{"id":3660,"date":"2024-07-02T08:09:09","date_gmt":"2024-07-02T00:09:09","guid":{"rendered":"https:\/\/www.jingpengpcb.com\/?p=3660"},"modified":"2026-10-02T19:45:40","modified_gmt":"2026-10-02T11:45:40","slug":"how-to-correctly-connect-the-ground-wire","status":"publish","type":"post","link":"https:\/\/www.jingpengpcb.com\/en\/blog\/how-to-correctly-connect-the-ground-wire\/","title":{"rendered":"How to Properly Connect a Ground Wire and Choose the Right Grounding Method"},"content":{"rendered":"<p>\u5728\u7535\u8def\u677f\u5236\u9020\u3001\u7535\u8def\u677f\u8bbe\u8ba1\u548cPCBA\u52a0\u5de5\u4e2d\u00a0 \uff0c\u591a\u5c42PCB\u751f\u4ea7\u4e2d\u7684\u8fde\u63a5\u5730\u7ebf\u65b9\u6cd5\u81f3\u5173\u91cd\u8981\u3002\u672c\u6587\u5c06\u4e3a\u60a8\u8be6\u7ec6\u4ecb\u7ecd\u591a\u5c42\u677f\u7684\u63a5\u5730\u6280\u672f\uff0c\u5e2e\u52a9\u60a8\u66f4\u597d\u5730\u7406\u89e3\u8fd9\u4e00\u5173\u952e\u6982\u5ff5\u3002<\/p>\n<h2>\u591a\u5c42\u677f\u7684\u4f18\u52bf<\/h2>\n<p>\u9996\u5148\uff0c\u8ba9\u6211\u4eec\u4e86\u89e3\u4e3a\u4ec0\u4e48\u591a\u5c42\u677f\u5728\u9ad8\u5bc6\u5ea6\u548c\u9ad8\u9891\u60c5\u51b5\u4e0b\u5e7f\u6cdb\u4f7f\u7528\uff0c\u901a\u5e384\u5c42\u677f\u5728EMC\u65b9\u9762\u6bd42\u5c42\u677f\u597d20 dB\u3002 \u5728\u56db\u5c42\u677f\u7684\u60c5\u51b5\u4e0b\uff0c\u901a\u5e38\u53ef\u4ee5\u4f7f\u7528\u5b8c\u6574\u7684\u5730\u5e73\u9762\u548c\u7535\u6e90\u5e73\u9762\uff0c\u8fd9\u6709\u52a9\u4e8e\u63d0\u9ad8\u6027\u80fd\u548c\u51cf\u5c11\u7535\u78c1\u5e72\u6270\u3002\u4f46\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u5730\u7ebf\u7684\u8fde\u63a5\u9700\u8981\u7279\u522b\u6ce8\u610f\uff0c\u7279\u522b\u662f\u5bf9\u4e8e\u5de5\u4f5c\u566a\u58f0\u7684\u5904\u7406\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-6508\" src=\"https:\/\/www.jingpengpcb.com\/wp-content\/uploads\/2023\/08\/Multilayer-PCBs.webp\" alt=\"Multilayer Board\" width=\"192\" height=\"155\" \/><\/p>\n<h2>\u5730\u7ebf\u8fde\u63a5\u65b9\u5f0f<\/h2>\n<p>\u4e0d\u540c\u7535\u8def\u7684\u5730\u7ebf\u53ef\u4ee5\u91c7\u7528\u4e0d\u540c\u7684\u8fde\u63a5\u65b9\u5f0f\uff0c\u5305\u62ec\u5355\u70b9\u63a5\u5730\u3001\u591a\u70b9\u63a5\u5730\u548c\u6df7\u5408\u63a5\u5730\u3002<\/p>\n<h3>Single-Point Grounding<\/h3>\n<p>\u5355\u70b9\u63a5\u5730\u662f\u5c06\u6240\u6709\u7535\u8def\u7684\u5730\u7ebf\u8fde\u63a5\u5230\u5730\u5e73\u9762\u7684\u540c\u4e00\u70b9\u4e0a\u7684\u65b9\u5f0f\u3002\u5b83\u5206\u4e3a\u4e32\u8054\u5355\u70b9\u63a5\u5730\u548c\u5e76\u8054\u5355\u70b9\u63a5\u5730\u3002\u8fd9\u79cd\u65b9\u5f0f\u9002\u7528\u4e8e\u4f4e\u9891\u3001\u5c0f\u529f\u7387\u548c\u540c\u4e00\u7535\u6e90\u5c42\uff0c\u901a\u5e38\u7528\u4e8e\u6a21\u62df\u7535\u8def\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u4e00\u822c\u91c7\u7528\u661f\u578b\u8fde\u63a5\uff0c\u4ee5\u51cf\u5c11\u53ef\u80fd\u5b58\u5728\u7684\u4e32\u8054\u963b\u6297\u7684\u5f71\u54cd\u3002<\/p>\n<h3>Multiple-Point