7 % 3-75 /mm 5 5 /m /m 75 5 /mm Et 3 3 /mm 7 /mm 75 /mm /mm /mm X A L L L L L9 L ck ck ck cg cg cg3 cg ck ck9 cg cg ck c

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娴洽媚虞
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1 7 5 Vol 7 No 5 JOURNAL OF HARBIN UNIVERSITY OF SIENE AND TEHNOLOGY Oct 5 为了研究瞬态过电压对层式绕组绝缘特性的影响, 设计制作了分段层式绕组模型, 该模型分为段, 每段 5 层, 以每层为个单元, 共分个单元根据绕组模型尺寸结构, 计算电感电容参数, 建立等值电路应用割集分析法分析分段层式绕组等值电路, 得到该绕组模型等值网络微分方程组, 通过广义特征法解微分方程组在等值电路中部施加雷电波及 VFTO 信号, 计算其他各个单元节点的电压波形, 通过计算的电压信号拟合沿绕组的电位分布与梯度分布为层式绕组的绝缘结构设计提供了理论依据分段层式绕组 ; 参数计算 ; 割集分析法 ; 广义特征值与特征向量 TM55 A Generlized hrcteristic Method Anlysis of Piecewise-lyer Type Winding Model s Trnsient hrcteristics ZHENG Din-chunZHAI Xiu-qunL Shu-mingZHAO D-wei School of Electricl nd Electronic EngineeringHrbin University of Science nd TechnologyHrbin 5hin AbstrctIn order to study the trnsient overvoltge to lyer type winding insultion chrcteristic influence we design nd mke the piecewise-lyer type winding model The model is divided into four sectionsech section hs five lyersech lyer s unitdivided into units According to the winding model size structurewe clculte the inductncecpcitnce prmeters nd estblish equivlent circuit Ug cut-set method to nlysis piecewise-lyer type winding equivlent circuitwe obtin the equivlent network differentil equtions on this winding model Solution to differentil equtions is relized through the generlized chrcteristics method Imposition of lightning wve signl in equivlent circuitwe clculte the voltge wveform of ech unit node through the clcultion of the voltge signl fitting the potentil distribution nd the grdient distribution long the winding The insultion structure design for lyer type winding provides theory bsis Key wordssegmenttion lyer type windingprmeter clcultioncut set nlysisgenerlized eigenvlue nd eigenvector z 95 E-milzhengdinchun@ com 93 95

7 % 3-75 /mm 5 5 /m /m 75 5 /mm Et 3 3 /mm 7 /mm 75 /mm /mm /mm 5 3 3 3 3 3 3 3

2 7 % 3-75 /mm 5 5 /m /m 75 5 /mm Et 3 3 /mm 7 /mm 75 /mm /mm /mm X A L L L L L9 L ck ck ck cg cg cg3 cg ck ck9 cg cg ck cg9 cg 5 3

3 5 L L L L L9 L 3 ck ck ck ck 5 割集割集割集 3 割集割集 5 割集割集 7 割集割集 9 割集割集割集割集 3 割集割集 5 割集割集 7 割集割集 9 割集 KVL KL u = A'u t Ai = KL KVL cg cg cg3 cg ck9 cg cg ck cg9 cg i = yu - u g + i g 3 3 Ai = } u = A'u t i = Yu - u g + i g Ai g + AYu - u g = 5 AYA'u t = AYu g - Ai g 7 - A 3 Y A' A Y A T L T T L T Et A' T' L T' T' L T' T L T A =T L T L L ck ck A' = T' L T' }

4 7! - %%%%%%%%%%%%%%%%%% %% %% %%- %%% %%- %%%%% %%- %%%%%%%%%%%- %%- %%- %%- %%%%%%% %%- %% %%- % %%% T L = " %%- %%% %%%%%%%%%%%%%%%%- % - % %%%%%%%%%%%%%%%%%%%%%%%%%- % %%%%%%%%%%%%%%%%%%%%%%%%%- % %% %%%%%%%%%%%%%%%%%%%%%%%%%%%%- %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%- % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%- % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%- % $ %%%%%%%%%% %%% %%%%%%%%%%%%%%%%%%%%%%%%% %%- % & Γ/P P Γ L P Y = Γ/p p Y % - %%%%%%%%%%%%%%%%%% %% %% % %%- %% %%% %%- % %%%%% %%- % % %%%%%%%%%%%- %% %% %%%%%% %%- %% %%% %%%%%% %%- %%% %%%%%%% %%- %%% %%%%%%% %%- %%%%% %%%%%%% %%- % %%%% T % = D %% %%%%%% %%- % % %%%% %%%%%%%%%%%% %%%%- % %%% %%%%%%%%%%%%%%%%%%%%- % %%%%%%%%%%%%%%%%%%%%%%%%%- % % %%%%%%%%%%%%%%%%%%%%%%%%%- % % %% %% %%%%%%%%%%%%%%%%%%%%%%%%%%%%- % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%- % % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%- % %%% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%- % % % %% %%%%%%%%%% %%% %%%%%%%%%%%%%%%%%%%%%%%%%%%- % %%% %% w u g = EG = E G' L G' 9 = E3- E E u g E G G L = - - G = - - G' L G' n o d

