{"id":253,"date":"2011-08-31T23:04:31","date_gmt":"2011-08-31T15:04:31","guid":{"rendered":"http:\/\/dcstudio.ddnsfree.com\/WordPress\/?p=253"},"modified":"2024-05-24T15:39:35","modified_gmt":"2024-05-24T07:39:35","slug":"%e6%94%b9%e8%89%af%ef%bd%8c%ef%bd%85%ef%bd%84%e7%87%88%e6%b3%a1","status":"publish","type":"post","link":"http:\/\/dcstudio.ddnsfree.com\/WordPress\/?p=253","title":{"rendered":"\uff2c\uff25\uff24\u71c8\u6ce1\u6539\u826f"},"content":{"rendered":"

\u4e4b\u524d\u7684 \u81ea\u88fd\uff2c\uff25\uff24\u71c8\u6ce1<\/a> \u7b97\u662f\u500b\u5931\u6557\u4f5c\u54c1,
\n\u4e3b\u8981\u662f\u5206\u58d3\u7528\u7684\u96fb\u963b\u672c\u8eab\u5c31\u6703\u767c\u71d9! \u548c\u60f3\u8981\u7684\u7701\u96fb\u74b0\u4fdd\u6709\u885d\u7a81…
\n\u6240\u4ee5, \u53c8\u627e\u4e00\u7d44\u96fb\u8def\u518d\u5c07\u9019\u9846\u71c8\u6ce1\u5c0f\u6539\u4e86\u4e00\u4e0b!!<\/p>\n


\nAC110V 24LED Ver:2.0
\n\u5be6\u6e2c\u7684\u5de5\u4f5c\u96fb\u6d41\u70ba12.18mA, \u4e5f\u5c31\u662f\u529f\u7387\u5c0f\u65bc1.33W(110Vx12.18mAx\u865b\u529f)
\n\u5de5\u4f5c\u96fb\u6d41\u53ef\u4fee\u6539C1 (\u91d1\u5c6c\u76ae\u819c\u96fb\u5bb9) \u4f86\u9054\u6210,
\n\u96f6\u4ef6\u5c11, \u529f\u7387\u5c0f… \u5920\u74b0\u4fdd\u4e86\u5427!! \u543d~<\/p>\n

—
\n\u7db2\u8def\u4e0a\u627e\u5230\u4e86 \u96fb\u5bb9\u963b\u6297 = 1 \/ (2 * Pi * F * C) \u8a08\u7b97\u516c\u5f0f
\npi=\u5e38\u65783.1415926, F=\u5de5\u4f5c\u983b\u7387:\u55ae\u4f4d\u70baHz, C=\u96fb\u5bb9\u503c:\u55ae\u4f4d\u70baF<\/p>\n

\u96fb\u5bb9\u4e0d\u8d85\u904e3.3uf\/250V\u70ba\u539f\u5247, \u8f38\u51fa\u96fb\u6d41\u4e0d\u8d85\u51fa100mA\u70ba\u4e0a\u9650<\/p>\n

0.47\u03bcF \u8a66\u7b97:
\n110V\/(1\/(2*3.1415926*60Hz*0.47\u03bcF))=19.4mA \/ \u5be6\u6e2c12mA
\n0.94\u03bcF \u8a66\u7b97:
\n110V\/(1\/(2*3.1415926*60Hz*1\u03bcF))=38.9mA \/ \u5be6\u6e2c24mA
\n\u7b97\u5fc3\u5b89\u7684… \u8207\u5be6\u6e2c\u771f\u7684\u662f\u6709\u843d\u5dee… \u96fb\u5bb9\u6108\u5927, \u5dee\u6108\u591a!! (\u7b11)<\/p>\n

— \u8a08\u7b97\u96fb\u6d41\u8207\u5be6\u6e2c\u96fb\u6d41\u4e0d\u7b26\u7684\u53ef\u80fd\u6709\u4e8c
\n\u4e00 : \u672a\u5c07\u4e32\u63a5\u7684LED\u5167\u963b\u52a0\u5165\u8a08\u7b97
\n\u4e8c : \u4ea4\u6d41\u96fb\u6d41\u7684\u8a08\u7b97\u65b9\u5f0f\u4e26\u4e0d\u662f I=V\/R<\/p>\n

