308c\u308b\u3068\u3001\u518d\u3073\u53ce\u7e2e\u3057\u307e\u3059\u3002\u3053\u306e\u52a0\u71b1\u3068\u51b7\u5374\u306e\u7e70\u308a\u8fd4\u3057\u306e\u30b5\u30a4\u30af\u30eb\u306b\u3088\u308a\u30012\u3064\u306e\u91d1\u5c5e\u306e\u63a5\u89e6\u9762\u9593\u306b\u5909\u4f4d\u3084\u9699\u9593\u304c\u751f\u3058\u3001\u63a5\u89e6\u62b5\u6297\u304c\u3055\u3089\u306b\u5897\u52a0\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u9285\u306e\u5f3e\u6027\u7387\u306f\u7d04110\uff5e130 GPa\u3067\u3042\u308b\u306e\u306b\u5bfe\u3057\u3001\u30a2\u30eb\u30df\u30cb\u30a6\u30e0\u306e\u5f3e\u6027\u7387\u306f\u7d0470 GPa\u3067\u3042\u308b\u3002\u3053\u306e\u525b\u6027\u306e\u9055\u3044\u306b\u3088\u308a\u3001\u6e29\u5ea6\u5909\u5316\u3084\u5916\u529b\u304c\u52a0\u308f\u3063\u305f\u969b\u30012\u3064\u306e\u6750\u6599\u306e\u5909\u5f62\u6319\u52d5\u306b\u3070\u3089\u3064\u304d\u304c\u751f\u3058\u308b\u3002\u30a2\u30eb\u30df\u30cb\u30a6\u30e0\u88fd\u306e\u30d0\u30b9\u30d0\u30fc\u306f\u5851\u6027\u5909\u5f62\u3092\u8d77\u3053\u3057\u3084\u3059\u3044\u305f\u3081\u3001\u63a5\u7d9a\u5727\u529b\u304c\u4e0d\u5341\u5206\u3068\u306a\u308a\u3001\u63a5\u70b9\u306e\u304c\u3089\u3064\u304d\u304c\u751f\u3058\u3084\u3059\u304f\u306a\u308b\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u9285\u306e\u786c\u5ea6\u306f\u30a2\u30eb\u30df\u30cb\u30a6\u30e0\u3088\u308a\u3082\u306f\u308b\u304b\u306b\u9ad8\u3044\u3002\u4e21\u8005\u3092\u76f4\u63a5\u63a5\u7d9a\u3059\u308b\u3068\u3001\u30a2\u30eb\u30df\u30cb\u30a6\u30e0\u88fd\u30d0\u30b9\u30d0\u30fc\u306e\u67d4\u3089\u304b\u3044\u8868\u9762\u304c\u9285\u306b\u3088\u3063\u3066\u5bb9\u6613\u306b\u524a\u3089\u308c\u305f\u308a\u3001\u62bc\u3057\u8fbc\u307e\u308c\u305f\u308a\u3057\u3066\u3001\u6709\u52b9\u63a5\u89e6\u9762\u7a4d\u304c\u6e1b\u5c11\u3057\u3066\u3057\u307e\u3046\u3002\u9577\u671f\u306b\u308f\u305f\u308b\u904b\u8ee2\u5f8c\u3001\u30a2\u30eb\u30df\u30cb\u30a6\u30e0\u88fd\u30d0\u30b9\u30d0\u30fc\u3067\u306f\u5fdc\u529b\u7de9\u548c\u304c\u751f\u3058\u308b\u3053\u3068\u304c\u3042\u308a\u3001\u63a5\u7d9a\u70b9\u306e\u5b89\u5b9a\u6027\u304c\u3055\u3089\u306b\u4f4e\u4e0b\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002.<\/p>\n\n\n\n<h2 id=\"3-connection-point-heating-a-safety-hazard-in-a-vicious-cycle\" class=\"wp-block-heading\">3. \u63a5\u7d9a\u90e8\u306e\u767a\u71b1\uff1a\u60aa\u5faa\u74b0\u306b\u3088\u308b\u5b89\u5168\u4e0a\u306e\u30ea\u30b9\u30af<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u63a5\u89e6\u62b5\u6297\u304c\u5897\u52a0\u3059\u308b\u3068\u3001\u63a5\u7d9a\u70b9\u306b\u96fb\u6d41\u304c\u6d41\u308c\u308b\u969b\u306b\u5927\u91cf\u306e\u30b8\u30e5\u30fc\u30eb\u71b1\u304c\u767a\u751f\u3057\u3001\u305d\u306e\u7d50\u679c\u3001\u6e29\u5ea6\u304c\u7570\u5e38\u306b\u4e0a\u6607\u3057\u307e\u3059\u3002 \u52d5\u4f5c\u6e29\u5ea6\u304c75\u00b0C\u3092\u8d85\u3048\u3001\u305d\u306e\u72b6\u614b\u304c\u9577\u6642\u9593\u7d9a\u304f\u3068\u3001\u7d76\u7e01\u6750\u6599\u3067\u3042\u308b\u30dd\u30ea\u5869\u5316\u30d3\u30cb\u30eb\u304c\u5869\u5316\u6c34\u7d20\u30ac\u30b9\u306b\u5206\u89e3\u3055\u308c\u3001\u3053\u308c\u304c\u5c0e\u4f53\u3092\u3055\u3089\u306b\u8150\u98df\u3055\u305b\u3001\u60aa\u5faa\u74b0\u3092\u62db\u304f\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u767a\u71b1\u3068\u76f8\u4e92\u8150\u98df\u306e\u4fc3\u9032\u3068\u3044\u3046\u60aa\u5faa\u74b0\u304c\u3001\u9285\u3068\u30a2\u30eb\u30df\u30cb\u30a6\u30e0\u306e\u63a5\u5408\u90e8\u306e\u7834\u640d\u306e\u4e3b\u306a\u539f\u56e0\u3067\u3042\u308b\u3002\u9ad8\u6e29\u306b\u306a\u308b\u3068\u30a2\u30eb\u30df\u30cb\u30a6\u30e0\u306e\u9178\u5316\u901f\u5ea6\u304c\u52a0\u901f\u3057\u3001\u9178\u5316\u819c\u304c\u539a\u304f\u306a\u308b\u3053\u3068\u3067\u63a5\u89e6\u62b5\u6297\u304c\u3055\u3089\u306b\u5897\u52a0\u3057\u3001\u305d\u306e\u7d50\u679c\u3001\u6e29\u5ea6\u304c\u4e0a\u6607\u3057\u7d9a\u3051\u308b\u3053\u3068\u306b\u306a\u308b\u3002.<\/p>\n\n\n\n<p 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