{"id":2098,"date":"2026-02-12T03:09:31","date_gmt":"2026-02-12T03:09:31","guid":{"rendered":"https:\/\/yawei-powertransformer.com\/?p=2098"},"modified":"2026-02-12T06:13:23","modified_gmt":"2026-02-12T06:13:23","slug":"how-does-a-transformer-work-a-complete-guide-to-transformer-working-principle","status":"publish","type":"post","link":"https:\/\/yawei-powertransformer.com\/zh\/how-does-a-transformer-work-a-complete-guide-to-transformer-working-principle\/","title":{"rendered":"\u8b8a\u58d3\u5668\u5982\u4f55\u5de5\u4f5c\uff1f\u8b8a\u58d3\u5668\u5de5\u4f5c\u539f\u7406\u5b8c\u5168\u6307\u5357"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_79_2 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">\u76ee\u9304<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">\u5207\u63db<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/yawei-powertransformer.com\/zh\/how-does-a-transformer-work-a-complete-guide-to-transformer-working-principle\/#Introduction\" >\u7c21\u4ecb<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/yawei-powertransformer.com\/zh\/how-does-a-transformer-work-a-complete-guide-to-transformer-working-principle\/#1_The_Basic_Idea_Changing_Voltage_Without_Moving_Parts\" >1.\u57fa\u672c\u6982\u5ff5\uff1a\u7121\u9808\u79fb\u52d5\u96f6\u4ef6\u5373\u53ef\u6539\u8b8a\u96fb\u58d3<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/yawei-powertransformer.com\/zh\/how-does-a-transformer-work-a-complete-guide-to-transformer-working-principle\/#2_The_Core_Principle_Electromagnetic_Induction\" >2.\u6838\u5fc3\u539f\u7406\uff1a\u96fb\u78c1\u611f\u61c9<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/yawei-powertransformer.com\/zh\/how-does-a-transformer-work-a-complete-guide-to-transformer-working-principle\/#Step-by-Step_Explanation\" >\u9010\u6b65\u8aaa\u660e<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/yawei-powertransformer.com\/zh\/how-does-a-transformer-work-a-complete-guide-to-transformer-working-principle\/#3_Main_Components_of_a_Transformer\" >3.\u8b8a\u58d3\u5668\u7684\u4e3b\u8981\u5143\u4ef6<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/yawei-powertransformer.com\/zh\/how-does-a-transformer-work-a-complete-guide-to-transformer-working-principle\/#31_Magnetic_Core\" >3.1 \u78c1\u82af<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/yawei-powertransformer.com\/zh\/how-does-a-transformer-work-a-complete-guide-to-transformer-working-principle\/#32_Primary_Winding\" >3.2 \u4e3b\u8981\u7e5e\u7d44<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/yawei-powertransformer.com\/zh\/how-does-a-transformer-work-a-complete-guide-to-transformer-working-principle\/#33_Secondary_Winding\" >3.3 \u4e8c\u6b21\u7e5e\u7d44<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/yawei-powertransformer.com\/zh\/how-does-a-transformer-work-a-complete-guide-to-transformer-working-principle\/#4_The_Turns_Ratio_How_Voltage_Is_Changed\" >4.