1) transition impedance
过渡阻抗，转移阻抗
2) transition impedance
过渡阻抗
1.
On the basis of boundary condition for a fundamental fault which is described in admittance parameter, the problem about universal boundary equation concerned during fault calculation with different transition impedance is solved by adopting phase compensation and introducing virtual fault ports.
从导纳参数模型下的基本故障型边界条件方程入手,采用相补偿法引进了等价虚拟故障口,从而解决了任意过渡阻抗故障计算的边界条件统一性问题。
2.
On the basis of boundary condition for a fundamental fault which is de scribed in admittance parameter, the problem about universal boundary equation c oncerned during fault calculation with different transition impedance is solved by adopting phase compensation and introducing virtual fault ports.
从导纳参数模型下的基本故障型边界条件方程入手 ,采用相补偿法引进了等价虚拟故障口 ,解决了任意过渡阻抗故障计算的边界条件统一性问题。
4) Transfer impedance
转移阻抗
1.
Computing Method Based on Transfer Impedance for the Shielding Effectiveness of Cabinet;
基于转移阻抗的方舱屏效计算方法
2.
Surface transfer impedance of a composite shielded cable;
一种复合屏蔽电缆的转移阻抗
3.
Measurement of surface transfer impedance of shielded cables;
屏蔽电缆转移阻抗的测量
5) ramp-transition impedance
斜坡过渡阻抗
6) transfer impedance
转移阻抗法
1.
This paper put up a method to find the fault location by transfer impedance in AT power supply system with protection wire for the first time.
本文首次提出了应用转移阻抗法对带保护线的AT供电方式故障测距,通过保护线和钢轨的等值计算,找到带保护线的AT供电方式故障测距公式中的阻抗计算方法,解决了目前没有带保护线等值电路情况下的阻抗计算问题,最后运用Matlab/Simulink仿真验证了本文提出的转移阻抗法的阻抗计算可以应用于带保护线的AT供电方式故障测距。
补充资料：星接阻抗和三角接阻抗的变换
星接阻抗和三角接阻抗的变换
transformation between starc-onnected and delta-connected impedances
x ing]一e乙日kongl介e sonJ一00}Iez日伙ongde匕一。一〕huon星接阻抗和三角接阻抗的变换(t ransfor-mation betweenstar一eonneeted and delta-eonneeted imPedanees)接成星形的三个阻抗和接成三角形的三个阻抗互相替代的等效变换。它们之间的关系可用一组变换公式表示。按这组公式，用星接阻抗替换三角接阻抗或者反过来，不会影响稳态下电路其他部分的正弦电压和电流，常用于对称三相电路的分析和计算。 图1为三个阻抗21、Z:、23接成星形(又称丫形)。图2为三个阻抗Z小22。、Zal接成三角形(又称△形)。它们之间的变换公式如下:人23土图1星接阻抗图2三角接阻抗(1)将星形连接变换成三角形连接212一Z:+22+2 122及3一22+za十警(1)、|冬|矛231一23+21+2321(2)将三角形连接变换成星形连接z、-二一典乒兴-) 艺‘2士乙“3十乙31…_2 oqZI，}Z。一下万~一二-二二-汁 乙‘2士乙23十乙3‘1_Z。IZoq}艺q一二二一~二，二二--，-二二-~J 乙12十乙23十艺32夕(2) 当三个星接阻抗相等，即21一Z:一23一z丫、三个三角接阻抗相等即212一223一231一Z△时，变换公式是 Z二一32丫，Z丫一Z△/3
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条