{"id":28773,"date":"2026-03-10T09:02:03","date_gmt":"2026-03-10T01:02:03","guid":{"rendered":"https:\/\/techclass.wfjydl.com\/?p=28773"},"modified":"2026-03-10T14:41:14","modified_gmt":"2026-03-10T06:41:14","slug":"%e4%bb%80%e4%b9%88%e6%98%af%e5%88%86%e6%b5%81%e5%ae%9a%e5%be%8b%ef%bc%88%e5%88%86%e6%b5%81%e7%94%b5%e8%b7%af%ef%bc%89%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/techclass.wfjydl.com\/knowledge\/circuit-design\/circuit-design-basic\/26949","title":{"rendered":"\u4ec0\u4e48\u662f\u5206\u6d41\u5b9a\u5f8b\uff08\u5206\u6d41\u7535\u8def\uff09\uff1f"},"content":{"rendered":"\\(\\)\n<p>\u5206\u6d41\u5b9a\u5f8b\u662f\u5b9a\u91cf\u8868\u793a\u5728\u5e76\u8054\u8fde\u63a5\u7684\u7535\u8def\uff08\u5206\u6d41\u7535\u8def\uff09\u4e2d\u7535\u6d41\u5982\u4f55\u5206\u914d\u7684\u57fa\u672c\u539f\u7406\u3002\u5206\u6d41\u5b9a\u5f8b\u6839\u636e\u5404\u8def\u5f84\u7684\u7535\u963b\u6216\u8d1f\u8f7d\u51b3\u5b9a\u7535\u6d41\u91cf\uff0c\u56e0\u6b64\u6709\u52a9\u4e8e\u63d0\u9ad8\u8bbe\u8ba1\u7cbe\u5ea6\uff0c\u5e76\u9632\u6b62\u51fa\u73b0\u8fc7\u70ed\u548c\u8d85\u51fa\u5143\u5668\u4ef6\u989d\u5b9a\u503c\u7b49\u95ee\u9898\u3002\u4f8b\u5982\uff0c\u5f53\u591a\u4e2a\u7535\u963b\u5e76\u8054\u8fde\u63a5\u65f6\uff0c\u8be5\u5b9a\u5f8b\u4e5f\u6709\u52a9\u4e8e\u786e\u5b9a\u7535\u6d41\u96c6\u4e2d\u5728\u90e8\u5206\u8def\u5f84\u7684\u539f\u56e0\u3002\u4e0e\u5206\u6d41\u5b9a\u5f8b\u6210\u5bf9\u7684\u5206\u538b\u5b9a\u5f8b\uff0c\u5904\u7406\u7684\u662f\u4e32\u8054\u7535\u8def\u4e2d\u7684\u7535\u538b\u5206\u914d\u3002\u901a\u8fc7\u5c06\u4e24\u8005\u7ed3\u5408\u8d77\u6765\u7406\u89e3\uff0c\u53ef\u4ee5\u7cfb\u7edf\u5730\u68b3\u7406\u51fa\u201c\u5e76\u8054\u65f6\u7684\u7535\u6d41\u3001\u4e32\u8054\u65f6\u7684\u7535\u538b\u201d\u662f\u5982\u4f55\u51b3\u5b9a\u7684\uff0c\u5e76\u6709\u52a9\u4e8e\u63d0\u9ad8\u590d\u6742\u7535\u8def\u7684\u5de5\u4f5c\u5206\u6790\u548c\u7535\u8def\u4eff\u771f\u7684\u7cbe\u5ea6\u3002\u672c\u6587\u5c06\u4ee5\u5206\u6d41\u5b9a\u5f8b\u4e3a\u51fa\u53d1\u70b9\uff0c\u8be6\u7ec6\u4ecb\u7ecd\u5206\u6d41\u7535\u8def\u7684\u539f\u7406\u3001\u5177\u4f53\u7684\u8ba1\u7b97\u65b9\u6cd5\u4ee5\u53ca\u8bbe\u8ba1\u4e0a\u7684\u6ce8\u610f\u4e8b\u9879\u7b49\u5185\u5bb9\u3002<\/p>\n<div class=\"wysiwyg\">\n<div class=\"card2\">\n<div class=\"card_item card_item--calculator\">\n<div>\n<p class=\"fw-bold fz-120 ta-center\">\u7b80\u6613\u5206\u6d41\u8ba1\u7b97\u5de5\u5177<\/p>\n<form id=\"calcForm\" class=\"form-grid\">\n<div class=\"form-group\">\n                    <label for=\"vin\">\u7b80\u6613\u5206\u6d41\u8ba1\u7b97\u5de5\u5177 V\\(_{in}\\) [V]<\/label><br \/>\n                    <input type=\"number\" id=\"vin\" step=\"any\" value=\"12\" class=\"input-field\" required \/>\n                <\/div>\n<div class=\"form-group\">\n                    <label for=\"r1\">\u7535\u963b R\\(_1\\) [\u03a9]<\/label><br \/>\n                    <input type=\"number\" id=\"r1\" step=\"any\" value=\"6\" class=\"input-field\" required \/>\n                <\/div>\n<div class=\"form-group\">\n                    <label for=\"r2\">\u7535\u963b R\\(_2\\) [\u03a9]<\/label><br \/>\n                    <input type=\"number\" id=\"r2\" step=\"any\" value=\"3\" class=\"input-field\" required \/>\n                <\/div>\n<div class=\"form-actions\">\n                    <button type=\"submit\" class=\"primary-button\">\u8ba1\u7b97<\/button>\n                <\/div>\n<\/p><\/form>\n<div id=\"resultsSection\" class=\"results hidden\">\n<p class=\"results-title\">\u8ba1\u7b97\u7ed3\u679c<\/p>\n<table>\n<thead>\n<tr>\n<th>\u9879\u76ee<\/th>\n<th>\u503c<\/th>\n<\/tr>\n<\/thead>\n<tbody id=\"resultsTable\"><\/tbody>\n<\/table><\/div>\n<\/p><\/div>\n<\/p><\/div>\n<div class=\"card_item card_item--image\">\n<div><img decoding=\"async\" src=\"https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2026\/03\/calculation-tool.png\" alt=\"\" width=\"\" height=\"\"><\/div>\n<\/p><\/div>\n<\/div>\n<\/div>\n<p><!