{"id":642,"date":"2016-09-21T16:08:25","date_gmt":"2016-09-21T08:08:25","guid":{"rendered":"http:\/\/www.hndxdl.cn\/?p=642"},"modified":"2019-12-27T17:19:23","modified_gmt":"2019-12-27T09:19:23","slug":"%e7%94%b5%e6%b0%94%e5%ae%9e%e7%94%a8%e9%80%9f%e7%ae%97%e6%b3%95%ef%bc%8c%e7%94%b5%e5%8a%9b%e4%ba%ba%e5%bf%85%e7%9c%8b%ef%bc%81","status":"publish","type":"post","link":"https:\/\/www.hndxdl.cn\/%e7%94%b5%e6%b0%94%e5%ae%9e%e7%94%a8%e9%80%9f%e7%ae%97%e6%b3%95%ef%bc%8c%e7%94%b5%e5%8a%9b%e4%ba%ba%e5%bf%85%e7%9c%8b%ef%bc%81\/","title":{"rendered":"\u7535\u6c14\u5b9e\u7528\u901f\u7b97\u6cd5\uff0c\u7535\u529b\u4eba\u5fc5\u770b\uff01"},"content":{"rendered":"\n

1\u3001\u53d8\u538b\u5668\u4f4e\u538b\u4fa7\u7535\u6d41\u4e3a\u5bb9\u91cf\u7684 1.5 \u500d\uff08\u65f6\u4e3a 1.44 \u500d\uff09\uff1b<\/p>\n\n\n\n

2\u3001\u53d8\u538b\u5668\u4f4e\u538b\u51fa\u53e3\u4e09\u76f8\u77ed\u8def\u7535\u6d41\u4e3a\u5bb9\u91cf\u7684 150\u500d\u9664\u4ee5\u53d8\u538b\u5668\u77ed\u8def\u963b\u6297\u767e\u5206\u6570\uff08\u65f6\u4e3a 144 \u500d\uff09\uff1b<\/p>\n\n\n\n

3\u3001 \u53d8\u538b\u5668 10kV \u4fa7\u989d\u5b9a\u7535\u6d41\u4e3a\u5bb9\u91cf\u7684 6%\uff08\u65f6\u4e3a 5.8%\uff09\uff0c6kV \u4fa7\u989d\u5b9a\u7535\u6d41\u4e3a\u5bb9\u91cf\u7684 10%\uff08\u65f6\u4e3a 9.6%\uff09\uff1b<\/p>\n\n\n\n

4\u30010.4kV \u4e09\u76f8\u8865\u507f\u7535\u5bb9\u5668\u989d\u5b9a\u7535\u6d41\u4e3a\u5bb9\u91cf\u7684 1.5 \u500d(\u65f6\u4e3a 1.44 \u500d)\uff1b<\/p>\n\n\n\n

5\u3001380V \u4e09\u76f8\u7535\u673a\u989d\u5b9a\u7535\u6d41\u4e3a\u5bb9\u91cf\u548c2\u500d\uff1b<\/p>\n\n\n\n

6\u3001\u822c\u60c5\u51b5\u4e0b\u4f4e\u538b\u4fa7\u529f\u7387\u56e0\u6570\u8865\u507f\u81f30.95\uff0c\u7535\u5bb9\u5668\u5bb9\u91cf\u7ea6\u4e3a\u53d8\u538b\u5668\u5bb9\u91cf\u7684 1\/3~2\/5\u3002\u822c\u4f7f\u7528\u573a\u6240\u9002\u7528\uff0c\u6b8a\u573a\u5408\uff0c\u5982\u7535\u963b\u7089\u6216\u6c14\u4f53\u653e\u7535\u706f\u7684\u5bb9\u91cf\u5927\u7684\u573a\u6240\u4f8b\u5916\u3002<\/p>\n\n\n\n

7\u3001\u94dc\u6392\u8f7d\u6d41\u91cf\u4f30\u7b97\u8868<\/p>\n\n\n\n

\u94dc\u6392\u622a\u9762S\uff08mm2\uff09\u3001\u5141\u8bb8\u8f7d\u6d41\u91cf\u4e3aI\uff08A\uff09\u3001\u94dc\u6392\u622a\u9762S(mm2\uff09\u3001\u5141\u8bb8\u8f7d\u6d41\u91cf\u4e3a\uff08IA\uff09<\/p>\n\n\n\n

S\u2264100     I=3.5S\uff1b<\/p>\n\n\n\n

200\uff1cS\u2264600   I=2.5S<\/p>\n\n\n\n

100\uff1cS\u2264200   I=3S \uff1b<\/p>\n\n\n\n

S\uff1e600     I=2S<\/p>\n\n\n\n

\u6ce8\uff1a\u94dc\u6392\u539a\u5ea6\u8d8a\u5c0f\uff0c\u6bcf mm2\u8f7d\u6d41\u91cf\u5c31\u8d8a\u5927\u3002<\/strong><\/p>\n\n\n\n

8\u3001\u4e09\u76f8380V\u7b3c\u5f0f\u7535\u673a\u989d\u5b9a\u53ca\u8d77\u52a8\u7535\u6d41\u4fdd\u62a4\u8ba1\u7b97<\/p>\n\n\n\n

