{"id":26735,"date":"2024-12-10T00:00:23","date_gmt":"2024-12-09T16:00:23","guid":{"rendered":"https:\/\/techclass.wfjydl.com\/?p=26735"},"modified":"2025-11-13T15:30:25","modified_gmt":"2025-11-13T07:30:25","slug":"%e5%9f%ba%e5%b0%94%e9%9c%8d%e5%a4%ab%e5%ae%9a%e5%be%8b","status":"publish","type":"post","link":"https:\/\/techclass.wfjydl.com\/knowledge\/si\/s-si\/21777","title":{"rendered":"\u57fa\u5c14\u970d\u592b\u5b9a\u5f8b"},"content":{"rendered":"\\(\\)\n<div class=\"toc\">\n<p class=\"toc-title\">\u76ee\u5f55<\/p>\n<ul class=\"toc-list\">\n<li><a href=\"#toc1\"><span class=\"contentstable-number\">1<\/span>\u57fa\u5c14\u970d\u592b\u5b9a\u5f8b\u548c\u7535\u8def\u57fa\u7840\u77e5\u8bc6<\/a><\/li>\n<li><a href=\"#toc8\"><span class=\"contentstable-number\">2<\/span>\u57fa\u5c14\u970d\u592b\u5b9a\u5f8b\u5728\u7535\u538b\u548c\u7535\u6d41\u6d4b\u91cf\u4e2d\u7684\u4f5c\u7528<\/a><\/li>\n<li><a href=\"#toc15\"><span class=\"contentstable-number\">3<\/span>\u8054\u7acb\u65b9\u7a0b\u5f0f\u5728\u7535\u8def\u5206\u6790\u4e2d\u7684\u5e94\u7528<\/a><\/li>\n<li><a href=\"#toc19\"><span class=\"contentstable-number\">4<\/span>\u4e0e\u7535\u5b66\u7406\u8bba\u7684\u5173\u7cfb\uff1a\u6b27\u59c6\u5b9a\u5f8b\u548c\u57fa\u5c14\u970d\u592b\u5b9a\u5f8b<\/a><\/li>\n<li><a href=\"#toc26\"><span class=\"contentstable-number\">5<\/span>\u57fa\u5c14\u970d\u592b\u5b9a\u5f8b\u7684\u5e94\u7528\u793a\u4f8b\u548c\u8ba1\u7b97\u65b9\u6cd5<\/a><\/li>\n<li><a href=\"#toc32\"><span class=\"contentstable-number\">6<\/span>\u7535\u4f4d\u5dee\u548c\u7535\u52a8\u52bf\uff1a\u57fa\u5c14\u970d\u592b\u5b9a\u5f8b\u7684\u6269\u5c55<\/a><\/li>\n<\/ul>\n<\/div>\n<p>&nbsp;<\/p>\n<p>\u57fa\u5c14\u970d\u592b\u5b9a\u5f8b\u662f\u7535\u8def\u5206\u6790\u4e2d\u6700\u57fa\u7840\u4e14\u4e0d\u53ef\u6216\u7f3a\u7684\u5b9a\u5f8b\uff0c\u5305\u62ec\u88ab\u79f0\u4e3a\u201c\u57fa\u5c14\u970d\u592b\u7535\u6d41\u5b9a\u5f8b\uff08KCL\uff09\u201d\u7684\u7b2c\u4e00\u5b9a\u5f8b\u548c\u88ab\u79f0\u4e3a\u201c\u57fa\u5c14\u970d\u592b\u7535\u538b\u5b9a\u5f8b\uff08KVL\uff09\u201d\u7684\u7b2c\u4e8c\u5b9a\u5f8b\u3002\u57fa\u5c14\u970d\u592b\u7535\u6d41\u5b9a\u5f8b\u7684\u5185\u5bb9\u662f\uff0c\u5728\u7535\u8def\u4e2d\u7684\u4efb\u610f\u4e00\u4e2a\u8282\u70b9\uff0c\u6d41\u5165\u8be5\u8282\u70b9\u7684\u7535\u6d41\u4e4b\u548c\u6052\u7b49\u4e8e\u6d41\u51fa\u8be5\u8282\u70b9\u7684\u7535\u6d41\u4e4b\u548c\u3002\u800c\u57fa\u5c14\u970d\u592b\u7535\u538b\u5b9a\u5f8b\u7684\u5185\u5bb9\u662f\u6cbf\u95ed\u5408\u7535\u8def\u7ed5\u884c\u4e00\u5468\u7684\u7535\u538b\u4e4b\u548c\u4e3a\u96f6\u3002\u901a\u8fc7\u5e94\u7528\u8fd9\u4e9b\u5b9a\u5f8b\uff0c\u53ef\u4ee5\u4e86\u89e3\u5e76\u6709\u6548\u5206\u6790\u590d\u6742\u7535\u8def\u4e2d\u7684\u7535\u6d41\u548c\u7535\u538b\u5206\u5e03\u3002<\/p>\n<p>\u5728\u672c\u6587\u4e2d\uff0c\u5c06\u4ece\u57fa\u5c14\u970d\u592b\u5b9a\u5f8b\u7684\u7406\u8bba\u80cc\u666f\u5230\u5176\u5728\u5b9e\u9645\u7535\u8def\u95ee\u9898\u4e2d\u7684\u5e94\u7528\u3001\u4ee5\u53ca\u4e0e\u6b27\u59c6\u5b9a\u5f8b\u7684\u5173\u7cfb\uff0c\u5168\u9762\u4ecb\u7ecd\u57fa\u5c14\u970d\u592b\u5b9a\u5f8b\u3002\u638c\u63e1\u57fa\u5c14\u970d\u592b\u5b9a\u5f8b\uff0c\u662f\u5b66\u4e60\u7535\u8def\u77e5\u8bc6\u8fc7\u7a0b\u4e2d\u4e0d\u53ef\u6216\u7f3a\u7684\u4e00\u73af\uff0c\u5e0c\u671b\u5927\u5bb6\u5145\u5206\u638c\u63e1\u5176\u5f3a\u5927\u7684\u5206\u6790\u80fd\u529b\u3002<\/p>\n<h2 id=\"toc1\">\u57fa\u5c14\u970d\u592b\u5b9a\u5f8b\u548c\u7535\u8def\u57fa\u7840\u77e5\u8bc6<\/h2>\n<h3 