Grounding<\/h3>\n<p>\u591a\u70b9\u63a5\u5730\u662f\u5c06\u6240\u6709\u7535\u8def\u7684\u5730\u7ebf\u5c31\u8fd1\u63a5\u5730\u7684\u65b9\u5f0f\uff0c\u5730\u7ebf\u8db3\u591f\u77ed\uff0c\u9002\u7528\u4e8e\u9ad8\u9891\u63a5\u5730\u3002\u9ad8\u9891\u6570\u5b57\u7535\u8def\u901a\u5e38\u9700\u8981\u91c7\u7528\u5e76\u8054\u63a5\u5730\u65b9\u5f0f\uff0c\u8fd9\u53ef\u4ee5\u901a\u8fc7\u63a5\u5730\u5b54\u8fdb\u884c\u7b80\u5355\u5904\u7406\u3002<\/p>\n<h3>Mixed Grounding<\/h3>\n<p>\u6df7\u5408\u63a5\u5730\u65b9\u5f0f\u662f\u5c06\u5355\u70b9\u63a5\u5730\u548c\u591a\u70b9\u63a5\u5730\u7ed3\u5408\u4f7f\u7528\u3002\u8fd9\u79cd\u65b9\u5f0f\u9002\u7528\u4e8e\u60c5\u51b5\u66f4\u4e3a\u590d\u6742\u7684\u7535\u8def\u677f\uff0c\u4f8b\u5982\u6a21\u5757\u672c\u8eab\u5177\u6709\u4e24\u6761\u5730\u7ebf\u65f6\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u9700\u8981\u5212\u5206\u5730\u5e73\u9762\uff0c\u4f46\u8981\u6ce8\u610f\u9075\u5faa\u4e00\u4e9b\u539f\u5219\uff1a<\/p>\n<ul>\n<li>\u5bf9\u9f50\u6240\u6709\u5e73\u9762\uff0c\u907f\u514d\u4e0d\u76f8\u5173\u7684\u7535\u6e90\u5e73\u9762\u548c\u5730\u5e73\u9762\u91cd\u53e0\uff0c\u4ee5\u9632\u6b62\u76f8\u4e92\u5e72\u6270\u3002<\/li>\n<li>\u5728\u9ad8\u9891\u60c5\u51b5\u4e0b\uff0c\u5c42\u95f4\u5bc4\u751f\u7535\u5bb9\u901a\u8fc7\u7535\u8def\u677f\u4f1a\u4ea7\u751f\u8026\u5408\u3002<\/li>\n<li>\u4fe1\u53f7\u7ebf\u4e0e\u5730\u5e73\u9762\u4e4b\u95f4\u7684\u8fde\u63a5\u53ef\u4ee5\u901a\u8fc7\u5730\u6865\u5b8c\u6210\uff0c\u786e\u4fdd\u6700\u8fd1\u7684\u901a\u5b54\u914d\u7f6e\u6700\u8fd1\u7684\u8fd4\u56de\u8def\u5f84\u3002<\/li>\n<li>\u907f\u514d\u5728\u9694\u79bb\u5730\u9644\u8fd1\u5e03\u7f6e\u65f6\u949f\u7ebf\u7b49\u9ad8\u9891\u8d70\u7ebf\uff0c\u4ee5\u51cf\u5c11\u8f90\u5c04\u3002<\/li>\n<\/ul>\n<h2>\u5730\u4e0e\u5730\u4e4b\u95f4\u7684\u8fde\u63a5\u65b9\u6cd5<\/h2>\n<p>\u5730\u4e0e\u5730\u4e4b\u95f4\u7684\u8fde\u63a5\u65b9\u6cd5\u6709\u591a\u79cd\uff0c\u9002\u7528\u4e8e\u4e0d\u540c\u7684\u60c5\u51b5\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u89c1\u7684\u8fde\u63a5\u65b9\u6cd5\uff1a<\/p>\n<ol>\n<li><strong>\u5730\u4e0e\u7535\u8def\u677f\u7684\u516c\u5171\u63a5\u7ebf\u8fde\u63a5<\/strong>\uff1a\u8fd9\u79cd\u65b9\u6cd5\u9002\u7528\u4e8e\u4e24\u6839\u5730\u7ebf\u4e4b\u95f4\u9700\u8981\u53ef\u9760\u4f4e\u963b\u6297\u5bfc\u901a\u7684\u60c5\u51b5\uff0c\u4f46\u4e3b\u8981\u7528\u4e8e\u4e2d\u4f4e\u9891\u4fe1\u53f7\u7535\u8def\u4e4b\u95f4\u7684\u63a5\u5730\u65b9\u5f0f\u3002<\/li>\n<li><strong>\u5730\u5bf9\u5730\u5927\u7535\u963b\u8fde\u63a5<\/strong>\uff1a\u5927\u7535\u963b\u7684\u7279\u70