\u989d\u5b9a\u7535\u6d41\u5b89\u57f9\u6570\u4e3a\u5176\u5bb9\u91cf\u5343\u74e6\u6570\u76842\u500d\uff0c\u5176\u8d77\u52a8\u7535\u6d41\u7ea6\u4e3a\u5bb9\u91cf\u768412~14\u500d\uff0c\u5bf9\u76f4\u63a5\u8d77\u52a8\u7684\u7535\u673a\uff0c\u4fdd\u62a4\u77ed\u8def\u5851\u58f3\u5f00\u5173\u77ac\u52a8\u7535\u6d41\u4e3a\u5176\u5bb9\u91cf17~24\u500d\uff1b\u5bf9\u8f7b\u8f7d\u4e14\u4e0d\u7ecf\u5e38\u8d77\u52a8\u7684\u7535\u673a\uff0c\u7194\u4e1d\u7535\u6d41\u4e3a\u7535\u673a\u989d\u5b9a\u7535\u6d41\u7684 2.5~3\u500d\uff1b\u5bf9\u91cd\u8f7d\u8d77\u52a8\u7535\u673a,\u7194\u4e1d\u7535\u6d41\u4e3a\u5176\u989d\u5b9a\u7535\u6d41\u548c 4~5 \u500d\u3002<\/p>\n\n\n\n

9\u3001\u4f4e\u538b\u8865\u507f\u7535\u5bb9\u5668\u5bb9\u91cf\u5982\u4f55\u9009\u62e9?\u5176\u4fdd\u62a4\u7194\u65ad\u5668\u5982\u4f55\u9009\uff1f<\/p>\n\n\n\n

\u822c\u60c5\u51b5\uff0c\u8865\u507f\u603b\u5343\u4e4f\u6570\u4e3a\u53d8\u538b\u5668\u5bb9\u91cf\u5343\u4f0f\u5b89\u6570\u548c30%~40%\uff0c\u5355\u53ea\u5bb9\u91cf\u7535\u6d41\u5b89\u57f9\u6570\u4e3a\u5176\u5bb9\u91cf\u5343\u4e4f\u6570\u76841.5\u500d\uff0c\u4fdd\u62a4\u7194\u65ad\u5668\u7194\u4e1d\u7535\u6d41\u4e0d\u5c0f\u4e8e\u7535\u5bb9\u5668\u989d\u5b9a\u7535\u6d41\u76841.5\u500d\u3002<\/p>\n\n\n\n

\u4f30\u7b97\u4e3e\u4f8b\uff1a<\/p>\n\n\n\n

\u53f0 1250kVA \u53d8\u538b\u5668\uff0c\u77ed\u8def\u963b\u6297\u4e3a 6%, \uff0c\u538b 0.4kV \u989d\u5b9a\u7535\u6d41 Ie=1.5*1250=1875A; \u4f4e\u538b\u77ed\u8def\u7535\u6d41 Ik=1250*150\/6=31250=31.25kA;\uff1b\u9ad8\u538b 10kV \u4fa7\u7535\u6d41I,I=1250*6%=75A\uff1b<\/p>\n\n\n\n

\u4f4e\u538b\u7535\u5bb9\u8865\u507f\u5bb9\u91cf\u7ea6\u4e3a Q=1250*1\/3=420kVar\u3002<\/p>\n\n\n\n

\u56e0\u6b64, \u9ad8\u538b\u7535\u6d41\u4e92\u611f\u5668\u900975\/5\uff1b<\/p>\n\n\n\n

\u4f4e\u538b\u7535\u6d41\u4e92\u611f\u5668 2000\/5,2500\/5\uff1b<\/p>\n\n\n\n

\u65ad\u8def\u5668\u9009\u65ad\u6d41\u80fd\u529b\u4e0d\u5c0f\u4e8e35kA\u5373\u53ef\uff1b<\/p>\n\n\n\n

\u8865\u507f\u7535\u5bb9\u5668\u67dc\u4e24\u53f0,\u53f0200kVar,\u53f0 220kVar\u3002<\/p>\n\n\n\n

\u6ce8\uff1a\u82e5\u9ad8\u538b\u7535\u6d41\u4e92\u611f\u5668\u52a8\u7a33\u5b9a\u4e0d\u7b26\u5408\u8981\u6c42\u65f6\uff0c\u53ef\u52a0\u5927\u53d8\u6bd4\u6216\u53e6\u9009\u7535\u6d41\u4e92\u611f\u5668\u3002<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"

1\u3001\u53d8\u538b\u5668\u4f4e\u538b\u4fa7\u7535\u6d41\u4e3a\u5bb9\u91cf\u7684 1.5 \u500d\uff08\u65f6\u4e3a 1.44 \u500d\uff09\uff1b 2\u3001\u53d8\u538b\u5668\u4f4e\u538b\u51fa\u53e3\u4e09\u76f8\u77ed\u8def\u7535\u6d41\u4e3a\u5bb9…<\/p>\n","protected":false},"author":1,"featured_media":866,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6,9],"tags":[],"yst_prominent_words":[],"_links":{"self":[{"href":"https:\/\/www.hndxdl.cn\/wp-json\/wp\/v2\/posts\/642"}],"collection":[{"href":"https:\/\/www.hndxdl.cn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.hndxdl.cn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.hndxdl.cn\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.hndxdl.cn\/wp-json\/wp\/v2\/comments?post=642"}],"version-history":[{"count":1,"href":"https:\/\/www.hndxdl.cn\/wp-json\/wp\/v2\/posts\/642\/revisions"}],"predecessor-version":[{"id":2163,"href":"https:\/\/www.hndxdl.cn\/wp-json\/wp\/v2\/posts\/642\/revisions\/2163"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.hndxdl.cn\/wp-json\/wp\/v2\/media\/866"}],"wp:attachment":[{"href":"https:\/\/www.hndxdl.cn\/wp-json\/wp\/v2\/media?parent=642"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.hndxdl.cn\/wp-json\/wp\/v2\/categories?post=642"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.hndxdl.cn\/wp-json\/wp\/v2\/tags?post=642"},{"taxonomy":"yst_prominent_words","embeddable":true,"href":"https:\/\/www.hndxdl.cn\/wp-json\/wp\/v2\/yst_prominent_words?post=642"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}