id=\"toc2\">\u57fa\u5c14\u970d\u592b\u7b2c\u4e00\u5b9a\u5f8b\u548c\u7b2c\u4e8c\u5b9a\u5f8b\u7b80\u4ecb<\/h3>\n<p>\u57fa\u5c14\u970d\u592b\u5b9a\u5f8b\u662f\u7535\u8def\u5206\u6790\u4e2d\u4e0d\u53ef\u6216\u7f3a\u7684\u57fa\u672c\u539f\u7406\u3002\u8be5\u5b9a\u5f8b\u7531\u4e24\u4e2a\u91cd\u8981\u90e8\u5206\u7ec4\u6210\uff0c\u5373\u57fa\u5c14\u970d\u592b\u7535\u6d41\u5b9a\u5f8b\uff08KCL\uff1aKirchhoff&#8217;s Current Law\uff09\u548c\u57fa\u5c14\u970d\u592b\u7535\u538b\u5b9a\u5f8b\uff08KVL\uff1aKirchhoff&#8217;s Voltage Law\uff09\u3002<\/p>\n<h4 id=\"toc3\">\u57fa\u5c14\u970d\u592b\u7535\u6d41\u5b9a\u5f8b\uff08KCL\uff09<\/h4>\n<p>\u57fa\u5c14\u970d\u592b\u7535\u6d41\u5b9a\u5f8b\uff08\u7b2c\u4e00\u5b9a\u5f8b\uff09\u7684\u5185\u5bb9\u662f\u6d41\u5165\u67d0\u4e00\u8282\u70b9\u7684\u7535\u6d41\u4e4b\u548c\u7b49\u4e8e\u4ece\u8be5\u8282\u70b9\u6d41\u51fa\u7684\u7535\u6d41\u4e4b\u548c\u3002\u7528\u6570\u5b66\u516c\u5f0f\u8868\u793a\u5982\u4e0b\uff1a<\/p>\n<p>\\(\\small{\\sum I_{in}=\\sum I_{out}}\\)<\/p>\n<p>\u8be5\u5b9a\u5f8b\u8868\u660e\uff0c\u7535\u8377\u4e0d\u80fd\u5728\u7535\u8def\u7684\u8282\u70b9\u5904\u5806\u79ef\u3002<\/p>\n<h4 id=\"toc4\">\u57fa\u5c14\u970d\u592b\u7535\u538b\u5b9a\u5f8b\uff08KVL\uff09<\/h4>\n<p>\u57fa\u5c14\u970d\u592b\u7535\u538b\u5b9a\u5f8b\uff08\u7b2c\u4e8c\u5b9a\u5f8b\uff09\u7684\u5185\u5bb9\u662f\u6cbf\u95ed\u5408\u7535\u8def\u7ed5\u884c\u4e00\u5468\u7684\u7535\u538b\u4e4b\u548c\u4e3a\u96f6\u3002\u8be5\u5b9a\u5f8b\u9075\u5faa\u80fd\u91cf\u5b88\u6052\u5b9a\u5f8b\uff0c\u7528\u516c\u5f0f\u8868\u8ff0\u5982\u4e0b\uff1a<\/p>\n<p>\\(\\small{\\sum{V=0}}\\)<\/p>\n<p>\u8be5\u5b9a\u5f8b\u610f\u5473\u7740\u7535\u538b\u964d\u4e0e\u7535\u52a8\u52bf\u7684\u603b\u548c\u662f\u4fdd\u6301\u5e73\u8861\u7684\u3002<\/p>\n<h3 id=\"toc5\">\u95ed\u5408\u7535\u8def\u4e0e\u5f00\u8def\u7535\u8def\u7684\u533a\u522b<\/h3>\n<p>\u95ed\u5408\u7535\u8def\u548c\u5f00\u8def\u7535\u8def\u7684\u6982\u5ff5\u5728\u7535\u8def\u5206\u6790\u4e2d\u975e\u5e38\u91cd\u8981\u3002\u5c24\u5176\u662f\u5728\u5e94\u7528\u57fa\u5c14\u970d\u592b\u5b9a\u5f8b\u65f6\uff0c\u5224\u522b\u7535\u8def\u662f\u5426\u95ed\u5408\u975e\u5e38\u91cd\u8981\u3002<\/p>\n<p class=\"txt-al-center\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter\" src=\"https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2024\/12\/01_Open_and_closed_circuits.jpg\" alt=\"\u958b\u56de\u8def\u3068\u9589\u56de\u8def\" width=\"707\" height=\"257\" \/><\/p>\n<h4 id=\"toc6\">\u95ed\u5408\u7535\u8def<\/h4>\n<p>\u95ed\u5408\u7535\u8def\u662f\u7535\u6d41\u5177\u6709\u901a\u8fc7\u4e00\u7cfb\u5217\u7684\u5bfc\u4f53\u540e\u8fd4\u56de\u7535\u6e90\u7684\u5b8c\u6574\u8def\u5f84\u7684\u7535\u8def\uff0c\u5373\u7535\u6d41\u4ece\u7535\u6e90\u5f00\u59cb\uff0c\u6d41\u7ecf\u4e00\u7cfb\u5217\u7684\u7535\u6c14\u5143\u5668\u4ef6\uff08\u7535\u963b\u5668\u3001\u7535\u5bb9\u5668\u3001\u7535\u611f\u5668\u7b49\uff09\u540e\u8fd4\u56de\u7535\u6e90\u7684\u8def\u5f84\u3002\u57fa\u5c14\u970d\u592b\u5b9a\u5f8b\u9002\u7528\u4e8e\u8fd9\u79cd\u95ed\u5408\u7535\u8def\u3002\u5728\u95ed\u5408\u7535\u8def\u4e2d\uff0c\u7535\u6d41\u8fde\u7eed\u6d41\u52a8\uff0c\u7535\u538b\u964d\u5206\u6563\u5728\u7535\u8def\u4e2d\u7684\u5404\u4e2a\u5143\u7d20\u4e0a\u3002<\/p>\n<p>\u95ed\u5408\u7535\u8def\u7684\u6982\u5ff5\u662f\u7535\u8def\u8bbe\u8ba1\u548c\u5206\u6790\u7684\u6838\u5fc3\u3002\u8981\u60f3\u6b63\u786e\u4e86\u89e3\u5e76\u9884\u6d4b\u7535\u6e90\u3001\u7535\u963b\u5668\u548c\u5176\u4ed6\u7535\u6c14\u5143\u5668\u4ef6\u7684\u52a8\u4f5c\u884c\u4e3a\uff0c\u5c31\u9700\u8981\u638c\u63e1\u8fd9\u4e9b\u5143\u7d20\u5f62\u6210\u7684\u95ed\u5408\u7535\u8def\u5185\u7684\u7535\u6d41\u548c\u7535\u538b\u4e4b\u95f4\u7684\u5173\u7cfb\u3002\u53e6\u5916\uff0c\u95ed\u5408\u7535\u8def\u5728\u8bc4\u4f30\u7535\u8def\u6027\u80fd\u548c\u8bca\u65ad\u95ee\u9898\u65b9\u9762\u4e5f\u53d1\u6325\u7740\u91cd\u8981\u4f5c\u7528\u3002<\/p>\n<h4 