| 交流特高压试验线段可听噪声测量及特性分析 |
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| 引用本文： | 查显光,杨景刚,张子阳,邬雄,张广州.交流特高压试验线段可听噪声测量及特性分析[J].江苏电机工程,2011,30(2):28-30. |
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| 作者姓名： | 查显光 杨景刚 张子阳 邬雄 张广州 |
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| 作者单位： | 1. 江苏省电力试验研究院有限公司,江苏,南京,211103
2. 国网电力科学研究院,湖北,武汉,430074 |
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| 摘 要： | 为了研究交流特高压输电线路可听噪声的特性,时交流特高压试验基地的试验线段可听噪声进行了实地测量和统计,分析了不同天气条件下的可听噪声水平和频谱特性.测量结果表明,特高压试验线段的可听噪声水平小于55 dB的限值,控制在与500 kV交流输电线路可听噪声一致的水平.
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| 关 键 词： | 特高压 可听噪声 宽频带噪声(随机噪声) 纯声(交流声) 频谱 |
Measurement and Characteristic Analysis of Audible Noise of UHV Test Line Segment |
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| ZHA Xian-guang,YANG Jing-gang,ZHANG Zi-yang,WU Xiong,ZHANG Guang-zhou.Measurement and Characteristic Analysis of Audible Noise of UHV Test Line Segment[J].Jiangsu Electrical Engineering,2011,30(2):28-30. |
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| Authors: | ZHA Xian-guang YANG Jing-gang ZHANG Zi-yang WU Xiong ZHANG Guang-zhou |
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| Affiliation: | ZHA Xian-guang1,YANG Jing-gang1,ZHANG Zi-yang1,WU Xiong2,ZHANG Guang-zhou2 (1.Jiangsu Electric Power Research Institute Co.Ltd.,Nanjing 211103,China,2.State Grid Electric Power Research Institute,Wuhan 430074,China) |
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| Abstract: | To study the audible noise characteristics of UHV Transmission Line,site measurements and statistics of audible noise of UHV test line segment are carried on.And the audible noise level and spectrum characteristics on different weather conditions are also analyzed.The results demonstrate that the audible noise limit of UHV test line segment is 55 dB,which is the same with that of 500 kV AC transmission line. |
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| Keywords: | ultra-high voltage(UHV) audible noise(AN) random noise hum frequency spectrum |
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