b9\u662f\u4e00\u65e6\u7535\u963b\u4e24\u7aef\u4ea7\u751f\u538b\u5dee\uff0c\u5c31\u4f1a\u4ea7\u751f\u5fae\u5f31\u7684\u5bfc\u901a\u7535\u6d41\u3002\u8fd9\u9002\u7528\u4e8e\u9700\u8981\u6d6e\u5730\u7cfb\u7edf\u7684\u60c5\u51b5\u3002<\/li>\n<li><strong>\u63a5\u5730\u7535\u5bb9\u8fde\u63a5<\/strong>\uff1a\u7535\u5bb9\u622a\u6b62\u76f4\u6d41\u548c\u4ea4\u6d41\u5bfc\u901a\uff0c\u901a\u5e38\u7528\u4e8e\u6d6e\u5730\u7cfb\u7edf\u3002<\/li>\n<li><strong>\u78c1\u73e0\u5bf9\u5730\u8fde\u63a5<\/strong>\uff1a\u78c1\u73e0\u76f8\u5f53\u4e8e\u4e00\u4e2a\u968f\u9891\u7387\u53d8\u5316\u7684\u7535\u963b\uff0c\u9002\u7528\u4e8e\u5fae\u5f31\u4fe1\u53f7\u548c\u9ad8\u9891\u6ce2\u52a8\u7684\u5730\u4e0e\u5730\u4e4b\u95f4\u3002<\/li>\n<li><strong>\u63a5\u5730\u7535\u611f\u8fde\u63a5<\/strong>\uff1a\u7535\u611f\u6709\u52a9\u4e8e\u6291\u5236\u7535\u8def\u72b6\u6001\u53d8\u5316\uff0c\u901a\u5e38\u7528\u4e8e\u7535\u6d41\u6ce2\u52a8\u8f83\u5927\u7684\u5730\u4e0e\u5730\u4e4b\u95f4\u3002<\/li>\n<li><strong>Low-Resistance Connection Between Grounds<\/strong>\uff1a\u5c0f\u7535\u963b\u589e\u52a0\u4e86\u4e00\u4e2a\u963b\u5c3c\uff0c\u4ee5\u9632\u6b62\u7535\u6d41\u6025\u5267\u53d8\u5316\u7684\u8fc7\u51b2\u3002\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u5730\u7ebf\u5206\u5272\u548c\u4fe1\u53f7\u7ebf\u7684\u5e03\u5c40\u9700\u7279\u522b\u6ce8\u610f\uff0c\u4ee5\u907f\u514d\u5730\u5e73\u9762\u5f00\u69fd\u5f15\u8d77\u95ee\u9898\u3002<\/li>\n<\/ol>\n<p>\u591a\u5c42\u677f\u7684\u63a5\u5730\u65b9\u6cd5\u5728\u7535\u8def\u677f\u5236\u9020\u9886\u57df\u81f3\u5173\u91cd\u8981\u3002\u4e86\u89e3\u5982\u4f55\u6b63\u786e\u8fde\u63a5\u5730\u7ebf\u548c\u9009\u62e9\u9002\u5f53\u7684\u63a5\u5730\u65b9\u6cd5\u53ef\u4ee5\u5e2e\u52a9\u786e\u4fdd\u7535\u8def\u677f\u7684\u6027\u80fd\u548c\u53ef\u9760\u6027\u3002PCB\u5236\u9020\u5546\u3001PCB\u8bbe\u8ba1\u4eba\u5458\u548cPCBA\u5236\u9020\u5546\u5728\u8fd9\u65b9\u9762\u8d77\u7740\u5173\u952e\u4f5c\u7528\uff0c\u4ed6\u4eec\u7684\u7ecf\u9a8c\u548c\u4e13\u4e1a\u77e5\u8bc6\u6709\u52a9\u4e8e\u786e\u4fdd\u7535\u8def\u677f\u7684\u987a\u5229\u8fd0\u884c\u3002<\/p>\n<hr \/>\n<h2>FAQ<\/h2>\n<h3><strong>\u4ec0\u4e48\u662f\u591a\u5c42PCB\uff1f<\/strong><\/h3>\n<p>\u591a\u5c42PCB\u662f\u4e00\u79cd\u7535\u8def\u677f\uff0c\u5177\u6709\u591a\u5c42\u5806\u53e0\u7684\u7535\u8def\u5c42\uff0c\u9002\u7528\u4e8e\u9ad8\u5bc6\u5ea6\u7535\u5b50\u8bbe\u5907\u3002<\/p>\n<h3><strong>\u4ec0\u4e48\u662fEMC\uff1f<\/strong><\/h3>\n<p>EMC\u4ee3\u8868\u7535\u78c1\u517c\u5bb9\u6027\uff0c\u662f\u786e\u4fdd\u7535\u5b50\u8bbe\u5907\u4e0d\u4f1a\u4e92\u76f8\u5e72\u6270\u6216\u53d7\u5230\u5916\u90e8\u7535\u78c1\u5e72\u6270\u7684\u80fd\u529b\u3002<\/p>\n<h3><strong>\u4ec0\u4e48\u662f\u5730\u5e73\u9762\uff1f<\/strong><