id=\"toc7\">\u5f00\u8def\u7535\u8def<\/h4>\n<p>\u5f00\u8def\u7535\u8def\u662f\u6307\u7531\u4e8e\u5bfc\u4f53\u4e2d\u95f4\u65ad\u5f00\u800c\u6ca1\u6709\u5b8c\u6574\u7684\u7535\u6d41\u6d41\u52a8\u8def\u5f84\u7684\u7535\u8def\u3002\u8fd9\u79cd\u65ad\u5f00\u662f\u7531\u5f00\u5173\u5173\u95ed\u3001\u7535\u8def\u56e0\u7269\u7406\u56e0\u7d20\u65ad\u5f00\u6216\u56e0\u67d0\u79cd\u539f\u56e0\u9020\u6210\u7684\u65ad\u88c2\u800c\u5f62\u6210\u7684\u3002<\/p>\n<p>\u5c3d\u7ba1\u57fa\u5c14\u970d\u592b\u5b9a\u5f8b\u4e0d\u80fd\u76f4\u63a5\u5e94\u7528\u4e8e\u5f00\u8def\u7535\u8def\uff0c\u4f46\u5728\u5206\u6790\u5305\u542b\u5f00\u8def\u7535\u8def\u7684\u7cfb\u7edf\u65f6\u53d1\u6325\u7740\u91cd\u8981\u4f5c\u7528\u3002\u5f53\u7535\u8def\u65e0\u6cd5\u6b63\u5e38\u5de5\u4f5c\u6216\u5728\u8bbe\u8ba1\u9636\u6bb5\u6545\u610f\u5229\u7528\u5f00\u8def\u65f6\uff0c\u57fa\u5c14\u970d\u592b\u5b9a\u5f8b\u662f\u4e0d\u53ef\u6216\u7f3a\u7684\u3002\u5728\u6545\u969c\u5206\u6790\u548c\u6545\u969c\u6392\u9664\u4e2d\uff0c\u5f00\u8def\u5f88\u53ef\u80fd\u662f\u9020\u6210\u95ee\u9898\u7684\u539f\u56e0\uff0c\u5728\u8bca\u65ad\u4e2d\u7684\u4f5c\u7528\u5f88\u91cd\u8981\u3002\u53e6\u5916\uff0c\u5f00\u8def\u6982\u5ff5\u4e5f\u9002\u7528\u4e8e\u5f00\u5173\u63a7\u5236\u7535\u8def\u548c\u7535\u8def\u6682\u65f6\u4e2d\u65ad\u7684\u8bbe\u8ba1\u3002<\/p>\n<h2 id=\"toc8\">\u57fa\u5c14\u970d\u592b\u5b9a\u5f8b\u5728\u7535\u538b\u548c\u7535\u6d41\u6d4b\u91cf\u4e2d\u7684\u4f5c\u7528<\/h2>\n<h3 id=\"toc9\">\u7535\u538b\u6d4b\u91cf\u57fa\u7840\u77e5\u8bc6\u548c\u57fa\u5c14\u970d\u592b\u5b9a\u5f8b\u7684\u5e94\u7528<\/h3>\n<p>\u7535\u538b\u6d4b\u91cf\u662f\u7535\u8def\u7684\u5173\u952e\u8981\u7d20\uff0c\u57fa\u5c14\u970d\u592b\u5b9a\u5f8b\u5728\u6b64\u8fc7\u7a0b\u4e2d\u53d1\u6325\u7740\u6838\u5fc3\u4f5c\u7528\u3002<\/p>\n<h4 id=\"toc10\">\u7535\u538b\u6d4b\u91cf\u57fa\u7840\u77e5\u8bc6<\/h4>\n<p>\u7535\u538b\u6d4b\u91cf\u662f\u6d4b\u91cf\u7535\u8def\u4e2d\u4e24\u70b9\u4e4b\u95f4\u7684\u7535\u4f4d\u5dee\u3002\u8fd9\u79cd\u6d4b\u91cf\u901a\u5e38\u4f7f\u7528\u7535\u538b\u8868\uff08\u4f0f\u7279\u8ba1\uff09\u8fdb\u884c\u3002\u6d4b\u91cf\u65f6\uff0c\u5e94\u5c06\u7535\u538b\u8868\u5e76\u8054\u5728\u8981\u6d4b\u91cf\u7684\u4e24\u70b9\u4e4b\u95f4\u3002<\/p>\n<p class=\"txt-al-center\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter\" src=\"https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2024\/12\/02_Voltage_Measurement.jpg\" alt=\"\u96fb\u5727\u6e2c\u5b9a\" width=\"437\" height=\"195\" \/><\/p>\n<h4 id=\"toc11\">\u57fa\u5c14\u970d\u592b\u7535\u538b\u5b9a\u5f8b\uff08KVL\uff09\u7684\u5e94\u7528<\/h4>\n<p>\u57fa\u5c14\u970d\u592b\u7535\u538b\u5b9a\u5f8b\uff08KVL\uff09\u7684\u5185\u5bb9\u662f\u6cbf\u95ed\u5408\u7535\u8def\u7ed5\u884c\u4e00\u5468\u7684\u7535\u538b\u4e4b\u548c\u4e3a\u96f6\u3002\u5229\u7528\u8be5\u5b9a\u5f8b\uff0c\u53ef\u6d4b\u91cf\u548c\u8ba1\u7b97\u7535\u8def\u4e2d\u4efb\u4f55\u73af\u8def\u7684\u7535\u538b\u3002<\/p>\n<p>\\(\\small{\\sum{V=0}}\\)<\/p>\n<p>\u5728\u7535\u538b\u6d4b\u91cf\u4e2d\uff0c\u5229\u7528KVL\uff0c\u53ef\u6839\u636e\u6d4b\u91cf\u70b9\u4e4b\u95f4\u7684\u5df2\u77e5\u7535\u538b\u964d\u6765\u8ba1\u7b97\u672a\u77e5\u7535\u538b\u3002<\/p>\n<h3 