| 换流变压器噪声预测模型及其简化研究 |
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| 引用本文： | 阮学云,李志远,魏浩征,黄莹.换流变压器噪声预测模型及其简化研究[J].应用声学,2011,30(3):235-240. |
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| 作者姓名： | 阮学云 李志远 魏浩征 黄莹 |
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| 作者单位： | 1. 合肥工业大学机械与汽车学院,合肥,230009
2. 南方电网技术研究中心,广州,510623 |
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| 基金项目： | 国家十一五科技支撑计划"特高压输变电系统开发与示范"项目资助 |
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| 摘 要： | 换流变压器作为高压直流换流站主要噪声源,其噪声预测精度和控制方法的选择将直接影响换流站整体噪声预测水平及治理效果。通过对换流变压器噪声的产生机理、噪声频谱及常见治理方案等方面进行系统研究,重点推出了换流变压器噪声控制方法BOX-IN技术,并就BOX-IN装置的噪声预测模型进行了简化和对比验证。通过对降噪量进行现场测试,结果表明,BOX-IN装置降噪量达到20dB(A)左右,与理论计算值近似,为进一步提高高压直流换流站噪声预测精度提供了理论依据。
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| 关 键 词： | 换流站 换流变压器 噪声预测 简化 BOX-IN装置 |
Studies on noise prediction model and simplification for current convert transformers |
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| RUAN Xueyun,LI Zhiyuan,WEI Haozheng and HUANG Ying.Studies on noise prediction model and simplification for current convert transformers[J].Applied Acoustics,2011,30(3):235-240. |
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| Authors: | RUAN Xueyun LI Zhiyuan WEI Haozheng and HUANG Ying |
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| Institution: | RUAN Xueyun~1 LI Zhiyuan~1 WEI Haozheng~1 HUANG Ying~2 (1 School of Mechanical and Automotive Engineering,Hefei University of Technology,Hefei 230009) (2 CSG Technology Research Center,Guangzhou 510623) |
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| Abstract: | As a main noise source of High-Voltage Direct Current(HVDC),converter transformer's noise prediction precision and the choice of control methods will directly influence the level of noise prediction and management effect for converter station.Through the systematic studies on the noise-generation mechanism,frequency spectrum,noise control measurements and so on,the paper highlighted the BOX-IN technology,simplifies and validates noise prediction model for BOX-IN equipment.According to the field test,the res... |
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| Keywords: | Converter station Converter transformer Noise prediction Simplification BOX-IN equipment |
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