\u531d\u6578\u6bd4\uff1a\u96fb\u58d3\u5982\u4f55\u6539\u8b8a<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/yawei-powertransformer.com\/zh\/how-does-a-transformer-work-a-complete-guide-to-transformer-working-principle\/#If_N%E2%82%82_%3E_N%E2%82%81\" >\u5982\u679c N\u2082 &gt; N\u2081\uff1a<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/yawei-powertransformer.com\/zh\/how-does-a-transformer-work-a-complete-guide-to-transformer-working-principle\/#If_N%E2%82%82_%3C_N%E2%82%81\" >\u5982\u679c N\u2082 &lt; N\u2081\uff1a<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/yawei-powertransformer.com\/zh\/how-does-a-transformer-work-a-complete-guide-to-transformer-working-principle\/#5_Power_and_Current_Relationship\" >5.\u6b0a\u529b\u8207\u7576\u524d\u95dc\u4fc2<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/yawei-powertransformer.com\/zh\/how-does-a-transformer-work-a-complete-guide-to-transformer-working-principle\/#6_Energy_Losses_in_a_Transformer\" >6.\u8b8a\u58d3\u5668\u4e2d\u7684\u80fd\u91cf\u640d\u5931<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/yawei-powertransformer.com\/zh\/how-does-a-transformer-work-a-complete-guide-to-transformer-working-principle\/#61_Core_Loss_Iron_Loss\" >6.1 \u6838\u5fc3\u640d\u5931\uff08\u9435\u640d\u5931\uff09<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/yawei-powertransformer.com\/zh\/how-does-a-transformer-work-a-complete-guide-to-transformer-working-principle\/#62_Copper_Loss\" >6.2 \u9285\u640d\u5931<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/yawei-powertransformer.com\/zh\/how-does-a-transformer-work-a-complete-guide-to-transformer-working-principle\/#63_Leakage_Flux\" >6.3 \u6f0f\u96fb\u901a\u91cf<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/yawei-powertransformer.com\/zh\/how-does-a-transformer-work-a-complete-guide-to-transformer-working-principle\/#7_Why_Transformers_Are_Critical_in_Power_Systems\" >7.\u70ba\u4f55\u8b8a\u58d3\u5668\u5728\u96fb\u529b\u7cfb\u7d71\u4e2d\u81f3\u95dc\u91cd\u8981<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/yawei-powertransformer.com\/zh\/how-does-a-transformer-work-a-complete-guide-to-transformer-working-principle\/#8_Frequently_Asked_Questions_FAQ\" >8.\u5e38\u898b\u554f\u984c (FAQ)<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/yawei-powertransformer.com\/zh\/how-does-a-transformer-work-a-complete-guide-to-transformer-working-principle\/#Q1_Can_a_transformer_work_with_DC_power\" >Q1: \u8b8a\u58d3\u5668\u53ef\u4ee5\u4f7f\u7528\u76f4\u6d41\u96fb\u55ce\uff1f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/yawei-powertransformer.com\/zh\/how-does-a-transformer-work-a-complete-guide-to-transformer-working-principle\/#Q2_Does_a_transformer_change_frequency\" >\u554f\u984c 2\uff1a\u8b8a\u58d3\u5668\u6703\u6539\u8b8a\u983b\u7387\u55ce\uff1f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/yawei-powertransformer.com\/zh\/how-does-a-transformer-work-a-complete-guide-to-transformer-working-principle\/#Q3_Why_is_the_core_laminated\" >Q3: \u70ba\u4ec0\u9ebc\u8981\u5c07\u6838\u5fc3\u5c64\u758a\uff1f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/yawei-powertransformer.com\/zh\/how-does-a-transformer-work-a-complete-guide-to-transformer-working-principle\/#Q4_What_determines_transformer_size\" >Q4: \u662f\u4ec0\u9ebc\u6c7a\u5b9a\u4e86\u8b8a\u58d3\u5668\u7684\u5c3a\u5bf8\uff1f<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/yawei-powertransformer.com\/zh\/how-does-a-transformer-work-a-complete-guide-to-transformer-working-principle\/#Conclusion\" >\u7e3d\u7d50<\/a><\/li><\/ul><\/nav><\/div>\n<h2 data-start=\"343\" data-end=\"358\"><span