-- \u7b80\u6613\u5206\u6d41\u8ba1\u7b97\u5de5\u5177 --><\/p>\n<h2 id=\"toc1\">\u5206\u6d41\u5b9a\u5f8b\uff08\u5206\u6d41\u7535\u8def\uff09\u7684\u57fa\u7840\u77e5\u8bc6<\/h2>\n<p>\u8981\u4e86\u89e3\u5206\u6d41\u5b9a\u5f8b\uff0c\u9996\u5148\u9700\u8981\u638c\u63e1\u5206\u6d41\u7535\u8def\uff08\u5e76\u8054\u7535\u8def\uff09\u7684\u7279\u70b9\u3002\u5728\u5206\u6d41\u7535\u8def\u4e2d\uff0c\u65bd\u52a0\u5728\u5404\u8def\u5f84\u4e24\u7aef\u7684\u7535\u538b\u76f8\u540c\uff0c\u5e76\u4e14\u5404\u7535\u6d41\u7684\u603b\u548c\u7b49\u4e8e\u7535\u6e90\u7535\u6d41\uff0c\u8fd9\u6b63\u7b26\u5408\u57fa\u5c14\u970d\u592b\u7535\u6d41\u5b9a\u5f8b\uff08KCL\uff09\u3002\u5206\u6d41\u5b9a\u5f8b\u6b63\u662f\u5bf9\u201c\u7535\u6d41\u88ab\u5206\u6d41\u201d\u8fd9\u4e00\u6027\u8d28\u7684\u7b80\u6d01\u8868\u8fbe\u3002<\/p>\n<p><!-- \u753b\u50cf --><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2026\/03\/01-basic-form-of-the-current-divider-rule.png\" alt=\"\u5206\u6d41\u5b9a\u5f8b\u57fa\u7840\" width=\"700\" height=\"394\" \/><\/p>\n<h3 id=\"toc2\">\u4e86\u89e3\u5206\u6d41\u5b9a\u5f8b<\/h3>\n<p>\u5206\u6d41\u5b9a\u5f8b\u662f\u8ba1\u7b97\u5e76\u8054\u7535\u8def\u4e2d\u5404\u8def\u5f84\u7535\u6d41\u7684\u4fbf\u6377\u89c4\u5219\u3002\u8be5\u89c4\u5219\u9610\u8ff0\u4e86\u201c\u5982\u4f55\u8ba1\u7b97\u5206\u6d41\u7535\u8def\u4e2d\u5404\u7535\u963b\u7684\u7535\u6d41\u201d\uff0c\u662f\u7535\u8def\u8bbe\u8ba1\u4e2d\u7684\u91cd\u8981\u6307\u5357\u3002<\/p>\n<p>\u5177\u4f53\u6765\u8bf4\uff0c\u4f7f\u7528\u7684\u516c\u5f0f\u5982\u4e0b\uff1a<\/p>\n<p><!-- \u6570\u5f0f --><\/p>\n<p><span class=\"mathjax-text\">\\(I_{k}=I_{t}\u00d7\\displaystyle\\frac{R_{t}}{R_{k}}\\)<\/span><\/p>\n<p>\u8fd9\u91cc\uff0c<\/p>\n<ul class=\"unordered-list\">\n<li>\\(I_k\\)\u662f\u6d41\u7ecf\u8def\u5f84\\(k\\)\u7684\u7535\u6d41<\/li>\n<li>\\(I_t\\)\u662f\u6d41\u5165\u6574\u4e2a\u5e76\u8054\u7535\u8def\u7684\u7535\u6d41\uff08\u603b\u7535\u6d41\uff09<\/li>\n<li>\\(R_k\\)\u662f\u8def\u5f84\\(k\\)\u7684\u7535\u963b\u503c<\/li>\n<li>\\(R_t\\)\u662f\u5e76\u8054\u8fde\u63a5\u7684\u5408\u6210\u7535\u963b<\/li>\n<\/ul>\n<p>\u4e0a\u8ff0\u516c\u5f0f\u8868\u660e\uff1a\u201c\u6d41\u7ecf\u7535\u963b\\(R_k\\)\u7684\u7535\u6d41\u662f\u603b\u7535\u6d41\\(I_t\\)\u7684\uff08\\(R_t\\) \/\\(R_k\\)\uff09\u500d\uff08\u4e0e\u7535\u963b\u503c\u6210\u53cd\u6bd4\uff09\u201d\u3002\u4e4d\u4e00\u770b\uff0c\u7535\u963b\u503c\u8d8a\u5c0f\uff0c\u5206\u6bcd\u7684\u6bd4\u4f8b\u4f3c\u4e4e\u4e5f\u8d8a\u5c0f\uff0c\u4f46\u901a\u8fc7\u5b9e\u9645\u7684\u63a8\u5bfc\u6b65\u9aa4\uff0c\u53ef\u4ee5\u66f4\u5bb9\u6613\u5730\u7406\u89e3\u8fd9\u79cd\u53cd\u6bd4\u5173\u7cfb\u3002<\/p>\n<h3 id=\"toc3\">\u5206\u6d41\u5b9a\u5f8b\u7684\u57fa\u672c\u63a8\u5bfc\uff08\u4e24\u4e2a\u7535\u963b\u5e76\u8054\uff09<\/h3>\n<ul class=\"unordered-list\">\n<li>\u524d\u63d0\uff1a\u8bbe\u7535\u963b1\u4e3a\\(R_1\\)\uff0c\u7535\u963b2\u4e3a\\(R_2\\)\uff0c\u5c06\u5b83\u4eec\u5e76\u8054\u8fde\u63a5\u3002\u8bbe\u5408\u6210\u7535\u963b\u4e3a\\(R_t\\)\uff0c\u7535\u6e90\u7535\u538b\u4e3a\\(V\\)\uff0c\u603b\u7535\u6d41\u4e3a\\(I_t\\)\u3002<\/li>\n<\/ul>\n<p><!-- \u753b\u50cf --><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2026\/03\/02-basic-derivation-of-current-divider-rule-with-2-resistor.png\" alt=\"\u5206\u6d41\u5b9a\u5f8b\u7684\u57fa\u672c\u63a8\u5bfc\" width=\"700\" height=\"394\" \/><\/p>\n<p><strong>\u5e76\u8054\u8fde\u63a5\u7684\u5408\u6210\u7535\u963b<\/strong><br \/>\n<!-- \u6570\u5f0f --><\/p>\n<p><span class=\"mathjax-text\">\\(\\displaystyle\\frac{1}{R_{t}}=\\displaystyle\\frac{1}{R_1}+\\displaystyle\\frac{1}{R_2}\u27f9R_{t}=\\displaystyle\\frac{R_1\u00d7R_2}{R_1+R_2}\\)<\/span><\/p>\n<p><strong>\u6d41\u7ecf\u5404\u7535\u963b\u7684\u7535\u6d41<\/strong><br \/>\n\u8bbe\u6d41\u7ecf\u7535\u963b1\u7684\u7535\u6d41\u4e3a\\(i_1\\)\uff0c\u6d41\u7ecf\u7535\u963b2\u7684\u7535\u6d41\u4e3a\\(i_2\\)\u3002\u7531\u4e8e\u5404\u8def\u5f84\u4e0a\u65bd\u52a0\u4e86\u76f8\u540c\u7684\u7535\u538b\\(V\\)\uff0c\u6839\u636e\u6b27\u59c6\u5b9a\u5f8b\u53ef\u5f97\uff1a<\/p>\n<p><!