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.
阻抗匹配平衡变压器，是一种三相变两相的供电设备，已广泛用于我国电气化铁道。
The Balance Transformer Accroding to Impedance Matching which has been widely used in electric railway is a kind of three-phase to two-phase power supply equipment.
星形延边三角形接线平衡变压器是应用于我国电气化铁道的一种新型三相—两相平衡变压器。
The wye-prolonged delta connected balance transformer is a new 3-phase to 2-phase balance transformer, which has been used in electrified railway in China.
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.
三相变四相电力变压器是一种新型平衡变压器，由此可以实现四相输电方式，也可以用于电气化铁道的AT供电方式。
The transformer may be applicable to either four- phase transmission system or AT power supply system in electric railways.
不仅能免于导致胆管不平衡，而且还可以使用自耦变压器。
In addition to being immune to tube unbalance, an autoformer approach can be used.
实践证明，这种变压器三相侧电流的不平衡程度可以满足有关规定。
It has been proved in practice that the unbalance degree of the three-phase side current of this transformer can meet the requirements of the related regulations.
理论分析及仿真计算证明：地铁车辆辅助电源中变压器原边绕组的漏抗通过合理的设计，可以起到该平衡电抗器的作用。
Both theoretical analysis and simulation prove that rationally designed leakage reactance of the primary winding can play a role of balancing reactor.
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.
综述了引起变压器绕组电阻不平衡的因素，并进行了分析。
The factors that cause the resistance unbalance of transformer winding are summarized and analysed.
的输出变压器平衡的XLR接口和旋转主电位器控制。
The outputs are transformer balanced on XLR connectors and controlled by rotary master potentiometers.
适用于双平衡式混频器及宽频变压器。
Deal use in double balance mixer and broad-band transformers.
差功变压器的次级线圈接成反向串联，以便在平衡时输出为零。
The differential transformer secondary windings are connected in subtractive series so that the output is zero at balance.
介绍了励磁变压器因二次侧负荷不平衡引起振动异音及铁心温度异常升高故障的原因分析及处理。
Analysis and treatment of the faults of vibration unusual sound and core temperature abnormal rise in exciting transformer, caused by the unbalance of the secondary side load, are introduced.
本文建立了变压器功率负载突然降低时电压平衡方程序。
In this paper, the mathematical models of transformer for suddenly lower load are investigated.
底盘为变压器构造应该采用 至少两吊耳供给平衡地进步。
The chassis for the lighter components shall be independently removable and shall be constructed with a lifting handle or lifting lugs placed to provide balanced lifting.
因此重点分析变压器纵差保护不平衡电流产生的原因，并寻求减少它对变压器纵差保护影响的主要措施。
The cause of its creating unbalanced current was emphasized to analyze. The main measures for reducing the impact on this protection were sought.
将铁芯对等离子体平衡的影响等效地看作外部线圈电流的作用，这样问题就转化为求解空芯变压器装置的等离子体平衡问题。
The influence of iron core on plasma equilibrium is considered as an action of the currents in the external coils. The problems is converted into solving the MHD equations for air-core transformer.
如何确保符合用户的测定值变压器阻抗要求，以确保基本平衡的关键是变压器设计的三相阻抗。
How to ensure compliance with the measured value transformer impedance requirements of users and to ensure basic balance is the key to the three-phase impedance of the transformer design.
三相变压器直流电阻不平衡对变压器本身，以及与变压器相连的其它设备的正常运行有影响。
The unequal phases resistance of a transformer has effects on the operation of the transformer and the connected equipments.
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.
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.
市电频率Hum，主要原因包括灯丝线路走线导致的不平衡；供给灯丝的电源变压器（缺陷）导致电源杂波耦合进入信号通道，等等。
Line frequency hum, primarily induced by imbalance in the filament circuit wiring, the transformer used to power the filament, coupling into the signal leads, etc.
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.
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.
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