\/h3>\n<p>\u5730\u5e73\u9762\u662f\u7535\u8def\u677f\u4e0a\u7684\u4e00\u4e2a\u5c42\uff0c\u901a\u5e38\u7528\u4e8e\u8fde\u63a5\u548c\u5206\u5e03\u5730\u7ebf\u3002<\/p>\n<h3><strong>\u4ec0\u4e48\u662f\u5c42\u95f4\u5bc4\u751f\u7535\u5bb9\uff1f<\/strong><\/h3>\n<p>\u5c42\u95f4\u5bc4\u751f\u7535\u5bb9\u662f\u591a\u5c42PCB\u4e2d\u4e0d\u540c\u7535\u8def\u5c42\u4e4b\u95f4\u7684\u7535\u5bb9\uff0c\u53ef\u80fd\u5bfc\u81f4\u4fe1\u53f7\u8026\u5408\u548c\u7535\u78c1\u5e72\u6270\u3002<\/p>","protected":false},"excerpt":{"rendered":"<p>\u5728\u7535\u8def\u677f\u5236\u9020\u3001\u7535\u8def\u677f\u8bbe\u8ba1\u548cPCBA\u52a0\u5de5\u4e2d\u00a0 \uff0c\u591a\u5c42PCB\u751f\u4ea7\u4e2d\u7684\u8fde\u63a5\u5730\u7ebf\u65b9\u6cd5\u81f3\u5173\u91cd\u8981\u3002\u672c\u6587\u5c06\u4e3a\u60a8\u8be6\u7ec6\u4ecb\u7ecd\u591a\u5c42\u677f [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":8568,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"slim_seo":{"title":"How to Properly Connect a Ground Wire and Choose the Right Grounding Method","description":"\u5730\u7ebf\u600e\u4e48\u8fde\u63a5\u624d\u6b63\u786e\uff1f\u8bb2\u6e05\u591a\u5c42\u677f\u5728EMC\u4e0a\u7684\u4f18\u52bf\uff0c\u4ee5\u53ca\u5355\u70b9\u63a5\u5730\u3001\u591a\u70b9\u63a5\u5730\u4e0e\u6df7\u5408\u63a5\u5730\u4e09\u79cd\u65b9\u5f0f\u7684\u9002\u7528\u6761\u4ef6\u4e0e\u5c42\u95f4\u5bc4\u751f\u5f71\u54cd\u3002"},"_slim_seo_primary_term_category":0,"_slim_seo_primary_term_post_tag":0,"footnotes":""},"categories":[26],"tags":[32,285],"class_list":["post-3660","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-pcb","tag-285"],"_links":{"self":[{"href":"https:\/\/www.jingpengpcb.com\/en\/wp-json\/wp\/v2\/posts\/3660","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.jingpengpcb.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.jingpengpcb.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.jingpengpcb.com\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.jingpengpcb.com\/en\/wp-json\/wp\/v2\/comments?post=3660"}],"version-history":[{"count":1,"href":"https:\/\/www.jingpengpcb.com\/en\/wp-json\/wp\/v2\/posts\/3660\/revisions"}],"predecessor-version":[{"id":19410,"href":"https:\/\/www.jingpengpcb.com\/en\/wp-json\/wp\/v2\/posts\/3660\/revisions\/19410"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.jingpengpcb.com\/en\/wp-json\/wp\/v2\/media\/8568"}],"wp:attachment":[{"href":"https:\/\/www.jingpengpcb.com\/en\/wp-json\/wp\/v2\/media?parent=3660"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.jingpengpcb.com\/en\/wp-json\/wp\/v2\/categories?post=3660"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.jingpengpcb.com\/en\/wp-json\/wp\/v2\/tags?post=3660"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}