-- \u6570\u5f0f --><\/p>\n<p><span class=\"mathjax-text\">\\(i_1=\\displaystyle\\frac{V}{R_1},\u3000i_2=\\displaystyle\\frac{V}{R_2}\\)<\/span><\/p>\n<p>\u6b64\u5916\uff0c\u6839\u636e\u57fa\u5c14\u970d\u592b\u7535\u6d41\u5b9a\u5f8b\uff08KCL\uff09\u540c\u65f6\u53ef\u5f97\uff1a<\/p>\n<p><!-- \u6570\u5f0f --><\/p>\n<p><span class=\"mathjax-text\">\\(i_1+i_2=I_{t}\\)<\/span><\/p>\n<p><strong>\u6839\u636e\u5408\u6210\u7535\u963b\u6c42\u603b\u7535\u6d41<\/strong><br \/>\n\u5c06\u5e76\u8054\u7535\u8def\u6574\u4f53\u7684\u5408\u6210\u7535\u963b\u89c6\u4e3a\\(R_t\\)\uff0c\u7531\u4e8e\u65bd\u52a0\u7535\u538b\\(V\\)\uff0c\u53ef\u5f97\uff1a<\/p>\n<p><!-- \u6570\u5f0f --><\/p>\n<p><span class=\"mathjax-text\">\\(I_{t}=\\displaystyle\\frac{V}{R_{t}}\\)<\/span><\/p>\n<p><strong>\u6bd4\u4f8b\u5173\u7cfb<\/strong><br \/>\n\u53d6\\(i_1\\)\u548c\\(I_t\\)\u7684\u6bd4\u4f8b\uff0c\u53ef\u5f97\uff1a<\/p>\n<p><!-- \u6570\u5f0f --><\/p>\n<p><span class=\"mathjax-text\">\\(\\displaystyle\\frac{i_1}{I_{t}}=\\displaystyle\\frac{\\displaystyle\\frac{V}{R_1}}{\\displaystyle\\frac{V}{R_{t}}}\u27f9i_1=I_{t}\u00d7\\displaystyle\\frac{R_{t}}{R_1}\\)<\/span><\/p>\n<p>\u540c\u6837\u5730\uff0c\u5bf9\u4e8e\u7535\u963b2\u53ef\u5f97\uff1a<\/p>\n<p><!-- \u6570\u5f0f --><\/p>\n<p><span class=\"mathjax-text\">\\(i_2=I_{t}\u00d7\\displaystyle\\frac{R_{t}}{R_2}\\)<\/span><\/p>\n<p>\u8fd9\u4e2a\u516c\u5f0f\u4e0e\u4e4b\u524d\u7684\u516c\u5f0f\uff08\\(R_t\\) \/\\(R_ti\\)\uff09\u6709\u65f6\u770b\u8d77\u6765\u5bf9\u5e94\u5173\u7cfb\u76f8\u53cd\uff0c\u4f46\u7531\u4e8e\u5e76\u8054\u7535\u8def\u7684\u5408\u6210\u7535\u963b\\(R_t\\)\u6bd4\\(R_1\\)\u548c\\(R_2\\)\u7684\u503c\u66f4\u5c0f\uff0c\u56e0\u6b64\u80fd\u591f\u6e05\u695a\u5730\u4f53\u73b0\u51fa\u5404\u8def\u5f84\u7535\u6d41\u4e0e\u7535\u963b\u503c\u6210\u53cd\u6bd4\u5206\u914d\u7684\u5173\u7cfb\u3002<\/p>\n<h2 id=\"toc4\">\u5206\u6d41\u5b9a\u5f8b\u4e2d\u7684\u53cd\u6bd4\u5173\u7cfb<\/h2>\n<p>\u5728\u5206\u6d41\u7535\u8def\u4e2d\uff0c\u4ece\u516c\u5f0f\u4e2d\u89e3\u8bfb\u51fa\u201c\u7535\u963b\u503c\u8d8a\u5c0f\uff0c\u7535\u6d41\u8d8a\u5927\u201d\u8fd9\u4e00\u7279\u6027\u975e\u5e38\u91cd\u8981\u3002\u5728\u5e76\u8054\u7535\u8def\u4e2d\uff0c\u7531\u4e8e\u5404\u8def\u5f84\u4e0a\u65bd\u52a0\u7684\u7535\u538b\u76f8\u540c\uff0c\u56e0\u6b64\u7535\u963b\u503c\u8d8a\u5c0f\u7684\u8def\u5f84\u6d41\u8fc7\u7684\u7535\u6d41\u8d8a\u5927\u3002\u8fd9\u53ef\u4ee5\u901a\u8fc7\u6b27\u59c6\u5b9a\u5f8b\u76f4\u63a5\u63a8\u5bfc\u51fa\u6765\u3002<\/p>\n<h3 id=\"toc5\">\u4e3a\u4ec0\u4e48\u662f\u53cd\u6bd4\u5173\u7cfb<\/h3>\n<p>\u5728\u5e76\u8054\u7535\u8def\u4e2d\uff0c\u7531\u4e8e\u5404\u8def\u5f84\u4e0a\u65bd\u52a0\u7684\u7535\u538b\u76f8\u540c\uff0c\u5c06\u6b27\u59c6\u5b9a\u5f8b\\(V\\)=\\(I\\)\u00d7\\(R\\)\u53d8\u5f62\u4e3a\\(R_t\\)\\(I\\)=\\(V\\) \/\\(R\\)\u540e\u53ef\u77e5\uff0c\\(R\\)\u8d8a\u5c0f\uff0c\\(I\\)\u8d8a\u5927\u3002\u4f8b\u5982\uff0c\u5f53\\(R_1\\) &lt; \\(R_2\\)\u65f6\uff0c\\(i_1\\)\u5927\u4e8e\\(i_2\\)\uff0c\u5e76\u4e14\u4ee5\\(i_1\\)+\\(i_2\\)=\\(I_t\\)\u7684\u5f62\u5f0f\u4e0e\u603b\u7535\u6d41\u4fdd\u6301\u4e00\u81f4\u3002<\/p>\n<h3 id=\"toc6\">\u5408\u6210\u7535\u963b\u53d8\u5c0f\u7684\u539f\u56e0<\/h3>\n<p>\u5e76\u8054\u8fde\u63a5\u7684\u7535\u963b\u6570\u91cf\u8d8a\u591a\uff0c\u7535\u6d41\u7684\u6d41\u901a\u8def\u5f84\u8d8a\u591a\uff0c\u7535\u6d41\u5c31\u8d8a\u5bb9\u6613\u6d41\u8fc7\u6574\u4e2a\u7535\u8def\uff0c\u56e0\u6b64\u5408\u6210\u7535\u963b\u4f1a\u53d8\u5f97\u66f4\u5c0f\u3002\u8fd9\u4e0e\u6c34\u8def\u5206\u6210\u591a\u6761\u652f\u6d41\u540e\u6c34\u6d41\u589e\u52a0\u7684\u60c5\u5f62\u7c7b\u4f3c\uff0c\u5bf9\u4e8e\u6d41\u901a\u5927\u7535\u6d41\u65f6\u7684\u8bbe\u8ba1\u548c\u5e94\u7528\u6709\u5f88\u5927\u5e2e\u52a9\u3002<\/p>\n<p><!