全部 标题 作者
关键词 摘要

OALib Journal期刊
ISSN: 2333-9721
费用:99美元

查看量下载量

相关文章

更多...

纳米颗粒填充浓度和表面处理对纳米MgO/PP空间电荷行为的影响

DOI: 10.13336/j.1003-6520.hve.2015.05.011, PP. 1495-1504

Keywords: 纳米MgO,表面处理,聚丙烯,结晶度,团聚,空间电荷

Full-Text   Cite this paper   Add to My Lib

Abstract:

为研究纳米颗粒表面处理和填充浓度对聚丙烯(polypropylene,PP)介质内部空间电荷特性的影响,以PP为基料,分别以经过表面处理和未经表面处理的纳米氧化镁(MgO)为填充颗粒,制备了2组不同质量分数的纳米MgO/PP复合介质,并对纳米复合介质微观特性结构和空间电荷进行了实验研究。微观特性研究表明无机纳米颗粒在聚合物中分散均匀,经过表面处理的复合介质团聚更少,MgO的添加使介质结晶峰值温度和结晶度增加。空间电荷实验表明在去极化过程中,添加经过表面处理和未经过表面处理的MgO后,复合介质阴极的同极性电荷量减少,阳极异极性电荷基本消失,整体电荷密度下降;当MgO质量分数为0.5%时,50kV/mm电场强度下未经表面处理的体电荷密度为纯PP的37.2%,经过表面处理的体电荷密度为纯PP的52.8%,抑制效果均为实验试样中最佳;高电场下,未经过表面处理的复合介质对于空间电荷抑制作用相比经过表面处理的复合介质更明显,经过表面处理的复合介质对于极化过程中空间电荷造成的电场畸变有更好的抑制效果。

