因此，该类变压器的短路阻抗电压较高。
它与短路阻抗法相比，对影响变压器变形的分布电感和电容更为灵敏。
Also compared to the short circuit impedance method, it is more sensitive to distribution inductance and capacitance effecting on the transformer distortion.
变压器在运行中可能发生绕组变形，测试绕组变形的方法主要有频响法和短路阻抗法。
Winding distortion may happen during transformer operation. Frequency response and short impedance are the main methods to test winding distortion.
对于全并联直接供电牵引网短路故障，采用两相对称分量法，分析电路特征，得到短路阻抗表达式。
For the direct power traction systems with full parallel connection, the characteristics of short-circuit impedance is analyzed with method of two symmetrical phases, and the expression is acquired.
文中分析了国家标准中规定的配电变压器短路阻抗的要求，提出了利用变压器短路阻抗来测试变压器实际容量的方法，并研制了相关测试装置。
The requirements of distribution transformer short impedance in national specifications were analyzed and transformer short-circuit impedance was used to test the capacity of transformer.
根据新实施标准对隔爆型干式变压器性能参数进行调整，对其变压器的短路阻抗进行了理论分析和计算，并给出了矿用隔爆型干式变压器的短路阻抗值。
This paper analyzes the require of distribution transformer short impedance in national standard and puts forward a method to test the capacity of transformer with steady impedance voltage.
该系统利用基于PIC单片机的数据采集器，采用了阻抗变换和短路环技术，通过RS232串口与PC进行通讯。
The system includes a DAQ based on PIC Microcontroller, adopts the technology of impedance transform and short circuit ring, communicates with PC through RS232 serial port.
基于交流阻抗和两极电压试验数据的分析，发现发电机转子绕组因存在铜渣而造成匝间短路故障的原因。
Based on the analysis of AC impedance and two poles voltage test data, the reason of turn - to - turn short circuit fault caused by having copper dregs in generator rotor winding was found.
应用策动点阻抗的概念和开路—短路方法消除某些电路元件从而简化电路分析。
It is based on utilizing the conception of the driving-point impedance and the method of open-circuiting and short-circuiting in order to eliminate some troublesome circuit element.
文中还提出了低压系统中只用正序阻抗表达的单相短路电流的简化计算公式。
In the paper, the reduced single phase short-circuit current equation expressing as positive sequence impi dance only is showed.
点204和206表示在低波段处谐振的第一导体102中的短路（低阻抗）点。
Points 204 and 206 denote the short circuit (low impedance) points in the first conductor 102 which resonates at the low band.
本文将简要介绍如何变压器的阻抗降低至3%，以保证短路测试脉冲电流的要求。
This paper will give a brief introduction of how to reduce transformer impedance to 3%, in order to ensure short-circuit test pulse current requirements.
静稳阻抗和低电势阻抗采用正序阻抗，能有效地防止外部短路造成的误动作。
It USES the positive impedance in static stability and low-voltage impedance which can effectively prevent the mal-operation in external faults.
介绍了后备阻抗保护对变压器绕组短路灵敏度很低。
It is described that the sensitivity of impedance back up protection for transformer wind short circuit is very low.
本文提出了R型函数的概念及构造R型函数的规则，给出了求解开路阻抗或短路导纳参数的一般方法。
The concept oi R-type function and it's construction rules are presented. The general method solving the parameters of the open-circuit impedances or short-circuit admittances is also given.
建立了城市公共交通网络的阻抗函数，给出了公共交通网络最短路径的求解方法。
Finally, we establish a cost formula about public traffic system, and bring forward a solution of shortest path of public traffic network.
电弧不仅仅选择最短路径，电弧搜索的路径也是最小阻抗的路径。
It does not only take the shortest way, the way the arc searches must also be the way of the smallest resistance.
首先通过测量阻抗轨迹法对异相短路故障的测量阻抗的进行分析，得出牵引网发生异相高阻电弧短路故障时，常规原理的阻抗保护将拒动的结论。
Conventional impedance relay will refuse to trip according to an analysis of measuring impedance by means of impedance locus method when wrong-phase-coupling of traction power supply system occurs.
首先通过测量阻抗轨迹法对异相短路故障的测量阻抗的进行分析，得出牵引网发生异相高阻电弧短路故障时，常规原理的阻抗保护将拒动的结论。
Conventional impedance relay will refuse to trip according to an analysis of measuring impedance by means of impedance locus method when wrong-phase-coupling of traction power supply system occurs.
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