-- \u753b\u50cf --><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2026\/03\/03-why-current-in-parallel-circuit-is-inversely-proportional.png\" alt=\"\u5408\u6210\u7535\u963b\u7684\u6982\u5ff5\" width=\"700\" height=\"394\" \/><\/p>\n<h2 id=\"toc7\">\u901a\u8fc7\u7535\u5bfc\u4e86\u89e3\u5206\u6d41\u5b9a\u5f8b<\/h2>\n<p>\u8fd8\u6709\u4e00\u79cd\u65b9\u6cd5\u662f\u4f7f\u7528\u7535\u963b\\(R\\)\u7684\u5012\u6570\u5373\u7535\u5bfc\\(G\\)\u6765\u8fdb\u884c\u5206\u6d41\u7535\u8def\u7684\u8ba1\u7b97\u3002\u7535\u5bfc\u8d8a\u5927\uff0c\u7535\u6d41\u8d8a\u5bb9\u6613\u901a\u8fc7\uff0c\u56e0\u6b64\u6709\u65f6\u66f4\u4fbf\u4e8e\u76f4\u89c2\u7406\u89e3\u3002<\/p>\n<h3 id=\"toc8\">\u7535\u5bfc\u7684\u5b9a\u4e49\u548c\u5206\u6d41\u7535\u8def\u7684\u7535\u6d41\u8ba1\u7b97<\/h3>\n<p><!-- \u6570\u5f0f --><\/p>\n<p><span class=\"mathjax-text\">\\(G=\\displaystyle\\frac{1}{R}\\)<\/span><\/p>\n<p>\u7535\u963b\u8d8a\u5c0f\uff0c\\(G\\)\u8d8a\u5927\uff1b\u7535\u963b\u8d8a\u5927\uff0c\\(G\\)\u8d8a\u5c0f\u3002\u5e76\u8054\u7535\u8def\u4e2d\u7684\u7b49\u6548\u7535\u5bfc\\(G_t\\)\u53ef\u4ee5\u901a\u8fc7\u5404\u8def\u5f84\u7684\u7535\u5bfc\u4e4b\u548c\u6c42\u5f97\u3002<\/p>\n<p>\u5f53\u7535\u538b\\(V\\)\u65bd\u52a0\u4e8e\u5e76\u8054\u7535\u8def\u65f6\uff0c\u82e5\u8bbe\u8def\u5f84\\(k\\)\u7684\u7535\u5bfc\u4e3a\\(G_k\\)\uff0c\u5219\u8be5\u8def\u5f84\u7684\u7535\u6d41\\(i_k\\)\u53ef\u901a\u8fc7\u4e0b\u5f0f\u8ba1\u7b97\u6c42\u51fa\uff1a<\/p>\n<p><!-- \u6570\u5f0f --><\/p>\n<p><span class=\"mathjax-text\">\\(i_{k}=V\u00d7G_{k}=\\displaystyle\\frac{G_{k}}{G_{t}}I_{t}\\)<\/span><\/p>\n<p>\u6b64\u5916\uff0c\u6574\u4e2a\u7535\u8def\u7684\u603b\u7535\u6d41\\(I_t\\)\u4e3a\uff1a<\/p>\n<p><!-- \u6570\u5f0f --><\/p>\n<p><span class=\"mathjax-text\">\\(I_{t}=V\u00d7G_{t}\\)<\/span>\uff08\u305f\u3060\u3057 <span class=\"mathjax-text\">\\(G_{t}=G_1+G_2+\u22ef+G_{n}\\)<\/span>\uff09<\/p>\n<p>\u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f\uff0c\u53ef\u4ee5\u7b80\u6d01\u5730\u8868\u793a\u5404\u8def\u5f84\u7684\u7535\u6d41\u3002<\/p>\n<p><!-- \u753b\u50cf --><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2026\/03\/04-definition-of-conductance-and-calculating-branch-current.png\" alt=\"\u7535\u5bfc\u7684\u5b9a\u4e49\u548c\u5206\u6d41\u7535\u8def\u7684\u7535\u6d41\u8ba1\u7b97\" width=\"700\" height=\"394\" \/><\/p>\n<h3 id=\"toc9\">\u4f7f\u7528\u7535\u5bfc\u8fdb\u884c\u591a\u5206\u652f\u7535\u8def\u7684\u6574\u7406\u548c\u7535\u8def\u4eff\u771f\u5de5\u5177\u7684\u5e94\u7528<\/h3>\n<p>\u5f53\u8def\u5f84\u6570\u91cf\u8f83\u591a\u65f6\uff0c\u4e0e\u4f7f\u7528\u5012\u6570\u76f8\u6bd4\uff0c\u76f4\u63a5\u5c06\u7535\u5bfc\u76f8\u52a0\u5177\u6709\u66f4\u6613\u4e8e\u51cf\u5c11\u8ba1\u7b97\u5de5\u4f5c\u91cf\u7684\u4f18\u70b9\u3002\u8fd9\u79cd\u65b9\u6cd5\u5728\u5904\u7406\u590d\u6742\u7684\u5206\u6d41\u7535\u8def\u65f6\u975e\u5e38\u6709\u7528\u3002\u4f46\u5728\u4e32\u8054\u7535\u8def\u4e2d\uff0c\\(G\\)\u662f\u5012\u6570\u4e4b\u548c\uff0c\u56e0\u6b64\u591a\u6570\u60c5\u51b5\u4e0b\u76f4\u63a5\u5c06\u7535\u963b\u503c\u76f8\u52a0\u4f1a\u66f4\u4e3a\u7b80\u4fbf\u3002<\/p>\n<p>\u4f7f\u7528SPICE\u7b49\u4eff\u771f\u5de5\u5177\u65f6\uff0c\u9664\u4e86\u7406\u60f3\u6a21\u578b\u5916\uff0c\u8fd8\u53ef\u4ee5\u5bf9\u8d70\u7ebf\u7535\u963b\u3001\u7535\u5bb9\u548c\u6e29\u5ea6\u7cfb\u6570\u7b49\u8fdb\u884c\u4eff\u771f\u3002\u5728\u8bbe\u8ba1\u65f6\uff0c\u82e5\u5c06\u4eff\u771f\u548c\u7406\u8bba\u8ba1\u7b97\u7ed3\u5408\u8d77\u6765\u4f7f\u7528\uff0c\u53ef\u4ee5\u66f4\u51c6\u786e\u5730\u638c\u63e1\u5206\u6d41\u7535\u8def\u7684\u5de5\u4f5c\u60c5\u51b5\uff0c\u63d0\u9ad8\u53ef\u9760\u6027\u3002<\/p>\n<h2 id=\"toc10\">\u5206\u6d41\u5b9a\u5f8b\u7684\u7535\u8def\u7ec3\u4e60\u9898<\/h2>\n<p>\u672c\u8282\u5c06\u901a\u8fc7\u5177\u4f53\u7684\u6570\u503c\u793a\u4f8b\uff0c\u4ecb\u7ecd\u5982\u4f55\u6839\u636e\u7535\u6e90\u7535\u538b\u548c\u7535\u963b\u503c\u8ba1\u7b97\u5404\u8def\u5f84\u7684\u7535\u6d41\u3002<\/p>\n<p><!