class=\"ez-toc-section\" id=\"Introduction\"><\/span>\u7c21\u4ecb<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p data-start=\"360\" data-end=\"632\">\u8b8a\u58d3\u5668\u662f\u73fe\u4ee3\u96fb\u529b\u7cfb\u7d71\u4e2d\u6700\u91cd\u8981\u7684\u5143\u4ef6\u4e4b\u4e00\u3002\u5f9e\u5927\u578b\u767c\u96fb\u5ee0\u5230\u4f4f\u5b85\u914d\u96fb\u7db2\u8def\uff0c\u8b8a\u58d3\u5668\u90fd\u80fd\u6709\u6548\u5730\u9577\u8ddd\u96e2\u50b3\u8f38\u96fb\u529b\uff0c\u4e26\u5411\u7d42\u7aef\u4f7f\u7528\u8005\u63d0\u4f9b\u5b89\u5168\u96fb\u58d3\u7b49\u7d1a\u3002.<\/p>\n<p data-start=\"634\" data-end=\"675\">\u4f46\u8b8a\u58d3\u5668\u5be6\u969b\u4e0a\u662f\u5982\u4f55\u5de5\u4f5c\u7684\u5462\uff1f<\/p>\n<p data-start=\"677\" data-end=\"918\">\u5728\u672c\u6307\u5357\u4e2d\uff0c\u6211\u5011\u5c07\u4ecb\u7d39 <strong data-start=\"707\" data-end=\"740\">\u8b8a\u58d3\u5668\u5de5\u4f5c\u539f\u7406<\/strong>, \u5305\u62ec\u96fb\u78c1\u611f\u61c9\u3001\u531d\u6578\u6bd4\u3001\u96fb\u58d3\u8f49\u63db\u548c\u80fd\u91cf\u8f49\u79fb - \u4ee5\u6e05\u6670\u5be6\u7528\u7684\u65b9\u5f0f\u63d0\u4f9b\u7d66\u5de5\u7a0b\u5e2b\u3001\u5b78\u751f\u548c\u96fb\u529b\u884c\u696d\u8cb7\u5bb6\u3002.<\/p>\n<hr data-start=\"920\" data-end=\"923\" \/>\n<h2 data-start=\"925\" data-end=\"984\"><span class=\"ez-toc-section\" id=\"1_The_Basic_Idea_Changing_Voltage_Without_Moving_Parts\"><\/span>1.\u57fa\u672c\u6982\u5ff5\uff1a\u7121\u9808\u79fb\u52d5\u96f6\u4ef6\u5373\u53ef\u6539\u8b8a\u96fb\u58d3<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p data-start=\"986\" data-end=\"1118\">\u8b8a\u58d3\u5668\u662f\u4e00\u7a2e\u975c\u96fb\u88dd\u7f6e\uff0c\u53ef\u900f\u904e\u4ee5\u4e0b\u65b9\u5f0f\u5728\u96fb\u8def\u9593\u8f49\u63db\u96fb\u80fd <strong data-start=\"1088\" data-end=\"1117\">\u96fb\u78c1\u611f\u61c9<\/strong>.<\/p>\n<p data-start=\"1120\" data-end=\"1162\">\u8b8a\u58d3\u5668\u8207\u767c\u96fb\u6a5f\u6216\u99ac\u9054\u4e0d\u540c\uff1a<\/p>\n<ul data-start=\"1164\" data-end=\"1318\">\n<li data-start=\"1164\" data-end=\"1201\">\n<p data-start=\"1166\" data-end=\"1201\">\u6709 <strong data-start=\"1171\" data-end=\"1201\">\u7121\u6d3b\u52d5\u6a5f\u68b0\u96f6\u4ef6<\/strong><\/p>\n<\/li>\n<li data-start=\"1202\" data-end=\"1231\">\n<p data-start=\"1204\" data-end=\"1231\">\u4e0d\u7522\u751f\u96fb\u529b<\/p>\n<\/li>\n<li data-start=\"1232\" data-end=\"1287\">\n<p data-start=\"1234\" data-end=\"1287\">\u4e0d\u8981\u5c07\u96fb\u80fd\u8f49\u63db\u70ba\u6a5f\u68b0\u80fd<\/p>\n<\/li>\n<li data-start=\"1288\" data-end=\"1318\">\n<p data-start=\"1290\" data-end=\"1318\">\u53ea\u9700\u8b8a\u66f4\u96fb\u58d3\u7b49\u7d1a<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"1320\" data-end=\"1329\">\u4ed6\u5011\u53ef\u4ee5<\/p>\n<ul data-start=\"1330\" data-end=\"1403\">\n<li data-start=\"1330\" data-end=\"1366\">\n<p data-start=\"1332\" data-end=\"1366\">\u5347\u58d3\uff08\u589e\u52a0\u96fb\u58d3\uff09<\/p>\n<\/li>\n<li data-start=\"1367\" data-end=\"1403\">\n<p data-start=\"1369\" data-end=\"1403\">\u964d\u58d3\uff08\u964d\u4f4e\u96fb\u58d3\uff09<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"1405\" data-end=\"1474\">\u9019\u7a2e\u80fd\u529b\u8b93\u9577\u8ddd\u96e2\u7684\u96fb\u529b\u50b3\u8f38\u6210\u70ba\u53ef\u80fd\u3002.