双绕组变压器

三相分裂双绕组变压器漏抗分析与计算

Analysis and Calculation of Leakage Reactances for Three Phase Splitted Two-Winding Transformer

一种双绕组变压器经济运行的实用方法

Practical economic operation method of two-winding transformer

介绍一种用双机CPU构成的基于模糊集理论的双绕组变压器微机差动保护装置。

This paper expounded a double CPU control device used for a transformer differential protection on fuzzy set theory .

还介绍了双绕组变压器对信息技术设备保证人身安全和抗干扰的作用，以及它对限制PE线电流的效果。

The safety functions of double winding transformer , such as protection of electric shock , mitigation of electromagnetic interference and limitation of PE conductor current were also introduced .

双绕组变压器最大效益和最佳负荷率的计算

Calculation of Maximum Efficiency and Best Load Factor of Double Column Transformer

隔离变压器和双绕组变压器在建筑电气中的应用

Application of Isolating Transformer and Double Winding Transformer to Electrical Installations of Buildings

双绕组变压器经济容量的优选

Optimization of Economic Capacity for Two Winding Transformer

多台同容量双绕组变压器经济运行分析

Economical operation analysis of more sets parallel operation of the two-winding transformer with the same capacity

论述电网中双绕组变压器按经济运行选取变压器容量比按变压器容量利用率来选取容量要增大。

The capacity selected by economic operation for two winding transformer is larger than one selected by utilization rate of transformer capacity .

本文提出一种用求解电流分布系数分析和计算三相分裂双绕组变压器漏抗的方法。

A method of analysis and calculation of leakage reactances for three phase splitted two-winding transformer by solving current distribution factors is proposed .

以单相双绕组变压器数学模型为基础，用3个独立的单相变压器表征三相变压器的每一相，推导出了三相之间的连接关系方程；

A formula of link relation of three-phase transformer is deduced using three absolute single-phase transformer based on mathematical model of single-phase two winding transformer .

用这一方法计算了一台实际运行的三相分裂双绕组变压器漏抗，获得与实测值相当吻合的结果。

The method is applied to leakage reactance calculation for an actually operating three phase splitted two-winding transformer and the results obtained fairly coincide with test values .

介绍了一种微机双绕组变压器负荷经济运行控制系统的基本工作原理、硬件结构框图和主要技术特点。

The basic working principle , hardware structure and main technical features of a micro computer based control system for transformer economic operation is presented in this paper .

在此基础上，重点介绍了两台双绕组变压器变电站在变压器并列和分列两种运行方式下的经济运行判据，并给出了以综合功率节约为目标的变压器经济运行算法。

It mainly focuses on the criteria of economical operation of two-winding transformer in power substation under transformer operating combination and separation , and finally , it proposes its calculation modes for comprehensive power conservation .

对一起110kV变电站双绕组主变压器油温升高的故障进行深入分析。

The fault of abnormal high oil temperature of the two windings main transformer in a 110 kV substation was discussed in detail .

240MVA/220kV双绕组升压变压器工艺系数分析

Analysis of Technological Factor for 240MVA / 220kV Double-Winding Step-Up Transformer

2台双绕组主变压器优化运行

Optimal Operation of 2 Main Transformers with Two - winding

同时在有源滤波器的作用下，实现了单台双绕组工作变压器的接线方式，比原系统结线简单、维护方便。

The active filter helps , this system realize wiring of the single transformer with duplex windings , which facilitates simple wiring and convenient maintenance as compared with the conventional systems .

对几台240MVA/220kV双绕组升压变压器的空载损耗、空载电流和短路阻抗这几个重要参数的试验数据和设计计算值进行了比较与分析，得出了这些参数的一些经验系数。

The testing results and the calculating results of the perameters such as no-load loss , no-load current and short-circuit impedance of several 240MVA / 220kV double-winding step-up transformers are compared and analyzed . The experienced coefficients of the parameters are given .

通过MATLAB对35kV/10.5kV，5000kVA的双绕组调压变压器模型的调压过程进行了仿真，仿真波形证明了该模型的正确性。

A 35 kV / 10.5 kV , 5 000 kVA two-winding transformer model is built in MATLAB , and the waveforms of tap-changing process in simulation have proved the correctness of the proposed model .

有两种组合电压的双绕组干式电力变压器的设计

Design of Two-Winding Dry-Type Power Transformer with Two Kinds of Combined Voltage

介绍了有两种组合电压的双绕组干式电力变压器的设计过程，并给出了试验参数。

The design process of two-winding dry-type power transformer with two kinds of combined voltage is introduced . The test parameters are given here .