id=\"toc12\">\u7535\u6d41\u7684\u6d4b\u91cf\u65b9\u6cd5\u548c\u7535\u8def\u5206\u6790\u7684\u91cd\u8981\u6027<\/h3>\n<p>\u7535\u6d41\u6d4b\u91cf\u548c\u7535\u8def\u5206\u6790\u5bf9\u4e8e\u8bc4\u4f30\u7535\u8def\u6027\u80fd\u548c\u5b89\u5168\u6027\u6765\u8bf4\u975e\u5e38\u91cd\u8981\u3002<\/p>\n<h4 id=\"toc13\">\u7535\u6d41\u6d4b\u91cf\u65b9\u6cd5<\/h4>\n<p>\u7535\u6d41\u6d4b\u91cf\u662f\u6d4b\u91cf\u6d41\u7ecf\u7535\u8def\u7279\u5b9a\u90e8\u5206\u7684\u7535\u6d41\u5f3a\u5ea6\u7684\u8fc7\u7a0b\u3002\u8fd9\u79cd\u6d4b\u91cf\u901a\u5e38\u4f7f\u7528\u5b89\u57f9\u8868\u8fdb\u884c\uff0c\u9700\u8981\u5c06\u5b89\u57f9\u8868\u4e32\u8054\u5230\u8981\u6d4b\u91cf\u7684\u70b9\u3002<\/p>\n<h4 id=\"toc14\">\u57fa\u5c14\u970d\u592b\u7535\u6d41\u5b9a\u5f8b\uff08KCL\uff09\u4e0e\u7535\u8def\u5206\u6790<\/h4>\n<p>\u57fa\u5c14\u970d\u592b\u7535\u6d41\u5b9a\u5f8b\uff08KCL\uff09\u7684\u5185\u5bb9\u662f\u6d41\u5165\u67d0\u8282\u70b9\u7684\u7535\u6d41\u4e4b\u548c\u7b49\u4e8e\u6d41\u51fa\u8be5\u8282\u70b9\u7684\u7535\u6d41\u4e4b\u548c\u3002<\/p>\n<p>\\(\\small{\\sum I_{in}=\\sum I_{out}}\\)<\/p>\n<p>\u5229\u7528\u8be5\u5b9a\u5f8b\uff0c\u80fd\u591f\u5206\u6790\u7535\u8def\u4e2d\u4efb\u610f\u70b9\u7684\u7535\u6d41\u5206\u5e03\uff0c\u5e76\u89e3\u91ca\u7535\u6d41\u6d4b\u91cf\u7684\u7ed3\u679c\u3002\u5229\u7528KCL\uff0c\u53ef\u4ee5\u4e86\u89e3\u7535\u6d41\u5206\u5e03\u5e76\u8bc4\u4f30\u7535\u8def\u529f\u80fd\u3002<\/p>\n<h2 id=\"toc15\">\u8054\u7acb\u65b9\u7a0b\u5f0f\u5728\u7535\u8def\u5206\u6790\u4e2d\u7684\u5e94\u7528<\/h2>\n<h3 id=\"toc16\">\u4f7f\u7528\u57fa\u5c14\u970d\u592b\u5b9a\u5f8b\u8bbe\u7f6e\u8054\u7acb\u65b9\u7a0b\u5f0f<\/h3>\n<p>\u4f7f\u7528\u57fa\u5c14\u970d\u592b\u5b9a\u5f8b\u8fdb\u884c\u7535\u8def\u5206\u6790\u65f6\uff0c\u8054\u7acb\u65b9\u7a0b\u5f0f\u7684\u8bbe\u7f6e\u975e\u5e38\u91cd\u8981\u3002<\/p>\n<h4 id=\"toc17\">\u8054\u7acb\u65b9\u7a0b\u5f0f\u7684\u8bbe\u7f6e\u8fc7\u7a0b<\/h4>\n<ol class=\"nml_li\">\n<li>\u7535\u8def\u8bc6\u522b\uff1a\u8bc6\u522b\u7535\u8def\u4e2d\u7684\u6240\u6709\u8282\u70b9\uff08\u8fde\u63a5\u70b9\uff09\u548c\u56de\u8def\uff08\u95ed\u5408\u7535\u8def\uff09\u3002<\/li>\n<li>\u57fa\u5c14\u970d\u592b\u7535\u6d41\u5b9a\u5f8b\uff08KCL\uff09\u7684\u5e94\u7528\uff1a\u5728\u5404\u8282\u70b9\u5efa\u7acb\u201c\u6d41\u5165\u8282\u70b9\u7684\u7535\u6d41\u4e4b\u548c\u7b49\u4e8e\u4ece\u8be5\u8282\u70b9\u6d41\u51fa\u7684\u7535\u6d41\u4e4b\u548c\u201d\u7684\u65b9\u7a0b\u5f0f\u3002<br \/>\n\\(\\small{\\sum I_{in}=\\sum I_{out}}\\)<\/li>\n<li>\u57fa\u5c14\u970d\u592b\u7535\u538b\u5b9a\u5f8b\uff08KVL\uff09\u7684\u5e94\u7528\uff1a\u5728\u5404\u73af\u8def\u5efa\u7acb\u201c\u73af\u8def\u4e2d\u7684\u7535\u538b\u603b\u548c\u4e3a\u96f6\u201d\u7684\u65b9\u7a0b\u5f0f\u3002<br \/>\n\\(\\small{\\sum{V=0}}\\)<\/li>\n<li>\u65b9\u7a0b\u5f0f\u6c42\u89e3\uff1a\u5bf9\u6240\u5f97\u65b9\u7a0b\u5f0f\u6c42\u89e3\uff0c\u6c42\u51fa\u672a\u77e5\u7684\u7535\u6d41\u548c\u7535\u538b\u3002<\/li>\n<\/ol>\n<h3 id=\"toc18\">\u5b9e\u9645\u7684\u7535\u8def\u95ee\u9898\u89e3\u51b3\u793a\u4f8b<\/h3>\n<p>\u4e0b\u9762\u6211\u4eec\u901a\u8fc7\u57fa\u5c14\u970d\u592b\u5b9a\u5f8b\u5728\u89e3\u51b3\u5b9e\u9645\u7535\u8def\u95ee\u9898\u8fc7\u7a0b\u4e2d\u7684\u5e94\u7528\u793a\u4f8b\uff0c\u6765\u4e86\u89e3\u8be5\u7406\u8bba\u7684\u5177\u4f53\u5e94\u7528\u3002<\/p>\n<p>\u4f8b\u5982\uff0c\u5047\u8bbe\u5728\u4e00\u4e2a\u7b80\u5355\u7684\u4e32\u8054\u7535\u8def\u4e2d\u8fde\u63a5\u4e86\u4e0d\u540c\u963b\u503c\u7684\u7535\u963b\u5668\u3002\u8981\u83b7\u53d6\u8be5\u7535\u8def\u4e2d\u65bd\u52a0\u4e8e\u6bcf\u4e2a\u7535\u963b\u5668\u7684\u7535\u538b\uff0c\u9700\u8981\u6309\u7167\u4e0b\u5217\u6b65\u9aa4\u64cd\u4f5c\uff1a<\/p>\n<ol