\u907f\u514dLED\u63d0\u65e9\u5149\u8870… \u4e0a\u96fb\u8def\u76f4\u63a5\u6e2c\u91cf\u96fb\u6d41\u9084\u662f\u6700\u6e96\u7684!!<\/p>\n

— 2012\/08\/13
\n\u75de\u9177\u7db2_PIGOO – A-John, \u5c0d\u96fb\u5bb9\u5206\u58d3\u6cd5\u7684\u8a73\u7d30\u8aaa\u660e
\n1. \u96fb\u5bb9\u7684\u5bb9\u6297\u8a08\u7b97:
\nXc=1\/2\u03c0fc \u5176\u4e2dXc\u4ee3\u8868\u5bb9\u6297:\u55ae\u4f4d\u70ba\u6b50\u59c6(\u03a9), \u03c0\u70ba3.14159…,
\nf\u70ba\u983b\u7387:\u55ae\u4f4d\u70ba\u8d6b\u8332(Hz), c\u70ba\u96fb\u5bb9\u91cf:\u55ae\u4f4d\u70ba\u6cd5\u62c9(F).<\/p>\n

2. \u8a08\u7b97\u6240\u9700\u96fb\u5bb9\u503c:
\n\u8a08\u7b97\u6240\u9700\u96fb\u5bb9\u503c\u6642, \u5fc5\u9808\u8981\u77e5\u9053\u8981\u8b93\u96fb\u5bb9\u5206\u6524\u6389\u591a\u5c11\u96fb\u58d3?
\n\u5982\u679c\u8981\u8b931\u500b3.2v\u7684LED\u5728AC110v\u4e0b\u5de5\u4f5c, \u96fb\u5bb9\u8981\u5206\u6524106.8v,
\n\u70ba\u4e86\u5206\u6524\u9019106.8v, \u540c\u6642\u63d0\u4f9b0.02\u5b89\u57f9\u7684\u96fb\u6d41,
\n\u6211\u5011\u9700\u8981\u7684\u5bb9\u6297\u70ba Xc=V\/I =106.8\/0.02=5340\u03a9
\n\u9019\u6642\u5c31\u53ef\u4ee5\u5229\u7528Xc=1\/2\u03c0fc\u4f86\u53cd\u7b97\u51fa\u6240\u9700\u8981\u7684\u96fb\u5bb9\u503c Xc=1\/2\u03c0fc
\nc=1\/(2\u03c0fXc)=1\/(2×3.14x60x5340)=1\/2012112=0.0000004.97F
\n\u56e0\u6b64, \u5373\u7b97\u51fa\u7684\u96fb\u5bb9\u61c9\u70ba0.49uF
\n\u8981\u6ce8\u610f\u7684\u662f, \u70ba\u4e86\u78ba\u4fdd\u96fb\u5bb9\u4e0d\u6703\u88ab\u5e02\u96fb\u53ca\u611f\u61c9\u8108\u885d\u64ca\u7a7f,
\n\u8010\u58d3\u503c\u5b9c\u9078\u7528\u5e02\u96fb\u7684\u5169\u500d\u5373220v\u4ee5\u4e0a.<\/p>\n

