阻抗匹配平衡牵引变压器负载特性研究  

Research on Load Characteristics of Impedance-matched Balance Traction Transformers

作　　者：张楷翼 

机构地区：[1]湖南华电长沙发电有限公司,长沙410203

出　　处：《控制工程》2017年第6期1157-1163,共7页Control Engineering of China

摘　　要：针对电气化铁路牵引供电回路负载非线性和波动性大的问题,以高速客运专线列车用阻抗匹配平衡牵引变压器为研究对象,根据变压器的电压平衡方程式、绕组接线原理和对称分量法,并结合高速客运专列运行的具体工况,给出了平衡牵引变压器在不同工况下运行的对应控制策略,利用Matlab/Simulink建立了牵引负载联合动态仿真系统,模拟牵引列车在单车运行和双车运行工况下的运行特性,仿真验证了所提方法的正确性和可行性,实现了负载定性和定量的分析,以及阻抗匹配平衡牵引变压器稳定、经济的运行。According to the load non-linearity and fluctuation of the traction circuit of power supply of electrified railway, regarding high-speed passenger trains impedance-matched balance traction transformers of operating in electrified railway as the research subject. Based on the transformer voltage balance equation, winding connection principles and symmetrical component methods, and combined with the specific situation of high-speed passenger train operation, the different operating control strategy of balance traction transformer in different working conditions are obtained, the experimental model of dynamic simulation system of traction load is set up based on Matlab/Simulink, the results of simulation experiment verify the correctness and feasibility, the qualitative and quantitative analyzed of load is fulfilled, the stability and economic operation of impedance-matched balance traction transformers.

关 键 词：电气化铁路 阻抗匹配平衡牵引变压器 负载特性 仿真 

分 类 号：TP15[自动化与计算机技术—控制理论与控制工程]