Rational planning of local reactive compensation and transformer capacity is very important for demand side management to reduce power losses and improve the economical power system operation.
合理的无功就地补偿和选择变压器容量可以降低损耗，提高系统运行的经济性，是电力需求侧管理的重要内容。
The harmonic comes from power system side, which is caused mainly by exciting current of the large capacity transformer besides the nonlinear loads.
认为谐波源来自系统侧，除了非线性负荷外，主要是由大型电力变压器激磁电流所造成。
The basic tariff in dual tariff system can be calculated as transformer capacity of maximized demand.
两部电价制的基本电费可按变压器容量或最大需量进行计算。
From this, the dynamic economic capacity of transformer is determined.
由此，确定出变压器的动态经济容量。
Two engineering design projects, practical operation and the calculation method of transformer capacity and start voltage were introduced.
文中介绍了两个工程设计、运行的应用实例，以及变压器容量及起动电压水平的计算方法。
Through technical analysis and calculation, the critical coefficient and optimal load rate of transformer are determined for the reasonable selection of transformer capacity.
通过技术分析和计算，确定变压器临界系数以及变压器的最佳负载率，合理选择变压器的容量。
What how to improve the configuration of transformer in order to reduce loss, noise, partial discharge, leakage level and anti-short circuit capacity are introduced in this paper.
本文着重介绍如何改进变压器的结构以降低损耗、噪音、局放、渗漏水平及提高抗短路能力。
From the angel of minimizing the inverse transformer capacity, a method to design inverse transformer capacity based on the technical features of mine-well hoist was given.
通过从如何减小逆变器的装置容量入手，根据矿井提升机的工艺特点，给出了斩波串级调速系统逆变变压器容量的设计方法。
The radial stability of the high capacity transformer winding is compared and re searched with model simulated test. It lays a foundation for development of high capacity products.
对特大容量变压器内绕组径向稳定性进行了模型模拟对比实验和研究，为特大容量产品的开发奠定了基础。
The paper analyses the terms of economical run for transformer and discuses the feasibility in selection of capacity of transformer according to the above terms.
分析了变压器经济运行的条件，探讨了按经济运行条件选择变压器容量的可行性。
On the basis of the analysis of static economic load rate, a dynamic optimal economic load rate of transformer is provided, which is the basis for selection of trans-former capacity.
并在变压器静态经济负载率分析的基础上提出变压器动态最佳负载率，以此作为变压器经济容量的选择依据。
The system can measure the harmonic in HV power network, and avoid the problem of harmonic measure signal distortion caused by capacity type voltage transformer (CVT).
应用该测量系统测试高压电网中的谐波，可以避免因高压电网中取自电容式电压互感器（CVT）的谐波测量信号失真的问题。
With the development of capacity of transformer, the leakage magnetic is increasing which may enlarge the stray loss in the tank and structure.
随着电力变压器单台容量的增加，漏磁场及其在油箱和结构件中引起的杂散损耗明显增加。
This text, through comparison of different solutions, introduces the procedure for a project to determine the solution during selecting transformer capacity and unit quantity.
本文通过不同方案的对比，介绍了某工程选择变压器容量及台数的方案确定过程。
This paper discusses the determination of calculation load in residential districts at present, and introduces the choice of capacity of voltage transformer in the districts as well.
阐述了现阶段住宅小区计算负荷的确定，介绍了小区变压器容量的选取。
An active power filter based on harmonic current compensation of the transformer is proposed for high voltage large capacity application.
提出一种新型的基于变压器谐波电流补偿的高压大容量有源电力滤波器。
The basic principle of earthing transformer is analysed. A proper capacity calculation method for earthing transformer is introduced. The calculation example is given too.
分析了接地变压器的基本原理，介绍了一种比较合理的接地变压器容量计算方法，并给出了计算实例。
Distribution transformer adds power factor correction capacitor in the secondary side to collect compensate, so as to advance power factor and augment the load capacity of transformer.
配电变压器二次侧增设移相电容器进行集中补偿，提高了功率因数，增大了变压器的负载能力。
Through the analysis of drying practice on site for a high capacity transformer, an effective drying method is presented.
根据对大型变压器现场干燥实例的分析，给出了现场干燥大型变压器的方法和应注意的问题。
An introduction was made on the test methods for loading testing of the electric furnace transformer with large capacity under incomplete test conditions.
介绍了在试验条件有欠缺的条件下，对较大容量电炉变压器进行负载测试的试验方法和试验数据的误差消除方法。
To increase the capacity of the active power filter, a novel transformer structure with multiple compensation winding is proposed.
这种有源电力滤波器的大容量通过变压器二次侧多绕组结构来实现。
Wherefore, it is very important of the appropriate starting mode to decrease the transformer capacity and ensure the security of starting.
因此，选择合理的启动方式，对减小变压器容量及启动的安全性尤为重要。
The load supplying capability (LSC) of urban distribution network is the maximum load which can be supplied by the network without any branch (line and transformer included) exceeding its capacity.
城市电网的最大供电能力是指在城市电网任意支路(线路、变压器)无过负荷条件下所能供应的最大负荷。
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。
The requirements of distribution transformer short impedance in national specifications were analyzed and transformer short-circuit impedance was used to test the capacity of transformer.
文中分析了国家标准中规定的配电变压器短路阻抗的要求，提出了利用变压器短路阻抗来测试变压器实际容量的方法，并研制了相关测试装置。
In modern thermo-electric plant of large capacity, the backwater heating system and the generator-transformer unit both are the most important parts.
在组成现代大容量热电厂的各主要系统中，回水加热系统和单元机组是热电厂两大重要组成部分。
This paper analyzes the require of distribution transformer short impedance in national standard and puts forward a method to test the capacity of transformer with steady impedance voltage.
根据新实施标准对隔爆型干式变压器性能参数进行调整，对其变压器的短路阻抗进行了理论分析和计算，并给出了矿用隔爆型干式变压器的短路阻抗值。
The equivalent resistance is derived for distribution transformer load loss and line loss of planning grid, and the maximum current is calculated for each feeder according to their capacity ratios.
推导出规划网架的线路损耗和配变负载损耗的等值电阻，利用馈线容量比值估算馈线最大电流。
It is showed that this transformer has the advantages of boosting, rejecting the negative sequence current, increasing the output capacity and raising the capacity utilization ratio.
结果表明，该变压器具有增压、抑制负序电流、增大输出容量和提高容量利用率等优点。
It is showed that this transformer has the advantages of boosting, rejecting the negative sequence current, increasing the output capacity and raising the capacity utilization ratio.
结果表明，该变压器具有增压、抑制负序电流、增大输出容量和提高容量利用率等优点。
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