<\/p>\n<hr data-start=\"1476\" data-end=\"1479\" \/>\n<h2 data-start=\"1481\" data-end=\"1532\"><span class=\"ez-toc-section\" id=\"2_The_Core_Principle_Electromagnetic_Induction\"><\/span>2.\u6838\u5fc3\u539f\u7406\uff1a\u96fb\u78c1\u611f\u61c9<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p data-start=\"1534\" data-end=\"1624\">\u8b8a\u58d3\u5668\u7684\u904b\u4f5c\u57fa\u65bc <strong data-start=\"1577\" data-end=\"1623\">\u6cd5\u62c9\u7b2c\u96fb\u78c1\u611f\u61c9\u5b9a\u5f8b<\/strong>.<\/p>\n<h3 data-start=\"1626\" data-end=\"1654\"><span class=\"ez-toc-section\" id=\"Step-by-Step_Explanation\"><\/span>\u9010\u6b65\u8aaa\u660e<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ol data-start=\"1656\" data-end=\"1927\">\n<li data-start=\"1656\" data-end=\"1711\">\n<p data-start=\"1659\" data-end=\"1711\">\u984f\u8272 <strong data-start=\"1662\" data-end=\"1676\">\u4ea4\u6d41\u96fb\u58d3<\/strong> \u65bd\u52a0\u65bc\u539f\u7e5e\u7d44\u3002.<\/p>\n<\/li>\n<li data-start=\"1712\" data-end=\"1766\">\n<p data-start=\"1715\" data-end=\"1766\">\u4ea4\u6d41\u96fb\u6d41\u6d41\u7d93\u539f\u7dda\u5708\u3002.<\/p>\n<\/li>\n<li data-start=\"1767\" data-end=\"1824\">\n<p data-start=\"1770\" data-end=\"1824\">\u9019\u6703\u5728\u78c1\u82af\u4e2d\u7522\u751f\u4ea4\u66ff\u78c1\u901a\u3002.<\/p>\n<\/li>\n<li data-start=\"1825\" data-end=\"1877\">\n<p data-start=\"1828\" data-end=\"1877\">\u78c1\u901a\u9023\u7d50\u81f3\u4e8c\u6b21\u7e5e\u7d44\u3002.<\/p>\n<\/li>\n<li data-start=\"1878\" data-end=\"1927\">\n<p data-start=\"1881\" data-end=\"1927\">\u4e8c\u6b21\u7e5e\u7d44\u4e2d\u6703\u8a98\u767c\u96fb\u58d3\u3002.<\/p>\n<\/li>\n<\/ol>\n<p data-start=\"1929\" data-end=\"1943\">\u95dc\u9375\u9ede\uff1a<\/p>\n<blockquote data-start=\"1945\" data-end=\"2027\">\n<p data-start=\"1947\" data-end=\"2027\">\u8b8a\u58d3\u5668\u53ea\u9069\u7528\u65bc\u4ea4\u6d41\u96fb (AC)\uff0c\u4e0d\u9069\u7528\u65bc\u76f4\u6d41\u96fb (DC)\u3002.<\/p>\n<\/blockquote>\n<p data-start=\"2029\" data-end=\"2082\">\u56e0\u70ba\u76f4\u6d41\u4e0d\u6703\u7522\u751f\u8b8a\u5316\u7684\u78c1\u5834\u3002.<\/p>\n<p data-start=\"2029\" data-end=\"2082\"><span style=\"font-size: 140%;\"><a href=\"https:\/\/yawei-powertransformer.com\/certified-for-global-power-projects-yawei-transformers-quality-system-testing-and-international-compliance\/\">\u77ad\u89e3\u66f4\u591a\uff1a\u901a\u904e\u5168\u7403\u96fb\u529b\u5c08\u6848\u8a8d\u8b49-\u83ef\u5a01\u8b8a\u58d3\u5668\u7684\u54c1\u8cea\u7cfb\u7d71\u3001\u6e2c\u8a66\u548c\u570b\u969b\u5408\u898f\u6027<\/a><\/span><\/p>\n<hr data-start=\"2084\" data-end=\"2087\" \/>\n<h2 data-start=\"2089\" data-end=\"2127\"><span class=\"ez-toc-section\" id=\"3_Main_Components_of_a_Transformer\"><\/span>3.\u8b8a\u58d3\u5668\u7684\u4e3b\u8981\u5143\u4ef6<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p data-start=\"2129\" data-end=\"2202\">\u8981\u77ad\u89e3\u8b8a\u58d3\u5668\u7684\u5de5\u4f5c\u539f\u7406\uff0c\u60a8\u5fc5\u9808\u77e5\u9053\u5b83\u7684\u6838\u5fc3\u5143\u4ef6\u3002.