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1·Open tender for purchasing power transformer.

公开招标购买电力运输设备。

2·Differential relay is the key protection for power transformer.

差动保护是变压器的主保护。

3·The theoretical basis is provided for the design of power transformer.

为电力变压器的设计提供理论依据。

4·Power transformer is one of the most important equipments in the electric system.

电力变压器是电力系统中最重要的电气设备之一。

5·The oil flowing relay is the important prot of the cooling system of power transformer.

油流继电器是大型电力变压器冷却循环系统的重要部件。

6·The primary exploration of large power transformer PD UHF detection method is discussed.

针对大型电力变压器局部放电超高频检测法进行了初探性的研究。

7·A neural network approach to power transformer fault diagnosis is proposed in this paper.

提出并研究了电力变压器故障诊断的人工神经网络方法。

8·This paper introduces the application of PLC in wind-cooling system of the power transformer.

文章介绍了PLC在变压器风冷系统中的应用。

9·Inrush identification is always a key problem in power transformer current differential protection.

励磁涌流识别一直是电力变压器差动保护中比较关注的问题。

10·The calculation of streaming currents induced by turbulent duct flow in a power transformer is studied.

对紊流态下变压器油道内冲流电流的计算进行了研究。