{"id":4793,"date":"2021-03-26T10:06:46","date_gmt":"2021-03-26T02:06:46","guid":{"rendered":"http:\/\/www.lqsdjs.com\/?p=4793"},"modified":"2021-03-26T10:06:46","modified_gmt":"2021-03-26T02:06:46","slug":"nvp-influence","status":"publish","type":"post","link":"https:\/\/www.lqsdjs.com\/html\/nvp-influence.html","title":{"rendered":"FLUKE\/SOFTING\u7b49\u7ebf\u7f06\u6d4b\u8bd5\u4eeaNVP\u503c\u5bf9\u53cc\u7ede\u7ebf\u7f06\u6d4b\u8bd5\u7684\u5f71\u54cd"},"content":{"rendered":"
<\/a><\/p>\n FLUKE\/SOFTING\u7b49\u7ebf\u7f06\u6d4b\u8bd5\u4eea<\/a><\/span>\u91cc\u7684NVP\u503c\uff0cNVP\u4e3aNominal Velocity of Propagation\u82f1\u6587\u7f29\u5199\uff0c\u662f\u6307\u4fe1\u53f7\u5728\u53cc\u7ede\u7ebf<\/a><\/span>\u7f06\u7684\u4f20\u9001\u901f\u5ea6\u4e0e\u5149\u5728\u771f\u7a7a\u4e2d\u7684\u901f\u5ea6\u7684\u767e\u5206\u6bd4\u503c\u3002\u8ba1\u7b97\u516c\u5f0f\u5982\u4e0b\uff1a<\/p>\n NVP=V1\/V2*100%<\/em><\/p>\n V1\u4ee3\u8868\u7535\u4fe1\u53f7\u7684\u4f20\u64ad\u901f\u5ea6\u3002\uff08\u6ce8\uff1a\u4e0d\u4ee3\u8868\u7535\u4fe1\u53f7\u5728\u53cc\u7ede\u7ebf<\/a><\/span>\u5185\u4f20\u64ad\u7684\u771f\u6b63\u901f\u5ea6\uff0c\u800c\u662f\u76f8\u5bf9\u4e8e\u7ebf\u7f06\u7684\u901f\u5ea6\u3002\u56e0\u4e3a\u53cc\u7ede\u7ebf<\/a><\/span>\u7684\u7ede\u5408\u7684\u539f\u56e0\uff0c\u7ebf\u7f06\u957f\u5ea6<\/a><\/span>\u5c0f\u4e8e\u82af\u7ebf\u7684\u957f\u5ea6<\/a><\/span>\uff0c\u5e76\u4e14\u53cc\u7ede\u7ebf\u7ede\u5408\u5bc6\u5ea6\u4e0d\u540c\uff0cV1\u5c31\u4f1a\u6709\u4e0d\u540c\u3002\uff09<\/em><\/p>\n V2\u4ee3\u8868\u5149\u5728\u771f\u7a7a\u4e2d\u7684\u4f20\u64ad\u901f\u5ea6\u3002<\/em><\/p>\n \u901a\u8fc7\u4e0a\u8ff0\u516c\u5f0f\u6211\u4eec\u53ef\u4ee5\u5f97\u5230\u7535\u4fe1\u53f7\u7684\u4f20\u64ad\u901f\u5ea6\uff0cV1=V2*NVP%\uff0c\u4e0a\u9762\u5907\u6ce8\u63d0\u5230\u8ba1\u7b97\u51fa\u7684\u4f20\u64ad\u901f\u5ea6\u4e0d\u662f\u7535\u4fe1\u53f7\u771f\u6b63\u7684\u4f20\u64ad\u901f\u5ea6\uff0c\u5b83\u7684\u51fa\u73b0\u53ea\u662f\u4e3a\u4e86\u6d4b\u8bd5\u4eea<\/a><\/span>\u8868\u8ba1\u7b97\u53cc\u7ede\u7ebf\u7f06\u957f\u5ea6<\/a><\/span>\u800c\u5b58\u5728\u7684\uff0c\u662f\u4e00\u4e2a\u76f8\u5bf9\u503c\uff0c\u56e0\u6b64\u4e0d\u540c\u53cc\u7ede\u7ebf\u7f06\u7684NVP\u9700\u8981\u6d4b\u91cf\u8bbe\u5b9a\uff0c\u800c\u4e0d\u80fd\u4ee5\u6240\u9009\u7528\u94dc\u6750\u4e0a\u6240\u6807\u6ce8\u7684NVP\u6765\u8bbe\u5b9a\u3002<\/p>\n \u90a3\u4e48\u7684\u5b58\u5728\u6709\u4ec0\u4e48\u610f\u4e49\uff1f\u5728\u8fd9\u91cc\u4e0d\u5f97\u4e0d\u63d0\u6d4b\u8bd5\u4eea<\/a><\/span>\u8868\u8ba1\u7b97\u53cc\u7ede\u7ebf\u7f06\u957f\u5ea6<\/a><\/span>\u7684\u8fc7\u7a0b\uff0c\u5927\u5bb6\u90fd\u77e5\u9053\u8ba1\u7b97\u4e24\u70b9\u4e4b\u95f4\u7684\u957f\u5ea6<\/a><\/span>\u7b49\u4e8e\u901a\u8fc7\u4e24\u70b9\u7684\u5e73\u5747\u901f\u5ea6\u4e58\u4ee5\u901a\u8fc7\u4e24\u70b9\u7684\u65f6\u95f4\uff0c\u6d4b\u8bd5\u4eea<\/a><\/span>\u8868\u8ba1\u7b97\u53cc\u7ede\u7ebf\u7f06\u957f\u5ea6\u6240\u4f9d\u636e\u7684\u5e73\u5747\u901f\u5ea6\u5c31\u662f\u8fd9\u4e2aNVP\u503c\uff0c\u90a3\u65f6\u95f4\u662f\u600e\u4e48\u5f97\u5230\u7684\uff1f\u5728\u8fd9\u91cc\u6240\u8bf4\u7684\u65f6\u95f4\u6b63\u662f\u53cc\u7ede\u7ebf\u7f06\u4f20\u64ad\u5ef6\u65f6\uff0c\u53cc\u7ede\u7ebf\u7f06\u4f20\u64ad\u5ef6\u65f6\u662f\u901a\u8fc7\u6d4b\u8bd5\u4e3b\u673a\u6839\u636e\u53d1\u51fa\u7684\u7535\u4fe1\u53f7\u4ee5\u53ca\u63a5\u6536\u5230\u53cd\u5c04\u56de\u6765\u7684\u7535\u4fe1\u53f7\u8ba1\u7b97\u51fa\u7684\uff0c\u8ba1\u7b97\u51fa\u7684\u65f6\u95f4\u503c\u5c31\u662f\u4ece\u8fd1\u7aef\u5230\u8fdc\u7aef\u5b9e\u9645\u4f7f\u7528\u7684\u65f6\u95f4\uff0c\u5f97\u5230\u8fd9\u4e2a\u65f6\u95f4\u4e58\u4ee5NVP\u5c31\u53ef\u4ee5\u8ba1\u7b97\u51fa\u7ebf\u7f06\u7684\u957f\u5ea6\u3002<\/p>\n