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矿井电快速瞬变脉冲辐射特性研究

Keywords: 电快速瞬变脉冲群,辐射特性,频谱分析,辐射电磁场,矿井

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Abstract:

为了研究井下电快速瞬变脉冲群引起的辐射骚扰,分析了EFT/B单脉冲波形的频谱,得出其幅值频谱达到1GHz,运用时变电流源电磁辐射理论,建立了电快速瞬变脉冲电流激励下电偶极子辐射电磁场的时域解析模型,并进行了仿真计算.仿真结果表明,辐射电磁场与峰值电流成正比,辐射电场较强,磁场较弱,场强随距离增加而迅速衰减,辐射场以近场为主.通过井下开关投切试验,验证了投切感性负载会引起较为严重的瞬态电磁辐射骚扰.

References

[1]  王玉峰,邹积岩,廖敏夫.一次回路形成电快速瞬变脉冲群骚扰的研究及防护[J].电力自动化设备,2007,27(9):22-26. Wang Yufeng, Zou Jiyan, Liao Meifu. Study of EFT/B generated in primary circuit and its countermeasures[J]. Electric Power Automation Equipment, 2007,27(9):22-26.(in Chinese)
[2]  王玉峰,邹积岩,廖敏夫.二次回路中电快速瞬变脉冲群骚扰的研究[J].电力系统自动化,2007,31(16):79-82. Wang Yufeng,Zou Jiyan,Liao Meifu. Study on EFT/B in secondary circuit and initiative countermeasures[J]. Automation of Electric Power Systems,2007,31(16):79-82. (in Chinese)
[3]  梁志成, 傅静波, 李富同, 等. 微机保护装置的电快速瞬变脉冲群抗扰度研究[J]. 电力系统自动化, 2003, 27(11):65-68. Liang Zhicheng, Fu Jingbo, Li Futong, et al. Electrical fast transient burst immunity of protection equipment[J]. Automation of Electric Power Systems, 2003,27(11):65-68. (in Chinese)
[4]  李清泉,李彦明,牛亚民.变电站开关操作引起的瞬变电磁场及其防护[J].高电压技术,2001,27(4):35-37. Li Qingquan,Li Yanming,Niu Yamin. The transient electromagnetic fields caused by the operation of disconnector in substation and protection[J]. High Voltage Engineering,2001,27(4):35-37. (in Chinese)
[5]  Hussain Malek G M. Antenna patterns of nonsinusoidal waves with the time variation of a Gaussian pulse[J]. IEEE Transactions on Electromagnetic Compatibility, 1988,30(4):504-512.
[6]  Harmuth H F,Shao D R. Antennas for nonsinusoidal waves I radiators[J]. IEEE Transactions on Electromagnetic Compatibility, 1983,EMC-25(1):13-24.
[7]  孙继平,冯德旺,赵振保,等.矿用线缆电快速瞬变脉冲群骚扰的传输特性[J].中国矿业大学学报,2009,38(1):46-49. (in Chinese) Sun Jiping, Feng Dengwang, Zhao Zhenbao, et al. Propagation characteristics of electrical fast transient/burst in the mine cable[J]. Journal of China University of Mining & Technology, 2009,38(1):46-49. (in Chinese)
[8]  孙继平,冯德旺,郑召文,等.电快速瞬变脉冲群对矿井大巷电磁辐射环境的影响[J].北京理工大学学报,2009,29(4):336-338,355. Sun Jiping, Feng Dengwang, Zheng Zhaowen, et al. Effect of electrical fast transient burst upon the electromagnetic environment in a mine tunnel[J]. Transactions of Beijing Institute of Technology, 2009,29(4):336-338,355. (in Chinese)
[9]  冯德旺.电快速瞬变脉冲群的短偶极子辐射发射模型[J].电波科学学报,2010,25(5):995-999. Feng Dewang. Model for radiation emission of short dipoles of electrical fast transient burst[J]. Chinese Journal of Radio Science, 2010,25(5):995-999. (in Chinese)
[10]  冯德旺.瞬态脉冲的电小环辐射发射模型[J].江西理工大学学报,2010,31(5):1-4. Feng Dewang. Radiation emission model of short electric loops with transient pulse[J]. Journal of Jiangxi University of Science and Technology, 2010,31(5):1-4. (in Chinese)
[11]  国家质量技术监督局.GB/T 17626.4-2008,电磁兼容-实验和测量技术:电快速瞬变脉冲群抗扰度实验[S].北京:中国标准出版社,2008. The State Bureau Quality and Technical Supervision. GB/T 17626.4-2008,electromagnetic compatibility-testing and measurement techniques: electrical fast transient/burst immunity test[S]. Beijing: China Standard Press,2008. (in Chinese)
[12]  Ulaby Fawwaz T,尹华杰.应用电磁学基础[M].4版.北京:人民邮电出版社,2007. Ulaby Fawwaz T,Yin Huajie. Fundamentals of applied electromagnetics[M]. Fourth ed. Beijing: Posts&Telecom Press, 2007. (in Chinese)

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