-- \u753b\u50cf --><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2026\/03\/05-practice-problem-for-current-divider-circuit.png\" alt=\"\u5206\u6d41\u5b9a\u5f8b\u7684\u7535\u8def\u7ec3\u4e60\u9898\" width=\"700\" height=\"394\" \/><\/p>\n<h3 id=\"toc11\">\u7b80\u5355\u7684\u5206\u6d41\u7535\u8def\u8ba1\u7b97\u793a\u4f8b<\/h3>\n<ul class=\"unordered-list\">\n<li>\u7535\u6e90\u7535\u538b\uff1a12V<\/li>\n<li>\u7535\u963b1\uff1a\\(R_1\\)=6\u03a9<\/li>\n<li>\u7535\u963b2\uff1a\\(R_2\\)=3\u03a9<\/li>\n<\/ul>\n<p>\u6c42\u5c06\u8fd9\u4e9b\u7535\u963b\u5e76\u8054\u8fde\u63a5\u65f6\u5404\u8def\u5f84\u7684\u7535\u6d41\u3002<\/p>\n<ol class=\"ordered-list noindent\">\n<li>\u5408\u6210\u7535\u963b\u7684\u8ba1\u7b97<br \/>\n<!-- \u6570\u5f0f --><br \/>\n<span class=\"mathjax-text\">\\(\\displaystyle\\frac{1}{R_{t}}=\\displaystyle\\frac{1}{R_1}+\\displaystyle\\frac{1}{R_2}=0.5\\)<\/span><\/li>\n<\/ol>\n<p>\u5373\uff1a<br \/>\n<!-- \u6570\u5f0f --><br \/>\n<span class=\"mathjax-text\">\\(R_{t}=\\displaystyle\\frac{1}{0.5}=2\\)<\/span><\/p>\n<ol class=\"ordered-list noindent\" start=\"2\">\n<li>\u603b\u7535\u6d41\u7684\u8ba1\u7b97<br \/>\n<!-- \u6570\u5f0f --><br \/>\n<span class=\"mathjax-text\">\\(I_{t}=\\displaystyle\\frac{12}{2}=6\\)<\/span><\/li>\n<li>\u5404\u8def\u5f84\u7535\u6d41\u7684\u8ba1\u7b97\n<ul class=\"unordered-list.noindent\">\n<li>\u7535\u963b1\uff086\u03a9\uff09\uff1a\\(i_1\\)=12\/6=2A<\/li>\n<li>\u7535\u963b2\uff083\u03a9\uff09\uff1a\\(i_2\\)=12\/3=4A<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<p>\u603b\u548c\\(i_1\\)+\\(i_2\\)=6A\uff0c\u4e0e\\(I_t\\) =6A\u4e00\u81f4\u3002<\/p>\n<h3 id=\"toc12\">\u7a0d\u590d\u6742\u7684\u5206\u6d41\u7535\u8def\u8ba1\u7b97\u793a\u4f8b<\/h3>\n<p>\u8fd9\u91cc\u5c06\u4e09\u4e2a\u7535\u963b\u5e76\u8054\u8fde\u63a5\uff0c\u6c42\u51fa\u5408\u6210\u7535\u963b\u3001\u603b\u7535\u6d41\u3001\u6d41\u7ecf\u5404\u7535\u963b\u7684\u7535\u6d41\u4ee5\u53ca\u529f\u8017\u3002<\/p>\n<ul class=\"unordered-list\">\n<li>\u7535\u6e90\u7535\u538b\uff1a12V<\/li>\n<li>\u7535\u963b1\uff1a\\(R_1\\)=4\u03a9<\/li>\n<li>\u7535\u963b2\uff1a\\(R_2\\)=6\u03a9<\/li>\n<li>\u7535\u963b3\uff1a\\(R_3\\)=12\u03a9<\/li>\n<\/ul>\n<p><!-- \u753b\u50cf --><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2026\/03\/06-example-of-power-dissipation-calculation-in-current-divider.png\" alt=\"\u5206\u6d41\u7535\u8def\u7684\u529f\u7387\u635f\u8017\u8ba1\u7b97\u793a\u4f8b\" width=\"700\" height=\"394\" \/><\/p>\n<ol class=\"ordered-list noindent\">\n<li>\u5408\u6210\u7535\u963b\\(R_t\\)\u7684\u8ba1\u7b97<br \/>\n<!-- \u6570\u5f0f --><br \/>\n<span class=\"mathjax-text\">\\(\\displaystyle\\frac{1}{R_{t}}=\\displaystyle\\frac{1}{4}+\\displaystyle\\frac{1}{6}+\\displaystyle\\frac{1}{12}=0.5\\)<\/span><\/li>\n<\/ol>\n<p>\u7531\u6b64\u53ef\u5f97\uff1a<br \/>\n<!-- \u6570\u5f0f --><br \/>\n<span class=\"mathjax-text\">\\(R_{t}=\\displaystyle\\frac{1}{0.5}=2\\)<\/span><\/p>\n<ol class=\"ordered-list noindent\" start=\"2\">\n<li>\u603b\u7535\u6d41\\(I_t\\)\u7684\u8ba1\u7b97<br \/>\n<!-- \u6570\u5f0f --><br \/>\n<span class=\"mathjax-text\">\\(I_{t}=\\displaystyle\\frac{12}{2}=6\\)<\/span><\/li>\n<li>\u6d41\u7ecf\u5404\u7535\u963b\u7684\u7535\u6d41\n<ul class=\"unordered-list.noindent\">\n<li>\u7535\u963b1\uff084\u03a9\uff09\uff1a\\(i_1\\)=12\/4=3A<\/li>\n<li>\u7535\u963b2\uff086\u03a9\uff09\uff1a\\(i_2\\)=12\/6=2A<\/li>\n<li>\u7535\u963b3\uff0812\u03a9\uff09\uff1a\\(i_3\\)=12\/12=1A<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<p>\\(i_1\\)+\\(i_2\\)+\\(i_3\\)=6A\uff0c\u4e0e\u603b\u7535\u6d41\u4e00\u81f4\u3002<\/p>\n<ol class=\"ordered-list noindent\" start=\"4\">\n<li>\u529f\u8017\u7684\u8ba1\u7b97<br \/>\n\u6839\u636e\u6b27\u59c6\u5b9a\u5f8b\u548c\u7126\u8033\u5b9a\u5f8b\uff0c\u53ef\u4ee5\u4f7f\u7528\u6d41\u7ecf\u7535\u963b\u7684\u7535\u6d41\\(i\\)\u548c\u7535\u963b\\(R\\)\uff0c\u901a\u8fc7\u4ee5\u4e0b\u516c\u5f0f\u6c42\u51fa\uff1a<br \/>\n<!