We design a transformer condition evaluation system framework based on data mining and data mart techniques .

设计了一个基于数据挖掘技术和数据集市技术的 变压器状态评估系统框架。

Should pay attention to voltage transformer and cable etc especially .

试验中应特别注意电压 互感 器和电缆等。

The improvement of ventilation system of dry-type transformer for DX medium-wave transmitter is presented .

介绍了用于DX型中波发射机的干式 变压器通风系统的改造情况。

Power Transformer Fault Monitor and Capacitor Protective System Research

电力 变压器故障监测与电容器保护系统研究

This method can also be used for designing traditional binomial transformer the practical examples are given .

该优化方法也可以应用于传统二项式 变换 器的设计中，并通过实例进行说明。

Company main products : Voltage stabilizer high low pressure transformer reactance implement .

公司主要产品：稳压器、高低压 变压器、电抗器。

Power Transformer Winding DC Resistance Testing and Analysis

电力 变压器绕组直流电阻的测试和分析

Mode and Loss Analysis of High Power High Voltage and High Frequency Transformer

大功率高压高频 变压器模式和损耗分析

In most cases it is derived from the AC mains by means of a transformer and rectifier .

大多数情况下直流电是从交流电通过 变压器和整流器而来的。

In this paper the measures of raising power factor for motor and transformer are introduced and the problem of compensation of power factor is analysed .

介绍了提高电动机和 变压器功率因数的具体措施，并对功率因数补偿问题进行了分析。

The transformer is used in the transmission and distribution of power to reduce the conductor size in line construction .

变压器用于电能的传输和分配，以减小在线路架设中导线的截面尺寸。

Grounding resistance is an important technical parameter of grounding system of electric power plant and transformer substation .

接地电阻值是发电厂、 变电站接地系统的重要技术指标。

The dynamic model is also suitable for researching the on-load regulation without transition resistor and the transformer protection .

动态模型也适合于无过渡电阻有载调压和 变压器保护等问题的研究。

This is a transformer .

这是 变压器。

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。

The connection and results of capacitance and dielectric loss measurement of capacitor bushing in transformer are modified .

对安装在 变压器上电容式套管电容量及介损测量接线方式和测量结果进行了修正。

The design plan and the principles and constructions of universal transformer and universal heater are described .

介绍了设计方案，通用 变压器和加热丝的工作原理和结构。

Used for points and load current closed loop current no-load transformer and cable charging electric current .

用于分合负荷电流、闭环电流、空载 变压器和电缆充电电流。

We traced the trouble to a faulty transformer .

我们查出故障出在一个有毛病的 变压器上。

For general insulation and protection for appliance wire harness transformer lead wire of motors etc.

一般应用于电器、线束、 变压器、马达引线等绝缘和保护。

Multiplexer switch circuit This paper describes an open-circuited-operation mode of the current transformer .

多路转换器开关电路本文提出了电流 互感器的开路运行方式。

Primary side is YN connection and neutral point can be earthed which are same as conventional power transformer .

原边仍为YN接法，中性点可接地，与传统的电力 变压器相同。

The fluxes which escape the core and pass through only one of the transformer winding are leakage fluxes .

而逃脱的通量的中心和通过独一的 变压器绕组有漏通量。

An equivalent circuit of the dry-type transformer with subsection and layer winding applied transient voltage is brought forward .

提出了一种暂态电压下分段层式干式 变压器线圈的等值电路。

Vacuum greasing and drying also may be used for transformer are various power equipment becoming damp .

也可用于 变压器的真空注油和干燥各种受潮的电力设备。

Based on the reinforced earth wall project of a transformer substation field test was conducted .

结合某 变电站基础工程，对膨胀土加筋挡土墙开展了一系列的现场试验研究。

This paper presents a new-type instrument for on-line monitoring the coiling hot-point temperature of an oil-immersed transformer .

本文介绍了一种新型油浸式 电力 变压器绕组热点温度在线监测仪。

The magnetic leakage field in HTS transformer decreases the critical current of winding and increases the AC losses .

高温超导 变压器的漏磁场严重会影响绕组中的临界电流和交流损耗。

In our case the transistor turns off and the transformer operates in flyback mode .

在我们的情况下，晶体管的关闭和 变压器模式工作在反激。

A zero-sequence differential protection for transformer is discussed in scheme design and protective logic .

从保护方案设计和保护逻辑两方面详细论述了一种新型的 变压器零序差动保护方案。