References

[1]  廖瑞金,李 伟,杨丽君. NOMEX合成纤维绝缘介质在直流电场中的空间电荷特性[J]. 高电压技术,2011,37(8):1895-1903. LIAO Ruijin, LI Wei, YANG Lijun. Space charge characteristics of NOMEX synthetic fiber under DC field[J]. High Voltage Engineering, 2011, 37 (8): 1895-1903.
[2]  杨佳明. 纳米MgO/PE复合介质高场下电荷行为[D]. 哈尔滨:哈尔滨理工大学,2010:18-27. YANG Jiaming. Charge behavior in MgO/PE nanocomposite under high electric field[D]. Harbin, China: Harbin University of Science and Technology, 2010: 18-27.
[3]  雷清泉,范 勇,王 暄. 纳米高聚物复合材料的结构特性、应用和发展趋势及其思考[J]. 电工技术学报,2006,21(2):3-7. LEI Qingquan, FAN Yong, WANG Xuan. Structure properfy applications and developing trends of polymer nanocomposites[J]. Transactions of China Electrotechnical Society, 2006, 21(2): 3-7.
[4]  陈 曦,吴 锴,王 霞,等. 纳米粒子改性聚乙烯直流电缆绝缘材料研究(I)[J]. 高电压技术,2012,38(10): 2691-2697. CHEN Xi, WU Kai, WANG Xia, et al . Modified low density polyethylene by nano-fills as insulating material of DC cable(I)[J]. High Voltage Engineering, 2012, 38(10): 2691-2697.
[5]  吴 月. MgO/聚烯烃纳米材料的制备与性能研究[D]. 哈尔滨:哈尔滨理工大学,2013:4-9. WU Yue. Research on the preparation and performance of MgO/Polyolefin nano composite material[D]. Harbin, China: Harbin University of Science and Technology, 2013: 4-9.
[6]  Chen G, Tay T Y G, Davies A E, et al . Electrodes and charge injection in low-density polyethylene using the pulsed electro acoustic technique[J]. IEEE Transactions on Dielectrics and Electrical Insulation, 2001, 8(6): 867-873.
[7]  尹 毅,韩社教,屠德民. 固体绝缘中空间电荷测量装置的研制和应用[J]. 中国电机工程学报,2000,20(8):1-5. YIN Yi, HAN Shejiao, TU Demin. Developing and application of apparatus of space charge measurement in solid insulating materials[J]. Proceedings of the CSEE, 2000, 20(8): 1-5.
[8]  蔡 川,李旭光,尹 毅,等. 空间电荷测量信号恢复中的频域反卷积技术及实现[J]. 电工技术学报,2009,24(10):165-169. CAI Chuan, LI Xuguang, YIN Yi, et al . Frequency domain deconvolution technique and its implementation in the recovery of the space charge signal[J]. Transactions of China Electrotechnical Society, 2009, 24(10): 165-169.
[9]  James E. Polymer data handbook[M]. 2 nd ed. Oxford, England: Oxford University Press, 1999: 782.
[10]  吴建东. 低密度聚乙烯纳米复合介质中电荷输运的实验研究和数值模拟[D]. 上海:上海交通大学,2012:2-6. WU Jiandong. Charge transport investigation in low-density polyethy- lene/silica nanocomposite based on experiment and numerical simula- tion[D]. Shanghai, China: Shanghai Jiao Tong University, 2012: 2-6.
[11]  尹 毅,屠德民,李 明,等. 用等温电流法研究自由基清除剂的作用机理—聚合物电老化陷阱理论的实验验证[J]. 中国电机工程学报,2000,20(3):13-15. YIN Yi, TU Demin, LI Ming, et al. Study on the action mechanism of the free radical scavenger with isothermal current decay method-an experimental verification of trap thery forelectrical aging in polymer [J]. Proceedings of the CSEE, 2000, 20(3): 13-15.
[12]  王 亚,吕泽鹏,吴 锴,等. 高压直流XLPE电缆研究现状[J]. 绝缘材料,2014,47(1):22-25. WANG Ya, LÜ;
[13]  Zepeng, WU Kai, et al . Research status of HVDC XLPE cable[J]. Insulating Materials, 2014, 47(1): 22-25.
[14]  Tanaka T, Okamoto T, Hozumi N, et al . Interfacial improvement of XLPE cable insulation at reduced thickness[J]. IEEE Transactions on Dielectrics and Electrical Insulation, 1996, 3(3): 345-350.
[15]  Zhang Y W, Lewiner J, Alquie C, et al . Evidence of strong correlation between space-charge buildup and breakdown in cable insulation[J]. IEEE Transactions on Dielectrics and Electrical Insulation, 1996, 3(6): 778-783.
[16]  Chen X, Wang X, Wu K, et al . Space charge measurement in LDPE films under temperature gradient and DC stress[J]. IEEE Transactions on Dielectrics and Electrical Insulation, 2010, 17(6): 1796-1805.
[17]  欧阳本红,赵健康,陈铮铮,等. 老化方式对交联聚乙烯电缆空间电荷分布的影响[J]. 高电压技术,2012,38(8):2123-2128. OUYANG Benhong, ZHAO Jiankang, CHEN Zhengzheng, et al . Influence of aging mode on space charge distribution of AC XLPE cables[J]. High Voltage Engineering, 2012, 38(8): 2123-2128.
[18]  吴建东,尹 毅,兰 莉,等. 纳米填充浓度对LDPE/Silica纳米复合介质中空间电荷行为的影响[J]. 中国电机工程学报,2012,32(28):177-183. WU Jiandong, YIN Yi, LAN Li, et al . The influence of nano-filler concentration on space charge behavior in LDPE/Silica nano-composite[J]. Proceedings of the CSEE, 2012, 32(28): 177-183.
[19]  徐明忠,赵 洪,吉 超,等. MgO/LDPE纳米复合材料制备及其空间电荷特性[J]. 高电压技术,2012,38(3):684-690. XU Mingzhong, ZHAO Hong, JI Chao, et al . Preparation of MgO/LDPE nanocomposites and its space charge property[J]. High Voltage Engineering, 2012, 38(3): 684-690.
[20]  周远翔,郭绍伟,聂 琼. 纳米氧化铝对硅橡胶空间电荷特性的影响[J]. 高电压技术,2011,37(8):1895-1903. ZHOU Yuanxiang, GUO Shaowei, NIE Qiong. Influence of nano-alumina on the space charge behavior of silicone rubber[J]. High Voltage Engineering, 2011, 37(8): 1895-1903.
[21]  郝顺利,王 新,崔银芳,等. 纳米粉体制备过程中粒子的团聚及控制方法研究[J]. 人工晶体学报,2006,35(2):343-346. HAO Shunli, WANG Xin, CUI Yinfang, et al . Investigation on the agglomerate mechanism and controlling method innano-particle powder preparation[J]. Journal of Synthetic Crystals, 2006, 35(2): 343-346.

Full-Text

comments powered by Disqus

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133