-- \u6570\u5f0f --><br \/>\n<span class=\"mathjax-text\">\\(P=i^2\u00d7R\\)<\/span><\/p>\n<ul class=\"unordered-list.noindent\">\n<li>\u7535\u963b1\uff084\u03a9\uff09\uff1a\\(P_1\\)=(3A)\\(^2\\)\u00d74=9\u00d74=36W<\/li>\n<li>\u7535\u963b2\uff086\u03a9\uff09\uff1a\\(P_2\\)=(2A)\\(^2\\)\u00d76=4\u00d76=24W<\/li>\n<li>\u7535\u963b3\uff0812\u03a9\uff09\uff1a\\(P_3\\)=(1A)\\(^2\\)\u00d712=1\u00d712=12W<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<p>\u603b\u548c\u4e3a36+24+12=72W\uff0c\u4e0e\\(I_{t^2}\\) \u00d7\\(R_t\\)=36\u00d72=72W\u4e00\u81f4\u3002<\/p>\n<h3 id=\"toc13\">\u5206\u6d41\u5b9a\u5f8b\u5728\u7535\u8def\u8bbe\u8ba1\u4e2d\u7684\u6ce8\u610f\u4e8b\u9879<\/h3>\n<p>\u5373\u4f7f\u4e86\u89e3\u4e86\u5206\u6d41\u7535\u8def\u7684\u539f\u7406\uff0c\u5982\u679c\u5728\u8bbe\u8ba1\u65f6\u8003\u8651\u4e0d\u591f\u5468\u5168\uff0c\u4e5f\u53ef\u80fd\u4f1a\u9047\u5230\u6545\u969c\u3001\u8fc7\u70ed\u6216\u6d4b\u91cf\u8bef\u5dee\u7b49\u95ee\u9898\u3002\u672c\u8282\u5c06\u4ece\u5b9e\u9645\u5e94\u7528\u7684\u89d2\u5ea6\u4ecb\u7ecd\u4e00\u4e9b\u9700\u8981\u638c\u63e1\u7684\u8981\u70b9\u3002<\/p>\n<p><strong>\u5b9e\u9645\u8bbe\u8ba1\u65f6\u7684\u5b89\u5168\u88d5\u91cf<\/strong><br \/>\n\u9009\u62e9\u7535\u963b\u5668\u65f6\uff0c\u4ee5\u989d\u5b9a\u529f\u7387\u768450%\u4ee5\u4e0b\u4f5c\u4e3a\u53c2\u8003\u6807\u51c6\uff0c\u53ef\u4ee5\u6539\u5584\u6e29\u5347\u5e76\u63d0\u5347\u53ef\u9760\u6027\u3002\u53e6\u5916\uff0c\u5f53\u7535\u6d41\u8fbe\u5230\u6570A\u4ee5\u4e0a\u65f6\uff0c\u9700\u8981\u8003\u8651\u91c7\u7528\u91d1\u5c5e\u819c\u7535\u963b\u5668\u6216\u5206\u6d41\u7535\u963b\u5668\uff08\u22641m\u03a9\uff09\u3002<\/p>\n<p><strong>\u7535\u963b\u7684\u8bef\u5dee\u548c\u6e29\u5ea6\u7279\u6027<\/strong><br \/>\n\u5b9e\u9645\u7535\u963b\u9664\u4e86\u6709\u00b15%\u6216\u00b110%\u7b49\u8bef\u5dee\u8303\u56f4\u5916\uff0c\u8fd8\u5b58\u5728\u6e29\u5ea6\u7cfb\u6570\u3002\u5728\u9ad8\u6e29\u6216\u5927\u7535\u6d41\u73af\u5883\u4e0b\uff0c\u7535\u963b\u503c\u53ef\u80fd\u4f1a\u53d1\u751f\u53d8\u5316\uff0c\u5bfc\u81f4\u504f\u79bb\u7406\u8bba\u8ba1\u7b97\u7ed3\u679c\u3002\u7279\u522b\u662f\u5f53\u5927\u7535\u6d41\u6d41\u8fc7\u5206\u6d41\u7535\u8def\u7684\u5404\u8def\u5f84\u65f6\uff0c\u4f1a\u4ea7\u751f\u70ed\u91cf\uff0c\u5bfc\u81f4\u7535\u963b\u503c\u53d1\u751f\u53d8\u5316\uff0c\u8fdb\u800c\u53ef\u80fd\u4f1a\u4f7f\u7535\u6d41\u5206\u914d\u5931\u8861\u3002\u8003\u8651\u5230\u8fd9\u4e9b\u8bef\u5dee\uff0c\u91c7\u7528\u5177\u6709\u88d5\u91cf\u7684\u989d\u5b9a\u503c\u5e76\u8fdb\u884c\u6563\u70ed\u8bbe\u8ba1\u975e\u5e38\u91cd\u8981\u3002<\/p>\n<p><!-- \u753b\u50cf --><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2026\/03\/07-resistance-change-rate-based-on-temperature-example.png\" alt=\"\u7535\u963b\u6e29\u5ea6\u7cfb\u6570\uff08TCR\uff09\u793a\u4f8b\" width=\"700\" height=\"394\" \/><\/p>\n<p><strong>\u4e0e\u989d\u5b9a\u529f\u7387\u7684\u6bd4\u8f83<\/strong><br \/>\n\u52a1\u5fc5\u786e\u8ba4\u662f\u5426\u4f1a\u8d85\u8fc7\u6240\u7528\u7535\u963b\u5668\u7684\u989d\u5b9a\u529f\u7387\u3002\u5982\u679c\u989d\u5b9a\u529f\u738710W\u7684\u7535\u963b\u5668\u9700\u8981\u627f\u53d736W\u7684\u529f\u7387\uff0c\u5f88\u53ef\u80fd\u4f1a\u8fc5\u901f\u635f\u574f\uff0c\u56e0\u6b64\u9700\u8981\u91c7\u53d6\u9009\u752850W\u7535\u963b\u5668\u3001\u589e\u52a0\u51b7\u5374\u63aa\u65bd\u6216\u91cd\u65b0\u5ba1\u89c6\u7535\u963b\u503c\u7684\u8bbe\u5b9a\u548c\u8d70\u7ebf\u7b49\u5bf9\u7b56\u3002<\/p>\n<p><strong>\u8d70\u7ebf\u53ca\u63a5\u89e6\u7535\u963b\u7684\u5f71\u54cd<\/strong><br \/>\n\u7406\u60f3\u7535\u8def\u56fe\u4e2d\u4e0d\u4f1a\u4f53\u73b0\u51fa\u6765\u7684\u7535\u8def\u677f\u8d70\u7ebf\u548c\u89e6\u70b9\uff08\u5982\u710a\u70b9\u548c\u8fde\u63a5\u5668\u7b49\uff09\u7684\u5fae\u5c0f\u7535\u963b\uff0c\u5b9e\u9645\u4e0a\u662f\u5b58\u5728\u7684\uff0c\u5f53\u6709\u5927\u7535\u6d41\u6d41\u8fc7\u65f6\uff0c\u8fd9\u4e9b\u4f1a\u6210\u4e3a\u8bef\u5dee\u56e0\u7d20\u3002\u5f53\u5b9e\u6d4b\u503c\u4e0e\u7406\u8bba\u8ba1\u7b97\u6709\u5dee\u5f02\u65f6\uff0c\u9700\u8981\u68c0\u67e5\u8d70\u7ebf\u548c\u63a5\u89e6\u7535\u963b\u662f\u5426\u5df2\u7ecf\u5927\u5230\u4e0d\u53ef\u5ffd\u7565\u7684\u7a0b\u5ea6\u3002<\/p>\n<p><strong>\u7535\u6d41\u8ba1\u548c\u4f20\u611f\u5668\u7684\u5185\u963b<\/strong><br \/>\n\u5728\u5206\u6d41\u7535\u8def\u4e2d\u6d4b\u91cf\u7535\u6d41\u65f6\uff0c\u7535\u6d41\u8ba1\u548c\u4f20\u611f\u5668\u4f1a\u6210\u4e3a\u5e76\u8054\u7535\u8def\u7684\u4e00\u90e8\u5206\uff0c\u5176\u5185\u963b\u53ef\u80fd\u5f71\u54cd\u5206\u6d41\u6bd4\u3002\u7279\u522b\u662f\u8fdb\u884c\u9ad8\u7cbe\u5ea6\u6d4b\u91cf\u65f6\uff0c\u9700\u8981\u8003\u8651\u8fd9\u4e9b\u5185\u963b\u5bf9\u8ba1\u7b97\u7684\u5f71\u54cd\uff0c\u5e76\u6839\u636e\u9700\u8981\u8fdb\u884c\u4fee\u6b63\u6216\u9009\u62e9\u5408\u9002\u7684\u6d4b\u91cf\u4eea\u5668\uff0c\u8fd9\u4e00\u70b9\u5f88\u91cd\u8981\u3002<\/p>\n<h2 id=\"toc14\">\u5206\u6d41\u5b9a\u5f8b\u548c\u5206\u538b\u5b9a\u5f8b\u7684\u7535\u8def\u6bd4\u8f83<\/h2>\n<p>\u4e0e\u5206\u914d\u7535\u6d41\u7684\u5206\u6d41\u7535\u8def\u76f8\u53cd\uff0c\u5f53\u60f3\u8981\u5206\u914d\u7535\u538b\u65f6\uff0c\u5219\u4f7f\u7528\u5206\u538b\u7535\u8def\uff08\u4e32\u8054\u8fde\u63a5\uff09\u3002\u6839\u636e\u662f\u7535\u6d41\u63a7\u5236\u8fd8\u662f\u7535\u538b\u63a7\u5236\u6765\u5207\u6362\u7535\u8def\u7ed3\u6784\uff0c\u8fd9\u662f\u8bbe\u8ba1\u7684\u57fa\u7840\u3002<\/p>\n<p><!-- \u753b\u50cf --><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2026\/03\/08-comparing-current-divider-to-voltage-divider.png\" alt=\"\u5206\u6d41\u5b9a\u5f8b\u548c\u5206\u538b\u5b9a\u5f8b\" width=\"700\" height=\"394\" \/><\/p>\n<h3 id=\"toc15\">\u5206\u538b\u7535\u8def\u7684\u57fa\u672c\u516c\u5f0f<\/h3>\n<p>\u5728\u4e32\u8054\u8fde\u63a5\u7684\u7535\u963b\\(R_1\\)\u3001\\(R_2\\)\u4e0a\u65bd\u52a0\u7535\u6e90\u7535\u538b\\(V\\)\u65f6\uff0c\u65bd\u52a0\u5728\\(R_1\\)\u4e0a\u7684\u7535\u538b\\(V_1\\)\u4e3a\uff1a<\/p>\n<p><!-- \u6570\u5f0f --><\/p>\n<p><span class=\"mathjax-text\">\\(V_1=V\u00d7\\displaystyle\\frac{R_1}{R_1+R_2}\\)<\/span><\/p>\n<p>\u4e0e\u5206\u6d41\u7535\u8def\u4e2d\u7535\u6d41\u4e0e\u7535\u963b\u503c\u6210\u53cd\u6bd4\u5206\u914d\u4e0d\u540c\uff0c\u5206\u538b\u7535\u8def\u4e2d\u7535\u538b\u662f\u6839\u636e\u7535\u963b\u6bd4\u8fdb\u884c\u5206\u914d\u7684\u3002<\/p>\n<h3 id=\"toc16\">\u5206\u6d41\u7535\u8def\u548c\u5206\u538b\u7535\u8def\u7684\u533a\u5206\u4f7f\u7528<\/h3>\n<ul class=\"unordered-list\">\n<li>\u60f3\u6309\u8def\u5f84\u5206\u522b\u63a7\u5236\u5c0f\u7535\u6d41 \u2192 \u5206\u6d41\u7535\u8def\uff08\u5e76\u8054\uff09<\/li>\n<li>\u60f3\u5bf9\u591a\u4e2a\u5143\u4ef6\u65bd\u52a0\u4e0d\u540c\u7684\u7535\u538b \u2192 \u5206\u538b\u7535\u8def\uff08\u4e32\u8054\uff09<\/li>\n<\/ul>\n<p>\u5982\u4e0a\u6240\u793a\uff0c\u6839\u636e\u76ee\u7684\u6765\u533a\u5206\u4f7f\u7528\u3002<\/p>\n<h2 id=\"toc17\">\u5206\u6d41\u5b9a\u5f8b\u4e2d\u7684\u6545\u969c\u6392\u67e5\u548c\u5b9e\u9645\u5e94\u7528\u7684\u6ce8\u610f\u4e8b\u9879<\/h2>\n<p>\u8fd0\u7528\u5206\u6d41\u7535\u8def\u8fdb\u884c\u6d4b\u91cf\u6216\u63a7\u5236\u65f6\uff0c\u7406\u60f3\u6a21\u578b\u4e0e\u5b9e\u9645\u884c\u4e3a\u4e4b\u95f4\u6709\u65f6\u4f1a\u51fa\u73b0\u504f\u5dee\u3002\u672c\u8282\u5c06\u7b80\u8981\u603b\u7ed3\u4e00\u4e9b\u4ee3\u8868\u6027\u7684\u95ee\u9898\u548c\u5bf9\u7b56\u3002<\/p>\n<h3 id=\"toc18\">\u610f\u6599\u4e4b\u5916\u7684\u7535\u6d41\u8def\u5f84<\/h3>\n<p>\u5982\u679c\u56e0\u7535\u8def\u677f\u8d70\u7ebf\u6216\u8d70\u7ebf\u5e03\u5c40\uff0c\u5f62\u6210\u4e86\u4e0e\u7406\u60f3\u60c5\u51b5\u4e0d\u540c\u7684\u5e76\u8054\u8def\u5f84\u65f6\uff0c\u53ef\u80fd\u5bfc\u81f4\u5206\u6d41\u6bd4\u4e0e\u9884\u671f\u4e0d\u7b26\uff0c\u9700\u901a\u8fc7\u8d70\u7ebf\u68c0\u67e5\u6216\u77ed\u8def\u68c0\u6d4b\u6765\u89e3\u51b3\u3002<\/p>\n<h3 