class=\"nml_li\">\n<li>\u5e94\u7528KVL\uff1a\u8bbe\u7f6e\u6574\u4e2a\u7535\u8def\u9002\u7528\u7684KVL\u65b9\u7a0b\u5f0f\u3002<br \/>\n\\(V_{source}=V_1+V_2+\\ldots+V_n\\)<br \/>\n\u5176\u4e2d\uff0c\\(V_{source}\\)\u8868\u793a\u7535\u6e90\u7535\u538b\uff0c\\(V_1,V_2,\u2026,V_n\\)\u8868\u793a\u65bd\u52a0\u4e8e\u5404\u7535\u963b\u5668\u7684\u7535\u538b\u3002<\/li>\n<li>\u5e94\u7528\u6b27\u59c6\u5b9a\u5f8b\uff1a\u5c06\u6b27\u59c6\u5b9a\u5f8b\u5e94\u7528\u4e8e\u5404\u7535\u963b\u5668\uff0c\u6c42\u51fa\u7535\u538b\u503c\u3002<br \/>\n\\(V_i=I\\times R_i\\)<br \/>\n\u5176\u4e2d\uff0c\\(I\\)\u8868\u793a\u7535\u8def\u4e2d\u7684\u7535\u6d41\uff0c\\(Ri\\)\u8868\u793a\u5404\u7535\u963b\u5668\u7684\u963b\u503c\u3002<\/li>\n<li>\u89e3\u65b9\u7a0b\uff1a\u5bf9\u8fd9\u4e9b\u65b9\u7a0b\u5f0f\u6c42\u89e3\uff0c\u5373\u53ef\u6c42\u51fa\u65bd\u52a0\u4e8e\u5404\u7535\u963b\u5668\u7684\u7535\u538b\u3002<\/li>\n<\/ol>\n<h2 id=\"toc19\">\u4e0e\u7535\u5b66\u7406\u8bba\u7684\u5173\u7cfb\uff1a\u6b27\u59c6\u5b9a\u5f8b\u548c\u57fa\u5c14\u970d\u592b\u5b9a\u5f8b<\/h2>\n<h3 id=\"toc20\">\u6b27\u59c6\u5b9a\u5f8b\u4e0e\u57fa\u5c14\u970d\u592b\u5b9a\u5f8b\u7684\u7ed3\u5408<\/h3>\n<p>\u6b27\u59c6\u5b9a\u5f8b\u548c\u57fa\u5c14\u970d\u592b\u5b9a\u5f8b\u5728\u7535\u8def\u5206\u6790\u4e2d\u662f\u76f8\u8f85\u76f8\u6210\u3001\u76f8\u4e92\u8865\u5145\u7684\u3002<\/p>\n<h4 id=\"toc21\">\u6b27\u59c6\u5b9a\u5f8b<\/h4>\n<p>\u6b27\u59c6\u5b9a\u5f8b\u9610\u660e\u4e86\u5bfc\u4f53\u4e2d\u7535\u538b\uff08\\(\\small{V}\\)\uff09\u4e0e\u7535\u6d41\uff08\\(\\small{I}\\)\uff09\u4e4b\u95f4\u7684\u5173\u7cfb\u3002\u8be5\u5b9a\u5f8b\u7528\u4e0b\u9762\u7684\u516c\u5f0f\u8868\u793a\uff1a<\/p>\n<p>\\(\\small{V\uff1dI\u00d7R}\\)<br \/>\n\u5176\u4e2d\uff0c\\(R\\)\u793a\u7535\u963b\u503c\u3002<\/p>\n<h4 id=\"toc22\">\u4e0e\u57fa\u5c14\u970d\u592b\u5b9a\u5f8b\u7684\u7ed3\u5408<\/h4>\n<p>\u5c06\u57fa\u5c14\u970d\u592b\u5b9a\u5f8b\u548c\u6b27\u59c6\u5b9a\u5f8b\u7ed3\u5408\u8d77\u6765\uff0c\u53ef\u4ee5\u5206\u6790\u7535\u8def\u4e2d\u7535\u538b\u548c\u7535\u6d41\u4e4b\u95f4\u66f4\u590d\u6742\u7684\u5173\u7cfb\u3002\u5c24\u5176\u662f\u57fa\u5c14\u970d\u592b\u7535\u538b\u5b9a\u5f8b\uff08KVL\uff09\u548c\u7535\u6d41\u5b9a\u5f8b\uff08KCL\uff09\u4e0e\u6b27\u59c6\u5b9a\u5f8b\u76f8\u7ed3\u5408\uff0c\u6709\u52a9\u4e8e\u6c42\u51fa\u7535\u8def\u4e2d\u7684\u672a\u77e5\u7535\u538b\u548c\u7535\u6d41\u3002<\/p>\n<h3 id=\"toc23\">\u8fd9\u4e9b\u7406\u8bba\u5728\u76f4\u6d41\u7535\u8def\u548c\u4ea4\u6d41\u7535\u8def\u4e2d\u7684\u5e94\u7528<\/h3>\n<p>\u8fd9\u4e9b\u7406\u8bba\u5728\u76f4\u6d41\uff08DC\uff09\u7535\u8def\u548c\u4ea4\u6d41\uff08AC\uff09\u7535\u8def\u4e2d\u7684\u5e94\u7528\u65b9\u6cd5\u6709\u6240\u4e0d\u540c\u3002<\/p>\n<h4 id=\"toc24\">\u5728\u76f4\u6d41\uff08DC\uff09\u7535\u8def\u4e2d\u7684\u5e94\u7528<\/h4>\n<p>\u5728\u76f4\u6d41\u7535\u8def\u4e2d\uff0c\u7535\u6d41\u6cbf\u6052\u5b9a\u65b9\u5411\u6d41\u52a8\uff0c\u7535\u538b\u4e5f\u6052\u5b9a\u3002\u6b27\u59c6\u5b9a\u5f8b\u548c\u57fa\u5c14\u970d\u592b\u5b9a\u5f8b\u76f4\u63a5\u9002\u7528\u4e8e\u76f4\u6d41\u7535\u8def\u7684\u5206\u6790\uff0c\u7528\u6765\u8ba1\u7b97\u7535\u8def\u4e2d\u65bd\u52a0\u4e8e\u5404\u5143\u5668\u4ef6\u7684\u7535\u538b\u548c\u6d41\u8fc7\u7684\u7535\u6d41\u3002<\/p>\n<h4 