3. \u4f7f\u7528\u5728\u4f9b\u96fb\u7d66\u76f4\u6d41\u8ca0\u8f09\u7684\u60c5\u6cc1:
\n\u7531\u65bc\u4ea4\u6d41\u96fb\u7d93\u904e\u5168\u6ce2\u6574\u6d41\u4e26\u4ee5\u96fb\u5bb9\u6ffe\u6ce2\u5f8c,
\n\u6240\u5f97\u7684\u76f4\u6d41\u96fb\u58d3\u503c\u70ba\u4ea4\u6d41\u96fb\u58d3\u503cx1.414,
\n\u5982\u679c\u662f\u534a\u6ce2\u6574\u6d41\u5247\u70bax0.707,
\n\u5728\u8a08\u7b97\u5206\u6524\u96fb\u58d3\u503c\u6642, \u5fc5\u9700\u5148\u53cd\u7b97\u51fa\u8ca0\u8f09\u4f7f\u7528\u7684\u4ea4\u6d41\u96fb\u58d3\u503c,
\n\u624d\u80fd\u8a08\u7b97\u51fa\u6b63\u78ba\u7684\u96fb\u5bb9\u91cf\u800c\u4e0d\u6703\u76f8\u5dee\u5f88\u591a,<\/p>\n

\u4f8b\u5982 :
\n\u8ca0\u8f09\u7aef\u70ba\u7d93\u904e\u5168\u6ce2\u6574\u6d41\u53ca\u6ffe\u6ce2\u5f8c, \u63d0\u4f9b\u7d6610\u500bLED\u4f7f\u7528,
\n\u56e0\u6b64\u8ca0\u8f09\u7aef\u7684\u76f4\u6d41\u96fb\u58d3\u70ba10×3.2v =32v
\n\u800c\u5176\u5be6\u969b\u7684\u4ea4\u6d41\u96fb\u58d3\u5247\u70ba32v\/1.414=22.6v
\n\u56e0\u6b64\u96fb\u5bb9\u5be6\u969b\u9700\u8981\u5206\u6524\u7684\u96fb\u58d3\u70ba110v-22.6v=87.4v
\n\u7531\u6b64, \u5373\u80fd\u7b97\u51fa\u6b63\u78ba\u7684\u96fb\u5bb9\u91cf\u4e86
\n\u5176\u5be6, \u9084\u9700\u6263\u9664\u5168\u6ce2\u6574\u6d41\u5169\u500b\u4e8c\u6975\u9ad4\u52a0\u8d77\u4f86\u76841.4v,
\n\u4f46\u56e0\u53ea\u6709110v\u7684\u7d04\u767e\u5206\u4e4b\u3127\uff0c\u56e0\u6b64\u5e38\u4e88\u5ffd\u7565.<\/p>\n","protected":false},"excerpt":{"rendered":"

\u4e4b\u524d\u7684 \u81ea\u88fd\uff2c\uff25\uff24\u71c8\u6ce1 \u7b97\u662f\u500b\u5931\u6557\u4f5c\u54c1,
\n\u4e3b\u8981\u662f\u5206\u58d3\u7528\u7684\u96fb\u963b\u672c\u8eab\u5c31\u6703\u767c\u71d9! \u548c\u7701\u96fb\u74b0\u4fdd\u6709\u5c0d\u6bd4\u7684\u885d\u7a81\u2026
\n\u6240\u4ee5, \u53c8\u627e\u4e00\u7d44\u96fb\u8def\u518d\u5c07\u9019\u9846\u71c8\u6ce1\u5c0f\u6539\u4e86\u4e00\u4e0b!!<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[2],"tags":[],"_links":{"self":[{"href":"http:\/\/dcstudio.ddnsfree.com\/WordPress\/index.php?rest_route=\/wp\/v2\/posts\/253"}],"collection":[{"href":"http:\/\/dcstudio.ddnsfree.com\/WordPress\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/dcstudio.ddnsfree.com\/WordPress\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/dcstudio.ddnsfree.com\/WordPress\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/dcstudio.ddnsfree.com\/WordPress\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=253"}],"version-history":[{"count":0,"href":"http:\/\/dcstudio.ddnsfree.com\/WordPress\/index.php?rest_route=\/wp\/v2\/posts\/253\/revisions"}],"wp:attachment":[{"href":"http:\/\/dcstudio.ddnsfree.com\/WordPress\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=253"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/dcstudio.ddnsfree.com\/WordPress\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=253"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/dcstudio.ddnsfree.com\/WordPress\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=253"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}