<\/p>\n<h3 data-start=\"2204\" data-end=\"2225\"><span class=\"ez-toc-section\" id=\"31_Magnetic_Core\"><\/span>3.1 \u78c1\u82af<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p data-start=\"2227\" data-end=\"2245\">\u78c1\u82af\uff1a<\/p>\n<ul data-start=\"2247\" data-end=\"2345\">\n<li data-start=\"2247\" data-end=\"2282\">\n<p data-start=\"2249\" data-end=\"2282\">\u63d0\u4f9b\u78c1\u901a\u8def\u5f91<\/p>\n<\/li>\n<li data-start=\"2283\" data-end=\"2323\">\n<p data-start=\"2285\" data-end=\"2323\">\u63d0\u9ad8\u78c1\u8026\u5408\u6548\u7387<\/p>\n<\/li>\n<li data-start=\"2324\" data-end=\"2345\">\n<p data-start=\"2326\" data-end=\"2345\">\u6e1b\u5c11\u80fd\u6e90\u640d\u8017<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"2347\" data-end=\"2438\">\u5927\u591a\u6578 <a href=\"https:\/\/yawei-powertransformer.com\/shop\/\">\u8b8a\u58d3\u5668<\/a> \u78c1\u82af\u63a1\u7528\u758a\u5c64\u77fd\u92fc\u88fd\u6210\uff0c\u53ef\u5c07\u6e26\u6d41\u640d\u5931\u964d\u81f3\u6700\u4f4e\u3002.<\/p>\n<hr data-start=\"2440\" data-end=\"2443\" \/>\n<h3 data-start=\"2445\" data-end=\"2468\"><span class=\"ez-toc-section\" id=\"32_Primary_Winding\"><\/span>3.2 \u4e3b\u8981\u7e5e\u7d44<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul data-start=\"2470\" data-end=\"2561\">\n<li data-start=\"2470\" data-end=\"2507\">\n<p data-start=\"2472\" data-end=\"2507\">\u9023\u63a5\u81f3\u8f38\u5165\u96fb\u6e90<\/p>\n<\/li>\n<li data-start=\"2508\" data-end=\"2536\">\n<p data-start=\"2510\" data-end=\"2536\">\u63a5\u6536\u96fb\u80fd<\/p>\n<\/li>\n<li data-start=\"2537\" data-end=\"2561\">\n<p data-start=\"2539\" data-end=\"2561\">\u7522\u751f\u78c1\u901a\u91cf<\/p>\n<\/li>\n<\/ul>\n<hr data-start=\"2563\" data-end=\"2566\" \/>\n<h3 data-start=\"2568\" data-end=\"2593\"><span class=\"ez-toc-section\" id=\"33_Secondary_Winding\"><\/span>3.3 \u4e8c\u6b21\u7e5e\u7d44<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul data-start=\"2595\" data-end=\"2684\">\n<li data-start=\"2595\" data-end=\"2618\">\n<p data-start=\"2597\" data-end=\"2618\">\u8207\u8ca0\u8f09\u9023\u63a5<\/p>\n<\/li>\n<li data-start=\"2619\" data-end=\"2645\">\n<p data-start=\"2621\" data-end=\"2645\">\u63a5\u6536\u611f\u61c9\u96fb\u58d3<\/p>\n<\/li>\n<li data-start=\"2646\" data-end=\"2684\">\n<p data-start=\"2648\" data-end=\"2684\">\u70ba\u8f38\u51fa\u96fb\u8def\u63d0\u4f9b\u96fb\u6e90<\/p>\n<\/li>\n<\/ul>\n<hr data-start=\"2686\" data-end=\"2689\" \/>\n<h2 data-start=\"2691\" data-end=\"2736\"><span class=\"ez-toc-section\" id=\"4_The_Turns_Ratio_How_Voltage_Is_Changed\"><\/span>4.\u531d\u6578\u6bd4\uff1a\u96fb\u58d3\u5982\u4f55\u6539\u8b8a<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p data-start=\"2738\" data-end=\"2810\">\u8b8a\u58d3\u5668\u4e2d\u6700\u91cd\u8981\u7684\u95dc\u4fc2\u662f <strong data-start=\"2794\" data-end=\"2809\">\u531d\u6578\u6bd4<\/strong>.<\/p>\n<p data-start=\"2812\" data-end=\"2820\">\u516c\u5f0f\uff1a<\/p>\n<p data-start=\"2822\" data-end=\"2839\">v\u2081 \/ v\u2082 = n\u2081 \/ n\u2082<\/p>\n<p data-start=\"2841\" data-end=\"2847\">\u5728\u54ea\u88e1\uff1f<\/p>\n<ul data-start=\"2849\" data-end=\"2968\">\n<li data-start=\"2849\" data-end=\"2873\">\n<p data-start=\"2851\" data-end=\"2873\">V\u2081 = \u4e00\u6b21\u96fb\u58d3<\/p>\n<\/li>\n<li data-start=\"2874\" data-end=\"2900\">\n<p data-start=\"2876\" data-end=\"2900\">V\u2082 = \u4e8c\u6b21\u96fb\u58d3<\/p>\n<\/li>\n<li data-start=\"2901\" data-end=\"2933\">\n<p data-start=\"2903\" data-end=\"2933\">N\u2081 = \u4e3b\u8981\u531d\u6578<\/p>\n<\/li>\n<li