{"id":1835,"date":"2018-12-19T01:35:30","date_gmt":"2018-12-19T01:35:30","guid":{"rendered":""},"modified":"2018-12-19T09:36:21","modified_gmt":"2018-12-19T01:36:21","slug":"%e5%bc%80%e5%85%b3%e7%94%b5%e6%ba%90%e6%96%9c%e5%9d%a1%e8%a1%a5%e5%81%bf%e7%9a%84%e8%af%a6%e7%bb%86%e6%8e%a8%e5%af%bc","status":"publish","type":"post","link":"http:\/\/www.szryc.com\/?p=1835","title":{"rendered":"\u5f00\u5173\u7535\u6e90\u659c\u5761\u8865\u507f\u7684\u8be6\u7ec6\u63a8\u5bfc"},"content":{"rendered":"

\n\t\u76f4\u63a5\u8fdb\u5165\u6b63\u9898\uff0c\u5982\u4e0b\u56fe\u4ee5Buck\u4e3a\u4f8b\u3002\u6211\u4eec\u9996\u5148\u5047\u8bbe\uff0c\u7535\u611f\u7684\u7535\u6d41<\/u>\u6ce2\u5f62\u4ee5\u659c\u7387m1\u4e0a\u5347\uff0c\u7136\u540e\u4ee5\u659c\u7387m2\u4e0b\u964d\uff0c\u5728\u7535\u611f\u7684\u7535\u6d41\u8fbe\u5230\u5cf0\u503c\u7535\u6d41\u7684\u65f6\u5019\u9650\u503c\u7535\u538b\uff08\u9876\u4e0a\u7684\u7535\u538b\u6a2a\u7ebf\uff09\u7a81\u7136\u53d7\u5230\u4e00\u4e2a\u5e72\u6270\u65f6\u95f4\u4e3aΔt\uff0c\u5e45\u503c\u4e3a+ΔV\u7684\u5e72\u6270\u540e\uff08\u9650\u503c\u7535\u538b\u5347\u9ad8\uff09\uff0c\u7535\u611f\u5cf0\u503c\u7535\u6d41\u8fbe\u5230\u539f\u672c\u7684\u5cf0\u503c\u7535\u6d41\u540e\u5728Δt\u65f6\u95f4\u5185\u7ee7\u7eed\u4e0a\u5347\uff0c\u4e0a\u5347\u7684\u7535\u6d41\u5e45\u503c\u4e3aΔI\uff0c\u968f\u540e\u5e72\u6270\u6d88\u5931\uff0c\u7535\u611f\u7535\u6d41\u4ee5m2\u7684\u659c\u7387\u4e0b\u964d\uff0c\u5927\u81f4\u5982\u4e0b\u56fe\uff0c\u4e0b\u9762\u6765\u8ba1\u7b97\u4e00\u4e0b\u53d7\u5230\u5e72\u6270\u540e\u7535\u6d41\u6ce2\u5f62\u4e0e\u539f\u672c\u7684\u7535\u6d41\u8f68\u8ff9\u7684\u5dee\u503cΔI1\uff0cΔI2......ΔIn\uff0c\u662f\u8d8a\u6765\u8d8a\u5927\u8fd8\u662f\u8d8a\u6765\u8d8a\u5c0f\uff0c\u8d8a\u5927\u5219\u4e0d\u7a33\u5b9a\uff0c\u8d8a\u5c0f\u5219\u7a33\u5b9a\u3002<\/p>\n

\n\t<\/p>\n

\n\t <\/div>\n

\n\t\u4e0a\u56fe\u4e2d\u865a\u7ebf\u4e3a\u53d7\u5230\u5e72\u6270\u540e\u7684\u6ce2\u5f62\uff0c\u5b9e\u7ebf\u4e3a\u539f\u672c\u7684\u6ce2\u5f62\u8f68\u8ff9<\/p>\n

\n\t\u6211\u4eec\u628a\u5b9e\u7ebf\u7684\u7b2c\u4e00\u4e2a\u5cf0\u503c\u7535\u6d41\u8bb0\u505a i1<\/p>\n

\n\t\u6211\u4eec\u628a\u865a\u7ebf\u7684\u7b2c\u4e00\u4e2a\u5cf0\u503c\u7535\u6d41\u8bb0\u505a i1_1<\/p>\n

\n\ti1_1 - i1=ΔI<\/p>\n

\n\t\u6211\u4eec\u628a\u5b9e\u7ebf\u7684\u7b2c\u4e8c\u4e2a\u5cf0\u503c\u7535\u6d41\u8bb0\u505a i2<\/p>\n

\n\t\u6211\u4eec\u628a\u865a\u7ebf\u7684\u7b2c\u4e8c\u4e2a\u5cf0\u503c\u7535\u6d41\u8bb0\u505a i2_1<\/p>\n

\n\t\u6709<\/p>\n

\n\ti2=i2_1   i1=in_1<\/p>\n

\n\t\u7136\u540e\u6211\u4eec\u628a\u65f6\u95f4\u70b9t1\u5782\u76f4\u5efa\u7acb\u4e00\u4e2a\u5750\u6807\u7cfb\uff0c\u8bbe\u65f6\u95f4\u8f74t\u4e0a\u7684\u70b9t1\u4e3a\u539f\u70b9<\/p>\n