id=\"toc25\">\u5728\u4ea4\u6d41\uff08AC\uff09\u7535\u8def\u4e2d\u7684\u5e94\u7528<\/h4>\n<p>\u5728\u4ea4\u6d41\u7535\u8def\u4e2d\uff0c\u7535\u538b\u548c\u7535\u6d41\u4f1a\u968f\u65f6\u95f4\u800c\u53d8\u5316\u3002\u56e0\u6b64\uff0c\u5728\u5e94\u7528\u6b27\u59c6\u5b9a\u5f8b\u548c\u57fa\u5c14\u970d\u592b\u5b9a\u5f8b\u65f6\uff0c\u9700\u8981\u8003\u8651\u4ea4\u6d41\u7535\u7684\u7279\u6027\u3002\u7279\u522b\u662f\u76f8\u4f4d\u5dee\u548c\u4ea4\u6d41\u7535\u7684\u9891\u7387\u53d1\u6325\u7740\u91cd\u8981\u7684\u4f5c\u7528\u3002<\/p>\n<h2 id=\"toc26\">\u57fa\u5c14\u970d\u592b\u5b9a\u5f8b\u7684\u5e94\u7528\u793a\u4f8b\u548c\u8ba1\u7b97\u65b9\u6cd5<\/h2>\n<h3 id=\"toc27\">\u5177\u4f53\u7684\u8ba1\u7b97\u793a\u4f8b\u548c\u5206\u6b65\u89e3\u8bf4<\/h3>\n<p>\u4e0b\u9762\u5206\u6b65\u9aa4\u6765\u89e3\u8bf4\u4f7f\u7528\u57fa\u5c14\u970d\u592b\u5b9a\u5f8b\u7684\u5177\u4f53\u8ba1\u7b97\u793a\u4f8b\u3002<\/p>\n<h4 id=\"toc28\">\u8ba1\u7b97\u793a\u4f8b<\/h4>\n<p>\u4f8b\u5982\uff0c\u5047\u8bbe\u5728\u4e00\u4e2a\u67093\u4e2a\u7535\u963b\u5668\u7684\u7b80\u5355\u7535\u8def\u4e2d\uff0c\u7535\u963b\u5668R1\u3001R2\u3001R3\u4e32\u8054\u8fde\u63a5\uff0c\u7535\u6e90Vs\u8fde\u63a5\u5230\u8be5\u7535\u8def\u3002\u76ee\u7684\u662f\u6c42\u51fa\u65bd\u52a0\u4e8e\u5404\u7535\u963b\u5668\u7684\u7535\u538b\u3002<\/p>\n<p class=\"txt-al-center\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter\" src=\"https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2024\/12\/03_Kirchhoff_calculation1.jpg\" alt=\"\u30ad\u30eb\u30d2\u30db\u30c3\u30d5\u8a08\u7b97\uff11\" width=\"456\" height=\"256\" \/><\/p>\n<p><strong>1.\u5206\u6790\u7535\u8def\uff1a<\/strong>\u9996\u5148\uff0c\u89c2\u5bdf\u7535\u8def\uff0c\u8bc6\u522b\u5404\u4e2a\u5143\u5668\u4ef6\u3002<\/p>\n<ul class=\"nml_li\">\n<li>\u7535\u6e90\uff08\u7535\u538b\uff1a\\(Vs\\)\uff09<\/li>\n<li>\u7535\u963b\u56681\uff08\u963b\u503c\uff1a\\(R1\\)\uff09<\/li>\n<li>\u7535\u963b\u56682\uff08\u963b\u503c\uff1a\\(R2\\)\uff09<\/li>\n<li>\u7535\u963b\u56683\uff08\u963b\u503c\uff1a\\(R3\\)\uff09<\/li>\n<\/ul>\n<p><strong>2.\u5e94\u7528\u57fa\u5c14\u970d\u592b\u7535\u538b\u5b9a\u5f8b\uff08KVL\uff09:<\/strong>\u95ed\u5408\u7535\u8def\u4e2d\u7684\u7535\u538b\u4e4b\u548c\u4e3a\u96f6\u3002<\/p>\n<p>\\(\\small{V_S\uff1dV_1\uff0bV_2\uff0bV_3}\\)<\/p>\n<p>\u5176\u4e2d\uff0c\\(\\small{Vs}\\) \u8868\u793a\u7535\u6e90\u7535\u538b\uff0c\\(\\small{V_1}\\),\\(\\small{V_2}\\),\\(\\small{V_3}\\) \u5206\u522b\u8868\u793a\u65bd\u52a0\u4e8e\u7535\u963b\u5668 \\(\\small{R_1}\\)\u3001\\(\\small{R_2}\\)\u3001\\(\\small{R_3}\\) \u7684\u7535\u538b\u3002<\/p>\n<p><strong>3.\u5e94\u7528\u6b27\u59c6\u5b9a\u5f8b: <\/strong>\u5c06\u6b27\u59c6\u5b9a\u5f8b\u5e94\u7528\u4e8e\u5404\u7535\u963b\u5668\u3002<\/p>\n<p>\\(\\small{V_i=I\\times R_i}\\)<\/p>\n<p><strong>4.\u8ba1\u7b97: <\/strong>\u4f7f\u7528\u7535\u6e90\u7535\u538b\u548c\u5404\u7535\u963b\u503c\u6765\u8ba1\u7b97\u65bd\u52a0\u4e8e\u6bcf\u4e2a\u7535\u963b\u5668\u7684\u7535\u538b\u3002<\/p>\n<p>\u6839\u636e\u6b27\u59c6\u5b9a\u5f8b\uff0c\u5404\u7535\u963b\u5668\u7684\u7535\u538b\u53ef\u4ee5\u8ba1\u7b97\u5982\u4e0b\uff1a<\/p>\n<p>\u30fb \\(\\small{V_1\uff1dI\u00d7R_1}\\)<br \/>\n\u30fb \\(\\small{V_2\uff1dI\u00d7R_2}\\)<br \/>\n\u30fb \\(\\small{V_3\uff1dI\u00d7R_3}\\)<\/p>\n<p>\u5176\u4e2d\uff0c \\(\\small{I}\\) \u8868\u793a\u6d41\u8fc7\u7535\u8def\u7684\u7535\u6d41\u3002<\/p>\n<p><strong>5.