data-start=\"2934\" data-end=\"2968\">\n<p data-start=\"2936\" data-end=\"2968\">N\u2082 = \u4e8c\u6b21\u531d\u6578<\/p>\n<\/li>\n<\/ul>\n<h3 data-start=\"2970\" data-end=\"2985\"><span class=\"ez-toc-section\" id=\"If_N%E2%82%82_%3E_N%E2%82%81\"><\/span>\u5982\u679c N\u2082 &gt; N\u2081\uff1a<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p data-start=\"2986\" data-end=\"3027\">\u27a1 \u5347\u58d3\u8b8a\u58d3\u5668 (\u96fb\u58d3\u589e\u52a0)<\/p>\n<h3 data-start=\"3029\" data-end=\"3044\"><span class=\"ez-toc-section\" id=\"If_N%E2%82%82_%3C_N%E2%82%81\"><\/span>\u5982\u679c N\u2082 &lt; N\u2081\uff1a<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p data-start=\"3045\" data-end=\"3088\">\u27a1 \u964d\u58d3\u8b8a\u58d3\u5668\uff08\u96fb\u58d3\u964d\u4f4e\uff09<\/p>\n<p data-start=\"3090\" data-end=\"3098\">\u7bc4\u4f8b\uff1a<\/p>\n<p data-start=\"3100\" data-end=\"3160\">\u5982\u679c\u521d\u7ea7\u6709 100 \u531d\uff0c\u6b21\u7ea7\u6709 50 \u531d\uff1a<\/p>\n<ul data-start=\"3162\" data-end=\"3217\">\n<li data-start=\"3162\" data-end=\"3217\">\n<p data-start=\"3164\" data-end=\"3217\">\u8f38\u51fa\u96fb\u58d3\u5c07\u662f\u8f38\u5165\u96fb\u58d3\u7684\u4e00\u534a\u3002.<\/p>\n<\/li>\n<\/ul>\n<p><span style=\"font-size: 140%;\"><a href=\"https:\/\/yawei-powertransformer.com\/substation-transformer-a-complete-guide-to-principles-types-selection-and-procurement\/\">\u77ad\u89e3\u66f4\u591a\uff1a\u8b8a\u96fb\u7ad9\u8b8a\u58d3\u5668\uff1a\u539f\u7406\u3001\u985e\u578b\u3001\u9078\u64c7\u548c\u63a1\u8cfc\u5b8c\u6574\u6307\u5357<\/a><\/span><\/p>\n<hr data-start=\"3219\" data-end=\"3222\" \/>\n<h2 data-start=\"3224\" data-end=\"3260\"><span class=\"ez-toc-section\" id=\"5_Power_and_Current_Relationship\"><\/span>5.\u6b0a\u529b\u8207\u7576\u524d\u95dc\u4fc2<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p data-start=\"3262\" data-end=\"3288\">\u7406\u60f3\u60c5\u6cc1\u4e0b\uff08\u5ffd\u7565\u640d\u5931\uff09\uff1a<\/p>\n<p data-start=\"3290\" data-end=\"3299\">P\u2081 = P\u2082<\/p>\n<p data-start=\"3301\" data-end=\"3313\">\u4e5f\u5c31\u662f\u8aaa<\/p>\n<p data-start=\"3315\" data-end=\"3332\">v\u2081 \u00d7 i\u2081 = v\u2082 \u00d7 i\u2082<\/p>\n<p data-start=\"3334\" data-end=\"3374\">\u5982\u679c\u96fb\u58d3\u589e\u52a0\uff0c\u96fb\u6d41\u6703\u6e1b\u5c11\u3002.<\/p>\n<p data-start=\"3376\" data-end=\"3473\">\u9019\u5c31\u662f\u70ba\u4ec0\u9ebc\u96fb\u529b\u50b3\u8f38\u4f7f\u7528\u9ad8\u96fb\u58d3\u548c\u4f4e\u96fb\u6d41 - \u4ee5\u6e1b\u5c11\u50b3\u8f38\u640d\u8017\u3002.<\/p>\n<hr data-start=\"3475\" data-end=\"3478\" \/>\n<h2 data-start=\"3480\" data-end=\"3516\"><span class=\"ez-toc-section\" id=\"6_Energy_Losses_in_a_Transformer\"><\/span>6.\u8b8a\u58d3\u5668\u4e2d\u7684\u80fd\u91cf\u640d\u5931<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p data-start=\"3518\" data-end=\"3603\">\u96d6\u7136\u8b8a\u58d3\u5668\u7684\u6548\u7387\u5f88\u9ad8\uff08\u901a\u5e38\u70ba 95-99%\uff09\uff0c\u4f46\u9084\u662f\u6703\u6709\u4e00\u4e9b\u640d\u8017\uff1a<\/p>\n<h3 data-start=\"3605\" data-end=\"3634\"><span class=\"ez-toc-section\" id=\"61_Core_Loss_Iron_Loss\"><\/span>6.1 \u6838\u5fc3\u640d\u5931\uff08\u9435\u640d\u5931\uff09<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul data-start=\"3635\" data-end=\"3672\">\n<li