\n\t\u53ef\u4ee5\u770b\u51fai1\u4ee5m2\u7684\u659c\u7387\u4e0b\u964d\u4e86\u65f6\u95f4toff\uff0ci1_1\u4ee5m2\u7684\u659c\u7387\u4e0b\u964d\u4e86\u65f6\u95f4toff-Δt\uff0c\u53ef\u5f97\u51fa\u7ed3\u8bbai1\u548ci1_1\u4e0b\u964d\u5230\u65f6\u95f4\u70b9t2\u540e\uff0ci1_1\u6bd4i1\u5c11\u4e0b\u964d\u4e86\u65f6\u95f4Δt<\/p>\n

\n\t\u5219i1_1\u6bd4i1\u964d\u4f4e\u7684\u7535\u6d41\u4e3a Δt·m2<\/p>\n

\n\t\u7531\u4e8e\u539f\u6765i1_1\u6bd4i1\u5c31\u9ad8\u51fa\u4e86ΔI    i1_1 - i1=ΔI<\/p>\n

\n\t\u5219\u5982\u4e0a\u56feΔI1=ΔI+Δt·m2<\/p>\n

\n\tΔt\u662f\u6211\u4eec\u81ea\u5df1\u4f5c\u7684\u8f85\u52a9\u65f6\u95f4\u7ebf\uff0c\u4e3a\u672a\u77e5\u6570\uff0c\u6211\u4eec\u9700\u8981\u5148\u628a\u65f6\u95f4Δt\u6c42\u51fa<\/p>\n

\n\tΔt\u548cΔI\u548c\u659c\u7387m1\u5f88\u5bb9\u6613\u5f97\u5230\u5173\u7cfb\u5f0f<\/p>\n

\n\t<\/p>\n

\n\t\u5219\u6709<\/p>\n

\n\t<\/p>\n

\n\t\u540c\u6837\u7684\u65b9\u6cd5\u53ef\u63a8\u5bfc\u51fa<\/p>\n

\n\t<\/p>\n

\n\t\u4ece\u516c\u5f0f\u975e\u5e38\u5bb9\u6613\u5f97\u5230\u4e00\u4e2a\u7ed3\u8bba<\/p>\n

\n\t\u5f53m2\/m1\uff1e1\u65f6\uff0cΔIn\u4f1a\u8d8a\u6765\u8d8a\u5927\uff0c\u5bfc\u81f4\u4e0d\u7a33\u5b9a<\/p>\n

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\n\t\u53ef\u5f97\u5230\u5982\u4e0b\u7ed3\u8bba<\/p>\n

\n\t<\/p>\n

\n\tm2\/m1\uff1e1\u65f6\u76f8\u5f53\u4e8e D\/(1-D)\uff1e1\uff0c\u4e5f\u5c31\u65f6\u76f8\u5f53\u4e8eD\uff1e0.5\u65f6\u4f1a\u4e0d\u7a33\u5b9a\u3002<\/p>\n

\n\t\u7ed3\u8bba\uff1aBuck\u5728\u4e0d\u505a\u4efb\u4f55\u5904\u7406\u7684\u60c5\u51b5\u4e0b\u5360\u7a7a\u6bd4D\uff1e0.5\u5c06\u5bfc\u81f4\u4e0d\u7a33\u5b9a\u3002<\/p>\n

\n\t\u4e0b\u9762\u6211\u4eec\u5206\u6790\u4e00\u4e0b\uff0c\u52a0\u5165\u659c\u5761\u8865\u507f\uff08\u5728\u9650\u503c\u4e0a\u52a0\u5165\u4e00\u4e2a\u659c\u7387m3\uff09\u7684\u60c5\u51b5<\/p>\n

\n\t\u5982\u4e0b\u56fe\u6240\u793a<\/p>\n

\n\t<\/p>\n

\n\t\u7531\u4e8e\u8ddf\u4e0a\u9762\u7684\u5206\u6790\u57fa\u672c\u7c7b\u4f3c\uff0c\u4e3a\u4e86\u66f4\u7b80\u6d01\u4e0b\u9762\u4e3b\u8981\u770b\u56fe\uff0c\u5c3d\u91cf\u5c11\u7528\u4e00\u70b9\u6587\u5b57<\/p>\n

\n\t<\/p>\n

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\n\t<\/p>\n

\n\t\u518d\u8fc7\u4e00\u4e2a\u5468\u671f\u540e\uff0c\u5982\u4e0a\u56fe<\/p>\n

\n\t<\/p>\n

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\n\t\u53ef\u5f97\u5230<\/p>\n

\n\t<\/p>\n

\n\t\u6839\u636e\u4f0f\u79d2\u5e73\u8861<\/p>\n

\n\t<\/p>\n

\n\t\u4e5f\u53ef\u4ee5\u4ece\u516c\u5f0f\u4e2d\u770b\u51fa\uff0cD\uff1c0.5\u65f6\uff0c\u7cfb\u7edf\u65f6\u6052\u7a33\u5b9a\u7684<\/p>\n

\n\t\u518dD\uff1e0.5\u65f6\u5fc5\u987b\u6ee1\u8db3<\/p>\n

\n\t<\/p>\n

\n\t\u8fd8\u53ef\u4ee5\u5f15\u7533\u4e00\u4e0b\uff0c\u5360\u7a7a\u6bd4D\u6700\u5927\u65f61\uff0c\u6211\u4eec\u53d6\u6700\u5927\u5360\u7a7a\u6bd41\u6765\u5206\u6790<\/p>\n

\n\t<\/p>\n

\n\t\u4e0a\u5f0f\u53ef\u53d8\u6210<\/p>\n

\n\t<\/p>\n

\n\t<\/p>\n","protected":false},"excerpt":{"rendered":"

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