\u6574\u7406\u65b9\u7a0b\u5f0f<\/strong><\/p>\n<p>\u5c06\u524d\u9762\u5f97\u5230\u7684\u6570\u503c\u4ee3\u5165\u57fa\u5c14\u970d\u592b\u7535\u538b\u5b9a\u5f8b\u7684\u65b9\u7a0b\u4e2d\uff0c\u5f97\u5230\uff1a<\/p>\n<p>\\(\\small{V_S\uff1dI\u00d7R_1\uff0bI\u00d7R_2\uff0bI\u00d7R_3}\\)<\/p>\n<p>\u4ece\u8be5\u65b9\u7a0b\u5f0f\u53ef\u4ee5\u770b\u51fa\uff0c\u4e32\u8054\u7535\u8def\u4e2d\u7684\u7535\u538b\u964d\u7b49\u4e8e\u7535\u6e90\u7535\u538b\u3002<\/p>\n<h3 id=\"toc29\">\u5728\u96be\u89e3\u95ee\u9898\u4e2d\u5e94\u7528\u57fa\u5c14\u970d\u592b\u5b9a\u5f8b<\/h3>\n<p>\u4e0b\u9762\u4ecb\u7ecd\u5982\u4f55\u5728\u66f4\u590d\u6742\u7684\u7535\u8def\u4e2d\u5e94\u7528\u57fa\u5c14\u970d\u592b\u5b9a\u5f8b\u3002<\/p>\n<p class=\"txt-al-center\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter\" src=\"https:\/\/techclass.wfjydl.com\/wp-content\/uploads\/2024\/12\/04_Kirchhoff_calculation2.jpg\" alt=\"\u30ad\u30eb\u30d2\u30db\u30c3\u30d5\u8a08\u7b97\uff12\" width=\"500\" height=\"324\" \/><\/p>\n<h4 id=\"toc30\">\u96be\u89e3\u95ee\u9898\u793a\u4f8b<\/h4>\n<p>\u5047\u8bbe\u662f\u4e00\u4e2a\u5305\u542b\u591a\u4e2a\u7535\u6e90\u548c\u7535\u963b\u5668\u7684\u7535\u8def\u3002<\/p>\n<ul class=\"nml_li\">\n<li>\u7535\u6e901\uff08\u7535\u538b\uff1a\\(Vs1\\)\uff09<\/li>\n<li>\u7535\u6e902\uff08\u7535\u538b\uff1a\\(Vs2\\)\uff09<\/li>\n<li>\u7535\u963b\u56681\uff08\u963b\u503c\uff1a\\(R1\\)\uff09<\/li>\n<li>\u7535\u963b\u56682\uff08\u963b\u503c\uff1a\\(R2\\)\uff09<\/li>\n<li>\u7535\u963b\u56683\uff08\u963b\u503c\uff1a\\(R3\\)\uff09<\/li>\n<\/ul>\n<p>\u7535\u8def\u8fde\u63a5\u60c5\u51b5\u5982\u4e0b\uff1a<\/p>\n<ul class=\"nml_li\">\n<li>\\(Vs1\\) \u548c \\(R1\\) \u4e32\u8054\u3002<\/li>\n<li>\\(R2\\) \u4e0e\u8be5\u7ec4\u5408\u5e76\u8054\u3002<\/li>\n<li>\u6574\u4e2a\u5e76\u8054\u7535\u8def\u4e0e \\(R3\\) \u4e32\u8054\u3002<\/li>\n<li>\u6700\u540e\uff0c\\(Vs2\\) \u8fde\u63a5\u5728 \\(R3\\) \u4e4b\u540e\u3002<\/li>\n<\/ul>\n<h4 id=\"toc31\">\u7535\u8def\u516c\u5f0f<\/h4>\n<p>\u4ee5\u4e0b\u516c\u5f0f\u6210\u7acb\uff1a<\/p>\n<ul class=\"nml_li\">\n<li>\u95ed\u5408\u7535\u8def1\uff08\u5305\u62ec\\(Vs1\\), \\(R1\\), \\(R2\\)\uff09\uff1a\\(Vs1\u2212I1\u22c5R1\u2212I2\u22c5R2=0\\)<\/li>\n<li>\u95ed\u5408\u7535\u8def2\uff08\u5305\u62ec\\(Vs1\\), \\(Vs2\\), \\(R3\\)\uff09\uff1a\\(Vs1\u2212I3\u22c5R3\u2212Vs2=0\\)<\/li>\n<li>\u95ed\u5408\u7535\u8def3\uff08\u5305\u62ec\\(Vs2\\), \\(R2\\), \\(R3\\)\uff09\uff1a\\(Vs2\u2212I2\u22c5R2\u2212I3\u22c5R3=0\\)<\/li>\n<\/ul>\n<p>\u5176\u4e2d\uff0c\\(\\small{I1}\\), \\(\\small{I2}\\), \\(\\small{I3}\\)\u8868\u793a\u6d41\u8fc7\u5404\u4e2a\u7535\u8def\u90e8\u5206\u7684\u7535\u6d41\u3002<\/p>\n<p>\u5bf9\u4e8e\u8fd9\u6837\u7684\u7535\u8def\uff0c\u9700\u8981\u6309\u7167\u4ee5\u4e0b\u6b65\u9aa4\u8fdb\u884c\u5206\u6790\uff1a<\/p>\n<ol class=\"nml_li\">\n<li>\u8bc6\u522b\u7535\u8def\u5143\u7d20\uff1a\u8bc6\u522b\u7535\u8def\u4e2d\u7684\u6240\u6709\u7535\u6e90\u3001\u7535\u963b\u5668\u3001\u8282\u70b9\u548c\u95ed\u5408\u7535\u8def\u3002<\/li>\n<li>\u5e94\u7528\u57fa\u5c14\u970d\u592b\u5b9a\u5f8b\uff1a\u5bf9\u6bcf\u4e2a\u95ed\u5408\u7535\u8def\u5e94\u7528KVL\uff0c\u5bf9\u6bcf\u4e2a\u8282\u70b9\u5e94\u7528KCL\u3002<\/li>\n<li>\u8bbe\u7f6e\u8054\u7acb\u65b9\u7a0b\u5f0f\uff1a\u8bbe\u7f6e\u7528\u6765\u5c06\u5f97\u5230\u7684\u65b9\u7a0b\u4e00\u8d77\u6c42\u89e3\u7684\u8054\u7acb\u65b9\u7a0b\u5f0f\u3002<\/li>\n<li>\u8ba1\u7b97\uff1a\u5bf9\u65b9\u7a0b\u5f0f\u6c42\u89e3\uff0c\u6c42\u51fa\u672a\u77e5\u7684\u7535\u6d41\u548c\u7535\u538b\u3002<\/li>\n<\/ol>\n<h2 id=\"toc32\">\u7535\u4f4d\u5dee\u548c\u7535\u52a8\u52bf\uff1a\u57fa\u5c14\u970d\u592b\u5b9a\u5f8b\u7684\u6269\u5c55<\/h2>\n<h3 id=\"toc33\">\u4ec0\u4e48\u662f\u7535\u4f4d\u5dee\uff1f\u4e0e\u57fa\u5c14\u970d\u592b\u5b9a\u5f8b\u7684\u5173\u7cfb<\/h3>\n<p>\u7535\u4f4d\u5dee\u662f\u7535\u5b66\u4e2d\u7684\u57fa\u672c\u6982\u5ff5\uff0c\u4e0e\u57fa\u5c14\u970d\u592b\u5b9a\u5f8b\u5bc6\u5207\u76f8\u5173\u3002<\/p>\n<h4 