正在加载图片...
肖雄等:基于跟踪微分器的网侧电压异常检测方法研究 ·115 5]Zhang Z Y,Huang T,Ren Y Y,et al.Online over-voltage moni- 存声 toring device applying the wide frequency characteristics of the Am equipments in the subtation.High Voltage Eng,2011,37 (2): 310 (张重远,黄涛,任寅寅,等.应用电站设备宽频特性的过电 压在线监测装置.高电压技术,2011,37(2):310) 6]Dugan R C.Megranghan M F,Santoso S,et al.Electrical Poicer System Quality.New York:MC Graw-Hill,1996 He Z Y,Qian QQ.The electric power system transient signal wavelet analysis method and its application()the application of a wavelet transfor in electric power system transient signal analysis summarizing.Proceedings of CSU-EPSA,2002,14 (4)1 (何正友,钱清泉.电力系统暂态信号的小波分析方法及其应 用(一)小波变换在电力系统暂态信号分析中的应用综述.电 力系统及其自动化学报,2002,14(4):1) ⑧] Mallat S,Hwang W L.Singularity detection and processing with wavelets.IEEE Trans on Information Theory,1992,38(2):617 ]Yu Q C.Zhang S C.Wang X D.Denoising of thermogravimetry signal by wavelet transform.J Univ Sci Technol Beijing,2007,29 (5):532 (郁青春,张世超,王新东.小波变换方法消除热重实验噪音 信号.北京科技大学学报,2007,29(5):532) [10]Zhang P,Li H B.A novel algorithm for harmonic analysis based on discrete wavelet transforms.Trans China Electrotechnical Soc, (b) 2012,27(3):252 图10实际电网滤波效果图(a)和局部放大图(b) (张鹏,李红斌.一种基于离散小波变换的谐波分析方法 Fig.10 The actual grid filtering effect diagram (a)and partial en- 电工技术学报,2012,27(3):252) 11]Hu M,Chen H.Detection and location of power quality disturb- larged diagram (b) ances using wavelet transform modulus maxima.Power System 值来表征,在实际电网中,由于噪声的存在影响小波变 Technol,2001,25(3):12 (胡铭,陈珩·基于小波变换模极大值的电能质量扰动检测 换极大值的分布,文中利用线性跟踪微分器对电网电 与定位.电网技术,2001,25(3):12) 压信号滤波,将滤波后的信号利用小波变换模极大值 [12]Mallat S,Hwang W L.Singularity detection and processing with 对其局部奇异性进行分析,实现对电网电压扰动时刻 wavelets.IEEE Trans Information Theory,1992,38(2):617 的精确确定.仿真及实验结果表明,对滤波后的电压 [13]Han J Q.Active Disturbance Rejection Control Technique.2nd 信号进行模极大值检测,降低了由噪声产生模极大值 Ed.Beijing:National Defense Industry Press,2009 (韩京清.自抗扰控制技术.2版.北京:国防工业出版社, 点的可能,同时排除了噪声干扰淹没实际奇异点的情 2009) 况,大大提高了利用模极大值检测信号突变点的效率, 14] Wu L Q,Lin H,Han J Q.Study of tracking differentiator on fil- 具有良好的工程实用价值. tering.J System Simulation,2004,16(4):651 (武利强,林浩,韩京清.跟踪微分器滤波性能研究.系统仿 参考文献 真学报,2004,16(4):651) n5] Mi H G,Yuan H W,Guo X,et al.Improve the use of tracking [1]Ma X L.IGBT (IGCT)rectifier/regenerative source of AC-DC- differentiator independent power systems research active filter fil- AC converters.Electric Drire,2012,12(10):3 tering performance.Electric Power Automation Equipment,2012, (马小亮.交-直-交变颍器的IGBT(IGCT))整流/回馈电源.电 32(2):76 气传动,2012,12(10):3) (弭寒光,袁海文,郭鑫,等.利用跟踪微分器提高独立电源 Dai K,Liu C.Li YL,et al.Study on harmonic compensation 系统有源滤波器滤波性能的研究.电力自动化设备,2012, characteristics of shunt APF to two types of nonlinear loads.Trans 32(2):76) China Electrotechnical Soc,2013,28(9):79 061 Zhang X F,Xu DZ,Qi Z F,et al.A study on the singular de- (戴珂,刘聪,李彦龙,等.并联型AP℉对两类非线性负载的 tection based on wavelet transform.Systems Engineer and Elec- 谐波补偿特性研究.电工技术学报,2013,28(9):79) tronics,2003,25(7):814 Lascu C.Asiminoaci L,Boldea I,et al.High performance cur- (张小飞,徐大专,齐泽锋,等.基于小波变换奇异信号检测 rent controller for selective harmonic compensation in active power 的研究.系统工程与电子技术,2003,25(7):814) filters.IEEE Trans Power Electronics,2007,22(5):1826 [17]Yang J G.Warelet Analysis and Its Engineering Applications.Ind 4]Hatano N,Ise T.Control scheme of cascaded H-ridge STATCOM Ed.Beijing:China Machine Press,2005 using zero-sequence voltage and negative-sequence current.IEEE (杨建国.小波分析及其工程应用.1版.北京:机械工业出版 Trans Power Delivery,2010,25 (2)543 社,2005)肖 雄等: 基于跟踪微分器的网侧电压异常检测方法研究 图 10 实际电网滤波效果图( a) 和局部放大图( b) Fig. 10 The actual grid filtering effect diagram ( a) and partial en￾larged diagram ( b) 值来表征,在实际电网中,由于噪声的存在影响小波变 换极大值的分布,文中利用线性跟踪微分器对电网电 压信号滤波,将滤波后的信号利用小波变换模极大值 对其局部奇异性进行分析,实现对电网电压扰动时刻 的精确确定. 