data-start=\"3635\" data-end=\"3652\">\n<p data-start=\"3637\" data-end=\"3652\">\u78c1\u6eef\u640d\u5931<\/p>\n<\/li>\n<li data-start=\"3653\" data-end=\"3672\">\n<p data-start=\"3655\" data-end=\"3672\">\u6e26\u96fb\u6d41\u640d\u5931<\/p>\n<\/li>\n<\/ul>\n<h3 data-start=\"3674\" data-end=\"3693\"><span class=\"ez-toc-section\" id=\"62_Copper_Loss\"><\/span>6.2 \u9285\u640d\u5931<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul data-start=\"3694\" data-end=\"3726\">\n<li data-start=\"3694\" data-end=\"3726\">\n<p data-start=\"3696\" data-end=\"3726\">\u7e5e\u7d44\u4e2d\u7684\u96fb\u963b\u52a0\u71b1<\/p>\n<\/li>\n<\/ul>\n<h3 data-start=\"3728\" data-end=\"3748\"><span class=\"ez-toc-section\" id=\"63_Leakage_Flux\"><\/span>6.3 \u6f0f\u96fb\u901a\u91cf<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p data-start=\"3750\" data-end=\"3833\">\u73fe\u4ee3\u8b8a\u58d3\u5668\u7684\u8a2d\u8a08\u8457\u91cd\u65bc\u6700\u5c0f\u5316\u9019\u4e9b\u640d\u8017\u4ee5\u63d0\u9ad8\u6548\u7387\u3002.<\/p>\n<p data-start=\"3750\" data-end=\"3833\"><span style=\"font-size: 140%;\"><a href=\"https:\/\/yawei-powertransformer.com\/transformer-basics-working-principle-structure-and-role-in-power-systems\/\">\u95b1\u8b80\u5168\u6587\uff1a\u8b8a\u58d3\u5668\u57fa\u790e\u77e5\u8b58\uff1a\u5de5\u4f5c\u539f\u7406\u3001\u7d50\u69cb\u548c\u5728\u96fb\u529b\u7cfb\u7d71\u4e2d\u7684\u4f5c\u7528<\/a><\/span><\/p>\n<hr data-start=\"3835\" data-end=\"3838\" \/>\n<h2 data-start=\"3840\" data-end=\"3892\"><span class=\"ez-toc-section\" id=\"7_Why_Transformers_Are_Critical_in_Power_Systems\"><\/span>7.\u70ba\u4f55\u8b8a\u58d3\u5668\u5728\u96fb\u529b\u7cfb\u7d71\u4e2d\u81f3\u95dc\u91cd\u8981<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p data-start=\"3894\" data-end=\"3915\">\u7121\u8b8a\u58d3\u5668\uff1a<\/p>\n<ul data-start=\"3917\" data-end=\"4056\">\n<li data-start=\"3917\" data-end=\"3966\">\n<p data-start=\"3919\" data-end=\"3966\">\u9577\u8ddd\u96e2\u50b3\u8f38\u6548\u7387\u4e0d\u9ad8<\/p>\n<\/li>\n<li data-start=\"3967\" data-end=\"4005\">\n<p data-start=\"3969\" data-end=\"4005\">\u914d\u96fb\u96fb\u58d3\u6703\u4e0d\u5b89\u5168<\/p>\n<\/li>\n<li data-start=\"4006\" data-end=\"4056\">\n<p data-start=\"4008\" data-end=\"4056\">\u5de5\u696d\u8a2d\u5099\u7121\u6cd5\u6b63\u5e38\u904b\u4f5c<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"4058\" data-end=\"4077\">\u8b8a\u5f62\u91d1\u525b\u5141\u8a31\uff1a<\/p>\n<ul data-start=\"4079\" data-end=\"4214\">\n<li data-start=\"4079\" data-end=\"4121\">\n<p data-start=\"4081\" data-end=\"4121\">\u767c\u96fb\u5ee0\u4ee5\u9ad8\u58d3\u50b3\u8f38<\/p>\n<\/li>\n<li data-start=\"4122\" data-end=\"4166\">\n<p data-start=\"4124\" data-end=\"4166\">\u8b8a\u96fb\u6240\u9010\u6b65\u964d\u4f4e\u96fb\u58d3<\/p>\n<\/li>\n<li data-start=\"4167\" data-end=\"4214\">\n<p data-start=\"4169\" data-end=\"4214\">\u5bb6\u5ead\u548c\u5de5\u5ee0\u5c07\u7372\u5f97\u53ef\u7528\u96fb\u58d3<\/p>\n<\/li>\n<\/ul>\n<hr data-start=\"4216\" data-end=\"4219\" \/>\n<h2 data-start=\"4221\" data-end=\"4259\"><span class=\"ez-toc-section\" id=\"8_Frequently_Asked_Questions_FAQ\"><\/span>8.