5 5 3 y 7 9 k = R k Ecos 槡 kt + R k E 槡 kt + 槡 k i g = AYA'u g = AYu g - Ai g t 槡 kt - τ R k Ëτ+ S k Eτ dτ Γ/p T' T L T p L Γ/p G T' u g = T L T p L 槡 k G E 5 T T' p u g + T L ΓT' L u g = T G p E + T L ΓG L E Et= E e - βt T T' ü g + T L ΓT' L u g = T G Ë + T L ΓG L E 55 y k = E T L T G G L Γ S k + β R k k + β e - βt + S k + β R ( k - R k + β k ) β L L L 9 L 槡 kt - cos 槡 kt ( ) 槡 k L L L 9 L Et= E e - βt y L = L 9 L 9 L 9 L 9 Et= E e - β t - e - β t 7 L L L 9 L S q = T T' y k = E k + β R k e - β t + S k + β R Γ q = T L ΓT' k + β ( k - R k + β k ) L M = T G β 槡 Γ M = T L ΓG L kt - cos 槡 kt ( ) 槡 k q Γ q S y k = E M k + β R k e - β t + S k + β R k + β ( k - R k + β k ) Γ M β 槡 kt - cos 槡 kt ( ) 9 q ü g + Γ q u g = M Ë + Γ M 槡 k E 3 y k 3 y k = y k - y k u t = Vy 3 u t V V V n y u t = V V V n y u g = Vy utn V n V n Vnn yn n i u ti = V i y + V i y + + V in y n y k = y k cos 槡 k t + 槡 k t t yk + 槡 k 槡 k t - τ γ k τdτ 槡 k k k = y k y y y k k = Γ q q k V k 9 - u t k ns 5 V VF- TO

6 VFTO VFTO () 节点波形 (c) 节点波形 (b)5 节点波形 (d) 节点波形 (e)5 节点波形 7 (f) 节点波形 VFTO 电位分布 /% 电位分布点电位分布拟合曲线 () 电位分布 3 梯度分布 /% (b) 梯度分布 VFTO () 节点波形 (b)5 节点波形 (c) 节点波形 (d) 节点波形 (e)5 节点波形 3 (f) 节点波形

7 5 5 Γ q q k V k 电位分布 /% 电位分布点电位分布拟合曲线 () 电位分布梯度分布 /% (b) 梯度分布 7-5 VFTO J D 5 - J VFTO J - 3 J M 9 - J J VFTO J - M 7-9 ( 编辑 : 关毅 ) 檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪 THOMAS GFLORES B JAE S-S SAR Side lobe Apodiz- tion Ug the Kiser Window / /Proceedings of the IEEE Interntionl onference on Imge Procesg 9 J Nuttll - 7 J HARRIS F J On the Use of Windows for Hrmonic Anlysis with the Discrete Fourier Trnsform/ /Proceedings of the IEEE KAISER J F Nonrecursive Digitl filter Design Ug Io-h Window Function / /Proceedings of the IEEE Interntionl Symposium on ircuits nd Systems ISAS' D - 5 J FFT D 93 Kiser J ( 编辑 : 王萍 )

KUKA W. Polini L. Sorrentino Aized Shirinzadeh 6 7 MF Tech Pitbull Fox Taniq Scorpo Scorpo Compositum Windows KUKA 1 P 1 P 2 KU

KUKA W. Polini L. Sorrentino Aized Shirinzadeh 6 7 MF Tech Pitbull Fox Taniq Scorpo Scorpo Compositum Windows KUKA 1 P 1 P 2 KU 23 5 2018 10 Vol. 23 No. 5 JOURNAL OF HARBIN UNIVERSITY OF SCIENCE AND TECHNOLOGY Oct. 2018 1 1 2 2 1. 150080 2. 150080 Matlab AD- AMS CAD DOI 10. 15938 /j. jhust. 2018. 05. 016 TP391. 9 A 1007-2683 2018