牵引变压器的选择是人们长期关心的问题之一。
The voltage ratio is one of important parameters of transformer .
牵引变压器是连接牵引供电系统和电力系统的核心设备。
The traction transformer is the core equipment that was connected traction power supply system and power system.
我国电气化铁道中牵引变压器采用差动保护接线形式各不一样。
There exit various connection modes of differential protection of substation transformer in the electrified railway traction in China.
同相牵引供电系统的核心装置主要是牵引变压器和平衡变换装置。
The central device of cophase traction power supply system was traction transformer and balance convert device.
最后给出了三相牵引变压器的过载能力曲线组，供设计、运行单位使用。
A group of overload capability curve of three-phase electric traction transformer is given for use by design and operation units.
因此，通过研究牵引负荷得到建立牵引变压器典型负荷曲线的方法具有重要的意义。
So the method of making the typical load curve of traction transformer is great significant.
将基于加权关联度分析的故障诊断方法应用在开发的牵引变压器在线监测诊断软件中。
This method has been applied in the diagnosis software of the online-monitoring for traction transformer i.
将基于加权关联度分析的故障诊断方法应用在开发的牵引变压器在线监测诊断软件中。
This method has been applied in the diagnosis software of the online-monitoring for traction transformer in Shanxi province.
考虑绕组漏阻抗，应用多绕组变压器理论导出了非阻抗匹配平衡牵引变压器的输出特性；
The output characteristic of non impedance matching balance traction transformer is deduced by employing the theory of multiwinding transformer and with considering the leakage impedance of windings.
也就是说，在阻抗匹配平衡牵引变压器SF 2 - QY的基础上再提高一个容量等级。
That is, one more capacity grade can be increased on the base of impedance-matched balance traction transformer SF2-QY.
针对牵引变压器绕组的直流电阻测量中的一些关键技术问题，提出了精确、快速、自动的测量方案。
An accurate, quick and automatic measurement scheme is presented to solve the key problems in measuring DC resistance of main transformer windings.
本文结合准东线电气化工程供电的设计方案，说明选择AT供电方式和V/X接线牵引变压器的合理性。
With reference of the designing plan for power supply system in Zhun-Dong railway line, illustrates the rationality for adopting AT power supply mode and V/X wiring traction transformer.
与其它牵引变压器相比，三相变四相变压器具有较好的结构和平衡特性，可以用于电气化铁路AT供电。
Because of the better structure and balance characteristic compared with other transformer used in electric railway, the three-phase to four-phase transformer can apply to AT power supply system.
牵引变压器是牵引变电站中最重要的电气设备，牵引变压器保护装置是整个牵引供电系统安全稳定运行的基础。
Traction transformer is the most important electrical equipment of traction substation. Also traction transformer protection device is the foundation of safe and stable traction power supply system.
在评价牵引变压器的过负荷能力时，所选择的典型负荷曲线必须合理，使之能够正确反映线路的牵引变压器运行状况。
The typical load curve which is selected for evaluating the overload ability of traction transformer must be reasonable, it should reflect accurately the operation status of traction transformer.
国外公司还没有遇见到他们崭新的牵引变压器最终会在中国工厂被重建并被应用到其他地方甚至被出口。如果有一天他们开始喊冤会怎样呢？
What if the foreign firm, who did not foresee that their shiny new traction transformers would end up being rebuilt in Chinese factories and redeployed elsewhere, or even exported, cries foul?
给出了该变压器在相坐标下的节点导纳矩阵，以便同电力系统和牵引网接口进行有关分析。
The nodal admittance matrix in phase coordinates of the transformer is obtained, which can be conveniently used to interface with power systems and traction networks in related analyses.
熟悉主要部件如变压器，电机，变流器，齿轮箱，牵引系统及列车控制系统等。
Prefer those with knowledge about the main components such as transformer, converter, gear box, motor, traction system, train control system etc.
未来的牵引传动系统可能直接与电网相连，无需该类变压器。
Future traction drives may operate directly from the mains without this transformer.
应用平衡变压器作为牵引变电所中的主变压器向电气化铁道供电，是当今世界上先进的供电技术。
The application of Balancing Transformers as a main transformer in tractivesubstation to supply power to electrified railway is nowadays an advanced technique of power supply in the world.
文中从现有微机保护装置存在的两大问题即软件维护扩展功能和软件的实时性，探讨牵引供电系统变压器保护软件的升级方案。
The paper study on maintenance extension and real-time two aspects of the existing digital protection devices software, and upgrade software of traction power supply transformer protection.
讨论了采用阻抗匹配平衡变压器的牵引变电所的无功计量方法。
The measurement method of reactive power in traction substation, which main transformer is impedance-matching balance one, is discussed.
直流牵引变电所主要由整流变压器和硅整流器构成。
DC traction substation are composed of transformer and silicon rectifier circuit.
通过分析发现电力机车空载启动和牵引变空载合闸都会在系统变压器中造成和应涌流。
The sympathetic inrush may occur in the system transformer when no-load electric locomotive or traction transformer is switched, so the protection may be affected.
研究结果表明牵引冲击性负荷对变压器绝缘寿命损失影响很大，不容忽视。
Test results show that the traction loads seriously affect insulation aging and loss-of-life of the traction transformer, which should by no means be overlooked.
当电缆有些全部拽进中心管里时，初步往变压器油箱里慢慢地放变压器绝缘护套，这时不要过分地拉紧牵引绳。
When the cable is dragged into the center of some all tube, a preliminary to the transformer tank slowly put transformer insulation sheath, then not so much the traction rope.
为了减少电气化铁路对其沿线的通信系统造成的干扰，电牵引供电系统可以采用自耦变压器供电方式。
Electrification railway will interfere with the communication system along the line. To decrease this kind of interference, the autotransformer power-supply mode can be adopted.
在牵引电站中使用该变压器能显著地提高牵引供电系统的技术和经济性能。
By using the transformer, the performance of the draw substation and its power supply system in technology and economy will be improved greatly.
在牵引电站中使用该变压器能显著地提高牵引供电系统的技术和经济性能。
By using the transformer, the performance of the draw substation and its power supply system in technology and economy will be improved greatly.
应用推荐