id=\"toc19\">\u5143\u4ef6\u7279\u6027\u7684\u975e\u7ebf\u6027\u7279\u6027<\/h3>\n<p>\u5728\u9ad8\u6e29\u6216\u5927\u7535\u6d41\u6761\u4ef6\u4e0b\uff0c\u8bb8\u591a\u7535\u963b\u65e0\u6cd5\u4fdd\u6301\u7406\u60f3\u7684\u7ebf\u6027\u7279\u6027\u3002\u8d34\u7247\u7535\u963b\u53ef\u80fd\u56e0\u70ed\u91cf\u96c6\u4e2d\u800c\u5bfc\u81f4\u7535\u963b\u503c\u53d1\u751f\u53d8\u5316\uff0c\u5728\u540c\u65f6\u6709\u6676\u4f53\u7ba1\u6216\u4e8c\u6781\u7ba1\u7684\u590d\u6742\u7535\u8def\u4e2d\uff0c\u8fd8\u4f1a\u6d89\u53ca\u534a\u5bfc\u4f53\u7279\u6027\uff0c\u60c5\u51b5\u66f4\u52a0\u590d\u6742\u3002<\/p>\n<h3 id=\"toc20\">\u9ad8\u9891\u9886\u57df\u7684\u5206\u6d41\u7279\u6027<\/h3>\n<p>\u5728\u9ad8\u9891\u4e0b\uff0c\u7535\u611f\u548c\u7535\u5bb9\u53d8\u5f97\u4e0d\u53ef\u5ffd\u7565\uff0c\u4ec5\u4f9d\u9760\u7535\u963b\u5206\u6790\u7684\u5206\u6d41\u5b9a\u5f8b\u53ef\u80fd\u4e0d\u518d\u9002\u7528\uff0c\u6b64\u65f6\u9700\u8981\u8fdb\u884c\u963b\u6297\u5206\u6790\u548c\u5339\u914d\u8bbe\u8ba1\u3002<\/p>\n<h2 id=\"toc21\">\u57fa\u4e8e\u5206\u6d41\u5b9a\u5f8b\u7684\u7535\u8def\u5e94\u7528\u5b9e\u4f8b<\/h2>\n<p>\u5206\u6d41\u7535\u8def\u88ab\u5e7f\u6cdb\u5e94\u7528\u4e8e\u9700\u8981\u5c06\u7535\u6d41\u5206\u914d\u7ed9\u591a\u4e2a\u7535\u963b\u6216\u8d1f\u8f7d\u7b49\u591a\u79cd\u573a\u666f\uff0c\u672c\u8282\u5c06\u4ecb\u7ecd\u4e00\u4e9b\u5177\u4f53\u7684\u5e94\u7528\u5b9e\u4f8b\u3002<\/p>\n<h3 id=\"toc22\">\u6d4b\u91cf\u7528\u5206\u6d41\u7535\u963b\u5668<\/h3>\n<p>\u6d4b\u91cf\u5927\u7535\u6d41\u65f6\uff0c\u6709\u4e00\u79cd\u65b9\u6cd5\u662f\u5728\u7535\u6d41\u8def\u5f84\u4e2d\u4e32\u8054\u63d2\u5165\u7535\u963b\u503c\u5f88\u4f4e\u7684\u5206\u6d41\u7535\u963b\u5668\uff0c\u901a\u8fc7\u6d4b\u91cf\u5176\u4e24\u7aef\u4ea7\u751f\u7684\u5fae\u5c0f\u7535\u538b\u6765\u8ba1\u7b97\u7535\u6d41\u3002\u6d4b\u91cf\u7535\u8def\u4e0e\u8be5\u5206\u6d41\u7535\u963b\u5668\u5e76\u8054\u8fde\u63a5\uff0c\u4f5c\u4e3a\u5206\u6d41\u7535\u8def\uff0c\u53ea\u6709\u4e00\u5c0f\u90e8\u5206\u7535\u6d41\u4f1a\u6d41\u8fc7\u6d4b\u91cf\u4eea\u5668\uff0c\u56e0\u6b64\u5177\u6709\u80fd\u591f\u9ad8\u7cbe\u5ea6\u4e14\u5b89\u5168\u5730\u8fdb\u884c\u6d4b\u91cf\u7684\u4f18\u70b9\uff0c\u4e5f\u88ab\u5e7f\u6cdb\u5e94\u7528\u4e8e\u7535\u80fd\u8868\u7535\u8def\u7b49\u573a\u666f\u4e2d\u3002<\/p>\n<p><!-- \u753b\u50cf --><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2026\/03\/09-example-of-current-divider-application-for-measurement-of-shunt-resistor.png\" alt=\"\u57fa\u4e8e\u5206\u6d41\u5b9a\u5f8b\u7684\u7535\u8def\u5e94\u7528\u5b9e\u4f8b\" width=\"700\" height=\"394\" \/><\/p>\n<h3 id=\"toc23\">\u7535\u80fd\u8868\u548c\u4f20\u611f\u5668\u7684\u4fdd\u62a4\u7535\u8def<\/h3>\n<p>\u5728\u5904\u7406\u5927\u7535\u6d41\u7684\u7535\u8def\u4e2d\uff0c\u5982\u679c\u76f4\u63a5\u8fde\u63a5\u4f20\u611f\u5668\u6216\u6d4b\u91cf\u88c5\u7f6e\uff0c\u6709\u5bfc\u81f4\u88c5\u7f6e\u8fc7\u8f7d\u7684\u98ce\u9669\u3002\u8fd9\u65f6\u53ef\u4ee5\u5229\u7528\u5206\u6d41\u7535\u8def\uff0c\u53ea\u8ba9\u5fc5\u8981\u7684\u5f88\u5c0f\u9650\u5ea6\u7684\u7535\u6d41\u6d41\u8fc7\u90e8\u5206\u8def\u5f84\uff0c\u800c\u5c06\u5927\u90e8\u5206\u7535\u6d41\u5206\u6d41\u5230\u5176\u4ed6\u8def\u5f84\uff0c\u4ece\u800c\u6784\u5efa\u5b89\u5168\u7684\u6d4b\u91cf\u673a\u5236\u3002<\/p>\n<h3 id=\"toc24\">\u5e76\u8054\u7a33\u538b\u5668\u548c\u7535\u6d41\u5206\u652f\u7535\u8def<\/h3>\n<p>\u5728\u5e76\u8054\u578b\u7a33\u538b\u5668\u6216\u591a\u4e2a\u7535\u6c60\u5355\u5143\u5e76\u8054\u8fde\u63a5\u7684\u7535\u8def\u4e2d\uff0c\u4f1a\u5229\u7528\u5206\u6d41\u6765\u9650\u5236\u548c\u5206\u914d\u6d41\u5411\u5404\u4e2a\u7cfb\u7edf\u6216\u5355\u5143\u7684\u7535\u6d41\u3002\u8981\u638c\u63e1\u6d41\u7ecf\u6bcf\u4e2a\u8def\u5f84\u7684\u7535\u6d41\u91cf\uff0c\u5b9e\u73b0\u5747\u6d41\u548c\u5b89\u5168\u8bbe\u8ba1\uff0c\u5206\u6d41\u7535\u8def\u7684\u6982\u5ff5\u662f\u4e0d\u53ef\u6216\u7f3a\u7684\u3002<\/p>\n<h2 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