牵引变压器

电力机车牵引变压器故障诊断的技术研究

The Technology Research of the Diagnosis for Tractive Transformer in Electric Locomotive

电气化铁路牵引变压器微机差动保护的研究

Research on the computer differential protection of the tractive transformer in the electrified railway

平衡牵引变压器的MATLAB建模仿真

MATLAB Modelling and Simulation of Balance Traction Transformer

三相V，v接线和单相I，i接线牵引变压器的组合应用

Combined Application of Three-phase V , v Connection and Single-phase I , I Connection Traction Transformer

计算Scott牵引变压器内部温升的热路模型法

Heat Circuit Method for Calculating Temperature Rise of Scott Traction Transformer

Scott接线牵引变压器运行特性与等值模型研究

Study on Operation Characteristics and Equivalent Model of Scott Connection Traction Transformer

该方法能有效的区分牵引变压器内部故障与外部故障、励磁涌流等情况，用EMTP及MATLAB进行仿真计算，验证了该方法的可行性和有效性。

Simulation results by using EMTP and MATLAB demonstrate the feasibility and availability .

V/X接线与Scott接线牵引变压器的工程应用比较

Comparison Between Engineering Application of V / X Wiring and Scott Wiring Traction Transformer

以V／v型牵引变压器的接线原理为基础，推导了电气化铁路接入系统的等值方法。

Based on the wiring principle of V / v type traction transformer , the equivalent method of electric railroads connecting to grid is derived .

基于DGA技术的牵引变压器在线监测系统研究

Study on On-Line DGA Monitor for Traction Transformer

NOMEX绝缘纸在牵引变压器中的应用

Application of NOMEX Insulation Paper in Traction Transformer

结合罗杰斯比值法，基于自适应PSO算法和最小二乘支持向量机（LS-SVM），提出一种牵引变压器绝缘故障诊断模型。

Combined with the Rogers ratio method , an insulation fault diagnosis model based on adaptive PSO and LS-SVM is presented for traction transformer .

本文导出了两种特殊接法的电力机车牵引变压器，即V/V接法的变压器和斯夸特（Scott）变压器的三相模型。

The three-phase models of two kinds of traction transformers of nonconventional connection structures , i. e. , V / V transformers and Scott transformers , are derived in this paper .

通过对600组牵引变压器的故障数据的处理表明，所提出的基于自适应PSO优化的LS-SVM算法优于经典SVM算法和标准PSO的LS-SVM算法，收敛速度快，识别精度高。

Tests on600 groups of fault data indicate that , the proposed model has faster convergence velocity and higher accuracy than classical SVM model and LS-SVM model based on standard PSO .

YNA联结平衡牵引变压器的研究（上）

Research on YNA Connection Balancing Traction Transformer ( Part ⅰ)

Scott变压器是国内外电气化铁路常用于AT供电方式下的牵引变压器，然而新型牵引变压器的研究一直是国内输变电技术领域的一个热点。

One kind of the traction transformer is Scott balanced transformer in the overseas and domestic . The study of new traction transformer is the hot topic in the domestic power transmission technology area .

YNA联结平衡牵引变压器

Balance Traction Transformer with YNA Connection Symbol

YNA联结平衡牵引变压器三相侧的短路阻抗推导

Derivation of Short-Circuit Impedance on Three Phase Side of Balancing Traction Transformer with YNA Connection

本文讨论了Steinmetz电路的改进，提出了平衡补偿电路的最优配置以及与其相适应的牵引变压器接线方式。

The improvement of Steinmetz circuit is discussed in this paper . The optimization symmetrical compensation mode and its suitable traction transformer connection have been given .

文章基于DGA技术的原理，设计了一套牵引变压器在线监测及故障诊断系统，实现了对牵引变压器油中溶解气体H2、CO、CH4、C2H6、C2H4、C2H2的在线监测。

In this paper , on-line monitoring and diagnosis system for traction transformer is designed based on DGA ( dissolved gas - in-oil analysis ) technology to realize the online monitoring the traction transformer oil dissolved gas H2 、 CO 、 CH4 、 C2H6 、 C2H4 、 C2H2 .

本文主要讨论在YN，d11牵引变压器的轨地回流线上设置串联电容补偿装置，重点介绍这种电压补偿方式的工作原理、基本参数计算以及主接线形式。

Discusses the setting of compensation of serial capacitance in track-rail return cable in YD , d11 traction transformer , principally introduces the working principles , calculation of basic parameters and the key forms of wiring of this kind of compensation of serial capacitance .

客运专线牵引变压器选型综合分析

Comprehensive Analysis of Choice for Traction Transformer in Dedicated Passenger Line

谐波源是电力机车和牵引变压器。

The electric locomotives and trans-formers are considered as nonlinear loads .

牵引变压器温升与寿命损失研究

Study on temperature rise and loss of life of traction transformer

基于统计的牵引变压器典型负荷曲线分析

Analysis on typical load curve of traction transformer based on statistics

牵引变压器轨地回流线的串联电容补偿

Compensation of Serial Capacitance of Track-rail Return Cable in Traction Transformer

平衡牵引变压器电磁平衡关系分析

Analysis on the balance relationship of electro-magnetism for balance traction transformer

分裂式牵引变压器一次线圈中的电流分配问题

Current distribution questions in primary coils of split type traction transformers

不同类型牵引变压器负序电流特性的分析比较

Analysis and Comparison of Negative Sequence Current Characteristics of Traction Transformers

Y/Δ接线牵引变压器铜损电量的计算

Copper Loss Calculation of Y / Δ & Connected Traction Transformers