\u5e38\u898b\u554f\u984c (FAQ)<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3 data-start=\"4261\" data-end=\"4306\"><span class=\"ez-toc-section\" id=\"Q1_Can_a_transformer_work_with_DC_power\"><\/span>Q1: \u8b8a\u58d3\u5668\u53ef\u4ee5\u4f7f\u7528\u76f4\u6d41\u96fb\u55ce\uff1f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p data-start=\"4307\" data-end=\"4385\">\u8b8a\u58d3\u5668\u9700\u8981\u4ea4\u6d41\u96fb\u4f86\u7522\u751f\u8b8a\u5316\u7684\u78c1\u901a\u3002.<\/p>\n<h3 data-start=\"4387\" data-end=\"4431\"><span class=\"ez-toc-section\" id=\"Q2_Does_a_transformer_change_frequency\"><\/span>\u554f\u984c 2\uff1a\u8b8a\u58d3\u5668\u6703\u6539\u8b8a\u983b\u7387\u55ce\uff1f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p data-start=\"4432\" data-end=\"4503\">\u4e0d\uff0c\u4e3b\u526f\u5169\u5074\u7684\u983b\u7387\u4fdd\u6301\u76f8\u540c\u3002.<\/p>\n<h3 data-start=\"4505\" data-end=\"4539\"><span class=\"ez-toc-section\" id=\"Q3_Why_is_the_core_laminated\"><\/span>Q3: \u70ba\u4ec0\u9ebc\u8981\u5c07\u6838\u5fc3\u5c64\u758a\uff1f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p data-start=\"4540\" data-end=\"4593\">\u6e1b\u5c11\u6e26\u6d41\u640d\u8017\uff0c\u63d0\u9ad8\u6548\u7387\u3002.<\/p>\n<h3 data-start=\"4595\" data-end=\"4636\"><span class=\"ez-toc-section\" id=\"Q4_What_determines_transformer_size\"><\/span>Q4: \u662f\u4ec0\u9ebc\u6c7a\u5b9a\u4e86\u8b8a\u58d3\u5668\u7684\u5c3a\u5bf8\uff1f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p data-start=\"4637\" data-end=\"4723\">\u4e3b\u8981\u662f\u984d\u5b9a\u529f\u7387\uff08kVA \u6216 MVA\uff09\u3001\u96fb\u58d3\u7b49\u7d1a\u3001\u51b7\u537b\u7cfb\u7d71\u548c\u7d55\u7de3\u7b49\u7d1a\u3002.<\/p>\n<p data-start=\"4637\" data-end=\"4723\"><span style=\"font-size: 140%;\"><a href=\"https:\/\/yawei-powertransformer.com\/types-of-transformers-explained-classification-by-structure-cooling-and-application\/\">\u95b1\u8b80\u66f4\u591a\uff1a\u8b8a\u58d3\u5668\u985e\u578b\u89e3\u8aaa\uff1a\u6309\u7d50\u69cb\u3001\u51b7\u537b\u548c\u61c9\u7528\u5206\u985e<\/a><\/span><\/p>\n<hr data-start=\"4725\" data-end=\"4728\" \/>\n<h2 data-start=\"4730\" data-end=\"4743\"><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span>\u7e3d\u7d50<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p data-start=\"4745\" 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essential components in modern power systems. From large power plants to residential distribution networks, transformers make it possible to transmit electricity efficiently over long distances and deliver safe voltage levels to end users. But how does a transformer actually work? In this guide, we explain the transformer working [&#8230;]\n","protected":false},"author":3,"featured_media":2113,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[304,301,297,296,300,299,303,298,224,302],"class_list":["post-2098","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized","tag-ac-power-systems","tag-electrical-engineering-fundamentals","tag-electromagnetic-induction","tag-how-does-a-transformer-work","tag-power-transformer-basics","tag-step-up-and-step-down-transformer","tag-transformer-efficiency","tag-transformer-turns-ratio","tag-transformer-working-principle","tag-voltage-transformation"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>How Does a Transformer Work? 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