仿真及实验结果表明,对滤波后的电压 信号进行模极大值检测,降低了由噪声产生模极大值 点的可能,同时排除了噪声干扰淹没实际奇异点的情 况,大大提高了利用模极大值检测信号突变点的效率, 具有良好的工程实用价值. 参 考 文 献 [1] Ma X L. IGBT ( IGCT) rectifier/regenerative source of AC--DC-- AC converters. Electric Drive,2012,12( 10) : 3 ( 马小亮. 交--直--交变频器的 IGBT( IGCT) 整流/回馈电源. 电 气传动,2012,12( 10) : 3) [2] Dai K,Liu C,Li Y L,et al. Study on harmonic compensation characteristics of shunt APF to two types of nonlinear loads. Trans China Electrotechnical Soc,2013,28( 9) : 79 ( 戴珂,刘聪,李彦龙,等. 并联型 APF 对两类非线性负载的 谐波补偿特性研究. 电工技术学报,2013,28( 9) : 79) [3] Lascu C,Asiminoaei L,Boldea I,et al. High performance cur￾rent controller for selective harmonic compensation in active power filters. IEEE Trans Power Electronics,2007,22( 5) : 1826 [4] Hatano N,Ise T. Control scheme of cascaded H-bridge STATCOM using zero-sequence voltage and negative-sequence current. IEEE Trans Power Delivery,2010,25( 2) : 543 [5] Zhang Z Y,Huang T,Ren Y Y,et al. Online over-voltage moni￾toring device applying the wide frequency characteristics of the equipments in the subtation. High Voltage Eng,2011,37 ( 2) : 310 ( 张重远,黄涛,任寅寅,等. 应用电站设备宽频特性的过电 压在线监测装置. 高电压技术,2011,37( 2) : 310) [6] Dugan R C,Megranghan M F,Santoso S,et al. Electrical Power System Quality. New York: MC Graw-Hill,1996 [7] He Z Y,Qian Q Q. The electric power system transient signal wavelet analysis method and its application( 一) the application of wavelet transform in electric power system transient signal analysis summarizing. Proceedings of CSU--EPSA,2002,14( 4) : 1 ( 何正友,钱清泉. 电力系统暂态信号的小波分析方法及其应 用( 一) 小波变换在电力系统暂态信号分析中的应用综述. 电 力系统及其自动化学报,2002,14( 4) : 1) [8] Mallat S,Hwang W L. Singularity detection and processing with wavelets. IEEE Trans on Information Theory,1992,38( 2) : 617 [9] Yu Q C,Zhang S C,Wang X D. Denoising of thermogravimetry signal by wavelet transform. J Univ Sci Technol Beijing,2007,29 ( 5) : 532 ( 郁青春,张世超,王新东. 小波变换方法消除热重实验噪音 信号. 北京科技大学学报,2007,29( 5) : 532) [10] Zhang P,Li H B. A novel algorithm for harmonic analysis based on discrete wavelet transforms. Trans China Electrotechnical Soc, 2012,27( 3) : 252 ( 张鹏,李红斌. 一种基于离散小波变换的谐波分析方法. 电工技术学报,2012,27( 3) : 252) [11] Hu M,Chen H. Detection and location of power quality disturb￾ances using wavelet transform modulus maxima. Power System Technol,2001,25( 3) : 12 ( 胡铭,陈珩. 基于小波变换模极大值的电能质量扰动检测 与定位. 电网技术,2001,25( 3) : 12) [12] Mallat S,Hwang W L. Singularity detection and processing with wavelets. IEEE Trans Information Theory,1992,38( 2) : 617 [13] Han J Q. Active Disturbance Rejection Control Technique. 2nd Ed. Beijing: National Defense Industry Press,2009 ( 韩京清. 自抗扰控制技术. 2 版. 北京: 国防工业出版社, 2009) [14] Wu L Q,Lin H,Han J Q. Study of tracking differentiator on fil￾tering. J System Simulation,2004,16( 4) : 651 ( 武利强,林浩,韩京清. 跟踪微分器滤波性能研究. 系统仿 真学报,2004,16( 4) : 651) [15] Mi H G,Yuan H W,Guo X,et al. Improve the use of tracking differentiator independent power systems research active filter fil￾tering performance. Electric Power Automation Equipment,2012, 32( 2) : 76 ( 弭寒光,袁海文,郭鑫,等. 利用跟踪微分器提高独立电源 系统有源滤波器滤波性能的研究. 电力自动化设备,2012, 32( 2) : 76) [16] Zhang X F,Xu D Z,Qi Z F,et al. A study on the singular de￾tection based on wavelet transform. Systems Engineer and Elec￾tronics,2003,25( 7) : 814 ( 张小飞,徐大专,齐泽锋,等. 基于小波变换奇异信号检测 的研究. 系统工程与电子技术,2003,25( 7) : 814) [17] Yang J G. Wavelet Analysis and Its Engineering Applications. 1nd Ed. Beijing: China Machine Press,2005 ( 杨建国. 小波分析及其工程应用. 1 版. 北京: 机械工业出版 社,2005) ·115·
<<向上翻页
©2008-现在 cucdc.com 高等教育资讯网 版权所有