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...

基于云模型的电力变压器风险评估及检修策略制定

DOI: 10.13336/j.1003-6520.hve.2015.10.021, PP. 3342-3347

Keywords: 电力变压器,风险评估,故障模式及影响分析,云模型,检修策略,风险度

Full-Text   Cite this paper   Add to My Lib

Abstract:

针对传统风险评估方法存在评价指标等同对待、当故障风险指数(RPN)相等时无法进行评估、评估结果准确性低等不足,根据云模型所具有的随机性与模糊性特点,建立了基于云模型的电力变压器故障模式及影响分析模型,并将其用于变压器的风险分析。实例计算结果表明该方法不仅可以对变压器主要部件的风险度进行有效排序,还可以解决传统方法中当风险优先级相同时无法进行评估的问题(如实例中的铁芯与OLTC),为采取有效的运行维修策略、提高电力变压器的安全性和经济性提供了有力依据。

References

[1]  Costa S, Brandão A F. Optimization of the maintenance of oil filled power transformers based on reliability criteria[C]∥IEEE/PES Transmission and Distribution Conference and Exposition. Latin America, USA: IEEE, 2004: 297-301.
[2]  周 湶,孙 超,廖瑞金,等. 基于云理论的变压器多重故障诊断及短期预测方法[J]. 高电压技术,2014,40(5):1453-1460. ZHOU Quan, SUN Chao, LIAO Ruijin, et al . Multiple fault diagnosis and short-term forecast of transformer based on cloud theory[J]. High Voltage Engineering, 2014, 40(5): 1453-1460.
[3]  Weekes T, Molinski T, Li X, et al . Risk assessment using transformer loss of life data[J]. IEEE Electrical Insulation Magazine, 2004, 20(2): 27-31.
[4]  廖瑞金,孟繁津,周年荣,等. 基于集对分析和证据理论融合的变压器内绝缘状态评估方法[J]. 高电压技术,2014,40(2):474-481. LIAO Ruijin, MENG Fanjin, ZHOU Nianrong, et al . Assessment strategy for inner insulation condition of power transformer based on set-pair analysis and evidential reasoning decision-making[J]. High Voltage Engineering, 2014, 40(2): 474-481.
[5]  Moubray J. 以可靠性为中心的维修[M]. 北京:机械工业出版社,1995:123-125. Moubray J. Reliability-centered maintenance[M]. Beijing,China: China Machine Press, 1995: 123-125.
[6]  Guimaraes A, Lapa C. Effects analysis fuzzy inference system in nuclear problems using approximate reasoning[J]. Annals of Nuclear Energy, 2004, 31(1): 107-115.
[7]  Pillay A, Wang J. Modified failure mode and effects analysis using approximate reasoning[J]. Reliability Engineering and System Safety, 2003, 79(1): 69-85.
[8]  王有元,周婧婧,陈伟根,等. 基于模糊决策的电力变压器风险评估方法[J]. 仪器仪表学报,2009,30(8):1662-1667. WANG Youyuan, ZHOU Jingjing, CHEN Weigen, et al . Risk assessment method of power transformer based on fuzzy decision making[J]. Chinese Journal of Scientific Instrument, 2009, 30(8): 1662-1667.
[9]  李德毅,杜 鹢. 不确定性人工智能[M]. 北京:国防工业出版社,2005:144-150. LI Deyi,DU Yi. Uncertainty artificial intelligence[M]. Beijing, China: National Defence Industry Press, 2005: 144-150.
[10]  刘常昱,李德毅,杜 鹢,等. 正态云模型的统计分析[J]. 信息与控制,2005,34(2):236-239. LIU Changyu, LI Deyi, DU yi, et al . Some statistical analysis of the normal cloud model[J].Information and Control, 2005, 34(2): 236-239.
[11]  李德毅,刘常昱. 论正态云模型的普适性[J]. 中国工程科学,2004,6(8):28-34. LI Deyi, LIU Changyu. Study on the universality of the normal cloud model[J]. Engineering Science, 2004, 6(8): 28-34.
[12]  于丰喜,程 力. 基于云模型的炮兵旅(团)装备保障体系效能评估[J]. 科学技术与工程,2007,7(2):252-254. YU Fengxi, CHENG Li. Effectiveness evaluation of artillery brigade or regimen equipment support based on cloud model[J]. Science Technology and Engineering, 2007, 7(2): 252-254.
[13]  胡石元,李德仁,刘耀林,等. 基于云模型和关联度分析法的土地评价因素权重挖掘[J]. 武汉大学:信息科学版,2006,31(5):423-427. HU Shiyuan, LI Deren, LIU Yaolin, et al . Weight mining of land evaluation factors based on cloud model and correlation analysis[J]. Geomatics and Information Science of Wuhan University, 2006, 31(5): 423-427.
[14]  Li D R, Di K C, Li D Y. Knowledge representation and uncertaintiy reasoning in GIS based on cloud models[C]∥9 th International Symposium on Spatial Data Handling. Beijing, China: [s.n.], 2000: 10-12.
[15]  Jiao P, Zha Y B.Credibility evaluation method based on cloud model[C]∥International Conference on Electrical and Control Engineering. Wuhan, China: IEEE, 2010: 648-651.
[16]  张镱议,廖瑞金,杨丽君,等. 基于云理论的电力变压器绝缘状态评估方法[J]. 电工技术学报,2012,27(5):13-19. ZHANG Yiyi, LIAO Ruijin, YANG Lijun, et al . An assessment method for insulation condition of power transformer based upon cloud model[J]. Transactions of China Electrotechnical Society, 2012, 27(5): 13-19.
[17]  王有元. 基于可靠性和风险评估的电力变压器状态维修决策方法研究[D]. 重庆:重庆大学,2008:79-81. WANG Youyuan. Study on condition maintenance decision making method of power transformer based on reliability and risk evaluation[D]. Chongqing, China: Chongqing University, 2008: 79-81.

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133