This article elaborated the energy saving method through reasonable electrical power load calculating economical running mode of the transformer reasonable establishing the measuring devices reasonable choosing the wires cable section and also lighting energy-saving method .

论述了工业与民用建筑电气设计中合理地进行用电负荷计算、 变压器的经济运行方式、合理设置计量装置、合理选择电线，电缆 截面以及照明节能方法。

There are defects existed in traction power supply system based on transformer decussating two YN d connection such as complicated connections low availability of transformer capacity and neutral section insulator needed in every supply sector which are not suitable for high speed railway .

2台YN，d接线变压器十字交叉构成的AT牵引供电系统，接线复杂， 变压器容量利用率低，相邻供电区段必需用 分相绝缘器分断，不利于高速铁路运行。

The principles and method of selecting transformer fuse were introduced according to the factors such as peak value of transformer excitation current rated current and secondary fault current of transformer and the selection method of cable section for engineering was described .

文中较详细地介绍了根据变压器励磁电流峰值、 变压器额定电流、二次侧故障电流等因素选择变压器熔断器的原则与方法，以及工程上电缆 截面选择方法。

Development of Optimization Engineering Software for Transformer Core Section

变压器铁心 截面优化工程软件的开发

Study on the oblique wedge-like transformer with a large dimension rectangular gradual section

换向器型模－数 变换 器大尺寸矩形变 截面斜楔型 变幅杆研究

By the calculation of forecasting load in the next day on some different transformer substations in Tianjin and Wuhai City this paper proved the effectiveness of the section method and reactive power optimization It can controlled the voltage reactive of large-scale transformer substations more better .

本文通过对天津市及乌海市多个 110kv变电站进行了未来一天内负荷的模拟计算，验证了本文提出的 分段方法的有效性，它对变电站的电压无功有较好的控制效果。

However the transformer operates in the linear section of the magnetizing curve for the internal fault in which the fundamental frequency component is nearly zero .

内部故障时， 变压器 铁心工作于线性 区，瞬时励磁电感恒为常数，无基频分量。

The working principle of the phase-shifting transformer ( PST ) is presented briefly and installation of PST in 500 kV transmission lines of East China Power Grid to change power flow distribution and improve the transmission capacity of the grid section is studied .

简要介绍移相 变压器控制潮流和产生相移的基本原理，对华东电网500kV输电线路安装移相 变压器改变500kV线路潮流分配、提高网络 断面输送能力进行了实例研究。

The new type economy transformer with symmetrical triangle configuration round section Roll-core that was designed recently its Roll-core designing and manufacture technology need some more research and development .

对称三角形结构的圆 截面卷铁芯三相输配电变压器，是近几年才开发出来的新型节能配电 变压器，它的卷铁芯设计与制造技术需要进一步的研究开发和完善。

Creating the Transformer cubes is a simple process that is based on the selected option boxes located in the Reports section .

Transformercubes的创建是一个简单流程，基于Reports 部分中的选项框的选择情况。

During normal operation the transformer is running at the linear section of magnetization curve so the magnetic flux is not saturated and excitation current is small .

在正常情况下， 变压器运行在磁化曲线的线性 段，磁通未饱和，励磁电流很小。

Anxiety about the severe situation of enterprise caused by big lowering of gold price and countermeasures adopted ; Study on the oblique wedge-like transformer with a large dimension rectangular gradual section

面对国内金价大幅下调的忧虑与对策大尺寸矩形变 截面斜楔型 变幅杆研究

The required order microformat is created with a specific transformer detailed in the next section .

请求订单的微格式是通过一个特定的 传送器创建的，下一 节将对其进行详细介绍。