id=\"toc34\">\u7535\u4f4d\u5dee\u7684\u5b9a\u4e49<\/h4>\n<p>\u7535\u4f4d\u5dee\u662f\u4e24\u70b9\u4e4b\u95f4\u7535\u52bf\uff08\u7535\u80fd\u72b6\u6001\uff09\u4e4b\u5dee\uff0c\u8868\u793a\u7535\u8377\u4ece\u4e00\u70b9\u79fb\u52a8\u5230\u53e6\u4e00\u70b9\u6240\u505a\u7684\u529f\uff0c\u4ee5\u4f0f\u7279\uff08\\(\\small{V}\\)\uff09\u4e3a\u5355\u4f4d\u8fdb\u884c\u6d4b\u91cf\u3002\u7535\u4f4d\u5dee\\(\\small{V}\\) \u7528\u516c\u5f0f\u8868\u8fbe\u5982\u4e0b\u3002\u5355\u4f4d\u4e3a\u4f0f\u7279\uff08\\(\\small{V}\\)\uff09\u8868\u793a\uff0c\u53ef\u4ee5\u7528\u4e0b\u9762\u7684\u516c\u5f0f\u8868\u793a\uff1a<\/p>\n<p>\\(\\small{V\uff1dW\/Q}\\)<\/p>\n<p>\u5176\u4e2d\uff0c\\(\\small{V}\\)\u8868\u793a\u7535\u4f4d\u5dee\uff0c\\(\\small{W}\\)\u8868\u793a\u529f\uff0c\\(\\small{Q}\\)\u8868\u793a\u7535\u8377\u3002<\/p>\n<h4 id=\"toc35\">\u7535\u4f4d\u5dee\u548c\u57fa\u5c14\u970d\u592b\u5b9a\u5f8b\u7684\u5173\u7cfb<\/h4>\n<p>\u7535\u4f4d\u5dee\u7684\u6982\u5ff5\u5bf9\u4e8e\u8fd0\u7528\u57fa\u5c14\u970d\u592b\u5b9a\u5f8b\u6765\u4e86\u89e3\u7535\u8def\u4e2d\u7684\u7535\u538b\u5206\u5e03\u81f3\u5173\u91cd\u8981\u3002\u4f8b\u5982\uff0c\u5728\u5305\u542b\u591a\u4e2a\u7535\u6e90\u548c\u7535\u963b\u5668\u7684\u7535\u8def\u4e2d\uff0c\u53ef\u5229\u7528\u57fa\u5c14\u970d\u592b\u5b9a\u5f8b\u6765\u786e\u5b9a\u5404\u90e8\u5206\u7684\u7535\u4f4d\u5dee\u3002\u5229\u7528\u8be5\u5b9a\u5f8b\uff0c\u53ef\u4ee5\u51c6\u786e\u638c\u63e1\u7535\u7684\u6e90\u7535\u4f4d\u5dee\u5728\u7535\u8def\u5185\u7684\u5206\u914d\u60c5\u51b5\u3002<\/p>\n<h3 id=\"toc36\">\u5bf9\u7535\u52a8\u52bf\u548c\u57fa\u5c14\u970d\u592b\u5b9a\u5f8b\u7684\u7efc\u5408\u7406\u89e3<\/h3>\n<p>\u7535\u52a8\u52bf\u662f\u7535\u6e90\u4ea7\u751f\u7684\u7535\u4f4d\u5dee\uff0c\u4e0e\u57fa\u5c14\u970d\u592b\u5b9a\u5f8b\u7ed3\u5408\u8d77\u6765\u7406\u89e3\u5f88\u91cd\u8981\u3002<\/p>\n<h4 id=\"toc37\">\u7535\u52a8\u52bf\u7684\u5b9a\u4e49<\/h4>\n<p>\u7535\u52a8\u52bf\uff08EMF\uff1aElectromotive Force\uff09\u662f\u7535\u6e90\uff08\u6bd4\u5982\u7535\u6c60\u548c\u53d1\u7535\u673a\uff09\u5411\u7535\u8def\u63d0\u4f9b\u7684\u80fd\u91cf\u6240\u4ea7\u751f\u7684\u7535\u4f4d\u5dee\u3002\u7535\u52a8\u52bf\u4ee3\u8868\u7535\u6e90\u5411\u7535\u8def\u63d0\u4f9b\u80fd\u91cf\u7684\u80fd\u529b\uff0c\u4ee5\u4f0f\u7279\uff08\\(\\small{V}\\)\uff09\u4e3a\u5355\u4f4d\u8fdb\u884c\u6d4b\u91cf\u3002\u5f53\u7535\u8377\u56e0\u7535\u6e90\u5f62\u6210\u7684\u7535\u573a\u800c\u79fb\u52a8\u65f6\uff0c\u5c31\u4f1a\u4ea7\u751f\u7535\u52a8\u52bf\u3002<\/p>\n<h4 id=\"toc38\">\u4e0e\u57fa\u5c14\u970d\u592b\u7535\u538b\u5b9a\u5f8b\u7684\u7ed3\u5408<\/h4>\n<p>\u7535\u52a8\u52bf\u4e0e\u57fa\u5c14\u970d\u592b\u5b9a\u5f8b\u76f8\u7ed3\u5408\uff0c\u6709\u52a9\u4e8e\u4e86\u89e3\u7535\u6e90\u63d0\u4f9b\u7684\u80fd\u91cf\u548c\u7535\u8def\u4e2d\u5404\u79cd\u5143\u7d20\uff08\u7535\u963b\u5668\u3001\u7535\u5bb9\u5668\u7b49\uff09\u7684\u80fd\u8017\u5982\u4f55\u76f8\u4e92\u4f5c\u7528\u3002\u7535\u8def\u5404\u90e8\u5206\u7684\u7535\u538b\u964d\uff08\u8d1f\u8f7d\u7684\u80fd\u8017\uff09\u4e0e\u7535\u6e90\u63d0\u4f9b\u7684\u7535\u52a8\u52bf\u76f8\u5e73\u8861\u3002\u8fd9\u79cd\u7406\u89e3\u5bf9\u4e8e\u7535\u8def\u7684\u8bbe\u8ba1\u3001\u5206\u6790\u548c\u6545\u969c\u6392\u9664\u6765\u8bf4\u975e\u5e38\u91cd\u8981\u3002<\/p>\n<section class=\"c-section-download\">\n<h2 class=\"c-ttl-4\">\u3010\u8d44\u6599\u4e0b\u8f7d\u3011\u6d3b\u7528Si(\u7845)\u529f\u7387\u5668\u4ef6\u7279\u5f81\u7684\u5e94\u7528\u4e8b\u4f8b<\/h2>\n<div class=\"fbox\">\n<p class=\"c-txt-2 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